FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavformat/mxfenc.c
Date: 2026-10-29 17:07:12
Exec Total Coverage
Lines: 1495 1902 78.6%
Functions: 75 82 91.5%
Branches: 658 959 68.6%
Line Branch Exec Source
1 /*
2 * MXF muxer
3 * Copyright (c) 2008 GUCAS, Zhentan Feng <spyfeng at gmail dot com>
4 * Copyright (c) 2008 Baptiste Coudurier <baptiste dot coudurier at gmail dot com>
5 *
6 * This file is part of FFmpeg.
7 *
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22
23 /*
24 * signal_standard, color_siting, store_user_comments, sample rate and klv_fill_key version
25 * fixes sponsored by NOA GmbH
26 */
27
28 /*
29 * References
30 * SMPTE 336M KLV Data Encoding Protocol Using Key-Length-Value
31 * SMPTE 377M MXF File Format Specifications
32 * SMPTE 379M MXF Generic Container
33 * SMPTE 381M Mapping MPEG Streams into the MXF Generic Container
34 * SMPTE 422M Mapping JPEG 2000 Codestreams into the MXF Generic Container
35 * SMPTE ST2019-4 (2009 or later) Mapping VC-3 Coding Units into the MXF Generic Container
36 * SMPTE RP210: SMPTE Metadata Dictionary
37 * SMPTE RP224: Registry of SMPTE Universal Labels
38 */
39
40 #include <inttypes.h>
41 #include <time.h>
42
43 #include "libavutil/attributes.h"
44 #include "libavutil/attributes_internal.h"
45 #include "libavutil/mem.h"
46 #include "libavutil/opt.h"
47 #include "libavutil/random_seed.h"
48 #include "libavutil/timecode.h"
49 #include "libavutil/avassert.h"
50 #include "libavutil/mastering_display_metadata.h"
51 #include "libavutil/pixdesc.h"
52 #include "libavutil/time_internal.h"
53 #include "libavcodec/defs.h"
54 #include "libavcodec/bytestream.h"
55 #include "libavcodec/golomb.h"
56 #include "libavcodec/h264.h"
57 #include "libavcodec/jpeg2000.h"
58 #include "packet_internal.h"
59 #include "libavcodec/rangecoder.h"
60 #include "libavcodec/startcode.h"
61 #include "avformat.h"
62 #include "avio_internal.h"
63 #include "internal.h"
64 #include "avc.h"
65 #include "nal.h"
66 #include "mux.h"
67 #include "mxf.h"
68 #include "config.h"
69 #include "version.h"
70
71 EXTERN const FFOutputFormat ff_mxf_d10_muxer;
72 EXTERN const FFOutputFormat ff_mxf_opatom_muxer;
73
74 #define IS_D10(s) ((s)->oformat == &ff_mxf_d10_muxer.p)
75 #define IS_OPATOM(s) ((s)->oformat == &ff_mxf_opatom_muxer.p)
76
77 #define EDIT_UNITS_PER_BODY 250
78 #define KAG_SIZE 512
79
80 typedef struct MXFIndexEntry {
81 uint64_t offset;
82 unsigned slice_offset; ///< offset of audio slice
83 uint16_t temporal_ref;
84 uint8_t flags;
85 } MXFIndexEntry;
86
87 typedef struct j2k_info_t {
88 uint16_t j2k_cap; ///< j2k required decoder capabilities
89 uint16_t j2k_rsiz; ///< j2k required decoder capabilities (Rsiz)
90 uint32_t j2k_xsiz; ///< j2k width of the reference grid (Xsiz)
91 uint32_t j2k_ysiz; ///< j2k height of the reference grid (Ysiz)
92 uint32_t j2k_x0siz; ///< j2k horizontal offset from the origin of the reference grid to the left side of the image (X0siz)
93 uint32_t j2k_y0siz; ///< j2k vertical offset from the origin of the reference grid to the left side of the image (Y0siz)
94 uint32_t j2k_xtsiz; ///< j2k width of one reference tile with respect to the reference grid (XTsiz)
95 uint32_t j2k_ytsiz; ///< j2k height of one reference tile with respect to the reference grid (YTsiz)
96 uint32_t j2k_xt0siz; ///< j2k horizontal offset from the origin of the reference grid to the left side of the first tile (XT0siz)
97 uint32_t j2k_yt0siz; ///< j2k vertical offset from the origin of the reference grid to the left side of the first tile (YT0siz)
98 uint8_t j2k_comp_desc[12]; ///< j2k components descriptor (Ssiz(i), XRsiz(i), YRsiz(i))
99 } j2k_info_t;
100
101 typedef struct MXFStreamContext {
102 int64_t pkt_cnt; ///< pkt counter for muxed packets
103 UID track_essence_element_key;
104 int index; ///< index in mxf_essence_container_uls table
105 const UID *codec_ul;
106 const UID *container_ul;
107 int order; ///< interleaving order if dts are equal
108 int interlaced; ///< whether picture is interlaced
109 int field_dominance; ///< tff=1, bff=2
110 int signal_standard;
111 int temporal_reordering;
112 AVRational aspect_ratio; ///< display aspect ratio
113 int closed_gop; ///< gop is closed, used in mpeg-2 frame parsing
114 int video_bit_rate;
115 int slice_offset;
116 int frame_size; ///< frame size in bytes
117 int seq_closed_gop; ///< all gops in sequence are closed, used in mpeg-2 descriptor
118 int max_gop; ///< maximum gop size, used by mpeg-2 descriptor
119 int b_picture_count; ///< maximum number of consecutive b pictures, used in mpeg-2 descriptor
120 int low_delay; ///< low delay, used in mpeg-2 descriptor
121 int version; ///< format version, used in ffv1 descriptor
122 int micro_version; ///< format micro_version, used in ffv1 descriptor
123 j2k_info_t j2k_info;
124 enum MXFMetadataSetType sub_descriptor;
125 const UID *picture_descriptor_key;
126 int cid; ///< compression id, used by dnxhd
127 } MXFStreamContext;
128
129 typedef struct MXFContainerEssenceEntry {
130 UID container_ul;
131 UID element_ul;
132 UID codec_ul;
133 int (*write_desc)(AVFormatContext *, AVStream *);
134 } MXFContainerEssenceEntry;
135
136 typedef struct MXFPackage {
137 char *name;
138 enum MXFMetadataSetType type;
139 int instance;
140 struct MXFPackage *ref;
141 } MXFPackage;
142
143 enum ULIndex {
144 INDEX_MPEG2 = 0,
145 INDEX_AES3,
146 INDEX_WAV,
147 INDEX_D10_VIDEO,
148 INDEX_D10_AUDIO,
149 INDEX_DV,
150 INDEX_DNXHD,
151 INDEX_JPEG2000,
152 INDEX_H264,
153 INDEX_S436M,
154 INDEX_PRORES,
155 INDEX_FFV1,
156 };
157
158 static const struct {
159 enum AVCodecID id;
160 enum ULIndex index;
161 } mxf_essence_mappings[] = {
162 { AV_CODEC_ID_MPEG2VIDEO, INDEX_MPEG2 },
163 { AV_CODEC_ID_PCM_S24LE, INDEX_AES3 },
164 { AV_CODEC_ID_PCM_S16LE, INDEX_AES3 },
165 { AV_CODEC_ID_DVVIDEO, INDEX_DV },
166 { AV_CODEC_ID_DNXHD, INDEX_DNXHD },
167 { AV_CODEC_ID_JPEG2000, INDEX_JPEG2000 },
168 { AV_CODEC_ID_H264, INDEX_H264 },
169 { AV_CODEC_ID_PRORES, INDEX_PRORES },
170 { AV_CODEC_ID_FFV1, INDEX_FFV1 },
171 { AV_CODEC_ID_NONE }
172 };
173
174 static int mxf_write_wav_desc(AVFormatContext *s, AVStream *st);
175 static int mxf_write_aes3_desc(AVFormatContext *s, AVStream *st);
176 static int mxf_write_cdci_desc(AVFormatContext *s, AVStream *st);
177 static int mxf_write_generic_sound_desc(AVFormatContext *s, AVStream *st);
178 static int mxf_write_s436m_anc_desc(AVFormatContext *s, AVStream *st);
179
180 static void mxf_write_avc_subdesc(AVFormatContext *s, AVStream *st);
181 static void mxf_write_ffv1_subdesc(AVFormatContext *s, AVStream *st);
182
183 static int mxf_write_mpegvideo_local_tags(AVFormatContext *s, AVStream *st);
184
185 static enum AVChromaLocation choose_chroma_location(AVFormatContext *s, AVStream *st);
186
187 static const MXFContainerEssenceEntry mxf_essence_container_uls[] = {
188 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x02,0x0D,0x01,0x03,0x01,0x02,0x04,0x60,0x01 },
189 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
190 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x00,0x00,0x00 },
191 mxf_write_cdci_desc },
192 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x06,0x03,0x00 },
193 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x16,0x01,0x03,0x00 },
194 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x00,0x00,0x00,0x00 },
195 mxf_write_aes3_desc },
196 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x06,0x01,0x00 },
197 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x16,0x01,0x01,0x00 },
198 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x00,0x00,0x00,0x00 },
199 mxf_write_wav_desc },
200 // D-10 Video
201 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x01,0x01 },
202 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x05,0x01,0x01,0x00 },
203 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x01 },
204 mxf_write_cdci_desc },
205 // D-10 Audio
206 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x01,0x01 },
207 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x06,0x01,0x10,0x00 },
208 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x00,0x00,0x00,0x00 },
209 mxf_write_generic_sound_desc },
210 // DV
211 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x7F,0x01 },
212 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x18,0x01,0x01,0x00 },
213 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x00,0x00,0x00 },
214 mxf_write_cdci_desc },
215 // DNxHD
216 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0A,0x0D,0x01,0x03,0x01,0x02,0x11,0x01,0x00 },
217 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x0C,0x00 },
218 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x71,0x01,0x00,0x00 },
219 mxf_write_cdci_desc },
220 // JPEG2000
221 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x07,0x0d,0x01,0x03,0x01,0x02,0x0c,0x01,0x00 },
222 { 0x06,0x0e,0x2b,0x34,0x01,0x02,0x01,0x01,0x0d,0x01,0x03,0x01,0x15,0x01,0x08,0x00 },
223 { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x07,0x04,0x01,0x02,0x02,0x03,0x01,0x01,0x00 },
224 mxf_write_cdci_desc },
225 // H.264
226 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x0D,0x01,0x03,0x01,0x02,0x10,0x60,0x01 },
227 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
228 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x00,0x00,0x00 },
229 mxf_write_cdci_desc },
230 // S436M ANC
231 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x0D,0x01,0x03,0x01,0x02,0x0e,0x00,0x00 },
232 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x17,0x01,0x02,0x00 },
233 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x01,0x5C,0x00 },
234 mxf_write_s436m_anc_desc },
235 // ProRes
236 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x0d,0x01,0x03,0x01,0x02,0x1c,0x01,0x00 },
237 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0d,0x01,0x03,0x01,0x15,0x01,0x17,0x00 },
238 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x03,0x00 },
239 mxf_write_cdci_desc },
240 // FFV1
241 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x0d,0x01,0x03,0x01,0x02,0x23,0x01,0x00 },
242 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0d,0x01,0x03,0x01,0x15,0x01,0x1d,0x00 },
243 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x09,0x00,0x00 },
244 mxf_write_cdci_desc },
245 { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },
246 { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },
247 { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },
248 NULL },
249 };
250
251 static const UID mxf_d10_codec_uls[] = {
252 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x01 }, // D-10 625/50 PAL 50mb/s
253 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x02 }, // D-10 525/50 NTSC 50mb/s
254 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x03 }, // D-10 625/50 PAL 40mb/s
255 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x04 }, // D-10 525/50 NTSC 40mb/s
256 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x05 }, // D-10 625/50 PAL 30mb/s
257 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x06 }, // D-10 525/50 NTSC 30mb/s
258 };
259
260 static const UID mxf_d10_container_uls[] = {
261 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x01,0x01 }, // D-10 625/50 PAL 50mb/s
262 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x02,0x01 }, // D-10 525/50 NTSC 50mb/s
263 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x03,0x01 }, // D-10 625/50 PAL 40mb/s
264 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x04,0x01 }, // D-10 525/50 NTSC 40mb/s
265 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x05,0x01 }, // D-10 625/50 PAL 30mb/s
266 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x06,0x01 }, // D-10 525/50 NTSC 30mb/s
267 };
268
269
270 static const UID mxf_ffv1_codec_uls[] = {
271 { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x09,0x01,0x00 }, // FFV1 version 0
272 { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x09,0x02,0x00 }, // FFV1 version 1
273 { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x09,0x03,0x00 }, // FFV1 version 2 (was only experimental)
274 { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x09,0x04,0x00 }, // FFV1 version 3
275 { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x09,0x05,0x00 }, // FFV1 version 4
276 };
277
278 static const uint8_t product_uid[] = { 0xAD,0xAB,0x44,0x24,0x2f,0x25,0x4d,0xc7,0x92,0xff,0x29,0xbd,0x00,0x0c,0x00,0x02};
279 static const uint8_t uuid_base[] = { 0xAD,0xAB,0x44,0x24,0x2f,0x25,0x4d,0xc7,0x92,0xff };
280 static const uint8_t umid_ul[] = { 0x06,0x0A,0x2B,0x34,0x01,0x01,0x01,0x05,0x01,0x01,0x0D,0x00,0x13 };
281
282 /**
283 * complete key for operation pattern, partitions, and primer pack
284 */
285 static const uint8_t op1a_ul[] = { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x01,0x09,0x00 };
286 static const uint8_t opatom_ul[] = { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x02,0x0D,0x01,0x02,0x01,0x10,0x03,0x00,0x00 };
287 static const uint8_t footer_partition_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x04,0x04,0x00 }; // ClosedComplete
288 static const uint8_t primer_pack_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x05,0x01,0x00 };
289 static const uint8_t index_table_segment_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x10,0x01,0x00 };
290 static const uint8_t header_open_partition_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x02,0x01,0x00 }; // OpenIncomplete
291 static const uint8_t header_closed_partition_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x02,0x04,0x00 }; // ClosedComplete
292 static const uint8_t klv_fill_key[] = { 0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x01,0x02,0x10,0x01,0x00,0x00,0x00 };
293 static const uint8_t body_partition_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x03,0x04,0x00 }; // ClosedComplete
294
295 static const UID mxf_rgba_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01,0x01,0x29,0x00 };
296
297 /**
298 * partial key for header metadata
299 */
300 static const uint8_t header_metadata_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01 };
301 static const uint8_t multiple_desc_ul[] = { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x0D,0x01,0x03,0x01,0x02,0x7F,0x01,0x00 };
302
303 /**
304 * SMPTE RP210 http://www.smpte-ra.org/mdd/index.html
305 * https://smpte-ra.org/sites/default/files/Labels.xml
306 */
307 static const MXFLocalTagPair mxf_local_tag_batch[] = {
308 // preface set
309 { 0x3C0A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x01,0x01,0x15,0x02,0x00,0x00,0x00,0x00}}, /* Instance UID */
310 { 0x3B02, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x10,0x02,0x04,0x00,0x00}}, /* Last Modified Date */
311 { 0x3B05, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x01,0x02,0x01,0x05,0x00,0x00,0x00}}, /* Version */
312 { 0x3B07, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x01,0x02,0x01,0x04,0x00,0x00,0x00}}, /* Object Model Version */
313 { 0x3B06, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x06,0x04,0x00,0x00}}, /* Identifications reference */
314 { 0x3B03, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x02,0x01,0x00,0x00}}, /* Content Storage reference */
315 { 0x3B09, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x01,0x02,0x02,0x03,0x00,0x00,0x00,0x00}}, /* Operational Pattern UL */
316 { 0x3B0A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x01,0x02,0x02,0x10,0x02,0x01,0x00,0x00}}, /* Essence Containers UL batch */
317 { 0x3B0B, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x01,0x02,0x02,0x10,0x02,0x02,0x00,0x00}}, /* DM Schemes UL batch */
318 // Identification
319 { 0x3C09, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x01,0x00,0x00,0x00}}, /* This Generation UID */
320 { 0x3C01, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x02,0x01,0x00,0x00}}, /* Company Name */
321 { 0x3C02, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x03,0x01,0x00,0x00}}, /* Product Name */
322 { 0x3C03, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x04,0x00,0x00,0x00}}, /* Product Version */
323 { 0x3C04, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x05,0x01,0x00,0x00}}, /* Version String */
324 { 0x3C05, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x07,0x00,0x00,0x00}}, /* Product ID */
325 { 0x3C06, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x10,0x02,0x03,0x00,0x00}}, /* Modification Date */
326 { 0x3C07, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x0A,0x00,0x00,0x00}}, /* Toolkit Version */
327 { 0x3C08, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x06,0x01,0x00,0x00}}, /* Platform */
328 // Content Storage
329 { 0x1901, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x05,0x01,0x00,0x00}}, /* Package strong reference batch */
330 { 0x1902, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x05,0x02,0x00,0x00}}, /* Package strong reference batch */
331 // Essence Container Data
332 { 0x2701, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x06,0x01,0x00,0x00,0x00}}, /* Linked Package UID */
333 { 0x3F07, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x01,0x03,0x04,0x04,0x00,0x00,0x00,0x00}}, /* BodySID */
334 // Package
335 { 0x4401, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x01,0x01,0x15,0x10,0x00,0x00,0x00,0x00}}, /* Package UID */
336 { 0x4405, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x10,0x01,0x03,0x00,0x00}}, /* Package Creation Date */
337 { 0x4404, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x10,0x02,0x05,0x00,0x00}}, /* Package Modified Date */
338 { 0x4402, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x01,0x03,0x03,0x02,0x01,0x00,0x00,0x00}}, /* Package Name */
339 { 0x4403, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x06,0x05,0x00,0x00}}, /* Tracks Strong reference array */
340 { 0x4701, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x02,0x03,0x00,0x00}}, /* Descriptor */
341 // Track
342 { 0x4801, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x01,0x07,0x01,0x01,0x00,0x00,0x00,0x00}}, /* Track ID */
343 { 0x4804, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x01,0x04,0x01,0x03,0x00,0x00,0x00,0x00}}, /* Track Number */
344 { 0x4B01, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x30,0x04,0x05,0x00,0x00,0x00,0x00}}, /* Edit Rate */
345 { 0x4B02, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x03,0x01,0x03,0x00,0x00}}, /* Origin */
346 { 0x4803, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x02,0x04,0x00,0x00}}, /* Sequence reference */
347 // Sequence
348 { 0x0201, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x07,0x01,0x00,0x00,0x00,0x00,0x00}}, /* Data Definition UL */
349 { 0x0202, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x02,0x01,0x01,0x03,0x00,0x00}}, /* Duration */
350 { 0x1001, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x06,0x09,0x00,0x00}}, /* Structural Components reference array */
351 // Source Clip
352 { 0x1201, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x03,0x01,0x04,0x00,0x00}}, /* Start position */
353 { 0x1101, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x03,0x01,0x00,0x00,0x00}}, /* SourcePackageID */
354 { 0x1102, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x03,0x02,0x00,0x00,0x00}}, /* SourceTrackID */
355 // Timecode Component
356 { 0x1501, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x03,0x01,0x05,0x00,0x00}}, /* Start Time Code */
357 { 0x1502, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x04,0x01,0x01,0x02,0x06,0x00,0x00}}, /* Rounded Time Code Base */
358 { 0x1503, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x04,0x01,0x01,0x05,0x00,0x00,0x00}}, /* Drop Frame */
359 // File Descriptor
360 { 0x3F01, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x06,0x01,0x01,0x04,0x06,0x0B,0x00,0x00}}, /* Sub Descriptors reference array */
361 { 0x3006, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x06,0x01,0x01,0x03,0x05,0x00,0x00,0x00}}, /* Linked Track ID */
362 { 0x3001, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x06,0x01,0x01,0x00,0x00,0x00,0x00}}, /* SampleRate */
363 { 0x3002, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x06,0x01,0x02,0x00,0x00,0x00,0x00}}, /* ContainerDuration */
364 { 0x3004, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x01,0x02,0x00,0x00}}, /* Essence Container */
365 // Generic Picture Essence Descriptor
366 { 0x320C, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x03,0x01,0x04,0x00,0x00,0x00}}, /* Frame Layout */
367 { 0x320D, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x03,0x02,0x05,0x00,0x00,0x00}}, /* Video Line Map */
368 { 0x3203, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x02,0x02,0x00,0x00,0x00}}, /* Stored Width */
369 { 0x3202, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x02,0x01,0x00,0x00,0x00}}, /* Stored Height */
370 { 0x3216, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x03,0x02,0x08,0x00,0x00,0x00}}, /* Stored F2 Offset */
371 { 0x3205, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x08,0x00,0x00,0x00}}, /* Sampled Width */
372 { 0x3204, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x07,0x00,0x00,0x00}}, /* Sampled Height */
373 { 0x3206, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x09,0x00,0x00,0x00}}, /* Sampled X Offset */
374 { 0x3207, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0A,0x00,0x00,0x00}}, /* Sampled Y Offset */
375 { 0x3209, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0C,0x00,0x00,0x00}}, /* Display Width */
376 { 0x3208, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0B,0x00,0x00,0x00}}, /* Display Height */
377 { 0x320A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0D,0x00,0x00,0x00}}, /* Display X offset */
378 { 0x320B, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0E,0x00,0x00,0x00}}, /* Presentation Y offset */
379 { 0x3217, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x03,0x02,0x07,0x00,0x00,0x00}}, /* Display F2 offset */
380 { 0x320E, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x01,0x01,0x01,0x00,0x00,0x00}}, /* Aspect Ratio */
