/*
* MIT License
*
* Copyright (c) 2016-2019 Gemfield <gemfield@civilnet.cn>
*
* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/

#include "RtpSplitter.h"

RtpSplitter::RtpSplitter() {
}

RtpSplitter::~RtpSplitter() {
}

const char *RtpSplitter::onSearchPacketTail(const char *data, int len) {
    //这是rtp包
    if(len < 2){
        //数据不够
        return nullptr;
    }
    uint16_t length = (((uint8_t *)data)[0] << 8) | ((uint8_t *)data)[1];
    if(len < length + 2){
        //数据不够
        return nullptr;
    }
    //返回rtp包末尾
    return data + 2 + length;
}

int64_t RtpSplitter::onRecvHeader(const char *data, uint64_t len) {
    onRtpPacket(data,len);
    return 0;
}