FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavformat/mxfenc.c
Date: 2025-03-08 20:38:41
Exec Total Coverage
Lines: 1476 1865 79.1%
Functions: 75 83 90.4%
Branches: 645 926 69.7%
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_internal.h"
44 #include "libavutil/mem.h"
45 #include "libavutil/opt.h"
46 #include "libavutil/random_seed.h"
47 #include "libavutil/timecode.h"
48 #include "libavutil/avassert.h"
49 #include "libavutil/mastering_display_metadata.h"
50 #include "libavutil/pixdesc.h"
51 #include "libavutil/time_internal.h"
52 #include "libavcodec/defs.h"
53 #include "libavcodec/bytestream.h"
54 #include "libavcodec/golomb.h"
55 #include "libavcodec/h264.h"
56 #include "libavcodec/jpeg2000.h"
57 #include "libavcodec/packet_internal.h"
58 #include "libavcodec/rangecoder.h"
59 #include "libavcodec/startcode.h"
60 #include "avformat.h"
61 #include "avio_internal.h"
62 #include "internal.h"
63 #include "avc.h"
64 #include "nal.h"
65 #include "mux.h"
66 #include "mxf.h"
67 #include "config.h"
68 #include "version.h"
69
70 EXTERN const FFOutputFormat ff_mxf_d10_muxer;
71 EXTERN const FFOutputFormat ff_mxf_opatom_muxer;
72
73 #define IS_D10(s) ((s)->oformat == &ff_mxf_d10_muxer.p)
74 #define IS_OPATOM(s) ((s)->oformat == &ff_mxf_opatom_muxer.p)
75
76 #define EDIT_UNITS_PER_BODY 250
77 #define KAG_SIZE 512
78
79 typedef struct MXFIndexEntry {
80 uint64_t offset;
81 unsigned slice_offset; ///< offset of audio slice
82 uint16_t temporal_ref;
83 uint8_t flags;
84 } MXFIndexEntry;
85
86 typedef struct j2k_info_t {
87 uint16_t j2k_cap; ///< j2k required decoder capabilities
88 uint16_t j2k_rsiz; ///< j2k required decoder capabilities (Rsiz)
89 uint32_t j2k_xsiz; ///< j2k width of the reference grid (Xsiz)
90 uint32_t j2k_ysiz; ///< j2k height of the reference grid (Ysiz)
91 uint32_t j2k_x0siz; ///< j2k horizontal offset from the origin of the reference grid to the left side of the image (X0siz)
92 uint32_t j2k_y0siz; ///< j2k vertical offset from the origin of the reference grid to the left side of the image (Y0siz)
93 uint32_t j2k_xtsiz; ///< j2k width of one reference tile with respect to the reference grid (XTsiz)
94 uint32_t j2k_ytsiz; ///< j2k height of one reference tile with respect to the reference grid (YTsiz)
95 uint32_t j2k_xt0siz; ///< j2k horizontal offset from the origin of the reference grid to the left side of the first tile (XT0siz)
96 uint32_t j2k_yt0siz; ///< j2k vertical offset from the origin of the reference grid to the left side of the first tile (YT0siz)
97 uint8_t j2k_comp_desc[12]; ///< j2k components descriptor (Ssiz(i), XRsiz(i), YRsiz(i))
98 } j2k_info_t;
99
100 typedef struct MXFStreamContext {
101 int64_t pkt_cnt; ///< pkt counter for muxed packets
102 UID track_essence_element_key;
103 int index; ///< index in mxf_essence_container_uls table
104 const UID *codec_ul;
105 const UID *container_ul;
106 int order; ///< interleaving order if dts are equal
107 int interlaced; ///< whether picture is interlaced
108 int field_dominance; ///< tff=1, bff=2
109 int component_depth;
110 int color_siting;
111 int signal_standard;
112 int h_chroma_sub_sample;
113 int v_chroma_sub_sample;
114 int temporal_reordering;
115 AVRational aspect_ratio; ///< display aspect ratio
116 int closed_gop; ///< gop is closed, used in mpeg-2 frame parsing
117 int video_bit_rate;
118 int slice_offset;
119 int frame_size; ///< frame size in bytes
120 int seq_closed_gop; ///< all gops in sequence are closed, used in mpeg-2 descriptor
121 int max_gop; ///< maximum gop size, used by mpeg-2 descriptor
122 int b_picture_count; ///< maximum number of consecutive b pictures, used in mpeg-2 descriptor
123 int low_delay; ///< low delay, used in mpeg-2 descriptor
124 int avc_intra;
125 int micro_version; ///< format micro_version, used in ffv1 descriptor
126 j2k_info_t j2k_info;
127 } MXFStreamContext;
128
129 typedef struct MXFContainerEssenceEntry {
130 UID container_ul;
131 UID element_ul;
132 UID codec_ul;
133 int (*write_desc)(AVFormatContext *, AVStream *);
134 } MXFContainerEssenceEntry;
135
136 typedef struct MXFPackage {
137 char *name;
138 enum MXFMetadataSetType type;
139 int instance;
140 struct MXFPackage *ref;
141 } MXFPackage;
142
143 enum ULIndex {
144 INDEX_MPEG2 = 0,
145 INDEX_AES3,
146 INDEX_WAV,
147 INDEX_D10_VIDEO,
148 INDEX_D10_AUDIO,
149 INDEX_DV,
150 INDEX_DNXHD,
151 INDEX_JPEG2000,
152 INDEX_H264,
153 INDEX_S436M,
154 INDEX_PRORES,
155 INDEX_FFV1,
156 };
157
158 static const struct {
159 enum AVCodecID id;
160 enum ULIndex index;
161 } mxf_essence_mappings[] = {
162 { AV_CODEC_ID_MPEG2VIDEO, INDEX_MPEG2 },
163 { AV_CODEC_ID_PCM_S24LE, INDEX_AES3 },
164 { AV_CODEC_ID_PCM_S16LE, INDEX_AES3 },
165 { AV_CODEC_ID_DVVIDEO, INDEX_DV },
166 { AV_CODEC_ID_DNXHD, INDEX_DNXHD },
167 { AV_CODEC_ID_JPEG2000, INDEX_JPEG2000 },
168 { AV_CODEC_ID_H264, INDEX_H264 },
169 { AV_CODEC_ID_PRORES, INDEX_PRORES },
170 { AV_CODEC_ID_FFV1, INDEX_FFV1 },
171 { AV_CODEC_ID_NONE }
172 };
173
174 static int mxf_write_wav_desc(AVFormatContext *s, AVStream *st);
175 static int mxf_write_aes3_desc(AVFormatContext *s, AVStream *st);
176 static int mxf_write_mpegvideo_desc(AVFormatContext *s, AVStream *st);
177 static int mxf_write_h264_desc(AVFormatContext *s, AVStream *st);
178 static int mxf_write_ffv1_desc(AVFormatContext *s, AVStream *st);
179 static int mxf_write_cdci_desc(AVFormatContext *s, AVStream *st);
180 static int mxf_write_generic_sound_desc(AVFormatContext *s, AVStream *st);
181 static int mxf_write_s436m_anc_desc(AVFormatContext *s, AVStream *st);
182
183 static const MXFContainerEssenceEntry mxf_essence_container_uls[] = {
184 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x02,0x0D,0x01,0x03,0x01,0x02,0x04,0x60,0x01 },
185 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
186 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x00,0x00,0x00 },
187 mxf_write_mpegvideo_desc },
188 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x06,0x03,0x00 },
189 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x16,0x01,0x03,0x00 },
190 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x00,0x00,0x00,0x00 },
191 mxf_write_aes3_desc },
192 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x06,0x01,0x00 },
193 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x16,0x01,0x01,0x00 },
194 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x00,0x00,0x00,0x00 },
195 mxf_write_wav_desc },
196 // D-10 Video
197 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x01,0x01 },
198 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x05,0x01,0x01,0x00 },
199 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x01 },
200 mxf_write_cdci_desc },
201 // D-10 Audio
202 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x01,0x01 },
203 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x06,0x01,0x10,0x00 },
204 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x00,0x00,0x00,0x00 },
205 mxf_write_generic_sound_desc },
206 // DV
207 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x7F,0x01 },
208 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x18,0x01,0x01,0x00 },
209 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x00,0x00,0x00 },
210 mxf_write_cdci_desc },
211 // DNxHD
212 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0A,0x0D,0x01,0x03,0x01,0x02,0x11,0x01,0x00 },
213 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x0C,0x00 },
214 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x71,0x01,0x00,0x00 },
215 mxf_write_cdci_desc },
216 // JPEG2000
217 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x07,0x0d,0x01,0x03,0x01,0x02,0x0c,0x01,0x00 },
218 { 0x06,0x0e,0x2b,0x34,0x01,0x02,0x01,0x01,0x0d,0x01,0x03,0x01,0x15,0x01,0x08,0x00 },
219 { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x07,0x04,0x01,0x02,0x02,0x03,0x01,0x01,0x00 },
220 mxf_write_cdci_desc },
221 // H.264
222 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x0D,0x01,0x03,0x01,0x02,0x10,0x60,0x01 },
223 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
224 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x00,0x00,0x00 },
225 mxf_write_h264_desc },
226 // S436M ANC
227 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x0D,0x01,0x03,0x01,0x02,0x0e,0x00,0x00 },
228 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x17,0x01,0x02,0x00 },
229 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x01,0x5C,0x00 },
230 mxf_write_s436m_anc_desc },
231 // ProRes
232 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x0d,0x01,0x03,0x01,0x02,0x1c,0x01,0x00 },
233 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0d,0x01,0x03,0x01,0x15,0x01,0x17,0x00 },
234 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x03,0x00 },
235 mxf_write_cdci_desc },
236 // FFV1
237 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x0d,0x01,0x03,0x01,0x02,0x23,0x01,0x00 },
238 { 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0d,0x01,0x03,0x01,0x15,0x01,0x1d,0x00 },
239 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x09,0x00,0x00 },
240 mxf_write_ffv1_desc },
241 { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },
242 { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },
243 { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },
244 NULL },
245 };
246
247 static const UID mxf_d10_codec_uls[] = {
248 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x01 }, // D-10 625/50 PAL 50mb/s
249 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x02 }, // D-10 525/50 NTSC 50mb/s
250 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x03 }, // D-10 625/50 PAL 40mb/s
251 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x04 }, // D-10 525/50 NTSC 40mb/s
252 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x05 }, // D-10 625/50 PAL 30mb/s
253 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x06 }, // D-10 525/50 NTSC 30mb/s
254 };
255
256 static const UID mxf_d10_container_uls[] = {
257 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x01,0x01 }, // D-10 625/50 PAL 50mb/s
258 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x02,0x01 }, // D-10 525/50 NTSC 50mb/s
259 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x03,0x01 }, // D-10 625/50 PAL 40mb/s
260 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x04,0x01 }, // D-10 525/50 NTSC 40mb/s
261 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x05,0x01 }, // D-10 625/50 PAL 30mb/s
262 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x06,0x01 }, // D-10 525/50 NTSC 30mb/s
263 };
264
265
266 static const UID mxf_ffv1_codec_uls[] = {
267 { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x09,0x01,0x00 }, // FFV1 version 0
268 { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x09,0x02,0x00 }, // FFV1 version 1
269 { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x09,0x03,0x00 }, // FFV1 version 2 (was only experimental)
270 { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x09,0x04,0x00 }, // FFV1 version 3
271 { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x09,0x05,0x00 }, // FFV1 version 4
272 };
273
274 static const uint8_t product_uid[] = { 0xAD,0xAB,0x44,0x24,0x2f,0x25,0x4d,0xc7,0x92,0xff,0x29,0xbd,0x00,0x0c,0x00,0x02};
275 static const uint8_t uuid_base[] = { 0xAD,0xAB,0x44,0x24,0x2f,0x25,0x4d,0xc7,0x92,0xff };
276 static const uint8_t umid_ul[] = { 0x06,0x0A,0x2B,0x34,0x01,0x01,0x01,0x05,0x01,0x01,0x0D,0x00,0x13 };
277
278 /**
279 * complete key for operation pattern, partitions, and primer pack
280 */
281 static const uint8_t op1a_ul[] = { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x01,0x09,0x00 };
282 static const uint8_t opatom_ul[] = { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x02,0x0D,0x01,0x02,0x01,0x10,0x03,0x00,0x00 };
283 static const uint8_t footer_partition_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x04,0x04,0x00 }; // ClosedComplete
284 static const uint8_t primer_pack_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x05,0x01,0x00 };
285 static const uint8_t index_table_segment_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x10,0x01,0x00 };
286 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
287 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
288 static const uint8_t klv_fill_key[] = { 0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x01,0x02,0x10,0x01,0x00,0x00,0x00 };
289 static const uint8_t body_partition_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x03,0x04,0x00 }; // ClosedComplete
290
291 /**
292 * partial key for header metadata
293 */
294 static const uint8_t header_metadata_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01 };
295 static const uint8_t multiple_desc_ul[] = { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x0D,0x01,0x03,0x01,0x02,0x7F,0x01,0x00 };
296
297 /**
298 * SMPTE RP210 http://www.smpte-ra.org/mdd/index.html
299 * https://smpte-ra.org/sites/default/files/Labels.xml
300 */
301 static const MXFLocalTagPair mxf_local_tag_batch[] = {
302 // preface set
303 { 0x3C0A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x01,0x01,0x15,0x02,0x00,0x00,0x00,0x00}}, /* Instance UID */
304 { 0x3B02, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x10,0x02,0x04,0x00,0x00}}, /* Last Modified Date */
305 { 0x3B05, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x01,0x02,0x01,0x05,0x00,0x00,0x00}}, /* Version */
306 { 0x3B07, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x01,0x02,0x01,0x04,0x00,0x00,0x00}}, /* Object Model Version */
307 { 0x3B06, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x06,0x04,0x00,0x00}}, /* Identifications reference */
308 { 0x3B03, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x02,0x01,0x00,0x00}}, /* Content Storage reference */
309 { 0x3B09, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x01,0x02,0x02,0x03,0x00,0x00,0x00,0x00}}, /* Operational Pattern UL */
310 { 0x3B0A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x01,0x02,0x02,0x10,0x02,0x01,0x00,0x00}}, /* Essence Containers UL batch */
311 { 0x3B0B, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x01,0x02,0x02,0x10,0x02,0x02,0x00,0x00}}, /* DM Schemes UL batch */
312 // Identification
313 { 0x3C09, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x01,0x00,0x00,0x00}}, /* This Generation UID */
314 { 0x3C01, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x02,0x01,0x00,0x00}}, /* Company Name */
315 { 0x3C02, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x03,0x01,0x00,0x00}}, /* Product Name */
316 { 0x3C03, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x04,0x00,0x00,0x00}}, /* Product Version */
317 { 0x3C04, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x05,0x01,0x00,0x00}}, /* Version String */
318 { 0x3C05, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x07,0x00,0x00,0x00}}, /* Product ID */
319 { 0x3C06, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x10,0x02,0x03,0x00,0x00}}, /* Modification Date */
320 { 0x3C07, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x0A,0x00,0x00,0x00}}, /* Toolkit Version */
321 { 0x3C08, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x06,0x01,0x00,0x00}}, /* Platform */
322 // Content Storage
323 { 0x1901, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x05,0x01,0x00,0x00}}, /* Package strong reference batch */
324 { 0x1902, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x05,0x02,0x00,0x00}}, /* Package strong reference batch */
325 // Essence Container Data
326 { 0x2701, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x06,0x01,0x00,0x00,0x00}}, /* Linked Package UID */
327 { 0x3F07, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x01,0x03,0x04,0x04,0x00,0x00,0x00,0x00}}, /* BodySID */
328 // Package
329 { 0x4401, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x01,0x01,0x15,0x10,0x00,0x00,0x00,0x00}}, /* Package UID */
330 { 0x4405, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x10,0x01,0x03,0x00,0x00}}, /* Package Creation Date */
331 { 0x4404, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x10,0x02,0x05,0x00,0x00}}, /* Package Modified Date */
332 { 0x4402, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x01,0x03,0x03,0x02,0x01,0x00,0x00,0x00}}, /* Package Name */
333 { 0x4403, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x06,0x05,0x00,0x00}}, /* Tracks Strong reference array */
334 { 0x4701, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x02,0x03,0x00,0x00}}, /* Descriptor */
335 // Track
336 { 0x4801, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x01,0x07,0x01,0x01,0x00,0x00,0x00,0x00}}, /* Track ID */
337 { 0x4804, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x01,0x04,0x01,0x03,0x00,0x00,0x00,0x00}}, /* Track Number */
338 { 0x4B01, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x30,0x04,0x05,0x00,0x00,0x00,0x00}}, /* Edit Rate */
339 { 0x4B02, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x03,0x01,0x03,0x00,0x00}}, /* Origin */
340 { 0x4803, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x02,0x04,0x00,0x00}}, /* Sequence reference */
341 // Sequence
342 { 0x0201, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x07,0x01,0x00,0x00,0x00,0x00,0x00}}, /* Data Definition UL */
343 { 0x0202, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x02,0x01,0x01,0x03,0x00,0x00}}, /* Duration */
344 { 0x1001, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x06,0x09,0x00,0x00}}, /* Structural Components reference array */
345 // Source Clip
346 { 0x1201, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x03,0x01,0x04,0x00,0x00}}, /* Start position */
347 { 0x1101, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x03,0x01,0x00,0x00,0x00}}, /* SourcePackageID */
348 { 0x1102, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x03,0x02,0x00,0x00,0x00}}, /* SourceTrackID */
349 // Timecode Component
350 { 0x1501, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x03,0x01,0x05,0x00,0x00}}, /* Start Time Code */
351 { 0x1502, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x04,0x01,0x01,0x02,0x06,0x00,0x00}}, /* Rounded Time Code Base */
352 { 0x1503, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x04,0x01,0x01,0x05,0x00,0x00,0x00}}, /* Drop Frame */
353 // File Descriptor
354 { 0x3F01, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x06,0x01,0x01,0x04,0x06,0x0B,0x00,0x00}}, /* Sub Descriptors reference array */
355 { 0x3006, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x06,0x01,0x01,0x03,0x05,0x00,0x00,0x00}}, /* Linked Track ID */
356 { 0x3001, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x06,0x01,0x01,0x00,0x00,0x00,0x00}}, /* SampleRate */
357 { 0x3002, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x06,0x01,0x02,0x00,0x00,0x00,0x00}}, /* ContainerDuration */
358 { 0x3004, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x01,0x02,0x00,0x00}}, /* Essence Container */
359 // Generic Picture Essence Descriptor
360 { 0x320C, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x03,0x01,0x04,0x00,0x00,0x00}}, /* Frame Layout */
361 { 0x320D, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x03,0x02,0x05,0x00,0x00,0x00}}, /* Video Line Map */
362 { 0x3203, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x02,0x02,0x00,0x00,0x00}}, /* Stored Width */
363 { 0x3202, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x02,0x01,0x00,0x00,0x00}}, /* Stored Height */
364 { 0x3216, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x03,0x02,0x08,0x00,0x00,0x00}}, /* Stored F2 Offset */
365 { 0x3205, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x08,0x00,0x00,0x00}}, /* Sampled Width */
366 { 0x3204, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x07,0x00,0x00,0x00}}, /* Sampled Height */
367 { 0x3206, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x09,0x00,0x00,0x00}}, /* Sampled X Offset */
368 { 0x3207, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0A,0x00,0x00,0x00}}, /* Sampled Y Offset */
369 { 0x3209, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0C,0x00,0x00,0x00}}, /* Display Width */
370 { 0x3208, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0B,0x00,0x00,0x00}}, /* Display Height */
371 { 0x320A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0D,0x00,0x00,0x00}}, /* Display X offset */
