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148 lines
8.0 KiB
148 lines
8.0 KiB
/* |
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* MXF |
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* Copyright (c) 2006 SmartJog S.A., Baptiste Coudurier <baptiste dot coudurier at smartjog dot com> |
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* |
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* This file is part of Libav. |
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* |
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* Libav is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* Libav is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with Libav; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include "libavutil/common.h" |
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#include "mxf.h" |
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/** |
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* SMPTE RP224 http://www.smpte-ra.org/mdd/index.html |
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*/ |
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const MXFCodecUL ff_mxf_data_definition_uls[] = { |
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x01,0x03,0x02,0x02,0x01,0x00,0x00,0x00 }, 13, AVMEDIA_TYPE_VIDEO }, |
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x01,0x03,0x02,0x02,0x02,0x00,0x00,0x00 }, 13, AVMEDIA_TYPE_AUDIO }, |
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{ { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0, AVMEDIA_TYPE_DATA }, |
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}; |
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const MXFCodecUL ff_mxf_codec_uls[] = { |
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/* PictureEssenceCoding */ |
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{ { 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 */ |
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{ { 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 */ |
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{ { 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 */ |
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{ { 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 */ |
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{ { 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 */ |
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x01,0x02,0x00 }, 13, AV_CODEC_ID_DVVIDEO }, /* DV25 IEC PAL */ |
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x07,0x04,0x01,0x02,0x02,0x03,0x01,0x01,0x00 }, 14, AV_CODEC_ID_JPEG2000 }, /* JPEG2000 Codestream */ |
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x01,0x7F,0x00,0x00,0x00 }, 13, AV_CODEC_ID_RAWVIDEO }, /* Uncompressed */ |
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{ { 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 */ |
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{ { 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 */ |
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{ { 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 */ |
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{ { 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 */ |
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x01,0x01,0x02,0x02,0x00 }, 15, AV_CODEC_ID_V210 }, /* V210 */ |
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/* SoundEssenceCompression */ |
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x00,0x00,0x00,0x00 }, 13, AV_CODEC_ID_PCM_S16LE }, /* Uncompressed */ |
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x7F,0x00,0x00,0x00 }, 13, AV_CODEC_ID_PCM_S16LE }, |
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{ { 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 */ |
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{ { 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 */ |
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x02,0x03,0x02,0x01,0x00 }, 15, AV_CODEC_ID_AC3 }, |
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x02,0x03,0x02,0x05,0x00 }, 15, AV_CODEC_ID_MP2 }, /* MP2 or MP3 */ |
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//{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x02,0x03,0x02,0x1C,0x00 }, 15, AV_CODEC_ID_DOLBY_E }, /* Dolby-E */ |
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{ { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0, AV_CODEC_ID_NONE }, |
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}; |
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const MXFCodecUL ff_mxf_pixel_format_uls[] = { |
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x01,0x01,0x02,0x01,0x01 }, 16, AV_PIX_FMT_UYVY422 }, |
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x01,0x01,0x02,0x01,0x02 }, 16, AV_PIX_FMT_YUYV422 }, |
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{ { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0, AV_PIX_FMT_NONE }, |
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}; |
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static const struct { |
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enum AVPixelFormat pix_fmt; |
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const char data[16]; |
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} ff_mxf_pixel_layouts[] = { |
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/** |
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* See SMPTE 377M E.2.46 |
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* |
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* Note: Only RGB, palette based and "abnormal" YUV pixel formats like 4:2:2:4 go here. |
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* For regular YUV, use CDCIPictureEssenceDescriptor. |
