FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavformat/mxf.c
Date: 2024-11-20 23:03:26
Exec Total Coverage
Lines: 9 11 81.8%
Functions: 2 2 100.0%
Branches: 6 8 75.0%

Line Branch Exec Source
1 /*
2 * MXF
3 * Copyright (c) 2006 SmartJog S.A., Baptiste Coudurier <baptiste dot coudurier at smartjog dot com>
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22 #include "libavutil/common.h"
23 #include "libavcodec/codec_id.h"
24 #include "mxf.h"
25
26 const uint8_t ff_mxf_random_index_pack_key[16] = { 0x06,0x0e,0x2b,0x34,0x02,0x05,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x11,0x01,0x00 };
27
28 /**
29 * SMPTE RP224 http://www.smpte-ra.org/mdd/index.html
30 */
31 const MXFCodecUL ff_mxf_data_definition_uls[] = {
32 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x01,0x03,0x02,0x02,0x01,0x00,0x00,0x00 }, 13, AVMEDIA_TYPE_VIDEO },
33 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x01,0x03,0x02,0x02,0x02,0x00,0x00,0x00 }, 13, AVMEDIA_TYPE_AUDIO },
34 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x01,0x03,0x02,0x02,0x03,0x00,0x00,0x00 }, 13, AVMEDIA_TYPE_DATA },
35 { { 0x80,0x7D,0x00,0x60,0x08,0x14,0x3E,0x6F,0x6F,0x3C,0x8C,0xE1,0x6C,0xEF,0x11,0xD2 }, 16, AVMEDIA_TYPE_VIDEO }, /* LegacyPicture Avid Media Composer MXF */
36 { { 0x80,0x7D,0x00,0x60,0x08,0x14,0x3E,0x6F,0x78,0xE1,0xEB,0xE1,0x6C,0xEF,0x11,0xD2 }, 16, AVMEDIA_TYPE_AUDIO }, /* LegacySound Avid Media Composer MXF */
37 { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0, AVMEDIA_TYPE_DATA },
38 };
39
40 const MXFCodecUL ff_mxf_codec_uls[] = {
41 /* PictureEssenceCoding */
42 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x01,0x11,0x00 }, 14, AV_CODEC_ID_MPEG2VIDEO }, /* MP@ML Long GoP */
43 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x01 }, 14, AV_CODEC_ID_MPEG2VIDEO }, /* D-10 50Mbps PAL */
44 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x03,0x03,0x00 }, 14, AV_CODEC_ID_MPEG2VIDEO }, /* MP@HL Long GoP */
45 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x04,0x02,0x00 }, 14, AV_CODEC_ID_MPEG2VIDEO }, /* 422P@HL I-Frame */
46 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x20,0x02,0x03 }, 14, AV_CODEC_ID_MPEG4 }, /* XDCAM proxy_pal030926.mxf */
47 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x01,0x02,0x00 }, 13, AV_CODEC_ID_DVVIDEO }, /* DV25 IEC PAL */
48 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x07,0x04,0x01,0x02,0x02,0x03,0x01,0x01,0x00 }, 14, AV_CODEC_ID_JPEG2000 }, /* JPEG 2000 code stream */
49 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x04,0x01,0x00,0x00 }, 14, AV_CODEC_ID_VC1 }, /* VC1 SP@LL */
50 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x04,0x02,0x00,0x00 }, 14, AV_CODEC_ID_VC1 }, /* VC1 SP@ML */
51 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x04,0x03,0x00,0x00 }, 14, AV_CODEC_ID_VC1 }, /* VC1 MP@LL */
52 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x04,0x04,0x00,0x00 }, 14, AV_CODEC_ID_VC1 }, /* VC1 MP@ML */
53 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x04,0x05,0x00,0x00 }, 14, AV_CODEC_ID_VC1 }, /* VC1 MP@HL */
54 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x04,0x06,0x00,0x00 }, 14, AV_CODEC_ID_VC1 }, /* VC1 AP@L0 */
