52793cd027bd6529edc129061220594764879e8f
[libav.git] / libavcodec / libschroedinger.h
1 /*
2 * Copyright (c) 2008 BBC, Anuradha Suraparaju <asuraparaju at gmail dot com >
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 Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
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 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser 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 libavcodec/libschroedinger.h
23 * data structures common to libschroedingerdec.c and libschroedingerenc.c
24 */
25
26 #ifndef AVCODEC_LIBSCHROEDINGER_H
27 #define AVCODEC_LIBSCHROEDINGER_H
28
29 #include "config.h"
30
31 #if CONFIG_LIBSCHROEDINGER
32
33 #include <schroedinger/schrobitstream.h>
34 #include <schroedinger/schroframe.h>
35 #include "avcodec.h"
36
37 static const struct {
38 enum PixelFormat ff_pix_fmt;
39 SchroChromaFormat schro_pix_fmt;
40 SchroFrameFormat schro_frame_fmt;
41 } ffmpeg_schro_pixel_format_map[] = {
42 { PIX_FMT_YUV420P, SCHRO_CHROMA_420, SCHRO_FRAME_FORMAT_U8_420 },
43 { PIX_FMT_YUV422P, SCHRO_CHROMA_422, SCHRO_FRAME_FORMAT_U8_422 },
44 { PIX_FMT_YUV444P, SCHRO_CHROMA_444, SCHRO_FRAME_FORMAT_U8_444 },
45 };
46
47 /**
48 * Returns the video format preset matching the input video dimensions and
49 * time base.
50 */
51 SchroVideoFormatEnum ff_get_schro_video_format_preset (AVCodecContext *avccontext);
52
53 /**
54 * Sets the Schroedinger frame format corresponding to the Schro chroma format
55 * passed. Returns 0 on success, -1 on failure.
56 */
57 int ff_get_schro_frame_format (SchroChromaFormat schro_chroma_fmt,
58 SchroFrameFormat *schro_frame_fmt);
59
60 #endif /* CONFIG_LIBSCHROEDINGER */
61 #endif /* AVCODEC_LIBSCHROEDINGER_H */