ZLMediaKit/src/Rtp/RtpDecoder.cpp
2020-04-04 20:30:09 +08:00

61 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.
*/
#if defined(ENABLE_RTPPROXY)
#include "Util/logger.h"
#include "RtpDecoder.h"
#include "rtp-payload.h"
using namespace toolkit;
namespace mediakit{
RtpDecoder::RtpDecoder() {
_buffer = std::make_shared<BufferRaw>();
}
RtpDecoder::~RtpDecoder() {
if(_rtp_decoder){
rtp_payload_decode_destroy(_rtp_decoder);
_rtp_decoder = nullptr;
}
}
void RtpDecoder::decodeRtp(const void *data, int bytes) {
if(!_rtp_decoder){
static rtp_payload_t s_func= {
[](void* param, int bytes){
RtpDecoder *obj = (RtpDecoder *)param;
obj->_buffer->setCapacity(bytes);
return (void *)obj->_buffer->data();
},
[](void* param, void* packet){
//do nothing
},
[](void* param, const void *packet, int bytes, uint32_t timestamp, int flags){
RtpDecoder *obj = (RtpDecoder *)param;
obj->onRtpDecode((uint8_t *)packet, bytes, timestamp, flags);
}
};
uint8_t rtp_type = 0x7F & ((uint8_t *) data)[1];
InfoL << "rtp type:" << (int) rtp_type;
_rtp_decoder = rtp_payload_decode_create(rtp_type, "MP2P", &s_func, this);
if (!_rtp_decoder) {
WarnL << "unsupported rtp type:" << (int) rtp_type << ",size:" << bytes << ",hexdump" << hexdump(data, bytes > 16 ? 16 : bytes);
}
}
if(_rtp_decoder){
rtp_payload_decode_input(_rtp_decoder,data,bytes);
}
}
}//namespace mediakit
#endif//defined(ENABLE_RTPPROXY)