55 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x04,0x07,0x00,0x00 }, 14, AV_CODEC_ID_VC1 }, /* VC1 AP@L1 */
56 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x04,0x08,0x00,0x00 }, 14, AV_CODEC_ID_VC1 }, /* VC1 AP@L2 */
57 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x04,0x09,0x00,0x00 }, 14, AV_CODEC_ID_VC1 }, /* VC1 AP@L3 */
58 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x04,0x0A,0x00,0x00 }, 14, AV_CODEC_ID_VC1 }, /* VC1 AP@L4 */
59 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x01,0x7F,0x00,0x00,0x00 }, 13, AV_CODEC_ID_RAWVIDEO }, /* uncompressed */
60 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x01,0x01,0x02,0x01,0x00 }, 15, AV_CODEC_ID_RAWVIDEO }, /* uncompressed 422 8-bit */
61 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x71,0x00,0x00,0x00 }, 13, AV_CODEC_ID_DNXHD }, /* SMPTE VC-3/DNxHD */
62 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x03,0x02,0x00,0x00 }, 14, AV_CODEC_ID_DNXHD }, /* SMPTE VC-3/DNxHD */
63 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0E,0x04,0x02,0x01,0x02,0x04,0x01,0x00 }, 16, AV_CODEC_ID_DNXHD }, /* SMPTE VC-3/DNxHD Legacy Avid Media Composer MXF */
64 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x07,0x01,0x00 }, 14, AV_CODEC_ID_DNXUC }, /* DNxUncompressed/SMPTE RDD 50 */
65 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x01,0x32,0x00,0x00 }, 14, AV_CODEC_ID_H264 }, /* H.264/MPEG-4 AVC Intra */
66 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x01,0x31,0x11,0x01 }, 14, AV_CODEC_ID_H264 }, /* H.264/MPEG-4 AVC SPS/PPS in-band */
67 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x01,0x01,0x02,0x02,0x01 }, 16, AV_CODEC_ID_V210 }, /* V210 */
68 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0E,0x04,0x02,0x01,0x02,0x11,0x00,0x00 }, 14, AV_CODEC_ID_PRORES }, /* Avid MC7 ProRes */
69 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x06,0x00,0x00 }, 14, AV_CODEC_ID_PRORES }, /* Apple ProRes */
70 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x09,0x01,0x00 }, 15, AV_CODEC_ID_FFV1 }, /*FFV1 V0 */
71 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x09,0x02,0x00 }, 15, AV_CODEC_ID_FFV1 }, /*FFV1 V1 */
72 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x02,0x02,0x03,0x09,0x04,0x00 }, 15, AV_CODEC_ID_FFV1 }, /*FFV1 V3 */
73 /* SoundEssenceCompression */
74 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x03,0x04,0x02,0x02,0x02,0x03,0x03,0x01,0x00 }, 14, AV_CODEC_ID_AAC }, /* MPEG-2 AAC ADTS (legacy) */
75 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x00,0x00,0x00,0x00 }, 13, AV_CODEC_ID_PCM_S16LE }, /* uncompressed */
76 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x7F,0x00,0x00,0x00 }, 13, AV_CODEC_ID_PCM_S16LE },
77 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x07,0x04,0x02,0x02,0x01,0x7E,0x00,0x00,0x00 }, 13, AV_CODEC_ID_PCM_S16BE }, /* From Omneon MXF file */
78 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x04,0x04,0x02,0x02,0x02,0x03,0x01,0x01,0x00 }, 15, AV_CODEC_ID_PCM_ALAW }, /* XDCAM Proxy C0023S01.mxf */
79 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x02,0x03,0x02,0x01,0x00 }, 15, AV_CODEC_ID_AC3 },
80 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x02,0x03,0x02,0x05,0x00 }, 15, AV_CODEC_ID_MP2 }, /* MP2 or MP3 */
