diff --git a/README.md b/README.md
index 25f91f40a..03adb024d 100755
--- a/README.md
+++ b/README.md
@@ -176,6 +176,7 @@ The ports used by SRS:
 
 ## V4 changes
 
+* v4.0, 2021-05-15, Rename SrsConsumer* to SrsLiveConsumer*. 4.0.114
 * v4.0, 2021-05-15, Rename SrsRtcStream* to SrsRtcSource*. 4.0.113
 * v4.0, 2021-05-15, Rename SrsSource* to SrsLiveSource*. 4.0.112
 * v4.0, 2021-05-15, Rename SrsRtpPacket2 to SrsRtpPacket. 4.0.111
diff --git a/trunk/src/app/srs_app_http_conn.hpp b/trunk/src/app/srs_app_http_conn.hpp
index 4ae86c7df..6615f80e0 100644
--- a/trunk/src/app/srs_app_http_conn.hpp
+++ b/trunk/src/app/srs_app_http_conn.hpp
@@ -40,7 +40,7 @@
 class SrsServer;
 class SrsLiveSource;
 class SrsRequest;
-class SrsConsumer;
+class SrsLiveConsumer;
 class SrsStSocket;
 class SrsHttpParser;
 class ISrsHttpMessage;
diff --git a/trunk/src/app/srs_app_http_stream.cpp b/trunk/src/app/srs_app_http_stream.cpp
index 0057ae16d..acdb4e19a 100755
--- a/trunk/src/app/srs_app_http_stream.cpp
+++ b/trunk/src/app/srs_app_http_stream.cpp
@@ -96,7 +96,7 @@ srs_error_t SrsBufferCache::start()
     return err;
 }
 
-srs_error_t SrsBufferCache::dump_cache(SrsConsumer* consumer, SrsRtmpJitterAlgorithm jitter)
+srs_error_t SrsBufferCache::dump_cache(SrsLiveConsumer* consumer, SrsRtmpJitterAlgorithm jitter)
 {
     srs_error_t err = srs_success;
     
@@ -127,8 +127,8 @@ srs_error_t SrsBufferCache::cycle()
     
     // the stream cache will create consumer to cache stream,
     // which will trigger to fetch stream from origin for edge.
-    SrsConsumer* consumer = NULL;
-    SrsAutoFree(SrsConsumer, consumer);
+    SrsLiveConsumer* consumer = NULL;
+    SrsAutoFree(SrsLiveConsumer, consumer);
     if ((err = source->create_consumer(consumer)) != srs_success) {
         return srs_error_wrap(err, "create consumer");
     }
@@ -245,7 +245,7 @@ bool SrsTsStreamEncoder::has_cache()
     return false;
 }
 
-srs_error_t SrsTsStreamEncoder::dump_cache(SrsConsumer* /*consumer*/, SrsRtmpJitterAlgorithm /*jitter*/)
+srs_error_t SrsTsStreamEncoder::dump_cache(SrsLiveConsumer* /*consumer*/, SrsRtmpJitterAlgorithm /*jitter*/)
 {
     // for ts stream, ignore cache.
     return srs_success;
@@ -312,7 +312,7 @@ bool SrsFlvStreamEncoder::has_cache()
     return false;
 }
 
-srs_error_t SrsFlvStreamEncoder::dump_cache(SrsConsumer* /*consumer*/, SrsRtmpJitterAlgorithm /*jitter*/)
+srs_error_t SrsFlvStreamEncoder::dump_cache(SrsLiveConsumer* /*consumer*/, SrsRtmpJitterAlgorithm /*jitter*/)
 {
     // for flv stream, ignore cache.
     return srs_success;
@@ -412,7 +412,7 @@ bool SrsAacStreamEncoder::has_cache()
     return true;
 }
 
-srs_error_t SrsAacStreamEncoder::dump_cache(SrsConsumer* consumer, SrsRtmpJitterAlgorithm jitter)
+srs_error_t SrsAacStreamEncoder::dump_cache(SrsLiveConsumer* consumer, SrsRtmpJitterAlgorithm jitter)
 {
     srs_assert(cache);
     return cache->dump_cache(consumer, jitter);
@@ -468,7 +468,7 @@ bool SrsMp3StreamEncoder::has_cache()
     return true;
 }
 
