FFmpeg
vpcc.h
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1 /*
2  * Copyright (c) 2016 Google Inc.
3  * Copyright (c) 2016 KongQun Yang (kqyang@google.com)
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
24  * internal header for VPx codec configuration utilities.
25  */
26 
27 #ifndef AVFORMAT_VPCC_H
28 #define AVFORMAT_VPCC_H
29 
30 #include <stdint.h>
31 #include "avio.h"
32 #include "avformat.h"
33 #include "libavcodec/avcodec.h"
34 
35 typedef struct VPCC {
36  int profile;
37  int level;
38  int bitdepth;
41 } VPCC;
42 
43 /**
44  * Writes VP codec configuration to the provided AVIOContext.
45  *
46  * @param s address of the AVFormatContext for the logging context.
47  * @param pb address of the AVIOContext where the vpcC shall be written.
48  * @param par address of the AVCodecParameters which contains codec information.
49  * @return >=0 in case of success, a negative value corresponding to an AVERROR
50  * code in case of failure
51  */
53  AVCodecParameters *par);
54 
56  AVRational *frame_rate, VPCC *vpcc);
57 
58 #endif /* AVFORMAT_VPCC_H */
Bytestream IO Context.
Definition: avio.h:161
Buffered I/O operations.
int chroma_subsampling
Definition: vpcc.h:39
This struct describes the properties of an encoded stream.
Definition: avcodec.h:3960
Format I/O context.
Definition: avformat.h:1358
int bitdepth
Definition: vpcc.h:38
int ff_isom_write_vpcc(AVFormatContext *s, AVIOContext *pb, AVCodecParameters *par)
Writes VP codec configuration to the provided AVIOContext.
Definition: vpcc.c:149
#define s(width, name)
Definition: cbs_vp9.c:257
Libavcodec external API header.
Rational number (pair of numerator and denominator).
Definition: rational.h:58
Definition: vpcc.h:35
Main libavformat public API header.
int level
Definition: vpcc.h:37
int profile
Definition: vpcc.h:36
int full_range_flag
Definition: vpcc.h:40
int ff_isom_get_vpcc_features(AVFormatContext *s, AVCodecParameters *par, AVRational *frame_rate, VPCC *vpcc)
Definition: vpcc.c:116