372 { 0x320B, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0E,0x00,0x00,0x00}}, /* Presentation Y offset */
373 { 0x3217, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x03,0x02,0x07,0x00,0x00,0x00}}, /* Display F2 offset */
374 { 0x320E, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x01,0x01,0x01,0x00,0x00,0x00}}, /* Aspect Ratio */
375 { 0x3210, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x02,0x01,0x01,0x01,0x02,0x00}}, /* Transfer characteristic */
376 { 0x321A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x02,0x01,0x01,0x03,0x01,0x00}}, /* Coding Equations (color space) */
377 { 0x3219, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x09,0x04,0x01,0x02,0x01,0x01,0x06,0x01,0x00}}, /* Color Primaries */
378 { 0x3213, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x18,0x01,0x02,0x00,0x00,0x00,0x00}}, /* Image Start Offset */
379 { 0x3214, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x18,0x01,0x03,0x00,0x00,0x00,0x00}}, /* Image End Offset */
380 { 0x3201, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x06,0x01,0x00,0x00,0x00,0x00}}, /* Picture Essence Coding */
381 { 0x3212, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x03,0x01,0x06,0x00,0x00,0x00}}, /* Field Dominance (Opt) */
382 { 0x3215, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x05,0x01,0x13,0x00,0x00,0x00,0x00}}, /* Signal Standard */
383 // CDCI Picture Essence Descriptor
384 { 0x3301, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x05,0x03,0x0A,0x00,0x00,0x00}}, /* Component Depth */
385 { 0x3302, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x05,0x00,0x00,0x00}}, /* Horizontal Subsampling */
386 { 0x3308, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x05,0x01,0x10,0x00,0x00,0x00}}, /* Vertical Subsampling */
387 { 0x3303, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x06,0x00,0x00,0x00}}, /* Color Siting */
388 { 0x3307, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x18,0x01,0x04,0x00,0x00,0x00,0x00}}, /* Padding Bits */
389 { 0x3304, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x03,0x03,0x00,0x00,0x00}}, /* Black Ref level */
390 { 0x3305, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x03,0x04,0x00,0x00,0x00}}, /* White Ref level */
391 { 0x3306, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x05,0x03,0x05,0x00,0x00,0x00}}, /* Color Range */
392 // Generic Sound Essence Descriptor
393 { 0x3D02, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x04,0x02,0x03,0x01,0x04,0x00,0x00,0x00}}, /* Locked/Unlocked */
394 { 0x3D03, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x03,0x01,0x01,0x01,0x00,0x00}}, /* Audio sampling rate */
395 { 0x3D04, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x02,0x01,0x01,0x03,0x00,0x00,0x00}}, /* Audio Ref Level */
396 { 0x3D07, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x01,0x01,0x04,0x00,0x00,0x00}}, /* ChannelCount */
397 { 0x3D01, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x04,0x02,0x03,0x03,0x04,0x00,0x00,0x00}}, /* Quantization bits */
398 { 0x3D06, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x02,0x04,0x02,0x00,0x00,0x00,0x00}}, /* Sound Essence Compression */
399 // Index Table Segment
400 { 0x3F0B, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x05,0x30,0x04,0x06,0x00,0x00,0x00,0x00}}, /* Index Edit Rate */
401 { 0x3F0C, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x07,0x02,0x01,0x03,0x01,0x0A,0x00,0x00}}, /* Index Start Position */
402 { 0x3F0D, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x07,0x02,0x02,0x01,0x01,0x02,0x00,0x00}}, /* Index Duration */
403 { 0x3F05, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x04,0x06,0x02,0x01,0x00,0x00,0x00,0x00}}, /* Edit Unit Byte Count */
404 { 0x3F06, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x01,0x03,0x04,0x05,0x00,0x00,0x00,0x00}}, /* IndexSID */
405 { 0x3F08, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x04,0x04,0x04,0x01,0x01,0x00,0x00,0x00}}, /* Slice Count */
406 { 0x3F09, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x04,0x04,0x01,0x06,0x00,0x00,0x00}}, /* Delta Entry Array */
407 { 0x3F0A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x04,0x04,0x02,0x05,0x00,0x00,0x00}}, /* Index Entry Array */
408 // MPEG video Descriptor
409 { 0x8000, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x0B,0x00,0x00}}, /* BitRate */
410 { 0x8003, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x05,0x00,0x00}}, /* LowDelay */
411 { 0x8004, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x06,0x00,0x00}}, /* ClosedGOP */
412 { 0x8006, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x08,0x00,0x00}}, /* MaxGOP */
413 { 0x8007, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x0A,0x00,0x00}}, /* ProfileAndLevel */
414 { 0x8008, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x09,0x00,0x00}}, /* BPictureCount */
415 // Wave Audio Essence Descriptor
416 { 0x3D09, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x03,0x03,0x05,0x00,0x00,0x00}}, /* Average Bytes Per Second */
417 { 0x3D0A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x03,0x02,0x01,0x00,0x00,0x00}}, /* Block Align */
418 // mxf_user_comments_local_tag
419 { 0x4406, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x02,0x01,0x02,0x0C,0x00,0x00,0x00}}, /* User Comments */
420 { 0x5001, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x02,0x01,0x02,0x09,0x01,0x00,0x00}}, /* Name */
421 { 0x5003, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x02,0x01,0x02,0x0A,0x01,0x00,0x00}}, /* Value */
422 // mxf_avc_subdescriptor_local_tags
423 { 0x8100, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x09,0x06,0x01,0x01,0x04,0x06,0x10,0x00,0x00}}, /* SubDescriptors */
424 { 0x8200, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x06,0x01,0x0E,0x00,0x00}}, /* AVC Decoding Delay */
425 { 0x8201, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x06,0x01,0x0A,0x00,0x00}}, /* AVC Profile */
426 { 0x8202, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x06,0x01,0x0D,0x00,0x00}}, /* AVC Level */
427 // ff_mxf_mastering_display_local_tags
428 { 0x8301, FF_MXF_MasteringDisplayPrimaries },
429 { 0x8302, FF_MXF_MasteringDisplayWhitePointChromaticity },
430 { 0x8303, FF_MXF_MasteringDisplayMaximumLuminance },
431 { 0x8304, FF_MXF_MasteringDisplayMinimumLuminance },
432 // FFV1
433 { 0xDFD9, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x0C,0x06,0x00,0x00,0x00}}, /* FFV1 Micro-version */
434 { 0xDFDA, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x0C,0x05,0x00,0x00,0x00}}, /* FFV1 Version */
435 { 0xDFDB, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x0C,0x01,0x00,0x00,0x00}}, /* FFV1 Initialization Metadata */
436 // ff_mxf_jpeg2000_local_tags
437 { 0x8400, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x09,0x06,0x01,0x01,0x04,0x06,0x10,0x00,0x00}}, /* Sub Descriptors / Opt Ordered array of strong references to sub descriptor sets */
438 { 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 */
439 { 0x8402, {0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x02,0x00,0x00,0x00}}, /* Xsiz: Width of the reference grid */
440 { 0x8403, {0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x03,0x00,0x00,0x00}}, /* Ysiz: Height of the reference grid */
441 { 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 */
442 { 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 */
443 { 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 */
444 { 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 */
445 { 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 */
446 { 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 */
447 { 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 */
448 { 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. */
449 { 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. */
450 };
451
452 #define MXF_NUM_TAGS FF_ARRAY_ELEMS(mxf_local_tag_batch)
453
454 typedef struct MXFContext {
455 AVClass *av_class;
456 int64_t footer_partition_offset;
457 int essence_container_count;
458 AVRational time_base;
459 int header_written;
460 MXFIndexEntry *index_entries;
461 unsigned edit_units_count;
462 uint64_t timestamp; ///< timestamp, as year(16),month(8),day(8),hour(8),minutes(8),msec/4(8)
463 uint8_t slice_count; ///< index slice count minus 1 (1 if no audio, 0 otherwise)
464 int last_indexed_edit_unit;
465 uint64_t *body_partition_offset;
466 unsigned body_partitions_count;
467 int last_key_index; ///< index of last key frame
468 uint64_t duration;
469 AVTimecode tc; ///< timecode context
470 AVStream *timecode_track;
471 int timecode_base; ///< rounded time code base (25 or 30)
472 int edit_unit_byte_count; ///< fixed edit unit byte count
473 int content_package_rate; ///< content package rate in system element, see SMPTE 326M
474 uint64_t body_offset;
475 uint32_t instance_number;
476 uint8_t umid[16]; ///< unique material identifier
477 int channel_count;
478 int signal_standard;
479 uint32_t tagged_value_count;
480 AVRational audio_edit_rate;
481 int store_user_comments;
482 int track_instance_count; // used to generate MXFTrack uuids
483 int cbr_index; ///< use a constant bitrate index
484 uint8_t unused_tags[MXF_NUM_TAGS]; ///< local tags that we know will not be used
485 MXFStreamContext timecode_track_priv;
486 } MXFContext;
487
488 1754 static void mxf_write_uuid(AVIOContext *pb, enum MXFMetadataSetType type, int value)
489 {
490 1754 avio_write(pb, uuid_base, 10);
491 1754 avio_wb16(pb, type);
492 1754 avio_wb32(pb, value);
493 1754 }
494
495 428 static void mxf_write_umid(AVFormatContext *s, int type)
496 {
497 428 MXFContext *mxf = s->priv_data;
498 428 avio_write(s->pb, umid_ul, 13);
499 428 avio_wb24(s->pb, mxf->instance_number);
500 428 avio_write(s->pb, mxf->umid, 15);
501 428 avio_w8(s->pb, type);
502 428 }
503
504 498 static void mxf_write_refs_count(AVIOContext *pb, int ref_count)
505 {
506 498 avio_wb32(pb, ref_count);
507 498 avio_wb32(pb, 16);
508 498 }
509
510 857 static int klv_ber_length(uint64_t len)
511 {
512
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 857 if (len < 128)
513 693 return 1;
514 else
515 164 return (av_log2(len) >> 3) + 2;
516 }
517
518 857 static int klv_encode_ber_length(AVIOContext *pb, uint64_t len)
519 {
520 // Determine the best BER size
521 857 int size = klv_ber_length(len);
522
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 857 if (size == 1) {
523 //short form
524 693 avio_w8(pb, len);
525 693 return 1;
526 }
527
528 164 size --;
529 // long form
530 164 avio_w8(pb, 0x80 + size);
531
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 362 while(size) {
532 198 size--;
533 198 avio_w8(pb, len >> 8 * size & 0xff);
534 }
535 164 return 0;
536 }
537
538 2114 static void klv_encode_ber4_length(AVIOContext *pb, int len)
539 {
540 2114 avio_w8(pb, 0x80 + 3);
541 2114 avio_wb24(pb, len);
542 2114 }
543
544 6 static void klv_encode_ber9_length(AVIOContext *pb, uint64_t len)
545 {
546 6 avio_w8(pb, 0x80 + 8);
547 6 avio_wb64(pb, len);
548 6 }
549
550 /*
551 * Get essence container ul index
552 */
553 25 static int mxf_get_essence_container_ul_index(enum AVCodecID id)
554 {
555 int i;
556
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 73 for (i = 0; mxf_essence_mappings[i].id; i++)
557
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 73 if (mxf_essence_mappings[i].id == id)
558 25 return mxf_essence_mappings[i].index;
559 ✗ return -1;
560 }
561
562 6782 static const MXFLocalTagPair* mxf_lookup_local_tag(int tag)
563 {
564
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 306312 for (int i = 0; i < MXF_NUM_TAGS; i++) {
565
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 306312 if (mxf_local_tag_batch[i].local_tag == tag) {
566 6782 return &mxf_local_tag_batch[i];
567 }
568 }
569
570 // this assert can only be hit during development
571 ✗ av_assert0(0 && "you forgot to add your new tag to mxf_local_tag_batch");
572 return NULL;
573 }
574
575 884 static void mxf_mark_tag_unused(MXFContext *mxf, int tag)
576 {
577 884 const MXFLocalTagPair *pair = mxf_lookup_local_tag(tag);
578 884 mxf->unused_tags[pair - mxf_local_tag_batch] = 1;
579 884 }
580
581 34 static void mxf_write_primer_pack(AVFormatContext *s)
582 {
583 34 MXFContext *mxf = s->priv_data;
584 34 AVIOContext *pb = s->pb;
585 34 int local_tag_number = MXF_NUM_TAGS, i;
586 34 int will_have_avc_tags = 0, will_have_mastering_tags = 0, will_have_ffv1_tags = 0, will_have_jpeg2000_tags = 0;
587
588
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 92 for (i = 0; i < s->nb_streams; i++) {
589 58 MXFStreamContext *sc = s->streams[i]->priv_data;
590
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 58 if (s->streams[i]->codecpar->codec_id == AV_CODEC_ID_H264 && !sc->avc_intra) {
591 ✗ will_have_avc_tags = 1;
592 }
593
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 58 if (av_packet_side_data_get(s->streams[i]->codecpar->coded_side_data,
594 58 s->streams[i]->codecpar->nb_coded_side_data,
595 AV_PKT_DATA_MASTERING_DISPLAY_METADATA)) {
596 2 will_have_mastering_tags = 1;
597 }
598
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 58 if (s->streams[i]->codecpar->codec_id == AV_CODEC_ID_FFV1) {
599 2 will_have_ffv1_tags = 1;
600 }
601
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 58 if (s->streams[i]->codecpar->codec_id == AV_CODEC_ID_JPEG2000){
602 ✗ will_have_jpeg2000_tags = 1;
603 }
604 }
605
606
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 34 if (!mxf->store_user_comments) {
607 28 mxf_mark_tag_unused(mxf, 0x4406);
608 28 mxf_mark_tag_unused(mxf, 0x5001);
609 28 mxf_mark_tag_unused(mxf, 0x5003);
610 }
611
612
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 34 if (!will_have_avc_tags && !will_have_ffv1_tags) {
613 32 mxf_mark_tag_unused(mxf, 0x8100);
614 }
615
616
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 34 if (!will_have_avc_tags) {
617 34 mxf_mark_tag_unused(mxf, 0x8200);
618 34 mxf_mark_tag_unused(mxf, 0x8201);
619 34 mxf_mark_tag_unused(mxf, 0x8202);
620 }
621
622
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 34 if (!will_have_mastering_tags) {
623 32 mxf_mark_tag_unused(mxf, 0x8301);
624 32 mxf_mark_tag_unused(mxf, 0x8302);
625 32 mxf_mark_tag_unused(mxf, 0x8303);
626 32 mxf_mark_tag_unused(mxf, 0x8304);
627 }
628
629
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 34 if (!will_have_ffv1_tags) {
630 32 mxf_mark_tag_unused(mxf, 0xDFD9);
631 32 mxf_mark_tag_unused(mxf, 0xDFDA);
632 32 mxf_mark_tag_unused(mxf, 0xDFDB);
633 }
634
635
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 34 if (!will_have_jpeg2000_tags) {
636 34 mxf_mark_tag_unused(mxf, 0x8400);
637 34 mxf_mark_tag_unused(mxf, 0x8401);
638 34 mxf_mark_tag_unused(mxf, 0x8402);
639 34 mxf_mark_tag_unused(mxf, 0x8403);
640 34 mxf_mark_tag_unused(mxf, 0x8404);
641 34 mxf_mark_tag_unused(mxf, 0x8405);
642 34 mxf_mark_tag_unused(mxf, 0x8406);
643 34 mxf_mark_tag_unused(mxf, 0x8407);
644 34 mxf_mark_tag_unused(mxf, 0x8408);
645 34 mxf_mark_tag_unused(mxf, 0x8409);
646 34 mxf_mark_tag_unused(mxf, 0x840A);
647 34 mxf_mark_tag_unused(mxf, 0x840B);
648 34 mxf_mark_tag_unused(mxf, 0x840C);
649 }
650
651
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 4352 for (i = 0; i < MXF_NUM_TAGS; i++) {
652
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 4318 if (mxf->unused_tags[i]) {
653 884 local_tag_number--;
654 }
655 }
656
657 34 avio_write(pb, primer_pack_key, 16);
658 34 klv_encode_ber_length(pb, local_tag_number * 18 + 8);
659
660 34 avio_wb32(pb, local_tag_number); // local_tag num
661 34 avio_wb32(pb, 18); // item size, always 18 according to the specs
662
663
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 4352 for (i = 0; i < MXF_NUM_TAGS; i++) {
664
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 4318 if (mxf->unused_tags[i] == 0) {
665 3434 avio_wb16(pb, mxf_local_tag_batch[i].local_tag);
666 3434 avio_write(pb, mxf_local_tag_batch[i].uid, 16);
667 }
668 }
669 34 }
670
671 5898 static void mxf_write_local_tag(AVFormatContext *s, int size, int tag)
672 {
673 5898 MXFContext *mxf = s->priv_data;
674 5898 AVIOContext *pb = s->pb;
675 5898 const MXFLocalTagPair *pair = mxf_lookup_local_tag(tag);
676
677 // make sure the tag was not declared unnecessary upfront
678
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 5898 av_assert0(mxf->unused_tags[pair - mxf_local_tag_batch] == 0);
679
680 5898 avio_wb16(pb, tag);
681 5898 avio_wb16(pb, size);
682 5898 }
683
684 806 static void mxf_write_metadata_key(AVIOContext *pb, unsigned int value)
685 {
686 806 avio_write(pb, header_metadata_key, 13);
687 806 avio_wb24(pb, value);
688 806 }
689
690 336 static const MXFCodecUL *mxf_get_codec_ul_by_id(const MXFCodecUL *uls, int id)
691 {
692
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 1266 while (uls->uid[0]) {
693
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 1184 if (id == uls->id)
694 254 break;
695 930 uls++;
696 }
697 336 return uls;
698 }
699
700 //one EC -> one descriptor. N ECs -> MultipleDescriptor + N descriptors
701 #define DESCRIPTOR_COUNT(essence_container_count) \
702 (essence_container_count > 1 ? essence_container_count + 1 : essence_container_count)
703
704 100 static void mxf_write_essence_container_refs(AVFormatContext *s)
705 {
706 100 MXFContext *c = s->priv_data;
707 100 AVIOContext *pb = s->pb;
708 int i;
709
710
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 100 mxf_write_refs_count(pb, DESCRIPTOR_COUNT(c->essence_container_count));
711 100 av_log(s,AV_LOG_DEBUG, "essence container count:%d\n", c->essence_container_count);
712
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 220 for (i = 0; i < s->nb_streams; i++) {
713 163 MXFStreamContext *sc = s->streams[i]->priv_data;
714 // check first track of essence container type and only write it once
715
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 163 if (sc->track_essence_element_key[15] != 0)
716 6 continue;
717 157 avio_write(pb, *sc->container_ul, 16);
718
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 157 if (c->essence_container_count == 1)
719 43 break;
720 }
721
722
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 100 if (c->essence_container_count > 1)
723 57 avio_write(pb, multiple_desc_ul, 16);
724 100 }
725
726 34 static void mxf_write_preface(AVFormatContext *s)
727 {
728 34 MXFContext *mxf = s->priv_data;
729 34 AVIOContext *pb = s->pb;
730
731 34 mxf_write_metadata_key(pb, 0x012f00);
732 PRINT_KEY(s, "preface key", pb->buf_ptr - 16);
733
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 34 klv_encode_ber_length(pb, 138 + 16LL * DESCRIPTOR_COUNT(mxf->essence_container_count));
734
735 // write preface set uid
736 34 mxf_write_local_tag(s, 16, 0x3C0A);
737 34 mxf_write_uuid(pb, Preface, 0);
738 PRINT_KEY(s, "preface uid", pb->buf_ptr - 16);
739
740 // last modified date
741 34 mxf_write_local_tag(s, 8, 0x3B02);
742 34 avio_wb64(pb, mxf->timestamp);
743
744 // write version
745 34 mxf_write_local_tag(s, 2, 0x3B05);
746 34 avio_wb16(pb, 259); // v1.3
747
748 // Object Model Version
749 34 mxf_write_local_tag(s, 4, 0x3B07);
750 34 avio_wb32(pb, 1);
751
752 // write identification_refs
753 34 mxf_write_local_tag(s, 16 + 8, 0x3B06);
754 34 mxf_write_refs_count(pb, 1);
755 34 mxf_write_uuid(pb, Identification, 0);
756
757 // write content_storage_refs
758 34 mxf_write_local_tag(s, 16, 0x3B03);
759 34 mxf_write_uuid(pb, ContentStorage, 0);
760
761 // operational pattern
762 34 mxf_write_local_tag(s, 16, 0x3B09);
763
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 34 if (IS_OPATOM(s))
764 6 avio_write(pb, opatom_ul, 16);
765 else
766 28 avio_write(pb, op1a_ul, 16);
767
768 // write essence_container_refs
769
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 34 mxf_write_local_tag(s, 8 + 16LL * DESCRIPTOR_COUNT(mxf->essence_container_count), 0x3B0A);
770 34 mxf_write_essence_container_refs(s);
771
772 // write dm_scheme_refs
773 34 mxf_write_local_tag(s, 8, 0x3B0B);
774 34 avio_wb64(pb, 0);
775 34 }
776
777 /*
778 * Returns the length of the UTF-16 string, in 16-bit characters, that would result
779 * from decoding the utf-8 string.
