FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavformat/mxfenc.c
Date: 2026-05-02 03:33:10
Exec Total Coverage
Lines: 1496 1897 78.9%
Functions: 75 82 91.5%
Branches: 661 957 69.1%
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 "libavcodec/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 micro_version; ///< format micro_version, used in ffv1 descriptor
122 j2k_info_t j2k_info;
123 enum MXFMetadataSetType sub_descriptor;
124 const UID *picture_descriptor_key;
125 int cid; ///< compression id, used by dnxhd
126 } MXFStreamContext;
127
128 typedef struct MXFContainerEssenceEntry {
129 UID container_ul;
130 UID element_ul;
131 UID codec_ul;
132 int (*write_desc)(AVFormatContext *, AVStream *);
133 } MXFContainerEssenceEntry;
134
135 typedef struct MXFPackage {
136 char *name;
137 enum MXFMetadataSetType type;
138 int instance;
139 struct MXFPackage *ref;
140 } MXFPackage;
141
142 enum ULIndex {
143 INDEX_MPEG2 = 0,
144 INDEX_AES3,
145 INDEX_WAV,
146 INDEX_D10_VIDEO,
147 INDEX_D10_AUDIO,
148 INDEX_DV,
149 INDEX_DNXHD,
150 INDEX_JPEG2000,
151 INDEX_H264,
152 INDEX_S436M,
153 INDEX_PRORES,
154 INDEX_FFV1,
155 };
156
157 static const struct {
158 enum AVCodecID id;
159 enum ULIndex index;
160 } mxf_essence_mappings[] = {
161 { AV_CODEC_ID_MPEG2VIDEO, INDEX_MPEG2 },
162 { AV_CODEC_ID_PCM_S24LE, INDEX_AES3 },
163 { AV_CODEC_ID_PCM_S16LE, INDEX_AES3 },
164 { AV_CODEC_ID_DVVIDEO, INDEX_DV },
165 { AV_CODEC_ID_DNXHD, INDEX_DNXHD },
166 { AV_CODEC_ID_JPEG2000, INDEX_JPEG2000 },
167 { AV_CODEC_ID_H264, INDEX_H264 },
168 { AV_CODEC_ID_PRORES, INDEX_PRORES },
169 { AV_CODEC_ID_FFV1, INDEX_FFV1 },
170 { AV_CODEC_ID_NONE }
171 };
172
173 static int mxf_write_wav_desc(AVFormatContext *s, AVStream *st);
174 static int mxf_write_aes3_desc(AVFormatContext *s, AVStream *st);
175 static int mxf_write_cdci_desc(AVFormatContext *s, AVStream *st);
176 static int mxf_write_generic_sound_desc(AVFormatContext *s, AVStream *st);
177 static int mxf_write_s436m_anc_desc(AVFormatContext *s, AVStream *st);
178
179 static void mxf_write_avc_subdesc(AVFormatContext *s, AVStream *st);
180 static void mxf_write_ffv1_subdesc(AVFormatContext *s, AVStream *st);
181
182 static int mxf_write_mpegvideo_local_tags(AVFormatContext *s, AVStream *st);
183
184 static enum AVChromaLocation choose_chroma_location(AVFormatContext *s, AVStream *st);
185
186 static const MXFContainerEssenceEntry mxf_essence_container_uls[] = {
187 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x02,0x0D,0x01,0x03,0x01,0x02,0x04,0x60,0x01 },
188 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
189 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x00,0x00,0x00 },
190 mxf_write_cdci_desc },
191 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x06,0x03,0x00 },
192 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x16,0x01,0x03,0x00 },
193 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x00,0x00,0x00,0x00 },
194 mxf_write_aes3_desc },
195 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x06,0x01,0x00 },
196 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x16,0x01,0x01,0x00 },
197 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x00,0x00,0x00,0x00 },
198 mxf_write_wav_desc },
199 // D-10 Video
200 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x01,0x01 },
201 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x05,0x01,0x01,0x00 },
202 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x01 },
203 mxf_write_cdci_desc },
204 // D-10 Audio
205 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x01,0x01 },
206 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x06,0x01,0x10,0x00 },
207 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x00,0x00,0x00,0x00 },
208 mxf_write_generic_sound_desc },
209 // DV
210 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x7F,0x01 },
211 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x18,0x01,0x01,0x00 },
212 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x00,0x00,0x00 },
213 mxf_write_cdci_desc },
214 // DNxHD
215 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0A,0x0D,0x01,0x03,0x01,0x02,0x11,0x01,0x00 },
216 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x0C,0x00 },
217 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x71,0x01,0x00,0x00 },
218 mxf_write_cdci_desc },
219 // JPEG2000
220 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x07,0x0d,0x01,0x03,0x01,0x02,0x0c,0x01,0x00 },
221 { 0x06,0x0e,0x2b,0x34,0x01,0x02,0x01,0x01,0x0d,0x01,0x03,0x01,0x15,0x01,0x08,0x00 },
222 { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x07,0x04,0x01,0x02,0x02,0x03,0x01,0x01,0x00 },
223 mxf_write_cdci_desc },
224 // H.264
225 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x0D,0x01,0x03,0x01,0x02,0x10,0x60,0x01 },
226 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
227 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x00,0x00,0x00 },
228 mxf_write_cdci_desc },
229 // S436M ANC
230 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x0D,0x01,0x03,0x01,0x02,0x0e,0x00,0x00 },
231 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x17,0x01,0x02,0x00 },
232 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x01,0x5C,0x00 },
233 mxf_write_s436m_anc_desc },
234 // ProRes
235 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x0d,0x01,0x03,0x01,0x02,0x1c,0x01,0x00 },
236 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0d,0x01,0x03,0x01,0x15,0x01,0x17,0x00 },
237 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x03,0x00 },
238 mxf_write_cdci_desc },
239 // FFV1
240 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x0d,0x01,0x03,0x01,0x02,0x23,0x01,0x00 },
241 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0d,0x01,0x03,0x01,0x15,0x01,0x1d,0x00 },
242 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x09,0x00,0x00 },
243 mxf_write_cdci_desc },
244 { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },
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 NULL },
248 };
249
250 static const UID mxf_d10_codec_uls[] = {
251 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x01 }, // D-10 625/50 PAL 50mb/s
252 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x02 }, // D-10 525/50 NTSC 50mb/s
253 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x03 }, // D-10 625/50 PAL 40mb/s
254 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x04 }, // D-10 525/50 NTSC 40mb/s
255 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x05 }, // D-10 625/50 PAL 30mb/s
256 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x06 }, // D-10 525/50 NTSC 30mb/s
257 };
258
259 static const UID mxf_d10_container_uls[] = {
260 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x01,0x01 }, // D-10 625/50 PAL 50mb/s
261 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x02,0x01 }, // D-10 525/50 NTSC 50mb/s
262 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x03,0x01 }, // D-10 625/50 PAL 40mb/s
263 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x04,0x01 }, // D-10 525/50 NTSC 40mb/s
264 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x05,0x01 }, // D-10 625/50 PAL 30mb/s
265 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x06,0x01 }, // D-10 525/50 NTSC 30mb/s
266 };
267
268
269 static const UID mxf_ffv1_codec_uls[] = {
270 { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x09,0x01,0x00 }, // FFV1 version 0
271 { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x09,0x02,0x00 }, // FFV1 version 1
272 { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x09,0x03,0x00 }, // FFV1 version 2 (was only experimental)
273 { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x09,0x04,0x00 }, // FFV1 version 3
274 { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x09,0x05,0x00 }, // FFV1 version 4
275 };
276
277 static const uint8_t product_uid[] = { 0xAD,0xAB,0x44,0x24,0x2f,0x25,0x4d,0xc7,0x92,0xff,0x29,0xbd,0x00,0x0c,0x00,0x02};
278 static const uint8_t uuid_base[] = { 0xAD,0xAB,0x44,0x24,0x2f,0x25,0x4d,0xc7,0x92,0xff };
279 static const uint8_t umid_ul[] = { 0x06,0x0A,0x2B,0x34,0x01,0x01,0x01,0x05,0x01,0x01,0x0D,0x00,0x13 };
280
281 /**
282 * complete key for operation pattern, partitions, and primer pack
283 */
284 static const uint8_t op1a_ul[] = { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x01,0x09,0x00 };
285 static const uint8_t opatom_ul[] = { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x02,0x0D,0x01,0x02,0x01,0x10,0x03,0x00,0x00 };
286 static const uint8_t footer_partition_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x04,0x04,0x00 }; // ClosedComplete
287 static const uint8_t primer_pack_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x05,0x01,0x00 };
288 static const uint8_t index_table_segment_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x10,0x01,0x00 };
289 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
290 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
291 static const uint8_t klv_fill_key[] = { 0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x01,0x02,0x10,0x01,0x00,0x00,0x00 };
292 static const uint8_t body_partition_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x03,0x04,0x00 }; // ClosedComplete
293
294 static const UID mxf_rgba_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01,0x01,0x29,0x00 };
295
296 /**
297 * partial key for header metadata
298 */
299 static const uint8_t header_metadata_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01 };
300 static const uint8_t multiple_desc_ul[] = { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x0D,0x01,0x03,0x01,0x02,0x7F,0x01,0x00 };
301
302 /**
303 * SMPTE RP210 http://www.smpte-ra.org/mdd/index.html
304 * https://smpte-ra.org/sites/default/files/Labels.xml
305 */
306 static const MXFLocalTagPair mxf_local_tag_batch[] = {
307 // preface set
308 { 0x3C0A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x01,0x01,0x15,0x02,0x00,0x00,0x00,0x00}}, /* Instance UID */
309 { 0x3B02, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x10,0x02,0x04,0x00,0x00}}, /* Last Modified Date */
310 { 0x3B05, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x01,0x02,0x01,0x05,0x00,0x00,0x00}}, /* Version */
311 { 0x3B07, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x01,0x02,0x01,0x04,0x00,0x00,0x00}}, /* Object Model Version */
312 { 0x3B06, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x06,0x04,0x00,0x00}}, /* Identifications reference */
313 { 0x3B03, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x02,0x01,0x00,0x00}}, /* Content Storage reference */
314 { 0x3B09, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x01,0x02,0x02,0x03,0x00,0x00,0x00,0x00}}, /* Operational Pattern UL */
315 { 0x3B0A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x01,0x02,0x02,0x10,0x02,0x01,0x00,0x00}}, /* Essence Containers UL batch */
316 { 0x3B0B, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x01,0x02,0x02,0x10,0x02,0x02,0x00,0x00}}, /* DM Schemes UL batch */
317 // Identification
318 { 0x3C09, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x01,0x00,0x00,0x00}}, /* This Generation UID */
319 { 0x3C01, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x02,0x01,0x00,0x00}}, /* Company Name */
320 { 0x3C02, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x03,0x01,0x00,0x00}}, /* Product Name */
321 { 0x3C03, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x04,0x00,0x00,0x00}}, /* Product Version */
322 { 0x3C04, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x05,0x01,0x00,0x00}}, /* Version String */
323 { 0x3C05, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x07,0x00,0x00,0x00}}, /* Product ID */
324 { 0x3C06, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x10,0x02,0x03,0x00,0x00}}, /* Modification Date */
325 { 0x3C07, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x0A,0x00,0x00,0x00}}, /* Toolkit Version */
326 { 0x3C08, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x06,0x01,0x00,0x00}}, /* Platform */
327 // Content Storage
328 { 0x1901, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x05,0x01,0x00,0x00}}, /* Package strong reference batch */
329 { 0x1902, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x05,0x02,0x00,0x00}}, /* Package strong reference batch */
330 // Essence Container Data
331 { 0x2701, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x06,0x01,0x00,0x00,0x00}}, /* Linked Package UID */
332 { 0x3F07, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x01,0x03,0x04,0x04,0x00,0x00,0x00,0x00}}, /* BodySID */
333 // Package
334 { 0x4401, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x01,0x01,0x15,0x10,0x00,0x00,0x00,0x00}}, /* Package UID */
335 { 0x4405, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x10,0x01,0x03,0x00,0x00}}, /* Package Creation Date */
336 { 0x4404, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x10,0x02,0x05,0x00,0x00}}, /* Package Modified Date */
337 { 0x4402, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x01,0x03,0x03,0x02,0x01,0x00,0x00,0x00}}, /* Package Name */
338 { 0x4403, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x06,0x05,0x00,0x00}}, /* Tracks Strong reference array */
339 { 0x4701, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x02,0x03,0x00,0x00}}, /* Descriptor */
340 // Track
341 { 0x4801, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x01,0x07,0x01,0x01,0x00,0x00,0x00,0x00}}, /* Track ID */
342 { 0x4804, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x01,0x04,0x01,0x03,0x00,0x00,0x00,0x00}}, /* Track Number */
343 { 0x4B01, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x30,0x04,0x05,0x00,0x00,0x00,0x00}}, /* Edit Rate */
344 { 0x4B02, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x03,0x01,0x03,0x00,0x00}}, /* Origin */
345 { 0x4803, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x02,0x04,0x00,0x00}}, /* Sequence reference */
346 // Sequence
347 { 0x0201, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x07,0x01,0x00,0x00,0x00,0x00,0x00}}, /* Data Definition UL */
348 { 0x0202, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x02,0x01,0x01,0x03,0x00,0x00}}, /* Duration */
349 { 0x1001, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x06,0x09,0x00,0x00}}, /* Structural Components reference array */
350 // Source Clip
351 { 0x1201, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x03,0x01,0x04,0x00,0x00}}, /* Start position */
352 { 0x1101, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x03,0x01,0x00,0x00,0x00}}, /* SourcePackageID */
353 { 0x1102, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x03,0x02,0x00,0x00,0x00}}, /* SourceTrackID */
354 // Timecode Component
355 { 0x1501, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x03,0x01,0x05,0x00,0x00}}, /* Start Time Code */
356 { 0x1502, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x04,0x01,0x01,0x02,0x06,0x00,0x00}}, /* Rounded Time Code Base */
357 { 0x1503, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x04,0x01,0x01,0x05,0x00,0x00,0x00}}, /* Drop Frame */
358 // File Descriptor
359 { 0x3F01, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x06,0x01,0x01,0x04,0x06,0x0B,0x00,0x00}}, /* Sub Descriptors reference array */
360 { 0x3006, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x06,0x01,0x01,0x03,0x05,0x00,0x00,0x00}}, /* Linked Track ID */
361 { 0x3001, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x06,0x01,0x01,0x00,0x00,0x00,0x00}}, /* SampleRate */
362 { 0x3002, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x06,0x01,0x02,0x00,0x00,0x00,0x00}}, /* ContainerDuration */
363 { 0x3004, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x01,0x02,0x00,0x00}}, /* Essence Container */
364 // Generic Picture Essence Descriptor
365 { 0x320C, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x03,0x01,0x04,0x00,0x00,0x00}}, /* Frame Layout */
366 { 0x320D, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x03,0x02,0x05,0x00,0x00,0x00}}, /* Video Line Map */
367 { 0x3203, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x02,0x02,0x00,0x00,0x00}}, /* Stored Width */
368 { 0x3202, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x02,0x01,0x00,0x00,0x00}}, /* Stored Height */
369 { 0x3216, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x03,0x02,0x08,0x00,0x00,0x00}}, /* Stored F2 Offset */
370 { 0x3205, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x08,0x00,0x00,0x00}}, /* Sampled Width */
371 { 0x3204, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x07,0x00,0x00,0x00}}, /* Sampled Height */
372 { 0x3206, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x09,0x00,0x00,0x00}}, /* Sampled X Offset */
373 { 0x3207, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0A,0x00,0x00,0x00}}, /* Sampled Y Offset */
374 { 0x3209, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0C,0x00,0x00,0x00}}, /* Display Width */
375 { 0x3208, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0B,0x00,0x00,0x00}}, /* Display Height */
376 { 0x320A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0D,0x00,0x00,0x00}}, /* Display X offset */
377 { 0x320B, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0E,0x00,0x00,0x00}}, /* Presentation Y offset */
378 { 0x3217, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x03,0x02,0x07,0x00,0x00,0x00}}, /* Display F2 offset */
379 { 0x320E, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x01,0x01,0x01,0x00,0x00,0x00}}, /* Aspect Ratio */
380 { 0x3210, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x02,0x01,0x01,0x01,0x02,0x00}}, /* Transfer characteristic */
381 { 0x321A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x02,0x01,0x01,0x03,0x01,0x00}}, /* Coding Equations (color space) */
382 { 0x3219, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x09,0x04,0x01,0x02,0x01,0x01,0x06,0x01,0x00}}, /* Color Primaries */
383 { 0x3213, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x18,0x01,0x02,0x00,0x00,0x00,0x00}}, /* Image Start Offset */
384 { 0x3214, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x18,0x01,0x03,0x00,0x00,0x00,0x00}}, /* Image End Offset */
385 { 0x3201, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x06,0x01,0x00,0x00,0x00,0x00}}, /* Picture Essence Coding */
386 { 0x3212, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x03,0x01,0x06,0x00,0x00,0x00}}, /* Field Dominance (Opt) */
387 { 0x3215, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x05,0x01,0x13,0x00,0x00,0x00,0x00}}, /* Signal Standard */
388 // CDCI Picture Essence Descriptor
389 { 0x3301, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x05,0x03,0x0A,0x00,0x00,0x00}}, /* Component Depth */
390 { 0x3302, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x05,0x00,0x00,0x00}}, /* Horizontal Subsampling */
391 { 0x3308, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x05,0x01,0x10,0x00,0x00,0x00}}, /* Vertical Subsampling */
392 { 0x3303, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x06,0x00,0x00,0x00}}, /* Color Siting */
393 { 0x3307, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x18,0x01,0x04,0x00,0x00,0x00,0x00}}, /* Padding Bits */
394 { 0x3304, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x03,0x03,0x00,0x00,0x00}}, /* Black Ref level */
395 { 0x3305, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x03,0x04,0x00,0x00,0x00}}, /* White Ref level */
396 { 0x3306, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x05,0x03,0x05,0x00,0x00,0x00}}, /* Color Range */
397 // RGBA Picture Essence Descriptor
398 { 0x3401, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x05,0x03,0x06,0x00,0x00,0x00}}, /* Pixel Layout */
399 { 0x3406, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x05,0x03,0x0B,0x00,0x00,0x00}}, /* Component Max Ref */
400 { 0x3407, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x05,0x03,0x0C,0x00,0x00,0x00}}, /* Component Min Ref */
401 // Generic Sound Essence Descriptor
402 { 0x3D02, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x04,0x02,0x03,0x01,0x04,0x00,0x00,0x00}}, /* Locked/Unlocked */
403 { 0x3D03, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x03,0x01,0x01,0x01,0x00,0x00}}, /* Audio sampling rate */
404 { 0x3D04, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x02,0x01,0x01,0x03,0x00,0x00,0x00}}, /* Audio Ref Level */
