1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
/*
* Copyright (c) 2008 BBC, Anuradha Suraparaju <asuraparaju at gmail dot com >
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file
* data structures common to libschroedinger decoder and encoder
*/
#ifndef AVCODEC_LIBSCHROEDINGER_H
#define AVCODEC_LIBSCHROEDINGER_H
#include <schroedinger/schrobitstream.h>
#include <schroedinger/schroframe.h>
#include "avcodec.h"
static const struct {
enum PixelFormat ff_pix_fmt;
SchroChromaFormat schro_pix_fmt;
SchroFrameFormat schro_frame_fmt;
} schro_pixel_format_map[] = {
{ PIX_FMT_YUV420P, SCHRO_CHROMA_420, SCHRO_FRAME_FORMAT_U8_420 },
{ PIX_FMT_YUV422P, SCHRO_CHROMA_422, SCHRO_FRAME_FORMAT_U8_422 },
{ PIX_FMT_YUV444P, SCHRO_CHROMA_444, SCHRO_FRAME_FORMAT_U8_444 },
};
/**
* Returns the video format preset matching the input video dimensions and
* time base.
*/
SchroVideoFormatEnum ff_get_schro_video_format_preset (AVCodecContext *avccontext);
/**
* Sets the Schroedinger frame format corresponding to the Schro chroma format
* passed. Returns 0 on success, -1 on failure.
*/
int ff_get_schro_frame_format(SchroChromaFormat schro_chroma_fmt,
SchroFrameFormat *schro_frame_fmt);
/**
* Create a Schro frame based on the dimensions and frame format
* passed. Returns a pointer to a frame on success, NULL on failure.
*/
SchroFrame *ff_create_schro_frame(AVCodecContext *avccontext,
SchroFrameFormat schro_frame_fmt);
#endif /* AVCODEC_LIBSCHROEDINGER_H */
|