-srs_error_t SrsMp3StreamEncoder::dump_cache(SrsConsumer* consumer, SrsRtmpJitterAlgorithm jitter)
+srs_error_t SrsMp3StreamEncoder::dump_cache(SrsLiveConsumer* consumer, SrsRtmpJitterAlgorithm jitter)
 {
     srs_assert(cache);
     return cache->dump_cache(consumer, jitter);
@@ -585,8 +585,8 @@ srs_error_t SrsLiveStream::do_serve_http(ISrsHttpResponseWriter* w, ISrsHttpMess
     w->write_header(SRS_CONSTS_HTTP_OK);
     
     // create consumer of souce, ignore gop cache, use the audio gop cache.
-    SrsConsumer* consumer = NULL;
-    SrsAutoFree(SrsConsumer, consumer);
+    SrsLiveConsumer* consumer = NULL;
+    SrsAutoFree(SrsLiveConsumer, consumer);
     if ((err = source->create_consumer(consumer)) != srs_success) {
         return srs_error_wrap(err, "create consumer");
     }
diff --git a/trunk/src/app/srs_app_http_stream.hpp b/trunk/src/app/srs_app_http_stream.hpp
index 39b035810..a1202f152 100755
--- a/trunk/src/app/srs_app_http_stream.hpp
+++ b/trunk/src/app/srs_app_http_stream.hpp
@@ -49,7 +49,7 @@ public:
     virtual srs_error_t update_auth(SrsLiveSource* s, SrsRequest* r);
 public:
     virtual srs_error_t start();
-    virtual srs_error_t dump_cache(SrsConsumer* consumer, SrsRtmpJitterAlgorithm jitter);
+    virtual srs_error_t dump_cache(SrsLiveConsumer* consumer, SrsRtmpJitterAlgorithm jitter);
 // Interface ISrsEndlessThreadHandler.
 public:
     virtual srs_error_t cycle();
@@ -76,7 +76,7 @@ public:
     // @return true to use gop cache of encoder; otherwise, use SrsLiveSource.
     virtual bool has_cache() = 0;
     // Dumps the cache of encoder to consumer.
-    virtual srs_error_t dump_cache(SrsConsumer* consumer, SrsRtmpJitterAlgorithm jitter) = 0;
+    virtual srs_error_t dump_cache(SrsLiveConsumer* consumer, SrsRtmpJitterAlgorithm jitter) = 0;
 };
 
 // Transmux RTMP to HTTP Live Streaming.
@@ -95,7 +95,7 @@ public:
     virtual srs_error_t write_metadata(int64_t timestamp, char* data, int size);
 public:
     virtual bool has_cache();
-    virtual srs_error_t dump_cache(SrsConsumer* consumer, SrsRtmpJitterAlgorithm jitter);
+    virtual srs_error_t dump_cache(SrsLiveConsumer* consumer, SrsRtmpJitterAlgorithm jitter);
 public:
     // Write the tags in a time.
     virtual srs_error_t write_tags(SrsSharedPtrMessage** msgs, int count);
@@ -118,7 +118,7 @@ public:
     virtual srs_error_t write_metadata(int64_t timestamp, char* data, int size);
 public:
     virtual bool has_cache();
-    virtual srs_error_t dump_cache(SrsConsumer* consumer, SrsRtmpJitterAlgorithm jitter);
+    virtual srs_error_t dump_cache(SrsLiveConsumer* consumer, SrsRtmpJitterAlgorithm jitter);
 };
 
 // Transmux RTMP with AAC stream to HTTP AAC Streaming.
@@ -137,7 +137,7 @@ public:
     virtual srs_error_t write_metadata(int64_t timestamp, char* data, int size);
 public:
     virtual bool has_cache();
-    virtual srs_error_t dump_cache(SrsConsumer* consumer, SrsRtmpJitterAlgorithm jitter);
+    virtual srs_error_t dump_cache(SrsLiveConsumer* consumer, SrsRtmpJitterAlgorithm jitter);
 };
 
 // Transmux RTMP with MP3 stream to HTTP MP3 Streaming.
@@ -156,7 +156,7 @@ public:
     virtual srs_error_t write_metadata(int64_t timestamp, char* data, int size);
 public:
     virtual bool has_cache();
-    virtual srs_error_t dump_cache(SrsConsumer* consumer, SrsRtmpJitterAlgorithm jitter);
+    virtual srs_error_t dump_cache(SrsLiveConsumer* consumer, SrsRtmpJitterAlgorithm jitter);
 };
 