780 */
781 294 static uint64_t mxf_utf16len(const char *utf8_str)
782 {
783 294 const uint8_t *q = utf8_str;
784 294 uint64_t size = 0;
785
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 2160 while (*q) {
786 uint32_t ch;
787
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 1866 GET_UTF8(ch, *q++, goto invalid;)
788
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 1866 if (ch < 0x10000)
789 1866 size++;
790 else
791 ✗ size += 2;
792 1866 continue;
793 ✗ invalid:
794 ✗ av_log(NULL, AV_LOG_ERROR, "Invalid UTF8 sequence in mxf_utf16len\n\n");
795 }
796 294 size += 1;
797 294 return size;
798 }
799
800 /*
801 * Returns the calculated length a local tag containing an utf-8 string as utf-16
802 */
803 218 static int mxf_utf16_local_tag_length(const char *utf8_str)
804 {
805 uint64_t size;
806
807
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 218 if (!utf8_str)
808 68 return 0;
809
810 150 size = mxf_utf16len(utf8_str);
811
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 150 if (size >= UINT16_MAX/2) {
812 ✗ av_log(NULL, AV_LOG_ERROR, "utf16 local tag size %"PRIx64" invalid (too large), ignoring\n", size);
813 ✗ return 0;
814 }
815
816 150 return 4 + size * 2;
817 }
818
819 /*
820 * Write a local tag containing an utf-8 string as utf-16
821 */
822 144 static void mxf_write_local_tag_utf16(AVFormatContext *s, int tag, const char *value)
823 {
824 144 AVIOContext *pb = s->pb;
825 144 uint64_t size = mxf_utf16len(value);
826
827
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 144 if (size >= UINT16_MAX/2) {
828 ✗ av_log(NULL, AV_LOG_ERROR, "utf16 local tag size %"PRIx64" invalid (too large), ignoring\n", size);
829 ✗ return;
830 }
831
832 144 mxf_write_local_tag(s, size*2, tag);
833 144 avio_put_str16be(pb, value);
834 }
835
836 68 static void store_version(AVFormatContext *s){
837 68 AVIOContext *pb = s->pb;
838
839
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 68 if (s->flags & AVFMT_FLAG_BITEXACT) {
840 68 avio_wb16(pb, 0); // major
841 68 avio_wb16(pb, 0); // minor
842 68 avio_wb16(pb, 0); // tertiary
843 } else {
844 ✗ avio_wb16(pb, LIBAVFORMAT_VERSION_MAJOR); // major
845 ✗ avio_wb16(pb, LIBAVFORMAT_VERSION_MINOR); // minor
846 ✗ avio_wb16(pb, LIBAVFORMAT_VERSION_MICRO); // tertiary
847 }
848 68 avio_wb16(pb, 0); // patch
849 68 avio_wb16(pb, 0); // release
850 68 }
851
852 #define PLATFORM_IDENT "Lavf " AV_STRINGIFY((OS_NAME))
853 34 static void mxf_write_identification(AVFormatContext *s)
854 {
855 34 MXFContext *mxf = s->priv_data;
856 34 AVIOContext *pb = s->pb;
857 34 AVDictionaryEntry *com_entry = av_dict_get(s->metadata, "company_name", NULL, 0);
858 34 AVDictionaryEntry *product_entry = av_dict_get(s->metadata, "product_name", NULL, 0);
859 34 AVDictionaryEntry *version_entry = av_dict_get(s->metadata, "product_version", NULL, 0);
860
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 34 const char *company = com_entry ? com_entry->value : "FFmpeg";
861
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 34 const char *product = product_entry ? product_entry->value : !IS_OPATOM(s) ? "OP1a Muxer" : "OPAtom Muxer";
862
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 34 const char *platform = s->flags & AVFMT_FLAG_BITEXACT ? "Lavf" : PLATFORM_IDENT;
863
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 66 const char *version = version_entry ? version_entry->value :
864
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 32 s->flags & AVFMT_FLAG_BITEXACT ? "0.0.0" :
865 AV_STRINGIFY(LIBAVFORMAT_VERSION);
866 int length;
867
868 34 mxf_write_metadata_key(pb, 0x013000);
869 PRINT_KEY(s, "identification key", pb->buf_ptr - 16);
870
871 34 length = 100 +mxf_utf16_local_tag_length(company) +
872 34 mxf_utf16_local_tag_length(product) +
873 34 mxf_utf16_local_tag_length(platform) +
874 34 mxf_utf16_local_tag_length(version);
875 34 klv_encode_ber_length(pb, length);
876
877 // write uid
878 34 mxf_write_local_tag(s, 16, 0x3C0A);
879 34 mxf_write_uuid(pb, Identification, 0);
880 PRINT_KEY(s, "identification uid", pb->buf_ptr - 16);
881
882 // write generation uid
883 34 mxf_write_local_tag(s, 16, 0x3C09);
884 34 mxf_write_uuid(pb, Identification, 1);
885 34 mxf_write_local_tag_utf16(s, 0x3C01, company); // Company Name
886 34 mxf_write_local_tag_utf16(s, 0x3C02, product); // Product Name
887
888 34 mxf_write_local_tag(s, 10, 0x3C03); // Product Version
889 34 store_version(s);
890
891 34 mxf_write_local_tag_utf16(s, 0x3C04, version); // Version String
892 34 mxf_write_local_tag_utf16(s, 0x3C08, platform); // Platform
893
894 // write product uid
895 34 mxf_write_local_tag(s, 16, 0x3C05);
896 34 avio_write(pb, product_uid, 16);
897
898 // modification date
899 34 mxf_write_local_tag(s, 8, 0x3C06);
900 34 avio_wb64(pb, mxf->timestamp);
901
902 34 mxf_write_local_tag(s, 10, 0x3C07); // Toolkit Version
903 34 store_version(s);
904 34 }
905
906 34 static void mxf_write_content_storage(AVFormatContext *s, MXFPackage *packages, int package_count)
907 {
908 34 AVIOContext *pb = s->pb;
909 int i;
910
911 34 mxf_write_metadata_key(pb, 0x011800);
912 PRINT_KEY(s, "content storage key", pb->buf_ptr - 16);
913 34 klv_encode_ber_length(pb, 60 + (16 * package_count));
914
915 // write uid
916 34 mxf_write_local_tag(s, 16, 0x3C0A);
917 34 mxf_write_uuid(pb, ContentStorage, 0);
918 PRINT_KEY(s, "content storage uid", pb->buf_ptr - 16);
919
920 // write package reference
921 34 mxf_write_local_tag(s, 16 * package_count + 8, 0x1901);
922 34 mxf_write_refs_count(pb, package_count);
923
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 104 for (i = 0; i < package_count; i++) {
924 70 mxf_write_uuid(pb, packages[i].type, packages[i].instance);
925 }
926
927 // write essence container data
928 34 mxf_write_local_tag(s, 8 + 16, 0x1902);
929 34 mxf_write_refs_count(pb, 1);
930 34 mxf_write_uuid(pb, EssenceContainerData, 0);
931 34 }
932
933 190 static void mxf_write_track(AVFormatContext *s, AVStream *st, MXFPackage *package)
934 {
935 190 MXFContext *mxf = s->priv_data;
936 190 AVIOContext *pb = s->pb;
937 190 MXFStreamContext *sc = st->priv_data;
938
939 190 mxf_write_metadata_key(pb, 0x013b00);
940 PRINT_KEY(s, "track key", pb->buf_ptr - 16);
941 190 klv_encode_ber_length(pb, 80);
942
943 // write track uid
944 190 mxf_write_local_tag(s, 16, 0x3C0A);
945 190 mxf_write_uuid(pb, Track, mxf->track_instance_count);
946 PRINT_KEY(s, "track uid", pb->buf_ptr - 16);
947
948 // write track id
949 190 mxf_write_local_tag(s, 4, 0x4801);
950 190 avio_wb32(pb, st->index+2);
951
952 // write track number
953 190 mxf_write_local_tag(s, 4, 0x4804);
954
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 190 if (package->type == MaterialPackage)
955 92 avio_wb32(pb, 0); // track number of material package is 0
956 else
957 98 avio_write(pb, sc->track_essence_element_key + 12, 4);
958
959 // write edit rate
960 190 mxf_write_local_tag(s, 8, 0x4B01);
961
962
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 190 if (st == mxf->timecode_track && IS_OPATOM(s)) {
963 12 avio_wb32(pb, mxf->tc.rate.num);
964 12 avio_wb32(pb, mxf->tc.rate.den);
965 } else {
966 178 avio_wb32(pb, mxf->time_base.den);
967 178 avio_wb32(pb, mxf->time_base.num);
968 }
969
970 // write origin
971 190 mxf_write_local_tag(s, 8, 0x4B02);
972 190 avio_wb64(pb, 0);
973
974 // write sequence refs
975 190 mxf_write_local_tag(s, 16, 0x4803);
976 190 mxf_write_uuid(pb, Sequence, mxf->track_instance_count);
977 190 }
978
979 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 };
980
981 380 static void mxf_write_common_fields(AVFormatContext *s, AVStream *st)
982 {
983 380 MXFContext *mxf = s->priv_data;
984 380 AVIOContext *pb = s->pb;
985
986 // find data define uls
987 380 mxf_write_local_tag(s, 16, 0x0201);
988
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 380 if (st == mxf->timecode_track)
989 140 avio_write(pb, smpte_12m_timecode_track_data_ul, 16);
990 else {
991 240 const MXFCodecUL *data_def_ul = mxf_get_codec_ul_by_id(ff_mxf_data_definition_uls, st->codecpar->codec_type);
992 240 avio_write(pb, data_def_ul->uid, 16);
993 }
994
995 // write duration
996 380 mxf_write_local_tag(s, 8, 0x0202);
997
998
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 380 if (st != mxf->timecode_track && IS_OPATOM(s) && st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) {
999 8 avio_wb64(pb, mxf->body_offset / mxf->edit_unit_byte_count);
1000 } else {
1001 372 avio_wb64(pb, mxf->duration);
1002 }
1003 380 }
1004
1005 190 static void mxf_write_sequence(AVFormatContext *s, AVStream *st, MXFPackage *package)
1006 {
1007 190 MXFContext *mxf = s->priv_data;
1008 190 AVIOContext *pb = s->pb;
1009 enum MXFMetadataSetType component;
1010
1011 190 mxf_write_metadata_key(pb, 0x010f00);
1012 PRINT_KEY(s, "sequence key", pb->buf_ptr - 16);
1013 190 klv_encode_ber_length(pb, 80);
1014
1015 190 mxf_write_local_tag(s, 16, 0x3C0A);
1016 190 mxf_write_uuid(pb, Sequence, mxf->track_instance_count);
1017
1018 PRINT_KEY(s, "sequence uid", pb->buf_ptr - 16);
1019 190 mxf_write_common_fields(s, st);
1020
1021 // write structural component
1022 190 mxf_write_local_tag(s, 16 + 8, 0x1001);
1023 190 mxf_write_refs_count(pb, 1);
1024
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 190 if (st == mxf->timecode_track)
1025 70 component = TimecodeComponent;
1026 else
1027 120 component = SourceClip;
1028
1029 190 mxf_write_uuid(pb, component, mxf->track_instance_count);
1030 190 }
1031
1032 70 static void mxf_write_timecode_component(AVFormatContext *s, AVStream *st, MXFPackage *package)
1033 {
1034 70 MXFContext *mxf = s->priv_data;
1035 70 AVIOContext *pb = s->pb;
1036
1037 70 mxf_write_metadata_key(pb, 0x011400);
1038 70 klv_encode_ber_length(pb, 75);
1039
1040 // UID
1041 70 mxf_write_local_tag(s, 16, 0x3C0A);
1042 70 mxf_write_uuid(pb, TimecodeComponent, mxf->track_instance_count);
1043
1044 70 mxf_write_common_fields(s, st);
1045
1046 // Start Time Code
1047 70 mxf_write_local_tag(s, 8, 0x1501);
1048 70 avio_wb64(pb, mxf->tc.start);
1049
1050 // Rounded Time Code Base
1051 70 mxf_write_local_tag(s, 2, 0x1502);
1052 70 avio_wb16(pb, mxf->timecode_base);
1053
1054 // Drop Frame
1055 70 mxf_write_local_tag(s, 1, 0x1503);
1056 70 avio_w8(pb, !!(mxf->tc.flags & AV_TIMECODE_FLAG_DROPFRAME));
1057 70 }
1058
1059 120 static void mxf_write_structural_component(AVFormatContext *s, AVStream *st, MXFPackage *package)
1060 {
1061 120 MXFContext *mxf = s->priv_data;
1062 120 AVIOContext *pb = s->pb;
1063
1064 120 mxf_write_metadata_key(pb, 0x011100);
1065 PRINT_KEY(s, "sturctural component key", pb->buf_ptr - 16);
1066 120 klv_encode_ber_length(pb, 108);
1067
1068 // write uid
1069 120 mxf_write_local_tag(s, 16, 0x3C0A);
1070 120 mxf_write_uuid(pb, SourceClip, mxf->track_instance_count);
1071
1072 PRINT_KEY(s, "structural component uid", pb->buf_ptr - 16);
1073 120 mxf_write_common_fields(s, st);
1074
1075 // write start_position
1076 120 mxf_write_local_tag(s, 8, 0x1201);
1077 120 avio_wb64(pb, 0);
1078
1079 // write source package uid, end of the reference
1080 120 mxf_write_local_tag(s, 32, 0x1101);
1081
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 120 if (!package->ref) {
1082 58 ffio_fill(pb, 0, 32);
1083 } else
1084 62 mxf_write_umid(s, package->ref->instance);
1085
1086 // write source track id
1087 120 mxf_write_local_tag(s, 4, 0x1102);
1088
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 120 if (package->type == SourcePackage && !package->ref)
1089 58 avio_wb32(pb, 0);
1090 else
1091 62 avio_wb32(pb, st->index+2);
1092 120 }
1093
1094 2 static void mxf_write_tape_descriptor(AVFormatContext *s)
1095 {
1096 2 AVIOContext *pb = s->pb;
1097
1098 2 mxf_write_metadata_key(pb, 0x012e00);
1099 PRINT_KEY(s, "tape descriptor key", pb->buf_ptr - 16);
1100 2 klv_encode_ber_length(pb, 20);
1101 2 mxf_write_local_tag(s, 16, 0x3C0A);
1102 2 mxf_write_uuid(pb, TapeDescriptor, 0);
1103 PRINT_KEY(s, "tape_desc uid", pb->buf_ptr - 16);
1104 2 }
1105
1106
1107 22 static void mxf_write_multi_descriptor(AVFormatContext *s)
1108 {
1109 22 MXFContext *mxf = s->priv_data;
1110 22 AVIOContext *pb = s->pb;
1111 const uint8_t *ul;
1112 int i;
1113
1114 22 mxf_write_metadata_key(pb, 0x014400);
1115 PRINT_KEY(s, "multiple descriptor key", pb->buf_ptr - 16);
1116 22 klv_encode_ber_length(pb, 64 + 16LL * s->nb_streams);
1117
1118 22 mxf_write_local_tag(s, 16, 0x3C0A);
1119 22 mxf_write_uuid(pb, MultipleDescriptor, 0);
1120 PRINT_KEY(s, "multi_desc uid", pb->buf_ptr - 16);
1121
1122 // write sample rate
1123 22 mxf_write_local_tag(s, 8, 0x3001);
1124 22 avio_wb32(pb, mxf->time_base.den);
1125 22 avio_wb32(pb, mxf->time_base.num);
1126
1127 // write essence container ul
1128 22 mxf_write_local_tag(s, 16, 0x3004);
1129
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 22 if (mxf->essence_container_count > 1)
1130 20 ul = multiple_desc_ul;
1131 else {
1132 2 MXFStreamContext *sc = s->streams[0]->priv_data;
1133 2 ul = *sc->container_ul;
1134 }
1135 22 avio_write(pb, ul, 16);
1136
1137 // write sub descriptor refs
1138 22 mxf_write_local_tag(s, s->nb_streams * 16 + 8, 0x3F01);
1139 22 mxf_write_refs_count(pb, s->nb_streams);
1140
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 68 for (i = 0; i < s->nb_streams; i++)
1141 46 mxf_write_uuid(pb, SubDescriptor, i);
1142 22 }
1143
1144 58 static int64_t mxf_write_generic_desc(AVFormatContext *s, AVStream *st, const UID key)
1145 {
1146 58 MXFContext *mxf = s->priv_data;
1147 58 MXFStreamContext *sc = st->priv_data;
1148 58 AVIOContext *pb = s->pb;
1149 int64_t pos;
1150
1151 58 avio_write(pb, key, 16);
1152 58 klv_encode_ber4_length(pb, 0);
1153 58 pos = avio_tell(pb);
1154
1155 58 mxf_write_local_tag(s, 16, 0x3C0A);
1156 58 mxf_write_uuid(pb, SubDescriptor, st->index);
1157
1158 58 mxf_write_local_tag(s, 4, 0x3006);
1159 58 avio_wb32(pb, st->index+2);
1160
1161 58 mxf_write_local_tag(s, 8, 0x3001);
1162
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 58 if (IS_D10(s)) {
1163 6 avio_wb32(pb, mxf->time_base.den);
1164 6 avio_wb32(pb, mxf->time_base.num);
1165 } else {
1166
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 52 if (st->codecpar->codec_id == AV_CODEC_ID_PCM_S16LE ||
1167
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 32 st->codecpar->codec_id == AV_CODEC_ID_PCM_S24LE) {
1168 24 avio_wb32(pb, st->codecpar->sample_rate);
1169 24 avio_wb32(pb, 1);
1170 } else {
1171 28 avio_wb32(pb, mxf->time_base.den);
1172 28 avio_wb32(pb, mxf->time_base.num);
1173 }
1174 }
1175
1176 58 mxf_write_local_tag(s, 16, 0x3004);
1177 58 avio_write(pb, *sc->container_ul, 16);
1178
1179 58 return pos;
1180 }
1181
1182 static const UID mxf_s436m_anc_descriptor_key = { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x5c,0x00 };
1183 static const UID mxf_mpegvideo_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x51,0x00 };
1184 static const UID mxf_wav_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x48,0x00 };
1185 static const UID mxf_aes3_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x47,0x00 };
1186 static const UID mxf_cdci_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01,0x01,0x28,0x00 };
1187 static const UID mxf_rgba_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01,0x01,0x29,0x00 };
1188 static const UID mxf_generic_sound_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01,0x01,0x42,0x00 };
1189
1190 static const UID mxf_avc_subdescriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x6E,0x00 };
1191 static const UID mxf_ffv1_subdescriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x81,0x03 };
1192 static const UID mxf_jpeg2000_subdescriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01,0x01,0x5A,0x00};
1193
1194 16 static inline uint16_t rescale_mastering_chroma(AVRational q)
1195 {
1196 16 return av_clip_uint16(av_rescale(q.num, FF_MXF_MASTERING_CHROMA_DEN, q.den));
1197 }
1198
1199 4 static inline uint32_t rescale_mastering_luma(AVRational q)
1200 {
1201 4 return av_rescale(q.num, FF_MXF_MASTERING_LUMA_DEN, q.den);
1202 }
1203
1204 32 static int64_t mxf_write_cdci_common(AVFormatContext *s, AVStream *st, const UID key)
1205 {
1206 32 MXFStreamContext *sc = st->priv_data;
1207 32 AVIOContext *pb = s->pb;
1208 32 int stored_width = st->codecpar->width;
1209 32 int stored_height = st->codecpar->height;
1210 int display_width;
1211 int display_height;
1212 int f1, f2;
1213 const MXFCodecUL *color_primaries_ul;
1214 const MXFCodecUL *color_trc_ul;
1215 const MXFCodecUL *color_space_ul;
1216 32 int64_t pos = mxf_write_generic_desc(s, st, key);
1217 const AVPacketSideData *side_data;
1218
1219 32 color_primaries_ul = mxf_get_codec_ul_by_id(ff_mxf_color_primaries_uls, st->codecpar->color_primaries);
1220 32 color_trc_ul = mxf_get_codec_ul_by_id(ff_mxf_color_trc_uls, st->codecpar->color_trc);
1221 32 color_space_ul = mxf_get_codec_ul_by_id(ff_mxf_color_space_uls, st->codecpar->color_space);
1222
1223
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 32 if (st->codecpar->codec_id == AV_CODEC_ID_DVVIDEO) {
1224
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 6 if (st->codecpar->height == 1080)
1225 2 stored_width = 1920;
1226
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 4 else if (st->codecpar->height == 720)
1227 ✗ stored_width = 1280;
1228 }
1229 32 display_width = stored_width;
1230
1231
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 32 switch (st->codecpar->codec_id) {
1232 20 case AV_CODEC_ID_MPEG2VIDEO:
1233 case AV_CODEC_ID_H264:
1234 //Based on 16x16 macroblocks
1235 20 stored_width = (stored_width+15)/16*16;
1236 20 stored_height = (stored_height+15)/16*16;
1237 20 break;
1238 12 default:
1239 12 break;
1240 }
1241
1242 //Stored width
1243 32 mxf_write_local_tag(s, 4, 0x3203);
1244 32 avio_wb32(pb, stored_width);
1245
1246 //Stored height
1247 32 mxf_write_local_tag(s, 4, 0x3202);
1248 32 avio_wb32(pb, stored_height>>sc->interlaced);
1249
1250
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 32 if (IS_D10(s)) {
1251 //Stored F2 Offset
1252 4 mxf_write_local_tag(s, 4, 0x3216);
1253 4 avio_wb32(pb, 0);
1254
1255 //Image Start Offset
1256 4 mxf_write_local_tag(s, 4, 0x3213);
1257 4 avio_wb32(pb, 0);
1258
1259 //Image End Offset
1260 4 mxf_write_local_tag(s, 4, 0x3214);
1261 4 avio_wb32(pb, 0);
1262 }
1263
1264 //Sampled width
1265 32 mxf_write_local_tag(s, 4, 0x3205);
1266 32 avio_wb32(pb, display_width);
1267
1268 //Samples height
1269 32 mxf_write_local_tag(s, 4, 0x3204);
1270 32 avio_wb32(pb, st->codecpar->height>>sc->interlaced);
1271
1272 //Sampled X Offset
1273 32 mxf_write_local_tag(s, 4, 0x3206);
1274 32 avio_wb32(pb, 0);
1275
1276 //Sampled Y Offset
1277 32 mxf_write_local_tag(s, 4, 0x3207);
1278 32 avio_wb32(pb, 0);
1279
1280 //Display width
1281 32 mxf_write_local_tag(s, 4, 0x3209);
1282 32 avio_wb32(pb, display_width);
1283
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 32 if (st->codecpar->height == 608) // PAL + VBI
1285 8 display_height = 576;
1286
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 24 else if (st->codecpar->height == 512) // NTSC + VBI
1287 ✗ display_height = 486;
1288 else
1289 24 display_height = st->codecpar->height;
1290
1291 //Display height
1292 32 mxf_write_local_tag(s, 4, 0x3208);
1293 32 avio_wb32(pb, display_height>>sc->interlaced);
1294
1295 // display X offset
1296 32 mxf_write_local_tag(s, 4, 0x320A);
1297 32 avio_wb32(pb, 0);
1298
1299 // display Y offset
1300 32 mxf_write_local_tag(s, 4, 0x320B);
1301 32 avio_wb32(pb, (st->codecpar->height - display_height)>>sc->interlaced);
1302
1303
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 32 if (sc->interlaced) {
1304 //Display F2 Offset
1305 14 mxf_write_local_tag(s, 4, 0x3217);
1306 14 avio_wb32(pb, -((st->codecpar->height - display_height)&1));
1307 }
1308
1309
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 32 if (key != mxf_rgba_descriptor_key) {
1310 // component depth
1311 32 mxf_write_local_tag(s, 4, 0x3301);
1312 32 avio_wb32(pb, sc->component_depth);
1313
1314 // horizontal subsampling
1315 32 mxf_write_local_tag(s, 4, 0x3302);
1316 32 avio_wb32(pb, sc->h_chroma_sub_sample);
1317
1318 // vertical subsampling
1319 32 mxf_write_local_tag(s, 4, 0x3308);
1320 32 avio_wb32(pb, sc->v_chroma_sub_sample);
1321
1322 // color siting
1323 32 mxf_write_local_tag(s, 1, 0x3303);
1324 32 avio_w8(pb, sc->color_siting);
1325
1326 // Padding Bits
1327 32 mxf_write_local_tag(s, 2, 0x3307);
1328 32 avio_wb16(pb, 0);
1329
1330
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 32 if (st->codecpar->color_range != AVCOL_RANGE_UNSPECIFIED) {
1331 32 int black = 0,
1332 32 white = (1<<sc->component_depth) - 1,
1333 32 color = (1<<sc->component_depth);
1334
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 32 if (st->codecpar->color_range == AVCOL_RANGE_MPEG) {
1335 32 black = 1 << (sc->component_depth - 4);
1336 32 white = 235 << (sc->component_depth - 8);
1337 32 color = (14 << (sc->component_depth - 4)) + 1;
1338 }
1339 32 mxf_write_local_tag(s, 4, 0x3304);
1340 32 avio_wb32(pb, black);
1341 32 mxf_write_local_tag(s, 4, 0x3305);
1342 32 avio_wb32(pb, white);
1343 32 mxf_write_local_tag(s, 4, 0x3306);
1344 32 avio_wb32(pb, color);
1345 }
1346 }
1347
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 32 if (sc->signal_standard) {