405 { 0x3D07, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x01,0x01,0x04,0x00,0x00,0x00}}, /* ChannelCount */
406 { 0x3D01, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x04,0x02,0x03,0x03,0x04,0x00,0x00,0x00}}, /* Quantization bits */
407 { 0x3D06, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x02,0x04,0x02,0x00,0x00,0x00,0x00}}, /* Sound Essence Compression */
408 // Index Table Segment
409 { 0x3F0B, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x05,0x30,0x04,0x06,0x00,0x00,0x00,0x00}}, /* Index Edit Rate */
410 { 0x3F0C, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x07,0x02,0x01,0x03,0x01,0x0A,0x00,0x00}}, /* Index Start Position */
411 { 0x3F0D, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x07,0x02,0x02,0x01,0x01,0x02,0x00,0x00}}, /* Index Duration */
412 { 0x3F05, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x04,0x06,0x02,0x01,0x00,0x00,0x00,0x00}}, /* Edit Unit Byte Count */
413 { 0x3F06, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x01,0x03,0x04,0x05,0x00,0x00,0x00,0x00}}, /* IndexSID */
414 { 0x3F08, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x04,0x04,0x04,0x01,0x01,0x00,0x00,0x00}}, /* Slice Count */
415 { 0x3F09, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x04,0x04,0x01,0x06,0x00,0x00,0x00}}, /* Delta Entry Array */
416 { 0x3F0A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x04,0x04,0x02,0x05,0x00,0x00,0x00}}, /* Index Entry Array */
417 // MPEG video Descriptor
418 { 0x8000, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x0B,0x00,0x00}}, /* BitRate */
419 { 0x8003, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x05,0x00,0x00}}, /* LowDelay */
420 { 0x8004, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x06,0x00,0x00}}, /* ClosedGOP */
421 { 0x8006, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x08,0x00,0x00}}, /* MaxGOP */
422 { 0x8007, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x0A,0x00,0x00}}, /* ProfileAndLevel */
423 { 0x8008, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x09,0x00,0x00}}, /* BPictureCount */
424 // Wave Audio Essence Descriptor
425 { 0x3D09, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x03,0x03,0x05,0x00,0x00,0x00}}, /* Average Bytes Per Second */
426 { 0x3D0A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x03,0x02,0x01,0x00,0x00,0x00}}, /* Block Align */
427 // mxf_user_comments_local_tag
428 { 0x4406, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x02,0x01,0x02,0x0C,0x00,0x00,0x00}}, /* User Comments */
429 { 0x5001, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x02,0x01,0x02,0x09,0x01,0x00,0x00}}, /* Name */
430 { 0x5003, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x02,0x01,0x02,0x0A,0x01,0x00,0x00}}, /* Value */
431 // sub descriptor used AVC, JPEG2000 and FFV1
432 { 0x8100, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x09,0x06,0x01,0x01,0x04,0x06,0x10,0x00,0x00}}, /* SubDescriptors */
433 // mxf_avc_subdescriptor_local_tags
434 { 0x8200, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x06,0x01,0x0E,0x00,0x00}}, /* AVC Decoding Delay */
435 { 0x8201, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x06,0x01,0x0A,0x00,0x00}}, /* AVC Profile */
436 { 0x8202, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x06,0x01,0x0D,0x00,0x00}}, /* AVC Level */
437 // ff_mxf_mastering_display_local_tags
438 { 0x8301, FF_MXF_MasteringDisplayPrimaries },
439 { 0x8302, FF_MXF_MasteringDisplayWhitePointChromaticity },
440 { 0x8303, FF_MXF_MasteringDisplayMaximumLuminance },
441 { 0x8304, FF_MXF_MasteringDisplayMinimumLuminance },
442 // FFV1
443 { 0xDFD9, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x0C,0x06,0x00,0x00,0x00}}, /* FFV1 Micro-version */
444 { 0xDFDA, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x0C,0x05,0x00,0x00,0x00}}, /* FFV1 Version */
445 { 0xDFDB, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x0C,0x01,0x00,0x00,0x00}}, /* FFV1 Initialization Metadata */
446 // ff_mxf_jpeg2000_local_tags
447 { 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 */
448 { 0x8402, {0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x02,0x00,0x00,0x00}}, /* Xsiz: Width of the reference grid */
449 { 0x8403, {0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x03,0x00,0x00,0x00}}, /* Ysiz: Height of the reference grid */
450 { 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 */
451 { 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 */
452 { 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 */
453 { 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 */
454 { 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 */
455 { 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 */
456 { 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 */
457 { 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. */
458 { 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. */
459 };
460
461 #define MXF_NUM_TAGS FF_ARRAY_ELEMS(mxf_local_tag_batch)
462
463 typedef struct MXFContext {
464 AVClass *av_class;
465 int64_t footer_partition_offset;
466 int essence_container_count;
467 AVRational time_base;
468 int header_written;
469 MXFIndexEntry *index_entries;
470 unsigned edit_units_count;
471 uint64_t timestamp; ///< timestamp, as year(16),month(8),day(8),hour(8),minutes(8),msec/4(8)
472 uint8_t slice_count; ///< index slice count minus 1 (1 if no audio, 0 otherwise)
473 int last_indexed_edit_unit;
474 uint64_t *body_partition_offset;
475 unsigned body_partitions_count;
476 int last_key_index; ///< index of last key frame
477 uint64_t duration;
478 AVTimecode tc; ///< timecode context
479 AVStream *timecode_track;
480 int timecode_base; ///< rounded time code base (25 or 30)
481 int edit_unit_byte_count; ///< fixed edit unit byte count
482 int content_package_rate; ///< content package rate in system element, see SMPTE 326M
483 uint64_t body_offset;
484 uint32_t instance_number;
485 uint8_t umid[16]; ///< unique material identifier
486 int channel_count;
487 int signal_standard;
488 uint32_t tagged_value_count;
489 AVRational audio_edit_rate;
490 int store_user_comments;
491 int track_instance_count; // used to generate MXFTrack uuids
492 int cbr_index; ///< use a constant bitrate index
493 uint8_t unused_tags[MXF_NUM_TAGS]; ///< local tags that we know will not be used
494 MXFStreamContext timecode_track_priv;
495 } MXFContext;
496
497 1754 static void mxf_write_uuid(AVIOContext *pb, enum MXFMetadataSetType type, int value)
498 {
499 1754 avio_write(pb, uuid_base, 10);
500 1754 avio_wb16(pb, type);
501 1754 avio_wb32(pb, value);
502 1754 }
503
504 428 static void mxf_write_umid(AVFormatContext *s, int type)
505 {
506 428 MXFContext *mxf = s->priv_data;
507 428 avio_write(s->pb, umid_ul, 13);
508 428 avio_wb24(s->pb, mxf->instance_number);
509 428 avio_write(s->pb, mxf->umid, 15);
510 428 avio_w8(s->pb, type);
511 428 }
512
513 498 static void mxf_write_refs_count(AVIOContext *pb, int ref_count)
514 {
515 498 avio_wb32(pb, ref_count);
516 498 avio_wb32(pb, 16);
517 498 }
518
519 857 static int klv_ber_length(uint64_t len)
520 {
521
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 857 if (len < 128)
522 693 return 1;
523 else
524 164 return (av_log2(len) >> 3) + 2;
525 }
526
527 857 static int klv_encode_ber_length(AVIOContext *pb, uint64_t len)
528 {
529 // Determine the best BER size
530 857 int size = klv_ber_length(len);
531
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 857 if (size == 1) {
532 //short form
533 693 avio_w8(pb, len);
534 693 return 1;
535 }
536
537 164 size --;
538 // long form
539 164 avio_w8(pb, 0x80 + size);
540
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 362 while(size) {
541 198 size--;
542 198 avio_w8(pb, len >> 8 * size & 0xff);
543 }
544 164 return 0;
545 }
546
547 2114 static void klv_encode_ber4_length(AVIOContext *pb, int len)
548 {
549 2114 avio_w8(pb, 0x80 + 3);
550 2114 avio_wb24(pb, len);
551 2114 }
552
553 6 static void klv_encode_ber9_length(AVIOContext *pb, uint64_t len)
554 {
555 6 avio_w8(pb, 0x80 + 8);
556 6 avio_wb64(pb, len);
557 6 }
558
559 /*
560 * Get essence container ul index
561 */
562 25 static int mxf_get_essence_container_ul_index(enum AVCodecID id)
563 {
564 int i;
565
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 73 for (i = 0; mxf_essence_mappings[i].id; i++)
566
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 73 if (mxf_essence_mappings[i].id == id)
567 25 return mxf_essence_mappings[i].index;
568 ✗ return -1;
569 }
570
571 6850 static const MXFLocalTagPair* mxf_lookup_local_tag(int tag)
572 {
573
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 314168 for (int i = 0; i < MXF_NUM_TAGS; i++) {
574
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 314168 if (mxf_local_tag_batch[i].local_tag == tag) {
575 6850 return &mxf_local_tag_batch[i];
576 }
577 }
578
579 // this assert can only be hit during development
580 ✗ av_assert0(0 && "you forgot to add your new tag to mxf_local_tag_batch");
581 return NULL;
582 }
583
584 952 static void mxf_mark_tag_unused(MXFContext *mxf, int tag)
585 {
586 952 const MXFLocalTagPair *pair = mxf_lookup_local_tag(tag);
587 952 mxf->unused_tags[pair - mxf_local_tag_batch] = 1;
588 952 }
589
590 34 static void mxf_write_primer_pack(AVFormatContext *s)
591 {
592 34 MXFContext *mxf = s->priv_data;
593 34 AVIOContext *pb = s->pb;
594 34 int local_tag_number = MXF_NUM_TAGS, i;
595 34 int will_have_avc_tags = 0, will_have_mastering_tags = 0, will_have_ffv1_tags = 0, will_have_jpeg2000_tags = 0;
596 34 int will_have_sub_descriptor = 0, will_have_rgba_descriptor = 0;
597
598
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 92 for (i = 0; i < s->nb_streams; i++) {
599 58 AVStream *st = s->streams[i];
600 58 MXFStreamContext *sc = st->priv_data;
601
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 58 if (st->codecpar->codec_id == AV_CODEC_ID_H264 && sc->sub_descriptor) {
602 ✗ will_have_avc_tags = 1;
603 }
604
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 58 if (av_packet_side_data_get(st->codecpar->coded_side_data,
605 58 st->codecpar->nb_coded_side_data,
606 AV_PKT_DATA_MASTERING_DISPLAY_METADATA)) {
607 2 will_have_mastering_tags = 1;
608 }
609
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 58 if (st->codecpar->codec_id == AV_CODEC_ID_FFV1) {
610 2 will_have_ffv1_tags = 1;
611 }
612
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 58 if (st->codecpar->codec_id == AV_CODEC_ID_JPEG2000) {
613 ✗ will_have_jpeg2000_tags = 1;
614 }
615
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 58 if (sc->sub_descriptor) {
616 2 will_have_sub_descriptor = 1;
617 }
618
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 58 if (sc->picture_descriptor_key == &mxf_rgba_descriptor_key) {
619 ✗ will_have_rgba_descriptor = 1;
620 }
621 }
622
623
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 34 if (!mxf->store_user_comments) {
624 28 mxf_mark_tag_unused(mxf, 0x4406);
625 28 mxf_mark_tag_unused(mxf, 0x5001);
626 28 mxf_mark_tag_unused(mxf, 0x5003);
627 }
628
629
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 34 if (!will_have_sub_descriptor) {
630 32 mxf_mark_tag_unused(mxf, 0x8100);
631 }
632
633
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 34 if (!will_have_rgba_descriptor) {
634 34 mxf_mark_tag_unused(mxf, 0x3401);
635 34 mxf_mark_tag_unused(mxf, 0x3406);
636 34 mxf_mark_tag_unused(mxf, 0x3407);
637 }
638
639
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 34 if (!will_have_avc_tags) {
640 34 mxf_mark_tag_unused(mxf, 0x8200);
641 34 mxf_mark_tag_unused(mxf, 0x8201);
642 34 mxf_mark_tag_unused(mxf, 0x8202);
643 }
644
645
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 34 if (!will_have_mastering_tags) {
646 32 mxf_mark_tag_unused(mxf, 0x8301);
647 32 mxf_mark_tag_unused(mxf, 0x8302);
648 32 mxf_mark_tag_unused(mxf, 0x8303);
649 32 mxf_mark_tag_unused(mxf, 0x8304);
650 }
651
652
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 34 if (!will_have_ffv1_tags) {
653 32 mxf_mark_tag_unused(mxf, 0xDFD9);
654 32 mxf_mark_tag_unused(mxf, 0xDFDA);
655 32 mxf_mark_tag_unused(mxf, 0xDFDB);
656 }
657
658
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 34 if (!will_have_jpeg2000_tags) {
659 34 mxf_mark_tag_unused(mxf, 0x8401);
660 34 mxf_mark_tag_unused(mxf, 0x8402);
661 34 mxf_mark_tag_unused(mxf, 0x8403);
662 34 mxf_mark_tag_unused(mxf, 0x8404);
663 34 mxf_mark_tag_unused(mxf, 0x8405);
664 34 mxf_mark_tag_unused(mxf, 0x8406);
665 34 mxf_mark_tag_unused(mxf, 0x8407);
666 34 mxf_mark_tag_unused(mxf, 0x8408);
667 34 mxf_mark_tag_unused(mxf, 0x8409);
668 34 mxf_mark_tag_unused(mxf, 0x840A);
669 34 mxf_mark_tag_unused(mxf, 0x840B);
670 34 mxf_mark_tag_unused(mxf, 0x840C);
671 }
672
673
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 4420 for (i = 0; i < MXF_NUM_TAGS; i++) {
674
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 4386 if (mxf->unused_tags[i]) {
675 952 local_tag_number--;
676 }
677 }
678
679 34 avio_write(pb, primer_pack_key, 16);
680 34 klv_encode_ber_length(pb, local_tag_number * 18 + 8);
681
682 34 avio_wb32(pb, local_tag_number); // local_tag num
683 34 avio_wb32(pb, 18); // item size, always 18 according to the specs
684
685
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 4420 for (i = 0; i < MXF_NUM_TAGS; i++) {
686
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 4386 if (mxf->unused_tags[i] == 0) {
687 3434 avio_wb16(pb, mxf_local_tag_batch[i].local_tag);
688 3434 avio_write(pb, mxf_local_tag_batch[i].uid, 16);
689 }
690 }
691 34 }
692
693 5898 static void mxf_write_local_tag(AVFormatContext *s, int size, int tag)
694 {
695 5898 MXFContext *mxf = s->priv_data;
696 5898 AVIOContext *pb = s->pb;
697 5898 const MXFLocalTagPair *pair = mxf_lookup_local_tag(tag);
698
699 // make sure the tag was not declared unnecessary upfront
700
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 5898 av_assert0(mxf->unused_tags[pair - mxf_local_tag_batch] == 0);
701
702 5898 avio_wb16(pb, tag);
703 5898 avio_wb16(pb, size);
704 5898 }
705
706 806 static void mxf_write_metadata_key(AVIOContext *pb, unsigned int value)
707 {
708 806 avio_write(pb, header_metadata_key, 13);
709 806 avio_wb24(pb, value);
710 806 }
711
712 336 static const MXFCodecUL *mxf_get_codec_ul_by_id(const MXFCodecUL *uls, int id)
713 {
714
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 1266 while (uls->uid[0]) {
715
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 1184 if (id == uls->id)
716 254 break;
717 930 uls++;
718 }
719 336 return uls;
720 }
721
722 //one EC -> one descriptor. N ECs -> MultipleDescriptor + N descriptors
723 #define DESCRIPTOR_COUNT(essence_container_count) \
724 (essence_container_count > 1 ? essence_container_count + 1 : essence_container_count)
725
726 100 static void mxf_write_essence_container_refs(AVFormatContext *s)
727 {
728 100 MXFContext *c = s->priv_data;
729 100 AVIOContext *pb = s->pb;
730 int i;
731
732
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 100 mxf_write_refs_count(pb, DESCRIPTOR_COUNT(c->essence_container_count));
733 100 av_log(s,AV_LOG_DEBUG, "essence container count:%d\n", c->essence_container_count);
734
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 220 for (i = 0; i < s->nb_streams; i++) {
735 163 MXFStreamContext *sc = s->streams[i]->priv_data;
736 // check first track of essence container type and only write it once
737
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 163 if (sc->track_essence_element_key[15] != 0)
738 6 continue;
739 157 avio_write(pb, *sc->container_ul, 16);
740
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 157 if (c->essence_container_count == 1)
741 43 break;
742 }
743
744
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 100 if (c->essence_container_count > 1)
745 57 avio_write(pb, multiple_desc_ul, 16);
746 100 }
747
748 34 static void mxf_write_preface(AVFormatContext *s)
749 {
750 34 MXFContext *mxf = s->priv_data;
751 34 AVIOContext *pb = s->pb;
752
753 34 mxf_write_metadata_key(pb, 0x012f00);
754 PRINT_KEY(s, "preface key", pb->buf_ptr - 16);
755
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 34 klv_encode_ber_length(pb, 138 + 16LL * DESCRIPTOR_COUNT(mxf->essence_container_count));
756
757 // write preface set uid
758 34 mxf_write_local_tag(s, 16, 0x3C0A);
759 34 mxf_write_uuid(pb, Preface, 0);
760 PRINT_KEY(s, "preface uid", pb->buf_ptr - 16);
761
762 // last modified date
763 34 mxf_write_local_tag(s, 8, 0x3B02);
764 34 avio_wb64(pb, mxf->timestamp);
765
766 // write version
767 34 mxf_write_local_tag(s, 2, 0x3B05);
768 34 avio_wb16(pb, 259); // v1.3
769
770 // Object Model Version
771 34 mxf_write_local_tag(s, 4, 0x3B07);
772 34 avio_wb32(pb, 1);
773
774 // write identification_refs
775 34 mxf_write_local_tag(s, 16 + 8, 0x3B06);
776 34 mxf_write_refs_count(pb, 1);
777 34 mxf_write_uuid(pb, Identification, 0);
778
779 // write content_storage_refs
780 34 mxf_write_local_tag(s, 16, 0x3B03);
781 34 mxf_write_uuid(pb, ContentStorage, 0);
782
783 // operational pattern
784 34 mxf_write_local_tag(s, 16, 0x3B09);
785
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 34 if (IS_OPATOM(s))
786 6 avio_write(pb, opatom_ul, 16);
787 else
788 28 avio_write(pb, op1a_ul, 16);
789
790 // write essence_container_refs
791
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 34 mxf_write_local_tag(s, 8 + 16LL * DESCRIPTOR_COUNT(mxf->essence_container_count), 0x3B0A);
792 34 mxf_write_essence_container_refs(s);
793
794 // write dm_scheme_refs
795 34 mxf_write_local_tag(s, 8, 0x3B0B);
796 34 avio_wb64(pb, 0);
797 34 }
798
799 /*
800 * Returns the length of the UTF-16 string, in 16-bit characters, that would result
801 * from decoding the utf-8 string.
802 */
803 294 static uint64_t mxf_utf16len(const char *utf8_str)
804 {
805 294 const uint8_t *q = utf8_str;
806 294 uint64_t size = 0;
807
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 2160 while (*q) {
808 uint32_t ch;
809
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 1866 GET_UTF8(ch, *q++, goto invalid;)
810
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 1866 if (ch < 0x10000)
811 1866 size++;
812 else
813 ✗ size += 2;
814 1866 continue;
815 ✗ invalid:
816 ✗ av_log(NULL, AV_LOG_ERROR, "Invalid UTF8 sequence in mxf_utf16len\n\n");
817 }
818 294 size += 1;
819 294 return size;
820 }
821
822 /*
823 * Returns the calculated length a local tag containing an utf-8 string as utf-16
824 */
825 218 static int mxf_utf16_local_tag_length(const char *utf8_str)
826 {
827 uint64_t size;
828
829
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 218 if (!utf8_str)
830 68 return 0;
831
832 150 size = mxf_utf16len(utf8_str);
833
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 150 if (size >= UINT16_MAX/2) {
834 ✗ av_log(NULL, AV_LOG_ERROR, "utf16 local tag size %"PRIx64" invalid (too large), ignoring\n", size);
835 ✗ return 0;
836 }
837
838 150 return 4 + size * 2;
839 }
840
841 /*
842 * Write a local tag containing an utf-8 string as utf-16
843 */
844 144 static void mxf_write_local_tag_utf16(AVFormatContext *s, int tag, const char *value)
845 {
846 144 AVIOContext *pb = s->pb;
847 144 uint64_t size = mxf_utf16len(value);
848
849
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 144 if (size >= UINT16_MAX/2) {
850 ✗ av_log(NULL, AV_LOG_ERROR, "utf16 local tag size %"PRIx64" invalid (too large), ignoring\n", size);
851 ✗ return;
852 }
853
854 144 mxf_write_local_tag(s, size*2, tag);
855 144 avio_put_str16be(pb, value);
856 }
857
858 68 static void store_version(AVFormatContext *s){
859 68 AVIOContext *pb = s->pb;
860
861
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 68 if (s->flags & AVFMT_FLAG_BITEXACT) {
862 68 avio_wb16(pb, 0); // major
863 68 avio_wb16(pb, 0); // minor
864 68 avio_wb16(pb, 0); // tertiary
865 } else {
866 ✗ avio_wb16(pb, LIBAVFORMAT_VERSION_MAJOR); // major
867 ✗ avio_wb16(pb, LIBAVFORMAT_VERSION_MINOR); // minor
868 ✗ avio_wb16(pb, LIBAVFORMAT_VERSION_MICRO); // tertiary
869 }
870 68 avio_wb16(pb, 0); // patch
871 68 avio_wb16(pb, 0); // release
872 68 }
873
874 #define PLATFORM_IDENT "Lavf " AV_STRINGIFY((OS_NAME))
875 34 static void mxf_write_identification(AVFormatContext *s)