 // Write stream to http response direclty.
diff --git a/trunk/src/app/srs_app_recv_thread.cpp b/trunk/src/app/srs_app_recv_thread.cpp
index cafc96b13..d1d3b2fd4 100644
--- a/trunk/src/app/srs_app_recv_thread.cpp
+++ b/trunk/src/app/srs_app_recv_thread.cpp
@@ -164,7 +164,7 @@ srs_error_t SrsRecvThread::do_cycle()
     return err;
 }
 
-SrsQueueRecvThread::SrsQueueRecvThread(SrsConsumer* consumer, SrsRtmpServer* rtmp_sdk, srs_utime_t tm, SrsContextId parent_cid)
+SrsQueueRecvThread::SrsQueueRecvThread(SrsLiveConsumer* consumer, SrsRtmpServer* rtmp_sdk, srs_utime_t tm, SrsContextId parent_cid)
 	: trd(this, rtmp_sdk, tm, parent_cid)
 {
     _consumer = consumer;
diff --git a/trunk/src/app/srs_app_recv_thread.hpp b/trunk/src/app/srs_app_recv_thread.hpp
index 7024beca0..f9e166d73 100644
--- a/trunk/src/app/srs_app_recv_thread.hpp
+++ b/trunk/src/app/srs_app_recv_thread.hpp
@@ -39,7 +39,7 @@ class SrsCommonMessage;
 class SrsRtmpConn;
 class SrsLiveSource;
 class SrsRequest;
-class SrsConsumer;
+class SrsLiveConsumer;
 class SrsHttpConn;
 class SrsResponseOnlyHttpConn;
 
@@ -114,10 +114,10 @@ private:
     SrsRtmpServer* rtmp;
     // The recv thread error code.
     srs_error_t recv_error;
-    SrsConsumer* _consumer;
+    SrsLiveConsumer* _consumer;
 public:
 	// TODO: FIXME: Refine timeout in time unit.
-    SrsQueueRecvThread(SrsConsumer* consumer, SrsRtmpServer* rtmp_sdk, srs_utime_t tm, SrsContextId parent_cid);
+    SrsQueueRecvThread(SrsLiveConsumer* consumer, SrsRtmpServer* rtmp_sdk, srs_utime_t tm, SrsContextId parent_cid);
     virtual ~SrsQueueRecvThread();
 public:
     virtual srs_error_t start();
diff --git a/trunk/src/app/srs_app_rtc_conn.hpp b/trunk/src/app/srs_app_rtc_conn.hpp
index 62292cf38..6dca05709 100644
--- a/trunk/src/app/srs_app_rtc_conn.hpp
+++ b/trunk/src/app/srs_app_rtc_conn.hpp
@@ -47,7 +47,7 @@
 #include <sys/socket.h>
 
 class SrsUdpMuxSocket;
-class SrsConsumer;
+class SrsLiveConsumer;
 class SrsStunPacket;
 class SrsRtcServer;
 class SrsRtcConnection;
diff --git a/trunk/src/app/srs_app_rtmp_conn.cpp b/trunk/src/app/srs_app_rtmp_conn.cpp
index c228b7d05..29947eaa2 100644
--- a/trunk/src/app/srs_app_rtmp_conn.cpp
+++ b/trunk/src/app/srs_app_rtmp_conn.cpp
@@ -677,8 +677,8 @@ srs_error_t SrsRtmpConn::playing(SrsLiveSource* source)
     set_sock_options();
     
     // Create a consumer of source.
-    SrsConsumer* consumer = NULL;
-    SrsAutoFree(SrsConsumer, consumer);
+    SrsLiveConsumer* consumer = NULL;
+    SrsAutoFree(SrsLiveConsumer, consumer);
     if ((err = source->create_consumer(consumer)) != srs_success) {
         return srs_error_wrap(err, "rtmp: create consumer");
     }
@@ -709,7 +709,7 @@ srs_error_t SrsRtmpConn::playing(SrsLiveSource* source)
     return err;
 }
 
-srs_error_t SrsRtmpConn::do_playing(SrsLiveSource* source, SrsConsumer* consumer, SrsQueueRecvThread* rtrd)
+srs_error_t SrsRtmpConn::do_playing(SrsLiveSource* source, SrsLiveConsumer* consumer, SrsQueueRecvThread* rtrd)
 {
     srs_error_t err = srs_success;
     