381 { 0x3210, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x02,0x01,0x01,0x01,0x02,0x00}}, /* Transfer characteristic */
382 { 0x321A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x02,0x01,0x01,0x03,0x01,0x00}}, /* Coding Equations (color space) */
383 { 0x3219, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x09,0x04,0x01,0x02,0x01,0x01,0x06,0x01,0x00}}, /* Color Primaries */
384 { 0x3213, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x18,0x01,0x02,0x00,0x00,0x00,0x00}}, /* Image Start Offset */
385 { 0x3214, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x18,0x01,0x03,0x00,0x00,0x00,0x00}}, /* Image End Offset */
386 { 0x3201, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x06,0x01,0x00,0x00,0x00,0x00}}, /* Picture Essence Coding */
387 { 0x3212, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x03,0x01,0x06,0x00,0x00,0x00}}, /* Field Dominance (Opt) */
388 { 0x3215, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x05,0x01,0x13,0x00,0x00,0x00,0x00}}, /* Signal Standard */
389 // CDCI Picture Essence Descriptor
390 { 0x3301, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x05,0x03,0x0A,0x00,0x00,0x00}}, /* Component Depth */
391 { 0x3302, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x05,0x00,0x00,0x00}}, /* Horizontal Subsampling */
392 { 0x3308, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x05,0x01,0x10,0x00,0x00,0x00}}, /* Vertical Subsampling */
393 { 0x3303, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x06,0x00,0x00,0x00}}, /* Color Siting */
394 { 0x3307, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x18,0x01,0x04,0x00,0x00,0x00,0x00}}, /* Padding Bits */
395 { 0x3304, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x03,0x03,0x00,0x00,0x00}}, /* Black Ref level */
396 { 0x3305, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x03,0x04,0x00,0x00,0x00}}, /* White Ref level */
397 { 0x3306, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x05,0x03,0x05,0x00,0x00,0x00}}, /* Color Range */
398 // RGBA Picture Essence Descriptor
399 { 0x3401, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x05,0x03,0x06,0x00,0x00,0x00}}, /* Pixel Layout */
400 { 0x3406, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x05,0x03,0x0B,0x00,0x00,0x00}}, /* Component Max Ref */
401 { 0x3407, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x05,0x03,0x0C,0x00,0x00,0x00}}, /* Component Min Ref */
402 // Generic Sound Essence Descriptor
403 { 0x3D02, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x04,0x02,0x03,0x01,0x04,0x00,0x00,0x00}}, /* Locked/Unlocked */
404 { 0x3D03, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x03,0x01,0x01,0x01,0x00,0x00}}, /* Audio sampling rate */
405 { 0x3D04, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x02,0x01,0x01,0x03,0x00,0x00,0x00}}, /* Audio Ref Level */
406 { 0x3D07, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x01,0x01,0x04,0x00,0x00,0x00}}, /* ChannelCount */
407 { 0x3D01, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x04,0x02,0x03,0x03,0x04,0x00,0x00,0x00}}, /* Quantization bits */
408 { 0x3D06, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x02,0x04,0x02,0x00,0x00,0x00,0x00}}, /* Sound Essence Compression */
409 // Index Table Segment
410 { 0x3F0B, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x05,0x30,0x04,0x06,0x00,0x00,0x00,0x00}}, /* Index Edit Rate */
411 { 0x3F0C, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x07,0x02,0x01,0x03,0x01,0x0A,0x00,0x00}}, /* Index Start Position */
412 { 0x3F0D, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x07,0x02,0x02,0x01,0x01,0x02,0x00,0x00}}, /* Index Duration */
413 { 0x3F05, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x04,0x06,0x02,0x01,0x00,0x00,0x00,0x00}}, /* Edit Unit Byte Count */
414 { 0x3F06, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x01,0x03,0x04,0x05,0x00,0x00,0x00,0x00}}, /* IndexSID */
415 { 0x3F08, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x04,0x04,0x04,0x01,0x01,0x00,0x00,0x00}}, /* Slice Count */
416 { 0x3F09, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x04,0x04,0x01,0x06,0x00,0x00,0x00}}, /* Delta Entry Array */
417 { 0x3F0A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x04,0x04,0x02,0x05,0x00,0x00,0x00}}, /* Index Entry Array */
418 // MPEG video Descriptor
419 { 0x8000, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x0B,0x00,0x00}}, /* BitRate */
420 { 0x8003, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x05,0x00,0x00}}, /* LowDelay */
421 { 0x8004, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x06,0x00,0x00}}, /* ClosedGOP */
422 { 0x8006, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x08,0x00,0x00}}, /* MaxGOP */
423 { 0x8007, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x0A,0x00,0x00}}, /* ProfileAndLevel */
424 { 0x8008, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x09,0x00,0x00}}, /* BPictureCount */
425 // Wave Audio Essence Descriptor
426 { 0x3D09, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x03,0x03,0x05,0x00,0x00,0x00}}, /* Average Bytes Per Second */
427 { 0x3D0A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x03,0x02,0x01,0x00,0x00,0x00}}, /* Block Align */
428 // mxf_user_comments_local_tag
429 { 0x4406, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x02,0x01,0x02,0x0C,0x00,0x00,0x00}}, /* User Comments */
430 { 0x5001, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x02,0x01,0x02,0x09,0x01,0x00,0x00}}, /* Name */
431 { 0x5003, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x02,0x01,0x02,0x0A,0x01,0x00,0x00}}, /* Value */
432 // sub descriptor used AVC, JPEG2000 and FFV1
433 { 0x8100, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x09,0x06,0x01,0x01,0x04,0x06,0x10,0x00,0x00}}, /* SubDescriptors */
434 // mxf_avc_subdescriptor_local_tags
435 { 0x8200, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x06,0x01,0x0E,0x00,0x00}}, /* AVC Decoding Delay */
436 { 0x8201, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x06,0x01,0x0A,0x00,0x00}}, /* AVC Profile */
437 { 0x8202, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x06,0x01,0x0D,0x00,0x00}}, /* AVC Level */
438 // ff_mxf_mastering_display_local_tags
439 { 0x8301, FF_MXF_MasteringDisplayPrimaries },
440 { 0x8302, FF_MXF_MasteringDisplayWhitePointChromaticity },
441 { 0x8303, FF_MXF_MasteringDisplayMaximumLuminance },
442 { 0x8304, FF_MXF_MasteringDisplayMinimumLuminance },
443 // FFV1
444 { 0xDFD9, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x0C,0x06,0x00,0x00,0x00}}, /* FFV1 Micro-version */
445 { 0xDFDA, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x0C,0x05,0x00,0x00,0x00}}, /* FFV1 Version */
446 { 0xDFDB, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x0C,0x01,0x00,0x00,0x00}}, /* FFV1 Initialization Metadata */
447 // ff_mxf_jpeg2000_local_tags
448 { 0x8401, {0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x01,0x00,0x00,0x00}}, /* Rsiz: An enumerated value that defines the decoder capabilities */
449 { 0x8402, {0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x02,0x00,0x00,0x00}}, /* Xsiz: Width of the reference grid */
450 { 0x8403, {0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x03,0x00,0x00,0x00}}, /* Ysiz: Height of the reference grid */
451 { 0x8404, {0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x04,0x00,0x00,0x00}}, /* X0siz: Horizontal offset from the origin of the reference grid to the left side of the image area */
452 { 0x8405, {0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x05,0x00,0x00,0x00}}, /* Y0siz: Vertical offset from the origin of the reference grid to the left side of the image area */
453 { 0x8406, {0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x06,0x00,0x00,0x00}}, /* XTsiz: Width of one reference tile with respect to the reference grid */
454 { 0x8407, {0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x07,0x00,0x00,0x00}}, /* YTsiz: Height of one reference tile with respect to the reference grid */
455 { 0x8408, {0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x08,0x00,0x00,0x00}}, /* XT0siz: Horizontal offset from the origin of the reference grid to the left side of the first tile */
456 { 0x8409, {0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x09,0x00,0x00,0x00}}, /* YT0siz: Vertical offset from the origin of the reference grid to the left side of the first tile */
457 { 0x840A, {0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x0A,0x00,0x00,0x00}}, /* Csiz: The number of components in the picture */
458 { 0x840B, {0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x0B,0x00,0x00,0x00}}, /* Ssizi, XRSizi, YRSizi: Array of picture components where each component comprises 3 bytes named Ssizi, XRSizi, YRSizi. The array of 3-byte groups is preceded by the array header comprising a 4-byte value of the number of components followed by a 4-byte value of 3. */
459 { 0x840C, {0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x0E,0x00,0x00,0x00}}, /* The nature and order of the image components in the compressed domain as carried in the J2C codestream. */
460 };
461
462 #define MXF_NUM_TAGS FF_ARRAY_ELEMS(mxf_local_tag_batch)
463
464 typedef struct MXFContext {
465 AVClass *av_class;
466 int64_t footer_partition_offset;
467 int essence_container_count;
468 AVRational time_base;
469 int header_written;
470 MXFIndexEntry *index_entries;
471 unsigned edit_units_count;
472 uint64_t timestamp; ///< timestamp, as year(16),month(8),day(8),hour(8),minutes(8),msec/4(8)
473 uint8_t slice_count; ///< index slice count minus 1 (1 if no audio, 0 otherwise)
474 int last_indexed_edit_unit;
475 uint64_t *body_partition_offset;
476 unsigned body_partitions_count;
477 int last_key_index; ///< index of last key frame
478 uint64_t duration;
479 AVTimecode tc; ///< timecode context
480 AVStream *timecode_track;
481 int timecode_base; ///< rounded time code base (25 or 30)
482 int edit_unit_byte_count; ///< fixed edit unit byte count
483 int content_package_rate; ///< content package rate in system element, see SMPTE 326M
484 uint64_t body_offset;
485 uint32_t instance_number;
486 uint8_t umid[16]; ///< unique material identifier
487 int channel_count;
488 int signal_standard;
489 uint32_t tagged_value_count;
490 AVRational audio_edit_rate;
491 int store_user_comments;
492 int track_instance_count; // used to generate MXFTrack uuids
493 int cbr_index; ///< use a constant bitrate index
494 uint8_t unused_tags[MXF_NUM_TAGS]; ///< local tags that we know will not be used
495 MXFStreamContext timecode_track_priv;
496 } MXFContext;
497
498 1754 static void mxf_write_uuid(AVIOContext *pb, enum MXFMetadataSetType type, int value)
499 {
500 1754 avio_write(pb, uuid_base, 10);
501 1754 avio_wb16(pb, type);
502 1754 avio_wb32(pb, value);
503 1754 }
504
505 428 static void mxf_write_umid(AVFormatContext *s, int type)
506 {
507 428 MXFContext *mxf = s->priv_data;
508 428 avio_write(s->pb, umid_ul, 13);
509 428 avio_wb24(s->pb, mxf->instance_number);
510 428 avio_write(s->pb, mxf->umid, 15);
511 428 avio_w8(s->pb, type);
512 428 }
513
514 498 static void mxf_write_refs_count(AVIOContext *pb, int ref_count)
515 {
516 498 avio_wb32(pb, ref_count);
517 498 avio_wb32(pb, 16);
518 498 }
519
520 857 static int klv_ber_length(uint64_t len)
521 {
522
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 857 if (len < 128)
523 693 return 1;
524 else
525 164 return (av_log2(len) >> 3) + 2;
526 }
527
528 857 static int klv_encode_ber_length(AVIOContext *pb, uint64_t len)
529 {
530 // Determine the best BER size
531 857 int size = klv_ber_length(len);
532
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 857 if (size == 1) {
533 //short form
534 693 avio_w8(pb, len);
535 693 return 1;
536 }
537
538 164 size --;
539 // long form
540 164 avio_w8(pb, 0x80 + size);
541
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 362 while(size) {
542 198 size--;
543 198 avio_w8(pb, len >> 8 * size & 0xff);
544 }
545 164 return 0;
546 }
547
548 2114 static void klv_encode_ber4_length(AVIOContext *pb, int len)
549 {
550 2114 avio_w8(pb, 0x80 + 3);
551 2114 avio_wb24(pb, len);
552 2114 }
553
554 6 static void klv_encode_ber9_length(AVIOContext *pb, uint64_t len)
555 {
556 6 avio_w8(pb, 0x80 + 8);
557 6 avio_wb64(pb, len);
558 6 }
559
560 /*
561 * Get essence container ul index
562 */
563 25 static int mxf_get_essence_container_ul_index(enum AVCodecID id)
564 {
565 int i;
566
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 73 for (i = 0; mxf_essence_mappings[i].id; i++)
567
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 73 if (mxf_essence_mappings[i].id == id)
568 25 return mxf_essence_mappings[i].index;
569 ✗ return -1;
570 }
571
572 6850 static const MXFLocalTagPair* mxf_lookup_local_tag(int tag)
573 {
574
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 314168 for (int i = 0; i < MXF_NUM_TAGS; i++) {
575
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 314168 if (mxf_local_tag_batch[i].local_tag == tag) {
576 6850 return &mxf_local_tag_batch[i];
577 }
578 }
579
580 // this assert can only be hit during development
581 ✗ av_assert0(0 && "you forgot to add your new tag to mxf_local_tag_batch");
582 return NULL;
583 }
584
585 952 static void mxf_mark_tag_unused(MXFContext *mxf, int tag)
586 {
587 952 const MXFLocalTagPair *pair = mxf_lookup_local_tag(tag);
588 952 mxf->unused_tags[pair - mxf_local_tag_batch] = 1;
589 952 }
590
591 34 static void mxf_write_primer_pack(AVFormatContext *s)
592 {
593 34 MXFContext *mxf = s->priv_data;
594 34 AVIOContext *pb = s->pb;
595 34 int local_tag_number = MXF_NUM_TAGS, i;
596 34 int will_have_avc_tags = 0, will_have_mastering_tags = 0, will_have_ffv1_tags = 0, will_have_jpeg2000_tags = 0;
597 34 int will_have_sub_descriptor = 0, will_have_rgba_descriptor = 0;
598
599
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 92 for (i = 0; i < s->nb_streams; i++) {
600 58 AVStream *st = s->streams[i];
601 58 MXFStreamContext *sc = st->priv_data;
602
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 58 if (st->codecpar->codec_id == AV_CODEC_ID_H264 && sc->sub_descriptor) {
603 ✗ will_have_avc_tags = 1;
604 }
605
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 58 if (av_packet_side_data_get(st->codecpar->coded_side_data,
606 58 st->codecpar->nb_coded_side_data,
607 AV_PKT_DATA_MASTERING_DISPLAY_METADATA)) {
608 2 will_have_mastering_tags = 1;
609 }
610
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 58 if (st->codecpar->codec_id == AV_CODEC_ID_FFV1) {
611 2 will_have_ffv1_tags = 1;
612 }
613
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 58 if (st->codecpar->codec_id == AV_CODEC_ID_JPEG2000) {
614 ✗ will_have_jpeg2000_tags = 1;
615 }
616
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 58 if (sc->sub_descriptor) {
617 2 will_have_sub_descriptor = 1;
618 }
619
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 58 if (sc->picture_descriptor_key == &mxf_rgba_descriptor_key) {
620 ✗ will_have_rgba_descriptor = 1;
621 }
622 }
623
624
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 34 if (!mxf->store_user_comments) {
625 28 mxf_mark_tag_unused(mxf, 0x4406);
626 28 mxf_mark_tag_unused(mxf, 0x5001);
627 28 mxf_mark_tag_unused(mxf, 0x5003);
628 }
629
630
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 34 if (!will_have_sub_descriptor) {
631 32 mxf_mark_tag_unused(mxf, 0x8100);
632 }
633
634
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 34 if (!will_have_rgba_descriptor) {
635 34 mxf_mark_tag_unused(mxf, 0x3401);
636 34 mxf_mark_tag_unused(mxf, 0x3406);
637 34 mxf_mark_tag_unused(mxf, 0x3407);
638 }
639
640
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 34 if (!will_have_avc_tags) {
641 34 mxf_mark_tag_unused(mxf, 0x8200);
642 34 mxf_mark_tag_unused(mxf, 0x8201);
643 34 mxf_mark_tag_unused(mxf, 0x8202);
644 }
645
646
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 34 if (!will_have_mastering_tags) {
647 32 mxf_mark_tag_unused(mxf, 0x8301);
648 32 mxf_mark_tag_unused(mxf, 0x8302);
649 32 mxf_mark_tag_unused(mxf, 0x8303);
650 32 mxf_mark_tag_unused(mxf, 0x8304);
651 }
652
653
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 34 if (!will_have_ffv1_tags) {
654 32 mxf_mark_tag_unused(mxf, 0xDFD9);
655 32 mxf_mark_tag_unused(mxf, 0xDFDA);
656 32 mxf_mark_tag_unused(mxf, 0xDFDB);
657 }
658
659
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 34 if (!will_have_jpeg2000_tags) {
660 34 mxf_mark_tag_unused(mxf, 0x8401);
661 34 mxf_mark_tag_unused(mxf, 0x8402);
662 34 mxf_mark_tag_unused(mxf, 0x8403);
663 34 mxf_mark_tag_unused(mxf, 0x8404);
664 34 mxf_mark_tag_unused(mxf, 0x8405);
665 34 mxf_mark_tag_unused(mxf, 0x8406);
666 34 mxf_mark_tag_unused(mxf, 0x8407);
667 34 mxf_mark_tag_unused(mxf, 0x8408);
668 34 mxf_mark_tag_unused(mxf, 0x8409);
669 34 mxf_mark_tag_unused(mxf, 0x840A);
670 34 mxf_mark_tag_unused(mxf, 0x840B);
671 34 mxf_mark_tag_unused(mxf, 0x840C);
672 }
673
674
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 4420 for (i = 0; i < MXF_NUM_TAGS; i++) {
675
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 4386 if (mxf->unused_tags[i]) {
676 952 local_tag_number--;
677 }
678 }
679
680 34 avio_write(pb, primer_pack_key, 16);
681 34 klv_encode_ber_length(pb, local_tag_number * 18 + 8);
682
683 34 avio_wb32(pb, local_tag_number); // local_tag num
684 34 avio_wb32(pb, 18); // item size, always 18 according to the specs
685
686
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 4420 for (i = 0; i < MXF_NUM_TAGS; i++) {
687
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 4386 if (mxf->unused_tags[i] == 0) {
688 3434 avio_wb16(pb, mxf_local_tag_batch[i].local_tag);
689 3434 avio_write(pb, mxf_local_tag_batch[i].uid, 16);
690 }
691 }
692 34 }
693
694 5898 static void mxf_write_local_tag(AVFormatContext *s, int size, int tag)
695 {
696 5898 MXFContext *mxf = s->priv_data;
697 5898 AVIOContext *pb = s->pb;
698 5898 const MXFLocalTagPair *pair = mxf_lookup_local_tag(tag);
699
700 // make sure the tag was not declared unnecessary upfront
701
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 5898 av_assert0(mxf->unused_tags[pair - mxf_local_tag_batch] == 0);
702
703 5898 avio_wb16(pb, tag);
704 5898 avio_wb16(pb, size);
705 5898 }
706
707 806 static void mxf_write_metadata_key(AVIOContext *pb, unsigned int value)
708 {
709 806 avio_write(pb, header_metadata_key, 13);
710 806 avio_wb24(pb, value);
711 806 }
712
713 336 static const MXFCodecUL *mxf_get_codec_ul_by_id(const MXFCodecUL *uls, int id)
714 {
715
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 1266 while (uls->uid[0]) {
716
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 1184 if (id == uls->id)
717 254 break;
718 930 uls++;
719 }
720 336 return uls;
721 }
722
723 //one EC -> one descriptor. N ECs -> MultipleDescriptor + N descriptors
724 #define DESCRIPTOR_COUNT(essence_container_count) \
725 (essence_container_count > 1 ? essence_container_count + 1 : essence_container_count)
726
727 100 static void mxf_write_essence_container_refs(AVFormatContext *s)
728 {
729 100 MXFContext *c = s->priv_data;
730 100 AVIOContext *pb = s->pb;
731 int i;
732
733
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 100 mxf_write_refs_count(pb, DESCRIPTOR_COUNT(c->essence_container_count));
734 100 av_log(s,AV_LOG_DEBUG, "essence container count:%d\n", c->essence_container_count);
735
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 220 for (i = 0; i < s->nb_streams; i++) {
736 163 MXFStreamContext *sc = s->streams[i]->priv_data;
737 // check first track of essence container type and only write it once
738
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 163 if (sc->track_essence_element_key[15] != 0)
739 6 continue;
740 157 avio_write(pb, *sc->container_ul, 16);
741
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 157 if (c->essence_container_count == 1)
742 43 break;
743 }
744
745
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 100 if (c->essence_container_count > 1)
746 57 avio_write(pb, multiple_desc_ul, 16);
747 100 }
748
749 34 static void mxf_write_preface(AVFormatContext *s)
750 {
751 34 MXFContext *mxf = s->priv_data;
752 34 AVIOContext *pb = s->pb;
753
754 34 mxf_write_metadata_key(pb, 0x012f00);
755 PRINT_KEY(s, "preface key", pb->buf_ptr - 16);
756
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 34 klv_encode_ber_length(pb, 138 + 16LL * DESCRIPTOR_COUNT(mxf->essence_container_count));
757
758 // write preface set uid
759 34 mxf_write_local_tag(s, 16, 0x3C0A);
760 34 mxf_write_uuid(pb, Preface, 0);
761 PRINT_KEY(s, "preface uid", pb->buf_ptr - 16);
762
763 // last modified date
764 34 mxf_write_local_tag(s, 8, 0x3B02);
765 34 avio_wb64(pb, mxf->timestamp);
766
767 // write version
768 34 mxf_write_local_tag(s, 2, 0x3B05);
769 34 avio_wb16(pb, 259); // v1.3
770
771 // Object Model Version
772 34 mxf_write_local_tag(s, 4, 0x3B07);
773 34 avio_wb32(pb, 1);
774
775 // write identification_refs
776 34 mxf_write_local_tag(s, 16 + 8, 0x3B06);
777 34 mxf_write_refs_count(pb, 1);
778 34 mxf_write_uuid(pb, Identification, 0);
779
780 // write content_storage_refs
781 34 mxf_write_local_tag(s, 16, 0x3B03);
782 34 mxf_write_uuid(pb, ContentStorage, 0);
783
784 // operational pattern
785 34 mxf_write_local_tag(s, 16, 0x3B09);
786
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 34 if (IS_OPATOM(s))
787 6 avio_write(pb, opatom_ul, 16);
788 else
789 28 avio_write(pb, op1a_ul, 16);
790
791 // write essence_container_refs
792
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 34 mxf_write_local_tag(s, 8 + 16LL * DESCRIPTOR_COUNT(mxf->essence_container_count), 0x3B0A);
793 34 mxf_write_essence_container_refs(s);
794
795 // write dm_scheme_refs
796 34 mxf_write_local_tag(s, 8, 0x3B0B);
797 34 avio_wb64(pb, 0);
798 34 }
799
800 /*
801 * Returns the length of the UTF-16 string, in 16-bit characters, that would result
802 * from decoding the utf-8 string.