876 {
877 34 MXFContext *mxf = s->priv_data;
878 34 AVIOContext *pb = s->pb;
879 34 AVDictionaryEntry *com_entry = av_dict_get(s->metadata, "company_name", NULL, 0);
880 34 AVDictionaryEntry *product_entry = av_dict_get(s->metadata, "product_name", NULL, 0);
881 34 AVDictionaryEntry *version_entry = av_dict_get(s->metadata, "product_version", NULL, 0);
882
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 34 const char *company = com_entry ? com_entry->value : "FFmpeg";
883
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 34 const char *product = product_entry ? product_entry->value : !IS_OPATOM(s) ? "OP1a Muxer" : "OPAtom Muxer";
884
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 34 const char *platform = s->flags & AVFMT_FLAG_BITEXACT ? "Lavf" : PLATFORM_IDENT;
885
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 66 const char *version = version_entry ? version_entry->value :
886
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 32 s->flags & AVFMT_FLAG_BITEXACT ? "0.0.0" :
887 AV_STRINGIFY(LIBAVFORMAT_VERSION);
888 int length;
889
890 34 mxf_write_metadata_key(pb, 0x013000);
891 PRINT_KEY(s, "identification key", pb->buf_ptr - 16);
892
893 34 length = 100 +mxf_utf16_local_tag_length(company) +
894 34 mxf_utf16_local_tag_length(product) +
895 34 mxf_utf16_local_tag_length(platform) +
896 34 mxf_utf16_local_tag_length(version);
897 34 klv_encode_ber_length(pb, length);
898
899 // write uid
900 34 mxf_write_local_tag(s, 16, 0x3C0A);
901 34 mxf_write_uuid(pb, Identification, 0);
902 PRINT_KEY(s, "identification uid", pb->buf_ptr - 16);
903
904 // write generation uid
905 34 mxf_write_local_tag(s, 16, 0x3C09);
906 34 mxf_write_uuid(pb, Identification, 1);
907 34 mxf_write_local_tag_utf16(s, 0x3C01, company); // Company Name
908 34 mxf_write_local_tag_utf16(s, 0x3C02, product); // Product Name
909
910 34 mxf_write_local_tag(s, 10, 0x3C03); // Product Version
911 34 store_version(s);
912
913 34 mxf_write_local_tag_utf16(s, 0x3C04, version); // Version String
914 34 mxf_write_local_tag_utf16(s, 0x3C08, platform); // Platform
915
916 // write product uid
917 34 mxf_write_local_tag(s, 16, 0x3C05);
918 34 avio_write(pb, product_uid, 16);
919
920 // modification date
921 34 mxf_write_local_tag(s, 8, 0x3C06);
922 34 avio_wb64(pb, mxf->timestamp);
923
924 34 mxf_write_local_tag(s, 10, 0x3C07); // Toolkit Version
925 34 store_version(s);
926 34 }
927
928 34 static void mxf_write_content_storage(AVFormatContext *s, MXFPackage *packages, int package_count)
929 {
930 34 AVIOContext *pb = s->pb;
931 int i;
932
933 34 mxf_write_metadata_key(pb, 0x011800);
934 PRINT_KEY(s, "content storage key", pb->buf_ptr - 16);
935 34 klv_encode_ber_length(pb, 60 + (16 * package_count));
936
937 // write uid
938 34 mxf_write_local_tag(s, 16, 0x3C0A);
939 34 mxf_write_uuid(pb, ContentStorage, 0);
940 PRINT_KEY(s, "content storage uid", pb->buf_ptr - 16);
941
942 // write package reference
943 34 mxf_write_local_tag(s, 16 * package_count + 8, 0x1901);
944 34 mxf_write_refs_count(pb, package_count);
945
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 104 for (i = 0; i < package_count; i++) {
946 70 mxf_write_uuid(pb, packages[i].type, packages[i].instance);
947 }
948
949 // write essence container data
950 34 mxf_write_local_tag(s, 8 + 16, 0x1902);
951 34 mxf_write_refs_count(pb, 1);
952 34 mxf_write_uuid(pb, EssenceContainerData, 0);
953 34 }
954
955 190 static void mxf_write_track(AVFormatContext *s, AVStream *st, MXFPackage *package)
956 {
957 190 MXFContext *mxf = s->priv_data;
958 190 AVIOContext *pb = s->pb;
959 190 MXFStreamContext *sc = st->priv_data;
960
961 190 mxf_write_metadata_key(pb, 0x013b00);
962 PRINT_KEY(s, "track key", pb->buf_ptr - 16);
963 190 klv_encode_ber_length(pb, 80);
964
965 // write track uid
966 190 mxf_write_local_tag(s, 16, 0x3C0A);
967 190 mxf_write_uuid(pb, Track, mxf->track_instance_count);
968 PRINT_KEY(s, "track uid", pb->buf_ptr - 16);
969
970 // write track id
971 190 mxf_write_local_tag(s, 4, 0x4801);
972 190 avio_wb32(pb, st->index+2);
973
974 // write track number
975 190 mxf_write_local_tag(s, 4, 0x4804);
976
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 190 if (package->type == MaterialPackage)
977 92 avio_wb32(pb, 0); // track number of material package is 0
978 else
979 98 avio_write(pb, sc->track_essence_element_key + 12, 4);
980
981 // write edit rate
982 190 mxf_write_local_tag(s, 8, 0x4B01);
983
984
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 190 if (st == mxf->timecode_track && IS_OPATOM(s)) {
985 12 avio_wb32(pb, mxf->tc.rate.num);
986 12 avio_wb32(pb, mxf->tc.rate.den);
987 } else {
988 178 avio_wb32(pb, mxf->time_base.den);
989 178 avio_wb32(pb, mxf->time_base.num);
990 }
991
992 // write origin
993 190 mxf_write_local_tag(s, 8, 0x4B02);
994 190 avio_wb64(pb, 0);
995
996 // write sequence refs
997 190 mxf_write_local_tag(s, 16, 0x4803);
998 190 mxf_write_uuid(pb, Sequence, mxf->track_instance_count);
999 190 }
1000
1001 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 };
1002
1003 380 static void mxf_write_common_fields(AVFormatContext *s, AVStream *st)
1004 {
1005 380 MXFContext *mxf = s->priv_data;
1006 380 AVIOContext *pb = s->pb;
1007
1008 // find data define uls
1009 380 mxf_write_local_tag(s, 16, 0x0201);
1010
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 380 if (st == mxf->timecode_track)
1011 140 avio_write(pb, smpte_12m_timecode_track_data_ul, 16);
1012 else {
1013 240 const MXFCodecUL* data_def_ul = mxf_get_codec_ul_by_id(
1014 ff_mxf_data_definition_uls,
1015
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 240 st->codecpar->codec_id == AV_CODEC_ID_EIA_608 ? AVMEDIA_TYPE_DATA : st->codecpar->codec_type);
1016 240 avio_write(pb, data_def_ul->uid, 16);
1017 }
1018
1019 // write duration
1020 380 mxf_write_local_tag(s, 8, 0x0202);
1021
1022
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 380 if (st != mxf->timecode_track && IS_OPATOM(s) && st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) {
1023 8 avio_wb64(pb, mxf->body_offset / mxf->edit_unit_byte_count);
1024 } else {
1025 372 avio_wb64(pb, mxf->duration);
1026 }
1027 380 }
1028
1029 190 static void mxf_write_sequence(AVFormatContext *s, AVStream *st, MXFPackage *package)
1030 {
1031 190 MXFContext *mxf = s->priv_data;
1032 190 AVIOContext *pb = s->pb;
1033 enum MXFMetadataSetType component;
1034
1035 190 mxf_write_metadata_key(pb, 0x010f00);
1036 PRINT_KEY(s, "sequence key", pb->buf_ptr - 16);
1037 190 klv_encode_ber_length(pb, 80);
1038
1039 190 mxf_write_local_tag(s, 16, 0x3C0A);
1040 190 mxf_write_uuid(pb, Sequence, mxf->track_instance_count);
1041
1042 PRINT_KEY(s, "sequence uid", pb->buf_ptr - 16);
1043 190 mxf_write_common_fields(s, st);
1044
1045 // write structural component
1046 190 mxf_write_local_tag(s, 16 + 8, 0x1001);
1047 190 mxf_write_refs_count(pb, 1);
1048
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 190 if (st == mxf->timecode_track)
1049 70 component = TimecodeComponent;
1050 else
1051 120 component = SourceClip;
1052
1053 190 mxf_write_uuid(pb, component, mxf->track_instance_count);
1054 190 }
1055
1056 70 static void mxf_write_timecode_component(AVFormatContext *s, AVStream *st, MXFPackage *package)
1057 {
1058 70 MXFContext *mxf = s->priv_data;
1059 70 AVIOContext *pb = s->pb;
1060
1061 70 mxf_write_metadata_key(pb, 0x011400);
1062 70 klv_encode_ber_length(pb, 75);
1063
1064 // UID
1065 70 mxf_write_local_tag(s, 16, 0x3C0A);
1066 70 mxf_write_uuid(pb, TimecodeComponent, mxf->track_instance_count);
1067
1068 70 mxf_write_common_fields(s, st);
1069
1070 // Start Time Code
1071 70 mxf_write_local_tag(s, 8, 0x1501);
1072 70 avio_wb64(pb, mxf->tc.start);
1073
1074 // Rounded Time Code Base
1075 70 mxf_write_local_tag(s, 2, 0x1502);
1076 70 avio_wb16(pb, mxf->timecode_base);
1077
1078 // Drop Frame
1079 70 mxf_write_local_tag(s, 1, 0x1503);
1080 70 avio_w8(pb, !!(mxf->tc.flags & AV_TIMECODE_FLAG_DROPFRAME));
1081 70 }
1082
1083 120 static void mxf_write_structural_component(AVFormatContext *s, AVStream *st, MXFPackage *package)
1084 {
1085 120 MXFContext *mxf = s->priv_data;
1086 120 AVIOContext *pb = s->pb;
1087
1088 120 mxf_write_metadata_key(pb, 0x011100);
1089 PRINT_KEY(s, "structural component key", pb->buf_ptr - 16);
1090 120 klv_encode_ber_length(pb, 108);
1091
1092 // write uid
1093 120 mxf_write_local_tag(s, 16, 0x3C0A);
1094 120 mxf_write_uuid(pb, SourceClip, mxf->track_instance_count);
1095
1096 PRINT_KEY(s, "structural component uid", pb->buf_ptr - 16);
1097 120 mxf_write_common_fields(s, st);
1098
1099 // write start_position
1100 120 mxf_write_local_tag(s, 8, 0x1201);
1101 120 avio_wb64(pb, 0);
1102
1103 // write source package uid, end of the reference
1104 120 mxf_write_local_tag(s, 32, 0x1101);
1105
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 120 if (!package->ref) {
1106 58 ffio_fill(pb, 0, 32);
1107 } else
1108 62 mxf_write_umid(s, package->ref->instance);
1109
1110 // write source track id
1111 120 mxf_write_local_tag(s, 4, 0x1102);
1112
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 120 if (package->type == SourcePackage && !package->ref)
1113 58 avio_wb32(pb, 0);
1114 else
1115 62 avio_wb32(pb, st->index+2);
1116 120 }
1117
1118 2 static void mxf_write_tape_descriptor(AVFormatContext *s)
1119 {
1120 2 AVIOContext *pb = s->pb;
1121
1122 2 mxf_write_metadata_key(pb, 0x012e00);
1123 PRINT_KEY(s, "tape descriptor key", pb->buf_ptr - 16);
1124 2 klv_encode_ber_length(pb, 20);
1125 2 mxf_write_local_tag(s, 16, 0x3C0A);
1126 2 mxf_write_uuid(pb, TapeDescriptor, 0);
1127 PRINT_KEY(s, "tape_desc uid", pb->buf_ptr - 16);
1128 2 }
1129
1130
1131 22 static void mxf_write_multi_descriptor(AVFormatContext *s)
1132 {
1133 22 MXFContext *mxf = s->priv_data;
1134 22 AVIOContext *pb = s->pb;
1135 const uint8_t *ul;
1136 int i;
1137
1138 22 mxf_write_metadata_key(pb, 0x014400);
1139 PRINT_KEY(s, "multiple descriptor key", pb->buf_ptr - 16);
1140 22 klv_encode_ber_length(pb, 64 + 16LL * s->nb_streams);
1141
1142 22 mxf_write_local_tag(s, 16, 0x3C0A);
1143 22 mxf_write_uuid(pb, MultipleDescriptor, 0);
1144 PRINT_KEY(s, "multi_desc uid", pb->buf_ptr - 16);
1145
1146 // write sample rate
1147 22 mxf_write_local_tag(s, 8, 0x3001);
1148 22 avio_wb32(pb, mxf->time_base.den);
1149 22 avio_wb32(pb, mxf->time_base.num);
1150
1151 // write essence container ul
1152 22 mxf_write_local_tag(s, 16, 0x3004);
1153
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 22 if (mxf->essence_container_count > 1)
1154 20 ul = multiple_desc_ul;
1155 else {
1156 2 MXFStreamContext *sc = s->streams[0]->priv_data;
1157 2 ul = *sc->container_ul;
1158 }
1159 22 avio_write(pb, ul, 16);
1160
1161 // write sub descriptor refs
1162 22 mxf_write_local_tag(s, s->nb_streams * 16 + 8, 0x3F01);
1163 22 mxf_write_refs_count(pb, s->nb_streams);
1164
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 68 for (i = 0; i < s->nb_streams; i++)
1165 46 mxf_write_uuid(pb, SubDescriptor, i);
1166 22 }
1167
1168 58 static int64_t mxf_write_generic_desc(AVFormatContext *s, AVStream *st, const UID key)
1169 {
1170 58 MXFContext *mxf = s->priv_data;
1171 58 MXFStreamContext *sc = st->priv_data;
1172 58 AVIOContext *pb = s->pb;
1173 int64_t pos;
1174
1175 58 avio_write(pb, key, 16);
1176 58 klv_encode_ber4_length(pb, 0);
1177 58 pos = avio_tell(pb);
1178
1179 58 mxf_write_local_tag(s, 16, 0x3C0A);
1180 58 mxf_write_uuid(pb, SubDescriptor, st->index);
1181
1182 58 mxf_write_local_tag(s, 4, 0x3006);
1183 58 avio_wb32(pb, st->index+2);
1184
1185 58 mxf_write_local_tag(s, 8, 0x3001);
1186
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 58 if (IS_D10(s)) {
1187 6 avio_wb32(pb, mxf->time_base.den);
1188 6 avio_wb32(pb, mxf->time_base.num);
1189 } else {
1190
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 52 if (st->codecpar->codec_id == AV_CODEC_ID_PCM_S16LE ||
1191
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 32 st->codecpar->codec_id == AV_CODEC_ID_PCM_S24LE) {
1192 24 avio_wb32(pb, st->codecpar->sample_rate);
1193 24 avio_wb32(pb, 1);
1194 } else {
1195 28 avio_wb32(pb, mxf->time_base.den);
1196 28 avio_wb32(pb, mxf->time_base.num);
1197 }
1198 }
1199
1200 58 mxf_write_local_tag(s, 16, 0x3004);
1201 58 avio_write(pb, *sc->container_ul, 16);
1202
1203 58 return pos;
1204 }
1205
1206 static const UID mxf_s436m_anc_descriptor_key = { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x5c,0x00 };
1207 static const UID mxf_mpegvideo_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x51,0x00 };
1208 static const UID mxf_wav_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x48,0x00 };
1209 static const UID mxf_aes3_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x47,0x00 };
1210 static const UID mxf_cdci_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01,0x01,0x28,0x00 };
1211 static const UID mxf_generic_sound_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01,0x01,0x42,0x00 };
1212
1213 static const UID mxf_avc_subdescriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x6E,0x00 };
1214 static const UID mxf_ffv1_subdescriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x81,0x03 };
1215 static const UID mxf_jpeg2000_subdescriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01,0x01,0x5A,0x00};
1216
1217 16 static inline uint16_t rescale_mastering_chroma(AVRational q)
1218 {
1219 16 return av_clip_uint16(av_rescale(q.num, FF_MXF_MASTERING_CHROMA_DEN, q.den));
1220 }
1221
1222 4 static inline uint32_t rescale_mastering_luma(AVRational q)
1223 {
1224 4 return av_rescale(q.num, FF_MXF_MASTERING_LUMA_DEN, q.den);
1225 }
1226
1227 32 static int64_t mxf_write_generic_picture_desc(AVFormatContext *s, AVStream *st)
1228 {
1229 32 MXFStreamContext *sc = st->priv_data;
1230 32 AVIOContext *pb = s->pb;
1231 32 const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(st->codecpar->format);
1232 32 int stored_width = st->codecpar->width;
1233 32 int stored_height = st->codecpar->height;
1234 int display_width;
1235 int display_height;
1236 int f1, f2;
1237 const MXFCodecUL *color_primaries_ul;
1238 const MXFCodecUL *color_trc_ul;
1239 const MXFCodecUL *color_space_ul;
1240 32 int64_t pos = mxf_write_generic_desc(s, st, *sc->picture_descriptor_key);
1241 const AVPacketSideData *side_data;
1242 32 int component_depth = pix_desc->comp[0].depth;
1243
1244 32 color_primaries_ul = mxf_get_codec_ul_by_id(ff_mxf_color_primaries_uls, st->codecpar->color_primaries);
1245 32 color_trc_ul = mxf_get_codec_ul_by_id(ff_mxf_color_trc_uls, st->codecpar->color_trc);
1246 32 color_space_ul = mxf_get_codec_ul_by_id(ff_mxf_color_space_uls, st->codecpar->color_space);
1247
1248
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 32 if (st->codecpar->codec_id == AV_CODEC_ID_DVVIDEO) {
1249
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 6 if (st->codecpar->height == 1080)
1250 2 stored_width = 1920;
1251
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 4 else if (st->codecpar->height == 720)
1252 ✗ stored_width = 1280;
1253 }
1254 32 display_width = stored_width;
1255
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 32 switch (st->codecpar->codec_id) {
1257 2 case AV_CODEC_ID_DNXHD:
1258
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 2 if (sc->cid < 1270) // DNxHD
1259 2 break;
1260 // fall for DNxHR RI rasters
1261 av_fallthrough;
1262 case AV_CODEC_ID_MPEG2VIDEO:
1263 case AV_CODEC_ID_H264:
1264 //Based on 16x16 macroblocks
1265 20 stored_width = (stored_width+15)/16*16;
1266 20 stored_height = (stored_height+15)/16*16;
1267 20 break;
1268 10 default:
1269 10 break;
1270 }
1271
1272 //Stored width
1273 32 mxf_write_local_tag(s, 4, 0x3203);
1274 32 avio_wb32(pb, stored_width);
1275
1276 //Stored height
1277 32 mxf_write_local_tag(s, 4, 0x3202);
1278 32 avio_wb32(pb, stored_height>>sc->interlaced);
1279
1280
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 32 if (IS_D10(s)) {
1281 //Stored F2 Offset
1282 4 mxf_write_local_tag(s, 4, 0x3216);
1283 4 avio_wb32(pb, 0);
1284
1285 //Image Start Offset
1286 4 mxf_write_local_tag(s, 4, 0x3213);
1287 4 avio_wb32(pb, 0);
1288
1289 //Image End Offset
1290 4 mxf_write_local_tag(s, 4, 0x3214);
1291 4 avio_wb32(pb, 0);
1292 }
1293
1294 //Sampled width
1295 32 mxf_write_local_tag(s, 4, 0x3205);
1296 32 avio_wb32(pb, display_width);
1297
1298 //Samples height
1299 32 mxf_write_local_tag(s, 4, 0x3204);
1300 32 avio_wb32(pb, st->codecpar->height>>sc->interlaced);
1301
1302 //Sampled X Offset
1303 32 mxf_write_local_tag(s, 4, 0x3206);
1304 32 avio_wb32(pb, 0);
1305
1306 //Sampled Y Offset
1307 32 mxf_write_local_tag(s, 4, 0x3207);
1308 32 avio_wb32(pb, 0);
1309
1310 //Display width
1311 32 mxf_write_local_tag(s, 4, 0x3209);
1312 32 avio_wb32(pb, display_width);
1313
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 32 if (st->codecpar->height == 608) // PAL + VBI
1315 8 display_height = 576;
1316
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 24 else if (st->codecpar->height == 512) // NTSC + VBI
1317 ✗ display_height = 486;
1318 else
1319 24 display_height = st->codecpar->height;
1320
1321 //Display height
1322 32 mxf_write_local_tag(s, 4, 0x3208);
1323 32 avio_wb32(pb, display_height>>sc->interlaced);
1324
1325 // display X offset
1326 32 mxf_write_local_tag(s, 4, 0x320A);
1327 32 avio_wb32(pb, 0);
1328
1329 // display Y offset
1330 32 mxf_write_local_tag(s, 4, 0x320B);
1331 32 avio_wb32(pb, (st->codecpar->height - display_height)>>sc->interlaced);
1332
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 32 if (sc->interlaced) {
1334 //Display F2 Offset
1335 14 mxf_write_local_tag(s, 4, 0x3217);
1336 14 avio_wb32(pb, -((st->codecpar->height - display_height)&1));
1337 }
1338
1339
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 32 if (sc->picture_descriptor_key == &mxf_rgba_descriptor_key) {
1340 ✗ uint8_t rgb_layout[16] = {
1341 'R', component_depth,
1342 'G', component_depth,
1343 'B', component_depth,
1344 };
1345
1346 // pixel layout
1347 ✗ mxf_write_local_tag(s, 16, 0x3401);
1348 ✗ avio_write(pb, rgb_layout, 16);
1349
1350 // component max ref
1351 ✗ mxf_write_local_tag(s, 4, 0x3406);
1352 ✗ avio_wb32(pb, (1<<component_depth) - 1);
1353
1354 // component min ref
1355 ✗ mxf_write_local_tag(s, 4, 0x3407);
1356 ✗ avio_wb32(pb, 0);
1357 } else {
1358 32 int h_chroma_sub_sample = 1 << pix_desc->log2_chroma_w;
1359 32 int v_chroma_sub_sample = 1 << pix_desc->log2_chroma_h;
1360 int color_siting;
1361
1362 // component depth
1363 32 mxf_write_local_tag(s, 4, 0x3301);
1364 32 avio_wb32(pb, component_depth);
1365
1366 // horizontal subsampling
1367 32 mxf_write_local_tag(s, 4, 0x3302);
1368 32 avio_wb32(pb, h_chroma_sub_sample);
1369
1370 // vertical subsampling
1371 32 mxf_write_local_tag(s, 4, 0x3308);
1372 32 avio_wb32(pb, v_chroma_sub_sample);
1373
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 32 switch (choose_chroma_location(s, st)) {
1375 18 case AVCHROMA_LOC_TOPLEFT: color_siting = 0; break;
1376 4 case AVCHROMA_LOC_LEFT: color_siting = 6; break;
1377 ✗ case AVCHROMA_LOC_TOP: color_siting = 1; break;
1378 ✗ case AVCHROMA_LOC_CENTER: color_siting = 3; break;
1379 10 default: color_siting = 0xff;
1380 }
1381
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 32 if (IS_D10(s))
1383 4 color_siting = 0; // color siting is specified to be 0 in d-10 specs
1384
1385 // color siting
1386 32 mxf_write_local_tag(s, 1, 0x3303);
1387 32 avio_w8(pb, color_siting);
1388
1389 // Padding Bits
1390 32 mxf_write_local_tag(s, 2, 0x3307);
1391 32 avio_wb16(pb, 0);
1392
1393
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 32 if (st->codecpar->color_range != AVCOL_RANGE_UNSPECIFIED) {
1394 32 int black = 0,
1395 32 white = (1<<component_depth) - 1,
1396 32 color = (1<<component_depth);
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 32 if (st->codecpar->color_range == AVCOL_RANGE_MPEG) {
1398 32 black = 1 << (component_depth - 4);
1399 32 white = 235 << (component_depth - 8);
1400 32 color = (14 << (component_depth - 4)) + 1;
1401 }
1402 32 mxf_write_local_tag(s, 4, 0x3304);
1403 32 avio_wb32(pb, black);
1404 32 mxf_write_local_tag(s, 4, 0x3305);
1405 32 avio_wb32(pb, white);
1406 32 mxf_write_local_tag(s, 4, 0x3306);