@@ -1111,7 +1111,7 @@ srs_error_t SrsRtmpConn::process_publish_message(SrsLiveSource* source, SrsCommo
     return err;
 }
 
-srs_error_t SrsRtmpConn::process_play_control_msg(SrsConsumer* consumer, SrsCommonMessage* msg)
+srs_error_t SrsRtmpConn::process_play_control_msg(SrsLiveConsumer* consumer, SrsCommonMessage* msg)
 {
     srs_error_t err = srs_success;
     
diff --git a/trunk/src/app/srs_app_rtmp_conn.hpp b/trunk/src/app/srs_app_rtmp_conn.hpp
index 60d938a3a..b3325f13f 100644
--- a/trunk/src/app/srs_app_rtmp_conn.hpp
+++ b/trunk/src/app/srs_app_rtmp_conn.hpp
@@ -40,7 +40,7 @@ class SrsRequest;
 class SrsResponse;
 class SrsLiveSource;
 class SrsRefer;
-class SrsConsumer;
+class SrsLiveConsumer;
 class SrsCommonMessage;
 class SrsStSocket;
 class SrsHttpHooks;
@@ -162,14 +162,14 @@ private:
     virtual srs_error_t stream_service_cycle();
     virtual srs_error_t check_vhost(bool try_default_vhost);
     virtual srs_error_t playing(SrsLiveSource* source);
-    virtual srs_error_t do_playing(SrsLiveSource* source, SrsConsumer* consumer, SrsQueueRecvThread* trd);
+    virtual srs_error_t do_playing(SrsLiveSource* source, SrsLiveConsumer* consumer, SrsQueueRecvThread* trd);
     virtual srs_error_t publishing(SrsLiveSource* source);
     virtual srs_error_t do_publishing(SrsLiveSource* source, SrsPublishRecvThread* trd);
     virtual srs_error_t acquire_publish(SrsLiveSource* source);
     virtual void release_publish(SrsLiveSource* source);
     virtual srs_error_t handle_publish_message(SrsLiveSource* source, SrsCommonMessage* msg);
     virtual srs_error_t process_publish_message(SrsLiveSource* source, SrsCommonMessage* msg);
-    virtual srs_error_t process_play_control_msg(SrsConsumer* consumer, SrsCommonMessage* msg);
+    virtual srs_error_t process_play_control_msg(SrsLiveConsumer* consumer, SrsCommonMessage* msg);
     virtual void set_sock_options();
 private:
     virtual srs_error_t check_edge_token_traverse_auth();
diff --git a/trunk/src/app/srs_app_source.cpp b/trunk/src/app/srs_app_source.cpp
index f716fcd9b..1309dc178 100755
--- a/trunk/src/app/srs_app_source.cpp
+++ b/trunk/src/app/srs_app_source.cpp
@@ -329,7 +329,7 @@ srs_error_t SrsMessageQueue::dump_packets(int max_count, SrsSharedPtrMessage** p
     return err;
 }
 
-srs_error_t SrsMessageQueue::dump_packets(SrsConsumer* consumer, bool atc, SrsRtmpJitterAlgorithm ag)
+srs_error_t SrsMessageQueue::dump_packets(SrsLiveConsumer* consumer, bool atc, SrsRtmpJitterAlgorithm ag)
 {
     srs_error_t err = srs_success;
     
@@ -418,7 +418,7 @@ ISrsWakable::~ISrsWakable()
 {
 }
 
-SrsConsumer::SrsConsumer(SrsLiveSource* s)
+SrsLiveConsumer::SrsLiveConsumer(SrsLiveSource* s)
 {
     source = s;
     paused = false;
@@ -434,7 +434,7 @@ SrsConsumer::SrsConsumer(SrsLiveSource* s)
 #endif
 }
 
-SrsConsumer::~SrsConsumer()
+SrsLiveConsumer::~SrsLiveConsumer()
 {
     source->on_consumer_destroy(this);
     srs_freep(jitter);
@@ -445,22 +445,22 @@ SrsConsumer::~SrsConsumer()
 #endif
 }
 
-void SrsConsumer::set_queue_size(srs_utime_t queue_size)
+void SrsLiveConsumer::set_queue_size(srs_utime_t queue_size)
 {
     queue->set_queue_size(queue_size);
 }
 
