mirror of
https://github.com/ZLMediaKit/ZLMediaKit.git
synced 2024-11-27 05:38:31 +08:00
63 lines
1.8 KiB
C++
63 lines
1.8 KiB
C++
/*
|
|
* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
|
|
*
|
|
* This file is part of ZLMediaKit(https://github.com/xia-chu/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.
|
|
*/
|
|
|
|
#include "CommonRtmp.h"
|
|
|
|
namespace mediakit{
|
|
|
|
CommonRtmpDecoder::CommonRtmpDecoder(CodecId codec) {
|
|
_codec = codec;
|
|
obtainFrame();
|
|
}
|
|
|
|
CodecId CommonRtmpDecoder::getCodecId() const {
|
|
return _codec;
|
|
}
|
|
|
|
void CommonRtmpDecoder::obtainFrame() {
|
|
_frame = FrameImp::create();
|
|
_frame->_codec_id = _codec;
|
|
}
|
|
|
|
void CommonRtmpDecoder::inputRtmp(const RtmpPacket::Ptr &rtmp) {
|
|
//拷贝负载
|
|
_frame->_buffer.assign(rtmp->buffer.data() + 1, rtmp->buffer.size() - 1);
|
|
_frame->_dts = rtmp->time_stamp;
|
|
//写入环形缓存
|
|
RtmpCodec::inputFrame(_frame);
|
|
//创建下一帧
|
|
obtainFrame();
|
|
}
|
|
|
|
/////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
CommonRtmpEncoder::CommonRtmpEncoder(const Track::Ptr &track) : CommonRtmpDecoder(track->getCodecId()) {
|
|
_audio_flv_flags = getAudioRtmpFlags(track);
|
|
}
|
|
|
|
bool CommonRtmpEncoder::inputFrame(const Frame::Ptr &frame) {
|
|
if (!_audio_flv_flags) {
|
|
return false;
|
|
}
|
|
auto rtmp = RtmpPacket::create();
|
|
//header
|
|
rtmp->buffer.push_back(_audio_flv_flags);
|
|
//data
|
|
rtmp->buffer.append(frame->data() + frame->prefixSize(), frame->size() - frame->prefixSize());
|
|
rtmp->body_size = rtmp->buffer.size();
|
|
rtmp->chunk_id = CHUNK_AUDIO;
|
|
rtmp->stream_index = STREAM_MEDIA;
|
|
rtmp->time_stamp = frame->dts();
|
|
rtmp->type_id = MSG_AUDIO;
|
|
RtmpCodec::inputRtmp(rtmp);
|
|
return true;
|
|
}
|
|
|
|
}//namespace mediakit
|