1407 32 avio_wb32(pb, color);
1408 }
1409 }
1410
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 32 if (sc->signal_standard) {
1412 4 mxf_write_local_tag(s, 1, 0x3215);
1413 4 avio_w8(pb, sc->signal_standard);
1414 }
1415
1416 // frame layout
1417 32 mxf_write_local_tag(s, 1, 0x320C);
1418 32 avio_w8(pb, sc->interlaced);
1419
1420 // video line map
1421
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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;
1423 8 case 608: f1 = 7; f2 = 320; break;
1424 ✗ case 480: f1 = 20; f2 = st->codecpar->codec_id == AV_CODEC_ID_DVVIDEO ? 285 : 283; break;
1425 ✗ case 512: f1 = 7; f2 = 270; break;
1426 4 case 720: f1 = 26; f2 = 0; break; // progressive
1427 4 case 1080: f1 = 21; f2 = 584; break;
1428 8 default: f1 = 0; f2 = 0; break;
1429 }
1430
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 32 if (!sc->interlaced && f2) {
1432 6 f2 = 0;
1433 6 f1 *= 2;
1434 }
1435
1436 32 mxf_write_local_tag(s, 16, 0x320D);
1437 32 avio_wb32(pb, 2);
1438 32 avio_wb32(pb, 4);
1439 32 avio_wb32(pb, f1);
1440 32 avio_wb32(pb, f2);
1441
1442 32 mxf_write_local_tag(s, 8, 0x320E);
1443 32 avio_wb32(pb, sc->aspect_ratio.num);
1444 32 avio_wb32(pb, sc->aspect_ratio.den);
1445
1446
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 32 if (color_primaries_ul->uid[0]) {
1447 2 mxf_write_local_tag(s, 16, 0x3219);
1448 2 avio_write(pb, color_primaries_ul->uid, 16);
1449 };
1450
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 32 if (color_trc_ul->uid[0]) {
1452 10 mxf_write_local_tag(s, 16, 0x3210);
1453 10 avio_write(pb, color_trc_ul->uid, 16);
1454 };
1455
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 32 if (color_space_ul->uid[0]) {
1457 2 mxf_write_local_tag(s, 16, 0x321A);
1458 2 avio_write(pb, color_space_ul->uid, 16);
1459 };
1460
1461 32 mxf_write_local_tag(s, 16, 0x3201);
1462 32 avio_write(pb, *sc->codec_ul, 16);
1463
1464 // Mastering Display metadata
1465 32 side_data = av_packet_side_data_get(st->codecpar->coded_side_data,
1466 32 st->codecpar->nb_coded_side_data,
1467 AV_PKT_DATA_MASTERING_DISPLAY_METADATA);
1468
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 32 if (side_data) {
1469 2 const AVMasteringDisplayMetadata *metadata = (const AVMasteringDisplayMetadata*)side_data->data;
1470
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 2 if (metadata->has_primaries) {
1471 2 mxf_write_local_tag(s, 12, 0x8301);
1472 2 avio_wb16(pb, rescale_mastering_chroma(metadata->display_primaries[0][0]));
1473 2 avio_wb16(pb, rescale_mastering_chroma(metadata->display_primaries[0][1]));
1474 2 avio_wb16(pb, rescale_mastering_chroma(metadata->display_primaries[1][0]));
1475 2 avio_wb16(pb, rescale_mastering_chroma(metadata->display_primaries[1][1]));
1476 2 avio_wb16(pb, rescale_mastering_chroma(metadata->display_primaries[2][0]));
1477 2 avio_wb16(pb, rescale_mastering_chroma(metadata->display_primaries[2][1]));
1478 2 mxf_write_local_tag(s, 4, 0x8302);
1479 2 avio_wb16(pb, rescale_mastering_chroma(metadata->white_point[0]));
1480 2 avio_wb16(pb, rescale_mastering_chroma(metadata->white_point[1]));
1481 } else {
1482 ✗ av_log(NULL, AV_LOG_VERBOSE, "Not writing mastering display primaries. Missing data.\n");
1483 }
1484
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 2 if (metadata->has_luminance) {
1485 2 mxf_write_local_tag(s, 4, 0x8303);
1486 2 avio_wb32(pb, rescale_mastering_luma(metadata->max_luminance));
1487 2 mxf_write_local_tag(s, 4, 0x8304);
1488 2 avio_wb32(pb, rescale_mastering_luma(metadata->min_luminance));
1489 } else {
1490 ✗ av_log(NULL, AV_LOG_VERBOSE, "Not writing mastering display luminances. Missing data.\n");
1491 }
1492 }
1493
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 32 if (sc->interlaced && sc->field_dominance) {
1495 8 mxf_write_local_tag(s, 1, 0x3212);
1496 8 avio_w8(pb, sc->field_dominance);
1497 }
1498
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 32 if (sc->sub_descriptor) {
1500 2 mxf_write_local_tag(s, 8 + 16, 0x8100);
1501 2 mxf_write_refs_count(pb, 1);
1502 2 mxf_write_uuid(pb, sc->sub_descriptor, 0);
1503 }
1504
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 32 if (sc->picture_descriptor_key == &mxf_mpegvideo_descriptor_key)
1506 16 mxf_write_mpegvideo_local_tags(s, st);
1507
1508 32 return pos;
1509 }
1510
1511 82 static void mxf_update_klv_size(AVIOContext *pb, int64_t pos)
1512 {
1513 82 int64_t cur_pos = avio_tell(pb);
1514 82 int size = cur_pos - pos;
1515 82 avio_seek(pb, pos - 4, SEEK_SET);
1516 82 klv_encode_ber4_length(pb, size);
1517 82 avio_seek(pb, cur_pos, SEEK_SET);
1518 82 }
1519
1520 ✗ static void mxf_write_avc_subdesc(AVFormatContext *s, AVStream *st)
1521 {
1522 ✗ AVIOContext *pb = s->pb;
1523 int64_t pos;
1524
1525 ✗ avio_write(pb, mxf_avc_subdescriptor_key, 16);
1526 ✗ klv_encode_ber4_length(pb, 0);
1527 ✗ pos = avio_tell(pb);
1528
1529 ✗ mxf_write_local_tag(s, 16, 0x3C0A);
1530 ✗ mxf_write_uuid(pb, AVCSubDescriptor, 0);
1531
1532 ✗ mxf_write_local_tag(s, 1, 0x8200);
1533 ✗ avio_w8(pb, 0xFF); // AVC Decoding Delay, unknown
1534
1535 ✗ mxf_write_local_tag(s, 1, 0x8201);
1536 ✗ avio_w8(pb, st->codecpar->profile); // AVC Profile
1537
1538 ✗ mxf_write_local_tag(s, 1, 0x8202);
1539 ✗ avio_w8(pb, st->codecpar->level); // AVC Level
1540
1541 ✗ mxf_update_klv_size(s->pb, pos);
1542 ✗ }
1543
1544 ✗ static int mxf_write_jpeg2000_subdesc(AVFormatContext *s, AVStream *st)
1545 {
1546 ✗ MXFStreamContext *sc = st->priv_data;
1547 ✗ AVIOContext *pb = s->pb;
1548 int64_t pos;
1549 ✗ const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(st->codecpar->format);
1550
1551 /* JPEG2000 subdescriptor key */
1552 ✗ avio_write(pb, mxf_jpeg2000_subdescriptor_key, 16);
1553 ✗ klv_encode_ber4_length(pb, 0);
1554 ✗ pos = avio_tell(pb);
1555
1556 ✗ mxf_write_local_tag(s, 16, 0x3C0A);
1557 ✗ mxf_write_uuid(pb, JPEG2000SubDescriptor, 0);
1558
1559 /* Value defining the decoder capabilities (rsiz) */
1560 ✗ mxf_write_local_tag(s, 2, 0x8401);
1561 ✗ avio_wb16(pb, sc->j2k_info.j2k_rsiz);
1562 /* Width of the JPEG2000 reference grid (Xsiz) */
1563 ✗ mxf_write_local_tag(s, 4, 0x8402);
1564 ✗ avio_wb32(pb, st->codecpar->width);
1565 /* Height of the JPEG2000 reference grid (Ysiz) */
1566 ✗ mxf_write_local_tag(s, 4, 0x8403);
1567 ✗ avio_wb32(pb, st->codecpar->height);
1568 /* Horizontal offset from the reference grid origin to the left side of the image area (X0siz) */
1569 ✗ mxf_write_local_tag(s, 4, 0x8404);
1570 ✗ avio_wb32(pb, sc->j2k_info.j2k_x0siz);
1571 /* Vertical offset from the reference grid origin to the left side of the image area (Y0siz) */
1572 ✗ mxf_write_local_tag(s, 4, 0x8405);
1573 ✗ avio_wb32(pb, sc->j2k_info.j2k_y0siz);
1574 /* Width of one reference tile with respect to the reference grid (XTsiz) */
1575 ✗ mxf_write_local_tag(s, 4, 0x8406);
1576 ✗ avio_wb32(pb, sc->j2k_info.j2k_xtsiz);
1577 /* Height of one reference tile with respect to the reference grid (YTsiz) */
1578 ✗ mxf_write_local_tag(s, 4, 0x8407);
1579 ✗ avio_wb32(pb, sc->j2k_info.j2k_ytsiz);
1580 /* Horizontal offset from the origin of the reference grid to the left side of the first tile (XT0siz) */
1581 ✗ mxf_write_local_tag(s, 4, 0x8408);
1582 ✗ avio_wb32(pb, sc->j2k_info.j2k_xt0siz);
1583 /* Vertical offset from the origin of the reference grid to the left side of the first tile (YT0siz) */
1584 ✗ mxf_write_local_tag(s, 4, 0x8409);
1585 ✗ avio_wb32(pb, sc->j2k_info.j2k_yt0siz);
1586 /* Image components number (Csiz) */
1587 ✗ mxf_write_local_tag(s, 2, 0x840A);
1588 ✗ avio_wb16(pb, pix_desc->nb_components);
1589 /* Array of picture components where each component comprises 3 bytes named Ssiz(i) (Pixel bitdepth - 1),
1590 XRSiz(i) (Horizontal sampling), YRSiz(i) (Vertical sampling). The array of 3-byte groups is preceded
1591 by the array header comprising a 4-byte value of the number of components followed by a 4-byte
1592 value of 3. */
1593 ✗ mxf_write_local_tag(s, 8 + 3*pix_desc->nb_components, 0x840B);
1594 ✗ avio_wb32(pb, pix_desc->nb_components);
1595 ✗ avio_wb32(pb, 3);
1596 ✗ avio_write(pb, sc->j2k_info.j2k_comp_desc, 3*pix_desc->nb_components);
1597
1598 ✗ mxf_update_klv_size(pb, pos);
1599 ✗ return 0;
1600 }
1601
1602 32 static int mxf_write_cdci_desc(AVFormatContext *s, AVStream *st)
1603 {
1604 32 MXFStreamContext *sc = st->priv_data;
1605 32 int64_t pos = mxf_write_generic_picture_desc(s, st);
1606 32 mxf_update_klv_size(s->pb, pos);
1607
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 32 switch (sc->sub_descriptor) {
1609 ✗ case AVCSubDescriptor: mxf_write_avc_subdesc(s, st); break;
1610 ✗ case JPEG2000SubDescriptor: mxf_write_jpeg2000_subdesc(s, st); break;
1611 2 case FFV1SubDescriptor: mxf_write_ffv1_subdesc(s, st); break;
1612 }
1613
1614 32 return 0;
1615 }
1616
1617 2 static void mxf_write_ffv1_subdesc(AVFormatContext *s, AVStream *st)
1618 {
1619 2 AVIOContext *pb = s->pb;
1620 2 MXFStreamContext *sc = st->priv_data;
1621 int64_t pos;
1622
1623 2 avio_write(pb, mxf_ffv1_subdescriptor_key, 16);
1624 2 klv_encode_ber4_length(pb, 0);
1625 2 pos = avio_tell(pb);
1626
1627 2 mxf_write_local_tag(s, 16, 0x3C0A);
1628 2 mxf_write_uuid(pb, FFV1SubDescriptor, 0);
1629
1630
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 2 if (st->codecpar->extradata_size) {
1631 2 mxf_write_local_tag(s, st->codecpar->extradata_size, 0xDFDB);
1632 2 avio_write(pb, st->codecpar->extradata, st->codecpar->extradata_size); // FFV1InitializationMetadata
1633 }
1634
1635 2 mxf_write_local_tag(s, 2, 0xDFDA);
1636 2 avio_wb16(pb, (*sc->codec_ul)[14]); // FFV1Version
1637
1638
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 2 if (st->codecpar->extradata_size) {
1639 2 mxf_write_local_tag(s, 2, 0xDFD9);
1640 2 avio_wb16(pb, sc->micro_version); // FFV1MicroVersion
1641 }
1642
1643 2 mxf_update_klv_size(s->pb, pos);
1644 2 }
1645
1646 ✗ static int mxf_write_s436m_anc_desc(AVFormatContext *s, AVStream *st)
1647 {
1648 ✗ int64_t pos = mxf_write_generic_desc(s, st, mxf_s436m_anc_descriptor_key);
1649 ✗ mxf_update_klv_size(s->pb, pos);
1650 ✗ return 0;
1651 }
1652
1653 16 static int mxf_write_mpegvideo_local_tags(AVFormatContext *s, AVStream *st)
1654 {
1655 16 AVIOContext *pb = s->pb;
1656 16 MXFStreamContext *sc = st->priv_data;
1657 16 int profile_and_level = (st->codecpar->profile<<4) | st->codecpar->level;
1658
1659 // bit rate
1660 16 mxf_write_local_tag(s, 4, 0x8000);
1661 16 avio_wb32(pb, sc->video_bit_rate);
1662
1663 // profile and level
1664 16 mxf_write_local_tag(s, 1, 0x8007);
1665
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 16 if (!st->codecpar->profile)
1666 8 profile_and_level |= 0x80; // escape bit
1667 16 avio_w8(pb, profile_and_level);
1668
1669 // low delay
1670 16 mxf_write_local_tag(s, 1, 0x8003);
1671 16 avio_w8(pb, sc->low_delay);
1672
1673 // closed gop
1674 16 mxf_write_local_tag(s, 1, 0x8004);
1675 16 avio_w8(pb, sc->seq_closed_gop);
1676
1677 // max gop
1678 16 mxf_write_local_tag(s, 2, 0x8006);
1679 16 avio_wb16(pb, sc->max_gop);
1680
1681 // b picture count
1682 16 mxf_write_local_tag(s, 2, 0x8008);
1683 16 avio_wb16(pb, sc->b_picture_count);
1684
1685 16 return 0;
1686 }
1687
1688 26 static int64_t mxf_write_generic_sound_common(AVFormatContext *s, AVStream *st, const UID key)
1689 {
1690 26 AVIOContext *pb = s->pb;
1691 26 MXFContext *mxf = s->priv_data;
1692 26 int show_warnings = !mxf->footer_partition_offset;
1693 26 int64_t pos = mxf_write_generic_desc(s, st, key);
1694
1695
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 26 if (IS_OPATOM(s)) {
1696 2 mxf_write_local_tag(s, 8, 0x3002);
1697 2 avio_wb64(pb, mxf->body_offset / mxf->edit_unit_byte_count);
1698 }
1699
1700 // audio locked
1701 26 mxf_write_local_tag(s, 1, 0x3D02);
1702 26 avio_w8(pb, 1);
1703
1704 // write audio sampling rate
1705 26 mxf_write_local_tag(s, 8, 0x3D03);
1706 26 avio_wb32(pb, st->codecpar->sample_rate);
1707 26 avio_wb32(pb, 1);
1708
1709
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 26 if (IS_D10(s)) {
1710 2 mxf_write_local_tag(s, 1, 0x3D04);
1711 2 avio_w8(pb, 0);
1712 }
1713
1714 26 mxf_write_local_tag(s, 4, 0x3D07);
1715
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 26 if (mxf->channel_count == -1) {
1716
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 2 if (show_warnings && IS_D10(s) &&
1717
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 1 (st->codecpar->ch_layout.nb_channels != 4) &&
1718
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 1 (st->codecpar->ch_layout.nb_channels != 8))
1719 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");
1720 2 avio_wb32(pb, st->codecpar->ch_layout.nb_channels);
1721
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 24 } else if (IS_D10(s)) {
1722 ✗ if (show_warnings && (mxf->channel_count < st->codecpar->ch_layout.nb_channels))
1723 ✗ av_log(s, AV_LOG_WARNING, "d10_channelcount < actual number of audio channels : some channels will be discarded\n");
1724 ✗ if (show_warnings && (mxf->channel_count != 4) && (mxf->channel_count != 8))
1725 ✗ 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");
1726 ✗ avio_wb32(pb, mxf->channel_count);
1727 } else {
1728 24 avio_wb32(pb, st->codecpar->ch_layout.nb_channels);
1729 }
1730
1731 26 mxf_write_local_tag(s, 4, 0x3D01);
1732 26 avio_wb32(pb, av_get_bits_per_sample(st->codecpar->codec_id));
1733
1734 26 return pos;
1735 }
1736
1737 24 static int64_t mxf_write_wav_common(AVFormatContext *s, AVStream *st, const UID key)
1738 {
1739 24 AVIOContext *pb = s->pb;
1740 24 int64_t pos = mxf_write_generic_sound_common(s, st, key);
1741
1742 24 mxf_write_local_tag(s, 2, 0x3D0A);
1743 24 avio_wb16(pb, st->codecpar->block_align);
1744
1745 // avg bytes per sec
1746 24 mxf_write_local_tag(s, 4, 0x3D09);
1747 24 avio_wb32(pb, st->codecpar->block_align*st->codecpar->sample_rate);
1748
1749 24 return pos;
1750 }
1751
1752 2 static int mxf_write_wav_desc(AVFormatContext *s, AVStream *st)
1753 {
1754 2 int64_t pos = mxf_write_wav_common(s, st, mxf_wav_descriptor_key);
1755 2 mxf_update_klv_size(s->pb, pos);
1756 2 return 0;
1757 }
1758
1759 22 static int mxf_write_aes3_desc(AVFormatContext *s, AVStream *st)
1760 {
1761 22 int64_t pos = mxf_write_wav_common(s, st, mxf_aes3_descriptor_key);
1762 22 mxf_update_klv_size(s->pb, pos);
1763 22 return 0;
1764 }
1765
1766 2 static int mxf_write_generic_sound_desc(AVFormatContext *s, AVStream *st)
1767 {
1768 2 int64_t pos = mxf_write_generic_sound_common(s, st, mxf_generic_sound_descriptor_key);
1769 2 mxf_update_klv_size(s->pb, pos);
1770 2 return 0;
1771 }
1772
1773 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 };
1774
1775 6 static int mxf_write_tagged_value(AVFormatContext *s, const char* name, const char* value)
1776 {
1777 6 MXFContext *mxf = s->priv_data;
1778 6 AVIOContext *pb = s->pb;
1779 6 int name_size = mxf_utf16_local_tag_length(name);
1780 6 int indirect_value_size = 13 + mxf_utf16_local_tag_length(value);
1781
1782
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 6 if (!name_size || indirect_value_size == 13)
1783 ✗ return 1;
1784
1785 6 mxf_write_metadata_key(pb, 0x013f00);
1786 6 klv_encode_ber_length(pb, 24 + name_size + indirect_value_size);
1787
1788 // write instance UID
1789 6 mxf_write_local_tag(s, 16, 0x3C0A);
1790 6 mxf_write_uuid(pb, TaggedValue, mxf->tagged_value_count);
1791
1792 // write name
1793 6 mxf_write_local_tag_utf16(s, 0x5001, name); // Name
1794
1795 // write indirect value
1796 6 mxf_write_local_tag(s, indirect_value_size, 0x5003);
1797 6 avio_write(pb, mxf_indirect_value_utf16le, 17);
1798 6 avio_put_str16le(pb, value);
1799
1800 6 mxf->tagged_value_count++;
1801 6 return 0;
1802 }
1803
1804 6 static int mxf_write_user_comments(AVFormatContext *s, const AVDictionary *m)
1805 {
1806 6 MXFContext *mxf = s->priv_data;
1807 6 AVDictionaryEntry *t = NULL;
1808 6 int count = 0;
1809
1810
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 12 while ((t = av_dict_get(m, "comment_", t, AV_DICT_IGNORE_SUFFIX))) {
1811
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 6 if (mxf->tagged_value_count >= UINT16_MAX) {
1812 ✗ av_log(s, AV_LOG_ERROR, "too many tagged values, ignoring remaining\n");
1813 ✗ return count;
1814 }
1815
1816
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 6 if (mxf_write_tagged_value(s, t->key + 8, t->value) == 0)
1817 6 count++;
1818 }
1819 6 return count;
1820 }
1821
1822 70 static int mxf_write_package(AVFormatContext *s, MXFPackage *package)
1823 {
1824 70 MXFContext *mxf = s->priv_data;
1825 70 AVIOContext *pb = s->pb;
1826 70 int i, track_count = s->nb_streams+1;
1827 70 int name_size = mxf_utf16_local_tag_length(package->name);
1828 70 int user_comment_count = 0;
1829
1830
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 70 if (package->type == MaterialPackage) {
1831
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 34 if (mxf->store_user_comments)
1832 6 user_comment_count = mxf_write_user_comments(s, s->metadata);
1833 34 mxf_write_metadata_key(pb, 0x013600);
1834 PRINT_KEY(s, "Material Package key", pb->buf_ptr - 16);
1835 34 klv_encode_ber_length(pb, 92 + name_size + (16*track_count) + (16*user_comment_count) + 12LL*mxf->store_user_comments);
1836 } else {
1837 36 mxf_write_metadata_key(pb, 0x013700);
1838 PRINT_KEY(s, "Source Package key", pb->buf_ptr - 16);
1839 36 klv_encode_ber_length(pb, 112 + name_size + (16*track_count) + 12LL*mxf->store_user_comments); // 20 bytes length for descriptor reference
1840 }
1841
1842 // write uid
1843 70 mxf_write_local_tag(s, 16, 0x3C0A);
1844 70 mxf_write_uuid(pb, package->type, package->instance);
1845 70 av_log(s, AV_LOG_DEBUG, "package type:%d\n", package->type);
1846 PRINT_KEY(s, "package uid", pb->buf_ptr - 16);
1847
1848 // write package umid
1849 70 mxf_write_local_tag(s, 32, 0x4401);
1850 70 mxf_write_umid(s, package->instance);
1851 PRINT_KEY(s, "package umid second part", pb->buf_ptr - 16);
1852
1853 // package name
1854
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 70 if (name_size)
1855 2 mxf_write_local_tag_utf16(s, 0x4402, package->name);
1856
1857 // package creation date
1858 70 mxf_write_local_tag(s, 8, 0x4405);
1859 70 avio_wb64(pb, mxf->timestamp);
1860
1861 // package modified date
1862 70 mxf_write_local_tag(s, 8, 0x4404);
1863 70 avio_wb64(pb, mxf->timestamp);
1864
1865 // write track refs
1866 70 mxf_write_local_tag(s, track_count*16 + 8, 0x4403);
1867 70 mxf_write_refs_count(pb, track_count);
1868 // these are the uuids of the tracks the will be written in mxf_write_track
1869
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 260 for (i = 0; i < track_count; i++)
1870 190 mxf_write_uuid(pb, Track, mxf->track_instance_count + i);
1871
1872 // write user comment refs
1873
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 70 if (mxf->store_user_comments) {
1874 12 mxf_write_local_tag(s, user_comment_count*16 + 8, 0x4406);
1875 12 mxf_write_refs_count(pb, user_comment_count);
1876
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 18 for (i = 0; i < user_comment_count; i++)
1877 6 mxf_write_uuid(pb, TaggedValue, mxf->tagged_value_count - user_comment_count + i);
1878 }
1879
1880 // write multiple descriptor reference
1881
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 70 if (package->type == SourcePackage && package->instance == 1) {
1882 34 mxf_write_local_tag(s, 16, 0x4701);
1883
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 34 if (s->nb_streams > 1) {
1884 22 mxf_write_uuid(pb, MultipleDescriptor, 0);
1885 22 mxf_write_multi_descriptor(s);
1886 } else
1887 12 mxf_write_uuid(pb, SubDescriptor, 0);
1888
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 36 } else if (package->type == SourcePackage && package->instance == 2) {
1889 2 mxf_write_local_tag(s, 16, 0x4701);
1890 2 mxf_write_uuid(pb, TapeDescriptor, 0);
1891 2 mxf_write_tape_descriptor(s);
1892 }
1893
1894 /*
1895 * for every 1 track in a package there is 1 sequence and 1 component.
1896 * all 3 of these elements share the same instance number for generating
1897 * there instance uuids. mxf->track_instance_count stores this value.
1898 * mxf->track_instance_count is incremented after a group of all 3 of
1899 * these elements are written.
