diff --git a/av_transport/av_trans_engine/filters/av_trans_coder/av_trans_audio_decoder_filter.h b/av_transport/av_trans_engine/filters/av_trans_coder/av_trans_audio_decoder_filter.h
index fda8afec18700013449dc781742047db437dc55b..07c70e912dba8be99da5f22e01278d93d354550e 100644
--- a/av_transport/av_trans_engine/filters/av_trans_coder/av_trans_audio_decoder_filter.h
+++ b/av_transport/av_trans_engine/filters/av_trans_coder/av_trans_audio_decoder_filter.h
@@ -135,7 +135,13 @@ private:
     std::atomic<bool> isStoped_ = false;
 
     OH_AVFormat outputFormat_ = {};
-    ADecInitParams initDecParams_ = {};
+    ADecInitParams initDecParams_ = {
+        initDecParams_.codecType = AudioCodecType::AUDIO_CODEC_AAC,
+        initDecParams_.channel = 2,
+        initDecParams_.sampleRate = 44100,
+        initDecParams_.bitRate = 12800,
+        initDecParams_.sampleDepth = MediaAVCodec::SAMPLE_S16LE
+    };
     OH_AVCodec *audioDecoder_ = nullptr;
     std::queue<OH_AVBuffer *> codecBufQueue_;
     std::queue<uint32_t> codecIndexQueue_;
diff --git a/av_transport/av_trans_engine/filters/av_trans_coder/av_trans_audio_encoder_filter.h b/av_transport/av_trans_engine/filters/av_trans_coder/av_trans_audio_encoder_filter.h
index 8a3586da74a951e6f7ed908f12a65fc2a5241eb4..aff40982659134d5d93e5700d4172d498e9a89f8 100644
--- a/av_transport/av_trans_engine/filters/av_trans_coder/av_trans_audio_encoder_filter.h
+++ b/av_transport/av_trans_engine/filters/av_trans_coder/av_trans_audio_encoder_filter.h
@@ -133,7 +133,13 @@ private:
     std::atomic<bool> isStoped_ = false;
 
     OH_AVFormat outputFormat_ = {};
-    AEncInitParams initEncParams_ = {};
+    AEncInitParams initEncParams_ = {
+        initEncParams_.codecType = AudioCodecType::AUDIO_CODEC_AAC,
+        initEncParams_.channel = 2,
+        initEncParams_.sampleRate = 44100,
+        initEncParams_.bitRate = 128000,
+        initEncParams_.sampleDepth = MediaAVCodec::AudioSampleFormat::SAMPLE_S16LE
+    };
     OH_AVCodec *audioEncoder_ = nullptr;
     std::queue<OH_AVBuffer *> codecBufQueue_;
     std::queue<uint32_t> codecIndexQueue_;
diff --git a/av_transport/av_trans_engine/plugin/plugins/av_trans_output/output_control/src/time_statistician.cpp b/av_transport/av_trans_engine/plugin/plugins/av_trans_output/output_control/src/time_statistician.cpp
index ff17e0821df0670ab3862594ff0c417fa9e65bf1..151ca46f29707c5d5313dd0a19f77612a3954e8c 100644
--- a/av_transport/av_trans_engine/plugin/plugins/av_trans_output/output_control/src/time_statistician.cpp
+++ b/av_transport/av_trans_engine/plugin/plugins/av_trans_output/output_control/src/time_statistician.cpp
@@ -59,7 +59,12 @@ void TimeStatistician::CalAverPushInterval(const int64_t pushTime)
     }
     pushIndex_++;
     pushIntervalSum_ += pushInterval_;
+    if (pushIndex_ == 0) {
+        AVTRANS_LOGE("pushIndex_ is zero");
+        return;
+    }
     averPushInterval_ = pushIntervalSum_ / pushIndex_;
+    
     lastPushTime_ = pushTime_;
     AVTRANS_LOGD("Statistic pushInterval: %{public}lld, pushIndex: %{public}" PRIu32 ", averPushInterval: %{public}lld",
         pushInterval_, pushIndex_, averPushInterval_);
diff --git a/av_transport/common/src/av_sync_utils.cpp b/av_transport/common/src/av_sync_utils.cpp
index 616871ce82350ea687a48b1858dc9a661ec17e33..aa6579324c385a607166e74a1a8bab60f12b9d5c 100644
--- a/av_transport/common/src/av_sync_utils.cpp
+++ b/av_transport/common/src/av_sync_utils.cpp
@@ -57,9 +57,8 @@ AVTransSharedMemory CreateAVTransSharedMemory(const std::string &name, size_t si
         (void)::munmap(addr, size);
         return AVTransSharedMemory{0, 0, name, nullptr};
     }
-    uint64_t tmpsize = static_cast<uint64_t>(size);
-    AVTRANS_LOGI("create av trans shared memory success, name=%{public}s, size=%{public}" PRIu64 ", fd=%{public}"
-        PRId32, name.c_str(), tmpsize, fd);
+    AVTRANS_LOGI("create av trans shared memory success, name=%{public}s, size=%{public}zu, fd=%{public}d"
+        PRId32, name.c_str(), size, fd);
     return AVTransSharedMemory{fd, size, name, addr};
 }
 
