libavcodec/pixdesc.c

   1 /*
   2  * pixel format descriptor
   3  * Copyright (c) 2009 Michael Niedermayer <michaelni@gmx.at>
   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/pixfmt.h"
  23 #include "pixdesc.h"
  24
  25 static const AVPixFmtDescriptor pix_fmt_desc[PIX_FMT_NB] = {
  26     [PIX_FMT_YUV422P] = {
  27         .nb_channels  = 3,
  28         .log2_chroma_w= 1,
  29         .log2_chroma_h= 0,
  30         .comp = {
  31             {0,0,1,0,7},
  32             {1,0,1,0,7},
  33             {2,0,1,0,7},
  34         },
  35     },
  36     [PIX_FMT_YUV420P] = {
  37         .nb_channels  = 3,
  38         .log2_chroma_w= 1,
  39         .log2_chroma_h= 1,
  40         .comp = {
  41             {0,0,1,0,7},
  42             {1,0,1,0,7},
  43             {2,0,1,0,7},
  44         },
  45     },
  46     [PIX_FMT_YUV410P] = {
  47         .nb_channels  = 3,
  48         .log2_chroma_w= 2,
  49         .log2_chroma_h= 2,
  50         .comp = {
  51             {0,0,1,0,7},
  52             {1,0,1,0,7},
  53             {2,0,1,0,7},
  54         },
  55     },
  56     [PIX_FMT_NV12] = {
  57         .nb_channels  = 3,
  58         .log2_chroma_w= 1,
  59         .log2_chroma_h= 1,
  60         .comp = {
  61             {0,0,1,0,7},
  62             {1,1,1,0,7},
  63             {1,1,2,0,7},
  64         },
  65     },
  66     [PIX_FMT_YUYV422] = {
  67         .nb_channels  = 3,
  68         .log2_chroma_w= 1,
  69         .log2_chroma_h= 0,
  70         .comp = {
  71             {0,1,1,0,7},
  72             {0,3,2,0,7},
  73             {0,3,4,0,7},
  74         },
  75     },
  76     [PIX_FMT_UYVY422] = {
  77         .nb_channels  = 3,
  78         .log2_chroma_w= 1,
  79         .log2_chroma_h= 0,
  80         .comp = {
  81             {0,1,2,0,7},
  82             {0,3,1,0,7},
  83             {0,3,3,0,7},
  84         },
  85     },
  86     [PIX_FMT_GRAY16LE] = {
  87         .nb_channels  = 1,
  88         .log2_chroma_w= 0,
  89         .log2_chroma_h= 0,
  90         .comp = {
  91             {0,1,1,0,15},
  92         },
  93     },
  94     [PIX_FMT_GRAY16BE] = {
  95         .nb_channels  = 1,
  96         .log2_chroma_w= 0,
  97         .log2_chroma_h= 0,
  98         .comp = {
  99             {0,1,1,0,15},
 100         },
 101         .flags = PIX_FMT_BE,
 102     },
 103     [PIX_FMT_RGB24] = {
 104         .nb_channels  = 3,
 105         .log2_chroma_w= 0,
 106         .log2_chroma_h= 0,
 107         .comp = {
 108             {0,2,1,0,7},
 109             {0,2,2,0,7},
 110             {0,2,3,0,7},
 111         },
 112     },
 113     [PIX_FMT_RGBA] = {
 114         .nb_channels  = 4,
 115         .log2_chroma_w= 0,
 116         .log2_chroma_h= 0,
 117         .comp = {
 118             {0,3,1,0,7},
 119             {0,3,2,0,7},
 120             {0,3,3,0,7},
 121             {0,3,4,0,7},
 122         },
 123     },
 124     [PIX_FMT_RGB48LE] = {
 125         .nb_channels  = 3,
 126         .log2_chroma_w= 0,
 127         .log2_chroma_h= 0,
 128         .comp = {
 129             {0,5,1,0,15},
 130             {0,5,3,0,15},
 131             {0,5,5,0,15},
 132         },
 133     },
 134     [PIX_FMT_RGB48BE] = {
 135         .nb_channels  = 3,
 136         .log2_chroma_w= 0,
 137         .log2_chroma_h= 0,
 138         .comp = {
 139             {0,5,1,0,15},
 140             {0,5,3,0,15},
 141             {0,5,5,0,15},
 142         },
 143         .flags = PIX_FMT_BE,
 144     },
 145 //FIXME change pix fmt defines so that we have a LE & BE instead of a native-endian
 146 #if 0
 147     [PIX_FMT_RGB565_LE] = {
 148         .nb_channels  = 3,
 149         .log2_chroma_w= 0,
 150         .log2_chroma_h= 0,
 151         .comp = {
 152             {0,1,1,0,4},
 153             {0,1,1,5,5},
 154             {0,1,2,3,4},
 155         },
 156     },
 157     [PIX_FMT_RGB565_BE] = {
 158         .nb_channels  = 3,
 159         .log2_chroma_w= 0,
 160         .log2_chroma_h= 0,
 161         .comp = {
 162             {0,1,1, 0,4},
 163             {0,1,1, 5,5},
 164             {0,1,0, 3,4},
 165         },
 166         .flags = PIX_FMT_BE,
 167     },
 168 #endif
 169     [PIX_FMT_MONOBLACK] = {
 170         .nb_channels  = 1,
 171         .log2_chroma_w= 0,
 172         .log2_chroma_h= 0,
 173         .comp = {
 174             {0,0,1,7,0},
 175         },
 176         .flags = PIX_FMT_BITSTREAM,
 177     },
 178     [PIX_FMT_PAL8] = {
 179         .nb_channels  = 1,
 180         .log2_chroma_w= 0,
 181         .log2_chroma_h= 0,
 182         .comp = {
 183             {0,0,1,0,7},
 184         },
 185         .flags = PIX_FMT_PAL,
 186     },
 187 };