1900 */
1901
1902 // write timecode track
1903 70 mxf_write_track(s, mxf->timecode_track, package);
1904 70 mxf_write_sequence(s, mxf->timecode_track, package);
1905 70 mxf_write_timecode_component(s, mxf->timecode_track, package);
1906 70 mxf->track_instance_count++;
1907
1908
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 190 for (i = 0; i < s->nb_streams; i++) {
1909 120 AVStream *st = s->streams[i];
1910 120 mxf_write_track(s, st, package);
1911 120 mxf_write_sequence(s, st, package);
1912 120 mxf_write_structural_component(s, st, package);
1913 120 mxf->track_instance_count++;
1914
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 120 if (package->type == SourcePackage && package->instance == 1) {
1916 58 MXFStreamContext *sc = st->priv_data;
1917 58 int ret = mxf_essence_container_uls[sc->index].write_desc(s, st);
1918
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 58 if (ret < 0)
1919 ✗ return ret;
1920 }
1921 }
1922
1923 70 return 0;
1924 }
1925
1926 34 static int mxf_write_essence_container_data(AVFormatContext *s)
1927 {
1928 34 AVIOContext *pb = s->pb;
1929
1930 34 mxf_write_metadata_key(pb, 0x012300);
1931 34 klv_encode_ber_length(pb, 72);
1932
1933 34 mxf_write_local_tag(s, 16, 0x3C0A); // Instance UID
1934 34 mxf_write_uuid(pb, EssenceContainerData, 0);
1935
1936 34 mxf_write_local_tag(s, 32, 0x2701); // Linked Package UID
1937 34 mxf_write_umid(s, 1);
1938
1939 34 mxf_write_local_tag(s, 4, 0x3F07); // BodySID
1940 34 avio_wb32(pb, 1);
1941
1942 34 mxf_write_local_tag(s, 4, 0x3F06); // IndexSID
1943 34 avio_wb32(pb, 2);
1944
1945 34 return 0;
1946 }
1947
1948 34 static int mxf_write_header_metadata_sets(AVFormatContext *s)
1949 {
1950 34 MXFContext *mxf = s->priv_data;
1951 34 AVDictionaryEntry *entry = NULL;
1952 34 AVStream *st = NULL;
1953 int i;
1954 34 MXFPackage packages[3] = {{0}};
1955 34 int package_count = 2;
1956 34 packages[0].type = MaterialPackage;
1957 34 packages[1].type = SourcePackage;
1958 34 packages[1].instance = 1;
1959 34 packages[0].ref = &packages[1];
1960
1961
1962
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 34 if (entry = av_dict_get(s->metadata, "material_package_name", NULL, 0))
1963 ✗ packages[0].name = entry->value;
1964
1965
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 34 if (entry = av_dict_get(s->metadata, "file_package_name", NULL, 0)) {
1966 ✗ packages[1].name = entry->value;
1967 } else {
1968 /* check if any of the streams contain a file_package_name */
1969
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 92 for (i = 0; i < s->nb_streams; i++) {
1970 58 st = s->streams[i];
1971
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 58 if (entry = av_dict_get(st->metadata, "file_package_name", NULL, 0)) {
1972 ✗ packages[1].name = entry->value;
1973 ✗ break;
1974 }
1975 }
1976 }
1977
1978 34 entry = av_dict_get(s->metadata, "reel_name", NULL, 0);
1979
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 34 if (entry) {
1980 2 packages[2].name = entry->value;
1981 2 packages[2].type = SourcePackage;
1982 2 packages[2].instance = 2;
1983 2 packages[1].ref = &packages[2];
1984 2 package_count = 3;
1985 }
1986
1987 34 mxf_write_preface(s);
1988 34 mxf_write_identification(s);
1989 34 mxf_write_content_storage(s, packages, package_count);
1990 34 mxf->track_instance_count = 0;
1991
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 104 for (i = 0; i < package_count; i++) {
1992 70 int ret = mxf_write_package(s, &packages[i]);
1993
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 70 if (ret < 0)
1994 ✗ return ret;
1995 }
1996 34 mxf_write_essence_container_data(s);
1997 34 return 0;
1998 }
1999
2000 1416 static unsigned klv_fill_size(uint64_t size)
2001 {
2002 1416 unsigned pad = KAG_SIZE - (size & (KAG_SIZE-1));
2003
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 1416 if (pad < 20) // smallest fill item possible
2004 5 return pad + KAG_SIZE;
2005 else
2006 1411 return pad & (KAG_SIZE-1);
2007 }
2008
2009 218 static int mxf_check_frame_offset(AVFormatContext *s, int offset)
2010 {
2011
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 218 if (offset >= INT8_MIN && offset <= INT8_MAX)
2012 218 return 0;
2013
2014 ✗ av_log(s, AV_LOG_ERROR, "Current implementation requires frame offset (%d) "
2015 "to be within the range of [%d,%d]. Please reduce encoder GOP size, "
2016 "or add support for wider frame offset ranges.\n",
2017 offset, INT8_MIN, INT8_MAX);
2018 ✗ return AVERROR_PATCHWELCOME;
2019 }
2020
2021 31 static int mxf_write_index_table_segment(AVFormatContext *s)
2022 {
2023 31 MXFContext *mxf = s->priv_data;
2024 31 AVIOContext *pb = s->pb;
2025 31 int i, j, temporal_reordering = 0;
2026 31 int key_index = mxf->last_key_index;
2027 31 int prev_non_b_picture = 0;
2028 31 int audio_frame_size = 0;
2029 int64_t pos;
2030 int err;
2031
2032 31 av_log(s, AV_LOG_DEBUG, "edit units count %d\n", mxf->edit_units_count);
2033
2034
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 31 if (!mxf->edit_units_count && !mxf->edit_unit_byte_count)
2035 9 return 0;
2036
2037 22 avio_write(pb, index_table_segment_key, 16);
2038
2039 22 klv_encode_ber4_length(pb, 0);
2040 22 pos = avio_tell(pb);
2041
2042 // instance id
2043 22 mxf_write_local_tag(s, 16, 0x3C0A);
2044 22 mxf_write_uuid(pb, IndexTableSegment, mxf->last_indexed_edit_unit);
2045
2046 // index edit rate
2047 22 mxf_write_local_tag(s, 8, 0x3F0B);
2048 22 avio_wb32(pb, mxf->time_base.den);
2049 22 avio_wb32(pb, mxf->time_base.num);
2050
2051 // index start position
2052 22 mxf_write_local_tag(s, 8, 0x3F0C);
2053 22 avio_wb64(pb, mxf->last_indexed_edit_unit);
2054
2055 // index duration
2056 22 mxf_write_local_tag(s, 8, 0x3F0D);
2057
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 22 if (mxf->edit_unit_byte_count)
2058 12 avio_wb64(pb, 0); // index table covers whole container
2059 else
2060 10 avio_wb64(pb, mxf->edit_units_count);
2061
2062 // edit unit byte count
2063 22 mxf_write_local_tag(s, 4, 0x3F05);
2064 22 avio_wb32(pb, mxf->edit_unit_byte_count);
2065
2066 // index sid
2067 22 mxf_write_local_tag(s, 4, 0x3F06);
2068 22 avio_wb32(pb, 2);
2069
2070 // body sid
2071 22 mxf_write_local_tag(s, 4, 0x3F07);
2072 22 avio_wb32(pb, 1);
2073
2074 // real slice count - 1
2075 22 mxf_write_local_tag(s, 1, 0x3F08);
2076 22 avio_w8(pb, !mxf->edit_unit_byte_count); // only one slice for CBR
2077
2078 // delta entry array
2079 22 mxf_write_local_tag(s, 8 + (s->nb_streams+1)*6, 0x3F09);
2080 22 avio_wb32(pb, s->nb_streams+1); // num of entries
2081 22 avio_wb32(pb, 6); // size of one entry
2082 // write system item delta entry
2083 22 avio_w8(pb, 0);
2084 22 avio_w8(pb, 0); // slice entry
2085 22 avio_wb32(pb, 0); // element delta
2086 // write each stream delta entry
2087
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 60 for (i = 0; i < s->nb_streams; i++) {
2088 38 AVStream *st = s->streams[i];
2089 38 MXFStreamContext *sc = st->priv_data;
2090 38 avio_w8(pb, sc->temporal_reordering);
2091
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 38 if (sc->temporal_reordering)
2092 3 temporal_reordering = 1;
2093
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 38 if (mxf->edit_unit_byte_count) {
2094 20 avio_w8(pb, 0); // slice number
2095 20 avio_wb32(pb, sc->slice_offset);
2096
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 18 } else if (i == 0) { // video track
2097 10 avio_w8(pb, 0); // slice number
2098 10 avio_wb32(pb, KAG_SIZE); // system item size including klv fill
2099 } else { // audio or data track
2100
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 8 if (!audio_frame_size) {
2101 7 audio_frame_size = sc->frame_size;
2102 7 audio_frame_size += klv_fill_size(audio_frame_size);
2103 }
2104 8 avio_w8(pb, 1);
2105 8 avio_wb32(pb, (i-1)*audio_frame_size); // element delta
2106 }
2107 }
2108
2109
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 22 if (!mxf->edit_unit_byte_count) {
2110 10 MXFStreamContext *sc = s->streams[0]->priv_data;
2111 10 mxf_write_local_tag(s, 8 + mxf->edit_units_count*15, 0x3F0A);
2112 10 avio_wb32(pb, mxf->edit_units_count); // num of entries
2113 10 avio_wb32(pb, 15); // size of one entry
2114
2115
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 151 for (i = 0; i < mxf->edit_units_count; i++) {
2116 141 int temporal_offset = 0;
2117
2118
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 141 if (!(mxf->index_entries[i].flags & 0x33)) { // I-frame
2119 54 sc->max_gop = FFMAX(sc->max_gop, i - mxf->last_key_index);
2120 54 mxf->last_key_index = key_index;
2121 54 key_index = i;
2122 }
2123
2124
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 141 if (temporal_reordering) {
2125 80 int pic_num_in_gop = i - key_index;
2126
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 80 if (pic_num_in_gop != mxf->index_entries[i].temporal_ref) {
2127
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 444 for (j = key_index; j < mxf->edit_units_count; j++) {
2128
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 444 if (pic_num_in_gop == mxf->index_entries[j].temporal_ref)
2129 77 break;
2130 }
2131
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 77 if (j == mxf->edit_units_count)
2132 ✗ av_log(s, AV_LOG_WARNING, "missing frames\n");
2133 77 temporal_offset = j - key_index - pic_num_in_gop;
2134 77 err = mxf_check_frame_offset(s, temporal_offset);
2135
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 77 if (err < 0)
2136 ✗ return err;
2137 }
2138 }
2139 141 avio_w8(pb, temporal_offset);
2140
2141
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 141 if ((mxf->index_entries[i].flags & 0x30) == 0x30) { // back and forward prediction
2142 51 int offset = mxf->last_key_index - i;
2143 51 err = mxf_check_frame_offset(s, offset);
2144
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 51 if (err < 0)
2145 ✗ return err;
2146 51 sc->b_picture_count = FFMAX(sc->b_picture_count, i - prev_non_b_picture);
2147 51 avio_w8(pb, offset);
2148 } else {
2149 90 int offset = key_index - i;
2150 90 err = mxf_check_frame_offset(s, offset);
2151
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 90 if (err < 0)
2152 ✗ return err;
2153 90 avio_w8(pb, offset); // key frame offset
2154
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 90 if ((mxf->index_entries[i].flags & 0x20) == 0x20) // only forward
2155 36 mxf->last_key_index = key_index;
2156 90 prev_non_b_picture = i;
2157 }
2158
2159
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 141 if (!(mxf->index_entries[i].flags & 0x33) && // I-frame
2160
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 54 mxf->index_entries[i].flags & 0x40 && !temporal_offset)
2161 18 mxf->index_entries[i].flags |= 0x80; // random access
2162 141 avio_w8(pb, mxf->index_entries[i].flags);
2163 // stream offset
2164 141 avio_wb64(pb, mxf->index_entries[i].offset);
2165
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 141 if (s->nb_streams > 1)
2166 111 avio_wb32(pb, mxf->index_entries[i].slice_offset);
2167 else
2168 30 avio_wb32(pb, 0);
2169 }
2170
2171 10 mxf->last_key_index = key_index - mxf->edit_units_count;
2172 10 mxf->last_indexed_edit_unit += mxf->edit_units_count;
2173 10 mxf->edit_units_count = 0;
2174 }
2175
2176 22 mxf_update_klv_size(pb, pos);
2177
2178 22 return 0;
2179 }
2180
2181 891 static void mxf_write_klv_fill(AVFormatContext *s)
2182 {
2183 891 unsigned pad = klv_fill_size(avio_tell(s->pb));
2184
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 891 if (pad) {
2185 882 avio_write(s->pb, klv_fill_key, 16);
2186 882 pad -= 16 + 4;
2187 882 klv_encode_ber4_length(s->pb, pad);
2188 882 ffio_fill(s->pb, 0, pad);
2189 av_assert1(!(avio_tell(s->pb) & (KAG_SIZE-1)));
2190 }
2191 891 }
2192
2193 66 static int mxf_write_partition(AVFormatContext *s, int bodysid,
2194 int indexsid,
2195 const uint8_t *key, int write_metadata)
2196 {
2197 66 MXFContext *mxf = s->priv_data;
2198 66 AVIOContext *pb = s->pb;
2199 int64_t header_byte_count_offset;
2200 66 unsigned index_byte_count = 0;
2201 66 uint64_t partition_offset = avio_tell(pb);
2202 int err;
2203
2204
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 66 if (!mxf->edit_unit_byte_count && mxf->edit_units_count)
2205 10 index_byte_count = 85 + 12+(s->nb_streams+1)*6 +
2206 10 12+mxf->edit_units_count*15;
2207
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 56 else if (mxf->edit_unit_byte_count && indexsid)
2208 12 index_byte_count = 80;
2209
2210
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 66 if (index_byte_count) {
2211 22 index_byte_count += 16 + 4; // add encoded ber4 length
2212 22 index_byte_count += klv_fill_size(index_byte_count);
2213 }
2214
2215
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 66 if (key && !memcmp(key, body_partition_key, 16)) {
2216
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 12 if ((err = av_reallocp_array(&mxf->body_partition_offset, mxf->body_partitions_count + 1,
2217 sizeof(*mxf->body_partition_offset))) < 0) {
2218 ✗ mxf->body_partitions_count = 0;
2219 ✗ return err;
2220 }
2221 12 mxf->body_partition_offset[mxf->body_partitions_count++] = partition_offset;
2222 }
2223
2224 // write klv
2225
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 66 if (key)
2226 63 avio_write(pb, key, 16);
2227 else
2228 3 avio_write(pb, body_partition_key, 16);
2229
2230
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 66 klv_encode_ber4_length(pb, 88 + 16LL * DESCRIPTOR_COUNT(mxf->essence_container_count));
2231
2232 // write partition value
2233 66 avio_wb16(pb, 1); // majorVersion
2234 66 avio_wb16(pb, 3); // minorVersion
2235 66 avio_wb32(pb, KAG_SIZE); // KAGSize
2236
2237 66 avio_wb64(pb, partition_offset); // ThisPartition
2238
2239
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 66 if (key && !memcmp(key, body_partition_key, 16) && mxf->body_partitions_count > 1)
2240 ✗ avio_wb64(pb, mxf->body_partition_offset[mxf->body_partitions_count-2]); // PreviousPartition
2241
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 66 else if (key && !memcmp(key, footer_partition_key, 16) && mxf->body_partitions_count)
2242 12 avio_wb64(pb, mxf->body_partition_offset[mxf->body_partitions_count-1]); // PreviousPartition
2243 else
2244 54 avio_wb64(pb, 0);
2245
2246 66 avio_wb64(pb, mxf->footer_partition_offset); // footerPartition
2247
2248 // set offset
2249 66 header_byte_count_offset = avio_tell(pb);
2250 66 avio_wb64(pb, 0); // headerByteCount, update later
2251
2252 // indexTable
2253 66 avio_wb64(pb, index_byte_count); // indexByteCount
2254
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 66 avio_wb32(pb, index_byte_count ? indexsid : 0); // indexSID
2255
2256 // BodyOffset
2257
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 66 if (bodysid && mxf->edit_units_count && mxf->body_partitions_count && !IS_OPATOM(s))
2258 ✗ avio_wb64(pb, mxf->body_offset);
2259 else
2260 66 avio_wb64(pb, 0);
2261
2262 66 avio_wb32(pb, bodysid); // bodySID
2263
2264 // operational pattern
2265
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 66 if (IS_OPATOM(s))
2266 15 avio_write(pb, opatom_ul, 16);
2267 else
2268 51 avio_write(pb, op1a_ul, 16);
2269
2270 // essence container
2271 66 mxf_write_essence_container_refs(s);
2272
2273
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 66 if (write_metadata) {
2274 // mark the start of the headermetadata and calculate metadata size
2275 int64_t pos, start;
2276 unsigned header_byte_count;
2277
2278 34 mxf_write_klv_fill(s);
2279 34 start = avio_tell(s->pb);
2280 34 mxf_write_primer_pack(s);
2281 34 mxf_write_klv_fill(s);
2282 34 mxf_write_header_metadata_sets(s);
2283 34 pos = avio_tell(s->pb);
2284 34 header_byte_count = pos - start + klv_fill_size(pos);
2285
2286 // update header_byte_count
2287 34 avio_seek(pb, header_byte_count_offset, SEEK_SET);
2288 34 avio_wb64(pb, header_byte_count);
2289 34 avio_seek(pb, pos, SEEK_SET);
2290 }
2291
2292
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 66 if(key)
2293 63 avio_write_marker(pb, AV_NOPTS_VALUE, AVIO_DATA_MARKER_FLUSH_POINT);
2294
2295 66 return 0;
2296 }
2297
2298 static const struct {
2299 int profile;
2300 UID codec_ul;
2301 } mxf_prores_codec_uls[] = {
2302 { AV_PROFILE_PRORES_PROXY, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x01,0x00 } },
2303 { AV_PROFILE_PRORES_LT, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x02,0x00 } },
2304 { AV_PROFILE_PRORES_STANDARD, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x03,0x00 } },
2305 { AV_PROFILE_PRORES_HQ, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x04,0x00 } },
2306 { AV_PROFILE_PRORES_4444, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x05,0x00 } },
2307 { AV_PROFILE_PRORES_XQ, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x06,0x00 } },
2308 };
2309
2310 5 static int mxf_parse_prores_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
2311 {
2312 5 MXFContext *mxf = s->priv_data;
2313 5 MXFStreamContext *sc = st->priv_data;
2314 int i, profile;
2315
2316
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 5 if (mxf->header_written)
2317 4 return 1;
2318
2319 1 profile = st->codecpar->profile;
2320
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 1 for (i = 0; i < FF_ARRAY_ELEMS(mxf_prores_codec_uls); i++) {
2321
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 1 if (profile == mxf_prores_codec_uls[i].profile) {
2322 1 sc->codec_ul = &mxf_prores_codec_uls[i].codec_ul;
2323 1 break;
2324 }
2325 }
2326
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 1 if (i == FF_ARRAY_ELEMS(mxf_prores_codec_uls))
2327 ✗ return 0;
2328
2329 1 sc->frame_size = pkt->size;
2330
2331 1 return 1;
2332 }
2333
2334 static const struct {
2335 uint16_t cid;
2336 uint8_t interlaced;
2337 UID codec_ul;
2338 } mxf_dnxhd_codec_uls[] = {
2339 { 1235, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x01,0x00,0x00 } }, // 1080p 10bit HIGH
2340 { 1237, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x03,0x00,0x00 } }, // 1080p 8bit MED
2341 { 1238, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x04,0x00,0x00 } }, // 1080p 8bit HIGH
2342 { 1241, 1, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x07,0x00,0x00 } }, // 1080i 10bit HIGH
2343 { 1242, 1, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x08,0x00,0x00 } }, // 1080i 8bit MED
2344 { 1243, 1, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x09,0x00,0x00 } }, // 1080i 8bit HIGH
2345 { 1244, 1, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x0a,0x00,0x00 } }, // 1080i 8bit TR
2346 { 1250, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x10,0x00,0x00 } }, // 720p 10bit
2347 { 1251, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x11,0x00,0x00 } }, // 720p 8bit HIGH
2348 { 1252, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x12,0x00,0x00 } }, // 720p 8bit MED
2349 { 1253, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x13,0x00,0x00 } }, // 720p 8bit LOW
2350 { 1256, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x16,0x00,0x00 } }, // 1080p 10bit 444
2351 { 1258, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x18,0x00,0x00 } }, // 720p 8bit TR
2352 { 1259, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x19,0x00,0x00 } }, // 1080p 8bit TR
2353 { 1260, 1, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x1a,0x00,0x00 } }, // 1080i 8bit TR MBAFF
2354 { 1270, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x24,0x00,0x00 } }, // DNXHR 444
2355 { 1271, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x25,0x00,0x00 } }, // DNXHR HQX
2356 { 1272, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x26,0x00,0x00 } }, // DNXHR HQ
2357 { 1273, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x27,0x00,0x00 } }, // DNXHR SQ
2358 { 1274, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x28,0x00,0x00 } }, // DNXHR LB
2359 };
2360
2361 25 static int mxf_parse_dnxhd_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
2362 {
2363 25 MXFContext *mxf = s->priv_data;
2364 25 MXFStreamContext *sc = st->priv_data;
2365 int i;
2366
2367
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 25 if (mxf->header_written)
2368 24 return 1;
2369
2370
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 1 if (pkt->size < 43)
2371 ✗ return 0;
2372
2373 1 sc->cid = AV_RB32(pkt->data + 0x28);
2374
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 11 for (i = 0; i < FF_ARRAY_ELEMS(mxf_dnxhd_codec_uls); i++) {
2375
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 11 if (sc->cid == mxf_dnxhd_codec_uls[i].cid) {
