ZLMediaKit/src/Rtp/Decoder.h
2020-06-30 21:14:51 +08:00

76 lines
2.0 KiB
C++

/*
* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
*
* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
*
* Use of this source code is governed by MIT license that can be found in the
* LICENSE file in the root of the source tree. All contributing project authors
* may be found in the AUTHORS file in the root of the source tree.
*/
#ifndef ZLMEDIAKIT_DECODER_H
#define ZLMEDIAKIT_DECODER_H
#include <stdint.h>
#include <memory>
#include <functional>
#include "Common/MediaSink.h"
using namespace std;
namespace mediakit {
class Decoder {
public:
typedef std::shared_ptr<Decoder> Ptr;
typedef std::function<void(int stream,int codecid,int flags,int64_t pts,int64_t dts,const void *data,int bytes)> onDecode;
virtual int input(const uint8_t *data, int bytes) = 0;
virtual void setOnDecode(const onDecode &decode) = 0;
protected:
Decoder() = default;
virtual ~Decoder() = default;
};
/**
* 合并一些时间戳相同的frame
*/
class FrameMerger {
public:
FrameMerger() = default;
~FrameMerger() = default;
void inputFrame(const Frame::Ptr &frame,const function<void(uint32_t dts,uint32_t pts,const Buffer::Ptr &buffer)> &cb);
private:
List<Frame::Ptr> _frameCached;
};
class DecoderImp{
public:
typedef enum {
decoder_ts = 0,
decoder_ps
}Type;
typedef std::shared_ptr<DecoderImp> Ptr;
~DecoderImp() = default;
static Ptr createDecoder(Type type, MediaSinkInterface *sink);
int input(const uint8_t *data, int bytes);
protected:
void onTrack(const Track::Ptr &track);
void onFrame(const Frame::Ptr &frame);
private:
DecoderImp(const Decoder::Ptr &decoder, MediaSinkInterface *sink);
void onDecode(int stream,int codecid,int flags,int64_t pts,int64_t dts,const void *data,int bytes);
private:
Decoder::Ptr _decoder;
MediaSinkInterface *_sink;
FrameMerger _merger;
int _codecid_video = 0;
int _codecid_audio = 0;
};
}//namespace mediakit
#endif //ZLMEDIAKIT_DECODER_H