81 //{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x02,0x03,0x02,0x1C,0x00 }, 15, AV_CODEC_ID_DOLBY_E }, /* Dolby-E */
82 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0D,0x04,0x02,0x02,0x02,0x04,0x03,0x00,0x00 }, 14, AV_CODEC_ID_AAC }, /* MPEG-2 AAC SMPTE 381-4 */
83 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0D,0x04,0x02,0x02,0x02,0x04,0x04,0x00,0x00 }, 14, AV_CODEC_ID_AAC }, /* MPEG-4 AAC SMPTE 381-4 */
84 { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0, AV_CODEC_ID_NONE },
85 };
86
87 const MXFCodecUL ff_mxf_pixel_format_uls[] = {
88 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x01,0x01,0x02,0x01,0x01 }, 16, AV_PIX_FMT_UYVY422 },
89 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x01,0x01,0x02,0x01,0x02 }, 16, AV_PIX_FMT_YUYV422 },
90 { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0, AV_PIX_FMT_NONE },
91 };
92
93 const MXFCodecUL ff_mxf_codec_tag_uls[] = {
94 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0E,0x04,0x03,0x01,0x01,0x03,0x01,0x00 }, 15, MKTAG('A', 'V', 'u', 'p') }, /* Avid 1:1 */
95 { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0, 0 },
96 };
97
98 const MXFCodecUL ff_mxf_color_primaries_uls[] = {
99 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x06,0x04,0x01,0x01,0x01,0x03,0x01,0x00,0x00 }, 14, AVCOL_PRI_SMPTE170M }, /* SMPTE 170M */
100 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x06,0x04,0x01,0x01,0x01,0x03,0x02,0x00,0x00 }, 14, AVCOL_PRI_BT470BG }, /* ITU-R BT.470 PAL */
101 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x06,0x04,0x01,0x01,0x01,0x03,0x03,0x00,0x00 }, 14, AVCOL_PRI_BT709 }, /* ITU-R BT.709 */
102 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x01,0x01,0x03,0x04,0x00,0x00 }, 14, AVCOL_PRI_BT2020 }, /* ITU-R BT.2020 */
103 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x01,0x01,0x03,0x05,0x00,0x00 }, 14, AVCOL_PRI_SMPTE428 }, /* SMPTE-DC28 DCDM */
104 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x01,0x01,0x03,0x06,0x00,0x00 }, 14, AVCOL_PRI_SMPTE432 }, /* P3D65 */
105 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x01,0x01,0x03,0x08,0x00,0x00 }, 14, AVCOL_PRI_SMPTE428 }, /* Cinema Mezzanine */
106 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x01,0x01,0x03,0x0a,0x00,0x00 }, 14, AVCOL_PRI_SMPTE431 }, /* P3DCI */
107 /* alternate mappings for encoding */
108 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x06,0x04,0x01,0x01,0x01,0x03,0x01,0x00,0x00 }, 14, AVCOL_PRI_SMPTE240M }, /* = AVCOL_PRI_SMPTE170M */
109
110 { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0, AVCOL_PRI_UNSPECIFIED },
111 };
112
113 const MXFCodecUL ff_mxf_color_trc_uls[] = {
114 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x01,0x01,0x01,0x01,0x00,0x00 }, 14, AVCOL_TRC_GAMMA22 }, /* ITU-R BT.470 */
115 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x01,0x01,0x01,0x02,0x00,0x00 }, 14, AVCOL_TRC_BT709 }, /* ITU-R BT.709 */
116 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x01,0x01,0x01,0x03,0x00,0x00 }, 14, AVCOL_TRC_SMPTE240M }, /* SMPTE 240M */
117 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x01,0x01,0x01,0x04,0x00,0x00 }, 14, AVCOL_TRC_BT709 }, /* SMPTE 274/296M (must appear after ITU-R BT.709) */