2376 1 sc->codec_ul = &mxf_dnxhd_codec_uls[i].codec_ul;
2377 1 sc->interlaced = mxf_dnxhd_codec_uls[i].interlaced;
2378 1 break;
2379 }
2380 }
2381
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 1 if (i == FF_ARRAY_ELEMS(mxf_dnxhd_codec_uls))
2382 ✗ return 0;
2383
2384
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 1 if (sc->cid >= 1270) { // RI raster
2385 ✗ av_reduce(&sc->aspect_ratio.num, &sc->aspect_ratio.den,
2386 ✗ st->codecpar->width, st->codecpar->height,
2387 INT_MAX);
2388 } else {
2389 1 sc->aspect_ratio = (AVRational){ 16, 9 };
2390 }
2391
2392 1 sc->frame_size = pkt->size;
2393
2394
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 1 if (sc->cid == 1270 || sc->cid == 1256)
2395 ✗ sc->picture_descriptor_key = &mxf_rgba_descriptor_key;
2396
2397 1 return 1;
2398 }
2399
2400 static const struct {
2401 const UID container_ul;
2402 const UID codec_ul;
2403 } mxf_dv_uls[] = {
2404 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x01,0x01 }, // IEC DV25 525/60
2405 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x01,0x01,0x00 } },
2406 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x02,0x01 }, // IEC DV25 626/50
2407 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x01,0x02,0x00 } },
2408 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x40,0x01 }, // DV25 525/60
2409 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x01,0x00 }, },
2410 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x41,0x01 }, // DV25 625/50
2411 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x02,0x00 }, },
2412 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x50,0x01 }, // DV50 525/60
2413 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x03,0x00 }, },
2414 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x51,0x01 }, // DV50 625/50
2415 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x04,0x00 }, },
2416 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x60,0x01 }, // DV100 1080/60
2417 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x05,0x00 }, },
2418 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x61,0x01 }, // DV100 1080/50
2419 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x06,0x00 }, },
2420 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x62,0x01 }, // DV100 720/60
2421 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x07,0x00 }, },
2422 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x63,0x01 }, // DV100 720/50
2423 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x08,0x00 }, },
2424 };
2425
2426 75 static int mxf_parse_dv_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
2427 {
2428 75 MXFContext *mxf = s->priv_data;
2429 75 MXFStreamContext *sc = st->priv_data;
2430 const uint8_t *vs_pack, *vsc_pack;
2431 int apt, ul_index, stype, pal;
2432
2433
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 75 if (mxf->header_written)
2434 72 return 1;
2435
2436 // Check for minimal frame size
2437
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 3 if (pkt->size < 120000)
2438 ✗ return -1;
2439
2440 3 apt = pkt->data[4] & 0x7;
2441 3 vs_pack = pkt->data + 80*5 + 48;
2442 3 vsc_pack = pkt->data + 80*5 + 53;
2443 3 stype = vs_pack[3] & 0x1f;
2444 3 pal = (vs_pack[3] >> 5) & 0x1;
2445
2446
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 3 if ((vsc_pack[2] & 0x07) == 0x02) {
2447 2 sc->aspect_ratio = (AVRational){ 16, 9 };
2448 } else {
2449 1 sc->aspect_ratio = (AVRational){ 4, 3 };
2450 }
2451
2452 3 sc->interlaced = (vsc_pack[3] >> 4) & 0x01;
2453 // TODO: fix dv encoder to set proper FF/FS value in VSC pack
2454 // and set field dominance accordingly
2455 // av_log(s, AV_LOG_DEBUG, "DV vsc pack ff/ss = %x\n", vsc_pack[2] >> 6);
2456
2457
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 3 switch (stype) {
2458 ✗ case 0x18: // DV100 720p
2459 ✗ ul_index = 8+pal;
2460 ✗ if (sc->interlaced) {
2461 ✗ av_log(s, AV_LOG_ERROR, "source marked as interlaced but codec profile is progressive\n");
2462 ✗ sc->interlaced = 0;
2463 }
2464 ✗ break;
2465 1 case 0x14: // DV100 1080i
2466 1 ul_index = 6+pal;
2467 1 break;
2468 1 case 0x04: // DV50
2469 1 ul_index = 4+pal;
2470 1 break;
2471 1 default: // DV25
2472
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 1 if (!apt) { // IEC
2473 1 ul_index = 0+pal;
2474 } else {
2475 ✗ ul_index = 2+pal;
2476 }
2477 }
2478
2479 3 sc->container_ul = &mxf_dv_uls[ul_index].container_ul;
2480 3 sc->codec_ul = &mxf_dv_uls[ul_index].codec_ul;
2481
2482 3 sc->frame_size = pkt->size;
2483
2484 3 return 1;
2485 }
2486
2487 static const struct {
2488 UID uid;
2489 int frame_size;
2490 uint8_t profile;
2491 uint8_t interlaced;
2492 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
2493 } mxf_h264_codec_uls[] = {
2494 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x11,0x01 }, 0, 66, 0, -1 }, // AVC Baseline
2495 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x20,0x01 }, 0, 77, 0, -1 }, // AVC Main
2496 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x30,0x01 }, 0, 88, 0, -1 }, // AVC Extended
2497 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x40,0x01 }, 0, 100, 0, -1 }, // AVC High
2498 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x50,0x01 }, 0, 110, 0, 0 }, // AVC High 10
2499 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x60,0x01 }, 0, 122, 0, 0 }, // AVC High 422
2500 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x70,0x01 }, 0, 244, 0, 0 }, // AVC High 444
2501 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x20,0x01 }, 0, 110, 0, 1 }, // AVC High 10 Intra
2502 {{ 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
2503 {{ 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
2504 {{ 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
2505 {{ 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
2506 {{ 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
2507 {{ 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
2508 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x30,0x01 }, 0, 122, 0, 1 }, // AVC High 422 Intra
2509 {{ 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
2510 {{ 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
2511 {{ 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
2512 {{ 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
2513 {{ 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
2514 {{ 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
2515 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x01,0x32,0x40,0x01 }, 0, 244, 0, 1 }, // AVC High 444 Intra
2516 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x01,0x32,0x50,0x01 }, 0, 44, 0, -1 }, // AVC CAVLC 444
2517 };
2518
2519 ✗ static int mxf_parse_h264_frame(AVFormatContext *s, AVStream *st,
2520 AVPacket *pkt, MXFIndexEntry *e)
2521 {
2522 ✗ MXFContext *mxf = s->priv_data;
2523 ✗ MXFStreamContext *sc = st->priv_data;
2524 ✗ H264SPS seq, *const sps = &seq;
2525 GetBitContext gb;
2526 ✗ const uint8_t *buf = pkt->data;
2527 ✗ const uint8_t *buf_end = pkt->data + pkt->size;
2528 const uint8_t *nal_end;
2529 ✗ const UID *codec_ul = NULL;
2530 ✗ uint32_t state = -1;
2531 ✗ int extra_size = 512; // support AVC Intra files without SPS/PPS header
2532 ✗ int i, frame_size, slice_type, has_sps = 0, intra_only = 0, avc_intra = 0, ret;
2533
2534 for (;;) {
2535 ✗ buf = avpriv_find_start_code(buf, buf_end, &state);
2536 ✗ if (buf >= buf_end)
2537 ✗ break;
2538
2539 ✗ switch (state & 0x1f) {
2540 ✗ case H264_NAL_SPS:
2541 ✗ e->flags |= 0x40;
2542
2543 ✗ if (mxf->header_written)
2544 ✗ break;
2545
2546 ✗ nal_end = ff_nal_find_startcode(buf, buf_end);
2547 ✗ ret = ff_avc_decode_sps(sps, buf, nal_end - buf);
2548 ✗ if (ret < 0) {
2549 ✗ av_log(s, AV_LOG_ERROR, "error parsing sps\n");
2550 ✗ return 0;
2551 }
2552 ✗ has_sps = 1;
2553
2554 ✗ sc->aspect_ratio.num = st->codecpar->width * sps->sar.num;
2555 ✗ sc->aspect_ratio.den = st->codecpar->height * sps->sar.den;
2556 ✗ av_reduce(&sc->aspect_ratio.num, &sc->aspect_ratio.den,
2557 ✗ sc->aspect_ratio.num, sc->aspect_ratio.den, 1024*1024);
2558 ✗ intra_only = (sps->constraint_set_flags >> 3) & 1;
2559 ✗ sc->interlaced = !sps->frame_mbs_only_flag;
2560
2561 ✗ buf = nal_end;
2562 ✗ break;
2563 ✗ case H264_NAL_PPS:
2564 ✗ if (e->flags & 0x40) { // sequence header present
2565 ✗ e->flags |= 0x80; // random access
2566 ✗ extra_size = 0;
2567 }
2568 ✗ break;
2569 ✗ case H264_NAL_IDR_SLICE:
2570 ✗ e->flags |= 0x04; // IDR Picture
2571 ✗ buf = buf_end;
2572 ✗ break;
2573 ✗ case H264_NAL_SLICE:
2574 ✗ init_get_bits8(&gb, buf, buf_end - buf);
2575 ✗ get_ue_golomb_long(&gb); // skip first_mb_in_slice
2576 ✗ slice_type = get_ue_golomb_31(&gb);
2577 ✗ switch (slice_type % 5) {
2578 ✗ case 0:
2579 ✗ e->flags |= 0x20; // P Picture
2580 ✗ e->flags |= 0x06; // P Picture
2581 ✗ break;
2582 ✗ case 1:
2583 ✗ e->flags |= 0x30; // B Picture
2584 ✗ e->flags |= 0x03; // non-referenced B Picture
2585 ✗ break;
2586 }
2587 ✗ buf = buf_end;
2588 ✗ break;
2589 ✗ default:
2590 ✗ break;
2591 }
2592 }
2593
2594 ✗ if (mxf->header_written)
2595 ✗ return 1;
2596
2597 ✗ if (!has_sps)
2598 ✗ sc->interlaced = st->codecpar->field_order != AV_FIELD_PROGRESSIVE ? 1 : 0;
2599 ✗ frame_size = pkt->size + extra_size;
2600
2601 ✗ for (i = 0; i < FF_ARRAY_ELEMS(mxf_h264_codec_uls); i++) {
2602 ✗ if (frame_size == mxf_h264_codec_uls[i].frame_size && sc->interlaced == mxf_h264_codec_uls[i].interlaced) {
2603 ✗ codec_ul = &mxf_h264_codec_uls[i].uid;
2604 ✗ sc->aspect_ratio = (AVRational){ 16, 9 }; // 16:9 is mandatory for broadcast HD
2605 ✗ st->codecpar->profile = mxf_h264_codec_uls[i].profile;
2606 ✗ avc_intra = 1;
2607 ✗ mxf->cbr_index = 1;
2608 ✗ sc->frame_size = pkt->size;
2609 ✗ if (sc->interlaced)
2610 ✗ sc->field_dominance = 1; // top field first is mandatory for AVC Intra
2611 ✗ break;
2612 ✗ } else if (has_sps && mxf_h264_codec_uls[i].frame_size == 0 &&
2613 ✗ mxf_h264_codec_uls[i].profile == sps->profile_idc &&
2614 ✗ (mxf_h264_codec_uls[i].intra_only < 0 ||
2615 ✗ mxf_h264_codec_uls[i].intra_only == intra_only)) {
2616 ✗ codec_ul = &mxf_h264_codec_uls[i].uid;
2617 ✗ st->codecpar->profile = sps->profile_idc;
2618 ✗ st->codecpar->level = sps->level_idc;
2619 // continue to check for avc intra
2620 }
2621 }
2622
2623 ✗ if (!codec_ul) {
2624 ✗ av_log(s, AV_LOG_ERROR, "h264 profile not supported\n");
2625 ✗ return 0;
2626 }
2627
2628 ✗ sc->codec_ul = codec_ul;
2629
2630 ✗ if (avc_intra)
2631 ✗ sc->picture_descriptor_key = &mxf_mpegvideo_descriptor_key;
2632 else
2633 ✗ sc->sub_descriptor = AVCSubDescriptor;
2634
2635 ✗ return 1;
2636 }
2637
2638 2 static inline int get_ffv1_unsigned_symbol(RangeCoder *c, uint8_t *state) {
2639
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 2 if(get_rac(c, state+0))
2640 ✗ return 0;
2641 else{
2642 int i, e;
2643 unsigned a;
2644 2 e= 0;
2645
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 5 while(get_rac(c, state+1 + FFMIN(e,9))){ //1..10
2646 3 e++;
2647
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 3 if (e > 31)
2648 ✗ return AVERROR_INVALIDDATA;
2649 }
2650
2651 2 a= 1;
2652
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 5 for(i=e-1; i>=0; i--){
2653
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 3 a += a + get_rac(c, state+22 + FFMIN(i,9)); //22..31
2654 }
2655
2656 2 return a;
2657 }
2658 }
2659 #define FFV1_CONTEXT_SIZE 32
2660 25 static int mxf_parse_ffv1_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
2661 {
2662 25 MXFContext *mxf = s->priv_data;
2663 25 MXFStreamContext *sc = st->priv_data;
2664 25 const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(st->codecpar->format);
2665 uint8_t state[FFV1_CONTEXT_SIZE];
2666 RangeCoder c;
2667 unsigned v;
2668
2669 25 sc->frame_size = pkt->size;
2670
2671
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 25 if (mxf->header_written)
2672 24 return 1;
2673
2674 1 memset(state, 128, sizeof(state));
2675
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 1 if (st->codecpar->extradata) {
2676 1 ff_init_range_decoder(&c, st->codecpar->extradata, st->codecpar->extradata_size);
2677 1 ff_build_rac_states(&c, 0.05 * (1LL << 32), 256 - 8);
2678 1 v = get_ffv1_unsigned_symbol(&c, state);
2679
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 1 av_assert0(v >= 2);
2680
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 1 if (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 ✗ av_assert0(v < 2);
2692 }
2693 1 sc->codec_ul = &mxf_ffv1_codec_uls[v];
2694 1 sc->sub_descriptor = FFV1SubDescriptor;
2695
2696
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 1 if (st->codecpar->field_order > AV_FIELD_PROGRESSIVE) {
2697 ✗ sc->interlaced = 1;
2698 ✗ sc->field_dominance = st->codecpar->field_order == (st->codecpar->field_order == AV_FIELD_TT || st->codecpar->field_order == AV_FIELD_TB) ? 1 : 2;
2699 }
2700 1 sc->aspect_ratio.num = st->codecpar->width * st->codecpar->sample_aspect_ratio.num;
2701 1 sc->aspect_ratio.den = st->codecpar->height * st->codecpar->sample_aspect_ratio.den;
2702 1 av_reduce(&sc->aspect_ratio.num, &sc->aspect_ratio.den,
2703 1 sc->aspect_ratio.num, sc->aspect_ratio.den, INT_MAX);
2704
2705
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 1 if (pix_desc->flags & AV_PIX_FMT_FLAG_RGB)
2706 ✗ sc->picture_descriptor_key = &mxf_rgba_descriptor_key;
2707
2708 1 return 1;
2709 }
2710
2711 ✗ static int mxf_parse_jpeg2000_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
2712 {
2713 ✗ MXFContext *mxf = s->priv_data;
2714 ✗ MXFStreamContext *sc = st->priv_data;
2715 ✗ const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(st->codecpar->format);
2716 GetByteContext g;
2717 uint32_t j2k_ncomponents;
2718
2719 ✗ if (mxf->header_written)
2720 ✗ return 1;
2721
2722 ✗ bytestream2_init(&g,pkt->data,pkt->size);
2723
2724 ✗ while (bytestream2_get_bytes_left(&g) >= 3 && bytestream2_peek_be16(&g) != JPEG2000_SOC)
2725 ✗ bytestream2_skip(&g, 1);
2726
2727 ✗ if (bytestream2_get_be16u(&g) != JPEG2000_SOC) {
2728 ✗ av_log(s, AV_LOG_ERROR, "Mandatory SOC marker is not present\n");
2729 ✗ return AVERROR_INVALIDDATA;
2730 }
2731
2732 /* Extract useful size information from the SIZ marker */
2733 ✗ if (bytestream2_get_be16u(&g) != JPEG2000_SIZ) {
2734 ✗ av_log(s, AV_LOG_ERROR, "Mandatory SIZ marker is not present\n");
2735 ✗ return AVERROR_INVALIDDATA;
2736 }
2737 ✗ bytestream2_skip(&g, 2); // Skip Lsiz
2738 ✗ sc->j2k_info.j2k_cap = bytestream2_get_be16u(&g);
2739 ✗ sc->j2k_info.j2k_xsiz = bytestream2_get_be32u(&g);
2740 ✗ sc->j2k_info.j2k_ysiz = bytestream2_get_be32u(&g);
2741 ✗ sc->j2k_info.j2k_x0siz = bytestream2_get_be32u(&g);
2742 ✗ sc->j2k_info.j2k_y0siz = bytestream2_get_be32u(&g);
2743 ✗ sc->j2k_info.j2k_xtsiz = bytestream2_get_be32u(&g);
2744 ✗ sc->j2k_info.j2k_ytsiz = bytestream2_get_be32u(&g);
2745 ✗ sc->j2k_info.j2k_xt0siz = bytestream2_get_be32u(&g);
2746 ✗ sc->j2k_info.j2k_yt0siz = bytestream2_get_be32u(&g);
2747 ✗ j2k_ncomponents = bytestream2_get_be16u(&g);
2748 ✗ if (j2k_ncomponents != pix_desc->nb_components) {
2749 ✗ av_log(s, AV_LOG_ERROR, "Incoherence about components image number.\n");
2750 ✗ return AVERROR_INVALIDDATA;
2751 }
2752 ✗ bytestream2_get_bufferu(&g, sc->j2k_info.j2k_comp_desc, 3 * j2k_ncomponents);
2753
2754 ✗ sc->frame_size = pkt->size;
2755 ✗ sc->sub_descriptor = JPEG2000SubDescriptor;
2756
2757 ✗ return 1;
2758 }
2759
2760 static const UID mxf_mpeg2_codec_uls[] = {
2761 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x01,0x10,0x00 }, // MP-ML I-Frame
2762 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x01,0x11,0x00 }, // MP-ML Long GOP
2763 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x02,0x02,0x00 }, // 422P-ML I-Frame
2764 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x02,0x03,0x00 }, // 422P-ML Long GOP
2765 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x03,0x02,0x00 }, // MP-HL I-Frame
2766 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x03,0x03,0x00 }, // MP-HL Long GOP
2767 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x04,0x02,0x00 }, // 422P-HL I-Frame
2768 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x04,0x03,0x00 }, // 422P-HL Long GOP
2769 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x05,0x02,0x00 }, // MP@H-14 I-Frame
2770 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x05,0x03,0x00 }, // MP@H-14 Long GOP
2771 };
2772
2773 111 static const UID *mxf_get_mpeg2_codec_ul(AVCodecParameters *par)
2774 {
2775 111 int long_gop = 1;
2776
2777
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 111 if (par->profile == 4) { // Main
2778
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 81 if (par->level == 8) // Main
2779 81 return &mxf_mpeg2_codec_uls[0+long_gop];
2780 ✗ else if (par->level == 4) // High
2781 ✗ return &mxf_mpeg2_codec_uls[4+long_gop];
2782 ✗ else if (par->level == 6) // High 14
2783 ✗ return &mxf_mpeg2_codec_uls[8+long_gop];
2784
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 30 } else if (par->profile == 0) { // 422
2785
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 30 if (par->level == 5) // Main
2786 30 return &mxf_mpeg2_codec_uls[2+long_gop];
2787 ✗ else if (par->level == 2) // High
2788 ✗ return &mxf_mpeg2_codec_uls[6+long_gop];
2789 }
2790 ✗ return NULL;
2791 }
2792
2793 161 static int mxf_parse_mpeg2_frame(AVFormatContext *s, AVStream *st,
2794 AVPacket *pkt, MXFIndexEntry *e)
2795 {
2796 161 MXFStreamContext *sc = st->priv_data;
2797 161 uint32_t c = -1;
2798 int i;
2799
2800
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 3941 for(i = 0; i < pkt->size - 4; i++) {
2801 3941 c = (c<<8) + pkt->data[i];
2802
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 3941 if (c == 0x1b5) {
2803
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 216 if ((pkt->data[i+1] & 0xf0) == 0x10) { // seq ext
2804 52 st->codecpar->profile = pkt->data[i+1] & 0x07;
2805 52 st->codecpar->level = pkt->data[i+2] >> 4;
2806 52 sc->low_delay = pkt->data[i+6] >> 7;
2807
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 164 } else if (i + 5 < pkt->size && (pkt->data[i+1] & 0xf0) == 0x80) { // pict coding ext
2808 161 sc->interlaced = !(pkt->data[i+5] & 0x80); // progressive frame
2809
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 161 if (sc->interlaced)
2810
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 37 sc->field_dominance = 1 + !(pkt->data[i+4] & 0x80); // top field first
2811 161 break;
2812 }
2813
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 3725 } else if (c == 0x1b8) { // gop
2814
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 52 if (pkt->data[i+4]>>6 & 0x01) { // closed
2815
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 31 if (sc->seq_closed_gop == -1)
2816 7 sc->seq_closed_gop = 1;
2817 31 sc->closed_gop = 1;
2818
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 31 if (e->flags & 0x40) // sequence header present
2819 31 e->flags |= 0x80; // random access
2820 } else {
2821 21 sc->seq_closed_gop = 0;
2822 21 sc->closed_gop = 0;
2823 }
2824
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 3673 } else if (c == 0x1b3) { // seq
2825 52 e->flags |= 0x40;
2826
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 52 switch ((pkt->data[i+4]>>4) & 0xf) {
2827 18 case 2: sc->aspect_ratio = (AVRational){ 4, 3}; break;
2828 3 case 3: sc->aspect_ratio = (AVRational){ 16, 9}; break;
2829 ✗ case 4: sc->aspect_ratio = (AVRational){221,100}; break;
2830 34 default:
2831 34 av_reduce(&sc->aspect_ratio.num, &sc->aspect_ratio.den,
2832 34 st->codecpar->width, st->codecpar->height, 1024*1024);
2833 }
2834
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 3621 } else if (c == 0x100) { // pic
2835 161 int pict_type = (pkt->data[i+2]>>3) & 0x07;
2836 161 e->temporal_ref = (pkt->data[i+1]<<2) | (pkt->data[i+2]>>6);
2837
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 161 if (pict_type == 2) { // P-frame
2838 58 e->flags |= 0x22;
2839 58 sc->closed_gop = 0; // reset closed GOP, don't matter anymore
2840
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 103 } else if (pict_type == 3) { // B-frame
2841
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 51 if (sc->closed_gop)
2842 ✗ e->flags |= 0x13; // only backward prediction
2843 else
2844 51 e->flags |= 0x33;
2845 51 sc->temporal_reordering = -1;
2846
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 52 } else if (!pict_type) {
2847 ✗ av_log(s, AV_LOG_ERROR, "error parsing mpeg2 frame\n");
2848 ✗ return 0;
2849 }
2850 }
2851 }
2852