-void SrsConsumer::update_source_id()
+void SrsLiveConsumer::update_source_id()
 {
     should_update_source_id = true;
 }
 
-int64_t SrsConsumer::get_time()
+int64_t SrsLiveConsumer::get_time()
 {
     return jitter->get_time();
 }
 
-srs_error_t SrsConsumer::enqueue(SrsSharedPtrMessage* shared_msg, bool atc, SrsRtmpJitterAlgorithm ag)
+srs_error_t SrsLiveConsumer::enqueue(SrsSharedPtrMessage* shared_msg, bool atc, SrsRtmpJitterAlgorithm ag)
 {
     srs_error_t err = srs_success;
     
@@ -504,7 +504,7 @@ srs_error_t SrsConsumer::enqueue(SrsSharedPtrMessage* shared_msg, bool atc, SrsR
     return err;
 }
 
-srs_error_t SrsConsumer::dump_packets(SrsMessageArray* msgs, int& count)
+srs_error_t SrsLiveConsumer::dump_packets(SrsMessageArray* msgs, int& count)
 {
     srs_error_t err = srs_success;
     
@@ -537,7 +537,7 @@ srs_error_t SrsConsumer::dump_packets(SrsMessageArray* msgs, int& count)
 }
 
 #ifdef SRS_PERF_QUEUE_COND_WAIT
-void SrsConsumer::wait(int nb_msgs, srs_utime_t msgs_duration)
+void SrsLiveConsumer::wait(int nb_msgs, srs_utime_t msgs_duration)
 {
     if (paused) {
         srs_usleep(SRS_CONSTS_RTMP_PULSE);
@@ -563,7 +563,7 @@ void SrsConsumer::wait(int nb_msgs, srs_utime_t msgs_duration)
 }
 #endif
 
-srs_error_t SrsConsumer::on_play_client_pause(bool is_pause)
+srs_error_t SrsLiveConsumer::on_play_client_pause(bool is_pause)
 {
     srs_error_t err = srs_success;
     
@@ -573,7 +573,7 @@ srs_error_t SrsConsumer::on_play_client_pause(bool is_pause)
     return err;
 }
 
-void SrsConsumer::wakeup()
+void SrsLiveConsumer::wakeup()
 {
 #ifdef SRS_PERF_QUEUE_COND_WAIT
     if (mw_waiting) {
@@ -681,7 +681,7 @@ void SrsGopCache::clear()
     audio_after_last_video_count = 0;
 }
 
-srs_error_t SrsGopCache::dump(SrsConsumer* consumer, bool atc, SrsRtmpJitterAlgorithm jitter_algorithm)
+srs_error_t SrsGopCache::dump(SrsLiveConsumer* consumer, bool atc, SrsRtmpJitterAlgorithm jitter_algorithm)
 {
     srs_error_t err = srs_success;
     
@@ -1561,7 +1561,7 @@ SrsFormat* SrsMetaCache::ash_format()
     return aformat;
 }
 
-srs_error_t SrsMetaCache::dumps(SrsConsumer* consumer, bool atc, SrsRtmpJitterAlgorithm ag, bool dm, bool ds)
+srs_error_t SrsMetaCache::dumps(SrsLiveConsumer* consumer, bool atc, SrsRtmpJitterAlgorithm ag, bool dm, bool ds)
 {
     srs_error_t err = srs_success;
     
@@ -2018,10 +2018,10 @@ srs_error_t SrsLiveSource::on_reload_vhost_play(string vhost)
         srs_utime_t v = _srs_config->get_queue_length(req->vhost);
         
         if (true) {
-            std::vector<SrsConsumer*>::iterator it;
+            std::vector<SrsLiveConsumer*>::iterator it;
             
             for (it = consumers.begin(); it != consumers.end(); ++it) {
-                SrsConsumer* consumer = *it;
+                SrsLiveConsumer* consumer = *it;
                 consumer->set_queue_size(v);
             }
             
@@ -2066,9 +2066,9 @@ srs_error_t SrsLiveSource::on_source_id_changed(SrsContextId id)
     _source_id = id;
     
     // notice all consumer
-    std::vector<SrsConsumer*>::iterator it;
+    std::vector<SrsLiveConsumer*>::iterator it;
     for (it = consumers.begin(); it != consumers.end(); ++it) {
-        SrsConsumer* consumer = *it;
+        SrsLiveConsumer* consumer = *it;
         consumer->update_source_id();
     }
     