118 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x06,0x04,0x01,0x01,0x01,0x01,0x05,0x00,0x00 }, 14, AVCOL_TRC_BT1361_ECG }, /* ITU-R BT.1361 */
119 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x06,0x04,0x01,0x01,0x01,0x01,0x06,0x00,0x00 }, 14, AVCOL_TRC_LINEAR }, /* Linear */
120 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x08,0x04,0x01,0x01,0x01,0x01,0x07,0x00,0x00 }, 14, AVCOL_TRC_SMPTE428 }, /* SMPTE-DC28 DCDM */
121 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x01,0x01,0x01,0x08,0x00,0x00 }, 14, AVCOL_TRC_IEC61966_2_4 }, /* IEC 61966-2-4 xvYCC */
122 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0E,0x04,0x01,0x01,0x01,0x01,0x09,0x00,0x00 }, 14, AVCOL_TRC_BT2020_10 }, /* ITU-R BT.2020 */
123 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x01,0x01,0x01,0x0A,0x00,0x00 }, 14, AVCOL_TRC_SMPTE2084 }, /* SMPTE ST 2084 */
124 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x01,0x01,0x01,0x0B,0x00,0x00 }, 14, AVCOL_TRC_ARIB_STD_B67 }, /* Hybrid Log-Gamma OETF */
125 /* alternate mappings for encoding */
126 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x01,0x01,0x01,0x01,0x00,0x00 }, 14, AVCOL_TRC_GAMMA28 }, /* = AVCOL_TRC_GAMMA22 */
127 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x01,0x01,0x01,0x02,0x00,0x00 }, 14, AVCOL_TRC_SMPTE170M }, /* = AVCOL_TRC_BT709 */
128 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0E,0x04,0x01,0x01,0x01,0x01,0x09,0x00,0x00 }, 14, AVCOL_TRC_BT2020_12 }, /* = AVCOL_TRC_BT2020_10 */
129
130 { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0, AVCOL_TRC_UNSPECIFIED },
131 };
132
133 /* aka Coding Equations */
134 const MXFCodecUL ff_mxf_color_space_uls[] = {
135 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x01,0x01,0x02,0x01,0x00,0x00 }, 14, AVCOL_SPC_BT470BG }, /* ITU-R BT.601 */
136 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x01,0x01,0x02,0x02,0x00,0x00 }, 14, AVCOL_SPC_BT709 }, /* ITU-R BT.709 */
137 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x06,0x04,0x01,0x01,0x01,0x02,0x03,0x00,0x00 }, 14, AVCOL_SPC_SMPTE240M }, /* SMPTE 240M */
138 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x01,0x01,0x02,0x04,0x00,0x00 }, 14, AVCOL_SPC_YCGCO }, /* YCgCo */
139 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x01,0x01,0x02,0x05,0x00,0x00 }, 14, AVCOL_SPC_RGB }, /* GBR */
140 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0D,0x04,0x01,0x01,0x01,0x02,0x06,0x00,0x00 }, 14, AVCOL_SPC_BT2020_NCL }, /* ITU-R BT.2020 Non-Constant Luminance */
141 /* alternate mappings for encoding */
142 { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x01,0x01,0x02,0x01,0x00,0x00 }, 14, AVCOL_SPC_SMPTE170M }, /* = AVCOL_SPC_BT470BG */
143
144 { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0, AVCOL_SPC_UNSPECIFIED },
145 };
146
147 static const struct {
148 enum AVPixelFormat pix_fmt;
149 const char data[16];
150 } ff_mxf_pixel_layouts[] = {
151 /**
152 * See SMPTE 377M E.2.46
153 *
154 * Note: Only RGB, palette based and "abnormal" YUV pixel formats like 4:2:2:4 go here.
155 * For regular YUV, use CDCIPictureEssenceDescriptor.
156 *
157 * Note: Do not use these for encoding descriptors for little-endian formats until we
158 * get samples or official word from SMPTE on how/if those can be encoded.
