mirror of
https://github.com/ZLMediaKit/ZLMediaKit.git
synced 2024-11-01 17:11:31 +08:00
90 lines
2.6 KiB
C++
90 lines
2.6 KiB
C++
/*
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* MIT License
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*
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* Copyright (c) 2016-2019 xiongziliang <771730766@qq.com>
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*
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* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include <cstdlib>
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#include "RtspSplitter.h"
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namespace mediakit{
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const char *RtspSplitter::onSearchPacketTail(const char *data, int len) {
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if(!_enableRecvRtp){
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_isRtpPacket = false;
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return HttpRequestSplitter::onSearchPacketTail(data, len);
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}
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if(data[0] != '$'){
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//这是rtsp包
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_isRtpPacket = false;
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return HttpRequestSplitter::onSearchPacketTail(data, len);
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}
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//这是rtp包
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if(len < 4){
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//数据不够
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return nullptr;
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}
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uint16_t length = (((uint8_t *)data)[2] << 8) | ((uint8_t *)data)[3];
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if(len < length + 4){
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//数据不够
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return nullptr;
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}
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//返回rtp包末尾
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_isRtpPacket = true;
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return data + 4 + length;
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}
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int64_t RtspSplitter::onRecvHeader(const char *data, uint64_t len) {
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if(_isRtpPacket){
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onRtpPacket(data,len);
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return 0;
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}
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_parser.Parse(data);
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auto ret = getContentLength(_parser);
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if(ret == 0){
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onWholeRtspPacket(_parser);
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_parser.Clear();
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}
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return ret;
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}
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void RtspSplitter::onRecvContent(const char *data, uint64_t len) {
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_parser.setContent(string(data,len));
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onWholeRtspPacket(_parser);
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_parser.Clear();
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}
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void RtspSplitter::enableRecvRtp(bool enable) {
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_enableRecvRtp = enable;
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}
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int64_t RtspSplitter::getContentLength(Parser &parser) {
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return atoi(parser["Content-Length"].data());
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}
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}//namespace mediakit
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