ffmpeg/libavcodec/libutvideo.h

   1 /*
   2  * Copyright (c) 2011-2012 Derek Buitenhuis
   3  *
   4  * This file is part of FFmpeg.
   5  *
   6  * FFmpeg is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public
   8  * License as published by the Free Software Foundation;
   9  * version 2 of the License.
  10  *
  11  * FFmpeg is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public
  17  * License along with FFmpeg; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  19  */
  20
  21 /**
  22  * @file
  23  * Known FOURCCs:
  24  *     'ULY0' (YCbCr 4:2:0), 'ULY2' (YCbCr 4:2:2), 'ULRG' (RGB), 'ULRA' (RGBA),
  25  *     'ULH0' (YCbCr 4:2:0 BT.709), 'ULH2' (YCbCr 4:2:2 BT.709)
  26  */
  27
  28 #ifndef AVCODEC_LIBUTVIDEO_H
  29 #define AVCODEC_LIBUTVIDEO_H
  30
  31 #include <stdlib.h>
  32 #include <utvideo/utvideo.h>
  33 #include <utvideo/Codec.h>
  34
  35 /*
  36  * Ut Video version 12.0.0 changed the RGB format names and removed
  37  * the _WIN names, so if the new names are absent, define them
  38  * against the old names so compatibility with pre-v12 versions
  39  * is maintained.
  40  */
  41 #if !defined(UTVF_NFCC_BGR_BU)
  42 #define UTVF_NFCC_BGR_BU UTVF_RGB24_WIN
  43 #endif
  44
  45 #if !defined(UTVF_NFCC_BGRA_BU)
  46 #define UTVF_NFCC_BGRA_BU UTVF_RGB32_WIN
  47 #endif
  48
  49 /*
  50  * Ut Video version 13.0.1 introduced new BT.709 variants.
  51  * Special-case these and only use them if v13 is detected.
  52  */
  53 #if defined(UTVF_HDYC)
  54 #define UTV_BT709
  55 #endif
  56
  57 typedef struct {
  58     uint32_t version;
  59     uint32_t original_format;
  60     uint32_t frameinfo_size;
  61     uint32_t flags;
  62 } UtVideoExtra;
  63
  64 typedef struct {
  65     CCodec *codec;
  66     unsigned int buf_size;
  67     uint8_t *buffer;
  68 } UtVideoContext;
  69
  70 #endif /* AVCODEC_LIBUTVIDEO_H */