Refactor code

Author: winlinvip

trunk/src/app/srs_app_gb28181.cpp

@@ -231,7 +231,7 @@ srs_error_t SrsGb28181PsRtpProcessor::on_udp_packet(const sockaddr* from, const
 
         //get previous timestamp by ssrc
         uint32_t pre_timestamp = pre_packet[pre_pkt_key]->timestamp;
-        uint32_t pre_sequence_number = pre_packet[pre_pkt_key]->sequence_number;
+        //uint32_t pre_sequence_number = pre_packet[pre_pkt_key]->sequence_number;
 
         //TODO:  check sequence number out of order
         //it may be out of order, or multiple streaming ssrc are the same
@@ -1403,8 +1403,6 @@ srs_error_t SrsGb28181Manger::start_ps_rtp_listen(std::string id, int port)
 
 void SrsGb28181Manger::stop_rtp_listen(std::string id)
 {
-    srs_error_t err = srs_success;
-  
     map<std::string, SrsGb28181RtmpMuxer*>::iterator it = rtmpmuxers.find(id);
     if (it == rtmpmuxers.end()){
        return; 

trunk/src/app/srs_app_gb28181.hpp

@@ -221,8 +221,6 @@ class SrsGb28181RtmpMuxer : public ISrsCoroutineHandler,
     std::string _rtmp_url;
     std::string video_ssrc;
     std::string audio_ssrc;
-    int audio_sample_rate;
-    int audio_channel;
 
     SrsGb28181Manger* gb28181_manger;
     SrsCoroutine* trd;

trunk/src/app/srs_app_http_api.cpp

@@ -976,8 +976,6 @@ srs_error_t SrsGoApiRtcPlay::exchange_sdp(const std::string& app, const std::str
 
     local_sdp.group_policy_ = "BUNDLE";
 
-    int mid = 0;
-
     for (int i = 0; i < remote_sdp.media_descs_.size(); ++i) {
         const SrsMediaDesc& remote_media_desc = remote_sdp.media_descs_[i];
 

trunk/src/protocol/srs_sip_stack.cpp

@@ -99,7 +99,6 @@ std::string srs_sip_get_param(std::string msg, std::string param)
 {
     std::vector<std::string>  vec_params = srs_string_split(msg, ";");
 
-    size_t min_pos = string::npos;
     for (vector<string>::iterator it = vec_params.begin(); it != vec_params.end(); ++it) {
         string  value = *it;