1349 4 mxf_write_local_tag(s, 1, 0x3215);
1350 4 avio_w8(pb, sc->signal_standard);
1351 }
1352
1353 // frame layout
1354 32 mxf_write_local_tag(s, 1, 0x320C);
1355 32 avio_w8(pb, sc->interlaced);
1356
1357 // video line map
1358
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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;
1360 8 case 608: f1 = 7; f2 = 320; break;
1361 ✗ case 480: f1 = 20; f2 = st->codecpar->codec_id == AV_CODEC_ID_DVVIDEO ? 285 : 283; break;
1362 ✗ case 512: f1 = 7; f2 = 270; break;
1363 4 case 720: f1 = 26; f2 = 0; break; // progressive
1364 4 case 1080: f1 = 21; f2 = 584; break;
1365 8 default: f1 = 0; f2 = 0; break;
1366 }
1367
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 32 if (!sc->interlaced && f2) {
1369 6 f2 = 0;
1370 6 f1 *= 2;
1371 }
1372
1373
1374 32 mxf_write_local_tag(s, 16, 0x320D);
1375 32 avio_wb32(pb, 2);
1376 32 avio_wb32(pb, 4);
1377 32 avio_wb32(pb, f1);
1378 32 avio_wb32(pb, f2);
1379
1380 32 mxf_write_local_tag(s, 8, 0x320E);
1381 32 avio_wb32(pb, sc->aspect_ratio.num);
1382 32 avio_wb32(pb, sc->aspect_ratio.den);
1383
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 32 if (color_primaries_ul->uid[0]) {
1385 2 mxf_write_local_tag(s, 16, 0x3219);
1386 2 avio_write(pb, color_primaries_ul->uid, 16);
1387 };
1388
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 32 if (color_trc_ul->uid[0]) {
1390 10 mxf_write_local_tag(s, 16, 0x3210);
1391 10 avio_write(pb, color_trc_ul->uid, 16);
1392 };
1393
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 32 if (color_space_ul->uid[0]) {
1395 2 mxf_write_local_tag(s, 16, 0x321A);
1396 2 avio_write(pb, color_space_ul->uid, 16);
1397 };
1398
1399 32 mxf_write_local_tag(s, 16, 0x3201);
1400 32 avio_write(pb, *sc->codec_ul, 16);
1401
1402 // Mastering Display metadata
1403 32 side_data = av_packet_side_data_get(st->codecpar->coded_side_data,
1404 32 st->codecpar->nb_coded_side_data,
1405 AV_PKT_DATA_MASTERING_DISPLAY_METADATA);
1406
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 32 if (side_data) {
1407 2 const AVMasteringDisplayMetadata *metadata = (const AVMasteringDisplayMetadata*)side_data->data;
1408
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 2 if (metadata->has_primaries) {
1409 2 mxf_write_local_tag(s, 12, 0x8301);
1410 2 avio_wb16(pb, rescale_mastering_chroma(metadata->display_primaries[0][0]));
1411 2 avio_wb16(pb, rescale_mastering_chroma(metadata->display_primaries[0][1]));
1412 2 avio_wb16(pb, rescale_mastering_chroma(metadata->display_primaries[1][0]));
1413 2 avio_wb16(pb, rescale_mastering_chroma(metadata->display_primaries[1][1]));
1414 2 avio_wb16(pb, rescale_mastering_chroma(metadata->display_primaries[2][0]));
1415 2 avio_wb16(pb, rescale_mastering_chroma(metadata->display_primaries[2][1]));
1416 2 mxf_write_local_tag(s, 4, 0x8302);
1417 2 avio_wb16(pb, rescale_mastering_chroma(metadata->white_point[0]));
1418 2 avio_wb16(pb, rescale_mastering_chroma(metadata->white_point[1]));
1419 } else {
1420 ✗ av_log(NULL, AV_LOG_VERBOSE, "Not writing mastering display primaries. Missing data.\n");
1421 }
1422
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 2 if (metadata->has_luminance) {
1423 2 mxf_write_local_tag(s, 4, 0x8303);
1424 2 avio_wb32(pb, rescale_mastering_luma(metadata->max_luminance));
1425 2 mxf_write_local_tag(s, 4, 0x8304);
1426 2 avio_wb32(pb, rescale_mastering_luma(metadata->min_luminance));
1427 } else {
1428 ✗ av_log(NULL, AV_LOG_VERBOSE, "Not writing mastering display luminances. Missing data.\n");
1429 }
1430 }
1431
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 32 if (sc->interlaced && sc->field_dominance) {
1433 8 mxf_write_local_tag(s, 1, 0x3212);
1434 8 avio_w8(pb, sc->field_dominance);
1435 }
1436
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 32 if (st->codecpar->codec_id == AV_CODEC_ID_H264 && !sc->avc_intra) {
1438 // write avc sub descriptor ref
1439 ✗ mxf_write_local_tag(s, 8 + 16, 0x8100);
1440 ✗ mxf_write_refs_count(pb, 1);
1441 ✗ mxf_write_uuid(pb, AVCSubDescriptor, 0);
1442 }
1443
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 32 if (st->codecpar->codec_id == AV_CODEC_ID_FFV1) {
1445 // write ffv1 sub descriptor ref
1446 2 mxf_write_local_tag(s, 8 + 16, 0x8100);
1447 2 mxf_write_refs_count(pb, 1);
1448 2 mxf_write_uuid(pb, FFV1SubDescriptor, 0);
1449 }
1450
1451 32 return pos;
1452 }
1453
1454 82 static void mxf_update_klv_size(AVIOContext *pb, int64_t pos)
1455 {
1456 82 int64_t cur_pos = avio_tell(pb);
1457 82 int size = cur_pos - pos;
1458 82 avio_seek(pb, pos - 4, SEEK_SET);
1459 82 klv_encode_ber4_length(pb, size);
1460 82 avio_seek(pb, cur_pos, SEEK_SET);
1461 82 }
1462
1463 ✗ static void mxf_write_avc_subdesc(AVFormatContext *s, AVStream *st)
1464 {
1465 ✗ AVIOContext *pb = s->pb;
1466 int64_t pos;
1467
1468 ✗ avio_write(pb, mxf_avc_subdescriptor_key, 16);
1469 ✗ klv_encode_ber4_length(pb, 0);
1470 ✗ pos = avio_tell(pb);
1471
1472 ✗ mxf_write_local_tag(s, 16, 0x3C0A);
1473 ✗ mxf_write_uuid(pb, AVCSubDescriptor, 0);
1474
1475 ✗ mxf_write_local_tag(s, 1, 0x8200);
1476 ✗ avio_w8(pb, 0xFF); // AVC Decoding Delay, unknown
1477
1478 ✗ mxf_write_local_tag(s, 1, 0x8201);
1479 ✗ avio_w8(pb, st->codecpar->profile); // AVC Profile
1480
1481 ✗ mxf_write_local_tag(s, 1, 0x8202);
1482 ✗ avio_w8(pb, st->codecpar->level); // AVC Level
1483
1484 ✗ mxf_update_klv_size(s->pb, pos);
1485 ✗ }
1486
1487 ✗ static int mxf_write_jpeg2000_subdesc(AVFormatContext *s, AVStream *st)
1488 {
1489 ✗ MXFStreamContext *sc = st->priv_data;
1490 ✗ AVIOContext *pb = s->pb;
1491 int64_t pos;
1492 ✗ const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(st->codecpar->format);
1493
1494 ✗ if (!pix_desc) {
1495 ✗ av_log(s, AV_LOG_ERROR, "Pixel format not set - not writing JPEG2000SubDescriptor\n");
1496 ✗ return AVERROR(EINVAL);
1497 }
1498
1499 /* JPEG2000 subdescriptor key */
1500 ✗ avio_write(pb, mxf_jpeg2000_subdescriptor_key, 16);
1501 ✗ klv_encode_ber4_length(pb, 0);
1502 ✗ pos = avio_tell(pb);
1503
1504 ✗ mxf_write_local_tag(s, 16, 0x3C0A);
1505 ✗ mxf_write_uuid(pb, JPEG2000SubDescriptor, 0);
1506
1507 /* Value defining the decoder capabilities (rsiz) */
1508 ✗ mxf_write_local_tag(s, 2, 0x8401);
1509 ✗ avio_wb16(pb, sc->j2k_info.j2k_rsiz);
1510 /* Width of the JPEG2000 reference grid (Xsiz) */
1511 ✗ mxf_write_local_tag(s, 4, 0x8402);
1512 ✗ avio_wb32(pb, st->codecpar->width);
1513 /* Height of the JPEG2000 reference grid (Ysiz) */
1514 ✗ mxf_write_local_tag(s, 4, 0x8403);
1515 ✗ avio_wb32(pb, st->codecpar->height);
1516 /* Horizontal offset from the reference grid origin to the left side of the image area (X0siz) */
1517 ✗ mxf_write_local_tag(s, 4, 0x8404);
1518 ✗ avio_wb32(pb, sc->j2k_info.j2k_x0siz);
1519 /* Vertical offset from the reference grid origin to the left side of the image area (Y0siz) */
1520 ✗ mxf_write_local_tag(s, 4, 0x8405);
1521 ✗ avio_wb32(pb, sc->j2k_info.j2k_y0siz);
1522 /* Width of one reference tile with respect to the reference grid (XTsiz) */
1523 ✗ mxf_write_local_tag(s, 4, 0x8406);
1524 ✗ avio_wb32(pb, sc->j2k_info.j2k_xtsiz);
1525 /* Height of one reference tile with respect to the reference grid (YTsiz) */
1526 ✗ mxf_write_local_tag(s, 4, 0x8407);
1527 ✗ avio_wb32(pb, sc->j2k_info.j2k_ytsiz);
1528 /* Horizontal offset from the origin of the reference grid to the left side of the first tile (XT0siz) */
1529 ✗ mxf_write_local_tag(s, 4, 0x8408);
1530 ✗ avio_wb32(pb, sc->j2k_info.j2k_xt0siz);
1531 /* Vertical offset from the origin of the reference grid to the left side of the first tile (YT0siz) */
1532 ✗ mxf_write_local_tag(s, 4, 0x8409);
1533 ✗ avio_wb32(pb, sc->j2k_info.j2k_yt0siz);
1534 /* Image components number (Csiz) */
1535 ✗ mxf_write_local_tag(s, 2, 0x840A);
1536 ✗ avio_wb16(pb, pix_desc->nb_components);
1537 /* Array of picture components where each component comprises 3 bytes named Ssiz(i) (Pixel bitdepth - 1),
1538 XRSiz(i) (Horizontal sampling), YRSiz(i) (Vertical sampling). The array of 3-byte groups is preceded
1539 by the array header comprising a 4-byte value of the number of components followed by a 4-byte
1540 value of 3. */
1541 ✗ mxf_write_local_tag(s, 8 + 3*pix_desc->nb_components, 0x840B);
1542 ✗ avio_wb32(pb, pix_desc->nb_components);
1543 ✗ avio_wb32(pb, 3);
1544 ✗ avio_write(pb, sc->j2k_info.j2k_comp_desc, 3*pix_desc->nb_components);
1545
1546 ✗ mxf_update_klv_size(pb, pos);
1547 ✗ return 0;
1548 }
1549
1550 14 static int mxf_write_cdci_desc(AVFormatContext *s, AVStream *st)
1551 {
1552 14 int64_t pos = mxf_write_cdci_common(s, st, mxf_cdci_descriptor_key);
1553 14 mxf_update_klv_size(s->pb, pos);
1554
1555
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 14 if (st->codecpar->codec_id == AV_CODEC_ID_H264) {
1556 ✗ mxf_write_avc_subdesc(s, st);
1557 }
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 14 if (st->codecpar->codec_id == AV_CODEC_ID_JPEG2000) {
1559 ✗ return mxf_write_jpeg2000_subdesc(s, st);
1560 }
1561 14 return 0;
1562 }
1563
1564 ✗ static int mxf_write_h264_desc(AVFormatContext *s, AVStream *st)
1565 {
1566 ✗ MXFStreamContext *sc = st->priv_data;
1567 ✗ if (sc->avc_intra) {
1568 ✗ mxf_write_mpegvideo_desc(s, st);
1569 } else {
1570 ✗ int64_t pos = mxf_write_cdci_common(s, st, mxf_cdci_descriptor_key);
1571 ✗ mxf_update_klv_size(s->pb, pos);
1572 ✗ mxf_write_avc_subdesc(s, st);
1573 }
1574 ✗ return 0;
1575 }
1576
1577 2 static int mxf_write_ffv1_subdesc(AVFormatContext *s, AVStream *st)
1578 {
1579 2 AVIOContext *pb = s->pb;
1580 2 MXFStreamContext *sc = st->priv_data;
1581 int64_t pos;
1582
1583 2 avio_write(pb, mxf_ffv1_subdescriptor_key, 16);
1584 2 klv_encode_ber4_length(pb, 0);
1585 2 pos = avio_tell(pb);
1586
1587 2 mxf_write_local_tag(s, 16, 0x3C0A);
1588 2 mxf_write_uuid(pb, FFV1SubDescriptor, 0);
1589
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 2 if (st->codecpar->extradata_size) {
1591 2 mxf_write_local_tag(s, st->codecpar->extradata_size, 0xDFDB);
1592 2 avio_write(pb, st->codecpar->extradata, st->codecpar->extradata_size); // FFV1InitializationMetadata
1593 }
1594
1595 2 mxf_write_local_tag(s, 2, 0xDFDA);
1596 2 avio_wb16(pb, (*sc->codec_ul)[14]); // FFV1Version
1597
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 2 if (st->codecpar->extradata_size) {
1599 2 mxf_write_local_tag(s, 2, 0xDFD9);
1600 2 avio_wb16(pb, sc->micro_version); // FFV1MicroVersion
1601 }
1602
1603 2 mxf_update_klv_size(s->pb, pos);
1604 2 return 0;
1605 }
1606
1607 2 static int mxf_write_ffv1_desc(AVFormatContext *s, AVStream *st)
1608 {
1609 int is_rgb, pos;
1610 2 const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(st->codecpar->format);
1611
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 2 av_assert0(desc);
1612 2 is_rgb = desc->flags & AV_PIX_FMT_FLAG_RGB;
1613
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 2 pos = mxf_write_cdci_common(s, st, is_rgb ? mxf_rgba_descriptor_key : mxf_cdci_descriptor_key);
1615 2 mxf_update_klv_size(s->pb, pos);
1616 2 return mxf_write_ffv1_subdesc(s, st);
1617 }
1618
1619 ✗ static int mxf_write_s436m_anc_desc(AVFormatContext *s, AVStream *st)
1620 {
1621 ✗ int64_t pos = mxf_write_generic_desc(s, st, mxf_s436m_anc_descriptor_key);
1622 ✗ mxf_update_klv_size(s->pb, pos);
1623 ✗ return 0;
1624 }
1625
1626 16 static int mxf_write_mpegvideo_desc(AVFormatContext *s, AVStream *st)
1627 {
1628 16 AVIOContext *pb = s->pb;
1629 16 MXFStreamContext *sc = st->priv_data;
1630 16 int profile_and_level = (st->codecpar->profile<<4) | st->codecpar->level;
1631 16 int64_t pos = mxf_write_cdci_common(s, st, mxf_mpegvideo_descriptor_key);
1632
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 16 if (st->codecpar->codec_id != AV_CODEC_ID_H264) {
1634 // bit rate
1635 16 mxf_write_local_tag(s, 4, 0x8000);
1636 16 avio_wb32(pb, sc->video_bit_rate);
1637
1638 // profile and level
1639 16 mxf_write_local_tag(s, 1, 0x8007);
1640
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 16 if (!st->codecpar->profile)
1641 8 profile_and_level |= 0x80; // escape bit
1642 16 avio_w8(pb, profile_and_level);
1643
1644 // low delay
1645 16 mxf_write_local_tag(s, 1, 0x8003);
1646 16 avio_w8(pb, sc->low_delay);
1647
1648 // closed gop
1649 16 mxf_write_local_tag(s, 1, 0x8004);
1650 16 avio_w8(pb, sc->seq_closed_gop);
1651
1652 // max gop
1653 16 mxf_write_local_tag(s, 2, 0x8006);
1654 16 avio_wb16(pb, sc->max_gop);
1655
1656 // b picture count
1657 16 mxf_write_local_tag(s, 2, 0x8008);
1658 16 avio_wb16(pb, sc->b_picture_count);
1659 }
1660
1661 16 mxf_update_klv_size(pb, pos);
1662 16 return 0;
1663 }
1664
1665 26 static int64_t mxf_write_generic_sound_common(AVFormatContext *s, AVStream *st, const UID key)
1666 {
1667 26 AVIOContext *pb = s->pb;
1668 26 MXFContext *mxf = s->priv_data;
1669 26 int show_warnings = !mxf->footer_partition_offset;
1670 26 int64_t pos = mxf_write_generic_desc(s, st, key);
1671
1672
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 26 if (IS_OPATOM(s)) {
1673 2 mxf_write_local_tag(s, 8, 0x3002);
1674 2 avio_wb64(pb, mxf->body_offset / mxf->edit_unit_byte_count);
1675 }
1676
1677 // audio locked
1678 26 mxf_write_local_tag(s, 1, 0x3D02);
1679 26 avio_w8(pb, 1);
1680
1681 // write audio sampling rate
1682 26 mxf_write_local_tag(s, 8, 0x3D03);
1683 26 avio_wb32(pb, st->codecpar->sample_rate);
1684 26 avio_wb32(pb, 1);
1685
1686
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 26 if (IS_D10(s)) {
1687 2 mxf_write_local_tag(s, 1, 0x3D04);
1688 2 avio_w8(pb, 0);
1689 }
1690
1691 26 mxf_write_local_tag(s, 4, 0x3D07);
1692
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 26 if (mxf->channel_count == -1) {
1693
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 2 if (show_warnings && IS_D10(s) &&
1694
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1695
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 1 (st->codecpar->ch_layout.nb_channels != 8))
1696 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");
1697 2 avio_wb32(pb, st->codecpar->ch_layout.nb_channels);
1698
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 24 } else if (IS_D10(s)) {
1699 ✗ if (show_warnings && (mxf->channel_count < st->codecpar->ch_layout.nb_channels))
1700 ✗ av_log(s, AV_LOG_WARNING, "d10_channelcount < actual number of audio channels : some channels will be discarded\n");
1701 ✗ if (show_warnings && (mxf->channel_count != 4) && (mxf->channel_count != 8))
1702 ✗ 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");
1703 ✗ avio_wb32(pb, mxf->channel_count);
1704 } else {
1705 24 avio_wb32(pb, st->codecpar->ch_layout.nb_channels);
1706 }
1707
1708 26 mxf_write_local_tag(s, 4, 0x3D01);
1709 26 avio_wb32(pb, av_get_bits_per_sample(st->codecpar->codec_id));
1710
1711 26 return pos;
1712 }
1713
1714 24 static int64_t mxf_write_wav_common(AVFormatContext *s, AVStream *st, const UID key)
1715 {
1716 24 AVIOContext *pb = s->pb;
1717 24 int64_t pos = mxf_write_generic_sound_common(s, st, key);
1718
1719 24 mxf_write_local_tag(s, 2, 0x3D0A);
1720 24 avio_wb16(pb, st->codecpar->block_align);
1721
1722 // avg bytes per sec
1723 24 mxf_write_local_tag(s, 4, 0x3D09);
1724 24 avio_wb32(pb, st->codecpar->block_align*st->codecpar->sample_rate);
1725
1726 24 return pos;
1727 }
1728
1729 2 static int mxf_write_wav_desc(AVFormatContext *s, AVStream *st)
1730 {
1731 2 int64_t pos = mxf_write_wav_common(s, st, mxf_wav_descriptor_key);
1732 2 mxf_update_klv_size(s->pb, pos);
1733 2 return 0;
1734 }
1735
1736 22 static int mxf_write_aes3_desc(AVFormatContext *s, AVStream *st)
1737 {
1738 22 int64_t pos = mxf_write_wav_common(s, st, mxf_aes3_descriptor_key);
1739 22 mxf_update_klv_size(s->pb, pos);
1740 22 return 0;
1741 }
1742
1743 2 static int mxf_write_generic_sound_desc(AVFormatContext *s, AVStream *st)
1744 {
1745 2 int64_t pos = mxf_write_generic_sound_common(s, st, mxf_generic_sound_descriptor_key);
1746 2 mxf_update_klv_size(s->pb, pos);
1747 2 return 0;
1748 }
1749
1750 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 };
1751
1752 6 static int mxf_write_tagged_value(AVFormatContext *s, const char* name, const char* value)
1753 {
1754 6 MXFContext *mxf = s->priv_data;
1755 6 AVIOContext *pb = s->pb;
1756 6 int name_size = mxf_utf16_local_tag_length(name);
1757 6 int indirect_value_size = 13 + mxf_utf16_local_tag_length(value);
1758
1759
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 6 if (!name_size || indirect_value_size == 13)
1760 ✗ return 1;
1761
1762 6 mxf_write_metadata_key(pb, 0x013f00);
1763 6 klv_encode_ber_length(pb, 24 + name_size + indirect_value_size);
1764
1765 // write instance UID
1766 6 mxf_write_local_tag(s, 16, 0x3C0A);
1767 6 mxf_write_uuid(pb, TaggedValue, mxf->tagged_value_count);
1768
1769 // write name
1770 6 mxf_write_local_tag_utf16(s, 0x5001, name); // Name
1771
1772 // write indirect value
1773 6 mxf_write_local_tag(s, indirect_value_size, 0x5003);
1774 6 avio_write(pb, mxf_indirect_value_utf16le, 17);
1775 6 avio_put_str16le(pb, value);
1776
1777 6 mxf->tagged_value_count++;
1778 6 return 0;
1779 }
1780
1781 6 static int mxf_write_user_comments(AVFormatContext *s, const AVDictionary *m)
1782 {
1783 6 MXFContext *mxf = s->priv_data;
1784 6 AVDictionaryEntry *t = NULL;
1785 6 int count = 0;
1786
1787
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 12 while ((t = av_dict_get(m, "comment_", t, AV_DICT_IGNORE_SUFFIX))) {
1788
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 6 if (mxf->tagged_value_count >= UINT16_MAX) {
1789 ✗ av_log(s, AV_LOG_ERROR, "too many tagged values, ignoring remaining\n");
1790 ✗ return count;
1791 }
1792
1793
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 6 if (mxf_write_tagged_value(s, t->key + 8, t->value) == 0)
1794 6 count++;
1795 }
1796 6 return count;
1797 }
1798
1799 70 static int mxf_write_package(AVFormatContext *s, MXFPackage *package)
1800 {
1801 70 MXFContext *mxf = s->priv_data;
1802 70 AVIOContext *pb = s->pb;
1803 70 int i, track_count = s->nb_streams+1;
1804 70 int name_size = mxf_utf16_local_tag_length(package->name);
1805 70 int user_comment_count = 0;
1806
1807
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 70 if (package->type == MaterialPackage) {
1808
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 34 if (mxf->store_user_comments)
1809 6 user_comment_count = mxf_write_user_comments(s, s->metadata);
1810 34 mxf_write_metadata_key(pb, 0x013600);
1811 PRINT_KEY(s, "Material Package key", pb->buf_ptr - 16);
1812 34 klv_encode_ber_length(pb, 92 + name_size + (16*track_count) + (16*user_comment_count) + 12LL*mxf->store_user_comments);
1813 } else {
1814 36 mxf_write_metadata_key(pb, 0x013700);
1815 PRINT_KEY(s, "Source Package key", pb->buf_ptr - 16);
1816 36 klv_encode_ber_length(pb, 112 + name_size + (16*track_count) + 12LL*mxf->store_user_comments); // 20 bytes length for descriptor reference
1817 }
1818
1819 // write uid
1820 70 mxf_write_local_tag(s, 16, 0x3C0A);
1821 70 mxf_write_uuid(pb, package->type, package->instance);
1822 70 av_log(s, AV_LOG_DEBUG, "package type:%d\n", package->type);
1823 PRINT_KEY(s, "package uid", pb->buf_ptr - 16);
1824
1825 // write package umid
1826 70 mxf_write_local_tag(s, 32, 0x4401);
1827 70 mxf_write_umid(s, package->instance);
1828 PRINT_KEY(s, "package umid second part", pb->buf_ptr - 16);
1829
1830 // package name
1831
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 70 if (name_size)
1832 2 mxf_write_local_tag_utf16(s, 0x4402, package->name);
1833
1834 // package creation date
1835 70 mxf_write_local_tag(s, 8, 0x4405);
1836 70 avio_wb64(pb, mxf->timestamp);
1837
1838 // package modified date
1839 70 mxf_write_local_tag(s, 8, 0x4404);
1840 70 avio_wb64(pb, mxf->timestamp);
1841
1842 // write track refs
1843 70 mxf_write_local_tag(s, track_count*16 + 8, 0x4403);
1844 70 mxf_write_refs_count(pb, track_count);
1845 // these are the uuids of the tracks the will be written in mxf_write_track
1846
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 260 for (i = 0; i < track_count; i++)
1847 190 mxf_write_uuid(pb, Track, mxf->track_instance_count + i);
1848
1849 // write user comment refs
1850
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 70 if (mxf->store_user_comments) {
1851 12 mxf_write_local_tag(s, user_comment_count*16 + 8, 0x4406);
1852 12 mxf_write_refs_count(pb, user_comment_count);
1853
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 18 for (i = 0; i < user_comment_count; i++)
1854 6 mxf_write_uuid(pb, TaggedValue, mxf->tagged_value_count - user_comment_count + i);
1855 }
1856
1857 // write multiple descriptor reference
1858
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 70 if (package->type == SourcePackage && package->instance == 1) {
1859 34 mxf_write_local_tag(s, 16, 0x4701);
1860
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 34 if (s->nb_streams > 1) {
1861 22 mxf_write_uuid(pb, MultipleDescriptor, 0);
1862 22 mxf_write_multi_descriptor(s);
1863 } else
1864 12 mxf_write_uuid(pb, SubDescriptor, 0);
1865
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 36 } else if (package->type == SourcePackage && package->instance == 2) {
1866 2 mxf_write_local_tag(s, 16, 0x4701);
1867 2 mxf_write_uuid(pb, TapeDescriptor, 0);
1868 2 mxf_write_tape_descriptor(s);
1869 }
1870
1871 /*
1872 * for every 1 track in a package there is 1 sequence and 1 component.