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* |
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* Note: Do not use these for encoding descriptors for little-endian formats until we |
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* get samples or official word from SMPTE on how/if those can be encoded. |
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*/ |
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{AV_PIX_FMT_ABGR, {'A', 8, 'B', 8, 'G', 8, 'R', 8 }}, |
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{AV_PIX_FMT_ARGB, {'A', 8, 'R', 8, 'G', 8, 'B', 8 }}, |
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{AV_PIX_FMT_BGR24, {'B', 8, 'G', 8, 'R', 8 }}, |
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{AV_PIX_FMT_BGRA, {'B', 8, 'G', 8, 'R', 8, 'A', 8 }}, |
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{AV_PIX_FMT_RGB24, {'R', 8, 'G', 8, 'B', 8 }}, |
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{AV_PIX_FMT_RGB444BE,{'F', 4, 'R', 4, 'G', 4, 'B', 4 }}, |
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{AV_PIX_FMT_RGB48BE, {'R', 8, 'r', 8, 'G', 8, 'g', 8, 'B', 8, 'b', 8 }}, |
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{AV_PIX_FMT_RGB48BE, {'R', 16, 'G', 16, 'B', 16 }}, |
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{AV_PIX_FMT_RGB48LE, {'r', 8, 'R', 8, 'g', 8, 'G', 8, 'b', 8, 'B', 8 }}, |
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{AV_PIX_FMT_RGB555BE,{'F', 1, 'R', 5, 'G', 5, 'B', 5 }}, |
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{AV_PIX_FMT_RGB565BE,{'R', 5, 'G', 6, 'B', 5 }}, |
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{AV_PIX_FMT_RGBA, {'R', 8, 'G', 8, 'B', 8, 'A', 8 }}, |
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{AV_PIX_FMT_PAL8, {'P', 8 }}, |
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}; |
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static const int num_pixel_layouts = FF_ARRAY_ELEMS(ff_mxf_pixel_layouts); |
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int ff_mxf_decode_pixel_layout(const char pixel_layout[16], enum AVPixelFormat *pix_fmt) |
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{ |
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int x; |
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for(x = 0; x < num_pixel_layouts; x++) { |
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if (!memcmp(pixel_layout, ff_mxf_pixel_layouts[x].data, 16)) { |
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*pix_fmt = ff_mxf_pixel_layouts[x].pix_fmt; |
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return 0; |
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} |
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} |
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return -1; |
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} |
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static const MXFSamplesPerFrame mxf_spf[] = { |
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{ { 1001, 24000 }, { 2002, 0, 0, 0, 0, 0 } }, // FILM 23.976 |
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{ { 1, 24}, { 2000, 0, 0, 0, 0, 0 } }, // FILM 24 |
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{ { 1001, 30000 }, { 1602, 1601, 1602, 1601, 1602, 0 } }, // NTSC 29.97 |
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{ { 1001, 60000 }, { 801, 801, 801, 801, 800, 0 } }, // NTSC 59.94 |
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{ { 1, 25 }, { 1920, 0, 0, 0, 0, 0 } }, // PAL 25 |
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{ { 1, 50 }, { 960, 0, 0, 0, 0, 0 } }, // PAL 50 |
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}; |
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static const AVRational mxf_time_base[] = { |
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{ 1001, 24000 }, |
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{ 1, 24}, |
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{ 1001, 30000 }, |
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{ 1001, 60000 }, |
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{ 1, 25 }, |
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{ 1, 50 }, |
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{ 0, 0} |
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}; |
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const MXFSamplesPerFrame *ff_mxf_get_samples_per_frame(AVFormatContext *s, |
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AVRational time_base) |
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{ |
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int idx = av_find_nearest_q_idx(time_base, mxf_time_base); |
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AVRational diff = av_sub_q(time_base, mxf_time_base[idx]); |
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diff.num = abs(diff.num); |
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if (av_cmp_q(diff, (AVRational){1, 1000}) >= 0) |
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return NULL; |
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if (av_cmp_q(time_base, mxf_time_base[idx])) |
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av_log(s, AV_LOG_WARNING, |
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"%d/%d input time base matched %d/%d container time base\n", |
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time_base.num, time_base.den, |
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mxf_spf[idx].time_base.num, |
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mxf_spf[idx].time_base.den); |
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return &mxf_spf[idx]; |
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}
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