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 161 if (!IS_D10(s)) {
2853 111 const UID *codec_ul = mxf_get_mpeg2_codec_ul(st->codecpar);
2854
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 111 if (!codec_ul)
2855 ✗ return 0;
2856 111 sc->codec_ul = codec_ul;
2857 111 sc->picture_descriptor_key = &mxf_mpegvideo_descriptor_key;
2858 }
2859 161 return 1;
2860 }
2861
2862 ✗ static uint64_t mxf_parse_timestamp(int64_t timestamp64)
2863 {
2864 ✗ time_t timestamp = timestamp64 / 1000000;
2865 struct tm tmbuf;
2866 ✗ struct tm *time = gmtime_r(&timestamp, &tmbuf);
2867 ✗ if (!time)
2868 ✗ return 0;
2869 ✗ return (uint64_t)(time->tm_year+1900) << 48 |
2870 ✗ (uint64_t)(time->tm_mon+1) << 40 |
2871 ✗ (uint64_t) time->tm_mday << 32 |
2872 ✗ time->tm_hour << 24 |
2873 ✗ time->tm_min << 16 |
2874 ✗ time->tm_sec << 8 |
2875 ✗ (timestamp64 % 1000000) / 4000;
2876 }
2877
2878 ✗ static void mxf_gen_umid(AVFormatContext *s)
2879 {
2880 ✗ MXFContext *mxf = s->priv_data;
2881 ✗ uint32_t seed = av_get_random_seed();
2882 ✗ uint64_t umid = seed + 0x5294713400000000LL;
2883
2884 ✗ AV_WB64(mxf->umid , umid);
2885 ✗ AV_WB64(mxf->umid+8, umid>>8);
2886
2887 ✗ mxf->instance_number = seed & 0xFFFFFF;
2888 ✗ }
2889
2890 17 static int mxf_init_timecode(AVFormatContext *s, AVStream *st, AVRational tbc)
2891 {
2892 17 MXFContext *mxf = s->priv_data;
2893 17 AVDictionaryEntry *tcr = av_dict_get(s->metadata, "timecode", NULL, 0);
2894
2895
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 17 if (!ff_mxf_get_content_package_rate(tbc)) {
2896 ✗ if (s->strict_std_compliance > FF_COMPLIANCE_UNOFFICIAL) {
2897 ✗ 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);
2898 ✗ return AVERROR(EINVAL);
2899 } else {
2900 ✗ av_log(s, AV_LOG_WARNING, "Unofficial frame rate %d/%d.\n", tbc.den, tbc.num);
2901 }
2902 }
2903
2904 17 mxf->timecode_base = (tbc.den + tbc.num/2) / tbc.num;
2905
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 17 if (!tcr)
2906 10 tcr = av_dict_get(st->metadata, "timecode", NULL, 0);
2907
2908
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 17 if (tcr)
2909 7 return av_timecode_init_from_string(&mxf->tc, av_inv_q(tbc), tcr->value, s);
2910 else
2911 10 return av_timecode_init(&mxf->tc, av_inv_q(tbc), 0, 0, s);
2912 }
2913
2914 32 static enum AVChromaLocation choose_chroma_location(AVFormatContext *s, AVStream *st)
2915 {
2916 32 AVCodecParameters *par = st->codecpar;
2917 32 const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(par->format);
2918
2919
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 32 if (par->chroma_location != AVCHROMA_LOC_UNSPECIFIED)
2920 10 return par->chroma_location;
2921
2922
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 22 if (pix_desc->log2_chroma_h == 0) {
2923 10 return AVCHROMA_LOC_TOPLEFT;
2924
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 12 } else if (pix_desc->log2_chroma_w == 1 && pix_desc->log2_chroma_h == 1) {
2925
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 12 if (par->field_order == AV_FIELD_UNKNOWN || par->field_order == AV_FIELD_PROGRESSIVE) {
2926
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 8 switch (par->codec_id) {
2927 ✗ case AV_CODEC_ID_MJPEG:
2928 ✗ case AV_CODEC_ID_MPEG1VIDEO: return AVCHROMA_LOC_CENTER;
2929 }
2930 }
2931
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 12 if (par->field_order == AV_FIELD_UNKNOWN || par->field_order != AV_FIELD_PROGRESSIVE) {
2932
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 4 switch (par->codec_id) {
2933 2 case AV_CODEC_ID_MPEG2VIDEO: return AVCHROMA_LOC_LEFT;
2934 }
2935 }
2936 }
2937
2938 10 return AVCHROMA_LOC_UNSPECIFIED;
2939 }
2940
2941 17 static int mxf_init(AVFormatContext *s)
2942 {
2943 17 MXFContext *mxf = s->priv_data;
2944 int i, ret;
2945 17 uint8_t present[FF_ARRAY_ELEMS(mxf_essence_container_uls)] = {0};
2946 17 int64_t timestamp = 0;
2947
2948
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 17 if (IS_OPATOM(s) && s->nb_streams != 1) {
2949 ✗ av_log(s, AV_LOG_ERROR, "there must be exactly one stream for mxf opatom\n");
2950 ✗ return -1;
2951 }
2952
2953
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 17 if (!av_dict_get(s->metadata, "comment_", NULL, AV_DICT_IGNORE_SUFFIX))
2954 14 mxf->store_user_comments = 0;
2955
2956
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 46 for (i = 0; i < s->nb_streams; i++) {
2957 29 AVStream *st = s->streams[i];
2958 29 MXFStreamContext *sc = av_mallocz(sizeof(*sc));
2959
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 29 if (!sc)
2960 ✗ return AVERROR(ENOMEM);
2961 29 st->priv_data = sc;
2962 29 sc->index = -1;
2963
2964
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 29 if (((i == 0) ^ (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO)) && !IS_OPATOM(s)) {
2965 ✗ av_log(s, AV_LOG_ERROR, "there must be exactly one video stream and it must be the first one\n");
2966 ✗ return -1;
2967 }
2968
2969
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 29 if (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) {
2970 16 const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(st->codecpar->format);
2971 16 AVRational tbc = (AVRational){ 0, 0 };
2972
2973
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 16 if (!pix_desc) {
2974 ✗ av_log(s, AV_LOG_ERROR, "video stream require the codec pixel format to be set\n");
2975 ✗ return -1;
2976 }
2977
2978
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 16 if (st->avg_frame_rate.num > 0 && st->avg_frame_rate.den > 0)
2979 15 tbc = av_inv_q(st->avg_frame_rate);
2980
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 1 else if (st->r_frame_rate.num > 0 && st->r_frame_rate.den > 0)
2981 1 tbc = av_inv_q(st->r_frame_rate);
2982
2983
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 16 if (st->codecpar->sample_aspect_ratio.num && st->codecpar->sample_aspect_ratio.den) {
2984 11 sc->aspect_ratio = av_mul_q(st->codecpar->sample_aspect_ratio,
2985 11 av_make_q(st->codecpar->width, st->codecpar->height));
2986 }
2987
2988 16 mxf->content_package_rate = ff_mxf_get_content_package_rate(tbc);
2989 16 mxf->time_base = tbc;
2990 16 avpriv_set_pts_info(st, 64, mxf->time_base.num, mxf->time_base.den);
2991
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 16 if((ret = mxf_init_timecode(s, st, tbc)) < 0)
2992 ✗ return ret;
2993
2994
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 16 if (st->codecpar->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
2995 10 sc->seq_closed_gop = -1; // unknown yet
2996 }
2997
2998 16 sc->picture_descriptor_key = &mxf_cdci_descriptor_key;
2999 16 sc->video_bit_rate = st->codecpar->bit_rate;
3000
3001
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 16 if (IS_D10(s) ||
3002
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 14 st->codecpar->codec_id == AV_CODEC_ID_DNXHD ||
3003
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 13 st->codecpar->codec_id == AV_CODEC_ID_DVVIDEO)
3004 6 mxf->cbr_index = 1;
3005
3006
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 16 if (IS_D10(s)) {
3007 2 int ntsc = mxf->time_base.den != 25;
3008 int ul_index;
3009
3010
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 2 if (st->codecpar->codec_id != AV_CODEC_ID_MPEG2VIDEO) {
3011 ✗ av_log(s, AV_LOG_ERROR, "error MXF D-10 only support MPEG-2 Video\n");
3012 ✗ return AVERROR(EINVAL);
3013 }
3014
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 2 if ((sc->video_bit_rate == 50000000) && (mxf->time_base.den == 25)) {
3015 ✗ ul_index = 0;
3016
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 2 } else if ((sc->video_bit_rate == 49999840 || sc->video_bit_rate == 50000000) && ntsc) {
3017 ✗ ul_index = 1;
3018
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 2 } else if (sc->video_bit_rate == 40000000) {
3019 ✗ ul_index = 2+ntsc;
3020
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 2 } else if (sc->video_bit_rate == 30000000) {
3021 2 ul_index = 4+ntsc;
3022 } else {
3023 ✗ av_log(s, AV_LOG_ERROR, "error MXF D-10 only support 30/40/50 mbit/s\n");
3024 ✗ return -1;
3025 }
3026
3027 2 sc->codec_ul = &mxf_d10_codec_uls[ul_index];
3028 2 sc->container_ul = &mxf_d10_container_uls[ul_index];
3029 2 sc->index = INDEX_D10_VIDEO;
3030 2 sc->signal_standard = 1;
3031 2 sc->frame_size = (int64_t)sc->video_bit_rate *
3032 2 mxf->time_base.num / (8*mxf->time_base.den);
3033 }
3034
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 16 if (mxf->signal_standard >= 0)
3035 ✗ sc->signal_standard = mxf->signal_standard;
3036
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 13 } else if (st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) {
3037 char bsf_arg[32];
3038
1/2
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 13 if (st->codecpar->sample_rate != 48000) {
3039 ✗ av_log(s, AV_LOG_ERROR, "only 48khz is implemented\n");
3040 ✗ return -1;
3041 }
3042 13 avpriv_set_pts_info(st, 64, 1, st->codecpar->sample_rate);
3043
2/2
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✓ Branch 1 taken 12 times.
 13 if (IS_D10(s)) {
3044
1/2
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 1 if (st->index != 1) {
3045 ✗ av_log(s, AV_LOG_ERROR, "MXF D-10 only support one audio track\n");
3046 ✗ return -1;
3047 }
3048
1/2
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 1 if (st->codecpar->codec_id != AV_CODEC_ID_PCM_S16LE &&
3049 ✗ st->codecpar->codec_id != AV_CODEC_ID_PCM_S24LE) {
3050 ✗ av_log(s, AV_LOG_ERROR, "MXF D-10 only support 16 or 24 bits le audio\n");
3051 }
3052 1 sc->index = INDEX_D10_AUDIO;
3053 1 sc->container_ul = ((MXFStreamContext*)s->streams[0]->priv_data)->container_ul;
3054 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;
3055
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 12 } else if (IS_OPATOM(s)) {
3056 1 AVRational tbc = av_inv_q(mxf->audio_edit_rate);
3057
3058
1/2
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 1 if (st->codecpar->codec_id != AV_CODEC_ID_PCM_S16LE &&
3059 ✗ st->codecpar->codec_id != AV_CODEC_ID_PCM_S24LE) {
3060 ✗ av_log(s, AV_LOG_ERROR, "Only pcm_s16le and pcm_s24le audio codecs are implemented\n");
3061 ✗ return AVERROR_PATCHWELCOME;
3062 }
3063
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 1 if (st->codecpar->ch_layout.nb_channels != 1) {
3064 ✗ av_log(s, AV_LOG_ERROR, "MXF OPAtom only supports single channel audio\n");
3065 ✗ return AVERROR(EINVAL);
3066 }
3067
3068 1 mxf->time_base = st->time_base;
3069
1/2
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 1 if((ret = mxf_init_timecode(s, st, tbc)) < 0)
3070 ✗ return ret;
3071
3072 1 mxf->edit_unit_byte_count = (av_get_bits_per_sample(st->codecpar->codec_id) * st->codecpar->ch_layout.nb_channels) >> 3;
3073 1 sc->index = INDEX_WAV;
3074 } else {
3075 11 mxf->slice_count = 1;
3076 22 sc->frame_size = st->codecpar->ch_layout.nb_channels *
3077 22 av_rescale_rnd(st->codecpar->sample_rate, mxf->time_base.num, mxf->time_base.den, AV_ROUND_UP) *
3078 11 av_get_bits_per_sample(st->codecpar->codec_id) / 8;
3079 }
3080 13 snprintf(bsf_arg, sizeof(bsf_arg), "r=%d/%d", mxf->tc.rate.num, mxf->tc.rate.den);
3081 13 ret = ff_stream_add_bitstream_filter(st, "pcm_rechunk", bsf_arg);
3082
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 13 if (ret < 0)
3083 ✗ return ret;
3084 ✗ } else if (st->codecpar->codec_type == AVMEDIA_TYPE_DATA || st->codecpar->codec_id == AV_CODEC_ID_EIA_608) {
3085 ✗ AVDictionaryEntry* e = av_dict_get(st->metadata, "data_type", NULL, 0);
3086 ✗ if ((e && !strcmp(e->value, "vbi_vanc_smpte_436M")) ||
3087 ✗ st->codecpar->codec_id == AV_CODEC_ID_SMPTE_436M_ANC ||
3088 ✗ st->codecpar->codec_id == AV_CODEC_ID_EIA_608) {
3089 ✗ sc->index = INDEX_S436M;
3090 } else {
3091 ✗ av_log(s, AV_LOG_ERROR, "track %d: unsupported data type\n", i);
3092 ✗ return -1;
3093 }
3094 ✗ if (st->index != s->nb_streams - 1) {
3095 ✗ av_log(s, AV_LOG_ERROR, "data track must be placed last\n");
3096 ✗ return -1;
3097 }
3098 ✗ if (st->codecpar->codec_id == AV_CODEC_ID_EIA_608) {
3099 ✗ char bsf_arg[64] = "";
3100 ✗ if (mxf->time_base.num != 0 && mxf->time_base.den != 0) {
3101 // frame rate is reciprocal of time base
3102 ✗ snprintf(bsf_arg, sizeof(bsf_arg), "cdp_frame_rate=%d/%d", mxf->time_base.den, mxf->time_base.num);
3103 }
3104 ✗ ret = ff_stream_add_bitstream_filter(st, "eia608_to_smpte436m", bsf_arg);
3105 ✗ if (ret < 0)
3106 ✗ return ret;
3107 }
3108 }
3109
3110
2/2
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 29 if (sc->index == -1) {
3111 25 sc->index = mxf_get_essence_container_ul_index(st->codecpar->codec_id);
3112
1/2
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 25 if (sc->index == -1) {
3113 ✗ av_log(s, AV_LOG_ERROR, "track %d: could not find essence container ul, "
3114 "codec not currently supported in container\n", i);
3115 ✗ return -1;
3116 }
3117 }
3118
3119
2/2
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 29 if (!sc->codec_ul)
3120 27 sc->codec_ul = &mxf_essence_container_uls[sc->index].codec_ul;
3121
2/2
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✓ Branch 1 taken 3 times.
 29 if (!sc->container_ul)
3122 26 sc->container_ul = &mxf_essence_container_uls[sc->index].container_ul;
3123
3124 29 memcpy(sc->track_essence_element_key, mxf_essence_container_uls[sc->index].element_ul, 15);
3125 29 sc->track_essence_element_key[15] = present[sc->index];
3126
4/4
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✓ Branch 2 taken 1 times.
✓ Branch 3 taken 2 times.
 29 if (IS_OPATOM(s) && st->codecpar->codec_id == AV_CODEC_ID_DNXHD) {
3127 // clip-wrapping requires 0x0D per ST2019-4:2009 or 0x06 per previous version ST2019-4:2008
3128 // we choose to use 0x06 instead 0x0D to be compatible with AVID systems
3129 // and produce mxf files with the most relevant flavour for opatom
3130 1 sc->track_essence_element_key[14] = 0x06;
3131 }
3132 PRINT_KEY(s, "track essence element key", sc->track_essence_element_key);
3133
3134
2/2
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✓ Branch 1 taken 1 times.
 29 if (!present[sc->index])
3135 28 mxf->essence_container_count++;
3136 29 present[sc->index]++;
3137 }
3138
3139
4/4
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 17 if (IS_D10(s) || IS_OPATOM(s)) {
3140 5 mxf->essence_container_count = 1;
3141 }
3142
3143
1/2
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 17 if (!(s->flags & AVFMT_FLAG_BITEXACT))
3144 ✗ mxf_gen_umid(s);
3145
3146
2/2
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✓ Branch 1 taken 17 times.
 46 for (i = 0; i < s->nb_streams; i++) {
3147 29 MXFStreamContext *sc = s->streams[i]->priv_data;
3148 // update element count
3149 29 sc->track_essence_element_key[13] = present[sc->index];
3150
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
3151 3 sc->order = (0x15 << 24) | AV_RB32(sc->track_essence_element_key+13);
3152 else
3153 26 sc->order = AV_RB32(sc->track_essence_element_key+12);
3154 }
3155
3156
1/2
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✓ Branch 2 taken 17 times.
 17 if (ff_parse_creation_time_metadata(s, &timestamp, 0) > 0)
3157 ✗ mxf->timestamp = mxf_parse_timestamp(timestamp);
3158 17 mxf->duration = -1;
3159
3160 17 mxf->timecode_track = av_mallocz(sizeof(*mxf->timecode_track));
3161
1/2
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 17 if (!mxf->timecode_track)
3162 ✗ return AVERROR(ENOMEM);
3163 17 mxf->timecode_track->priv_data = &mxf->timecode_track_priv;
3164 17 mxf->timecode_track->index = -1;
3165
3166 17 return 0;
3167 }
3168
3169 static const uint8_t system_metadata_pack_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x03,0x01,0x04,0x01,0x01,0x00 };
3170 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 };
3171
3172 262 static void mxf_write_system_item(AVFormatContext *s)
3173 {
3174 262 MXFContext *mxf = s->priv_data;
3175 262 AVIOContext *pb = s->pb;
3176 unsigned frame;
3177 uint32_t time_code;
3178 262 int i, system_item_bitmap = 0x58; // UL, user date/time stamp, picture present
3179
3180 262 frame = mxf->last_indexed_edit_unit + mxf->edit_units_count;
3181
3182 // write system metadata pack
3183 262 avio_write(pb, system_metadata_pack_key, 16);
3184 262 klv_encode_ber4_length(pb, 57);
3185
3186
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 740 for (i = 0; i < s->nb_streams; i++) {
3187
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 478 if (s->streams[i]->codecpar->codec_type == AVMEDIA_TYPE_AUDIO)
3188 216 system_item_bitmap |= 0x4;
3189
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 262 else if (s->streams[i]->codecpar->codec_type == AVMEDIA_TYPE_DATA ||
3190
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 262 s->streams[i]->codecpar->codec_id == AV_CODEC_ID_EIA_608)
3191 ✗ system_item_bitmap |= 0x2;
3192 }
3193 262 avio_w8(pb, system_item_bitmap);
3194 262 avio_w8(pb, mxf->content_package_rate); // content package rate
3195 262 avio_w8(pb, 0x00); // content package type
3196 262 avio_wb16(pb, 0x00); // channel handle
3197 262 avio_wb16(pb, frame & 0xFFFF); // continuity count, supposed to overflow
3198
2/2
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 262 if (mxf->essence_container_count > 1)
3199 186 avio_write(pb, multiple_desc_ul, 16);
3200 else {
3201 76 MXFStreamContext *sc = s->streams[0]->priv_data;
3202 76 avio_write(pb, *sc->container_ul, 16);
3203 }
3204 262 avio_w8(pb, 0);
3205 262 avio_wb64(pb, 0);
3206 262 avio_wb64(pb, 0); // creation date/time stamp
3207
3208 262 avio_w8(pb, 0x81); // SMPTE 12M time code
3209 262 time_code = av_timecode_get_smpte_from_framenum(&mxf->tc, frame);
3210 262 avio_wb32(pb, time_code);
3211 262 avio_wb32(pb, 0); // binary group data
3212 262 avio_wb64(pb, 0);
3213
3214 // write system metadata package set
3215 262 avio_write(pb, system_metadata_package_set_key, 16);
3216 262 klv_encode_ber4_length(pb, 35);
3217 262 avio_w8(pb, 0x83); // UMID
3218 262 avio_wb16(pb, 0x20);
3219 262 mxf_write_umid(s, 1);
3220 262 }
3221
3222 25 static void mxf_write_d10_audio_packet(AVFormatContext *s, AVStream *st, AVPacket *pkt)
3223 {
3224 25 MXFContext *mxf = s->priv_data;
3225 25 AVIOContext *pb = s->pb;
3226 25 int frame_size = pkt->size / st->codecpar->block_align;
3227 25 const uint8_t *samples = pkt->data;
3228 25 const uint8_t *const end = pkt->data + pkt->size;
3229 int i;
3230
3231 25 klv_encode_ber4_length(pb, 4 + frame_size*4*8);
3232
3233
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 25 avio_w8(pb, (frame_size == 1920 ? 0 : (mxf->edit_units_count-1) % 5 + 1));
3234 25 avio_wl16(pb, frame_size);
3235 25 avio_w8(pb, (1 << st->codecpar->ch_layout.nb_channels)-1);
3236
3237
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 48025 while (samples < end) {
3238
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 144000 for (i = 0; i < st->codecpar->ch_layout.nb_channels; i++) {
3239 uint32_t sample;
3240
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 96000 if (st->codecpar->codec_id == AV_CODEC_ID_PCM_S24LE) {
3241 ✗ sample = AV_RL24(samples)<< 4;
3242 ✗ samples += 3;
3243 } else {
3244 96000 sample = AV_RL16(samples)<<12;
3245 96000 samples += 2;
3246 }
3247 96000 avio_wl32(pb, sample | i);
3248 }
3249
2/2
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 336000 for (; i < 8; i++)
3250 288000 avio_wl32(pb, i);
3251 }
3252 25 }
3253
3254 6 static int mxf_write_opatom_body_partition(AVFormatContext *s)
3255 {
3256 6 MXFContext *mxf = s->priv_data;
3257 6 AVIOContext *pb = s->pb;
3258 6 AVStream *st = s->streams[0];
3259 6 MXFStreamContext *sc = st->priv_data;
3260 6 const uint8_t *key = NULL;
3261
3262 int err;
3263
3264
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 6 if (!mxf->header_written)
3265 3 key = body_partition_key;
3266
3267
1/2
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 6 if ((err = mxf_write_partition(s, 1, 0, key, 0)) < 0)
3268 ✗ return err;
3269 6 mxf_write_klv_fill(s);
3270 6 avio_write(pb, sc->track_essence_element_key, 16);
3271 6 klv_encode_ber9_length(pb, mxf->body_offset);
3272 6 return 0;
3273 }
3274
3275 54 static int mxf_write_opatom_packet(AVFormatContext *s, AVPacket *pkt, MXFIndexEntry *ie)
3276 {
3277 54 MXFContext *mxf = s->priv_data;
3278 54 AVIOContext *pb = s->pb;
3279
3280 int err;
3281
3282
2/2
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 54 if (!mxf->header_written) {
3283
1/2
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 3 if ((err = mxf_write_partition(s, 0, 0, header_open_partition_key, 1)) < 0)
3284 ✗ return err;
3285 3 mxf_write_klv_fill(s);
3286
3287
1/2
✗ Branch 1 not taken.