1873 * all 3 of these elements share the same instance number for generating
1874 * there instance uuids. mxf->track_instance_count stores this value.
1875 * mxf->track_instance_count is incremented after a group of all 3 of
1876 * these elements are written.
1877 */
1878
1879 // write timecode track
1880 70 mxf_write_track(s, mxf->timecode_track, package);
1881 70 mxf_write_sequence(s, mxf->timecode_track, package);
1882 70 mxf_write_timecode_component(s, mxf->timecode_track, package);
1883 70 mxf->track_instance_count++;
1884
1885
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 190 for (i = 0; i < s->nb_streams; i++) {
1886 120 AVStream *st = s->streams[i];
1887 120 mxf_write_track(s, st, package);
1888 120 mxf_write_sequence(s, st, package);
1889 120 mxf_write_structural_component(s, st, package);
1890 120 mxf->track_instance_count++;
1891
1892
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 120 if (package->type == SourcePackage && package->instance == 1) {
1893 58 MXFStreamContext *sc = st->priv_data;
1894 58 int ret = mxf_essence_container_uls[sc->index].write_desc(s, st);
1895
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 58 if (ret < 0)
1896 ✗ return ret;
1897 }
1898 }
1899
1900 70 return 0;
1901 }
1902
1903 34 static int mxf_write_essence_container_data(AVFormatContext *s)
1904 {
1905 34 AVIOContext *pb = s->pb;
1906
1907 34 mxf_write_metadata_key(pb, 0x012300);
1908 34 klv_encode_ber_length(pb, 72);
1909
1910 34 mxf_write_local_tag(s, 16, 0x3C0A); // Instance UID
1911 34 mxf_write_uuid(pb, EssenceContainerData, 0);
1912
1913 34 mxf_write_local_tag(s, 32, 0x2701); // Linked Package UID
1914 34 mxf_write_umid(s, 1);
1915
1916 34 mxf_write_local_tag(s, 4, 0x3F07); // BodySID
1917 34 avio_wb32(pb, 1);
1918
1919 34 mxf_write_local_tag(s, 4, 0x3F06); // IndexSID
1920 34 avio_wb32(pb, 2);
1921
1922 34 return 0;
1923 }
1924
1925 34 static int mxf_write_header_metadata_sets(AVFormatContext *s)
1926 {
1927 34 MXFContext *mxf = s->priv_data;
1928 34 AVDictionaryEntry *entry = NULL;
1929 34 AVStream *st = NULL;
1930 int i;
1931 34 MXFPackage packages[3] = {{0}};
1932 34 int package_count = 2;
1933 34 packages[0].type = MaterialPackage;
1934 34 packages[1].type = SourcePackage;
1935 34 packages[1].instance = 1;
1936 34 packages[0].ref = &packages[1];
1937
1938
1939
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 34 if (entry = av_dict_get(s->metadata, "material_package_name", NULL, 0))
1940 ✗ packages[0].name = entry->value;
1941
1942
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 34 if (entry = av_dict_get(s->metadata, "file_package_name", NULL, 0)) {
1943 ✗ packages[1].name = entry->value;
1944 } else {
1945 /* check if any of the streams contain a file_package_name */
1946
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 92 for (i = 0; i < s->nb_streams; i++) {
1947 58 st = s->streams[i];
1948
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 58 if (entry = av_dict_get(st->metadata, "file_package_name", NULL, 0)) {
1949 ✗ packages[1].name = entry->value;
1950 ✗ break;
1951 }
1952 }
1953 }
1954
1955 34 entry = av_dict_get(s->metadata, "reel_name", NULL, 0);
1956
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 34 if (entry) {
1957 2 packages[2].name = entry->value;
1958 2 packages[2].type = SourcePackage;
1959 2 packages[2].instance = 2;
1960 2 packages[1].ref = &packages[2];
1961 2 package_count = 3;
1962 }
1963
1964 34 mxf_write_preface(s);
1965 34 mxf_write_identification(s);
1966 34 mxf_write_content_storage(s, packages, package_count);
1967 34 mxf->track_instance_count = 0;
1968
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 104 for (i = 0; i < package_count; i++) {
1969 70 int ret = mxf_write_package(s, &packages[i]);
1970
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 70 if (ret < 0)
1971 ✗ return ret;
1972 }
1973 34 mxf_write_essence_container_data(s);
1974 34 return 0;
1975 }
1976
1977 1416 static unsigned klv_fill_size(uint64_t size)
1978 {
1979 1416 unsigned pad = KAG_SIZE - (size & (KAG_SIZE-1));
1980
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 1416 if (pad < 20) // smallest fill item possible
1981 5 return pad + KAG_SIZE;
1982 else
1983 1411 return pad & (KAG_SIZE-1);
1984 }
1985
1986 31 static void mxf_write_index_table_segment(AVFormatContext *s)
1987 {
1988 31 MXFContext *mxf = s->priv_data;
1989 31 AVIOContext *pb = s->pb;
1990 31 int i, j, temporal_reordering = 0;
1991 31 int key_index = mxf->last_key_index;
1992 31 int prev_non_b_picture = 0;
1993 31 int audio_frame_size = 0;
1994 int64_t pos;
1995
1996 31 av_log(s, AV_LOG_DEBUG, "edit units count %d\n", mxf->edit_units_count);
1997
1998
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 31 if (!mxf->edit_units_count && !mxf->edit_unit_byte_count)
1999 9 return;
2000
2001 22 avio_write(pb, index_table_segment_key, 16);
2002
2003 22 klv_encode_ber4_length(pb, 0);
2004 22 pos = avio_tell(pb);
2005
2006 // instance id
2007 22 mxf_write_local_tag(s, 16, 0x3C0A);
2008 22 mxf_write_uuid(pb, IndexTableSegment, mxf->last_indexed_edit_unit);
2009
2010 // index edit rate
2011 22 mxf_write_local_tag(s, 8, 0x3F0B);
2012 22 avio_wb32(pb, mxf->time_base.den);
2013 22 avio_wb32(pb, mxf->time_base.num);
2014
2015 // index start position
2016 22 mxf_write_local_tag(s, 8, 0x3F0C);
2017 22 avio_wb64(pb, mxf->last_indexed_edit_unit);
2018
2019 // index duration
2020 22 mxf_write_local_tag(s, 8, 0x3F0D);
2021
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 22 if (mxf->edit_unit_byte_count)
2022 12 avio_wb64(pb, 0); // index table covers whole container
2023 else
2024 10 avio_wb64(pb, mxf->edit_units_count);
2025
2026 // edit unit byte count
2027 22 mxf_write_local_tag(s, 4, 0x3F05);
2028 22 avio_wb32(pb, mxf->edit_unit_byte_count);
2029
2030 // index sid
2031 22 mxf_write_local_tag(s, 4, 0x3F06);
2032 22 avio_wb32(pb, 2);
2033
2034 // body sid
2035 22 mxf_write_local_tag(s, 4, 0x3F07);
2036 22 avio_wb32(pb, 1);
2037
2038 // real slice count - 1
2039 22 mxf_write_local_tag(s, 1, 0x3F08);
2040 22 avio_w8(pb, !mxf->edit_unit_byte_count); // only one slice for CBR
2041
2042 // delta entry array
2043 22 mxf_write_local_tag(s, 8 + (s->nb_streams+1)*6, 0x3F09);
2044 22 avio_wb32(pb, s->nb_streams+1); // num of entries
2045 22 avio_wb32(pb, 6); // size of one entry
2046 // write system item delta entry
2047 22 avio_w8(pb, 0);
2048 22 avio_w8(pb, 0); // slice entry
2049 22 avio_wb32(pb, 0); // element delta
2050 // write each stream delta entry
2051
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 60 for (i = 0; i < s->nb_streams; i++) {
2052 38 AVStream *st = s->streams[i];
2053 38 MXFStreamContext *sc = st->priv_data;
2054 38 avio_w8(pb, sc->temporal_reordering);
2055
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 38 if (sc->temporal_reordering)
2056 3 temporal_reordering = 1;
2057
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 38 if (mxf->edit_unit_byte_count) {
2058 20 avio_w8(pb, 0); // slice number
2059 20 avio_wb32(pb, sc->slice_offset);
2060
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 18 } else if (i == 0) { // video track
2061 10 avio_w8(pb, 0); // slice number
2062 10 avio_wb32(pb, KAG_SIZE); // system item size including klv fill
2063 } else { // audio or data track
2064
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 8 if (!audio_frame_size) {
2065 7 audio_frame_size = sc->frame_size;
2066 7 audio_frame_size += klv_fill_size(audio_frame_size);
2067 }
2068 8 avio_w8(pb, 1);
2069 8 avio_wb32(pb, (i-1)*audio_frame_size); // element delta
2070 }
2071 }
2072
2073
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 22 if (!mxf->edit_unit_byte_count) {
2074 10 MXFStreamContext *sc = s->streams[0]->priv_data;
2075 10 mxf_write_local_tag(s, 8 + mxf->edit_units_count*15, 0x3F0A);
2076 10 avio_wb32(pb, mxf->edit_units_count); // num of entries
2077 10 avio_wb32(pb, 15); // size of one entry
2078
2079
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 151 for (i = 0; i < mxf->edit_units_count; i++) {
2080 141 int temporal_offset = 0;
2081
2082
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 141 if (!(mxf->index_entries[i].flags & 0x33)) { // I-frame
2083 54 sc->max_gop = FFMAX(sc->max_gop, i - mxf->last_key_index);
2084 54 mxf->last_key_index = key_index;
2085 54 key_index = i;
2086 }
2087
2088
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 141 if (temporal_reordering) {
2089 80 int pic_num_in_gop = i - key_index;
2090
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 80 if (pic_num_in_gop != mxf->index_entries[i].temporal_ref) {
2091
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 444 for (j = key_index; j < mxf->edit_units_count; j++) {
2092
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 444 if (pic_num_in_gop == mxf->index_entries[j].temporal_ref)
2093 77 break;
2094 }
2095
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 77 if (j == mxf->edit_units_count)
2096 ✗ av_log(s, AV_LOG_WARNING, "missing frames\n");
2097 77 temporal_offset = j - key_index - pic_num_in_gop;
2098 }
2099 }
2100 141 avio_w8(pb, temporal_offset);
2101
2102
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 141 if ((mxf->index_entries[i].flags & 0x30) == 0x30) { // back and forward prediction
2103 51 sc->b_picture_count = FFMAX(sc->b_picture_count, i - prev_non_b_picture);
2104 51 avio_w8(pb, mxf->last_key_index - i);
2105 } else {
2106 90 avio_w8(pb, key_index - i); // key frame offset
2107
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 90 if ((mxf->index_entries[i].flags & 0x20) == 0x20) // only forward
2108 36 mxf->last_key_index = key_index;
2109 90 prev_non_b_picture = i;
2110 }
2111
2112
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 141 if (!(mxf->index_entries[i].flags & 0x33) && // I-frame
2113
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 54 mxf->index_entries[i].flags & 0x40 && !temporal_offset)
2114 18 mxf->index_entries[i].flags |= 0x80; // random access
2115 141 avio_w8(pb, mxf->index_entries[i].flags);
2116 // stream offset
2117 141 avio_wb64(pb, mxf->index_entries[i].offset);
2118
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 141 if (s->nb_streams > 1)
2119 111 avio_wb32(pb, mxf->index_entries[i].slice_offset);
2120 else
2121 30 avio_wb32(pb, 0);
2122 }
2123
2124 10 mxf->last_key_index = key_index - mxf->edit_units_count;
2125 10 mxf->last_indexed_edit_unit += mxf->edit_units_count;
2126 10 mxf->edit_units_count = 0;
2127 }
2128
2129 22 mxf_update_klv_size(pb, pos);
2130 }
2131
2132 891 static void mxf_write_klv_fill(AVFormatContext *s)
2133 {
2134 891 unsigned pad = klv_fill_size(avio_tell(s->pb));
2135
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 891 if (pad) {
2136 882 avio_write(s->pb, klv_fill_key, 16);
2137 882 pad -= 16 + 4;
2138 882 klv_encode_ber4_length(s->pb, pad);
2139 882 ffio_fill(s->pb, 0, pad);
2140 av_assert1(!(avio_tell(s->pb) & (KAG_SIZE-1)));
2141 }
2142 891 }
2143
2144 66 static int mxf_write_partition(AVFormatContext *s, int bodysid,
2145 int indexsid,
2146 const uint8_t *key, int write_metadata)
2147 {
2148 66 MXFContext *mxf = s->priv_data;
2149 66 AVIOContext *pb = s->pb;
2150 int64_t header_byte_count_offset;
2151 66 unsigned index_byte_count = 0;
2152 66 uint64_t partition_offset = avio_tell(pb);
2153 int err;
2154
2155
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 66 if (!mxf->edit_unit_byte_count && mxf->edit_units_count)
2156 10 index_byte_count = 85 + 12+(s->nb_streams+1)*6 +
2157 10 12+mxf->edit_units_count*15;
2158
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 56 else if (mxf->edit_unit_byte_count && indexsid)
2159 12 index_byte_count = 80;
2160
2161
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 66 if (index_byte_count) {
2162 22 index_byte_count += 16 + 4; // add encoded ber4 length
2163 22 index_byte_count += klv_fill_size(index_byte_count);
2164 }
2165
2166
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 66 if (key && !memcmp(key, body_partition_key, 16)) {
2167
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 12 if ((err = av_reallocp_array(&mxf->body_partition_offset, mxf->body_partitions_count + 1,
2168 sizeof(*mxf->body_partition_offset))) < 0) {
2169 ✗ mxf->body_partitions_count = 0;
2170 ✗ return err;
2171 }
2172 12 mxf->body_partition_offset[mxf->body_partitions_count++] = partition_offset;
2173 }
2174
2175 // write klv
2176
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 66 if (key)
2177 63 avio_write(pb, key, 16);
2178 else
2179 3 avio_write(pb, body_partition_key, 16);
2180
2181
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 66 klv_encode_ber4_length(pb, 88 + 16LL * DESCRIPTOR_COUNT(mxf->essence_container_count));
2182
2183 // write partition value
2184 66 avio_wb16(pb, 1); // majorVersion
2185 66 avio_wb16(pb, 3); // minorVersion
2186 66 avio_wb32(pb, KAG_SIZE); // KAGSize
2187
2188 66 avio_wb64(pb, partition_offset); // ThisPartition
2189
2190
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 66 if (key && !memcmp(key, body_partition_key, 16) && mxf->body_partitions_count > 1)
2191 ✗ avio_wb64(pb, mxf->body_partition_offset[mxf->body_partitions_count-2]); // PreviousPartition
2192
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 66 else if (key && !memcmp(key, footer_partition_key, 16) && mxf->body_partitions_count)
2193 12 avio_wb64(pb, mxf->body_partition_offset[mxf->body_partitions_count-1]); // PreviousPartition
2194 else
2195 54 avio_wb64(pb, 0);
2196
2197 66 avio_wb64(pb, mxf->footer_partition_offset); // footerPartition
2198
2199 // set offset
2200 66 header_byte_count_offset = avio_tell(pb);
2201 66 avio_wb64(pb, 0); // headerByteCount, update later
2202
2203 // indexTable
2204 66 avio_wb64(pb, index_byte_count); // indexByteCount
2205
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 66 avio_wb32(pb, index_byte_count ? indexsid : 0); // indexSID
2206
2207 // BodyOffset
2208
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 66 if (bodysid && mxf->edit_units_count && mxf->body_partitions_count && !IS_OPATOM(s))
2209 ✗ avio_wb64(pb, mxf->body_offset);
2210 else
2211 66 avio_wb64(pb, 0);
2212
2213 66 avio_wb32(pb, bodysid); // bodySID
2214
2215 // operational pattern
2216
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 66 if (IS_OPATOM(s))
2217 15 avio_write(pb, opatom_ul, 16);
2218 else
2219 51 avio_write(pb, op1a_ul, 16);
2220
2221 // essence container
2222 66 mxf_write_essence_container_refs(s);
2223
2224
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 66 if (write_metadata) {
2225 // mark the start of the headermetadata and calculate metadata size
2226 int64_t pos, start;
2227 unsigned header_byte_count;
2228
2229 34 mxf_write_klv_fill(s);
2230 34 start = avio_tell(s->pb);
2231 34 mxf_write_primer_pack(s);
2232 34 mxf_write_klv_fill(s);
2233 34 mxf_write_header_metadata_sets(s);
2234 34 pos = avio_tell(s->pb);
2235 34 header_byte_count = pos - start + klv_fill_size(pos);
2236
2237 // update header_byte_count
2238 34 avio_seek(pb, header_byte_count_offset, SEEK_SET);
2239 34 avio_wb64(pb, header_byte_count);
2240 34 avio_seek(pb, pos, SEEK_SET);
2241 }
2242
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 66 if(key)
2244 63 avio_write_marker(pb, AV_NOPTS_VALUE, AVIO_DATA_MARKER_FLUSH_POINT);
2245
2246 66 return 0;
2247 }
2248
2249 static const struct {
2250 int profile;
2251 UID codec_ul;
2252 } mxf_prores_codec_uls[] = {
2253 { AV_PROFILE_PRORES_PROXY, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x01,0x00 } },
2254 { AV_PROFILE_PRORES_LT, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x02,0x00 } },
2255 { AV_PROFILE_PRORES_STANDARD, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x03,0x00 } },
2256 { AV_PROFILE_PRORES_HQ, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x04,0x00 } },
2257 { AV_PROFILE_PRORES_4444, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x05,0x00 } },
2258 { AV_PROFILE_PRORES_XQ, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x06,0x00 } },
2259 };
2260
2261 5 static int mxf_parse_prores_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
2262 {
2263 5 MXFContext *mxf = s->priv_data;
2264 5 MXFStreamContext *sc = st->priv_data;
2265 int i, profile;
2266
2267
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 5 if (mxf->header_written)
2268 4 return 1;
2269
2270 1 profile = st->codecpar->profile;
2271
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 1 for (i = 0; i < FF_ARRAY_ELEMS(mxf_prores_codec_uls); i++) {
2272
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 1 if (profile == mxf_prores_codec_uls[i].profile) {
2273 1 sc->codec_ul = &mxf_prores_codec_uls[i].codec_ul;
2274 1 break;
2275 }
2276 }
2277
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 1 if (i == FF_ARRAY_ELEMS(mxf_prores_codec_uls))
2278 ✗ return 0;
2279
2280 1 sc->frame_size = pkt->size;
2281
2282 1 return 1;
2283 }
2284
2285 static const struct {
2286 uint16_t cid;
2287 uint8_t interlaced;
2288 UID codec_ul;
2289 } mxf_dnxhd_codec_uls[] = {
2290 { 1235, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x01,0x00,0x00 } }, // 1080p 10bit HIGH
2291 { 1237, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x03,0x00,0x00 } }, // 1080p 8bit MED
2292 { 1238, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x04,0x00,0x00 } }, // 1080p 8bit HIGH
2293 { 1241, 1, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x07,0x00,0x00 } }, // 1080i 10bit HIGH
2294 { 1242, 1, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x08,0x00,0x00 } }, // 1080i 8bit MED
2295 { 1243, 1, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x09,0x00,0x00 } }, // 1080i 8bit HIGH
2296 { 1244, 1, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x0a,0x00,0x00 } }, // 1080i 8bit TR
2297 { 1250, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x10,0x00,0x00 } }, // 720p 10bit
2298 { 1251, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x11,0x00,0x00 } }, // 720p 8bit HIGH
2299 { 1252, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x12,0x00,0x00 } }, // 720p 8bit MED
2300 { 1253, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x13,0x00,0x00 } }, // 720p 8bit LOW
2301 { 1256, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x16,0x00,0x00 } }, // 1080p 10bit 444
2302 { 1258, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x18,0x00,0x00 } }, // 720p 8bit TR
2303 { 1259, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x19,0x00,0x00 } }, // 1080p 8bit TR
2304 { 1260, 1, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x1a,0x00,0x00 } }, // 1080i 8bit TR MBAFF
2305 { 1270, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x24,0x00,0x00 } }, // DNXHR 444
2306 { 1271, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x25,0x00,0x00 } }, // DNXHR HQX
2307 { 1272, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x26,0x00,0x00 } }, // DNXHR HQ
2308 { 1273, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x27,0x00,0x00 } }, // DNXHR SQ
2309 { 1274, 0, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x28,0x00,0x00 } }, // DNXHR LB
2310 };
2311
2312 25 static int mxf_parse_dnxhd_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