803 */
804 294 static uint64_t mxf_utf16len(const char *utf8_str)
805 {
806 294 const uint8_t *q = utf8_str;
807 294 uint64_t size = 0;
808
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 2160 while (*q) {
809 uint32_t ch;
810
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 1866 GET_UTF8(ch, *q++, goto invalid;)
811
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 1866 if (ch < 0x10000)
812 1866 size++;
813 else
814 ✗ size += 2;
815 1866 continue;
816 ✗ invalid:
817 ✗ av_log(NULL, AV_LOG_ERROR, "Invalid UTF8 sequence in mxf_utf16len\n\n");
818 }
819 294 size += 1;
820 294 return size;
821 }
822
823 /*
824 * Returns the calculated length a local tag containing an utf-8 string as utf-16
825 */
826 218 static int mxf_utf16_local_tag_length(const char *utf8_str)
827 {
828 uint64_t size;
829
830
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 218 if (!utf8_str)
831 68 return 0;
832
833 150 size = mxf_utf16len(utf8_str);
834
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 150 if (size >= UINT16_MAX/2) {
835 ✗ av_log(NULL, AV_LOG_ERROR, "utf16 local tag size %"PRIx64" invalid (too large), ignoring\n", size);
836 ✗ return 0;
837 }
838
839 150 return 4 + size * 2;
840 }
841
842 /*
843 * Write a local tag containing an utf-8 string as utf-16
844 */
845 144 static void mxf_write_local_tag_utf16(AVFormatContext *s, int tag, const char *value)
846 {
847 144 AVIOContext *pb = s->pb;
848 144 uint64_t size = mxf_utf16len(value);
849
850
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 144 if (size >= UINT16_MAX/2) {
851 ✗ av_log(NULL, AV_LOG_ERROR, "utf16 local tag size %"PRIx64" invalid (too large), ignoring\n", size);
852 ✗ return;
853 }
854
855 144 mxf_write_local_tag(s, size*2, tag);
856 144 avio_put_str16be(pb, value);
857 }
858
859 68 static void store_version(AVFormatContext *s){
860 68 AVIOContext *pb = s->pb;
861
862
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 68 if (s->flags & AVFMT_FLAG_BITEXACT) {
863 68 avio_wb16(pb, 0); // major
864 68 avio_wb16(pb, 0); // minor
865 68 avio_wb16(pb, 0); // tertiary
866 } else {
867 ✗ avio_wb16(pb, LIBAVFORMAT_VERSION_MAJOR); // major
868 ✗ avio_wb16(pb, LIBAVFORMAT_VERSION_MINOR); // minor
869 ✗ avio_wb16(pb, LIBAVFORMAT_VERSION_MICRO); // tertiary
870 }
871 68 avio_wb16(pb, 0); // patch
872 68 avio_wb16(pb, 0); // release
873 68 }
874
875 #define PLATFORM_IDENT "Lavf " AV_STRINGIFY((OS_NAME))
876 34 static void mxf_write_identification(AVFormatContext *s)
877 {
878 34 MXFContext *mxf = s->priv_data;
879 34 AVIOContext *pb = s->pb;
880 34 AVDictionaryEntry *com_entry = av_dict_get(s->metadata, "company_name", NULL, 0);
881 34 AVDictionaryEntry *product_entry = av_dict_get(s->metadata, "product_name", NULL, 0);
882 34 AVDictionaryEntry *version_entry = av_dict_get(s->metadata, "product_version", NULL, 0);
883
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 34 const char *company = com_entry ? com_entry->value : "FFmpeg";
884
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 34 const char *product = product_entry ? product_entry->value : !IS_OPATOM(s) ? "OP1a Muxer" : "OPAtom Muxer";
885
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 34 const char *platform = s->flags & AVFMT_FLAG_BITEXACT ? "Lavf" : PLATFORM_IDENT;
886
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 66 const char *version = version_entry ? version_entry->value :
887
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 32 s->flags & AVFMT_FLAG_BITEXACT ? "0.0.0" :
888 AV_STRINGIFY(LIBAVFORMAT_VERSION);
889 int length;
890
891 34 mxf_write_metadata_key(pb, 0x013000);
892 PRINT_KEY(s, "identification key", pb->buf_ptr - 16);
893
894 34 length = 100 +mxf_utf16_local_tag_length(company) +
895 34 mxf_utf16_local_tag_length(product) +
896 34 mxf_utf16_local_tag_length(platform) +
897 34 mxf_utf16_local_tag_length(version);
898 34 klv_encode_ber_length(pb, length);
899
900 // write uid
901 34 mxf_write_local_tag(s, 16, 0x3C0A);
902 34 mxf_write_uuid(pb, Identification, 0);
903 PRINT_KEY(s, "identification uid", pb->buf_ptr - 16);
904
905 // write generation uid
906 34 mxf_write_local_tag(s, 16, 0x3C09);
907 34 mxf_write_uuid(pb, Identification, 1);
908 34 mxf_write_local_tag_utf16(s, 0x3C01, company); // Company Name
909 34 mxf_write_local_tag_utf16(s, 0x3C02, product); // Product Name
910
911 34 mxf_write_local_tag(s, 10, 0x3C03); // Product Version
912 34 store_version(s);
913
914 34 mxf_write_local_tag_utf16(s, 0x3C04, version); // Version String
915 34 mxf_write_local_tag_utf16(s, 0x3C08, platform); // Platform
916
917 // write product uid
918 34 mxf_write_local_tag(s, 16, 0x3C05);
919 34 avio_write(pb, product_uid, 16);
920
921 // modification date
922 34 mxf_write_local_tag(s, 8, 0x3C06);
923 34 avio_wb64(pb, mxf->timestamp);
924
925 34 mxf_write_local_tag(s, 10, 0x3C07); // Toolkit Version
926 34 store_version(s);
927 34 }
928
929 34 static void mxf_write_content_storage(AVFormatContext *s, MXFPackage *packages, int package_count)
930 {
931 34 AVIOContext *pb = s->pb;
932 int i;
933
934 34 mxf_write_metadata_key(pb, 0x011800);
935 PRINT_KEY(s, "content storage key", pb->buf_ptr - 16);
936 34 klv_encode_ber_length(pb, 60 + (16 * package_count));
937
938 // write uid
939 34 mxf_write_local_tag(s, 16, 0x3C0A);
940 34 mxf_write_uuid(pb, ContentStorage, 0);
941 PRINT_KEY(s, "content storage uid", pb->buf_ptr - 16);
942
943 // write package reference
944 34 mxf_write_local_tag(s, 16 * package_count + 8, 0x1901);
945 34 mxf_write_refs_count(pb, package_count);
946
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 104 for (i = 0; i < package_count; i++) {
947 70 mxf_write_uuid(pb, packages[i].type, packages[i].instance);
948 }
949
950 // write essence container data
951 34 mxf_write_local_tag(s, 8 + 16, 0x1902);
952 34 mxf_write_refs_count(pb, 1);
953 34 mxf_write_uuid(pb, EssenceContainerData, 0);
954 34 }
955
956 190 static void mxf_write_track(AVFormatContext *s, AVStream *st, MXFPackage *package)
957 {
958 190 MXFContext *mxf = s->priv_data;
959 190 AVIOContext *pb = s->pb;
960 190 MXFStreamContext *sc = st->priv_data;
961
962 190 mxf_write_metadata_key(pb, 0x013b00);
963 PRINT_KEY(s, "track key", pb->buf_ptr - 16);
964 190 klv_encode_ber_length(pb, 80);
965
966 // write track uid
967 190 mxf_write_local_tag(s, 16, 0x3C0A);
968 190 mxf_write_uuid(pb, Track, mxf->track_instance_count);
969 PRINT_KEY(s, "track uid", pb->buf_ptr - 16);
970
971 // write track id
972 190 mxf_write_local_tag(s, 4, 0x4801);
973 190 avio_wb32(pb, st->index+2);
974
975 // write track number
976 190 mxf_write_local_tag(s, 4, 0x4804);
977
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 190 if (package->type == MaterialPackage)
978 92 avio_wb32(pb, 0); // track number of material package is 0
979 else
980 98 avio_write(pb, sc->track_essence_element_key + 12, 4);
981
982 // write edit rate
983 190 mxf_write_local_tag(s, 8, 0x4B01);
984
985
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 190 if (st == mxf->timecode_track && IS_OPATOM(s)) {
986 12 avio_wb32(pb, mxf->tc.rate.num);
987 12 avio_wb32(pb, mxf->tc.rate.den);
988 } else {
989 178 avio_wb32(pb, mxf->time_base.den);
990 178 avio_wb32(pb, mxf->time_base.num);
991 }
992
993 // write origin
994 190 mxf_write_local_tag(s, 8, 0x4B02);
995 190 avio_wb64(pb, 0);
996
997 // write sequence refs
998 190 mxf_write_local_tag(s, 16, 0x4803);
999 190 mxf_write_uuid(pb, Sequence, mxf->track_instance_count);
1000 190 }
1001
1002 static const uint8_t smpte_12m_timecode_track_data_ul[] = { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x01,0x03,0x02,0x01,0x01,0x00,0x00,0x00 };
1003
1004 380 static void mxf_write_common_fields(AVFormatContext *s, AVStream *st)
1005 {
1006 380 MXFContext *mxf = s->priv_data;
1007 380 AVIOContext *pb = s->pb;
1008
1009 // find data define uls
1010 380 mxf_write_local_tag(s, 16, 0x0201);
1011
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 380 if (st == mxf->timecode_track)
1012 140 avio_write(pb, smpte_12m_timecode_track_data_ul, 16);
1013 else {
1014 240 const MXFCodecUL* data_def_ul = mxf_get_codec_ul_by_id(
1015 ff_mxf_data_definition_uls,
1016
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 240 st->codecpar->codec_id == AV_CODEC_ID_EIA_608 ? AVMEDIA_TYPE_DATA : st->codecpar->codec_type);
1017 240 avio_write(pb, data_def_ul->uid, 16);
1018 }
1019
1020 // write duration
1021 380 mxf_write_local_tag(s, 8, 0x0202);
1022
1023
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 380 if (st != mxf->timecode_track && IS_OPATOM(s) && st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) {
1024 8 avio_wb64(pb, mxf->body_offset / mxf->edit_unit_byte_count);
1025 } else {
1026 372 avio_wb64(pb, mxf->duration);
1027 }
1028 380 }
1029
1030 190 static void mxf_write_sequence(AVFormatContext *s, AVStream *st, MXFPackage *package)
1031 {
1032 190 MXFContext *mxf = s->priv_data;
1033 190 AVIOContext *pb = s->pb;
1034 enum MXFMetadataSetType component;
1035
1036 190 mxf_write_metadata_key(pb, 0x010f00);
1037 PRINT_KEY(s, "sequence key", pb->buf_ptr - 16);
1038 190 klv_encode_ber_length(pb, 80);
1039
1040 190 mxf_write_local_tag(s, 16, 0x3C0A);
1041 190 mxf_write_uuid(pb, Sequence, mxf->track_instance_count);
1042
1043 PRINT_KEY(s, "sequence uid", pb->buf_ptr - 16);
1044 190 mxf_write_common_fields(s, st);
1045
1046 // write structural component
1047 190 mxf_write_local_tag(s, 16 + 8, 0x1001);
1048 190 mxf_write_refs_count(pb, 1);
1049
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 190 if (st == mxf->timecode_track)
1050 70 component = TimecodeComponent;
1051 else
1052 120 component = SourceClip;
1053
1054 190 mxf_write_uuid(pb, component, mxf->track_instance_count);
1055 190 }
1056
1057 70 static void mxf_write_timecode_component(AVFormatContext *s, AVStream *st, MXFPackage *package)
1058 {
1059 70 MXFContext *mxf = s->priv_data;
1060 70 AVIOContext *pb = s->pb;
1061
1062 70 mxf_write_metadata_key(pb, 0x011400);
1063 70 klv_encode_ber_length(pb, 75);
1064
1065 // UID
1066 70 mxf_write_local_tag(s, 16, 0x3C0A);
1067 70 mxf_write_uuid(pb, TimecodeComponent, mxf->track_instance_count);
1068
1069 70 mxf_write_common_fields(s, st);
1070
1071 // Start Time Code
1072 70 mxf_write_local_tag(s, 8, 0x1501);
1073 70 avio_wb64(pb, mxf->tc.start);
1074
1075 // Rounded Time Code Base
1076 70 mxf_write_local_tag(s, 2, 0x1502);
1077 70 avio_wb16(pb, mxf->timecode_base);
1078
1079 // Drop Frame
1080 70 mxf_write_local_tag(s, 1, 0x1503);
1081 70 avio_w8(pb, !!(mxf->tc.flags & AV_TIMECODE_FLAG_DROPFRAME));
1082 70 }
1083
1084 120 static void mxf_write_structural_component(AVFormatContext *s, AVStream *st, MXFPackage *package)
1085 {
1086 120 MXFContext *mxf = s->priv_data;
1087 120 AVIOContext *pb = s->pb;
1088
1089 120 mxf_write_metadata_key(pb, 0x011100);
1090 PRINT_KEY(s, "structural component key", pb->buf_ptr - 16);
1091 120 klv_encode_ber_length(pb, 108);
1092
1093 // write uid
1094 120 mxf_write_local_tag(s, 16, 0x3C0A);
1095 120 mxf_write_uuid(pb, SourceClip, mxf->track_instance_count);
1096
1097 PRINT_KEY(s, "structural component uid", pb->buf_ptr - 16);
1098 120 mxf_write_common_fields(s, st);
1099
1100 // write start_position
1101 120 mxf_write_local_tag(s, 8, 0x1201);
1102 120 avio_wb64(pb, 0);
1103
1104 // write source package uid, end of the reference
1105 120 mxf_write_local_tag(s, 32, 0x1101);
1106
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 120 if (!package->ref) {
1107 58 ffio_fill(pb, 0, 32);
1108 } else
1109 62 mxf_write_umid(s, package->ref->instance);
1110
1111 // write source track id
1112 120 mxf_write_local_tag(s, 4, 0x1102);
1113
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 120 if (package->type == SourcePackage && !package->ref)
1114 58 avio_wb32(pb, 0);
1115 else
1116 62 avio_wb32(pb, st->index+2);
1117 120 }
1118
1119 2 static void mxf_write_tape_descriptor(AVFormatContext *s)
1120 {
1121 2 AVIOContext *pb = s->pb;
1122
1123 2 mxf_write_metadata_key(pb, 0x012e00);
1124 PRINT_KEY(s, "tape descriptor key", pb->buf_ptr - 16);
1125 2 klv_encode_ber_length(pb, 20);
1126 2 mxf_write_local_tag(s, 16, 0x3C0A);
1127 2 mxf_write_uuid(pb, TapeDescriptor, 0);
1128 PRINT_KEY(s, "tape_desc uid", pb->buf_ptr - 16);
1129 2 }
1130
1131
1132 22 static void mxf_write_multi_descriptor(AVFormatContext *s)
1133 {
1134 22 MXFContext *mxf = s->priv_data;
1135 22 AVIOContext *pb = s->pb;
1136 const uint8_t *ul;
1137 int i;
1138
1139 22 mxf_write_metadata_key(pb, 0x014400);
1140 PRINT_KEY(s, "multiple descriptor key", pb->buf_ptr - 16);
1141 22 klv_encode_ber_length(pb, 64 + 16LL * s->nb_streams);
1142
1143 22 mxf_write_local_tag(s, 16, 0x3C0A);
1144 22 mxf_write_uuid(pb, MultipleDescriptor, 0);
1145 PRINT_KEY(s, "multi_desc uid", pb->buf_ptr - 16);
1146
1147 // write sample rate
1148 22 mxf_write_local_tag(s, 8, 0x3001);
1149 22 avio_wb32(pb, mxf->time_base.den);
1150 22 avio_wb32(pb, mxf->time_base.num);
1151
1152 // write essence container ul
1153 22 mxf_write_local_tag(s, 16, 0x3004);
1154
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 22 if (mxf->essence_container_count > 1)
1155 20 ul = multiple_desc_ul;
1156 else {
1157 2 MXFStreamContext *sc = s->streams[0]->priv_data;
1158 2 ul = *sc->container_ul;
1159 }
1160 22 avio_write(pb, ul, 16);
1161
1162 // write sub descriptor refs
1163 22 mxf_write_local_tag(s, s->nb_streams * 16 + 8, 0x3F01);
1164 22 mxf_write_refs_count(pb, s->nb_streams);
1165
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 68 for (i = 0; i < s->nb_streams; i++)
1166 46 mxf_write_uuid(pb, SubDescriptor, i);
1167 22 }
1168
1169 58 static int64_t mxf_write_generic_desc(AVFormatContext *s, AVStream *st, const UID key)
1170 {
1171 58 MXFContext *mxf = s->priv_data;
1172 58 MXFStreamContext *sc = st->priv_data;
1173 58 AVIOContext *pb = s->pb;
1174 int64_t pos;
1175
1176 58 avio_write(pb, key, 16);
1177 58 klv_encode_ber4_length(pb, 0);
1178 58 pos = avio_tell(pb);
1179
1180 58 mxf_write_local_tag(s, 16, 0x3C0A);
1181 58 mxf_write_uuid(pb, SubDescriptor, st->index);
1182
1183 58 mxf_write_local_tag(s, 4, 0x3006);
1184 58 avio_wb32(pb, st->index+2);
1185
1186 58 mxf_write_local_tag(s, 8, 0x3001);
1187
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 58 if (IS_D10(s)) {
1188 6 avio_wb32(pb, mxf->time_base.den);
1189 6 avio_wb32(pb, mxf->time_base.num);
1190 } else {
1191
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 52 if (st->codecpar->codec_id == AV_CODEC_ID_PCM_S16LE ||
1192
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 32 st->codecpar->codec_id == AV_CODEC_ID_PCM_S24LE) {
1193 24 avio_wb32(pb, st->codecpar->sample_rate);
1194 24 avio_wb32(pb, 1);
1195 } else {
1196 28 avio_wb32(pb, mxf->time_base.den);
1197 28 avio_wb32(pb, mxf->time_base.num);
1198 }
1199 }
1200
1201 58 mxf_write_local_tag(s, 16, 0x3004);
1202 58 avio_write(pb, *sc->container_ul, 16);
1203
1204 58 return pos;
1205 }
1206
1207 static const UID mxf_s436m_anc_descriptor_key = { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x5c,0x00 };
1208 static const UID mxf_mpegvideo_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x51,0x00 };
1209 static const UID mxf_wav_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x48,0x00 };
1210 static const UID mxf_aes3_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x47,0x00 };
1211 static const UID mxf_cdci_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01,0x01,0x28,0x00 };
1212 static const UID mxf_generic_sound_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01,0x01,0x42,0x00 };
1213
1214 static const UID mxf_avc_subdescriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x6E,0x00 };
1215 static const UID mxf_ffv1_subdescriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x81,0x03 };
1216 static const UID mxf_jpeg2000_subdescriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01,0x01,0x5A,0x00};
1217
1218 16 static inline uint16_t rescale_mastering_chroma(AVRational q)
1219 {
1220 16 return av_clip_uint16(av_rescale(q.num, FF_MXF_MASTERING_CHROMA_DEN, q.den));
1221 }
1222
1223 4 static inline uint32_t rescale_mastering_luma(AVRational q)
1224 {
1225 4 return av_rescale(q.num, FF_MXF_MASTERING_LUMA_DEN, q.den);
1226 }
1227
1228 32 static int64_t mxf_write_generic_picture_desc(AVFormatContext *s, AVStream *st)
1229 {
1230 32 MXFStreamContext *sc = st->priv_data;
1231 32 AVIOContext *pb = s->pb;
1232 32 const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(st->codecpar->format);
1233 32 int stored_width = st->codecpar->width;
1234 32 int stored_height = st->codecpar->height;
1235 int display_width;
1236 int display_height;
1237 int f1, f2;
1238 const MXFCodecUL *color_primaries_ul;
1239 const MXFCodecUL *color_trc_ul;
1240 const MXFCodecUL *color_space_ul;
1241 32 int64_t pos = mxf_write_generic_desc(s, st, *sc->picture_descriptor_key);
1242 const AVPacketSideData *side_data;
1243 32 int component_depth = pix_desc->comp[0].depth;
1244
1245 32 color_primaries_ul = mxf_get_codec_ul_by_id(ff_mxf_color_primaries_uls, st->codecpar->color_primaries);
1246 32 color_trc_ul = mxf_get_codec_ul_by_id(ff_mxf_color_trc_uls, st->codecpar->color_trc);
1247 32 color_space_ul = mxf_get_codec_ul_by_id(ff_mxf_color_space_uls, st->codecpar->color_space);
1248
1249
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 32 if (st->codecpar->codec_id == AV_CODEC_ID_DVVIDEO) {
1250
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 6 if (st->codecpar->height == 1080)
1251 2 stored_width = 1920;
1252
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 4 else if (st->codecpar->height == 720)
1253 ✗ stored_width = 1280;
1254 }
1255 32 display_width = stored_width;
1256
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 32 switch (st->codecpar->codec_id) {
1258 2 case AV_CODEC_ID_DNXHD:
1259
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 2 if (sc->cid < 1270) // DNxHD
1260 2 break;
1261 // fall for DNxHR RI rasters
1262 av_fallthrough;
1263 case AV_CODEC_ID_MPEG2VIDEO:
1264 case AV_CODEC_ID_H264:
1265 //Based on 16x16 macroblocks
1266 20 stored_width = (stored_width+15)/16*16;
1267 20 stored_height = (stored_height+15)/16*16;
1268 20 break;
1269 10 default:
1270 10 break;
1271 }
1272
1273 //Stored width
1274 32 mxf_write_local_tag(s, 4, 0x3203);
1275 32 avio_wb32(pb, stored_width);
1276
1277 //Stored height
1278 32 mxf_write_local_tag(s, 4, 0x3202);
1279 32 avio_wb32(pb, stored_height>>sc->interlaced);
1280
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 32 if (IS_D10(s)) {
1282 //Stored F2 Offset
1283 4 mxf_write_local_tag(s, 4, 0x3216);
1284 4 avio_wb32(pb, 0);
1285
1286 //Image Start Offset
1287 4 mxf_write_local_tag(s, 4, 0x3213);
1288 4 avio_wb32(pb, 0);
1289
1290 //Image End Offset
1291 4 mxf_write_local_tag(s, 4, 0x3214);
1292 4 avio_wb32(pb, 0);
1293 }
1294
1295 //Sampled width
1296 32 mxf_write_local_tag(s, 4, 0x3205);
1297 32 avio_wb32(pb, display_width);
1298
1299 //Samples height
1300 32 mxf_write_local_tag(s, 4, 0x3204);
1301 32 avio_wb32(pb, st->codecpar->height>>sc->interlaced);
1302
1303 //Sampled X Offset
1304 32 mxf_write_local_tag(s, 4, 0x3206);
1305 32 avio_wb32(pb, 0);
1306
1307 //Sampled Y Offset
1308 32 mxf_write_local_tag(s, 4, 0x3207);
1309 32 avio_wb32(pb, 0);
1310
1311 //Display width
1312 32 mxf_write_local_tag(s, 4, 0x3209);
1313 32 avio_wb32(pb, display_width);
1314
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 32 if (st->codecpar->height == 608) // PAL + VBI
1316 8 display_height = 576;
1317
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 24 else if (st->codecpar->height == 512) // NTSC + VBI
1318 ✗ display_height = 486;
1319 else
1320 24 display_height = st->codecpar->height;
1321
1322 //Display height
1323 32 mxf_write_local_tag(s, 4, 0x3208);
1324 32 avio_wb32(pb, display_height>>sc->interlaced);
1325
1326 // display X offset
1327 32 mxf_write_local_tag(s, 4, 0x320A);
1328 32 avio_wb32(pb, 0);
1329
1330 // display Y offset
1331 32 mxf_write_local_tag(s, 4, 0x320B);
1332 32 avio_wb32(pb, (st->codecpar->height - display_height)>>sc->interlaced);
1333
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 32 if (sc->interlaced) {
1335 //Display F2 Offset
1336 14 mxf_write_local_tag(s, 4, 0x3217);
1337 14 avio_wb32(pb, -((st->codecpar->height - display_height)&1));
1338 }
1339
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 32 if (sc->picture_descriptor_key == &mxf_rgba_descriptor_key) {
1341 ✗ uint8_t rgb_layout[16] = {
1342 'R', component_depth,
1343 'G', component_depth,
1344 'B', component_depth,
1345 };
1346
1347 // pixel layout
1348 ✗ mxf_write_local_tag(s, 16, 0x3401);
1349 ✗ avio_write(pb, rgb_layout, 16);
1350
1351 // component max ref
1352 ✗ mxf_write_local_tag(s, 4, 0x3406);
1353 ✗ avio_wb32(pb, (1<<component_depth) - 1);
1354
1355 // component min ref
1356 ✗ mxf_write_local_tag(s, 4, 0x3407);
1357 ✗ avio_wb32(pb, 0);
1358 } else {
1359 32 int h_chroma_sub_sample = 1 << pix_desc->log2_chroma_w;
1360 32 int v_chroma_sub_sample = 1 << pix_desc->log2_chroma_h;
1361 int color_siting;
1362
1363 // component depth
1364 32 mxf_write_local_tag(s, 4, 0x3301);
1365 32 avio_wb32(pb, component_depth);
1366
1367 // horizontal subsampling
1368 32 mxf_write_local_tag(s, 4, 0x3302);
1369 32 avio_wb32(pb, h_chroma_sub_sample);
1370
1371 // vertical subsampling
1372 32 mxf_write_local_tag(s, 4, 0x3308);
1373 32 avio_wb32(pb, v_chroma_sub_sample);
1374
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 32 switch (choose_chroma_location(s, st)) {
1376 20 case AVCHROMA_LOC_TOPLEFT: color_siting = 0; break;
