diff --git a/src/Extension/AAC.h b/src/Extension/AAC.h
index e024bb90..aa9dbb1e 100644
--- a/src/Extension/AAC.h
+++ b/src/Extension/AAC.h
@@ -138,14 +138,18 @@ public:
         if (_cfg.empty()) {
             //未获取到aac_cfg信息
             if (frame->prefixSize()) {
-                //7个字节的adts头
+                //根据7个字节的adts头生成aac config
                 _cfg = makeAacConfig((uint8_t *) (frame->data()), frame->prefixSize());
                 onReady();
             } else {
                 WarnL << "无法获取adts头!";
             }
         }
-        AudioTrack::inputFrame(frame);
+
+        if (frame->size() > frame->prefixSize()) {
+            //除adts头外，有实际负载
+            AudioTrack::inputFrame(frame);
+        }
     }
 private:
     /**
diff --git a/src/Extension/AACRtmp.cpp b/src/Extension/AACRtmp.cpp
index 48102a2d..d58cdfb4 100644
--- a/src/Extension/AACRtmp.cpp
+++ b/src/Extension/AACRtmp.cpp
@@ -32,7 +32,6 @@ static string getAacCfg(const RtmpPacket &thiz) {
 bool AACRtmpDecoder::inputRtmp(const RtmpPacket::Ptr &pkt, bool) {
     if (pkt->isCfgFrame()) {
         _aac_cfg = getAacCfg(*pkt);
-        return false;
     }
     if (!_aac_cfg.empty()) {
         onGetAAC(pkt->strBuf.data() + 2, pkt->strBuf.size() - 2, pkt->timeStamp);
@@ -42,7 +41,6 @@ bool AACRtmpDecoder::inputRtmp(const RtmpPacket::Ptr &pkt, bool) {
 
 void AACRtmpDecoder::onGetAAC(const char* data, int len, uint32_t stamp) {
     auto frame = ResourcePoolHelper<AACFrame>::obtainObj();
-
     //生成adts头
     char adts_header[32] = {0};
     auto size = dumpAacConfig(_aac_cfg, len, (uint8_t *) adts_header, sizeof(adts_header));
@@ -54,12 +52,16 @@ void AACRtmpDecoder::onGetAAC(const char* data, int len, uint32_t stamp) {
         frame->_prefix_size = 0;
     }
 
-    //追加负载数据
-    frame->_buffer.append(data, len);
-    frame->_dts = stamp;
+    if(len){
+        //追加负载数据
+        frame->_buffer.append(data, len);
+        frame->_dts = stamp;
+    }
 
-    //写入环形缓存
-    RtmpCodec::inputFrame(frame);
+    if(size || len){
+        //有adts头或者实际aac负载
+        RtmpCodec::inputFrame(frame);
+    }
 }
 
 /////////////////////////////////////////////////////////////////////////////////////