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/*
* Copyright (C) 2010-2012 Hendrik Leppkes
* http://www.1f0.de
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#pragma once
typedef struct sFormatMapping {
AVCodecID codec;
const GUID *subtype;
unsigned codecTag;
const GUID *format;
} FormatMapping;
const char *get_stream_language(const AVStream *pStream);
std::string get_codec_name(AVCodecContext *pCodecCtx);
std::string lavf_get_stream_description(AVStream *pStream);
#define LAVF_DISPOSITION_SUB_STREAM 0x10000
#define LAVF_DISPOSITION_SECONDARY_AUDIO 0x20000
inline int get_bits_per_sample(AVCodecContext *ctx, bool bRaw = false)
{
int bits = av_get_bits_per_sample(ctx->codec_id);
if (!bits || bRaw) {
bits = ctx->bits_per_coded_sample;
if(!bits || bRaw) {
if (ctx->sample_fmt == AV_SAMPLE_FMT_S32 && ctx->bits_per_raw_sample) {
bits = ctx->bits_per_raw_sample;
} else {
bits = av_get_bits_per_sample_fmt(ctx->sample_fmt);
}
}
}
return bits;
}
#ifdef DEBUG
const char *lavf_get_parsing_string(enum AVStreamParseType parsing);
#endif
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