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/***************************************************************************
* Copyright (C) 2006-2012 by Ilya Kotov *
* forkotov02@hotmail.ru *
* *
* 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. *
***************************************************************************/
#ifndef __decoder_ffmeg_h
#define __decoder_ffmeg_h
extern "C"{
#include <libavformat/avformat.h>
#include <libavcodec/avcodec.h>
#include <libavutil/mathematics.h>
#if (LIBAVUTIL_VERSION_INT >= ((51<<16)+(32<<8)+0))
#include <libavutil/dict.h>
#endif
}
#include <qmmp/decoder.h>
#define PROBE_BUFFER_SIZE 8192
#define INPUT_BUFFER_SIZE 16384
class DecoderFFmpeg : public Decoder
{
public:
DecoderFFmpeg(const QString &, QIODevice *i);
virtual ~DecoderFFmpeg();
// Standard Decoder API
bool initialize();
qint64 totalTime();
int bitrate();
qint64 read(char *audio, qint64 maxSize);
void seek(qint64 time);
private:
//helper functions
void fillBuffer();
AVFormatContext *ic;
AVCodecContext *c;
uint wma_st_buff, wma_idx2;
int m_bitrate, wma_idx;
QString m_path;
qint64 m_totalTime;
AVPacket m_pkt;
AVPacket m_temp_pkt;
qint64 m_output_at;
uchar m_input_buf[INPUT_BUFFER_SIZE + FF_INPUT_BUFFER_PADDING_SIZE];
int64_t m_seekTime;
qint64 m_skipBytes;
#if (LIBAVCODEC_VERSION_INT >= ((53<<16)+(34<<8)+0))
qint64 ffmpeg_decode();
AVIOContext *m_stream;
AVFrame *m_decoded_frame;
#else
qint64 ffmpeg_decode(uint8_t *audio);
bool m_skip;
#if (LIBAVCODEC_VERSION_INT >= ((52<<16)+(102<<8)+0))
AVIOContext *m_stream;
#else
ByteIOContext *m_stream;
#endif
uint8_t *m_output_buf;
#endif
};
#endif // __decoder_ffmpeg_h
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