1377 10 case AVCHROMA_LOC_LEFT: color_siting = 6; break;
1378 ✗ case AVCHROMA_LOC_TOP: color_siting = 1; break;
1379 ✗ case AVCHROMA_LOC_CENTER: color_siting = 3; break;
1380 2 default: color_siting = 0xff;
1381 }
1382
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 32 if (IS_D10(s))
1384 4 color_siting = 0; // color siting is specified to be 0 in d-10 specs
1385
1386 // color siting
1387 32 mxf_write_local_tag(s, 1, 0x3303);
1388 32 avio_w8(pb, color_siting);
1389
1390 // Padding Bits
1391 32 mxf_write_local_tag(s, 2, 0x3307);
1392 32 avio_wb16(pb, 0);
1393
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 32 if (st->codecpar->color_range != AVCOL_RANGE_UNSPECIFIED) {
1395 32 int black = 0,
1396 32 white = (1<<component_depth) - 1,
1397 32 color = (1<<component_depth);
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 32 if (st->codecpar->color_range == AVCOL_RANGE_MPEG) {
1399 32 black = 1 << (component_depth - 4);
1400 32 white = 235 << (component_depth - 8);
1401 32 color = (14 << (component_depth - 4)) + 1;
1402 }
1403 32 mxf_write_local_tag(s, 4, 0x3304);
1404 32 avio_wb32(pb, black);
1405 32 mxf_write_local_tag(s, 4, 0x3305);
1406 32 avio_wb32(pb, white);
1407 32 mxf_write_local_tag(s, 4, 0x3306);
1408 32 avio_wb32(pb, color);
1409 }
1410 }
1411
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 32 if (sc->signal_standard) {
1413 4 mxf_write_local_tag(s, 1, 0x3215);
1414 4 avio_w8(pb, sc->signal_standard);
1415 }
1416
1417 // frame layout
1418 32 mxf_write_local_tag(s, 1, 0x320C);
1419 32 avio_w8(pb, sc->interlaced);
1420
1421 // video line map
1422
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 32 switch (st->codecpar->height) {
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 8 case 576: f1 = 23; f2 = st->codecpar->codec_id == AV_CODEC_ID_DVVIDEO ? 335 : 336; break;
1424 8 case 608: f1 = 7; f2 = 320; break;
1425 ✗ case 480: f1 = 20; f2 = st->codecpar->codec_id == AV_CODEC_ID_DVVIDEO ? 285 : 283; break;
1426 ✗ case 512: f1 = 7; f2 = 270; break;
1427 4 case 720: f1 = 26; f2 = 0; break; // progressive
1428 4 case 1080: f1 = 21; f2 = 584; break;
1429 8 default: f1 = 0; f2 = 0; break;
1430 }
1431
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 32 if (!sc->interlaced && f2) {
1433 6 f2 = 0;
1434 6 f1 *= 2;
1435 }
1436
1437 32 mxf_write_local_tag(s, 16, 0x320D);
1438 32 avio_wb32(pb, 2);
1439 32 avio_wb32(pb, 4);
1440 32 avio_wb32(pb, f1);
1441 32 avio_wb32(pb, f2);
1442
1443 32 mxf_write_local_tag(s, 8, 0x320E);
1444 32 avio_wb32(pb, sc->aspect_ratio.num);
1445 32 avio_wb32(pb, sc->aspect_ratio.den);
1446
1447
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 32 if (color_primaries_ul->uid[0]) {
1448 2 mxf_write_local_tag(s, 16, 0x3219);
1449 2 avio_write(pb, color_primaries_ul->uid, 16);
1450 };
1451
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 32 if (color_trc_ul->uid[0]) {
1453 10 mxf_write_local_tag(s, 16, 0x3210);
1454 10 avio_write(pb, color_trc_ul->uid, 16);
1455 };
1456
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 32 if (color_space_ul->uid[0]) {
1458 2 mxf_write_local_tag(s, 16, 0x321A);
1459 2 avio_write(pb, color_space_ul->uid, 16);
1460 };
1461
1462 32 mxf_write_local_tag(s, 16, 0x3201);
1463 32 avio_write(pb, *sc->codec_ul, 16);
1464
1465 // Mastering Display metadata
1466 32 side_data = av_packet_side_data_get(st->codecpar->coded_side_data,
1467 32 st->codecpar->nb_coded_side_data,
1468 AV_PKT_DATA_MASTERING_DISPLAY_METADATA);
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 32 if (side_data) {
1470 2 const AVMasteringDisplayMetadata *metadata = (const AVMasteringDisplayMetadata*)side_data->data;
1471
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 2 if (metadata->has_primaries) {
1472 2 mxf_write_local_tag(s, 12, 0x8301);
1473 2 avio_wb16(pb, rescale_mastering_chroma(metadata->display_primaries[0][0]));
1474 2 avio_wb16(pb, rescale_mastering_chroma(metadata->display_primaries[0][1]));
1475 2 avio_wb16(pb, rescale_mastering_chroma(metadata->display_primaries[1][0]));
1476 2 avio_wb16(pb, rescale_mastering_chroma(metadata->display_primaries[1][1]));
1477 2 avio_wb16(pb, rescale_mastering_chroma(metadata->display_primaries[2][0]));
1478 2 avio_wb16(pb, rescale_mastering_chroma(metadata->display_primaries[2][1]));
1479 2 mxf_write_local_tag(s, 4, 0x8302);
1480 2 avio_wb16(pb, rescale_mastering_chroma(metadata->white_point[0]));
1481 2 avio_wb16(pb, rescale_mastering_chroma(metadata->white_point[1]));
1482 } else {
1483 ✗ av_log(NULL, AV_LOG_VERBOSE, "Not writing mastering display primaries. Missing data.\n");
1484 }
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 2 if (metadata->has_luminance) {
1486 2 mxf_write_local_tag(s, 4, 0x8303);
1487 2 avio_wb32(pb, rescale_mastering_luma(metadata->max_luminance));
1488 2 mxf_write_local_tag(s, 4, 0x8304);
1489 2 avio_wb32(pb, rescale_mastering_luma(metadata->min_luminance));
1490 } else {
1491 ✗ av_log(NULL, AV_LOG_VERBOSE, "Not writing mastering display luminances. Missing data.\n");
1492 }
1493 }
1494
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 32 if (sc->interlaced && sc->field_dominance) {
1496 8 mxf_write_local_tag(s, 1, 0x3212);
1497 8 avio_w8(pb, sc->field_dominance);
1498 }
1499
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 32 if (sc->sub_descriptor) {
1501 2 mxf_write_local_tag(s, 8 + 16, 0x8100);
1502 2 mxf_write_refs_count(pb, 1);
1503 2 mxf_write_uuid(pb, sc->sub_descriptor, 0);
1504 }
1505
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 32 if (sc->picture_descriptor_key == &mxf_mpegvideo_descriptor_key)
1507 16 mxf_write_mpegvideo_local_tags(s, st);
1508
1509 32 return pos;
1510 }
1511
1512 82 static void mxf_update_klv_size(AVIOContext *pb, int64_t pos)
1513 {
1514 82 int64_t cur_pos = avio_tell(pb);
1515 82 int size = cur_pos - pos;
1516 82 avio_seek(pb, pos - 4, SEEK_SET);
1517 82 klv_encode_ber4_length(pb, size);
1518 82 avio_seek(pb, cur_pos, SEEK_SET);
1519 82 }
1520
1521 ✗ static void mxf_write_avc_subdesc(AVFormatContext *s, AVStream *st)
1522 {
1523 ✗ AVIOContext *pb = s->pb;
1524 int64_t pos;
1525
1526 ✗ avio_write(pb, mxf_avc_subdescriptor_key, 16);
1527 ✗ klv_encode_ber4_length(pb, 0);
1528 ✗ pos = avio_tell(pb);
1529
1530 ✗ mxf_write_local_tag(s, 16, 0x3C0A);
1531 ✗ mxf_write_uuid(pb, AVCSubDescriptor, 0);
1532
1533 ✗ mxf_write_local_tag(s, 1, 0x8200);
1534 ✗ avio_w8(pb, 0xFF); // AVC Decoding Delay, unknown
1535
1536 ✗ mxf_write_local_tag(s, 1, 0x8201);
1537 ✗ avio_w8(pb, st->codecpar->profile); // AVC Profile
1538
1539 ✗ mxf_write_local_tag(s, 1, 0x8202);
1540 ✗ avio_w8(pb, st->codecpar->level); // AVC Level
1541
1542 ✗ mxf_update_klv_size(s->pb, pos);
1543 ✗ }
1544
1545 ✗ static int mxf_write_jpeg2000_subdesc(AVFormatContext *s, AVStream *st)
1546 {
1547 ✗ MXFStreamContext *sc = st->priv_data;
1548 ✗ AVIOContext *pb = s->pb;
1549 int64_t pos;
1550 ✗ const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(st->codecpar->format);
1551
1552 /* JPEG2000 subdescriptor key */
1553 ✗ avio_write(pb, mxf_jpeg2000_subdescriptor_key, 16);
1554 ✗ klv_encode_ber4_length(pb, 0);
1555 ✗ pos = avio_tell(pb);
1556
1557 ✗ mxf_write_local_tag(s, 16, 0x3C0A);
1558 ✗ mxf_write_uuid(pb, JPEG2000SubDescriptor, 0);
1559
1560 /* Value defining the decoder capabilities (rsiz) */
1561 ✗ mxf_write_local_tag(s, 2, 0x8401);
1562 ✗ avio_wb16(pb, sc->j2k_info.j2k_rsiz);
1563 /* Width of the JPEG2000 reference grid (Xsiz) */
1564 ✗ mxf_write_local_tag(s, 4, 0x8402);
1565 ✗ avio_wb32(pb, st->codecpar->width);
1566 /* Height of the JPEG2000 reference grid (Ysiz) */
1567 ✗ mxf_write_local_tag(s, 4, 0x8403);
1568 ✗ avio_wb32(pb, st->codecpar->height);
1569 /* Horizontal offset from the reference grid origin to the left side of the image area (X0siz) */
1570 ✗ mxf_write_local_tag(s, 4, 0x8404);
1571 ✗ avio_wb32(pb, sc->j2k_info.j2k_x0siz);
1572 /* Vertical offset from the reference grid origin to the left side of the image area (Y0siz) */
1573 ✗ mxf_write_local_tag(s, 4, 0x8405);
1574 ✗ avio_wb32(pb, sc->j2k_info.j2k_y0siz);
1575 /* Width of one reference tile with respect to the reference grid (XTsiz) */
1576 ✗ mxf_write_local_tag(s, 4, 0x8406);
1577 ✗ avio_wb32(pb, sc->j2k_info.j2k_xtsiz);
1578 /* Height of one reference tile with respect to the reference grid (YTsiz) */
1579 ✗ mxf_write_local_tag(s, 4, 0x8407);
1580 ✗ avio_wb32(pb, sc->j2k_info.j2k_ytsiz);
1581 /* Horizontal offset from the origin of the reference grid to the left side of the first tile (XT0siz) */
1582 ✗ mxf_write_local_tag(s, 4, 0x8408);
1583 ✗ avio_wb32(pb, sc->j2k_info.j2k_xt0siz);
1584 /* Vertical offset from the origin of the reference grid to the left side of the first tile (YT0siz) */
1585 ✗ mxf_write_local_tag(s, 4, 0x8409);
1586 ✗ avio_wb32(pb, sc->j2k_info.j2k_yt0siz);
1587 /* Image components number (Csiz) */
1588 ✗ mxf_write_local_tag(s, 2, 0x840A);
1589 ✗ avio_wb16(pb, pix_desc->nb_components);
1590 /* Array of picture components where each component comprises 3 bytes named Ssiz(i) (Pixel bitdepth - 1),
1591 XRSiz(i) (Horizontal sampling), YRSiz(i) (Vertical sampling). The array of 3-byte groups is preceded
1592 by the array header comprising a 4-byte value of the number of components followed by a 4-byte
1593 value of 3. */
1594 ✗ mxf_write_local_tag(s, 8 + 3*pix_desc->nb_components, 0x840B);
1595 ✗ avio_wb32(pb, pix_desc->nb_components);
1596 ✗ avio_wb32(pb, 3);
1597 ✗ avio_write(pb, sc->j2k_info.j2k_comp_desc, 3*pix_desc->nb_components);
1598
1599 ✗ mxf_update_klv_size(pb, pos);
1600 ✗ return 0;
1601 }
1602
1603 32 static int mxf_write_cdci_desc(AVFormatContext *s, AVStream *st)
1604 {
1605 32 MXFStreamContext *sc = st->priv_data;
1606 32 int64_t pos = mxf_write_generic_picture_desc(s, st);
1607 32 mxf_update_klv_size(s->pb, pos);
1608
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 32 switch (sc->sub_descriptor) {
1610 ✗ case AVCSubDescriptor: mxf_write_avc_subdesc(s, st); break;
1611 ✗ case JPEG2000SubDescriptor: mxf_write_jpeg2000_subdesc(s, st); break;
1612 2 case FFV1SubDescriptor: mxf_write_ffv1_subdesc(s, st); break;
1613 }
1614
1615 32 return 0;
1616 }
1617
1618 2 static void mxf_write_ffv1_subdesc(AVFormatContext *s, AVStream *st)
1619 {
1620 2 AVIOContext *pb = s->pb;
1621 2 MXFStreamContext *sc = st->priv_data;
1622 int64_t pos;
1623
1624 2 avio_write(pb, mxf_ffv1_subdescriptor_key, 16);
1625 2 klv_encode_ber4_length(pb, 0);
1626 2 pos = avio_tell(pb);
1627
1628 2 mxf_write_local_tag(s, 16, 0x3C0A);
1629 2 mxf_write_uuid(pb, FFV1SubDescriptor, 0);
1630
1631
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 2 if (st->codecpar->extradata_size) {
1632 2 mxf_write_local_tag(s, st->codecpar->extradata_size, 0xDFDB);
1633 2 avio_write(pb, st->codecpar->extradata, st->codecpar->extradata_size); // FFV1InitializationMetadata
1634 }
1635
1636 2 mxf_write_local_tag(s, 2, 0xDFDA);
1637 2 avio_wb16(pb, sc->version); // FFV1Version
1638
1639
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 2 if (st->codecpar->extradata_size) {
1640 2 mxf_write_local_tag(s, 2, 0xDFD9);
1641 2 avio_wb16(pb, sc->micro_version); // FFV1MicroVersion
1642 }
1643
1644 2 mxf_update_klv_size(s->pb, pos);
1645 2 }
1646
1647 ✗ static int mxf_write_s436m_anc_desc(AVFormatContext *s, AVStream *st)
1648 {
1649 ✗ int64_t pos = mxf_write_generic_desc(s, st, mxf_s436m_anc_descriptor_key);
1650 ✗ mxf_update_klv_size(s->pb, pos);
1651 ✗ return 0;
1652 }
1653
1654 16 static int mxf_write_mpegvideo_local_tags(AVFormatContext *s, AVStream *st)
1655 {
1656 16 AVIOContext *pb = s->pb;
1657 16 MXFStreamContext *sc = st->priv_data;
1658 16 int profile_and_level = (st->codecpar->profile<<4) | st->codecpar->level;
1659
1660 // bit rate
1661 16 mxf_write_local_tag(s, 4, 0x8000);
1662 16 avio_wb32(pb, sc->video_bit_rate);
1663
1664 // profile and level
1665 16 mxf_write_local_tag(s, 1, 0x8007);
1666
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 16 if (!st->codecpar->profile)
1667 8 profile_and_level |= 0x80; // escape bit
1668 16 avio_w8(pb, profile_and_level);
1669
1670 // low delay
1671 16 mxf_write_local_tag(s, 1, 0x8003);
1672 16 avio_w8(pb, sc->low_delay);
1673
1674 // closed gop
1675 16 mxf_write_local_tag(s, 1, 0x8004);
1676 16 avio_w8(pb, sc->seq_closed_gop);
1677
1678 // max gop
1679 16 mxf_write_local_tag(s, 2, 0x8006);
1680 16 avio_wb16(pb, sc->max_gop);
1681
1682 // b picture count
1683 16 mxf_write_local_tag(s, 2, 0x8008);
1684 16 avio_wb16(pb, sc->b_picture_count);
1685
1686 16 return 0;
1687 }
1688
1689 26 static int64_t mxf_write_generic_sound_common(AVFormatContext *s, AVStream *st, const UID key)
1690 {
1691 26 AVIOContext *pb = s->pb;
1692 26 MXFContext *mxf = s->priv_data;
1693 26 int show_warnings = !mxf->footer_partition_offset;
1694 26 int64_t pos = mxf_write_generic_desc(s, st, key);
1695
1696
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 26 if (IS_OPATOM(s)) {
1697 2 mxf_write_local_tag(s, 8, 0x3002);
1698 2 avio_wb64(pb, mxf->body_offset / mxf->edit_unit_byte_count);
1699 }
1700
1701 // audio locked
1702 26 mxf_write_local_tag(s, 1, 0x3D02);
1703 26 avio_w8(pb, 1);
1704
1705 // write audio sampling rate
1706 26 mxf_write_local_tag(s, 8, 0x3D03);
1707 26 avio_wb32(pb, st->codecpar->sample_rate);
1708 26 avio_wb32(pb, 1);
1709
1710
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 26 if (IS_D10(s)) {
1711 2 mxf_write_local_tag(s, 1, 0x3D04);
1712 2 avio_w8(pb, 0);
1713 }
1714
1715 26 mxf_write_local_tag(s, 4, 0x3D07);
1716
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 26 if (mxf->channel_count == -1) {
1717
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 2 if (show_warnings && IS_D10(s) &&
1718
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 1 (st->codecpar->ch_layout.nb_channels != 4) &&
1719
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 1 (st->codecpar->ch_layout.nb_channels != 8))
1720 1 av_log(s, AV_LOG_WARNING, "the number of audio channels shall be 4 or 8 : the output will not comply to MXF D-10 specs, use -d10_channelcount to fix this\n");
1721 2 avio_wb32(pb, st->codecpar->ch_layout.nb_channels);
1722
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 24 } else if (IS_D10(s)) {
1723 ✗ if (show_warnings && (mxf->channel_count < st->codecpar->ch_layout.nb_channels))
1724 ✗ av_log(s, AV_LOG_WARNING, "d10_channelcount < actual number of audio channels : some channels will be discarded\n");
1725 ✗ if (show_warnings && (mxf->channel_count != 4) && (mxf->channel_count != 8))
1726 ✗ av_log(s, AV_LOG_WARNING, "d10_channelcount shall be set to 4 or 8 : the output will not comply to MXF D-10 specs\n");
1727 ✗ avio_wb32(pb, mxf->channel_count);
1728 } else {
1729 24 avio_wb32(pb, st->codecpar->ch_layout.nb_channels);
1730 }
1731
1732 26 mxf_write_local_tag(s, 4, 0x3D01);
1733 26 avio_wb32(pb, av_get_bits_per_sample(st->codecpar->codec_id));
1734
1735 26 return pos;
1736 }
1737
1738 24 static int64_t mxf_write_wav_common(AVFormatContext *s, AVStream *st, const UID key)
1739 {
1740 24 AVIOContext *pb = s->pb;
1741 24 int64_t pos = mxf_write_generic_sound_common(s, st, key);
1742
1743 24 mxf_write_local_tag(s, 2, 0x3D0A);
1744 24 avio_wb16(pb, st->codecpar->block_align);
1745
1746 // avg bytes per sec
1747 24 mxf_write_local_tag(s, 4, 0x3D09);
1748 24 avio_wb32(pb, st->codecpar->block_align*st->codecpar->sample_rate);
1749
1750 24 return pos;
1751 }
1752
1753 2 static int mxf_write_wav_desc(AVFormatContext *s, AVStream *st)
1754 {
1755 2 int64_t pos = mxf_write_wav_common(s, st, mxf_wav_descriptor_key);
1756 2 mxf_update_klv_size(s->pb, pos);
1757 2 return 0;
1758 }
1759
1760 22 static int mxf_write_aes3_desc(AVFormatContext *s, AVStream *st)
1761 {
1762 22 int64_t pos = mxf_write_wav_common(s, st, mxf_aes3_descriptor_key);
1763 22 mxf_update_klv_size(s->pb, pos);
1764 22 return 0;
1765 }
1766
1767 2 static int mxf_write_generic_sound_desc(AVFormatContext *s, AVStream *st)
1768 {
1769 2 int64_t pos = mxf_write_generic_sound_common(s, st, mxf_generic_sound_descriptor_key);
1770 2 mxf_update_klv_size(s->pb, pos);
1771 2 return 0;
1772 }
1773
1774 static const uint8_t mxf_indirect_value_utf16le[] = { 0x4c,0x00,0x02,0x10,0x01,0x00,0x00,0x00,0x00,0x06,0x0e,0x2b,0x34,0x01,0x04,0x01,0x01 };
1775
1776 6 static int mxf_write_tagged_value(AVFormatContext *s, const char* name, const char* value)
1777 {
1778 6 MXFContext *mxf = s->priv_data;
1779 6 AVIOContext *pb = s->pb;
1780 6 int name_size = mxf_utf16_local_tag_length(name);
1781 6 int indirect_value_size = 13 + mxf_utf16_local_tag_length(value);
1782
1783
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 6 if (!name_size || indirect_value_size == 13)
1784 ✗ return 1;
1785
1786 6 mxf_write_metadata_key(pb, 0x013f00);
1787 6 klv_encode_ber_length(pb, 24 + name_size + indirect_value_size);
1788
1789 // write instance UID
1790 6 mxf_write_local_tag(s, 16, 0x3C0A);
1791 6 mxf_write_uuid(pb, TaggedValue, mxf->tagged_value_count);
1792
1793 // write name
1794 6 mxf_write_local_tag_utf16(s, 0x5001, name); // Name
1795
1796 // write indirect value
1797 6 mxf_write_local_tag(s, indirect_value_size, 0x5003);
1798 6 avio_write(pb, mxf_indirect_value_utf16le, 17);
1799 6 avio_put_str16le(pb, value);
1800
1801 6 mxf->tagged_value_count++;
1802 6 return 0;
1803 }
1804
1805 6 static int mxf_write_user_comments(AVFormatContext *s, const AVDictionary *m)
1806 {
1807 6 MXFContext *mxf = s->priv_data;
1808 6 AVDictionaryEntry *t = NULL;
1809 6 int count = 0;
1810
1811
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 12 while ((t = av_dict_get(m, "comment_", t, AV_DICT_IGNORE_SUFFIX))) {
1812
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 6 if (mxf->tagged_value_count >= UINT16_MAX) {
1813 ✗ av_log(s, AV_LOG_ERROR, "too many tagged values, ignoring remaining\n");
1814 ✗ return count;
1815 }
1816
1817
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 6 if (mxf_write_tagged_value(s, t->key + 8, t->value) == 0)
1818 6 count++;
1819 }
1820 6 return count;
1821 }
1822
1823 70 static int mxf_write_package(AVFormatContext *s, MXFPackage *package)
1824 {
1825 70 MXFContext *mxf = s->priv_data;
1826 70 AVIOContext *pb = s->pb;
1827 70 int i, track_count = s->nb_streams+1;
1828 70 int name_size = mxf_utf16_local_tag_length(package->name);
1829 70 int user_comment_count = 0;
1830
1831
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 70 if (package->type == MaterialPackage) {
1832
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 34 if (mxf->store_user_comments)
1833 6 user_comment_count = mxf_write_user_comments(s, s->metadata);
1834 34 mxf_write_metadata_key(pb, 0x013600);
1835 PRINT_KEY(s, "Material Package key", pb->buf_ptr - 16);
1836 34 klv_encode_ber_length(pb, 92 + name_size + (16*track_count) + (16*user_comment_count) + 12LL*mxf->store_user_comments);
1837 } else {
1838 36 mxf_write_metadata_key(pb, 0x013700);
1839 PRINT_KEY(s, "Source Package key", pb->buf_ptr - 16);
1840 36 klv_encode_ber_length(pb, 112 + name_size + (16*track_count) + 12LL*mxf->store_user_comments); // 20 bytes length for descriptor reference
1841 }
1842
1843 // write uid
1844 70 mxf_write_local_tag(s, 16, 0x3C0A);
1845 70 mxf_write_uuid(pb, package->type, package->instance);
1846 70 av_log(s, AV_LOG_DEBUG, "package type:%d\n", package->type);
1847 PRINT_KEY(s, "package uid", pb->buf_ptr - 16);
1848
1849 // write package umid
1850 70 mxf_write_local_tag(s, 32, 0x4401);
1851 70 mxf_write_umid(s, package->instance);
1852 PRINT_KEY(s, "package umid second part", pb->buf_ptr - 16);
1853
1854 // package name
1855
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 70 if (name_size)
1856 2 mxf_write_local_tag_utf16(s, 0x4402, package->name);
1857
1858 // package creation date
1859 70 mxf_write_local_tag(s, 8, 0x4405);
1860 70 avio_wb64(pb, mxf->timestamp);
1861
1862 // package modified date
1863 70 mxf_write_local_tag(s, 8, 0x4404);
1864 70 avio_wb64(pb, mxf->timestamp);
1865
1866 // write track refs
1867 70 mxf_write_local_tag(s, track_count*16 + 8, 0x4403);
1868 70 mxf_write_refs_count(pb, track_count);
1869 // these are the uuids of the tracks the will be written in mxf_write_track
1870
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 260 for (i = 0; i < track_count; i++)
1871 190 mxf_write_uuid(pb, Track, mxf->track_instance_count + i);
1872
1873 // write user comment refs
1874
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 70 if (mxf->store_user_comments) {
1875 12 mxf_write_local_tag(s, user_comment_count*16 + 8, 0x4406);
1876 12 mxf_write_refs_count(pb, user_comment_count);
1877
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 18 for (i = 0; i < user_comment_count; i++)
1878 6 mxf_write_uuid(pb, TaggedValue, mxf->tagged_value_count - user_comment_count + i);
1879 }
1880
1881 // write multiple descriptor reference
1882
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 70 if (package->type == SourcePackage && package->instance == 1) {
1883 34 mxf_write_local_tag(s, 16, 0x4701);
1884
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 34 if (s->nb_streams > 1) {
1885 22 mxf_write_uuid(pb, MultipleDescriptor, 0);
1886 22 mxf_write_multi_descriptor(s);
1887 } else
1888 12 mxf_write_uuid(pb, SubDescriptor, 0);
1889
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 36 } else if (package->type == SourcePackage && package->instance == 2) {
1890 2 mxf_write_local_tag(s, 16, 0x4701);
1891 2 mxf_write_uuid(pb, TapeDescriptor, 0);
1892 2 mxf_write_tape_descriptor(s);
1893 }
1894
1895 /*
1896 * for every 1 track in a package there is 1 sequence and 1 component.