2313 {
2314 25 MXFContext *mxf = s->priv_data;
2315 25 MXFStreamContext *sc = st->priv_data;
2316 int i, cid;
2317
2318
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 25 if (mxf->header_written)
2319 24 return 1;
2320
2321
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 1 if (pkt->size < 43)
2322 ✗ return 0;
2323
2324 1 cid = AV_RB32(pkt->data + 0x28);
2325
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 11 for (i = 0; i < FF_ARRAY_ELEMS(mxf_dnxhd_codec_uls); i++) {
2326
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 11 if (cid == mxf_dnxhd_codec_uls[i].cid) {
2327 1 sc->codec_ul = &mxf_dnxhd_codec_uls[i].codec_ul;
2328 1 sc->interlaced = mxf_dnxhd_codec_uls[i].interlaced;
2329 1 break;
2330 }
2331 }
2332
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 1 if (i == FF_ARRAY_ELEMS(mxf_dnxhd_codec_uls))
2333 ✗ return 0;
2334
2335 1 sc->component_depth = 0;
2336
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 1 switch (pkt->data[0x21] >> 5) {
2337 1 case 1: sc->component_depth = 8; break;
2338 ✗ case 2: sc->component_depth = 10; break;
2339 ✗ case 3: sc->component_depth = 12; break;
2340 }
2341
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 1 if (!sc->component_depth)
2342 ✗ return 0;
2343
2344
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 1 if (cid >= 1270) { // RI raster
2345 ✗ av_reduce(&sc->aspect_ratio.num, &sc->aspect_ratio.den,
2346 ✗ st->codecpar->width, st->codecpar->height,
2347 INT_MAX);
2348 } else {
2349 1 sc->aspect_ratio = (AVRational){ 16, 9 };
2350 }
2351
2352 1 sc->frame_size = pkt->size;
2353
2354 1 return 1;
2355 }
2356
2357 static const struct {
2358 const UID container_ul;
2359 const UID codec_ul;
2360 } mxf_dv_uls[] = {
2361 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x01,0x01 }, // IEC DV25 525/60
2362 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x01,0x01,0x00 } },
2363 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x02,0x01 }, // IEC DV25 626/50
2364 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x01,0x02,0x00 } },
2365 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x40,0x01 }, // DV25 525/60
2366 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x01,0x00 }, },
2367 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x41,0x01 }, // DV25 625/50
2368 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x02,0x00 }, },
2369 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x50,0x01 }, // DV50 525/60
2370 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x03,0x00 }, },
2371 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x51,0x01 }, // DV50 625/50
2372 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x04,0x00 }, },
2373 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x60,0x01 }, // DV100 1080/60
2374 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x05,0x00 }, },
2375 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x61,0x01 }, // DV100 1080/50
2376 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x06,0x00 }, },
2377 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x62,0x01 }, // DV100 720/60
2378 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x07,0x00 }, },
2379 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x63,0x01 }, // DV100 720/50
2380 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x08,0x00 }, },
2381 };
2382
2383 75 static int mxf_parse_dv_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
2384 {
2385 75 MXFContext *mxf = s->priv_data;
2386 75 MXFStreamContext *sc = st->priv_data;
2387 const uint8_t *vs_pack, *vsc_pack;
2388 int apt, ul_index, stype, pal;
2389
2390
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 75 if (mxf->header_written)
2391 72 return 1;
2392
2393 // Check for minimal frame size
2394
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 3 if (pkt->size < 120000)
2395 ✗ return -1;
2396
2397 3 apt = pkt->data[4] & 0x7;
2398 3 vs_pack = pkt->data + 80*5 + 48;
2399 3 vsc_pack = pkt->data + 80*5 + 53;
2400 3 stype = vs_pack[3] & 0x1f;
2401 3 pal = (vs_pack[3] >> 5) & 0x1;
2402
2403
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 3 if ((vsc_pack[2] & 0x07) == 0x02) {
2404 2 sc->aspect_ratio = (AVRational){ 16, 9 };
2405 } else {
2406 1 sc->aspect_ratio = (AVRational){ 4, 3 };
2407 }
2408
2409 3 sc->interlaced = (vsc_pack[3] >> 4) & 0x01;
2410 // TODO: fix dv encoder to set proper FF/FS value in VSC pack
2411 // and set field dominance accordingly
2412 // av_log(s, AV_LOG_DEBUG, "DV vsc pack ff/ss = %x\n", vsc_pack[2] >> 6);
2413
2414
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 3 switch (stype) {
2415 ✗ case 0x18: // DV100 720p
2416 ✗ ul_index = 8+pal;
2417 ✗ if (sc->interlaced) {
2418 ✗ av_log(s, AV_LOG_ERROR, "source marked as interlaced but codec profile is progressive\n");
2419 ✗ sc->interlaced = 0;
2420 }
2421 ✗ break;
2422 1 case 0x14: // DV100 1080i
2423 1 ul_index = 6+pal;
2424 1 break;
2425 1 case 0x04: // DV50
2426 1 ul_index = 4+pal;
2427 1 break;
2428 1 default: // DV25
2429
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 1 if (!apt) { // IEC
2430 1 ul_index = 0+pal;
2431 } else {
2432 ✗ ul_index = 2+pal;
2433 }
2434 }
2435
2436 3 sc->container_ul = &mxf_dv_uls[ul_index].container_ul;
2437 3 sc->codec_ul = &mxf_dv_uls[ul_index].codec_ul;
2438
2439 3 sc->frame_size = pkt->size;
2440
2441 3 return 1;
2442 }
2443
2444 static const struct {
2445 UID uid;
2446 int frame_size;
2447 uint8_t profile;
2448 uint8_t interlaced;
2449 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
2450 } mxf_h264_codec_uls[] = {
2451 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x11,0x01 }, 0, 66, 0, -1 }, // AVC Baseline
2452 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x20,0x01 }, 0, 77, 0, -1 }, // AVC Main
2453 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x30,0x01 }, 0, 88, 0, -1 }, // AVC Extended
2454 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x40,0x01 }, 0, 100, 0, -1 }, // AVC High
2455 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x50,0x01 }, 0, 110, 0, 0 }, // AVC High 10
2456 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x60,0x01 }, 0, 122, 0, 0 }, // AVC High 422
2457 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x70,0x01 }, 0, 244, 0, 0 }, // AVC High 444
2458 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x20,0x01 }, 0, 110, 0, 1 }, // AVC High 10 Intra
2459 {{ 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
2460 {{ 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
2461 {{ 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
2462 {{ 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
2463 {{ 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
2464 {{ 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
2465 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x30,0x01 }, 0, 122, 0, 1 }, // AVC High 422 Intra
2466 {{ 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
2467 {{ 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
2468 {{ 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
2469 {{ 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
2470 {{ 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
2471 {{ 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
2472 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x01,0x32,0x40,0x01 }, 0, 244, 0, 1 }, // AVC High 444 Intra
2473 {{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x01,0x32,0x50,0x01 }, 0, 44, 0, -1 }, // AVC CAVLC 444
2474 };
2475
2476 ✗ static int mxf_parse_h264_frame(AVFormatContext *s, AVStream *st,
2477 AVPacket *pkt, MXFIndexEntry *e)
2478 {
2479 ✗ MXFContext *mxf = s->priv_data;
2480 ✗ MXFStreamContext *sc = st->priv_data;
2481 ✗ H264SPS seq, *const sps = &seq;
2482 GetBitContext gb;
2483 ✗ const uint8_t *buf = pkt->data;
2484 ✗ const uint8_t *buf_end = pkt->data + pkt->size;
2485 const uint8_t *nal_end;
2486 ✗ const UID *codec_ul = NULL;
2487 ✗ uint32_t state = -1;
2488 ✗ int extra_size = 512; // support AVC Intra files without SPS/PPS header
2489 ✗ int i, frame_size, slice_type, has_sps = 0, intra_only = 0, ret;
2490
2491 for (;;) {
2492 ✗ buf = avpriv_find_start_code(buf, buf_end, &state);
2493 ✗ if (buf >= buf_end)
2494 ✗ break;
2495
2496 ✗ switch (state & 0x1f) {
2497 ✗ case H264_NAL_SPS:
2498 ✗ e->flags |= 0x40;
2499
2500 ✗ if (mxf->header_written)
2501 ✗ break;
2502
2503 ✗ nal_end = ff_nal_find_startcode(buf, buf_end);
2504 ✗ ret = ff_avc_decode_sps(sps, buf, nal_end - buf);
2505 ✗ if (ret < 0) {
2506 ✗ av_log(s, AV_LOG_ERROR, "error parsing sps\n");
2507 ✗ return 0;
2508 }
2509 ✗ has_sps = 1;
2510
2511 ✗ sc->aspect_ratio.num = st->codecpar->width * sps->sar.num;
2512 ✗ sc->aspect_ratio.den = st->codecpar->height * sps->sar.den;
2513 ✗ av_reduce(&sc->aspect_ratio.num, &sc->aspect_ratio.den,
2514 ✗ sc->aspect_ratio.num, sc->aspect_ratio.den, 1024*1024);
2515 ✗ intra_only = (sps->constraint_set_flags >> 3) & 1;
2516 ✗ sc->interlaced = !sps->frame_mbs_only_flag;
2517 ✗ sc->component_depth = sps->bit_depth_luma;
2518
2519 ✗ buf = nal_end;
2520 ✗ break;
2521 ✗ case H264_NAL_PPS:
2522 ✗ if (e->flags & 0x40) { // sequence header present
2523 ✗ e->flags |= 0x80; // random access
2524 ✗ extra_size = 0;
2525 }
2526 ✗ break;
2527 ✗ case H264_NAL_IDR_SLICE:
2528 ✗ e->flags |= 0x04; // IDR Picture
2529 ✗ buf = buf_end;
2530 ✗ break;
2531 ✗ case H264_NAL_SLICE:
2532 ✗ init_get_bits8(&gb, buf, buf_end - buf);
2533 ✗ get_ue_golomb_long(&gb); // skip first_mb_in_slice
2534 ✗ slice_type = get_ue_golomb_31(&gb);
2535 ✗ switch (slice_type % 5) {
2536 ✗ case 0:
2537 ✗ e->flags |= 0x20; // P Picture
2538 ✗ e->flags |= 0x06; // P Picture
2539 ✗ break;
2540 ✗ case 1:
2541 ✗ e->flags |= 0x30; // B Picture
2542 ✗ e->flags |= 0x03; // non-referenced B Picture
2543 ✗ break;
2544 }
2545 ✗ buf = buf_end;
2546 ✗ break;
2547 ✗ default:
2548 ✗ break;
2549 }
2550 }
2551
2552 ✗ if (mxf->header_written)
2553 ✗ return 1;
2554
2555 ✗ if (!has_sps)
2556 ✗ sc->interlaced = st->codecpar->field_order != AV_FIELD_PROGRESSIVE ? 1 : 0;
2557 ✗ frame_size = pkt->size + extra_size;
2558
2559 ✗ for (i = 0; i < FF_ARRAY_ELEMS(mxf_h264_codec_uls); i++) {
2560 ✗ if (frame_size == mxf_h264_codec_uls[i].frame_size && sc->interlaced == mxf_h264_codec_uls[i].interlaced) {
2561 ✗ codec_ul = &mxf_h264_codec_uls[i].uid;
2562 ✗ sc->component_depth = 10; // AVC Intra is always 10 Bit
2563 ✗ sc->aspect_ratio = (AVRational){ 16, 9 }; // 16:9 is mandatory for broadcast HD
2564 ✗ st->codecpar->profile = mxf_h264_codec_uls[i].profile;
2565 ✗ sc->avc_intra = 1;
2566 ✗ mxf->cbr_index = 1;
2567 ✗ sc->frame_size = pkt->size;
2568 ✗ if (sc->interlaced)
2569 ✗ sc->field_dominance = 1; // top field first is mandatory for AVC Intra
2570 ✗ break;
2571 ✗ } else if (has_sps && mxf_h264_codec_uls[i].frame_size == 0 &&
2572 ✗ mxf_h264_codec_uls[i].profile == sps->profile_idc &&
2573 ✗ (mxf_h264_codec_uls[i].intra_only < 0 ||
2574 ✗ mxf_h264_codec_uls[i].intra_only == intra_only)) {
2575 ✗ codec_ul = &mxf_h264_codec_uls[i].uid;
2576 ✗ st->codecpar->profile = sps->profile_idc;
2577 ✗ st->codecpar->level = sps->level_idc;
2578 // continue to check for avc intra
2579 }
2580 }
2581
2582 ✗ if (!codec_ul) {
2583 ✗ av_log(s, AV_LOG_ERROR, "h264 profile not supported\n");
2584 ✗ return 0;
2585 }
2586 ✗ sc->codec_ul = codec_ul;
2587
2588 ✗ return 1;
2589 }
2590
2591 2 static inline int get_ffv1_unsigned_symbol(RangeCoder *c, uint8_t *state) {
2592
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 2 if(get_rac(c, state+0))
2593 ✗ return 0;
2594 else{
2595 int i, e;
2596 unsigned a;
2597 2 e= 0;
2598
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 5 while(get_rac(c, state+1 + FFMIN(e,9))){ //1..10
2599 3 e++;
2600
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 3 if (e > 31)
2601 ✗ return AVERROR_INVALIDDATA;
2602 }
2603
2604 2 a= 1;
2605
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 5 for(i=e-1; i>=0; i--){
2606
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 3 a += a + get_rac(c, state+22 + FFMIN(i,9)); //22..31
2607 }
2608
2609 2 return a;
2610 }
2611 }
2612 #define FFV1_CONTEXT_SIZE 32
2613 25 static int mxf_parse_ffv1_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
2614 {
2615 25 MXFContext *mxf = s->priv_data;
2616 25 MXFStreamContext *sc = st->priv_data;
2617 uint8_t state[FFV1_CONTEXT_SIZE];
2618 RangeCoder c;
2619 unsigned v;
2620
2621 25 sc->frame_size = pkt->size;
2622
2623
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 25 if (mxf->header_written)
2624 24 return 1;
2625
2626 1 memset(state, 128, sizeof(state));
2627
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 1 if (st->codecpar->extradata) {
2628 1 ff_init_range_decoder(&c, st->codecpar->extradata, st->codecpar->extradata_size);
2629 1 ff_build_rac_states(&c, 0.05 * (1LL << 32), 256 - 8);
2630 1 v = get_ffv1_unsigned_symbol(&c, state);
2631
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 1 av_assert0(v >= 2);
2632
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 1 if (v > 4) {
2633 ✗ av_log(s, AV_LOG_ERROR, "unsupported ffv1 version %d\n", v);
2634 ✗ return 0;
2635 }
2636 1 sc->micro_version = get_ffv1_unsigned_symbol(&c, state);
2637 } else {
2638 ✗ uint8_t keystate = 128;
2639 ✗ ff_init_range_decoder(&c, pkt->data, pkt->size);
2640 ✗ ff_build_rac_states(&c, 0.05 * (1LL << 32), 256 - 8);
2641 ✗ get_rac(&c, &keystate); // keyframe
2642 ✗ v = get_ffv1_unsigned_symbol(&c, state);
2643 ✗ av_assert0(v < 2);
2644 }
2645 1 sc->codec_ul = &mxf_ffv1_codec_uls[v];
2646
2647
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 1 if (st->codecpar->field_order > AV_FIELD_PROGRESSIVE) {
2648 ✗ sc->interlaced = 1;
2649 ✗ sc->field_dominance = st->codecpar->field_order == (st->codecpar->field_order == AV_FIELD_TT || st->codecpar->field_order == AV_FIELD_TB) ? 1 : 2;
2650 }
2651 1 sc->aspect_ratio.num = st->codecpar->width * st->codecpar->sample_aspect_ratio.num;
2652 1 sc->aspect_ratio.den = st->codecpar->height * st->codecpar->sample_aspect_ratio.den;
2653 1 av_reduce(&sc->aspect_ratio.num, &sc->aspect_ratio.den,
2654 1 sc->aspect_ratio.num, sc->aspect_ratio.den, INT_MAX);
2655
2656 1 return 1;
2657 }
2658
2659 ✗ static int mxf_parse_jpeg2000_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
2660 {
2661 ✗ MXFContext *mxf = s->priv_data;
2662 ✗ MXFStreamContext *sc = st->priv_data;
2663 ✗ const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(st->codecpar->format);
2664 GetByteContext g;
2665 uint32_t j2k_ncomponents;
2666
2667 ✗ if (!pix_desc) {
2668 ✗ av_log(s, AV_LOG_ERROR, "Pixel format not set\n");
2669 ✗ return AVERROR(EINVAL);
2670 }
2671
2672 ✗ if (mxf->header_written)
2673 ✗ return 1;
2674
2675 ✗ bytestream2_init(&g,pkt->data,pkt->size);
2676
2677 ✗ while (bytestream2_get_bytes_left(&g) >= 3 && bytestream2_peek_be16(&g) != JPEG2000_SOC)
2678 ✗ bytestream2_skip(&g, 1);
2679
2680 ✗ if (bytestream2_get_be16u(&g) != JPEG2000_SOC) {
2681 ✗ av_log(s, AV_LOG_ERROR, "Mandatory SOC marker is not present\n");
2682 ✗ return AVERROR_INVALIDDATA;
2683 }
2684
2685 /* Extract usefull size information from the SIZ marker */
2686 ✗ if (bytestream2_get_be16u(&g) != JPEG2000_SIZ) {
2687 ✗ av_log(s, AV_LOG_ERROR, "Mandatory SIZ marker is not present\n");
2688 ✗ return AVERROR_INVALIDDATA;
2689 }
2690 ✗ bytestream2_skip(&g, 2); // Skip Lsiz
2691 ✗ sc->j2k_info.j2k_cap = bytestream2_get_be16u(&g);
2692 ✗ sc->j2k_info.j2k_xsiz = bytestream2_get_be32u(&g);
2693 ✗ sc->j2k_info.j2k_ysiz = bytestream2_get_be32u(&g);
2694 ✗ sc->j2k_info.j2k_x0siz = bytestream2_get_be32u(&g);
2695 ✗ sc->j2k_info.j2k_y0siz = bytestream2_get_be32u(&g);
2696 ✗ sc->j2k_info.j2k_xtsiz = bytestream2_get_be32u(&g);
2697 ✗ sc->j2k_info.j2k_ytsiz = bytestream2_get_be32u(&g);
2698 ✗ sc->j2k_info.j2k_xt0siz = bytestream2_get_be32u(&g);
2699 ✗ sc->j2k_info.j2k_yt0siz = bytestream2_get_be32u(&g);
2700 ✗ j2k_ncomponents = bytestream2_get_be16u(&g);
2701 ✗ if (j2k_ncomponents != pix_desc->nb_components) {
2702 ✗ av_log(s, AV_LOG_ERROR, "Incoherence about components image number.\n");
2703 ✗ return AVERROR_INVALIDDATA;
2704 }
2705 ✗ bytestream2_get_bufferu(&g, sc->j2k_info.j2k_comp_desc, 3 * j2k_ncomponents);
2706
2707 ✗ sc->frame_size = pkt->size;
2708
2709 ✗ return 1;
2710 }
2711
2712 static const UID mxf_mpeg2_codec_uls[] = {
2713 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x01,0x10,0x00 }, // MP-ML I-Frame
2714 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x01,0x11,0x00 }, // MP-ML Long GOP
2715 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x02,0x02,0x00 }, // 422P-ML I-Frame
2716 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x02,0x03,0x00 }, // 422P-ML Long GOP
2717 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x03,0x02,0x00 }, // MP-HL I-Frame
2718 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x03,0x03,0x00 }, // MP-HL Long GOP
2719 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x04,0x02,0x00 }, // 422P-HL I-Frame
2720 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x04,0x03,0x00 }, // 422P-HL Long GOP
2721 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x05,0x02,0x00 }, // MP@H-14 I-Frame
2722 { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x05,0x03,0x00 }, // MP@H-14 Long GOP
2723 };
2724
2725 111 static const UID *mxf_get_mpeg2_codec_ul(AVCodecParameters *par)
2726 {
2727 111 int long_gop = 1;
2728
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 111 if (par->profile == 4) { // Main
2730
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 81 if (par->level == 8) // Main
2731 81 return &mxf_mpeg2_codec_uls[0+long_gop];
2732 ✗ else if (par->level == 4) // High
2733 ✗ return &mxf_mpeg2_codec_uls[4+long_gop];
2734 ✗ else if (par->level == 6) // High 14
2735 ✗ return &mxf_mpeg2_codec_uls[8+long_gop];
2736
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 30 } else if (par->profile == 0) { // 422
2737
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 30 if (par->level == 5) // Main
2738 30 return &mxf_mpeg2_codec_uls[2+long_gop];
2739 ✗ else if (par->level == 2) // High
2740 ✗ return &mxf_mpeg2_codec_uls[6+long_gop];
2741 }
2742 ✗ return NULL;
2743 }
2744
2745 161 static int mxf_parse_mpeg2_frame(AVFormatContext *s, AVStream *st,
2746 AVPacket *pkt, MXFIndexEntry *e)
2747 {
2748 161 MXFStreamContext *sc = st->priv_data;
2749 161 uint32_t c = -1;
2750 int i;
2751
2752
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 3941 for(i = 0; i < pkt->size - 4; i++) {
2753 3941 c = (c<<8) + pkt->data[i];
2754
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 3941 if (c == 0x1b5) {
2755
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 216 if ((pkt->data[i+1] & 0xf0) == 0x10) { // seq ext
2756 52 st->codecpar->profile = pkt->data[i+1] & 0x07;
2757 52 st->codecpar->level = pkt->data[i+2] >> 4;
2758 52 sc->low_delay = pkt->data[i+6] >> 7;
2759
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 164 } else if (i + 5 < pkt->size && (pkt->data[i+1] & 0xf0) == 0x80) { // pict coding ext
2760 161 sc->interlaced = !(pkt->data[i+5] & 0x80); // progressive frame
2761
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 161 if (sc->interlaced)