@@ -2139,9 +2139,9 @@ srs_error_t SrsLiveSource::on_meta_data(SrsCommonMessage* msg, SrsOnMetaDataPack
     
     // copy to all consumer
     if (!drop_for_reduce) {
-        std::vector<SrsConsumer*>::iterator it;
+        std::vector<SrsLiveConsumer*>::iterator it;
         for (it = consumers.begin(); it != consumers.end(); ++it) {
-            SrsConsumer* consumer = *it;
+            SrsLiveConsumer* consumer = *it;
             if ((err = consumer->enqueue(meta->data(), atc, jitter_algorithm)) != srs_success) {
                 return srs_error_wrap(err, "consume metadata");
             }
@@ -2226,7 +2226,7 @@ srs_error_t SrsLiveSource::on_audio_imp(SrsSharedPtrMessage* msg)
     // copy to all consumer
     if (!drop_for_reduce) {
         for (int i = 0; i < (int)consumers.size(); i++) {
-            SrsConsumer* consumer = consumers.at(i);
+            SrsLiveConsumer* consumer = consumers.at(i);
             if ((err = consumer->enqueue(msg, atc, jitter_algorithm)) != srs_success) {
                 return srs_error_wrap(err, "consume message");
             }
@@ -2356,7 +2356,7 @@ srs_error_t SrsLiveSource::on_video_imp(SrsSharedPtrMessage* msg)
     // copy to all consumer
     if (!drop_for_reduce) {
         for (int i = 0; i < (int)consumers.size(); i++) {
-            SrsConsumer* consumer = consumers.at(i);
+            SrsLiveConsumer* consumer = consumers.at(i);
             if ((err = consumer->enqueue(msg, atc, jitter_algorithm)) != srs_success) {
                 return srs_error_wrap(err, "consume video");
             }
@@ -2569,11 +2569,11 @@ void SrsLiveSource::on_unpublish()
     }
 }
 
-srs_error_t SrsLiveSource::create_consumer(SrsConsumer*& consumer)
+srs_error_t SrsLiveSource::create_consumer(SrsLiveConsumer*& consumer)
 {
     srs_error_t err = srs_success;
     
-    consumer = new SrsConsumer(this);
+    consumer = new SrsLiveConsumer(this);
     consumers.push_back(consumer);
     
     // for edge, when play edge stream, check the state
@@ -2587,7 +2587,7 @@ srs_error_t SrsLiveSource::create_consumer(SrsConsumer*& consumer)
     return err;
 }
 
-srs_error_t SrsLiveSource::consumer_dumps(SrsConsumer* consumer, bool ds, bool dm, bool dg)
+srs_error_t SrsLiveSource::consumer_dumps(SrsLiveConsumer* consumer, bool ds, bool dm, bool dg)
 {
     srs_error_t err = srs_success;
 
@@ -2630,9 +2630,9 @@ srs_error_t SrsLiveSource::consumer_dumps(SrsConsumer* consumer, bool ds, bool d
     return err;
 }
 
-void SrsLiveSource::on_consumer_destroy(SrsConsumer* consumer)
+void SrsLiveSource::on_consumer_destroy(SrsLiveConsumer* consumer)
 {
-    std::vector<SrsConsumer*>::iterator it;
+    std::vector<SrsLiveConsumer*>::iterator it;
     it = std::find(consumers.begin(), consumers.end(), consumer);
     if (it != consumers.end()) {
         consumers.erase(it);
diff --git a/trunk/src/app/srs_app_source.hpp b/trunk/src/app/srs_app_source.hpp
index b06ccc364..719f99a9b 100644
--- a/trunk/src/app/srs_app_source.hpp
+++ b/trunk/src/app/srs_app_source.hpp
@@ -38,7 +38,7 @@
 
 class SrsFormat;
 class SrsRtmpFormat;
-class SrsConsumer;
+class SrsLiveConsumer;
 class SrsPlayEdge;
 class SrsPublishEdge;
 class SrsLiveSource;
@@ -157,8 +157,8 @@ public:
     // @max_count the max count to dequeue, must be positive.
     virtual srs_error_t dump_packets(int max_count, SrsSharedPtrMessage** pmsgs, int& count);
     // Dumps packets to consumer, use specified args.
-    // @remark the atc/tba/tbv/ag are same to SrsConsumer.enqueue().
-    virtual srs_error_t dump_packets(SrsConsumer* consumer, bool atc, SrsRtmpJitterAlgorithm ag);
+    // @remark the atc/tba/tbv/ag are same to SrsLiveConsumer.enqueue().
+    virtual srs_error_t dump_packets(SrsLiveConsumer* consumer, bool atc, SrsRtmpJitterAlgorithm ag);
 private:
     // Remove a gop from the front.
     // if no iframe found, clear it.
@@ -183,7 +183,7 @@ public:
 };
 