1897 * all 3 of these elements share the same instance number for generating
1898 * there instance uuids. mxf->track_instance_count stores this value.
1899 * mxf->track_instance_count is incremented after a group of all 3 of
1900 * these elements are written.
1901 */
1902
1903 // write timecode track
1904 70 mxf_write_track(s, mxf->timecode_track, package);
1905 70 mxf_write_sequence(s, mxf->timecode_track, package);
1906 70 mxf_write_timecode_component(s, mxf->timecode_track, package);
1907 70 mxf->track_instance_count++;
1908
1909
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 190 for (i = 0; i < s->nb_streams; i++) {
1910 120 AVStream *st = s->streams[i];
1911 120 mxf_write_track(s, st, package);
1912 120 mxf_write_sequence(s, st, package);
1913 120 mxf_write_structural_component(s, st, package);
1914 120 mxf->track_instance_count++;
1915
1916
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 120 if (package->type == SourcePackage && package->instance == 1) {
1917 58 MXFStreamContext *sc = st->priv_data;
1918 58 int ret = mxf_essence_container_uls[sc->index].write_desc(s, st);
1919
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 58 if (ret < 0)
1920 ✗ return ret;
1921 }
1922 }
1923
1924 70 return 0;
1925 }
1926
1927 34 static int mxf_write_essence_container_data(AVFormatContext *s)
1928 {
1929 34 AVIOContext *pb = s->pb;
1930
1931 34 mxf_write_metadata_key(pb, 0x012300);
1932 34 klv_encode_ber_length(pb, 72);
1933
1934 34 mxf_write_local_tag(s, 16, 0x3C0A); // Instance UID
1935 34 mxf_write_uuid(pb, EssenceContainerData, 0);
1936
1937 34 mxf_write_local_tag(s, 32, 0x2701); // Linked Package UID
1938 34 mxf_write_umid(s, 1);
1939
1940 34 mxf_write_local_tag(s, 4, 0x3F07); // BodySID
1941 34 avio_wb32(pb, 1);
1942
1943 34 mxf_write_local_tag(s, 4, 0x3F06); // IndexSID
1944 34 avio_wb32(pb, 2);
1945
1946 34 return 0;
1947 }
1948
1949 34 static int mxf_write_header_metadata_sets(AVFormatContext *s)
1950 {
1951 34 MXFContext *mxf = s->priv_data;
1952 34 AVDictionaryEntry *entry = NULL;
1953 34 AVStream *st = NULL;
1954 int i;
1955 34 MXFPackage packages[3] = {{0}};
1956 34 int package_count = 2;
1957 34 packages[0].type = MaterialPackage;
1958 34 packages[1].type = SourcePackage;
1959 34 packages[1].instance = 1;
1960 34 packages[0].ref = &packages[1];
1961
1962
1963
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 34 if (entry = av_dict_get(s->metadata, "material_package_name", NULL, 0))
1964 ✗ packages[0].name = entry->value;
1965
1966
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 34 if (entry = av_dict_get(s->metadata, "file_package_name", NULL, 0)) {
1967 ✗ packages[1].name = entry->value;
1968 } else {
1969 /* check if any of the streams contain a file_package_name */
1970
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 92 for (i = 0; i < s->nb_streams; i++) {
1971 58 st = s->streams[i];
1972
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 58 if (entry = av_dict_get(st->metadata, "file_package_name", NULL, 0)) {
1973 ✗ packages[1].name = entry->value;
1974 ✗ break;
1975 }
1976 }
1977 }
1978
1979 34 entry = av_dict_get(s->metadata, "reel_name", NULL, 0);
1980
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 34 if (entry) {
1981 2 packages[2].name = entry->value;
1982 2 packages[2].type = SourcePackage;
1983 2 packages[2].instance = 2;
1984 2 packages[1].ref = &packages[2];
1985 2 package_count = 3;
1986 }
1987
1988 34 mxf_write_preface(s);
1989 34 mxf_write_identification(s);
1990 34 mxf_write_content_storage(s, packages, package_count);
1991 34 mxf->track_instance_count = 0;
1992
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 104 for (i = 0; i < package_count; i++) {
1993 70 int ret = mxf_write_package(s, &packages[i]);
1994
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 70 if (ret < 0)
1995 ✗ return ret;
1996 }
1997 34 mxf_write_essence_container_data(s);
1998 34 return 0;
1999 }
2000
2001 1416 static unsigned klv_fill_size(uint64_t size)
2002 {
2003 1416 unsigned pad = KAG_SIZE - (size & (KAG_SIZE-1));
2004
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 1416 if (pad < 20) // smallest fill item possible
2005 5 return pad + KAG_SIZE;
2006 else
2007 1411 return pad & (KAG_SIZE-1);
2008 }
2009
2010 218 static int mxf_check_frame_offset(AVFormatContext *s, int offset)
2011 {
2012
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 218 if (offset >= INT8_MIN && offset <= INT8_MAX)
2013 218 return 0;
2014
2015 ✗ av_log(s, AV_LOG_ERROR, "Current implementation requires frame offset (%d) "
2016 "to be within the range of [%d,%d]. Please reduce encoder GOP size, "
2017 "or add support for wider frame offset ranges.\n",
2018 offset, INT8_MIN, INT8_MAX);
2019 ✗ return AVERROR_PATCHWELCOME;
2020 }
2021
2022 31 static int mxf_write_index_table_segment(AVFormatContext *s)
2023 {
2024 31 MXFContext *mxf = s->priv_data;
2025 31 AVIOContext *pb = s->pb;
2026 31 int i, j, temporal_reordering = 0;
2027 31 int key_index = mxf->last_key_index;
2028 31 int prev_non_b_picture = 0;
2029 31 int audio_frame_size = 0;
2030 int64_t pos;
2031 int err;
2032
2033 31 av_log(s, AV_LOG_DEBUG, "edit units count %d\n", mxf->edit_units_count);
2034
2035
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 31 if (!mxf->edit_units_count && !mxf->edit_unit_byte_count)
2036 9 return 0;
2037
2038 22 avio_write(pb, index_table_segment_key, 16);
2039
2040 22 klv_encode_ber4_length(pb, 0);
2041 22 pos = avio_tell(pb);
2042
2043 // instance id
2044 22 mxf_write_local_tag(s, 16, 0x3C0A);
2045 22 mxf_write_uuid(pb, IndexTableSegment, mxf->last_indexed_edit_unit);
2046
2047 // index edit rate
2048 22 mxf_write_local_tag(s, 8, 0x3F0B);
2049 22 avio_wb32(pb, mxf->time_base.den);
2050 22 avio_wb32(pb, mxf->time_base.num);
2051
2052 // index start position
2053 22 mxf_write_local_tag(s, 8, 0x3F0C);
2054 22 avio_wb64(pb, mxf->last_indexed_edit_unit);
2055
2056 // index duration
2057 22 mxf_write_local_tag(s, 8, 0x3F0D);
2058
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 22 if (mxf->edit_unit_byte_count)
2059 12 avio_wb64(pb, 0); // index table covers whole container
2060 else
2061 10 avio_wb64(pb, mxf->edit_units_count);
2062
2063 // edit unit byte count
2064 22 mxf_write_local_tag(s, 4, 0x3F05);
2065 22 avio_wb32(pb, mxf->edit_unit_byte_count);
2066
2067 // index sid
2068 22 mxf_write_local_tag(s, 4, 0x3F06);
2069 22 avio_wb32(pb, 2);
2070
2071 // body sid
2072 22 mxf_write_local_tag(s, 4, 0x3F07);
2073 22 avio_wb32(pb, 1);
2074
2075 // real slice count - 1
2076 22 mxf_write_local_tag(s, 1, 0x3F08);
2077 22 avio_w8(pb, !mxf->edit_unit_byte_count); // only one slice for CBR
2078
2079 // delta entry array
2080 22 mxf_write_local_tag(s, 8 + (s->nb_streams+1)*6, 0x3F09);
2081 22 avio_wb32(pb, s->nb_streams+1); // num of entries
2082 22 avio_wb32(pb, 6); // size of one entry
2083 // write system item delta entry
2084 22 avio_w8(pb, 0);
2085 22 avio_w8(pb, 0); // slice entry
2086 22 avio_wb32(pb, 0); // element delta
2087 // write each stream delta entry
2088
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 60 for (i = 0; i < s->nb_streams; i++) {
2089 38 AVStream *st = s->streams[i];
2090 38 MXFStreamContext *sc = st->priv_data;
2091 38 avio_w8(pb, sc->temporal_reordering);
2092
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 38 if (sc->temporal_reordering)
2093 3 temporal_reordering = 1;
2094
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 38 if (mxf->edit_unit_byte_count) {
2095 20 avio_w8(pb, 0); // slice number
2096 20 avio_wb32(pb, sc->slice_offset);
2097
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 18 } else if (i == 0) { // video track
2098 10 avio_w8(pb, 0); // slice number
2099 10 avio_wb32(pb, KAG_SIZE); // system item size including klv fill
2100 } else { // audio or data track
2101
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 8 if (!audio_frame_size) {
2102 7 audio_frame_size = sc->frame_size;
2103 7 audio_frame_size += klv_fill_size(audio_frame_size);
2104 }
2105 8 avio_w8(pb, 1);
2106 8 avio_wb32(pb, (i-1)*audio_frame_size); // element delta
2107 }
2108 }
2109
2110
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 22 if (!mxf->edit_unit_byte_count) {
2111 10 MXFStreamContext *sc = s->streams[0]->priv_data;
2112 10 mxf_write_local_tag(s, 8 + mxf->edit_units_count*15, 0x3F0A);
2113 10 avio_wb32(pb, mxf->edit_units_count); // num of entries
2114 10 avio_wb32(pb, 15); // size of one entry
2115
2116
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 151 for (i = 0; i < mxf->edit_units_count; i++) {
2117 141 int temporal_offset = 0;
2118
2119
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 141 if (!(mxf->index_entries[i].flags & 0x33)) { // I-frame
2120 54 sc->max_gop = FFMAX(sc->max_gop, i - mxf->last_key_index);
2121 54 mxf->last_key_index = key_index;
2122 54 key_index = i;
2123 }
2124
2125
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 141 if (temporal_reordering) {
2126 80 int pic_num_in_gop = i - key_index;
2127
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 80 if (pic_num_in_gop != mxf->index_entries[i].temporal_ref) {
2128
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 444 for (j = key_index; j < mxf->edit_units_count; j++) {
2129
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 444 if (pic_num_in_gop == mxf->index_entries[j].temporal_ref)
2130 77 break;
2131 }
2132
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 77 if (j == mxf->edit_units_count)
2133 ✗ av_log(s, AV_LOG_WARNING, "missing frames\n");
2134 77 temporal_offset = j - key_index - pic_num_in_gop;
2135 77 err = mxf_check_frame_offset(s, temporal_offset);
2136
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 77 if (err < 0)
2137 ✗ return err;
2138 }
2139 }
2140 141 avio_w8(pb, temporal_offset);
2141
2142
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 141 if ((mxf->index_entries[i].flags & 0x30) == 0x30) { // back and forward prediction
2143 51 int offset = mxf->last_key_index - i;
2144 51 err = mxf_check_frame_offset(s, offset);
2145
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 51 if (err < 0)
2146 ✗ return err;
2147 51 sc->b_picture_count = FFMAX(sc->b_picture_count, i - prev_non_b_picture);
2148 51 avio_w8(pb, offset);
2149 } else {
2150 90 int offset = key_index - i;
2151 90 err = mxf_check_frame_offset(s, offset);
2152
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 90 if (err < 0)
2153 ✗ return err;
2154 90 avio_w8(pb, offset); // key frame offset
2155
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 90 if ((mxf->index_entries[i].flags & 0x20) == 0x20) // only forward
2156 36 mxf->last_key_index = key_index;
2157 90 prev_non_b_picture = i;
2158 }
2159
2160
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 141 if (!(mxf->index_entries[i].flags & 0x33) && // I-frame
2161
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 54 mxf->index_entries[i].flags & 0x40 && !temporal_offset)
2162 18 mxf->index_entries[i].flags |= 0x80; // random access
2163 141 avio_w8(pb, mxf->index_entries[i].flags);
2164 // stream offset
2165 141 avio_wb64(pb, mxf->index_entries[i].offset);
2166
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 141 if (s->nb_streams > 1)
2167 111 avio_wb32(pb, mxf->index_entries[i].slice_offset);
2168 else
2169 30 avio_wb32(pb, 0);
2170 }
2171
2172 10 mxf->last_key_index = key_index - mxf->edit_units_count;
2173 10 mxf->last_indexed_edit_unit += mxf->edit_units_count;
2174 10 mxf->edit_units_count = 0;
2175 }
2176
2177 22 mxf_update_klv_size(pb, pos);
2178
2179 22 return 0;
2180 }
2181
2182 891 static void mxf_write_klv_fill(AVFormatContext *s)
2183 {
2184 891 unsigned pad = klv_fill_size(avio_tell(s->pb));
2185
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 891 if (pad) {
2186 882 avio_write(s->pb, klv_fill_key, 16);
2187 882 pad -= 16 + 4;
2188 882 klv_encode_ber4_length(s->pb, pad);
2189 882 ffio_fill(s->pb, 0, pad);
2190 av_assert1(!(avio_tell(s->pb) & (KAG_SIZE-1)));
2191 }
2192 891 }
2193
2194 66 static int mxf_write_partition(AVFormatContext *s, int bodysid,
2195 int indexsid,
2196 const uint8_t *key, int write_metadata)
2197 {
2198 66 MXFContext *mxf = s->priv_data;
2199 66 AVIOContext *pb = s->pb;
2200 int64_t header_byte_count_offset;
2201 66 unsigned index_byte_count = 0;
2202 66 uint64_t partition_offset = avio_tell(pb);
2203 int err;
2204
2205
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 66 if (!mxf->edit_unit_byte_count && mxf->edit_units_count)
2206 10 index_byte_count = 85 + 12+(s->nb_streams+1)*6 +
2207 10 12+mxf->edit_units_count*15;
2208
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 56 else if (mxf->edit_unit_byte_count && indexsid)
2209 12 index_byte_count = 80;
2210
2211
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 66 if (index_byte_count) {
2212 22 index_byte_count += 16 + 4; // add encoded ber4 length
2213 22 index_byte_count += klv_fill_size(index_byte_count);
2214 }
2215
2216
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 66 if (key && !memcmp(key, body_partition_key, 16)) {
2217
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 12 if ((err = av_reallocp_array(&mxf->body_partition_offset, mxf->body_partitions_count + 1,
2218 sizeof(*mxf->body_partition_offset))) < 0) {
2219 ✗ mxf->body_partitions_count = 0;
2220 ✗ return err;
2221 }
2222 12 mxf->body_partition_offset[mxf->body_partitions_count++] = partition_offset;
2223 }
2224
2225 // write klv
2226
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 66 if (key)
2227 63 avio_write(pb, key, 16);
2228 else
2229 3 avio_write(pb, body_partition_key, 16);
2230
2231
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 66 klv_encode_ber4_length(pb, 88 + 16LL * DESCRIPTOR_COUNT(mxf->essence_container_count));
2232
2233 // write partition value
2234 66 avio_wb16(pb, 1); // majorVersion
2235 66 avio_wb16(pb, 3); // minorVersion
2236 66 avio_wb32(pb, KAG_SIZE); // KAGSize
2237
2238 66 avio_wb64(pb, partition_offset); // ThisPartition
2239
2240
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 66 if (key && !memcmp(key, body_partition_key, 16) && mxf->body_partitions_count > 1)
2241 ✗ avio_wb64(pb, mxf->body_partition_offset[mxf->body_partitions_count-2]); // PreviousPartition
2242
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 66 else if (key && !memcmp(key, footer_partition_key, 16) && mxf->body_partitions_count)
2243 12 avio_wb64(pb, mxf->body_partition_offset[mxf->body_partitions_count-1]); // PreviousPartition
2244 else
2245 54 avio_wb64(pb, 0);
2246
2247 66 avio_wb64(pb, mxf->footer_partition_offset); // footerPartition
2248
2249 // set offset
2250 66 header_byte_count_offset = avio_tell(pb);
2251 66 avio_wb64(pb, 0); // headerByteCount, update later
2252
2253 // indexTable
2254 66 avio_wb64(pb, index_byte_count); // indexByteCount
2255
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 66 avio_wb32(pb, index_byte_count ? indexsid : 0); // indexSID
2256
2257 // BodyOffset
2258
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 66 if (bodysid && mxf->edit_units_count && mxf->body_partitions_count && !IS_OPATOM(s))
2259 ✗ avio_wb64(pb, mxf->body_offset);
2260 else
2261 66 avio_wb64(pb, 0);
2262
2263 66 avio_wb32(pb, bodysid); // bodySID
2264
2265 // operational pattern
2266
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 66 if (IS_OPATOM(s))
2267 15 avio_write(pb, opatom_ul, 16);
2268 else
2269 51 avio_write(pb, op1a_ul, 16);
2270
2271 // essence container
2272 66 mxf_write_essence_container_refs(s);
2273
2274
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 66 if (write_metadata) {
2275 // mark the start of the headermetadata and calculate metadata size
2276 int64_t pos, start;
2277 unsigned header_byte_count;
2278
2279 34 mxf_write_klv_fill(s);
2280 34 start = avio_tell(s->pb);
2281 34 mxf_write_primer_pack(s);
2282 34 mxf_write_klv_fill(s);
2283 34 mxf_write_header_metadata_sets(s);
2284 34 pos = avio_tell(s->pb);
2285 34 header_byte_count = pos - start + klv_fill_size(pos);
2286
2287 // update header_byte_count
2288 34 avio_seek(pb, header_byte_count_offset, SEEK_SET);
2289 34 avio_wb64(pb, header_byte_count);
2290 34 avio_seek(pb, pos, SEEK_SET);
2291 }
2292
2293
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 66 if(key)
2294 63 avio_write_marker(pb, AV_NOPTS_VALUE, AVIO_DATA_MARKER_FLUSH_POINT);
2295
2296 66 return 0;
2297 }
2298
2299 static const struct {
2300 int profile;
2301 UID codec_ul;
2302 } mxf_prores_codec_uls[] = {
2303 { AV_PROFILE_PRORES_PROXY, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x01,0x00 } },
2304 { AV_PROFILE_PRORES_LT, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x02,0x00 } },
2305 { AV_PROFILE_PRORES_STANDARD, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x03,0x00 } },
2306 { AV_PROFILE_PRORES_HQ, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x04,0x00 } },
2307 { AV_PROFILE_PRORES_4444, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x05,0x00 } },
2308 { AV_PROFILE_PRORES_XQ, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x06,0x00 } },
2309 };
2310
2311 5 static int mxf_parse_prores_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
2312 {
2313 5 MXFContext *mxf = s->priv_data;
2314 5 MXFStreamContext *sc = st->priv_data;
2315 int i, profile;
2316
2317
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 5 if (mxf->header_written)
2318 4 return 1;
2319
2320 1 profile = st->codecpar->profile;
2321
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 1 for (i = 0; i < FF_ARRAY_ELEMS(mxf_prores_codec_uls); i++) {
2322
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 1 if (profile == mxf_prores_codec_uls[i].profile) {
2323 1 sc->codec_ul = &mxf_prores_codec_uls[i].codec_ul;
2324 1 break;
2325 }
2326 }
2327
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 1 if (i == FF_ARRAY_ELEMS(mxf_prores_codec_uls))
2328 ✗ return 0;
2329
2330 1 sc->frame_size = pkt->size;
2331
2332 1 return 1;
2333 }
2334
2335 static const struct {
2336 uint16_t cid;
2337 uint8_t interlaced;
2338 UID codec_ul;
2339 } mxf_dnxhd_codec_uls[] = {
2340 { 1235, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x01,0x00,0x00 } }, // 1080p 10bit HIGH
2341 { 1237, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x03,0x00,0x00 } }, // 1080p 8bit MED
2342 { 1238, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x04,0x00,0x00 } }, // 1080p 8bit HIGH
2343 { 1241, 1, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x07,0x00,0x00 } }, // 1080i 10bit HIGH
2344 { 1242, 1, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x08,0x00,0x00 } }, // 1080i 8bit MED
2345 { 1243, 1, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x09,0x00,0x00 } }, // 1080i 8bit HIGH
2346 { 1244, 1, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x0a,0x00,0x00 } }, // 1080i 8bit TR
2347 { 1250, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x10,0x00,0x00 } }, // 720p 10bit
2348 { 1251, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x11,0x00,0x00 } }, // 720p 8bit HIGH
2349 { 1252, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x12,0x00,0x00 } }, // 720p 8bit MED
2350 { 1253, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x13,0x00,0x00 } }, // 720p 8bit LOW
2351 { 1256, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x16,0x00,0x00 } }, // 1080p 10bit 444
2352 { 1258, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x18,0x00,0x00 } }, // 720p 8bit TR
2353 { 1259, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x19,0x00,0x00 } }, // 1080p 8bit TR
2354 { 1260, 1, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x1a,0x00,0x00 } }, // 1080i 8bit TR MBAFF
2355 { 1270, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x24,0x00,0x00 } }, // DNXHR 444
2356 { 1271, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x25,0x00,0x00 } }, // DNXHR HQX
2357 { 1272, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x26,0x00,0x00 } }, // DNXHR HQ
2358 { 1273, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x27,0x00,0x00 } }, // DNXHR SQ
2359 { 1274, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x28,0x00,0x00 } }, // DNXHR LB
2360 };
2361
2362 25 static int mxf_parse_dnxhd_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
2363 {
2364 25 MXFContext *mxf = s->priv_data;
2365 25 MXFStreamContext *sc = st->priv_data;
2366 int i;
2367
2368
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 25 if (mxf->header_written)
2369 24 return 1;
2370
2371
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 1 if (pkt->size < 43)
2372 ✗ return 0;
2373
2374 1 sc->cid = AV_RB32(pkt->data + 0x28);
2375
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 11 for (i = 0; i < FF_ARRAY_ELEMS(mxf_dnxhd_codec_uls); i++) {
2376
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 11 if (sc->cid == mxf_dnxhd_codec_uls[i].cid) {
2377 1 sc->codec_ul = &mxf_dnxhd_codec_uls[i].codec_ul;
2378 1 sc->interlaced = mxf_dnxhd_codec_uls[i].interlaced;
2379 1 break;
2380 }
2381 }
2382
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 1 if (i == FF_ARRAY_ELEMS(mxf_dnxhd_codec_uls))
2383 ✗ return 0;
2384
2385
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 1 if (sc->cid >= 1270) { // RI raster
2386 ✗ av_reduce(&sc->aspect_ratio.num, &sc->aspect_ratio.den,