@@ -73,7 +72,7 @@ void CloseAVTransSharedMemory(AVTransSharedMemory &memory) noexcept
     }
     if (memory.fd > 0) {
         (void)::close(memory.fd);
-        memory.fd = 0;
+        memory.fd = -1;
     }
     if (memory.addr != nullptr) {
         (void)::munmap(memory.addr, memory.size);
diff --git a/av_transport/common/src/softbus_channel_adapter.cpp b/av_transport/common/src/softbus_channel_adapter.cpp
index 1a333b82054c18487e79f1b39a210256de5dbae2..853bcd49cea11e51ef0ff34ddb7911ce2b3240b9 100644
--- a/av_transport/common/src/softbus_channel_adapter.cpp
+++ b/av_transport/common/src/softbus_channel_adapter.cpp
@@ -196,7 +196,10 @@ int32_t SoftbusChannelAdapter::CreateChannelServer(const std::string& pkgName, c
         {.qos = QOS_TYPE_MAX_LATENCY,       .value = 4000},
         {.qos = QOS_TYPE_MIN_LATENCY,       .value = 2000},
     };
-
+    if (sizeof(qos[0]) == 0) {
+        AVTRANS_LOGE("qos[0] siez of zero");
+        return ERR_DH_AVT_SESSION_ERROR;
+    }
     int32_t ret = Listen(socketId, qos, sizeof(qos) / sizeof(qos[0]), &sessListener_);
     if (ret != 0) {
         AVTRANS_LOGE("Listen socket error for sessionName:%{public}s", sessName.c_str());
@@ -276,18 +279,15 @@ int32_t SoftbusChannelAdapter::OpenSoftbusChannel(const std::string &mySessName,
         AVTRANS_LOGI("Softbus channel already opened, sessionId:%{public}" PRId32, existSessId);
         return ERR_DH_AVT_SESSION_HAS_OPENED;
     }
-
     QosTV qos[] = {
         {.qos = QOS_TYPE_MIN_BW,        .value = 40 * 1024 * 1024},
         {.qos = QOS_TYPE_MAX_LATENCY,       .value = 4000},
         {.qos = QOS_TYPE_MIN_LATENCY,       .value = 2000},
     };
-    
     TransDataType dataType = TransDataType::DATA_TYPE_BYTES;
     if (mySessName.find("avtrans.data") != std::string::npos) {
         dataType = TransDataType::DATA_TYPE_VIDEO_STREAM;
     }
-
     SocketInfo clientInfo = {
         .name = const_cast<char*>((mySessName.c_str())),
         .peerName = const_cast<char*>(peerSessName.c_str()),
@@ -295,10 +295,11 @@ int32_t SoftbusChannelAdapter::OpenSoftbusChannel(const std::string &mySessName,
         .pkgName = const_cast<char*>(PkgName.c_str()),
         .dataType = dataType,
     };
-
     int32_t socketId = Socket(clientInfo);
     if (socketId <0) {
-        AVTRANS_LOGE("Create OpenSoftbusChannel Socket error");
+        return ERR_DH_AVT_SESSION_ERROR;
+    }
+    if (sizeof(qos[0]) == 0) {
         return ERR_DH_AVT_SESSION_ERROR;
     }
     int32_t ret = Bind(socketId, qos, sizeof(qos) / sizeof(qos[0]), &sessListener_);