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