2387 ✗ st->codecpar->width, st->codecpar->height,
2388 INT_MAX);
2389 } else {
2390 1 sc->aspect_ratio = (AVRational){ 16, 9 };
2391 }
2392
2393 1 sc->frame_size = pkt->size;
2394
2395
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 1 if (sc->cid == 1270 || sc->cid == 1256)
2396 ✗ sc->picture_descriptor_key = &mxf_rgba_descriptor_key;
2397
2398 1 return 1;
2399 }
2400
2401 static const struct {
2402 const UID container_ul;
2403 const UID codec_ul;
2404 } mxf_dv_uls[] = {
2405 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x01,0x01 }, // IEC DV25 525/60
2406 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x01,0x01,0x00 } },
2407 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x02,0x01 }, // IEC DV25 626/50
2408 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x01,0x02,0x00 } },
2409 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x40,0x01 }, // DV25 525/60
2410 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x01,0x00 }, },
2411 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x41,0x01 }, // DV25 625/50
2412 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x02,0x00 }, },
2413 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x50,0x01 }, // DV50 525/60
2414 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x03,0x00 }, },
2415 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x51,0x01 }, // DV50 625/50
2416 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x04,0x00 }, },
2417 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x60,0x01 }, // DV100 1080/60
2418 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x05,0x00 }, },
2419 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x61,0x01 }, // DV100 1080/50
2420 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x06,0x00 }, },
2421 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x62,0x01 }, // DV100 720/60
2422 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x07,0x00 }, },
2423 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x63,0x01 }, // DV100 720/50
2424 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x08,0x00 }, },
2425 };
2426
2427 75 static int mxf_parse_dv_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
2428 {
2429 75 MXFContext *mxf = s->priv_data;
2430 75 MXFStreamContext *sc = st->priv_data;
2431 const uint8_t *vs_pack, *vsc_pack;
2432 int apt, ul_index, stype, pal;
2433
2434
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 75 if (mxf->header_written)
2435 72 return 1;
2436
2437 // Check for minimal frame size
2438
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 3 if (pkt->size < 120000)
2439 ✗ return -1;
2440
2441 3 apt = pkt->data[4] & 0x7;
2442 3 vs_pack = pkt->data + 80*5 + 48;
2443 3 vsc_pack = pkt->data + 80*5 + 53;
2444 3 stype = vs_pack[3] & 0x1f;
2445 3 pal = (vs_pack[3] >> 5) & 0x1;
2446
2447
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 3 if ((vsc_pack[2] & 0x07) == 0x02) {
2448 2 sc->aspect_ratio = (AVRational){ 16, 9 };
2449 } else {
2450 1 sc->aspect_ratio = (AVRational){ 4, 3 };
2451 }
2452
2453 3 sc->interlaced = (vsc_pack[3] >> 4) & 0x01;
2454 // TODO: fix dv encoder to set proper FF/FS value in VSC pack
2455 // and set field dominance accordingly
2456 // av_log(s, AV_LOG_DEBUG, "DV vsc pack ff/ss = %x\n", vsc_pack[2] >> 6);
2457
2458
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 3 switch (stype) {
2459 ✗ case 0x18: // DV100 720p
2460 ✗ ul_index = 8+pal;
2461 ✗ if (sc->interlaced) {
2462 ✗ av_log(s, AV_LOG_ERROR, "source marked as interlaced but codec profile is progressive\n");
2463 ✗ sc->interlaced = 0;
2464 }
2465 ✗ break;
2466 1 case 0x14: // DV100 1080i
2467 1 ul_index = 6+pal;
2468 1 break;
2469 1 case 0x04: // DV50
2470 1 ul_index = 4+pal;
2471 1 break;
2472 1 default: // DV25
2473
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 1 if (!apt) { // IEC
2474 1 ul_index = 0+pal;
2475 } else {
2476 ✗ ul_index = 2+pal;
2477 }
2478 }
2479
2480 3 sc->container_ul = &mxf_dv_uls[ul_index].container_ul;
2481 3 sc->codec_ul = &mxf_dv_uls[ul_index].codec_ul;
2482
2483 3 sc->frame_size = pkt->size;
2484
2485 3 return 1;
2486 }
2487
2488 static const struct {
2489 UID uid;
2490 int frame_size;
2491 uint8_t profile;
2492 uint8_t interlaced;
2493 int8_t intra_only; // 1 or 0 when there are separate UIDs for Long GOP and Intra, -1 when Intra/LGOP detection can be ignored
2494 } mxf_h264_codec_uls[] = {
2495 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x11,0x01 }, 0, 66, 0, -1 }, // AVC Baseline
2496 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x20,0x01 }, 0, 77, 0, -1 }, // AVC Main
2497 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x30,0x01 }, 0, 88, 0, -1 }, // AVC Extended
2498 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x40,0x01 }, 0, 100, 0, -1 }, // AVC High
2499 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x50,0x01 }, 0, 110, 0, 0 }, // AVC High 10
2500 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x60,0x01 }, 0, 122, 0, 0 }, // AVC High 422
2501 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x70,0x01 }, 0, 244, 0, 0 }, // AVC High 444
2502 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x20,0x01 }, 0, 110, 0, 1 }, // AVC High 10 Intra
2503 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x21,0x01 }, 232960, 110, 1, 1 }, // AVC High 10 Intra RP2027 Class 50 1080/59.94i
2504 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x21,0x02 }, 281088, 110, 1, 1 }, // AVC High 10 Intra RP2027 Class 50 1080/50i
2505 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x21,0x03 }, 232960, 110, 0, 1 }, // AVC High 10 Intra RP2027 Class 50 1080/29.97p
2506 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x21,0x04 }, 281088, 110, 0, 1 }, // AVC High 10 Intra RP2027 Class 50 1080/25p
2507 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x21,0x08 }, 116736, 110, 0, 1 }, // AVC High 10 Intra RP2027 Class 50 720/59.94p
2508 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x21,0x09 }, 140800, 110, 0, 1 }, // AVC High 10 Intra RP2027 Class 50 720/50p
2509 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x30,0x01 }, 0, 122, 0, 1 }, // AVC High 422 Intra
2510 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x31,0x01 }, 472576, 122, 1, 1 }, // AVC High 422 Intra RP2027 Class 100 1080/59.94i
2511 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x31,0x02 }, 568832, 122, 1, 1 }, // AVC High 422 Intra RP2027 Class 100 1080/50i
2512 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x31,0x03 }, 472576, 122, 0, 1 }, // AVC High 422 Intra RP2027 Class 100 1080/29.97p
2513 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x31,0x04 }, 568832, 122, 0, 1 }, // AVC High 422 Intra RP2027 Class 100 1080/25p
2514 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x31,0x08 }, 236544, 122, 0, 1 }, // AVC High 422 Intra RP2027 Class 100 720/59.94p
2515 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x31,0x09 }, 284672, 122, 0, 1 }, // AVC High 422 Intra RP2027 Class 100 720/50p
2516 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x01,0x32,0x40,0x01 }, 0, 244, 0, 1 }, // AVC High 444 Intra
2517 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x01,0x32,0x50,0x01 }, 0, 44, 0, -1 }, // AVC CAVLC 444
2518 };
2519
2520 ✗ static int mxf_parse_h264_frame(AVFormatContext *s, AVStream *st,
2521 AVPacket *pkt, MXFIndexEntry *e)
2522 {
2523 ✗ MXFContext *mxf = s->priv_data;
2524 ✗ MXFStreamContext *sc = st->priv_data;
2525 ✗ H264SPS seq, *const sps = &seq;
2526 GetBitContext gb;
2527 ✗ const uint8_t *buf = pkt->data;
2528 ✗ const uint8_t *buf_end = pkt->data + pkt->size;
2529 const uint8_t *nal_end;
2530 ✗ const UID *codec_ul = NULL;
2531 ✗ uint32_t state = -1;
2532 ✗ int extra_size = 512; // support AVC Intra files without SPS/PPS header
2533 ✗ int i, frame_size, slice_type, has_sps = 0, intra_only = 0, avc_intra = 0, ret;
2534
2535 for (;;) {
2536 ✗ buf = avpriv_find_start_code(buf, buf_end, &state);
2537 ✗ if (buf >= buf_end)
2538 ✗ break;
2539
2540 ✗ switch (state & 0x1f) {
2541 ✗ case H264_NAL_SPS:
2542 ✗ e->flags |= 0x40;
2543
2544 ✗ if (mxf->header_written)
2545 ✗ break;
2546
2547 ✗ nal_end = ff_nal_find_startcode(buf, buf_end);
2548 ✗ ret = ff_avc_decode_sps(sps, buf, nal_end - buf);
2549 ✗ if (ret < 0) {
2550 ✗ av_log(s, AV_LOG_ERROR, "error parsing sps\n");
2551 ✗ return 0;
2552 }
2553 ✗ has_sps = 1;
2554
2555 ✗ sc->aspect_ratio.num = st->codecpar->width * sps->sar.num;
2556 ✗ sc->aspect_ratio.den = st->codecpar->height * sps->sar.den;
2557 ✗ av_reduce(&sc->aspect_ratio.num, &sc->aspect_ratio.den,
2558 ✗ sc->aspect_ratio.num, sc->aspect_ratio.den, 1024*1024);
2559 ✗ intra_only = (sps->constraint_set_flags >> 3) & 1;
2560 ✗ sc->interlaced = !sps->frame_mbs_only_flag;
2561
2562 ✗ buf = nal_end;
2563 ✗ break;
2564 ✗ case H264_NAL_PPS:
2565 ✗ if (e->flags & 0x40) { // sequence header present
2566 ✗ e->flags |= 0x80; // random access
2567 ✗ extra_size = 0;
2568 }
2569 ✗ break;
2570 ✗ case H264_NAL_IDR_SLICE:
2571 ✗ e->flags |= 0x04; // IDR Picture
2572 ✗ buf = buf_end;
2573 ✗ break;
2574 ✗ case H264_NAL_SLICE:
2575 ✗ init_get_bits8(&gb, buf, buf_end - buf);
2576 ✗ get_ue_golomb_long(&gb); // skip first_mb_in_slice
2577 ✗ slice_type = get_ue_golomb_31(&gb);
2578 ✗ switch (slice_type % 5) {
2579 ✗ case 0:
2580 ✗ e->flags |= 0x20; // P Picture
2581 ✗ e->flags |= 0x06; // P Picture
2582 ✗ break;
2583 ✗ case 1:
2584 ✗ e->flags |= 0x30; // B Picture
2585 ✗ e->flags |= 0x03; // non-referenced B Picture
2586 ✗ break;
2587 }
2588 ✗ buf = buf_end;
2589 ✗ break;
2590 ✗ default:
2591 ✗ break;
2592 }
2593 }
2594
2595 ✗ if (mxf->header_written)
2596 ✗ return 1;
2597
2598 ✗ if (!has_sps)
2599 ✗ sc->interlaced = st->codecpar->field_order != AV_FIELD_PROGRESSIVE ? 1 : 0;
2600 ✗ frame_size = pkt->size + extra_size;
2601
2602 ✗ for (i = 0; i < FF_ARRAY_ELEMS(mxf_h264_codec_uls); i++) {
2603 ✗ if (frame_size == mxf_h264_codec_uls[i].frame_size && sc->interlaced == mxf_h264_codec_uls[i].interlaced) {
2604 ✗ codec_ul = &mxf_h264_codec_uls[i].uid;
2605 ✗ sc->aspect_ratio = (AVRational){ 16, 9 }; // 16:9 is mandatory for broadcast HD
2606 ✗ st->codecpar->profile = mxf_h264_codec_uls[i].profile;
2607 ✗ avc_intra = 1;
2608 ✗ mxf->cbr_index = 1;
2609 ✗ sc->frame_size = pkt->size;
2610 ✗ if (sc->interlaced)
2611 ✗ sc->field_dominance = 1; // top field first is mandatory for AVC Intra
2612 ✗ break;
2613 ✗ } else if (has_sps && mxf_h264_codec_uls[i].frame_size == 0 &&
2614 ✗ mxf_h264_codec_uls[i].profile == sps->profile_idc &&
2615 ✗ (mxf_h264_codec_uls[i].intra_only < 0 ||
2616 ✗ mxf_h264_codec_uls[i].intra_only == intra_only)) {
2617 ✗ codec_ul = &mxf_h264_codec_uls[i].uid;
2618 ✗ st->codecpar->profile = sps->profile_idc;
2619 ✗ st->codecpar->level = sps->level_idc;
2620 // continue to check for avc intra
2621 }
2622 }
2623
2624 ✗ if (!codec_ul) {
2625 ✗ av_log(s, AV_LOG_ERROR, "h264 profile not supported\n");
2626 ✗ return 0;
2627 }
2628
2629 ✗ sc->codec_ul = codec_ul;
2630
2631 ✗ if (avc_intra)
2632 ✗ sc->picture_descriptor_key = &mxf_mpegvideo_descriptor_key;
2633 else
2634 ✗ sc->sub_descriptor = AVCSubDescriptor;
2635
2636 ✗ return 1;
2637 }
2638
2639 2 static inline int get_ffv1_unsigned_symbol(RangeCoder *c, uint8_t *state) {
2640
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 2 if(get_rac(c, state+0))
2641 ✗ return 0;
2642 else{
2643 int i, e;
2644 unsigned a;
2645 2 e= 0;
2646
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 5 while(get_rac(c, state+1 + FFMIN(e,9))){ //1..10
2647 3 e++;
2648
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 3 if (e > 31)
2649 ✗ return AVERROR_INVALIDDATA;
2650 }
2651
2652 2 a= 1;
2653
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 5 for(i=e-1; i>=0; i--){
2654
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 3 a += a + get_rac(c, state+22 + FFMIN(i,9)); //22..31
2655 }
2656
2657 2 return a;
2658 }
2659 }
2660 #define FFV1_CONTEXT_SIZE 32
2661 25 static int mxf_parse_ffv1_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
2662 {
2663 25 MXFContext *mxf = s->priv_data;
2664 25 MXFStreamContext *sc = st->priv_data;
2665 25 const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(st->codecpar->format);
2666 uint8_t state[FFV1_CONTEXT_SIZE];
2667 RangeCoder c;
2668 unsigned v;
2669
2670 25 sc->frame_size = pkt->size;
2671
2672
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 25 if (mxf->header_written)
2673 24 return 1;
2674
2675 1 memset(state, 128, sizeof(state));
2676
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 1 if (st->codecpar->extradata) {
2677 1 ff_init_range_decoder(&c, st->codecpar->extradata, st->codecpar->extradata_size);
2678 1 ff_build_rac_states(&c, 0.05 * (1LL << 32), 256 - 8);
2679 1 v = get_ffv1_unsigned_symbol(&c, state);
2680
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 1 if (v < 2 || v > 4) {
2681 ✗ av_log(s, AV_LOG_ERROR, "unsupported ffv1 version %d\n", v);
2682 ✗ return 0;
2683 }
2684 1 sc->micro_version = get_ffv1_unsigned_symbol(&c, state);
2685 } else {
2686 ✗ uint8_t keystate = 128;
2687 ✗ ff_init_range_decoder(&c, pkt->data, pkt->size);
2688 ✗ ff_build_rac_states(&c, 0.05 * (1LL << 32), 256 - 8);
2689 ✗ get_rac(&c, &keystate); // keyframe
2690 ✗ v = get_ffv1_unsigned_symbol(&c, state);
2691 ✗ if (v >= 2)
2692 ✗ return 0;
2693 }
2694 1 sc->version = v;
2695 1 sc->codec_ul = &mxf_ffv1_codec_uls[v];
2696 1 sc->sub_descriptor = FFV1SubDescriptor;
2697
2698
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 1 if (st->codecpar->field_order > AV_FIELD_PROGRESSIVE) {
2699 ✗ sc->interlaced = 1;
2700 ✗ sc->field_dominance = st->codecpar->field_order == (st->codecpar->field_order == AV_FIELD_TT || st->codecpar->field_order == AV_FIELD_TB) ? 1 : 2;
2701 }
2702 1 sc->aspect_ratio.num = st->codecpar->width * st->codecpar->sample_aspect_ratio.num;
2703 1 sc->aspect_ratio.den = st->codecpar->height * st->codecpar->sample_aspect_ratio.den;
2704 1 av_reduce(&sc->aspect_ratio.num, &sc->aspect_ratio.den,
2705 1 sc->aspect_ratio.num, sc->aspect_ratio.den, INT_MAX);
2706
2707
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 1 if (pix_desc->flags & AV_PIX_FMT_FLAG_RGB)
2708 ✗ sc->picture_descriptor_key = &mxf_rgba_descriptor_key;
2709
2710 1 return 1;
2711 }
2712
2713 ✗ static int mxf_parse_jpeg2000_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
2714 {
2715 ✗ MXFContext *mxf = s->priv_data;
2716 ✗ MXFStreamContext *sc = st->priv_data;
2717 ✗ const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(st->codecpar->format);
2718 GetByteContext g;
2719 uint32_t j2k_ncomponents;
2720
2721 ✗ if (mxf->header_written)
2722 ✗ return 1;
2723
2724 ✗ bytestream2_init(&g,pkt->data,pkt->size);
2725
2726 ✗ while (bytestream2_get_bytes_left(&g) >= 3 && bytestream2_peek_be16(&g) != JPEG2000_SOC)
2727 ✗ bytestream2_skip(&g, 1);
2728
2729 ✗ if (bytestream2_get_be16u(&g) != JPEG2000_SOC) {
2730 ✗ av_log(s, AV_LOG_ERROR, "Mandatory SOC marker is not present\n");
2731 ✗ return AVERROR_INVALIDDATA;
2732 }
2733
2734 /* Extract useful size information from the SIZ marker */
2735 ✗ if (bytestream2_get_be16u(&g) != JPEG2000_SIZ) {
2736 ✗ av_log(s, AV_LOG_ERROR, "Mandatory SIZ marker is not present\n");
2737 ✗ return AVERROR_INVALIDDATA;
2738 }
2739 ✗ bytestream2_skip(&g, 2); // Skip Lsiz
2740 ✗ sc->j2k_info.j2k_cap = bytestream2_get_be16u(&g);
2741 ✗ sc->j2k_info.j2k_xsiz = bytestream2_get_be32u(&g);
2742 ✗ sc->j2k_info.j2k_ysiz = bytestream2_get_be32u(&g);
2743 ✗ sc->j2k_info.j2k_x0siz = bytestream2_get_be32u(&g);
2744 ✗ sc->j2k_info.j2k_y0siz = bytestream2_get_be32u(&g);
2745 ✗ sc->j2k_info.j2k_xtsiz = bytestream2_get_be32u(&g);
2746 ✗ sc->j2k_info.j2k_ytsiz = bytestream2_get_be32u(&g);
2747 ✗ sc->j2k_info.j2k_xt0siz = bytestream2_get_be32u(&g);
2748 ✗ sc->j2k_info.j2k_yt0siz = bytestream2_get_be32u(&g);
2749 ✗ j2k_ncomponents = bytestream2_get_be16u(&g);
2750 ✗ if (j2k_ncomponents != pix_desc->nb_components) {
2751 ✗ av_log(s, AV_LOG_ERROR, "Incoherence about components image number.\n");
2752 ✗ return AVERROR_INVALIDDATA;
2753 }
2754 ✗ bytestream2_get_bufferu(&g, sc->j2k_info.j2k_comp_desc, 3 * j2k_ncomponents);
2755
2756 ✗ sc->frame_size = pkt->size;
2757 ✗ sc->sub_descriptor = JPEG2000SubDescriptor;
2758
2759 ✗ return 1;
2760 }
2761
2762 static const UID mxf_mpeg2_codec_uls[] = {
2763 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x01,0x10,0x00 }, // MP-ML I-Frame
2764 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x01,0x11,0x00 }, // MP-ML Long GOP
2765 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x02,0x02,0x00 }, // 422P-ML I-Frame
2766 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x02,0x03,0x00 }, // 422P-ML Long GOP
2767 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x03,0x02,0x00 }, // MP-HL I-Frame
2768 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x03,0x03,0x00 }, // MP-HL Long GOP
2769 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x04,0x02,0x00 }, // 422P-HL I-Frame
2770 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x04,0x03,0x00 }, // 422P-HL Long GOP
2771 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x05,0x02,0x00 }, // MP@H-14 I-Frame
2772 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x05,0x03,0x00 }, // MP@H-14 Long GOP
2773 };
2774
2775 111 static const UID *mxf_get_mpeg2_codec_ul(AVCodecParameters *par)
2776 {
2777 111 int long_gop = 1;
2778
2779
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 111 if (par->profile == 4) { // Main
2780
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 81 if (par->level == 8) // Main
2781 81 return &mxf_mpeg2_codec_uls[0+long_gop];
2782 ✗ else if (par->level == 4) // High
2783 ✗ return &mxf_mpeg2_codec_uls[4+long_gop];
2784 ✗ else if (par->level == 6) // High 14
2785 ✗ return &mxf_mpeg2_codec_uls[8+long_gop];
2786
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 30 } else if (par->profile == 0) { // 422
2787
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 30 if (par->level == 5) // Main
2788 30 return &mxf_mpeg2_codec_uls[2+long_gop];
2789 ✗ else if (par->level == 2) // High
2790 ✗ return &mxf_mpeg2_codec_uls[6+long_gop];
2791 }
2792 ✗ return NULL;
2793 }
2794
2795 161 static int mxf_parse_mpeg2_frame(AVFormatContext *s, AVStream *st,
2796 AVPacket *pkt, MXFIndexEntry *e)
2797 {
2798 161 MXFStreamContext *sc = st->priv_data;
2799 161 uint32_t c = -1;
2800 int i;
2801
2802
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 3941 for(i = 0; i < pkt->size - 4; i++) {
2803 3941 c = (c<<8) + pkt->data[i];
2804
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 3941 if (c == 0x1b5) {
2805
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 216 if ((pkt->data[i+1] & 0xf0) == 0x10) { // seq ext
2806 52 st->codecpar->profile = pkt->data[i+1] & 0x07;
2807 52 st->codecpar->level = pkt->data[i+2] >> 4;
2808 52 sc->low_delay = pkt->data[i+6] >> 7;
2809
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 164 } else if (i + 5 < pkt->size && (pkt->data[i+1] & 0xf0) == 0x80) { // pict coding ext
2810 161 sc->interlaced = !(pkt->data[i+5] & 0x80); // progressive frame
2811
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 161 if (sc->interlaced)
2812
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 37 sc->field_dominance = 1 + !(pkt->data[i+4] & 0x80); // top field first
2813 161 break;
2814 }
2815
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 3725 } else if (c == 0x1b8) { // gop
2816
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 52 if (pkt->data[i+4]>>6 & 0x01) { // closed
2817
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 31 if (sc->seq_closed_gop == -1)
2818 7 sc->seq_closed_gop = 1;
2819 31 sc->closed_gop = 1;
2820
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 31 if (e->flags & 0x40) // sequence header present
2821 31 e->flags |= 0x80; // random access
2822 } else {
2823 21 sc->seq_closed_gop = 0;
2824 21 sc->closed_gop = 0;
2825 }
2826
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 3673 } else if (c == 0x1b3) { // seq
2827 52 e->flags |= 0x40;
2828
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 52 switch ((pkt->data[i+4]>>4) & 0xf) {
2829 18 case 2: sc->aspect_ratio = (AVRational){ 4, 3}; break;
2830 3 case 3: sc->aspect_ratio = (AVRational){ 16, 9}; break;
2831 ✗ case 4: sc->aspect_ratio = (AVRational){221,100}; break;
2832 34 default:
2833 34 av_reduce(&sc->aspect_ratio.num, &sc->aspect_ratio.den,
2834 34 st->codecpar->width, st->codecpar->height, 1024*1024);
2835 }
2836
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 3621 } else if (c == 0x100) { // pic
2837 161 int pict_type = (pkt->data[i+2]>>3) & 0x07;
2838 161 e->temporal_ref = (pkt->data[i+1]<<2) | (pkt->data[i+2]>>6);
2839
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 161 if (pict_type == 2) { // P-frame
2840 58 e->flags |= 0x22;
2841 58 sc->closed_gop = 0; // reset closed GOP, don't matter anymore
2842
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 103 } else if (pict_type == 3) { // B-frame
2843
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 51 if (sc->closed_gop)
2844 ✗ e->flags |= 0x13; // only backward prediction
2845 else
2846 51 e->flags |= 0x33;
2847 51 sc->temporal_reordering = -1;
2848
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 52 } else if (!pict_type) {