159 */
160 {AV_PIX_FMT_ABGR, {'A', 8, 'B', 8, 'G', 8, 'R', 8 }},
161 {AV_PIX_FMT_ARGB, {'A', 8, 'R', 8, 'G', 8, 'B', 8 }},
162 {AV_PIX_FMT_BGR24, {'B', 8, 'G', 8, 'R', 8 }},
163 {AV_PIX_FMT_BGRA, {'B', 8, 'G', 8, 'R', 8, 'A', 8 }},
164 {AV_PIX_FMT_RGB24, {'R', 8, 'G', 8, 'B', 8 }},
165 {AV_PIX_FMT_RGB444BE,{'F', 4, 'R', 4, 'G', 4, 'B', 4 }},
166 {AV_PIX_FMT_RGB48BE, {'R', 8, 'r', 8, 'G', 8, 'g', 8, 'B', 8, 'b', 8 }},
167 {AV_PIX_FMT_RGB48BE, {'R', 16, 'G', 16, 'B', 16 }},
168 {AV_PIX_FMT_RGB48LE, {'r', 8, 'R', 8, 'g', 8, 'G', 8, 'b', 8, 'B', 8 }},
169 {AV_PIX_FMT_RGB555BE,{'F', 1, 'R', 5, 'G', 5, 'B', 5 }},
170 {AV_PIX_FMT_RGB565BE,{'R', 5, 'G', 6, 'B', 5 }},
171 {AV_PIX_FMT_RGBA, {'R', 8, 'G', 8, 'B', 8, 'A', 8 }},
172 {AV_PIX_FMT_PAL8, {'P', 8 }},
173 {AV_PIX_FMT_GRAY8, {'A', 8 }},
174 };
175
176 static const int num_pixel_layouts = FF_ARRAY_ELEMS(ff_mxf_pixel_layouts);
177
178 2 int ff_mxf_decode_pixel_layout(const char pixel_layout[16], enum AVPixelFormat *pix_fmt)
179 {
180 int x;
181
182
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22 for(x = 0; x < num_pixel_layouts; x++) {
183
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22 if (!memcmp(pixel_layout, ff_mxf_pixel_layouts[x].data, 16)) {
184 2 *pix_fmt = ff_mxf_pixel_layouts[x].pix_fmt;
185 2 return 0;
186 }
187 }
188
189 return -1;
190 }
191
192 /**
193 * See SMPTE 326M-2000 Section 7.2 Content package rate
194 * MXFContentPackageRate->rate is bits b5..b0.
195 */
196 static const MXFContentPackageRate mxf_content_package_rates[] = {
197 { 2, { 1, 24 } },
198 { 3, { 1001, 24000 } },
199 { 4, { 1, 25 } },
200 { 6, { 1, 30 } },
201 { 7, { 1001, 30000 } },
202 { 8, { 1 , 48 } },
203 { 9, { 1001, 48000 } },
204 { 10, { 1, 50 } },
205 { 12, { 1, 60 } },
206 { 13, { 1001, 60000 } },
207 { 14, { 1, 72 } },
208 { 15, { 1001, 72000 } },
209 { 16, { 1, 75 } },
210 { 18, { 1, 90 } },
211 { 19, { 1001, 90000 } },
212 { 20, { 1, 96 } },
213 { 21, { 1001, 96000 } },
214 { 22, { 1, 100 } },
215 { 24, { 1, 120 } },
216 { 25, { 1001, 120000} },
217 {0}
218 };
219
220 33 int ff_mxf_get_content_package_rate(AVRational time_base)
221 {
222
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121 for (int i = 0; mxf_content_package_rates[i].rate; i++)
223
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121 if (!av_cmp_q(time_base, mxf_content_package_rates[i].tb))
224 33 return mxf_content_package_rates[i].rate;
225 return 0;
226 }
227