git.sesse.net Git - ffmpeg/blob - libavformat/mxf.c

   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 "mxf.h"
  24
  25 /**
  26  * SMPTE RP224 http://www.smpte-ra.org/mdd/index.html
  27  */
  28 const MXFCodecUL ff_mxf_data_definition_uls[] = {
  29     { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x01,0x03,0x02,0x02,0x01,0x00,0x00,0x00 }, 13, AVMEDIA_TYPE_VIDEO },
  30     { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x01,0x03,0x02,0x02,0x02,0x00,0x00,0x00 }, 13, AVMEDIA_TYPE_AUDIO },
  31     { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },  0,  AVMEDIA_TYPE_DATA },
  32 };
  33
  34 const MXFCodecUL ff_mxf_codec_uls[] = {
  35     /* PictureEssenceCoding */
  36     { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x01,0x11,0x00 }, 14, CODEC_ID_MPEG2VIDEO }, /* MP@ML Long GoP */
  37     { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x01 }, 14, CODEC_ID_MPEG2VIDEO }, /* D-10 50Mbps PAL */
  38     { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x03,0x03,0x00 }, 14, CODEC_ID_MPEG2VIDEO }, /* MP@HL Long GoP */
  39     { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x04,0x02,0x00 }, 14, CODEC_ID_MPEG2VIDEO }, /* 422P@HL I-Frame */
  40     { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x20,0x02,0x03 }, 14,      CODEC_ID_MPEG4 }, /* XDCAM proxy_pal030926.mxf */
  41     { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x01,0x02,0x00 }, 13,    CODEC_ID_DVVIDEO }, /* DV25 IEC PAL */
  42     { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x07,0x04,0x01,0x02,0x02,0x03,0x01,0x01,0x00 }, 14,   CODEC_ID_JPEG2000 }, /* JPEG2000 Codestream */
  43     { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x01,0x7F,0x00,0x00,0x00 }, 13,   CODEC_ID_RAWVIDEO }, /* Uncompressed */
  44     { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x03,0x02,0x00,0x00 }, 14,      CODEC_ID_DNXHD }, /* SMPTE VC-3/DNxHD */
  45     { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x01,0x32,0x00,0x00 }, 14,       CODEC_ID_H264 }, /* H.264/MPEG-4 AVC Intra */
  46     { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x01,0x01,0x02,0x02,0x00 }, 15,       CODEC_ID_V210 }, /* V210 */
  47     /* SoundEssenceCompression */
  48     { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x00,0x00,0x00,0x00 }, 13,  CODEC_ID_PCM_S16LE }, /* Uncompressed */
  49     { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x7F,0x00,0x00,0x00 }, 13,  CODEC_ID_PCM_S16LE },
  50     { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x07,0x04,0x02,0x02,0x01,0x7E,0x00,0x00,0x00 }, 13,  CODEC_ID_PCM_S16BE }, /* From Omneon MXF file */
  51     { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x04,0x04,0x02,0x02,0x02,0x03,0x01,0x01,0x00 }, 15,   CODEC_ID_PCM_ALAW }, /* XDCAM Proxy C0023S01.mxf */
  52     { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x02,0x03,0x02,0x01,0x00 }, 15,        CODEC_ID_AC3 },
  53     { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x02,0x03,0x02,0x05,0x00 }, 15,        CODEC_ID_MP2 }, /* MP2 or MP3 */
  54   //{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x02,0x03,0x02,0x1C,0x00 }, 15,    CODEC_ID_DOLBY_E }, /* Dolby-E */
  55     { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },  0,       CODEC_ID_NONE },
  56 };
  57
  58 static const struct {
  59     enum PixelFormat pix_fmt;
  60     const char data[16];
  61 } ff_mxf_pixel_layouts[] = {
  62     /**
  63      * See SMPTE 377M E.2.46
  64      *
  65      * Note: Only RGB, palette based and "abnormal" YUV pixel formats like 4:2:2:4 go here.
  66      *       For regular YUV, use CDCIPictureEssenceDescriptor.
  67      *
  68      * Note: Do not use these for encoding descriptors for little-endian formats until we
  69      *       get samples or official word from SMPTE on how/if those can be encoded.
  70      */
  71     {PIX_FMT_ABGR,    {'A', 8,  'B', 8,  'G', 8, 'R', 8                 }},
  72     {PIX_FMT_ARGB,    {'A', 8,  'R', 8,  'G', 8, 'B', 8                 }},
  73     {PIX_FMT_BGR24,   {'B', 8,  'G', 8,  'R', 8                         }},
  74     {PIX_FMT_BGRA,    {'B', 8,  'G', 8,  'R', 8, 'A', 8                 }},
  75     {PIX_FMT_RGB24,   {'R', 8,  'G', 8,  'B', 8                         }},
  76     {PIX_FMT_RGB444BE,{'F', 4,  'R', 4,  'G', 4, 'B', 4                 }},
  77     {PIX_FMT_RGB48BE, {'R', 8,  'r', 8,  'G', 8, 'g', 8, 'B', 8, 'b', 8 }},
  78     {PIX_FMT_RGB48BE, {'R', 16, 'G', 16, 'B', 16                        }},
  79     {PIX_FMT_RGB48LE, {'r', 8,  'R', 8,  'g', 8, 'G', 8, 'b', 8, 'B', 8 }},
  80     {PIX_FMT_RGB555BE,{'F', 1,  'R', 5,  'G', 5, 'B', 5                 }},
  81     {PIX_FMT_RGB565BE,{'R', 5,  'G', 6,  'B', 5                         }},
  82     {PIX_FMT_RGBA,    {'R', 8,  'G', 8,  'B', 8, 'A', 8                 }},
  83     {PIX_FMT_PAL8,    {'P', 8                                           }},
  84 };
  85
  86 static const int num_pixel_layouts = FF_ARRAY_ELEMS(ff_mxf_pixel_layouts);
  87
  88 int ff_mxf_decode_pixel_layout(const char pixel_layout[16], enum PixelFormat *pix_fmt)
  89 {
  90     int x;
  91
  92     for(x = 0; x < num_pixel_layouts; x++) {
  93         if (!memcmp(pixel_layout, ff_mxf_pixel_layouts[x].data, 16)) {
  94             *pix_fmt = ff_mxf_pixel_layouts[x].pix_fmt;
  95             return 0;
  96         }
  97     }
  98
  99     return -1;
 100 }