2849 ✗ av_log(s, AV_LOG_ERROR, "error parsing mpeg2 frame\n");
2850 ✗ return 0;
2851 }
2852 }
2853 }
2854
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 161 if (!IS_D10(s)) {
2855 111 const UID *codec_ul = mxf_get_mpeg2_codec_ul(st->codecpar);
2856
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 111 if (!codec_ul)
2857 ✗ return 0;
2858 111 sc->codec_ul = codec_ul;
2859 111 sc->picture_descriptor_key = &mxf_mpegvideo_descriptor_key;
2860 }
2861 161 return 1;
2862 }
2863
2864 ✗ static uint64_t mxf_parse_timestamp(int64_t timestamp64)
2865 {
2866 ✗ time_t timestamp = timestamp64 / 1000000;
2867 struct tm tmbuf;
2868 ✗ struct tm *time = gmtime_r(&timestamp, &tmbuf);
2869 ✗ if (!time)
2870 ✗ return 0;
2871 ✗ return (uint64_t)(time->tm_year+1900) << 48 |
2872 ✗ (uint64_t)(time->tm_mon+1) << 40 |
2873 ✗ (uint64_t) time->tm_mday << 32 |
2874 ✗ time->tm_hour << 24 |
2875 ✗ time->tm_min << 16 |
2876 ✗ time->tm_sec << 8 |
2877 ✗ (timestamp64 % 1000000) / 4000;
2878 }
2879
2880 ✗ static void mxf_gen_umid(AVFormatContext *s)
2881 {
2882 ✗ MXFContext *mxf = s->priv_data;
2883 ✗ uint32_t seed = av_get_random_seed();
2884 ✗ uint64_t umid = seed + 0x5294713400000000LL;
2885
2886 ✗ AV_WB64(mxf->umid , umid);
2887 ✗ AV_WB64(mxf->umid+8, umid>>8);
2888
2889 ✗ mxf->instance_number = seed & 0xFFFFFF;
2890 ✗ }
2891
2892 17 static int mxf_init_timecode(AVFormatContext *s, AVStream *st, AVRational tbc)
2893 {
2894 17 MXFContext *mxf = s->priv_data;
2895 17 AVDictionaryEntry *tcr = av_dict_get(s->metadata, "timecode", NULL, 0);
2896
2897
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 17 if (!ff_mxf_get_content_package_rate(tbc)) {
2898 ✗ if (s->strict_std_compliance > FF_COMPLIANCE_UNOFFICIAL) {
2899 ✗ av_log(s, AV_LOG_ERROR, "Unsupported frame rate %d/%d. Set -strict option to 'unofficial' or lower in order to allow it!\n", tbc.den, tbc.num);
2900 ✗ return AVERROR(EINVAL);
2901 } else {
2902 ✗ av_log(s, AV_LOG_WARNING, "Unofficial frame rate %d/%d.\n", tbc.den, tbc.num);
2903 }
2904 }
2905
2906 17 mxf->timecode_base = (tbc.den + tbc.num/2) / tbc.num;
2907
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 17 if (!tcr)
2908 10 tcr = av_dict_get(st->metadata, "timecode", NULL, 0);
2909
2910
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 17 if (tcr)
2911 7 return av_timecode_init_from_string(&mxf->tc, av_inv_q(tbc), tcr->value, s);
2912 else
2913 10 return av_timecode_init(&mxf->tc, av_inv_q(tbc), 0, 0, s);
2914 }
2915
2916 32 static enum AVChromaLocation choose_chroma_location(AVFormatContext *s, AVStream *st)
2917 {
2918 32 AVCodecParameters *par = st->codecpar;
2919 32 const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(par->format);
2920
2921
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 32 if (par->chroma_location != AVCHROMA_LOC_UNSPECIFIED)
2922 26 return par->chroma_location;
2923
2924
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 6 if (pix_desc->log2_chroma_h == 0) {
2925 4 return AVCHROMA_LOC_TOPLEFT;
2926
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 2 } else if (pix_desc->log2_chroma_w == 1 && pix_desc->log2_chroma_h == 1) {
2927
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 2 if (par->field_order == AV_FIELD_UNKNOWN || par->field_order == AV_FIELD_PROGRESSIVE) {
2928
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 2 switch (par->codec_id) {
2929 ✗ case AV_CODEC_ID_MJPEG:
2930 ✗ case AV_CODEC_ID_MPEG1VIDEO: return AVCHROMA_LOC_CENTER;
2931 }
2932 }
2933
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 2 if (par->field_order == AV_FIELD_UNKNOWN || par->field_order != AV_FIELD_PROGRESSIVE) {
2934 ✗ switch (par->codec_id) {
2935 ✗ case AV_CODEC_ID_MPEG2VIDEO: return AVCHROMA_LOC_LEFT;
2936 }
2937 }
2938 }
2939
2940 2 return AVCHROMA_LOC_UNSPECIFIED;
2941 }
2942
2943 17 static int mxf_init(AVFormatContext *s)
2944 {
2945 17 MXFContext *mxf = s->priv_data;
2946 int i, ret;
2947 17 uint8_t present[FF_ARRAY_ELEMS(mxf_essence_container_uls)] = {0};
2948 17 int64_t timestamp = 0;
2949
2950
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 17 if (IS_OPATOM(s) && s->nb_streams != 1) {
2951 ✗ av_log(s, AV_LOG_ERROR, "there must be exactly one stream for mxf opatom\n");
2952 ✗ return -1;
2953 }
2954
2955
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 17 if (!av_dict_get(s->metadata, "comment_", NULL, AV_DICT_IGNORE_SUFFIX))
2956 14 mxf->store_user_comments = 0;
2957
2958
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 46 for (i = 0; i < s->nb_streams; i++) {
2959 29 AVStream *st = s->streams[i];
2960 29 MXFStreamContext *sc = av_mallocz(sizeof(*sc));
2961
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 29 if (!sc)
2962 ✗ return AVERROR(ENOMEM);
2963 29 st->priv_data = sc;
2964 29 sc->index = -1;
2965
2966
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 29 if (((i == 0) ^ (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO)) && !IS_OPATOM(s)) {
2967 ✗ av_log(s, AV_LOG_ERROR, "there must be exactly one video stream and it must be the first one\n");
2968 ✗ return -1;
2969 }
2970
2971
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 29 if (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) {
2972 16 const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(st->codecpar->format);
2973 16 AVRational tbc = (AVRational){ 0, 0 };
2974
2975
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 16 if (!pix_desc) {
2976 ✗ av_log(s, AV_LOG_ERROR, "video stream require the codec pixel format to be set\n");
2977 ✗ return -1;
2978 }
2979
2980
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 16 if (st->avg_frame_rate.num > 0 && st->avg_frame_rate.den > 0)
2981 15 tbc = av_inv_q(st->avg_frame_rate);
2982
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 1 else if (st->r_frame_rate.num > 0 && st->r_frame_rate.den > 0)
2983 1 tbc = av_inv_q(st->r_frame_rate);
2984
2985
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 16 if (st->codecpar->sample_aspect_ratio.num && st->codecpar->sample_aspect_ratio.den) {
2986 11 sc->aspect_ratio = av_mul_q(st->codecpar->sample_aspect_ratio,
2987 11 av_make_q(st->codecpar->width, st->codecpar->height));
2988 }
2989
2990 16 mxf->content_package_rate = ff_mxf_get_content_package_rate(tbc);
2991 16 mxf->time_base = tbc;
2992 16 avpriv_set_pts_info(st, 64, mxf->time_base.num, mxf->time_base.den);
2993
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 16 if((ret = mxf_init_timecode(s, st, tbc)) < 0)
2994 ✗ return ret;
2995
2996
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 16 if (st->codecpar->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
2997 10 sc->seq_closed_gop = -1; // unknown yet
2998 }
2999
3000 16 sc->picture_descriptor_key = &mxf_cdci_descriptor_key;
3001 16 sc->video_bit_rate = st->codecpar->bit_rate;
3002
3003
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 16 if (IS_D10(s) ||
3004
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 14 st->codecpar->codec_id == AV_CODEC_ID_DNXHD ||
3005
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 13 st->codecpar->codec_id == AV_CODEC_ID_DVVIDEO)
3006 6 mxf->cbr_index = 1;
3007
3008
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 16 if (IS_D10(s)) {
3009 2 int ntsc = mxf->time_base.den != 25;
3010 int ul_index;
3011
3012
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 2 if (st->codecpar->codec_id != AV_CODEC_ID_MPEG2VIDEO) {
3013 ✗ av_log(s, AV_LOG_ERROR, "error MXF D-10 only support MPEG-2 Video\n");
3014 ✗ return AVERROR(EINVAL);
3015 }
3016
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 2 if ((sc->video_bit_rate == 50000000) && (mxf->time_base.den == 25)) {
3017 ✗ ul_index = 0;
3018
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 2 } else if ((sc->video_bit_rate == 49999840 || sc->video_bit_rate == 50000000) && ntsc) {
3019 ✗ ul_index = 1;
3020
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 2 } else if (sc->video_bit_rate == 40000000) {
3021 ✗ ul_index = 2+ntsc;
3022
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 2 } else if (sc->video_bit_rate == 30000000) {
3023 2 ul_index = 4+ntsc;
3024 } else {
3025 ✗ av_log(s, AV_LOG_ERROR, "error MXF D-10 only support 30/40/50 mbit/s\n");
3026 ✗ return -1;
3027 }
3028
3029 2 sc->codec_ul = &mxf_d10_codec_uls[ul_index];
3030 2 sc->container_ul = &mxf_d10_container_uls[ul_index];
3031 2 sc->index = INDEX_D10_VIDEO;
3032 2 sc->signal_standard = 1;
3033 2 sc->frame_size = (int64_t)sc->video_bit_rate *
3034 2 mxf->time_base.num / (8*mxf->time_base.den);
3035 }
3036
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 16 if (mxf->signal_standard >= 0)
3037 ✗ sc->signal_standard = mxf->signal_standard;
3038
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 13 } else if (st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) {
3039 char bsf_arg[32];
3040
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 13 if (st->codecpar->sample_rate != 48000) {
3041 ✗ av_log(s, AV_LOG_ERROR, "only 48khz is implemented\n");
3042 ✗ return -1;
3043 }
3044 13 avpriv_set_pts_info(st, 64, 1, st->codecpar->sample_rate);
3045
2/2
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 13 if (IS_D10(s)) {
3046
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 1 if (st->index != 1) {
3047 ✗ av_log(s, AV_LOG_ERROR, "MXF D-10 only support one audio track\n");
3048 ✗ return -1;
3049 }
3050
1/2
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 1 if (st->codecpar->codec_id != AV_CODEC_ID_PCM_S16LE &&
3051 ✗ st->codecpar->codec_id != AV_CODEC_ID_PCM_S24LE) {
3052 ✗ av_log(s, AV_LOG_ERROR, "MXF D-10 only support 16 or 24 bits le audio\n");
3053 ✗ return AVERROR_PATCHWELCOME;
3054 }
3055
1/2
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 1 if (st->codecpar->ch_layout.nb_channels > 8) {
3056 ✗ av_log(s, AV_LOG_ERROR, "MXF D-10 supports at most 8 audio channels\n");
3057 ✗ return AVERROR(EINVAL);
3058 }
3059 1 sc->index = INDEX_D10_AUDIO;
3060 1 sc->container_ul = ((MXFStreamContext*)s->streams[0]->priv_data)->container_ul;
3061 1 sc->frame_size = 4 + 8 * av_rescale_rnd(st->codecpar->sample_rate, mxf->time_base.num, mxf->time_base.den, AV_ROUND_UP) * 4;
3062
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 12 } else if (IS_OPATOM(s)) {
3063 1 AVRational tbc = av_inv_q(mxf->audio_edit_rate);
3064
3065
1/2
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 1 if (st->codecpar->codec_id != AV_CODEC_ID_PCM_S16LE &&
3066 ✗ st->codecpar->codec_id != AV_CODEC_ID_PCM_S24LE) {
3067 ✗ av_log(s, AV_LOG_ERROR, "Only pcm_s16le and pcm_s24le audio codecs are implemented\n");
3068 ✗ return AVERROR_PATCHWELCOME;
3069 }
3070
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 1 if (st->codecpar->ch_layout.nb_channels != 1) {
3071 ✗ av_log(s, AV_LOG_ERROR, "MXF OPAtom only supports single channel audio\n");
3072 ✗ return AVERROR(EINVAL);
3073 }
3074
3075 1 mxf->time_base = st->time_base;
3076
1/2
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 1 if((ret = mxf_init_timecode(s, st, tbc)) < 0)
3077 ✗ return ret;
3078
3079 1 mxf->edit_unit_byte_count = (av_get_bits_per_sample(st->codecpar->codec_id) * st->codecpar->ch_layout.nb_channels) >> 3;
3080 1 sc->index = INDEX_WAV;
3081 } else {
3082 11 mxf->slice_count = 1;
3083 22 sc->frame_size = st->codecpar->ch_layout.nb_channels *
3084 22 av_rescale_rnd(st->codecpar->sample_rate, mxf->time_base.num, mxf->time_base.den, AV_ROUND_UP) *
3085 11 av_get_bits_per_sample(st->codecpar->codec_id) / 8;
3086 }
3087 13 snprintf(bsf_arg, sizeof(bsf_arg), "r=%d/%d", mxf->tc.rate.num, mxf->tc.rate.den);
3088 13 ret = ff_stream_add_bitstream_filter(st, "pcm_rechunk", bsf_arg);
3089
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 13 if (ret < 0)
3090 ✗ return ret;
3091 ✗ } else if (st->codecpar->codec_type == AVMEDIA_TYPE_DATA || st->codecpar->codec_id == AV_CODEC_ID_EIA_608) {
3092 ✗ AVDictionaryEntry* e = av_dict_get(st->metadata, "data_type", NULL, 0);
3093 ✗ if ((e && !strcmp(e->value, "vbi_vanc_smpte_436M")) ||
3094 ✗ st->codecpar->codec_id == AV_CODEC_ID_SMPTE_436M_ANC ||
3095 ✗ st->codecpar->codec_id == AV_CODEC_ID_EIA_608) {
3096 ✗ sc->index = INDEX_S436M;
3097 } else {
3098 ✗ av_log(s, AV_LOG_ERROR, "track %d: unsupported data type\n", i);
3099 ✗ return -1;
3100 }
3101 ✗ if (st->index != s->nb_streams - 1) {
3102 ✗ av_log(s, AV_LOG_ERROR, "data track must be placed last\n");
3103 ✗ return -1;
3104 }
3105 ✗ if (st->codecpar->codec_id == AV_CODEC_ID_EIA_608) {
3106 ✗ char bsf_arg[64] = "";
3107 ✗ if (mxf->time_base.num != 0 && mxf->time_base.den != 0) {
3108 // frame rate is reciprocal of time base
3109 ✗ snprintf(bsf_arg, sizeof(bsf_arg), "cdp_frame_rate=%d/%d", mxf->time_base.den, mxf->time_base.num);
3110 }
3111 ✗ ret = ff_stream_add_bitstream_filter(st, "eia608_to_smpte436m", bsf_arg);
3112 ✗ if (ret < 0)
3113 ✗ return ret;
3114 }
3115 }
3116
3117
2/2
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 29 if (sc->index == -1) {
3118 25 sc->index = mxf_get_essence_container_ul_index(st->codecpar->codec_id);
3119
1/2
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 25 if (sc->index == -1) {
3120 ✗ av_log(s, AV_LOG_ERROR, "track %d: could not find essence container ul, "
3121 "codec not currently supported in container\n", i);
3122 ✗ return -1;
3123 }
3124 }
3125
3126
2/2
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 29 if (!sc->codec_ul)
3127 27 sc->codec_ul = &mxf_essence_container_uls[sc->index].codec_ul;
3128
2/2
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✓ Branch 1 taken 3 times.
 29 if (!sc->container_ul)
3129 26 sc->container_ul = &mxf_essence_container_uls[sc->index].container_ul;
3130
3131 29 memcpy(sc->track_essence_element_key, mxf_essence_container_uls[sc->index].element_ul, 15);
3132 29 sc->track_essence_element_key[15] = present[sc->index];
3133
4/4
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✓ Branch 3 taken 2 times.
 29 if (IS_OPATOM(s) && st->codecpar->codec_id == AV_CODEC_ID_DNXHD) {
3134 // clip-wrapping requires 0x0D per ST2019-4:2009 or 0x06 per previous version ST2019-4:2008
3135 // we choose to use 0x06 instead 0x0D to be compatible with AVID systems
3136 // and produce mxf files with the most relevant flavour for opatom
3137 1 sc->track_essence_element_key[14] = 0x06;
3138 }
3139 PRINT_KEY(s, "track essence element key", sc->track_essence_element_key);
3140
3141
2/2
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✓ Branch 1 taken 1 times.
 29 if (!present[sc->index])
3142 28 mxf->essence_container_count++;
3143 29 present[sc->index]++;
3144 }
3145
3146
4/4
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 17 if (IS_D10(s) || IS_OPATOM(s)) {
3147 5 mxf->essence_container_count = 1;
3148 }
3149
3150
1/2
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 17 if (!(s->flags & AVFMT_FLAG_BITEXACT))
3151 ✗ mxf_gen_umid(s);
3152
3153
2/2
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✓ Branch 1 taken 17 times.
 46 for (i = 0; i < s->nb_streams; i++) {
3154 29 MXFStreamContext *sc = s->streams[i]->priv_data;
3155 // update element count
3156 29 sc->track_essence_element_key[13] = present[sc->index];
3157
2/2
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✓ Branch 1 taken 26 times.
 29 if (!memcmp(sc->track_essence_element_key, mxf_essence_container_uls[INDEX_DV].element_ul, 13)) // DV
3158 3 sc->order = (0x15 << 24) | AV_RB32(sc->track_essence_element_key+13);
3159 else
3160 26 sc->order = AV_RB32(sc->track_essence_element_key+12);
3161 }
3162
3163
1/2
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✓ Branch 2 taken 17 times.
 17 if (ff_parse_creation_time_metadata(s, &timestamp, 0) > 0)
3164 ✗ mxf->timestamp = mxf_parse_timestamp(timestamp);
3165 17 mxf->duration = -1;
3166
3167 17 mxf->timecode_track = av_mallocz(sizeof(*mxf->timecode_track));
3168
1/2
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 17 if (!mxf->timecode_track)
3169 ✗ return AVERROR(ENOMEM);
3170 17 mxf->timecode_track->priv_data = &mxf->timecode_track_priv;
3171 17 mxf->timecode_track->index = -1;
3172
3173 17 return 0;
3174 }
3175
3176 static const uint8_t system_metadata_pack_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x03,0x01,0x04,0x01,0x01,0x00 };
3177 static const uint8_t system_metadata_package_set_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x43,0x01,0x01,0x0D,0x01,0x03,0x01,0x04,0x01,0x02,0x01 };
3178
3179 262 static void mxf_write_system_item(AVFormatContext *s)
3180 {
3181 262 MXFContext *mxf = s->priv_data;
3182 262 AVIOContext *pb = s->pb;
3183 unsigned frame;
3184 uint32_t time_code;
3185 262 int i, system_item_bitmap = 0x58; // UL, user date/time stamp, picture present
3186
3187 262 frame = mxf->last_indexed_edit_unit + mxf->edit_units_count;
3188
3189 // write system metadata pack
3190 262 avio_write(pb, system_metadata_pack_key, 16);
3191 262 klv_encode_ber4_length(pb, 57);
3192
3193
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 740 for (i = 0; i < s->nb_streams; i++) {
3194
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 478 if (s->streams[i]->codecpar->codec_type == AVMEDIA_TYPE_AUDIO)
3195 216 system_item_bitmap |= 0x4;
3196
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✗ Branch 1 not taken.
 262 else if (s->streams[i]->codecpar->codec_type == AVMEDIA_TYPE_DATA ||
3197
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 262 s->streams[i]->codecpar->codec_id == AV_CODEC_ID_EIA_608)
3198 ✗ system_item_bitmap |= 0x2;
3199 }
3200 262 avio_w8(pb, system_item_bitmap);
3201 262 avio_w8(pb, mxf->content_package_rate); // content package rate
3202 262 avio_w8(pb, 0x00); // content package type
3203 262 avio_wb16(pb, 0x00); // channel handle
3204 262 avio_wb16(pb, frame & 0xFFFF); // continuity count, supposed to overflow
3205
2/2
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 262 if (mxf->essence_container_count > 1)
3206 186 avio_write(pb, multiple_desc_ul, 16);
3207 else {
3208 76 MXFStreamContext *sc = s->streams[0]->priv_data;
3209 76 avio_write(pb, *sc->container_ul, 16);
3210 }
3211 262 avio_w8(pb, 0);
3212 262 avio_wb64(pb, 0);
3213 262 avio_wb64(pb, 0); // creation date/time stamp
3214
3215 262 avio_w8(pb, 0x81); // SMPTE 12M time code
3216 262 time_code = av_timecode_get_smpte_from_framenum(&mxf->tc, frame);
3217 262 avio_wb32(pb, time_code);
3218 262 avio_wb32(pb, 0); // binary group data
3219 262 avio_wb64(pb, 0);
3220
3221 // write system metadata package set
3222 262 avio_write(pb, system_metadata_package_set_key, 16);
3223 262 klv_encode_ber4_length(pb, 35);
3224 262 avio_w8(pb, 0x83); // UMID
3225 262 avio_wb16(pb, 0x20);
3226 262 mxf_write_umid(s, 1);
3227 262 }
3228
3229 25 static void mxf_write_d10_audio_packet(AVFormatContext *s, AVStream *st, AVPacket *pkt)
3230 {
3231 25 MXFContext *mxf = s->priv_data;
3232 25 AVIOContext *pb = s->pb;
3233 25 int frame_size = pkt->size / st->codecpar->block_align;
3234 25 const uint8_t *samples = pkt->data;
3235 25 const uint8_t *const end = pkt->data + pkt->size;
3236 int i;
3237
3238 25 klv_encode_ber4_length(pb, 4 + frame_size*4*8);
3239
3240
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 25 avio_w8(pb, (frame_size == 1920 ? 0 : (mxf->edit_units_count-1) % 5 + 1));
3241 25 avio_wl16(pb, frame_size);
3242 25 avio_w8(pb, (1 << st->codecpar->ch_layout.nb_channels)-1);
3243
3244
2/2
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 48025 while (samples < end) {
3245
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 144000 for (i = 0; i < st->codecpar->ch_layout.nb_channels; i++) {
3246 uint32_t sample;
3247
1/2
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 96000 if (st->codecpar->codec_id == AV_CODEC_ID_PCM_S24LE) {
3248 ✗ sample = AV_RL24(samples)<< 4;
3249 ✗ samples += 3;
3250 } else {
3251 96000 sample = AV_RL16(samples)<<12;
3252 96000 samples += 2;
3253 }
3254 96000 avio_wl32(pb, sample | i);
3255 }
3256
2/2
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 336000 for (; i < 8; i++)
3257 288000 avio_wl32(pb, i);
3258 }
3259 25 }
3260
3261 6 static int mxf_write_opatom_body_partition(AVFormatContext *s)
3262 {
3263 6 MXFContext *mxf = s->priv_data;
3264 6 AVIOContext *pb = s->pb;
3265 6 AVStream *st = s->streams[0];
3266 6 MXFStreamContext *sc = st->priv_data;
3267 6 const uint8_t *key = NULL;
3268
3269 int err;
3270
3271
2/2
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 6 if (!mxf->header_written)
3272 3 key = body_partition_key;
3273
3274
1/2
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 6 if ((err = mxf_write_partition(s, 1, 0, key, 0)) < 0)
3275 ✗ return err;
3276 6 mxf_write_klv_fill(s);
3277 6 avio_write(pb, sc->track_essence_element_key, 16);
3278 6 klv_encode_ber9_length(pb, mxf->body_offset);
3279 6 return 0;
3280 }
3281
3282 54 static int mxf_write_opatom_packet(AVFormatContext *s, AVPacket *pkt, MXFIndexEntry *ie)
3283 {
3284 54 MXFContext *mxf = s->priv_data;
3285 54 AVIOContext *pb = s->pb;
3286
3287 int err;
3288
3289
2/2
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 54 if (!mxf->header_written) {
3290
1/2
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 3 if ((err = mxf_write_partition(s, 0, 0, header_open_partition_key, 1)) < 0)
3291 ✗ return err;
3292 3 mxf_write_klv_fill(s);
3293
3294
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 3 times.