2762
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 37 sc->field_dominance = 1 + !(pkt->data[i+4] & 0x80); // top field first
2763 161 break;
2764 }
2765
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 3725 } else if (c == 0x1b8) { // gop
2766
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 52 if (pkt->data[i+4]>>6 & 0x01) { // closed
2767
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 31 if (sc->seq_closed_gop == -1)
2768 7 sc->seq_closed_gop = 1;
2769 31 sc->closed_gop = 1;
2770
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 31 if (e->flags & 0x40) // sequence header present
2771 31 e->flags |= 0x80; // random access
2772 } else {
2773 21 sc->seq_closed_gop = 0;
2774 21 sc->closed_gop = 0;
2775 }
2776
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 3673 } else if (c == 0x1b3) { // seq
2777 52 e->flags |= 0x40;
2778
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 52 switch ((pkt->data[i+4]>>4) & 0xf) {
2779 18 case 2: sc->aspect_ratio = (AVRational){ 4, 3}; break;
2780 3 case 3: sc->aspect_ratio = (AVRational){ 16, 9}; break;
2781 ✗ case 4: sc->aspect_ratio = (AVRational){221,100}; break;
2782 34 default:
2783 34 av_reduce(&sc->aspect_ratio.num, &sc->aspect_ratio.den,
2784 34 st->codecpar->width, st->codecpar->height, 1024*1024);
2785 }
2786
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 3621 } else if (c == 0x100) { // pic
2787 161 int pict_type = (pkt->data[i+2]>>3) & 0x07;
2788 161 e->temporal_ref = (pkt->data[i+1]<<2) | (pkt->data[i+2]>>6);
2789
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 161 if (pict_type == 2) { // P-frame
2790 58 e->flags |= 0x22;
2791 58 sc->closed_gop = 0; // reset closed GOP, don't matter anymore
2792
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 103 } else if (pict_type == 3) { // B-frame
2793
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 51 if (sc->closed_gop)
2794 ✗ e->flags |= 0x13; // only backward prediction
2795 else
2796 51 e->flags |= 0x33;
2797 51 sc->temporal_reordering = -1;
2798
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 52 } else if (!pict_type) {
2799 ✗ av_log(s, AV_LOG_ERROR, "error parsing mpeg2 frame\n");
2800 ✗ return 0;
2801 }
2802 }
2803 }
2804
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 161 if (!IS_D10(s)) {
2805 111 const UID *codec_ul = mxf_get_mpeg2_codec_ul(st->codecpar);
2806
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 111 if (!codec_ul)
2807 ✗ return 0;
2808 111 sc->codec_ul = codec_ul;
2809 }
2810 161 return 1;
2811 }
2812
2813 ✗ static uint64_t mxf_parse_timestamp(int64_t timestamp64)
2814 {
2815 ✗ time_t timestamp = timestamp64 / 1000000;
2816 struct tm tmbuf;
2817 ✗ struct tm *time = gmtime_r(&timestamp, &tmbuf);
2818 ✗ if (!time)
2819 ✗ return 0;
2820 ✗ return (uint64_t)(time->tm_year+1900) << 48 |
2821 ✗ (uint64_t)(time->tm_mon+1) << 40 |
2822 ✗ (uint64_t) time->tm_mday << 32 |
2823 ✗ time->tm_hour << 24 |
2824 ✗ time->tm_min << 16 |
2825 ✗ time->tm_sec << 8 |
2826 ✗ (timestamp64 % 1000000) / 4000;
2827 }
2828
2829 ✗ static void mxf_gen_umid(AVFormatContext *s)
2830 {
2831 ✗ MXFContext *mxf = s->priv_data;
2832 ✗ uint32_t seed = av_get_random_seed();
2833 ✗ uint64_t umid = seed + 0x5294713400000000LL;
2834
2835 ✗ AV_WB64(mxf->umid , umid);
2836 ✗ AV_WB64(mxf->umid+8, umid>>8);
2837
2838 ✗ mxf->instance_number = seed & 0xFFFFFF;
2839 ✗ }
2840
2841 17 static int mxf_init_timecode(AVFormatContext *s, AVStream *st, AVRational tbc)
2842 {
2843 17 MXFContext *mxf = s->priv_data;
2844 17 AVDictionaryEntry *tcr = av_dict_get(s->metadata, "timecode", NULL, 0);
2845
2846
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 17 if (!ff_mxf_get_content_package_rate(tbc)) {
2847 ✗ if (s->strict_std_compliance > FF_COMPLIANCE_UNOFFICIAL) {
2848 ✗ 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);
2849 ✗ return AVERROR(EINVAL);
2850 } else {
2851 ✗ av_log(s, AV_LOG_WARNING, "Unofficial frame rate %d/%d.\n", tbc.den, tbc.num);
2852 }
2853 }
2854
2855 17 mxf->timecode_base = (tbc.den + tbc.num/2) / tbc.num;
2856
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 17 if (!tcr)
2857 10 tcr = av_dict_get(st->metadata, "timecode", NULL, 0);
2858
2859
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 17 if (tcr)
2860 7 return av_timecode_init_from_string(&mxf->tc, av_inv_q(tbc), tcr->value, s);
2861 else
2862 10 return av_timecode_init(&mxf->tc, av_inv_q(tbc), 0, 0, s);
2863 }
2864
2865 16 static enum AVChromaLocation choose_chroma_location(AVFormatContext *s, AVStream *st)
2866 {
2867 16 AVCodecParameters *par = st->codecpar;
2868 16 const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(par->format);
2869
2870
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 16 if (par->chroma_location != AVCHROMA_LOC_UNSPECIFIED)
2871 5 return par->chroma_location;
2872
2873
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 11 if (pix_desc) {
2874
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 11 if (pix_desc->log2_chroma_h == 0) {
2875 5 return AVCHROMA_LOC_TOPLEFT;
2876
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 6 } else if (pix_desc->log2_chroma_w == 1 && pix_desc->log2_chroma_h == 1) {
2877
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 6 if (par->field_order == AV_FIELD_UNKNOWN || par->field_order == AV_FIELD_PROGRESSIVE) {
2878
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 4 switch (par->codec_id) {
2879 ✗ case AV_CODEC_ID_MJPEG:
2880 ✗ case AV_CODEC_ID_MPEG1VIDEO: return AVCHROMA_LOC_CENTER;
2881 }
2882 }
2883
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 6 if (par->field_order == AV_FIELD_UNKNOWN || par->field_order != AV_FIELD_PROGRESSIVE) {
2884
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 2 switch (par->codec_id) {
2885 1 case AV_CODEC_ID_MPEG2VIDEO: return AVCHROMA_LOC_LEFT;
2886 }
2887 }
2888 }
2889 }
2890
2891 5 return AVCHROMA_LOC_UNSPECIFIED;
2892 }
2893
2894 17 static int mxf_init(AVFormatContext *s)
2895 {
2896 17 MXFContext *mxf = s->priv_data;
2897 int i, ret;
2898 17 uint8_t present[FF_ARRAY_ELEMS(mxf_essence_container_uls)] = {0};
2899 17 int64_t timestamp = 0;
2900
2901
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 17 if (IS_OPATOM(s) && s->nb_streams != 1) {
2902 ✗ av_log(s, AV_LOG_ERROR, "there must be exactly one stream for mxf opatom\n");
2903 ✗ return -1;
2904 }
2905
2906
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 17 if (!av_dict_get(s->metadata, "comment_", NULL, AV_DICT_IGNORE_SUFFIX))
2907 14 mxf->store_user_comments = 0;
2908
2909
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 46 for (i = 0; i < s->nb_streams; i++) {
2910 29 AVStream *st = s->streams[i];
2911 29 MXFStreamContext *sc = av_mallocz(sizeof(*sc));
2912
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 29 if (!sc)
2913 ✗ return AVERROR(ENOMEM);
2914 29 st->priv_data = sc;
2915 29 sc->index = -1;
2916
2917
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 29 if (((i == 0) ^ (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO)) && !IS_OPATOM(s)) {
2918 ✗ av_log(s, AV_LOG_ERROR, "there must be exactly one video stream and it must be the first one\n");
2919 ✗ return -1;
2920 }
2921
2922
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 29 if (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) {
2923 16 const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(st->codecpar->format);
2924 16 AVRational tbc = (AVRational){ 0, 0 };
2925
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 16 if (st->avg_frame_rate.num > 0 && st->avg_frame_rate.den > 0)
2926 15 tbc = av_inv_q(st->avg_frame_rate);
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 1 else if (st->r_frame_rate.num > 0 && st->r_frame_rate.den > 0)
2928 1 tbc = av_inv_q(st->r_frame_rate);
2929
2930 // Default component depth to 8
2931 16 sc->component_depth = 8;
2932 16 sc->h_chroma_sub_sample = 2;
2933 16 sc->v_chroma_sub_sample = 2;
2934 16 sc->color_siting = 0xFF;
2935
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 16 if (st->codecpar->sample_aspect_ratio.num && st->codecpar->sample_aspect_ratio.den) {
2937 11 sc->aspect_ratio = av_mul_q(st->codecpar->sample_aspect_ratio,
2938 11 av_make_q(st->codecpar->width, st->codecpar->height));
2939 }
2940
2941
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 16 if (pix_desc) {
2942 16 sc->component_depth = pix_desc->comp[0].depth;
2943 16 sc->h_chroma_sub_sample = 1 << pix_desc->log2_chroma_w;
2944 16 sc->v_chroma_sub_sample = 1 << pix_desc->log2_chroma_h;
2945 }
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 16 switch (choose_chroma_location(s, st)) {
2947 9 case AVCHROMA_LOC_TOPLEFT: sc->color_siting = 0; break;
2948 2 case AVCHROMA_LOC_LEFT: sc->color_siting = 6; break;
2949 ✗ case AVCHROMA_LOC_TOP: sc->color_siting = 1; break;
2950 ✗ case AVCHROMA_LOC_CENTER: sc->color_siting = 3; break;
2951 }
2952
2953 16 mxf->content_package_rate = ff_mxf_get_content_package_rate(tbc);
2954 16 mxf->time_base = tbc;
2955 16 avpriv_set_pts_info(st, 64, mxf->time_base.num, mxf->time_base.den);
2956
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 16 if((ret = mxf_init_timecode(s, st, tbc)) < 0)
2957 ✗ return ret;
2958
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 16 if (st->codecpar->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
2960 10 sc->seq_closed_gop = -1; // unknown yet
2961 }
2962
2963 16 sc->video_bit_rate = st->codecpar->bit_rate;
2964
2965
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 16 if (IS_D10(s) ||
2966
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 14 st->codecpar->codec_id == AV_CODEC_ID_DNXHD ||
2967
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 13 st->codecpar->codec_id == AV_CODEC_ID_DVVIDEO)
2968 6 mxf->cbr_index = 1;
2969
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 16 if (IS_D10(s)) {
2971 2 int ntsc = mxf->time_base.den != 25;
2972 int ul_index;
2973
2974
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 2 if (st->codecpar->codec_id != AV_CODEC_ID_MPEG2VIDEO) {
2975 ✗ av_log(s, AV_LOG_ERROR, "error MXF D-10 only support MPEG-2 Video\n");
2976 ✗ return AVERROR(EINVAL);
2977 }
2978
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 2 if ((sc->video_bit_rate == 50000000) && (mxf->time_base.den == 25)) {
2979 ✗ ul_index = 0;
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 2 } else if ((sc->video_bit_rate == 49999840 || sc->video_bit_rate == 50000000) && ntsc) {
2981 ✗ ul_index = 1;
2982
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 2 } else if (sc->video_bit_rate == 40000000) {
2983 ✗ ul_index = 2+ntsc;
2984
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 2 } else if (sc->video_bit_rate == 30000000) {
2985 2 ul_index = 4+ntsc;
2986 } else {
2987 ✗ av_log(s, AV_LOG_ERROR, "error MXF D-10 only support 30/40/50 mbit/s\n");
2988 ✗ return -1;
2989 }
2990
2991 2 sc->codec_ul = &mxf_d10_codec_uls[ul_index];
2992 2 sc->container_ul = &mxf_d10_container_uls[ul_index];
2993 2 sc->index = INDEX_D10_VIDEO;
2994 2 sc->signal_standard = 1;
2995 2 sc->color_siting = 0;
2996 2 sc->frame_size = (int64_t)sc->video_bit_rate *
2997 2 mxf->time_base.num / (8*mxf->time_base.den);
2998 }
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 16 if (mxf->signal_standard >= 0)
3000 ✗ sc->signal_standard = mxf->signal_standard;
3001
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 13 } else if (st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) {
3002 char bsf_arg[32];
3003
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 13 if (st->codecpar->sample_rate != 48000) {
3004 ✗ av_log(s, AV_LOG_ERROR, "only 48khz is implemented\n");
3005 ✗ return -1;
3006 }
3007 13 avpriv_set_pts_info(st, 64, 1, st->codecpar->sample_rate);
3008
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 13 if (IS_D10(s)) {
3009
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 1 if (st->index != 1) {
3010 ✗ av_log(s, AV_LOG_ERROR, "MXF D-10 only support one audio track\n");
3011 ✗ return -1;
3012 }
3013
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 1 if (st->codecpar->codec_id != AV_CODEC_ID_PCM_S16LE &&
3014 ✗ st->codecpar->codec_id != AV_CODEC_ID_PCM_S24LE) {
3015 ✗ av_log(s, AV_LOG_ERROR, "MXF D-10 only support 16 or 24 bits le audio\n");
3016 }
3017 1 sc->index = INDEX_D10_AUDIO;
3018 1 sc->container_ul = ((MXFStreamContext*)s->streams[0]->priv_data)->container_ul;
3019 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;
3020
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 12 } else if (IS_OPATOM(s)) {
3021 1 AVRational tbc = av_inv_q(mxf->audio_edit_rate);
3022
3023
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 1 if (st->codecpar->codec_id != AV_CODEC_ID_PCM_S16LE &&
3024 ✗ st->codecpar->codec_id != AV_CODEC_ID_PCM_S24LE) {
3025 ✗ av_log(s, AV_LOG_ERROR, "Only pcm_s16le and pcm_s24le audio codecs are implemented\n");
3026 ✗ return AVERROR_PATCHWELCOME;
3027 }
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 1 if (st->codecpar->ch_layout.nb_channels != 1) {
3029 ✗ av_log(s, AV_LOG_ERROR, "MXF OPAtom only supports single channel audio\n");
3030 ✗ return AVERROR(EINVAL);
3031 }
3032
3033 1 mxf->time_base = st->time_base;
3034
1/2
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 1 if((ret = mxf_init_timecode(s, st, tbc)) < 0)
3035 ✗ return ret;
3036
3037 1 mxf->edit_unit_byte_count = (av_get_bits_per_sample(st->codecpar->codec_id) * st->codecpar->ch_layout.nb_channels) >> 3;
3038 1 sc->index = INDEX_WAV;
3039 } else {
3040 11 mxf->slice_count = 1;
3041 22 sc->frame_size = st->codecpar->ch_layout.nb_channels *
3042 22 av_rescale_rnd(st->codecpar->sample_rate, mxf->time_base.num, mxf->time_base.den, AV_ROUND_UP) *
3043 11 av_get_bits_per_sample(st->codecpar->codec_id) / 8;
3044 }
3045 13 snprintf(bsf_arg, sizeof(bsf_arg), "r=%d/%d", mxf->tc.rate.num, mxf->tc.rate.den);
3046 13 ret = ff_stream_add_bitstream_filter(st, "pcm_rechunk", bsf_arg);
3047
1/2
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 13 if (ret < 0)
3048 ✗ return ret;
3049 ✗ } else if (st->codecpar->codec_type == AVMEDIA_TYPE_DATA) {
3050 ✗ AVDictionaryEntry *e = av_dict_get(st->metadata, "data_type", NULL, 0);
3051 ✗ if (e && !strcmp(e->value, "vbi_vanc_smpte_436M")) {
3052 ✗ sc->index = INDEX_S436M;
3053 } else {
3054 ✗ av_log(s, AV_LOG_ERROR, "track %d: unsupported data type\n", i);
3055 ✗ return -1;
3056 }
3057 ✗ if (st->index != s->nb_streams - 1) {
3058 ✗ av_log(s, AV_LOG_ERROR, "data track must be placed last\n");
3059 ✗ return -1;
3060 }
3061 }
3062
3063
2/2
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 29 if (sc->index == -1) {
3064 25 sc->index = mxf_get_essence_container_ul_index(st->codecpar->codec_id);
3065
1/2
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 25 if (sc->index == -1) {
3066 ✗ av_log(s, AV_LOG_ERROR, "track %d: could not find essence container ul, "
3067 "codec not currently supported in container\n", i);
3068 ✗ return -1;
3069 }
3070 }
3071
3072
2/2
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 29 if (!sc->codec_ul)
3073 27 sc->codec_ul = &mxf_essence_container_uls[sc->index].codec_ul;
3074
2/2
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✓ Branch 1 taken 3 times.
 29 if (!sc->container_ul)
3075 26 sc->container_ul = &mxf_essence_container_uls[sc->index].container_ul;
3076
3077 29 memcpy(sc->track_essence_element_key, mxf_essence_container_uls[sc->index].element_ul, 15);
3078 29 sc->track_essence_element_key[15] = present[sc->index];
3079
4/4
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✓ Branch 2 taken 1 times.
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 29 if (IS_OPATOM(s) && st->codecpar->codec_id == AV_CODEC_ID_DNXHD) {
3080 // clip-wrapping requires 0x0D per ST2019-4:2009 or 0x06 per previous version ST2019-4:2008
3081 // we choose to use 0x06 instead 0x0D to be compatible with AVID systems
3082 // and produce mxf files with the most relevant flavour for opatom
3083 1 sc->track_essence_element_key[14] = 0x06;
3084 }
3085 PRINT_KEY(s, "track essence element key", sc->track_essence_element_key);
3086
3087
2/2
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✓ Branch 1 taken 1 times.
 29 if (!present[sc->index])
3088 28 mxf->essence_container_count++;
3089 29 present[sc->index]++;
3090 }
3091
3092
4/4
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 17 if (IS_D10(s) || IS_OPATOM(s)) {
3093 5 mxf->essence_container_count = 1;
3094 }
3095
3096
1/2
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 17 if (!(s->flags & AVFMT_FLAG_BITEXACT))
3097 ✗ mxf_gen_umid(s);
3098
3099
2/2
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✓ Branch 1 taken 17 times.
 46 for (i = 0; i < s->nb_streams; i++) {
3100 29 MXFStreamContext *sc = s->streams[i]->priv_data;
3101 // update element count
3102 29 sc->track_essence_element_key[13] = present[sc->index];
3103
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
3104 3 sc->order = (0x15 << 24) | AV_RB32(sc->track_essence_element_key+13);
3105 else
3106 26 sc->order = AV_RB32(sc->track_essence_element_key+12);
3107 }
3108
3109
1/2
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 17 if (ff_parse_creation_time_metadata(s, &timestamp, 0) > 0)
3110 ✗ mxf->timestamp = mxf_parse_timestamp(timestamp);
3111 17 mxf->duration = -1;
3112
3113 17 mxf->timecode_track = av_mallocz(sizeof(*mxf->timecode_track));
3114
1/2
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 17 if (!mxf->timecode_track)
3115 ✗ return AVERROR(ENOMEM);
3116 17 mxf->timecode_track->priv_data = &mxf->timecode_track_priv;
3117 17 mxf->timecode_track->index = -1;
3118
3119 17 return 0;
3120 }
3121
3122 static const uint8_t system_metadata_pack_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x03,0x01,0x04,0x01,0x01,0x00 };
3123 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 };
3124
3125 262 static void mxf_write_system_item(AVFormatContext *s)
3126 {
3127 262 MXFContext *mxf = s->priv_data;
3128 262 AVIOContext *pb = s->pb;
3129 unsigned frame;
3130 uint32_t time_code;
3131 262 int i, system_item_bitmap = 0x58; // UL, user date/time stamp, picture present
3132
3133 262 frame = mxf->last_indexed_edit_unit + mxf->edit_units_count;
3134
3135 // write system metadata pack
3136 262 avio_write(pb, system_metadata_pack_key, 16);
3137 262 klv_encode_ber4_length(pb, 57);
3138
3139
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 740 for (i = 0; i < s->nb_streams; i++) {
3140
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 478 if (s->streams[i]->codecpar->codec_type == AVMEDIA_TYPE_AUDIO)
3141 216 system_item_bitmap |= 0x4;
3142
1/2
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 262 else if (s->streams[i]->codecpar->codec_type == AVMEDIA_TYPE_DATA)
3143 ✗ system_item_bitmap |= 0x2;
3144 }
3145 262 avio_w8(pb, system_item_bitmap);
3146 262 avio_w8(pb, mxf->content_package_rate); // content package rate
3147 262 avio_w8(pb, 0x00); // content package type
3148 262 avio_wb16(pb, 0x00); // channel handle
3149 262 avio_wb16(pb, frame & 0xFFFF); // continuity count, supposed to overflow
3150
2/2
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✓ Branch 1 taken 76 times.
