mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-02 03:06:28 +02:00
cb925c0bc0
Profile can be derived from values codecpar pixel format only with software formats. For hardware formats, we're forced to parse a frame header to get the required information. Signed-off-by: James Almer <jamrial@gmail.com>
64 lines
2.2 KiB
C
64 lines
2.2 KiB
C
/*
|
|
* Copyright (c) 2016 Google Inc.
|
|
* Copyright (c) 2016 KongQun Yang (kqyang@google.com)
|
|
*
|
|
* This file is part of FFmpeg.
|
|
*
|
|
* FFmpeg 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.
|
|
*
|
|
* FFmpeg 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 FFmpeg; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
/**
|
|
* @file
|
|
* internal header for VPx codec configuration utilities.
|
|
*/
|
|
|
|
#ifndef AVFORMAT_VPCC_H
|
|
#define AVFORMAT_VPCC_H
|
|
|
|
#include "libavutil/rational.h"
|
|
#include "libavcodec/codec_par.h"
|
|
#include "avio.h"
|
|
#include "avformat.h"
|
|
|
|
typedef struct VPCC {
|
|
int profile;
|
|
int level;
|
|
int bitdepth;
|
|
int chroma_subsampling;
|
|
int full_range_flag;
|
|
} VPCC;
|
|
|
|
/**
|
|
* Writes VP codec configuration to the provided AVIOContext.
|
|
*
|
|
* @param s address of the AVFormatContext for the logging context.
|
|
* @param pb address of the AVIOContext where the vpcC shall be written.
|
|
* @param data address of a data array which contains coded bitstream data from
|
|
* which codec information can be extracted. May be NULL.
|
|
* @param len length of the data array.
|
|
* @param par address of the AVCodecParameters which contains codec information.
|
|
* @return >=0 in case of success, a negative value corresponding to an AVERROR
|
|
* code in case of failure
|
|
*/
|
|
int ff_isom_write_vpcc(AVFormatContext *s, AVIOContext *pb,
|
|
const uint8_t *data, int len,
|
|
AVCodecParameters *par);
|
|
|
|
int ff_isom_get_vpcc_features(AVFormatContext *s, AVCodecParameters *par,
|
|
const uint8_t *data, int len,
|
|
AVRational *frame_rate, VPCC *vpcc);
|
|
|
|
#endif /* AVFORMAT_VPCC_H */
|