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 3 if ((err = mxf_write_opatom_body_partition(s)) < 0)
3288 ✗ return err;
3289 3 mxf->header_written = 1;
3290 }
3291
3292
2/2
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 54 if (!mxf->edit_unit_byte_count) {
3293 4 mxf->index_entries[mxf->edit_units_count].offset = mxf->body_offset;
3294 4 mxf->index_entries[mxf->edit_units_count].flags = ie->flags;
3295 4 mxf->index_entries[mxf->edit_units_count].temporal_ref = ie->temporal_ref;
3296 }
3297 54 mxf->edit_units_count++;
3298 54 avio_write(pb, pkt->data, pkt->size);
3299 54 mxf->body_offset += pkt->size;
3300
3301 54 return 0;
3302 }
3303
3304 6 static void mxf_compute_edit_unit_byte_count(AVFormatContext *s)
3305 {
3306 6 MXFContext *mxf = s->priv_data;
3307 int i;
3308
3309
2/2
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 6 if (IS_OPATOM(s)) {
3310 1 MXFStreamContext *sc = s->streams[0]->priv_data;
3311 1 mxf->edit_unit_byte_count = sc->frame_size;
3312 1 return;
3313 }
3314
3315 5 mxf->edit_unit_byte_count = KAG_SIZE; // system element
3316
2/2
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 14 for (i = 0; i < s->nb_streams; i++) {
3317 9 AVStream *st = s->streams[i];
3318 9 MXFStreamContext *sc = st->priv_data;
3319 9 sc->slice_offset = mxf->edit_unit_byte_count;
3320 9 mxf->edit_unit_byte_count += 16 + 4 + sc->frame_size;
3321 9 mxf->edit_unit_byte_count += klv_fill_size(mxf->edit_unit_byte_count);
3322 }
3323 }
3324
3325 532 static int mxf_write_packet(AVFormatContext *s, AVPacket *pkt)
3326 {
3327 532 MXFContext *mxf = s->priv_data;
3328 532 AVIOContext *pb = s->pb;
3329 532 AVStream *st = s->streams[pkt->stream_index];
3330 532 MXFStreamContext *sc = st->priv_data;
3331 532 MXFIndexEntry ie = {0};
3332 int err;
3333
3334
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 532 if (!mxf->header_written && pkt->stream_index != 0 &&
3335 ✗ !IS_OPATOM(s)) {
3336 ✗ av_log(s, AV_LOG_ERROR, "Received non-video packet before "
3337 "header has been written\n");
3338 ✗ return AVERROR_INVALIDDATA;
3339 }
3340
3341
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 532 if (!mxf->cbr_index && !mxf->edit_unit_byte_count && !(mxf->edit_units_count % EDIT_UNITS_PER_BODY)) {
3342
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 10 if ((err = av_reallocp_array(&mxf->index_entries, mxf->edit_units_count
3343 10 + EDIT_UNITS_PER_BODY, sizeof(*mxf->index_entries))) < 0) {
3344 ✗ mxf->edit_units_count = 0;
3345 ✗ av_log(s, AV_LOG_ERROR, "could not allocate index entries\n");
3346 ✗ return err;
3347 }
3348 }
3349
3350
2/2
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 532 if (st->codecpar->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
3351
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 161 if (!mxf_parse_mpeg2_frame(s, st, pkt, &ie)) {
3352 ✗ av_log(s, AV_LOG_ERROR, "could not get mpeg2 profile and level\n");
3353 ✗ return -1;
3354 }
3355
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 371 } else if (st->codecpar->codec_id == AV_CODEC_ID_DNXHD) {
3356
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 25 if (!mxf_parse_dnxhd_frame(s, st, pkt)) {
3357 ✗ av_log(s, AV_LOG_ERROR, "could not get dnxhd profile\n");
3358 ✗ return -1;
3359 }
3360
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 346 } else if (st->codecpar->codec_id == AV_CODEC_ID_PRORES) {
3361
1/2
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 5 if (!mxf_parse_prores_frame(s, st, pkt)) {
3362 ✗ av_log(s, AV_LOG_ERROR, "could not get prores profile\n");
3363 ✗ return -1;
3364 }
3365
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 341 } else if (st->codecpar->codec_id == AV_CODEC_ID_DVVIDEO) {
3366
1/2
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 75 if (!mxf_parse_dv_frame(s, st, pkt)) {
3367 ✗ av_log(s, AV_LOG_ERROR, "could not get dv profile\n");
3368 ✗ return -1;
3369 }
3370
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 266 } else if (st->codecpar->codec_id == AV_CODEC_ID_H264) {
3371 ✗ if (!mxf_parse_h264_frame(s, st, pkt, &ie)) {
3372 ✗ av_log(s, AV_LOG_ERROR, "could not get h264 profile\n");
3373 ✗ return -1;
3374 }
3375
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 266 } else if (st->codecpar->codec_id == AV_CODEC_ID_FFV1) {
3376
1/2
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 25 if (!mxf_parse_ffv1_frame(s, st, pkt)) {
3377 ✗ av_log(s, AV_LOG_ERROR, "could not get ffv1 version\n");
3378 ✗ return -1;
3379 }
3380
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 241 } else if (st->codecpar->codec_id == AV_CODEC_ID_JPEG2000) {
3381 ✗ if (!mxf_parse_jpeg2000_frame(s, st, pkt)) {
3382 ✗ av_log(s, AV_LOG_ERROR, "could not get jpeg2000 profile\n");
3383 ✗ return -1;
3384 }
3385 }
3386
3387
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 532 if (mxf->cbr_index) {
3388
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 250 if (pkt->size != sc->frame_size && st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) {
3389 ✗ av_log(s, AV_LOG_ERROR, "track %d: frame size does not match index unit size, %d != %d\n",
3390 st->index, pkt->size, sc->frame_size);
3391 ✗ return -1;
3392 }
3393
2/2
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 250 if (!mxf->header_written)
3394 6 mxf_compute_edit_unit_byte_count(s);
3395 }
3396
3397
2/2
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 532 if (IS_OPATOM(s))
3398 54 return mxf_write_opatom_packet(s, pkt, &ie);
3399
3400
2/2
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✓ Branch 1 taken 464 times.
 478 if (!mxf->header_written) {
3401
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 14 if (mxf->edit_unit_byte_count) {
3402
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 5 if ((err = mxf_write_partition(s, 1, 2, header_open_partition_key, 1)) < 0)
3403 ✗ return err;
3404 5 mxf_write_klv_fill(s);
3405 5 err = mxf_write_index_table_segment(s);
3406
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 5 if (err < 0)
3407 ✗ return err;
3408 } else {
3409
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 9 if ((err = mxf_write_partition(s, 0, 0, header_open_partition_key, 1)) < 0)
3410 ✗ return err;
3411 }
3412 14 mxf->header_written = 1;
3413 }
3414
3415
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 478 if (st->index == 0) {
3416
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 262 if (!mxf->edit_unit_byte_count &&
3417
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 137 (!mxf->edit_units_count || mxf->edit_units_count > EDIT_UNITS_PER_BODY) &&
3418
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 9 !(ie.flags & 0x33)) { // I-frame, GOP start
3419 9 mxf_write_klv_fill(s);
3420
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 9 if ((err = mxf_write_partition(s, 1, 2, body_partition_key, 0)) < 0)
3421 ✗ return err;
3422 9 mxf_write_klv_fill(s);
3423 9 err = mxf_write_index_table_segment(s);
3424
1/2
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 9 if (err < 0)
3425 ✗ return err;
3426 }
3427
3428 262 mxf_write_klv_fill(s);
3429 262 mxf_write_system_item(s);
3430
3431
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 262 if (!mxf->edit_unit_byte_count) {
3432 137 mxf->index_entries[mxf->edit_units_count].offset = mxf->body_offset;
3433 137 mxf->index_entries[mxf->edit_units_count].flags = ie.flags;
3434 137 mxf->index_entries[mxf->edit_units_count].temporal_ref = ie.temporal_ref;
3435 137 mxf->body_offset += KAG_SIZE; // size of system element
3436 }
3437 262 mxf->edit_units_count++;
3438
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 216 } else if (!mxf->edit_unit_byte_count && st->index == 1) {
3439
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 111 if (!mxf->edit_units_count) {
3440 ✗ av_log(s, AV_LOG_ERROR, "No packets in first stream\n");
3441 ✗ return AVERROR_PATCHWELCOME;
3442 }
3443 111 mxf->index_entries[mxf->edit_units_count-1].slice_offset =
3444 111 mxf->body_offset - mxf->index_entries[mxf->edit_units_count-1].offset;
3445 }
3446
3447 478 mxf_write_klv_fill(s);
3448 478 avio_write(pb, sc->track_essence_element_key, 16); // write key
3449
4/4
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 478 if (IS_D10(s) && st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) {
3450 25 mxf_write_d10_audio_packet(s, st, pkt);
3451 } else {
3452 453 klv_encode_ber4_length(pb, pkt->size); // write length
3453 453 avio_write(pb, pkt->data, pkt->size);
3454 453 mxf->body_offset += 16+4+pkt->size + klv_fill_size(16+4+pkt->size);
3455 }
3456
3457 478 return 0;
3458 }
3459
3460 17 static void mxf_write_random_index_pack(AVFormatContext *s)
3461 {
3462 17 MXFContext *mxf = s->priv_data;
3463 17 AVIOContext *pb = s->pb;
3464 17 uint64_t pos = avio_tell(pb);
3465 int i;
3466
3467 17 avio_write(pb, ff_mxf_random_index_pack_key, 16);
3468 17 klv_encode_ber_length(pb, 28 + 12LL*mxf->body_partitions_count);
3469
3470
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 17 if (mxf->edit_unit_byte_count && !IS_OPATOM(s))
3471 5 avio_wb32(pb, 1); // BodySID of header partition
3472 else
3473 12 avio_wb32(pb, 0);
3474 17 avio_wb64(pb, 0); // offset of header partition
3475
3476
2/2
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 29 for (i = 0; i < mxf->body_partitions_count; i++) {
3477 12 avio_wb32(pb, 1); // BodySID
3478 12 avio_wb64(pb, mxf->body_partition_offset[i]);
3479 }
3480
3481 17 avio_wb32(pb, 0); // BodySID of footer partition
3482 17 avio_wb64(pb, mxf->footer_partition_offset);
3483
3484 17 avio_wb32(pb, avio_tell(pb) - pos + 4);
3485 17 }
3486
3487 17 static int mxf_write_footer(AVFormatContext *s)
3488 {
3489 17 MXFContext *mxf = s->priv_data;
3490 17 AVIOContext *pb = s->pb;
3491 int i, err;
3492
3493
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 17 if (!mxf->header_written ||
3494
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 17 (IS_OPATOM(s) && !mxf->body_partition_offset)) {
3495 /* reason could be invalid options/not supported codec/out of memory */
3496 ✗ return AVERROR_UNKNOWN;
3497 }
3498
3499 17 mxf->duration = mxf->last_indexed_edit_unit + mxf->edit_units_count;
3500
3501 17 mxf_write_klv_fill(s);
3502 17 mxf->footer_partition_offset = avio_tell(pb);
3503
4/4
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 17 if (mxf->edit_unit_byte_count && !IS_OPATOM(s)) { // no need to repeat index
3504
1/2
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 5 if ((err = mxf_write_partition(s, 0, 0, footer_partition_key, 0)) < 0)
3505 ✗ return err;
3506 } else {
3507
1/2
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 12 if ((err = mxf_write_partition(s, 0, 2, footer_partition_key, 0)) < 0)
3508 ✗ return err;
3509 12 mxf_write_klv_fill(s);
3510 12 err = mxf_write_index_table_segment(s);
3511
1/2
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✓ Branch 1 taken 12 times.
 12 if (err < 0)
3512 ✗ return err;
3513 }
3514
3515 17 mxf_write_klv_fill(s);
3516 17 mxf_write_random_index_pack(s);
3517
3518
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 17 if (s->pb->seekable & AVIO_SEEKABLE_NORMAL) {
3519
2/2
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✓ Branch 1 taken 14 times.
 17 if (IS_OPATOM(s)) {
3520 /* rewrite body partition to update lengths */
3521 3 avio_seek(pb, mxf->body_partition_offset[0], SEEK_SET);
3522
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 3 times.
 3 if ((err = mxf_write_opatom_body_partition(s)) < 0)
3523 ✗ return err;
3524 }
3525
3526 17 avio_seek(pb, 0, SEEK_SET);
3527
4/4
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 17 if (mxf->edit_unit_byte_count && !IS_OPATOM(s)) {
3528
1/2
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 5 if ((err = mxf_write_partition(s, 1, 2, header_closed_partition_key, 1)) < 0)
3529 ✗ return err;
3530 5 mxf_write_klv_fill(s);
3531 5 err = mxf_write_index_table_segment(s);
3532
1/2
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 5 if (err < 0)
3533 ✗ return err;
3534 } else {
3535
1/2
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 12 if ((err = mxf_write_partition(s, 0, 0, header_closed_partition_key, 1)) < 0)
3536 ✗ return err;
3537 }
3538 // update footer partition offset
3539
2/2
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 29 for (i = 0; i < mxf->body_partitions_count; i++) {
3540 12 avio_seek(pb, mxf->body_partition_offset[i]+44, SEEK_SET);
3541 12 avio_wb64(pb, mxf->footer_partition_offset);
3542 }
3543 }
3544
3545 17 return 0;
3546 }
3547
3548 17 static void mxf_deinit(AVFormatContext *s)
3549 {
3550 17 MXFContext *mxf = s->priv_data;
3551
3552 17 av_freep(&mxf->index_entries);
3553 17 av_freep(&mxf->body_partition_offset);
3554 17 av_freep(&mxf->timecode_track);
3555 17 }
3556
3557 1094 static int mxf_interleave_get_packet(AVFormatContext *s, AVPacket *out, int flush)
3558 {
3559 1094 FFFormatContext *const si = ffformatcontext(s);
3560 1094 int i, stream_count = 0;
3561
3562
2/2
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 3097 for (i = 0; i < s->nb_streams; i++)
3563 2003 stream_count += !!ffstream(s->streams[i])->last_in_packet_buffer;
3564
3565
6/6
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 1094 if (stream_count && (s->nb_streams == stream_count || flush)) {
3566 532 PacketListEntry *pktl = si->packet_buffer.head;
3567
2/2
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 532 if (s->nb_streams != stream_count) {
3568 12 PacketListEntry *last = NULL;
3569 // find last packet in edit unit
3570
2/2
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 25 while (pktl) {
3571
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 14 if (!stream_count || pktl->pkt.stream_index == 0)
3572 break;
3573 // update last packet in packet buffer
3574
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)
3575 1 ffstream(s->streams[pktl->pkt.stream_index])->last_in_packet_buffer = pktl;
3576 13 last = pktl;
3577 13 pktl = pktl->next;
3578 13 stream_count--;
3579 }
3580 // purge packet queue
3581
2/2
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 25 while (pktl) {
3582 13 PacketListEntry *next = pktl->next;
3583 13 av_packet_unref(&pktl->pkt);
3584 13 av_freep(&pktl);
3585 13 pktl = next;
3586 }
3587
1/2
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 12 if (last)
3588 12 last->next = NULL;
3589 else {
3590 ✗ si->packet_buffer.head = NULL;
3591 ✗ si->packet_buffer.tail = NULL;
3592 ✗ goto out;
3593 }
3594 12 pktl = si->packet_buffer.head;
3595 }
3596
3597
2/2
✓ Branch 1 taken 343 times.
✓ Branch 2 taken 189 times.
 532 if (ffstream(s->streams[pktl->pkt.stream_index])->last_in_packet_buffer == pktl)
3598 343 ffstream(s->streams[pktl->pkt.stream_index])->last_in_packet_buffer = NULL;
3599 532 avpriv_packet_list_get(&si->packet_buffer, out);
3600 532 av_log(s, AV_LOG_TRACE, "out st:%d dts:%"PRId64"\n", out->stream_index, out->dts);
3601 532 return 1;
3602 } else {
3603 562 out:
3604 562 return 0;
3605 }
3606 }
3607
3608 613 static int mxf_compare_timestamps(AVFormatContext *s, const AVPacket *next,
3609 const AVPacket *pkt)
3610 {
3611 613 MXFStreamContext *sc = s->streams[pkt ->stream_index]->priv_data;
3612 613 MXFStreamContext *sc2 = s->streams[next->stream_index]->priv_data;
3613
3614
2/2
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 1040 return next->dts > pkt->dts ||
3615
4/4
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✓ Branch 3 taken 19 times.
 427 (next->dts == pkt->dts && sc->order < sc2->order);
3616 }
3617
3618 1094 static int mxf_interleave(AVFormatContext *s, AVPacket *pkt,
3619 int flush, int has_packet)
3620 {
3621 int ret;
3622
2/2
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 1094 if (has_packet) {
3623 545 MXFStreamContext *sc = s->streams[pkt->stream_index]->priv_data;
3624 545 pkt->pts = pkt->dts = sc->pkt_cnt++;
3625
1/2
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✓ Branch 2 taken 545 times.
 545 if ((ret = ff_interleave_add_packet(s, pkt, mxf_compare_timestamps)) < 0)
3626 ✗ return ret;
3627 }
3628 1094 return mxf_interleave_get_packet(s, pkt, flush);
3629 }
3630
3631 26 static int mxf_check_bitstream(AVFormatContext *s, AVStream *st, const AVPacket *pkt)
3632 {
3633
1/2
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✓ Branch 1 taken 26 times.
 26 if (st->codecpar->codec_id == AV_CODEC_ID_H264) {
3634 ✗ if (pkt->size >= 5 && AV_RB32(pkt->data) != 0x0000001 &&
3635 ✗ AV_RB24(pkt->data) != 0x000001)
3636 ✗ return ff_stream_add_bitstream_filter(st, "h264_mp4toannexb", NULL);
3637 }
3638 26 return 1;
3639 }
3640
3641 #define MXF_COMMON_OPTIONS \
3642 { "signal_standard", "Force/set Signal Standard",\
3643 offsetof(MXFContext, signal_standard), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3644 { "bt601", "ITU-R BT.601 and BT.656, also SMPTE 125M (525 and 625 line interlaced)",\
3645 0, AV_OPT_TYPE_CONST, {.i64 = 1}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3646 { "bt1358", "ITU-R BT.1358 and ITU-R BT.799-3, also SMPTE 293M (525 and 625 line progressive)",\
3647 0, AV_OPT_TYPE_CONST, {.i64 = 2}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3648 { "smpte347m", "SMPTE 347M (540 Mbps mappings)",\
3649 0, AV_OPT_TYPE_CONST, {.i64 = 3}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3650 { "smpte274m", "SMPTE 274M (1125 line)",\
3651 0, AV_OPT_TYPE_CONST, {.i64 = 4}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3652 { "smpte296m", "SMPTE 296M (750 line progressive)",\
3653 0, AV_OPT_TYPE_CONST, {.i64 = 5}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3654 { "smpte349m", "SMPTE 349M (1485 Mbps mappings)",\
3655 0, AV_OPT_TYPE_CONST, {.i64 = 6}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3656 { "smpte428", "SMPTE 428-1 DCDM",\
3657 0, AV_OPT_TYPE_CONST, {.i64 = 7}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},
3658
3659
3660
3661 static const AVOption mxf_options[] = {
3662 MXF_COMMON_OPTIONS
3663 { "store_user_comments", "",
3664 offsetof(MXFContext, store_user_comments), AV_OPT_TYPE_BOOL, {.i64 = 1}, 0, 1, AV_OPT_FLAG_ENCODING_PARAM},
3665 { NULL },
3666 };
3667
3668 static const AVClass mxf_muxer_class = {
3669 .class_name = "MXF muxer",
3670 .item_name = av_default_item_name,
3671 .option = mxf_options,
3672 .version = LIBAVUTIL_VERSION_INT,
3673 };
3674
3675 static const AVOption d10_options[] = {
3676 { "d10_channelcount", "Force/set channelcount in generic sound essence descriptor",
3677 offsetof(MXFContext, channel_count), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 8, AV_OPT_FLAG_ENCODING_PARAM},
3678 MXF_COMMON_OPTIONS
3679 { "store_user_comments", "",
3680 offsetof(MXFContext, store_user_comments), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, AV_OPT_FLAG_ENCODING_PARAM},
3681 { NULL },
3682 };
3683
3684 static const AVClass mxf_d10_muxer_class = {
3685 .class_name = "MXF-D10 muxer",
3686 .item_name = av_default_item_name,
3687 .option = d10_options,
3688 .version = LIBAVUTIL_VERSION_INT,
3689 };
3690
3691 static const AVOption opatom_options[] = {
3692 { "mxf_audio_edit_rate", "Audio edit rate for timecode",
3693 offsetof(MXFContext, audio_edit_rate), AV_OPT_TYPE_RATIONAL, {.dbl=25}, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
3694 MXF_COMMON_OPTIONS
3695 { "store_user_comments", "",
3696 offsetof(MXFContext, store_user_comments), AV_OPT_TYPE_BOOL, {.i64 = 1}, 0, 1, AV_OPT_FLAG_ENCODING_PARAM},
3697 { NULL },
3698 };
3699
3700 static const AVClass mxf_opatom_muxer_class = {
3701 .class_name = "MXF-OPAtom muxer",
3702 .item_name = av_default_item_name,
3703 .option = opatom_options,
3704 .version = LIBAVUTIL_VERSION_INT,
3705 };
3706
3707 const FFOutputFormat ff_mxf_muxer = {
3708 .p.name = "mxf",
3709 .p.long_name = NULL_IF_CONFIG_SMALL("MXF (Material eXchange Format)"),
3710 .p.mime_type = "application/mxf",
3711 .p.extensions = "mxf",
3712 .priv_data_size = sizeof(MXFContext),
3713 .p.audio_codec = AV_CODEC_ID_PCM_S16LE,
3714 .p.video_codec = AV_CODEC_ID_MPEG2VIDEO,
3715 .p.subtitle_codec = AV_CODEC_ID_EIA_608,
3716 .init = mxf_init,
3717 .write_packet = mxf_write_packet,
3718 .write_trailer = mxf_write_footer,
3719 .deinit = mxf_deinit,
3720 .p.flags = AVFMT_NOTIMESTAMPS,
3721 .interleave_packet = mxf_interleave,
3722 .p.priv_class = &mxf_muxer_class,
3723 .check_bitstream = mxf_check_bitstream,
3724 };
3725
3726 const FFOutputFormat ff_mxf_d10_muxer = {
3727 .p.name = "mxf_d10",
3728 .p.long_name = NULL_IF_CONFIG_SMALL("MXF (Material eXchange Format) D-10 Mapping"),
3729 .p.mime_type = "application/mxf",
3730 .priv_data_size = sizeof(MXFContext),
3731 .p.audio_codec = AV_CODEC_ID_PCM_S16LE,
3732 .p.video_codec = AV_CODEC_ID_MPEG2VIDEO,
3733 .init = mxf_init,
3734 .write_packet = mxf_write_packet,
3735 .write_trailer = mxf_write_footer,
3736 .deinit = mxf_deinit,
3737 .p.flags = AVFMT_NOTIMESTAMPS,
3738 .interleave_packet = mxf_interleave,
3739 .p.priv_class = &mxf_d10_muxer_class,
3740 };
3741
3742 const FFOutputFormat ff_mxf_opatom_muxer = {
3743 .p.name = "mxf_opatom",
3744 .p.long_name = NULL_IF_CONFIG_SMALL("MXF (Material eXchange Format) Operational Pattern Atom"),
3745 .p.mime_type = "application/mxf",
3746 .p.extensions = "mxf",
3747 .priv_data_size = sizeof(MXFContext),
3748 .p.audio_codec = AV_CODEC_ID_PCM_S16LE,
3749 .p.video_codec = AV_CODEC_ID_DNXHD,
3750 .p.subtitle_codec = AV_CODEC_ID_EIA_608,
3751 .init = mxf_init,
3752 .write_packet = mxf_write_packet,
3753 .write_trailer = mxf_write_footer,
3754 .deinit = mxf_deinit,
3755 .p.flags = AVFMT_NOTIMESTAMPS,
3756 .interleave_packet = mxf_interleave,
3757 .p.priv_class = &mxf_opatom_muxer_class,
3758 .check_bitstream = mxf_check_bitstream,
3759 };
3760