 262 if (mxf->essence_container_count > 1)
3151 186 avio_write(pb, multiple_desc_ul, 16);
3152 else {
3153 76 MXFStreamContext *sc = s->streams[0]->priv_data;
3154 76 avio_write(pb, *sc->container_ul, 16);
3155 }
3156 262 avio_w8(pb, 0);
3157 262 avio_wb64(pb, 0);
3158 262 avio_wb64(pb, 0); // creation date/time stamp
3159
3160 262 avio_w8(pb, 0x81); // SMPTE 12M time code
3161 262 time_code = av_timecode_get_smpte_from_framenum(&mxf->tc, frame);
3162 262 avio_wb32(pb, time_code);
3163 262 avio_wb32(pb, 0); // binary group data
3164 262 avio_wb64(pb, 0);
3165
3166 // write system metadata package set
3167 262 avio_write(pb, system_metadata_package_set_key, 16);
3168 262 klv_encode_ber4_length(pb, 35);
3169 262 avio_w8(pb, 0x83); // UMID
3170 262 avio_wb16(pb, 0x20);
3171 262 mxf_write_umid(s, 1);
3172 262 }
3173
3174 25 static void mxf_write_d10_audio_packet(AVFormatContext *s, AVStream *st, AVPacket *pkt)
3175 {
3176 25 MXFContext *mxf = s->priv_data;
3177 25 AVIOContext *pb = s->pb;
3178 25 int frame_size = pkt->size / st->codecpar->block_align;
3179 25 const uint8_t *samples = pkt->data;
3180 25 const uint8_t *const end = pkt->data + pkt->size;
3181 int i;
3182
3183 25 klv_encode_ber4_length(pb, 4 + frame_size*4*8);
3184
3185
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 25 avio_w8(pb, (frame_size == 1920 ? 0 : (mxf->edit_units_count-1) % 5 + 1));
3186 25 avio_wl16(pb, frame_size);
3187 25 avio_w8(pb, (1 << st->codecpar->ch_layout.nb_channels)-1);
3188
3189
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 48025 while (samples < end) {
3190
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 144000 for (i = 0; i < st->codecpar->ch_layout.nb_channels; i++) {
3191 uint32_t sample;
3192
1/2
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 96000 if (st->codecpar->codec_id == AV_CODEC_ID_PCM_S24LE) {
3193 ✗ sample = AV_RL24(samples)<< 4;
3194 ✗ samples += 3;
3195 } else {
3196 96000 sample = AV_RL16(samples)<<12;
3197 96000 samples += 2;
3198 }
3199 96000 avio_wl32(pb, sample | i);
3200 }
3201
2/2
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 336000 for (; i < 8; i++)
3202 288000 avio_wl32(pb, i);
3203 }
3204 25 }
3205
3206 6 static int mxf_write_opatom_body_partition(AVFormatContext *s)
3207 {
3208 6 MXFContext *mxf = s->priv_data;
3209 6 AVIOContext *pb = s->pb;
3210 6 AVStream *st = s->streams[0];
3211 6 MXFStreamContext *sc = st->priv_data;
3212 6 const uint8_t *key = NULL;
3213
3214 int err;
3215
3216
2/2
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 6 if (!mxf->header_written)
3217 3 key = body_partition_key;
3218
3219
1/2
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 6 if ((err = mxf_write_partition(s, 1, 0, key, 0)) < 0)
3220 ✗ return err;
3221 6 mxf_write_klv_fill(s);
3222 6 avio_write(pb, sc->track_essence_element_key, 16);
3223 6 klv_encode_ber9_length(pb, mxf->body_offset);
3224 6 return 0;
3225 }
3226
3227 54 static int mxf_write_opatom_packet(AVFormatContext *s, AVPacket *pkt, MXFIndexEntry *ie)
3228 {
3229 54 MXFContext *mxf = s->priv_data;
3230 54 AVIOContext *pb = s->pb;
3231
3232 int err;
3233
3234
2/2
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 54 if (!mxf->header_written) {
3235
1/2
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 3 if ((err = mxf_write_partition(s, 0, 0, header_open_partition_key, 1)) < 0)
3236 ✗ return err;
3237 3 mxf_write_klv_fill(s);
3238
3239
1/2
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 3 if ((err = mxf_write_opatom_body_partition(s)) < 0)
3240 ✗ return err;
3241 3 mxf->header_written = 1;
3242 }
3243
3244
2/2
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 54 if (!mxf->edit_unit_byte_count) {
3245 4 mxf->index_entries[mxf->edit_units_count].offset = mxf->body_offset;
3246 4 mxf->index_entries[mxf->edit_units_count].flags = ie->flags;
3247 4 mxf->index_entries[mxf->edit_units_count].temporal_ref = ie->temporal_ref;
3248 }
3249 54 mxf->edit_units_count++;
3250 54 avio_write(pb, pkt->data, pkt->size);
3251 54 mxf->body_offset += pkt->size;
3252
3253 54 return 0;
3254 }
3255
3256 6 static void mxf_compute_edit_unit_byte_count(AVFormatContext *s)
3257 {
3258 6 MXFContext *mxf = s->priv_data;
3259 int i;
3260
3261
2/2
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 6 if (IS_OPATOM(s)) {
3262 1 MXFStreamContext *sc = s->streams[0]->priv_data;
3263 1 mxf->edit_unit_byte_count = sc->frame_size;
3264 1 return;
3265 }
3266
3267 5 mxf->edit_unit_byte_count = KAG_SIZE; // system element
3268
2/2
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 14 for (i = 0; i < s->nb_streams; i++) {
3269 9 AVStream *st = s->streams[i];
3270 9 MXFStreamContext *sc = st->priv_data;
3271 9 sc->slice_offset = mxf->edit_unit_byte_count;
3272 9 mxf->edit_unit_byte_count += 16 + 4 + sc->frame_size;
3273 9 mxf->edit_unit_byte_count += klv_fill_size(mxf->edit_unit_byte_count);
3274 }
3275 }
3276
3277 532 static int mxf_write_packet(AVFormatContext *s, AVPacket *pkt)
3278 {
3279 532 MXFContext *mxf = s->priv_data;
3280 532 AVIOContext *pb = s->pb;
3281 532 AVStream *st = s->streams[pkt->stream_index];
3282 532 MXFStreamContext *sc = st->priv_data;
3283 532 MXFIndexEntry ie = {0};
3284 int err;
3285
3286
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 532 if (!mxf->header_written && pkt->stream_index != 0 &&
3287 ✗ !IS_OPATOM(s)) {
3288 ✗ av_log(s, AV_LOG_ERROR, "Received non-video packet before "
3289 "header has been written\n");
3290 ✗ return AVERROR_INVALIDDATA;
3291 }
3292
3293
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 532 if (!mxf->cbr_index && !mxf->edit_unit_byte_count && !(mxf->edit_units_count % EDIT_UNITS_PER_BODY)) {
3294
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 10 if ((err = av_reallocp_array(&mxf->index_entries, mxf->edit_units_count
3295 10 + EDIT_UNITS_PER_BODY, sizeof(*mxf->index_entries))) < 0) {
3296 ✗ mxf->edit_units_count = 0;
3297 ✗ av_log(s, AV_LOG_ERROR, "could not allocate index entries\n");
3298 ✗ return err;
3299 }
3300 }
3301
3302
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 532 if (st->codecpar->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
3303
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 161 if (!mxf_parse_mpeg2_frame(s, st, pkt, &ie)) {
3304 ✗ av_log(s, AV_LOG_ERROR, "could not get mpeg2 profile and level\n");
3305 ✗ return -1;
3306 }
3307
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 371 } else if (st->codecpar->codec_id == AV_CODEC_ID_DNXHD) {
3308
1/2
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 25 if (!mxf_parse_dnxhd_frame(s, st, pkt)) {
3309 ✗ av_log(s, AV_LOG_ERROR, "could not get dnxhd profile\n");
3310 ✗ return -1;
3311 }
3312
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 346 } else if (st->codecpar->codec_id == AV_CODEC_ID_PRORES) {
3313
1/2
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 5 if (!mxf_parse_prores_frame(s, st, pkt)) {
3314 ✗ av_log(s, AV_LOG_ERROR, "could not get prores profile\n");
3315 ✗ return -1;
3316 }
3317
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 341 } else if (st->codecpar->codec_id == AV_CODEC_ID_DVVIDEO) {
3318
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 75 if (!mxf_parse_dv_frame(s, st, pkt)) {
3319 ✗ av_log(s, AV_LOG_ERROR, "could not get dv profile\n");
3320 ✗ return -1;
3321 }
3322
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 266 } else if (st->codecpar->codec_id == AV_CODEC_ID_H264) {
3323 ✗ if (!mxf_parse_h264_frame(s, st, pkt, &ie)) {
3324 ✗ av_log(s, AV_LOG_ERROR, "could not get h264 profile\n");
3325 ✗ return -1;
3326 }
3327
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 266 } else if (st->codecpar->codec_id == AV_CODEC_ID_FFV1) {
3328
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 25 if (!mxf_parse_ffv1_frame(s, st, pkt)) {
3329 ✗ av_log(s, AV_LOG_ERROR, "could not get ffv1 version\n");
3330 ✗ return -1;
3331 }
3332
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 241 } else if (st->codecpar->codec_id == AV_CODEC_ID_JPEG2000) {
3333 ✗ if (!mxf_parse_jpeg2000_frame(s, st, pkt)) {
3334 ✗ av_log(s, AV_LOG_ERROR, "could not get jpeg2000 profile\n");
3335 ✗ return -1;
3336 }
3337 }
3338
3339
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 532 if (mxf->cbr_index) {
3340
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 250 if (pkt->size != sc->frame_size && st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) {
3341 ✗ av_log(s, AV_LOG_ERROR, "track %d: frame size does not match index unit size, %d != %d\n",
3342 st->index, pkt->size, sc->frame_size);
3343 ✗ return -1;
3344 }
3345
2/2
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 250 if (!mxf->header_written)
3346 6 mxf_compute_edit_unit_byte_count(s);
3347 }
3348
3349
2/2
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 532 if (IS_OPATOM(s))
3350 54 return mxf_write_opatom_packet(s, pkt, &ie);
3351
3352
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 478 if (!mxf->header_written) {
3353
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 14 if (mxf->edit_unit_byte_count) {
3354
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 5 if ((err = mxf_write_partition(s, 1, 2, header_open_partition_key, 1)) < 0)
3355 ✗ return err;
3356 5 mxf_write_klv_fill(s);
3357 5 mxf_write_index_table_segment(s);
3358 } else {
3359
1/2
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 9 if ((err = mxf_write_partition(s, 0, 0, header_open_partition_key, 1)) < 0)
3360 ✗ return err;
3361 }
3362 14 mxf->header_written = 1;
3363 }
3364
3365
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 478 if (st->index == 0) {
3366
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 262 if (!mxf->edit_unit_byte_count &&
3367
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 137 (!mxf->edit_units_count || mxf->edit_units_count > EDIT_UNITS_PER_BODY) &&
3368
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✗ Branch 1 not taken.
 9 !(ie.flags & 0x33)) { // I-frame, GOP start
3369 9 mxf_write_klv_fill(s);
3370
1/2
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✓ Branch 2 taken 9 times.
 9 if ((err = mxf_write_partition(s, 1, 2, body_partition_key, 0)) < 0)
3371 ✗ return err;
3372 9 mxf_write_klv_fill(s);
3373 9 mxf_write_index_table_segment(s);
3374 }
3375
3376 262 mxf_write_klv_fill(s);
3377 262 mxf_write_system_item(s);
3378
3379
2/2
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 262 if (!mxf->edit_unit_byte_count) {
3380 137 mxf->index_entries[mxf->edit_units_count].offset = mxf->body_offset;
3381 137 mxf->index_entries[mxf->edit_units_count].flags = ie.flags;
3382 137 mxf->index_entries[mxf->edit_units_count].temporal_ref = ie.temporal_ref;
3383 137 mxf->body_offset += KAG_SIZE; // size of system element
3384 }
3385 262 mxf->edit_units_count++;
3386
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 216 } else if (!mxf->edit_unit_byte_count && st->index == 1) {
3387
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 111 if (!mxf->edit_units_count) {
3388 ✗ av_log(s, AV_LOG_ERROR, "No packets in first stream\n");
3389 ✗ return AVERROR_PATCHWELCOME;
3390 }
3391 111 mxf->index_entries[mxf->edit_units_count-1].slice_offset =
3392 111 mxf->body_offset - mxf->index_entries[mxf->edit_units_count-1].offset;
3393 }
3394
3395 478 mxf_write_klv_fill(s);
3396 478 avio_write(pb, sc->track_essence_element_key, 16); // write key
3397
4/4
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 478 if (IS_D10(s) && st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) {
3398 25 mxf_write_d10_audio_packet(s, st, pkt);
3399 } else {
3400 453 klv_encode_ber4_length(pb, pkt->size); // write length
3401 453 avio_write(pb, pkt->data, pkt->size);
3402 453 mxf->body_offset += 16+4+pkt->size + klv_fill_size(16+4+pkt->size);
3403 }
3404
3405 478 return 0;
3406 }
3407
3408 17 static void mxf_write_random_index_pack(AVFormatContext *s)
3409 {
3410 17 MXFContext *mxf = s->priv_data;
3411 17 AVIOContext *pb = s->pb;
3412 17 uint64_t pos = avio_tell(pb);
3413 int i;
3414
3415 17 avio_write(pb, ff_mxf_random_index_pack_key, 16);
3416 17 klv_encode_ber_length(pb, 28 + 12LL*mxf->body_partitions_count);
3417
3418
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 17 if (mxf->edit_unit_byte_count && !IS_OPATOM(s))
3419 5 avio_wb32(pb, 1); // BodySID of header partition
3420 else
3421 12 avio_wb32(pb, 0);
3422 17 avio_wb64(pb, 0); // offset of header partition
3423
3424
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 29 for (i = 0; i < mxf->body_partitions_count; i++) {
3425 12 avio_wb32(pb, 1); // BodySID
3426 12 avio_wb64(pb, mxf->body_partition_offset[i]);
3427 }
3428
3429 17 avio_wb32(pb, 0); // BodySID of footer partition
3430 17 avio_wb64(pb, mxf->footer_partition_offset);
3431
3432 17 avio_wb32(pb, avio_tell(pb) - pos + 4);
3433 17 }
3434
3435 17 static int mxf_write_footer(AVFormatContext *s)
3436 {
3437 17 MXFContext *mxf = s->priv_data;
3438 17 AVIOContext *pb = s->pb;
3439 int i, err;
3440
3441
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 17 if (!mxf->header_written ||
3442
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 17 (IS_OPATOM(s) && !mxf->body_partition_offset)) {
3443 /* reason could be invalid options/not supported codec/out of memory */
3444 ✗ return AVERROR_UNKNOWN;
3445 }
3446
3447 17 mxf->duration = mxf->last_indexed_edit_unit + mxf->edit_units_count;
3448
3449 17 mxf_write_klv_fill(s);
3450 17 mxf->footer_partition_offset = avio_tell(pb);
3451
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 17 if (mxf->edit_unit_byte_count && !IS_OPATOM(s)) { // no need to repeat index
3452
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 5 if ((err = mxf_write_partition(s, 0, 0, footer_partition_key, 0)) < 0)
3453 ✗ return err;
3454 } else {
3455
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 12 if ((err = mxf_write_partition(s, 0, 2, footer_partition_key, 0)) < 0)
3456 ✗ return err;
3457 12 mxf_write_klv_fill(s);
3458 12 mxf_write_index_table_segment(s);
3459 }
3460
3461 17 mxf_write_klv_fill(s);
3462 17 mxf_write_random_index_pack(s);
3463
3464
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 17 if (s->pb->seekable & AVIO_SEEKABLE_NORMAL) {
3465
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 17 if (IS_OPATOM(s)) {
3466 /* rewrite body partition to update lengths */
3467 3 avio_seek(pb, mxf->body_partition_offset[0], SEEK_SET);
3468
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 3 if ((err = mxf_write_opatom_body_partition(s)) < 0)
3469 ✗ return err;
3470 }
3471
3472 17 avio_seek(pb, 0, SEEK_SET);
3473
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 17 if (mxf->edit_unit_byte_count && !IS_OPATOM(s)) {
3474
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 5 if ((err = mxf_write_partition(s, 1, 2, header_closed_partition_key, 1)) < 0)
3475 ✗ return err;
3476 5 mxf_write_klv_fill(s);
3477 5 mxf_write_index_table_segment(s);
3478 } else {
3479
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 12 if ((err = mxf_write_partition(s, 0, 0, header_closed_partition_key, 1)) < 0)
3480 ✗ return err;
3481 }
3482 // update footer partition offset
3483
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 29 for (i = 0; i < mxf->body_partitions_count; i++) {
3484 12 avio_seek(pb, mxf->body_partition_offset[i]+44, SEEK_SET);
3485 12 avio_wb64(pb, mxf->footer_partition_offset);
3486 }
3487 }
3488
3489 17 return 0;
3490 }
3491
3492 17 static void mxf_deinit(AVFormatContext *s)
3493 {
3494 17 MXFContext *mxf = s->priv_data;
3495
3496 17 av_freep(&mxf->index_entries);
3497 17 av_freep(&mxf->body_partition_offset);
3498 17 av_freep(&mxf->timecode_track);
3499 17 }
3500
3501 1094 static int mxf_interleave_get_packet(AVFormatContext *s, AVPacket *out, int flush)
3502 {
3503 1094 FFFormatContext *const si = ffformatcontext(s);
3504 1094 int i, stream_count = 0;
3505
3506
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 3097 for (i = 0; i < s->nb_streams; i++)
3507 2003 stream_count += !!ffstream(s->streams[i])->last_in_packet_buffer;
3508
3509
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 1094 if (stream_count && (s->nb_streams == stream_count || flush)) {
3510 532 PacketListEntry *pktl = si->packet_buffer.head;
3511
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 532 if (s->nb_streams != stream_count) {
3512 12 PacketListEntry *last = NULL;
3513 // find last packet in edit unit
3514
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 25 while (pktl) {
3515
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 14 if (!stream_count || pktl->pkt.stream_index == 0)
3516 break;
3517 // update last packet in packet buffer
3518
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 13 if (ffstream(s->streams[pktl->pkt.stream_index])->last_in_packet_buffer != pktl)
3519 1 ffstream(s->streams[pktl->pkt.stream_index])->last_in_packet_buffer = pktl;
3520 13 last = pktl;
3521 13 pktl = pktl->next;
3522 13 stream_count--;
3523 }
3524 // purge packet queue
3525
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 25 while (pktl) {
3526 13 PacketListEntry *next = pktl->next;
3527 13 av_packet_unref(&pktl->pkt);
3528 13 av_freep(&pktl);
3529 13 pktl = next;
3530 }
3531
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 12 if (last)
3532 12 last->next = NULL;
3533 else {
3534 ✗ si->packet_buffer.head = NULL;
3535 ✗ si->packet_buffer.tail = NULL;
3536 ✗ goto out;
3537 }
3538 12 pktl = si->packet_buffer.head;
3539 }
3540
3541
2/2
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 532 if (ffstream(s->streams[pktl->pkt.stream_index])->last_in_packet_buffer == pktl)
3542 344 ffstream(s->streams[pktl->pkt.stream_index])->last_in_packet_buffer = NULL;
3543 532 avpriv_packet_list_get(&si->packet_buffer, out);
3544 532 av_log(s, AV_LOG_TRACE, "out st:%d dts:%"PRId64"\n", out->stream_index, out->dts);
3545 532 return 1;
3546 } else {
3547 562 out:
3548 562 return 0;
3549 }
3550 }
3551
3552 612 static int mxf_compare_timestamps(AVFormatContext *s, const AVPacket *next,
3553 const AVPacket *pkt)
3554 {
3555 612 MXFStreamContext *sc = s->streams[pkt ->stream_index]->priv_data;
3556 612 MXFStreamContext *sc2 = s->streams[next->stream_index]->priv_data;
3557
3558
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 1038 return next->dts > pkt->dts ||
3559
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 426 (next->dts == pkt->dts && sc->order < sc2->order);
3560 }
3561
3562 1094 static int mxf_interleave(AVFormatContext *s, AVPacket *pkt,
3563 int flush, int has_packet)
3564 {
3565 int ret;
3566
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 1094 if (has_packet) {
3567 545 MXFStreamContext *sc = s->streams[pkt->stream_index]->priv_data;
3568 545 pkt->pts = pkt->dts = sc->pkt_cnt++;
3569
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 545 if ((ret = ff_interleave_add_packet(s, pkt, mxf_compare_timestamps)) < 0)
3570 ✗ return ret;
3571 }
3572 1094 return mxf_interleave_get_packet(s, pkt, flush);
3573 }
3574
3575 26 static int mxf_check_bitstream(AVFormatContext *s, AVStream *st, const AVPacket *pkt)
3576 {
3577
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 26 if (st->codecpar->codec_id == AV_CODEC_ID_H264) {
3578 ✗ if (pkt->size >= 5 && AV_RB32(pkt->data) != 0x0000001 &&
3579 ✗ AV_RB24(pkt->data) != 0x000001)
3580 ✗ return ff_stream_add_bitstream_filter(st, "h264_mp4toannexb", NULL);
3581 }
3582 26 return 1;
3583 }
3584
3585 #define MXF_COMMON_OPTIONS \
3586 { "signal_standard", "Force/set Signal Standard",\
3587 offsetof(MXFContext, signal_standard), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3588 { "bt601", "ITU-R BT.601 and BT.656, also SMPTE 125M (525 and 625 line interlaced)",\
3589 0, AV_OPT_TYPE_CONST, {.i64 = 1}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3590 { "bt1358", "ITU-R BT.1358 and ITU-R BT.799-3, also SMPTE 293M (525 and 625 line progressive)",\
3591 0, AV_OPT_TYPE_CONST, {.i64 = 2}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3592 { "smpte347m", "SMPTE 347M (540 Mbps mappings)",\
3593 0, AV_OPT_TYPE_CONST, {.i64 = 3}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3594 { "smpte274m", "SMPTE 274M (1125 line)",\
3595 0, AV_OPT_TYPE_CONST, {.i64 = 4}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3596 { "smpte296m", "SMPTE 296M (750 line progressive)",\
3597 0, AV_OPT_TYPE_CONST, {.i64 = 5}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3598 { "smpte349m", "SMPTE 349M (1485 Mbps mappings)",\
3599 0, AV_OPT_TYPE_CONST, {.i64 = 6}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},\
3600 { "smpte428", "SMPTE 428-1 DCDM",\
3601 0, AV_OPT_TYPE_CONST, {.i64 = 7}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, .unit = "signal_standard"},
3602
3603
3604
3605 static const AVOption mxf_options[] = {
3606 MXF_COMMON_OPTIONS
3607 { "store_user_comments", "",
3608 offsetof(MXFContext, store_user_comments), AV_OPT_TYPE_BOOL, {.i64 = 1}, 0, 1, AV_OPT_FLAG_ENCODING_PARAM},
3609 { NULL },
3610 };
3611
3612 static const AVClass mxf_muxer_class = {
3613 .class_name = "MXF muxer",
3614 .item_name = av_default_item_name,
3615 .option = mxf_options,
3616 .version = LIBAVUTIL_VERSION_INT,
3617 };
3618
3619 static const AVOption d10_options[] = {
3620 { "d10_channelcount", "Force/set channelcount in generic sound essence descriptor",
3621 offsetof(MXFContext, channel_count), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 8, AV_OPT_FLAG_ENCODING_PARAM},
3622 MXF_COMMON_OPTIONS
3623 { "store_user_comments", "",
3624 offsetof(MXFContext, store_user_comments), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, AV_OPT_FLAG_ENCODING_PARAM},
3625 { NULL },
3626 };
3627
3628 static const AVClass mxf_d10_muxer_class = {
3629 .class_name = "MXF-D10 muxer",
3630 .item_name = av_default_item_name,
3631 .option = d10_options,
3632 .version = LIBAVUTIL_VERSION_INT,
3633 };
3634
3635 static const AVOption opatom_options[] = {
3636 { "mxf_audio_edit_rate", "Audio edit rate for timecode",
3637 offsetof(MXFContext, audio_edit_rate), AV_OPT_TYPE_RATIONAL, {.dbl=25}, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
3638 MXF_COMMON_OPTIONS
3639 { "store_user_comments", "",
3640 offsetof(MXFContext, store_user_comments), AV_OPT_TYPE_BOOL, {.i64 = 1}, 0, 1, AV_OPT_FLAG_ENCODING_PARAM},
3641 { NULL },
3642 };
3643
3644 static const AVClass mxf_opatom_muxer_class = {
3645 .class_name = "MXF-OPAtom muxer",
3646 .item_name = av_default_item_name,
3647 .option = opatom_options,
3648 .version = LIBAVUTIL_VERSION_INT,
3649 };
3650
3651 const FFOutputFormat ff_mxf_muxer = {
3652 .p.name = "mxf",
3653 .p.long_name = NULL_IF_CONFIG_SMALL("MXF (Material eXchange Format)"),
3654 .p.mime_type = "application/mxf",
3655 .p.extensions = "mxf",
3656 .priv_data_size = sizeof(MXFContext),
3657 .p.audio_codec = AV_CODEC_ID_PCM_S16LE,
3658 .p.video_codec = AV_CODEC_ID_MPEG2VIDEO,
3659 .init = mxf_init,
3660 .write_packet = mxf_write_packet,
3661 .write_trailer = mxf_write_footer,
3662 .deinit = mxf_deinit,
3663 .p.flags = AVFMT_NOTIMESTAMPS,
3664 .interleave_packet = mxf_interleave,
3665 .p.priv_class = &mxf_muxer_class,
3666 .check_bitstream = mxf_check_bitstream,
3667 };
3668
3669 const FFOutputFormat ff_mxf_d10_muxer = {
3670 .p.name = "mxf_d10",
3671 .p.long_name = NULL_IF_CONFIG_SMALL("MXF (Material eXchange Format) D-10 Mapping"),
3672 .p.mime_type = "application/mxf",
3673 .priv_data_size = sizeof(MXFContext),
3674 .p.audio_codec = AV_CODEC_ID_PCM_S16LE,
3675 .p.video_codec = AV_CODEC_ID_MPEG2VIDEO,
3676 .init = mxf_init,
3677 .write_packet = mxf_write_packet,
3678 .write_trailer = mxf_write_footer,
3679 .deinit = mxf_deinit,
3680 .p.flags = AVFMT_NOTIMESTAMPS,
3681 .interleave_packet = mxf_interleave,
3682 .p.priv_class = &mxf_d10_muxer_class,
3683 };
3684
3685 const FFOutputFormat ff_mxf_opatom_muxer = {
3686 .p.name = "mxf_opatom",
3687 .p.long_name = NULL_IF_CONFIG_SMALL("MXF (Material eXchange Format) Operational Pattern Atom"),
3688 .p.mime_type = "application/mxf",
3689 .p.extensions = "mxf",
3690 .priv_data_size = sizeof(MXFContext),
3691 .p.audio_codec = AV_CODEC_ID_PCM_S16LE,
3692 .p.video_codec = AV_CODEC_ID_DNXHD,
3693 .init = mxf_init,
3694 .write_packet = mxf_write_packet,
3695 .write_trailer = mxf_write_footer,
3696 .deinit = mxf_deinit,
3697 .p.flags = AVFMT_NOTIMESTAMPS,
3698 .interleave_packet = mxf_interleave,
3699 .p.priv_class = &mxf_opatom_muxer_class,
3700 .check_bitstream = mxf_check_bitstream,
3701 };
3702