 // The consumer for SrsLiveSource, that is a play client.
-class SrsConsumer : public ISrsWakable
+class SrsLiveConsumer : public ISrsWakable
 {
 private:
     SrsRtmpJitter* jitter;
@@ -201,8 +201,8 @@ private:
     srs_utime_t mw_duration;
 #endif
 public:
-    SrsConsumer(SrsLiveSource* s);
-    virtual ~SrsConsumer();
+    SrsLiveConsumer(SrsLiveSource* s);
+    virtual ~SrsLiveConsumer();
 public:
     // Set the size of queue.
     virtual void set_queue_size(srs_utime_t queue_size);
@@ -279,7 +279,7 @@ public:
     // clear the gop cache.
     virtual void clear();
     // dump the cached gop to consumer.
-    virtual srs_error_t dump(SrsConsumer* consumer, bool atc, SrsRtmpJitterAlgorithm jitter_algorithm);
+    virtual srs_error_t dump(SrsLiveConsumer* consumer, bool atc, SrsRtmpJitterAlgorithm jitter_algorithm);
     // used for atc to get the time of gop cache,
     // The atc will adjust the sequence header timestamp to gop cache.
     virtual bool empty();
@@ -433,7 +433,7 @@ public:
     // Dumps cached metadata to consumer.
     // @param dm Whether dumps the metadata.
     // @param ds Whether dumps the sequence header.
-    virtual srs_error_t dumps(SrsConsumer* consumer, bool atc, SrsRtmpJitterAlgorithm ag, bool dm, bool ds);
+    virtual srs_error_t dumps(SrsLiveConsumer* consumer, bool atc, SrsRtmpJitterAlgorithm ag, bool dm, bool ds);
 public:
     // Previous exists sequence header.
     virtual SrsSharedPtrMessage* previous_vsh();
@@ -515,7 +515,7 @@ private:
     // deep copy of client request.
     SrsRequest* req;
     // To delivery stream to clients.
-    std::vector<SrsConsumer*> consumers;
+    std::vector<SrsLiveConsumer*> consumers;
     // The time jitter algorithm for vhost.
     SrsRtmpJitterAlgorithm jitter_algorithm;
     // For play, whether use interlaced/mixed algorithm to correct timestamp.
@@ -600,13 +600,13 @@ public:
 public:
     // Create consumer
     // @param consumer, output the create consumer.
-    virtual srs_error_t create_consumer(SrsConsumer*& consumer);
+    virtual srs_error_t create_consumer(SrsLiveConsumer*& consumer);
     // Dumps packets in cache to consumer.
     // @param ds, whether dumps the sequence header.
     // @param dm, whether dumps the metadata.
     // @param dg, whether dumps the gop cache.
-    virtual srs_error_t consumer_dumps(SrsConsumer* consumer, bool ds = true, bool dm = true, bool dg = true);
-    virtual void on_consumer_destroy(SrsConsumer* consumer);
+    virtual srs_error_t consumer_dumps(SrsLiveConsumer* consumer, bool ds = true, bool dm = true, bool dg = true);
+    virtual void on_consumer_destroy(SrsLiveConsumer* consumer);
     virtual void set_cache(bool enabled);
     virtual SrsRtmpJitterAlgorithm jitter();
 public:
diff --git a/trunk/src/core/srs_core_version4.hpp b/trunk/src/core/srs_core_version4.hpp
index 51d8cf1af..dc5bf5535 100644
--- a/trunk/src/core/srs_core_version4.hpp
+++ b/trunk/src/core/srs_core_version4.hpp
@@ -26,6 +26,6 @@
 
 #define VERSION_MAJOR       4
 #define VERSION_MINOR       0
-#define VERSION_REVISION    113
+#define VERSION_REVISION    114
 
 #endif