 3 if ((err = mxf_write_opatom_body_partition(s)) < 0)
3295 ✗ return err;
3296 3 mxf->header_written = 1;
3297 }
3298
3299
2/2
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 54 if (!mxf->edit_unit_byte_count) {
3300 4 mxf->index_entries[mxf->edit_units_count].offset = mxf->body_offset;
3301 4 mxf->index_entries[mxf->edit_units_count].flags = ie->flags;
3302 4 mxf->index_entries[mxf->edit_units_count].temporal_ref = ie->temporal_ref;
3303 }
3304 54 mxf->edit_units_count++;
3305 54 avio_write(pb, pkt->data, pkt->size);
3306 54 mxf->body_offset += pkt->size;
3307
3308 54 return 0;
3309 }
3310
3311 6 static void mxf_compute_edit_unit_byte_count(AVFormatContext *s)
3312 {
3313 6 MXFContext *mxf = s->priv_data;
3314 int i;
3315
3316
2/2
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 6 if (IS_OPATOM(s)) {
3317 1 MXFStreamContext *sc = s->streams[0]->priv_data;
3318 1 mxf->edit_unit_byte_count = sc->frame_size;
3319 1 return;
3320 }
3321
3322 5 mxf->edit_unit_byte_count = KAG_SIZE; // system element
3323
2/2
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 14 for (i = 0; i < s->nb_streams; i++) {
3324 9 AVStream *st = s->streams[i];
3325 9 MXFStreamContext *sc = st->priv_data;
3326 9 sc->slice_offset = mxf->edit_unit_byte_count;
3327 9 mxf->edit_unit_byte_count += 16 + 4 + sc->frame_size;
3328 9 mxf->edit_unit_byte_count += klv_fill_size(mxf->edit_unit_byte_count);
3329 }
3330 }
3331
3332 532 static int mxf_write_packet(AVFormatContext *s, AVPacket *pkt)
3333 {
3334 532 MXFContext *mxf = s->priv_data;
3335 532 AVIOContext *pb = s->pb;
3336 532 AVStream *st = s->streams[pkt->stream_index];
3337 532 MXFStreamContext *sc = st->priv_data;
3338 532 MXFIndexEntry ie = {0};
3339 int err;
3340
3341
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 532 if (!mxf->header_written && pkt->stream_index != 0 &&
3342 ✗ !IS_OPATOM(s)) {
3343 ✗ av_log(s, AV_LOG_ERROR, "Received non-video packet before "
3344 "header has been written\n");
3345 ✗ return AVERROR_INVALIDDATA;
3346 }
3347
3348
6/6
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 532 if (!mxf->cbr_index && !mxf->edit_unit_byte_count && !(mxf->edit_units_count % EDIT_UNITS_PER_BODY)) {
3349
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 10 if ((err = av_reallocp_array(&mxf->index_entries, mxf->edit_units_count
3350 10 + EDIT_UNITS_PER_BODY, sizeof(*mxf->index_entries))) < 0) {
3351 ✗ mxf->edit_units_count = 0;
3352 ✗ av_log(s, AV_LOG_ERROR, "could not allocate index entries\n");
3353 ✗ return err;
3354 }
3355 }
3356
3357
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 532 if (st->codecpar->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
3358
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 161 if (!mxf_parse_mpeg2_frame(s, st, pkt, &ie)) {
3359 ✗ av_log(s, AV_LOG_ERROR, "could not get mpeg2 profile and level\n");
3360 ✗ return -1;
3361 }
3362
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 371 } else if (st->codecpar->codec_id == AV_CODEC_ID_DNXHD) {
3363
1/2
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 25 if (!mxf_parse_dnxhd_frame(s, st, pkt)) {
3364 ✗ av_log(s, AV_LOG_ERROR, "could not get dnxhd profile\n");
3365 ✗ return -1;
3366 }
3367
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 346 } else if (st->codecpar->codec_id == AV_CODEC_ID_PRORES) {
3368
1/2
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 5 if (!mxf_parse_prores_frame(s, st, pkt)) {
3369 ✗ av_log(s, AV_LOG_ERROR, "could not get prores profile\n");
3370 ✗ return -1;
3371 }
3372
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 341 } else if (st->codecpar->codec_id == AV_CODEC_ID_DVVIDEO) {
3373
1/2
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 75 if (!mxf_parse_dv_frame(s, st, pkt)) {
3374 ✗ av_log(s, AV_LOG_ERROR, "could not get dv profile\n");
3375 ✗ return -1;
3376 }
3377
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 266 } else if (st->codecpar->codec_id == AV_CODEC_ID_H264) {
3378 ✗ if (!mxf_parse_h264_frame(s, st, pkt, &ie)) {
3379 ✗ av_log(s, AV_LOG_ERROR, "could not get h264 profile\n");
3380 ✗ return -1;
3381 }
3382
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 266 } else if (st->codecpar->codec_id == AV_CODEC_ID_FFV1) {
3383
1/2
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 25 if (!mxf_parse_ffv1_frame(s, st, pkt)) {
3384 ✗ av_log(s, AV_LOG_ERROR, "could not get ffv1 version\n");
3385 ✗ return -1;
3386 }
3387
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 241 } else if (st->codecpar->codec_id == AV_CODEC_ID_JPEG2000) {
3388 ✗ if (!mxf_parse_jpeg2000_frame(s, st, pkt)) {
3389 ✗ av_log(s, AV_LOG_ERROR, "could not get jpeg2000 profile\n");
3390 ✗ return -1;
3391 }
3392 }
3393
3394
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 532 if (mxf->cbr_index) {
3395
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 250 if (pkt->size != sc->frame_size && st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) {
3396 ✗ av_log(s, AV_LOG_ERROR, "track %d: frame size does not match index unit size, %d != %d\n",
3397 st->index, pkt->size, sc->frame_size);
3398 ✗ return -1;
3399 }
3400
2/2
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 250 if (!mxf->header_written)
3401 6 mxf_compute_edit_unit_byte_count(s);
3402 }
3403
3404
2/2
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 532 if (IS_OPATOM(s))
3405 54 return mxf_write_opatom_packet(s, pkt, &ie);
3406
3407
2/2
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 478 if (!mxf->header_written) {
3408
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 14 if (mxf->edit_unit_byte_count) {
3409
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 5 if ((err = mxf_write_partition(s, 1, 2, header_open_partition_key, 1)) < 0)
3410 ✗ return err;
3411 5 mxf_write_klv_fill(s);
3412 5 err = mxf_write_index_table_segment(s);
3413
1/2
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 5 if (err < 0)
3414 ✗ return err;
3415 } else {
3416
1/2
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 9 if ((err = mxf_write_partition(s, 0, 0, header_open_partition_key, 1)) < 0)
3417 ✗ return err;
3418 }
3419 14 mxf->header_written = 1;
3420 }
3421
3422
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 478 if (st->index == 0) {
3423
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 262 if (!mxf->edit_unit_byte_count &&
3424
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 137 (!mxf->edit_units_count || mxf->edit_units_count > EDIT_UNITS_PER_BODY) &&
3425
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 9 !(ie.flags & 0x33)) { // I-frame, GOP start
3426 9 mxf_write_klv_fill(s);
3427
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 9 if ((err = mxf_write_partition(s, 1, 2, body_partition_key, 0)) < 0)
3428 ✗ return err;
3429 9 mxf_write_klv_fill(s);
3430 9 err = mxf_write_index_table_segment(s);
3431
1/2
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 9 if (err < 0)
3432 ✗ return err;
3433 }
3434
3435 262 mxf_write_klv_fill(s);
3436 262 mxf_write_system_item(s);
3437
3438
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 262 if (!mxf->edit_unit_byte_count) {
3439 137 mxf->index_entries[mxf->edit_units_count].offset = mxf->body_offset;
3440 137 mxf->index_entries[mxf->edit_units_count].flags = ie.flags;
3441 137 mxf->index_entries[mxf->edit_units_count].temporal_ref = ie.temporal_ref;
3442 137 mxf->body_offset += KAG_SIZE; // size of system element
3443 }
3444 262 mxf->edit_units_count++;
3445
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 216 } else if (!mxf->edit_unit_byte_count && st->index == 1) {
3446
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 111 if (!mxf->edit_units_count) {
3447 ✗ av_log(s, AV_LOG_ERROR, "No packets in first stream\n");
3448 ✗ return AVERROR_PATCHWELCOME;
3449 }
3450 111 mxf->index_entries[mxf->edit_units_count-1].slice_offset =
3451 111 mxf->body_offset - mxf->index_entries[mxf->edit_units_count-1].offset;
3452 }
3453
3454 478 mxf_write_klv_fill(s);
3455 478 avio_write(pb, sc->track_essence_element_key, 16); // write key
3456
4/4
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 478 if (IS_D10(s) && st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) {
3457 25 mxf_write_d10_audio_packet(s, st, pkt);
3458 } else {
3459 453 klv_encode_ber4_length(pb, pkt->size); // write length
3460 453 avio_write(pb, pkt->data, pkt->size);
3461 453 mxf->body_offset += 16+4+pkt->size + klv_fill_size(16+4+pkt->size);
3462 }
3463
3464 478 return 0;
3465 }
3466
3467 17 static void mxf_write_random_index_pack(AVFormatContext *s)
3468 {
3469 17 MXFContext *mxf = s->priv_data;
3470 17 AVIOContext *pb = s->pb;
3471 17 uint64_t pos = avio_tell(pb);
3472 int i;
3473
3474 17 avio_write(pb, ff_mxf_random_index_pack_key, 16);
3475 17 klv_encode_ber_length(pb, 28 + 12LL*mxf->body_partitions_count);
3476
3477
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 17 if (mxf->edit_unit_byte_count && !IS_OPATOM(s))
3478 5 avio_wb32(pb, 1); // BodySID of header partition
3479 else
3480 12 avio_wb32(pb, 0);
3481 17 avio_wb64(pb, 0); // offset of header partition
3482
3483
2/2
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 29 for (i = 0; i < mxf->body_partitions_count; i++) {
3484 12 avio_wb32(pb, 1); // BodySID
3485 12 avio_wb64(pb, mxf->body_partition_offset[i]);
3486 }
3487
3488 17 avio_wb32(pb, 0); // BodySID of footer partition
3489 17 avio_wb64(pb, mxf->footer_partition_offset);
3490
3491 17 avio_wb32(pb, avio_tell(pb) - pos + 4);
3492 17 }
3493
3494 17 static int mxf_write_footer(AVFormatContext *s)
3495 {
3496 17 MXFContext *mxf = s->priv_data;
3497 17 AVIOContext *pb = s->pb;
3498 int i, err;
3499
3500
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 17 if (!mxf->header_written ||
3501
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 17 (IS_OPATOM(s) && !mxf->body_partition_offset)) {
3502 /* reason could be invalid options/not supported codec/out of memory */
3503 ✗ return AVERROR_UNKNOWN;
3504 }
3505
3506 17 mxf->duration = mxf->last_indexed_edit_unit + mxf->edit_units_count;
3507
3508 17 mxf_write_klv_fill(s);
3509 17 mxf->footer_partition_offset = avio_tell(pb);
3510
4/4
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 17 if (mxf->edit_unit_byte_count && !IS_OPATOM(s)) { // no need to repeat index
3511
1/2
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 5 if ((err = mxf_write_partition(s, 0, 0, footer_partition_key, 0)) < 0)
3512 ✗ return err;
3513 } else {
3514
1/2
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 12 if ((err = mxf_write_partition(s, 0, 2, footer_partition_key, 0)) < 0)
3515 ✗ return err;
3516 12 mxf_write_klv_fill(s);
3517 12 err = mxf_write_index_table_segment(s);
3518
1/2
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✓ Branch 1 taken 12 times.
 12 if (err < 0)
3519 ✗ return err;
3520 }
3521
3522 17 mxf_write_klv_fill(s);
3523 17 mxf_write_random_index_pack(s);
3524
3525
1/2
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 17 if (s->pb->seekable & AVIO_SEEKABLE_NORMAL) {
3526
2/2
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✓ Branch 1 taken 14 times.
 17 if (IS_OPATOM(s)) {
3527 /* rewrite body partition to update lengths */
3528 3 avio_seek(pb, mxf->body_partition_offset[0], SEEK_SET);
3529
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 3 times.
 3 if ((err = mxf_write_opatom_body_partition(s)) < 0)
3530 ✗ return err;
3531 }
3532
3533 17 avio_seek(pb, 0, SEEK_SET);
3534
4/4
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 17 if (mxf->edit_unit_byte_count && !IS_OPATOM(s)) {
3535
1/2
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 5 if ((err = mxf_write_partition(s, 1, 2, header_closed_partition_key, 1)) < 0)
3536 ✗ return err;
3537 5 mxf_write_klv_fill(s);
3538 5 err = mxf_write_index_table_segment(s);
3539
1/2
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 5 if (err < 0)
3540 ✗ return err;
3541 } else {
3542
1/2
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 12 if ((err = mxf_write_partition(s, 0, 0, header_closed_partition_key, 1)) < 0)
3543 ✗ return err;
3544 }
3545 // update footer partition offset
3546
2/2
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 29 for (i = 0; i < mxf->body_partitions_count; i++) {
3547 12 avio_seek(pb, mxf->body_partition_offset[i]+44, SEEK_SET);
3548 12 avio_wb64(pb, mxf->footer_partition_offset);
3549 }
3550 }
3551
3552 17 return 0;
3553 }
3554
3555 17 static void mxf_deinit(AVFormatContext *s)
3556 {
3557 17 MXFContext *mxf = s->priv_data;
3558
3559 17 av_freep(&mxf->index_entries);
3560 17 av_freep(&mxf->body_partition_offset);
3561 17 av_freep(&mxf->timecode_track);
3562 17 }
3563
3564 1094 static int mxf_interleave_get_packet(AVFormatContext *s, AVPacket *out, int flush)
3565 {
3566 1094 FFFormatContext *const si = ffformatcontext(s);
3567 1094 int i, stream_count = 0;
3568
3569
2/2
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 3097 for (i = 0; i < s->nb_streams; i++)
3570 2003 stream_count += !!ffstream(s->streams[i])->last_in_packet_buffer;
3571
3572
6/6
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 1094 if (stream_count && (s->nb_streams == stream_count || flush)) {
3573 532 PacketListEntry *pktl = si->packet_buffer.head;
3574
2/2
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 532 if (s->nb_streams != stream_count) {
3575 12 PacketListEntry *last = NULL;
3576 // find last packet in edit unit
3577
2/2
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 25 while (pktl) {
3578
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 14 if (!stream_count || pktl->pkt.stream_index == 0)
3579 break;
3580 // update last packet in packet buffer
3581
2/2
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✓ Branch 2 taken 12 times.
 13 if (ffstream(s->streams[pktl->pkt.stream_index])->last_in_packet_buffer != pktl)
3582 1 ffstream(s->streams[pktl->pkt.stream_index])->last_in_packet_buffer = pktl;
3583 13 last = pktl;
3584 13 pktl = pktl->next;
3585 13 stream_count--;
3586 }
3587 // purge packet queue
3588
2/2
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 25 while (pktl) {
3589 13 PacketListEntry *next = pktl->next;
3590 13 av_packet_unref(&pktl->pkt);
3591 13 av_freep(&pktl);
3592 13 pktl = next;
3593 }
3594
1/2
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 12 if (last)
3595 12 last->next = NULL;
3596 else {
3597 ✗ si->packet_buffer.head = NULL;
3598 ✗ si->packet_buffer.tail = NULL;
3599 ✗ goto out;
3600 }
3601 12 pktl = si->packet_buffer.head;
3602 }
3603
3604
2/2
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✓ Branch 2 taken 189 times.
 532 if (ffstream(s->streams[pktl->pkt.stream_index])->last_in_packet_buffer == pktl)
3605 343 ffstream(s->streams[pktl->pkt.stream_index])->last_in_packet_buffer = NULL;
3606 532 ff_packet_list_get(&si->packet_buffer, out);
3607 532 av_log(s, AV_LOG_TRACE, "out st:%d dts:%"PRId64"\n", out->stream_index, out->dts);
3608 532 return 1;
3609 } else {
3610 562 out:
3611 562 return 0;
3612 }
3613 }
3614
3615 613 static int mxf_compare_timestamps(AVFormatContext *s, const AVPacket *next,
3616 const AVPacket *pkt)
3617 {
3618 613 MXFStreamContext *sc = s->streams[pkt ->stream_index]->priv_data;
3619 613 MXFStreamContext *sc2 = s->streams[next->stream_index]->priv_data;
3620
3621
2/2
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 1039 return next->dts > pkt->dts ||
3622
4/4
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✓ Branch 2 taken 207 times.
✓ Branch 3 taken 19 times.
 426 (next->dts == pkt->dts && sc->order < sc2->order);
3623 }
3624
3625 1094 static int mxf_interleave(AVFormatContext *s, AVPacket *pkt,
3626 int flush, int has_packet)
3627 {
3628 int ret;
3629
2/2
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 1094 if (has_packet) {
3630 545 MXFStreamContext *sc = s->streams[pkt->stream_index]->priv_data;
3631 545 pkt->pts = pkt->dts = sc->pkt_cnt++;
3632
1/2
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✓ Branch 2 taken 545 times.
 545 if ((ret = ff_interleave_add_packet(s, pkt, mxf_compare_timestamps)) < 0)
3633 ✗ return ret;
3634 }
3635 1094 return mxf_interleave_get_packet(s, pkt, flush);
3636 }
3637
3638 26 static int mxf_check_bitstream(AVFormatContext *s, AVStream *st, const AVPacket *pkt)
3639 {
3640
1/2
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✓ Branch 1 taken 26 times.
 26 if (st->codecpar->codec_id == AV_CODEC_ID_H264) {
3641 ✗ if (pkt->size >= 5 && AV_RB32(pkt->data) != 0x0000001 &&
3642 ✗ AV_RB24(pkt->data) != 0x000001)
3643 ✗ return ff_stream_add_bitstream_filter(st, "h264_mp4toannexb", NULL);
3644 }
3645 26 return 1;
3646 }
3647
3648 #define MXF_COMMON_OPTIONS \
3649 { "signal_standard", "Force/set Signal Standard",\
3650 offsetof(MXFContext, signal_standard), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3651 { "bt601", "ITU-R BT.601 and BT.656, also SMPTE 125M (525 and 625 line interlaced)",\
3652 0, AV_OPT_TYPE_CONST, {.i64 = 1}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3653 { "bt1358", "ITU-R BT.1358 and ITU-R BT.799-3, also SMPTE 293M (525 and 625 line progressive)",\
3654 0, AV_OPT_TYPE_CONST, {.i64 = 2}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3655 { "smpte347m", "SMPTE 347M (540 Mbps mappings)",\
3656 0, AV_OPT_TYPE_CONST, {.i64 = 3}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3657 { "smpte274m", "SMPTE 274M (1125 line)",\
3658 0, AV_OPT_TYPE_CONST, {.i64 = 4}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3659 { "smpte296m", "SMPTE 296M (750 line progressive)",\
3660 0, AV_OPT_TYPE_CONST, {.i64 = 5}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3661 { "smpte349m", "SMPTE 349M (1485 Mbps mappings)",\
3662 0, AV_OPT_TYPE_CONST, {.i64 = 6}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3663 { "smpte428", "SMPTE 428-1 DCDM",\
3664 0, AV_OPT_TYPE_CONST, {.i64 = 7}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},
3665
3666
3667
3668 static const AVOption mxf_options[] = {
3669 MXF_COMMON_OPTIONS
3670 { "store_user_comments", "",
3671 offsetof(MXFContext, store_user_comments), AV_OPT_TYPE_BOOL, {.i64 = 1}, 0, 1, AV_OPT_FLAG_ENCODING_PARAM},
3672 { NULL },
3673 };
3674
3675 static const AVClass mxf_muxer_class = {
3676 .class_name = "MXF muxer",
3677 .item_name = av_default_item_name,
3678 .option = mxf_options,
3679 .version = LIBAVUTIL_VERSION_INT,
3680 };
3681
3682 static const AVOption d10_options[] = {
3683 { "d10_channelcount", "Force/set channelcount in generic sound essence descriptor",
3684 offsetof(MXFContext, channel_count), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 8, AV_OPT_FLAG_ENCODING_PARAM},
3685 MXF_COMMON_OPTIONS
3686 { "store_user_comments", "",
3687 offsetof(MXFContext, store_user_comments), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, AV_OPT_FLAG_ENCODING_PARAM},
3688 { NULL },
3689 };
3690
3691 static const AVClass mxf_d10_muxer_class = {
3692 .class_name = "MXF-D10 muxer",
3693 .item_name = av_default_item_name,
3694 .option = d10_options,
3695 .version = LIBAVUTIL_VERSION_INT,
3696 };
3697
3698 static const AVOption opatom_options[] = {
3699 { "mxf_audio_edit_rate", "Audio edit rate for timecode",
3700 offsetof(MXFContext, audio_edit_rate), AV_OPT_TYPE_RATIONAL, {.dbl=25}, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
3701 MXF_COMMON_OPTIONS
3702 { "store_user_comments", "",
3703 offsetof(MXFContext, store_user_comments), AV_OPT_TYPE_BOOL, {.i64 = 1}, 0, 1, AV_OPT_FLAG_ENCODING_PARAM},
3704 { NULL },
3705 };
3706
3707 static const AVClass mxf_opatom_muxer_class = {
3708 .class_name = "MXF-OPAtom muxer",
3709 .item_name = av_default_item_name,
3710 .option = opatom_options,
3711 .version = LIBAVUTIL_VERSION_INT,
3712 };
3713
3714 const FFOutputFormat ff_mxf_muxer = {
3715 .p.name = "mxf",
3716 .p.long_name = NULL_IF_CONFIG_SMALL("MXF (Material eXchange Format)"),
3717 .p.mime_type = "application/mxf",
3718 .p.extensions = "mxf",
3719 .priv_data_size = sizeof(MXFContext),
3720 .p.audio_codec = AV_CODEC_ID_PCM_S16LE,
3721 .p.video_codec = AV_CODEC_ID_MPEG2VIDEO,
3722 .p.subtitle_codec = AV_CODEC_ID_EIA_608,
3723 .init = mxf_init,
3724 .write_packet = mxf_write_packet,
3725 .write_trailer = mxf_write_footer,
3726 .deinit = mxf_deinit,
3727 .p.flags = AVFMT_NOTIMESTAMPS,
3728 .interleave_packet = mxf_interleave,
3729 .p.priv_class = &mxf_muxer_class,
3730 .check_bitstream = mxf_check_bitstream,
3731 };
3732
3733 const FFOutputFormat ff_mxf_d10_muxer = {
3734 .p.name = "mxf_d10",
3735 .p.long_name = NULL_IF_CONFIG_SMALL("MXF (Material eXchange Format) D-10 Mapping"),
3736 .p.mime_type = "application/mxf",
3737 .priv_data_size = sizeof(MXFContext),
3738 .p.audio_codec = AV_CODEC_ID_PCM_S16LE,
3739 .p.video_codec = AV_CODEC_ID_MPEG2VIDEO,
3740 .init = mxf_init,
3741 .write_packet = mxf_write_packet,
3742 .write_trailer = mxf_write_footer,
3743 .deinit = mxf_deinit,
3744 .p.flags = AVFMT_NOTIMESTAMPS,
3745 .interleave_packet = mxf_interleave,
3746 .p.priv_class = &mxf_d10_muxer_class,
3747 };
3748
3749 const FFOutputFormat ff_mxf_opatom_muxer = {
3750 .p.name = "mxf_opatom",
3751 .p.long_name = NULL_IF_CONFIG_SMALL("MXF (Material eXchange Format) Operational Pattern Atom"),
3752 .p.mime_type = "application/mxf",
3753 .p.extensions = "mxf",
3754 .priv_data_size = sizeof(MXFContext),
3755 .p.audio_codec = AV_CODEC_ID_PCM_S16LE,
3756 .p.video_codec = AV_CODEC_ID_DNXHD,
3757 .p.subtitle_codec = AV_CODEC_ID_EIA_608,
3758 .init = mxf_init,
3759 .write_packet = mxf_write_packet,
3760 .write_trailer = mxf_write_footer,
3761 .deinit = mxf_deinit,
3762 .p.flags = AVFMT_NOTIMESTAMPS,
3763 .interleave_packet = mxf_interleave,
3764 .p.priv_class = &mxf_opatom_muxer_class,
3765 .check_bitstream = mxf_check_bitstream,
3766 };
3767