libavcodec/raw.c

   1 /*
   2  * Raw Video Codec
   3  * Copyright (c) 2001 Fabrice Bellard
   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 /**
  23  * @file libavcodec/raw.c
  24  * Raw Video Codec
  25  */
  26
  27 #include "avcodec.h"
  28 #include "raw.h"
  29
  30 const PixelFormatTag ff_raw_pixelFormatTags[] = {
  31     { PIX_FMT_YUV420P, MKTAG('I', '4', '2', '0') }, /* Planar formats */
  32     { PIX_FMT_YUV420P, MKTAG('I', 'Y', 'U', 'V') },
  33     { PIX_FMT_YUV420P, MKTAG('Y', 'V', '1', '2') },
  34     { PIX_FMT_YUV410P, MKTAG('Y', 'U', 'V', '9') },
  35     { PIX_FMT_YUV410P, MKTAG('Y', 'V', 'U', '9') },
  36     { PIX_FMT_YUV411P, MKTAG('Y', '4', '1', 'B') },
  37     { PIX_FMT_YUV422P, MKTAG('Y', '4', '2', 'B') },
  38     { PIX_FMT_YUV422P, MKTAG('P', '4', '2', '2') },
  39     { PIX_FMT_GRAY8,   MKTAG('Y', '8', '0', '0') },
  40     { PIX_FMT_GRAY8,   MKTAG(' ', ' ', 'Y', '8') },
  41
  42
  43     { PIX_FMT_YUYV422, MKTAG('Y', 'U', 'Y', '2') }, /* Packed formats */
  44     { PIX_FMT_YUYV422, MKTAG('Y', '4', '2', '2') },
  45     { PIX_FMT_YUYV422, MKTAG('V', '4', '2', '2') },
  46     { PIX_FMT_YUYV422, MKTAG('V', 'Y', 'U', 'Y') },
  47     { PIX_FMT_YUYV422, MKTAG('Y', 'U', 'N', 'V') },
  48     { PIX_FMT_UYVY422, MKTAG('U', 'Y', 'V', 'Y') },
  49     { PIX_FMT_UYVY422, MKTAG('H', 'D', 'Y', 'C') },
  50     { PIX_FMT_UYVY422, MKTAG('U', 'Y', 'N', 'V') },
  51     { PIX_FMT_UYVY422, MKTAG('U', 'Y', 'N', 'Y') },
  52     { PIX_FMT_UYVY422, MKTAG('u', 'y', 'v', '1') },
  53     { PIX_FMT_UYVY422, MKTAG('2', 'V', 'u', '1') },
  54     { PIX_FMT_GRAY8,   MKTAG('G', 'R', 'E', 'Y') },
  55     { PIX_FMT_RGB555,  MKTAG('R', 'G', 'B', 15) },
  56     { PIX_FMT_BGR555,  MKTAG('B', 'G', 'R', 15) },
  57     { PIX_FMT_RGB565,  MKTAG('R', 'G', 'B', 16) },
  58     { PIX_FMT_BGR565,  MKTAG('B', 'G', 'R', 16) },
  59     { PIX_FMT_RGB565,  MKTAG( 3 ,  0 ,  0 ,  0 ) },
  60
  61     /* quicktime */
  62     { PIX_FMT_UYVY422, MKTAG('2', 'v', 'u', 'y') },
  63     { PIX_FMT_UYVY422, MKTAG('A', 'V', 'U', 'I') }, /* FIXME merge both fields */
  64     { PIX_FMT_YUYV422, MKTAG('y', 'u', 'v', '2') },
  65     { PIX_FMT_YUYV422, MKTAG('y', 'u', 'v', 's') },
  66     { PIX_FMT_PAL8,    MKTAG('W', 'R', 'A', 'W') },
  67
  68     { PIX_FMT_NONE, 0 },
  69 };
  70
  71 unsigned int avcodec_pix_fmt_to_codec_tag(enum PixelFormat fmt)
  72 {
  73     const PixelFormatTag * tags = ff_raw_pixelFormatTags;
  74     while (tags->pix_fmt >= 0) {
  75         if (tags->pix_fmt == fmt)
  76             return tags->fourcc;
  77         tags++;
  78     }
  79     return 0;
  80 }