diff --git a/common/include/constants/distributed_camera_errno.h b/common/include/constants/distributed_camera_errno.h
index 1e2929eee22efd50cdacf657f375b1561d818406..d576c831a8e5e942a3cc1420f5be4f4c5ad8bd28 100644
--- a/common/include/constants/distributed_camera_errno.h
+++ b/common/include/constants/distributed_camera_errno.h
@@ -35,6 +35,7 @@ namespace DistributedHardware {
         DCAMERA_UNREGIST_HAL_FAILED = -13,
         DCAMERA_ALLOC_ERROR = -14,
         DCAMERA_DEVICE_BUSY = -15,
+        DCAMERA_NULL_POINTER = -16,
     };
 } // namespace DistributedHardware
 } // namespace OHOS
diff --git a/services/cameraservice/sourceservice/BUILD.gn b/services/cameraservice/sourceservice/BUILD.gn
index 5ecc69efd22cf19b62193621239fb74d1c2afe73..528dac91865186d12e5a3e2f35a2fb6f9e9146fc 100644
--- a/services/cameraservice/sourceservice/BUILD.gn
+++ b/services/cameraservice/sourceservice/BUILD.gn
@@ -107,6 +107,7 @@ ohos_shared_library("distributed_camera_source") {
 
   external_deps = [
     "c_utils:utils",
+    "drivers_interface_display:libdisplay_buffer_proxy_1.0",
     "drivers_interface_distributed_camera:libdistributed_camera_provider_proxy_1.0",
     "eventhandler:libeventhandler",
     "graphic_2d:surface",
diff --git a/services/cameraservice/sourceservice/include/distributedcameramgr/dcameradata/dcamera_stream_data_process_producer.h b/services/cameraservice/sourceservice/include/distributedcameramgr/dcameradata/dcamera_stream_data_process_producer.h
index f133fcfdb8533c67ef46eadbe56e139d47c6b8b1..4b9aba4fc357069c5c6a8812a4cc4f590d200eeb 100644
--- a/services/cameraservice/sourceservice/include/distributedcameramgr/dcameradata/dcamera_stream_data_process_producer.h
+++ b/services/cameraservice/sourceservice/include/distributedcameramgr/dcameradata/dcamera_stream_data_process_producer.h
@@ -26,10 +26,12 @@
 #include "event_handler.h"
 #include "v1_0/id_camera_provider.h"
 #include "dcamera_feeding_smoother.h"
+#include "v1_0/imapper.h"
 
 namespace OHOS {
 namespace DistributedHardware {
 using namespace OHOS::HDI::DistributedCamera::V1_0;
+using namespace OHOS::HDI::Display::Buffer::V1_0;
 class DCameraStreamDataProcessProducer : public IFeedableDataProducer,
     public std::enable_shared_from_this<DCameraStreamDataProcessProducer> {
 public:
@@ -49,6 +51,7 @@ private:
     void StartEvent();
     void LooperSnapShot();
     int32_t FeedStreamToDriver(const DHBase& dhBase, const std::shared_ptr<DataBuffer>& buffer);
+    int32_t FeedStreamToDriverInner(const DHBase& dhBase, const std::shared_ptr<DataBuffer>& buffer);
     int32_t CheckSharedMemory(const DCameraBuffer& sharedMemory, const std::shared_ptr<DataBuffer>& buffer);
 
     const uint32_t DCAMERA_PRODUCER_MAX_BUFFER_SIZE = 30;
@@ -74,6 +77,7 @@ private:
     sptr<IDCameraProvider> camHdiProvider_;
     std::unique_ptr<IFeedingSmoother> smoother_ = nullptr;
     std::shared_ptr<FeedingSmootherListener> smootherListener_ = nullptr;
+    sptr<IMapper> bufferSrvImpl_;
 };
 } // namespace DistributedHardware
 } // namespace OHOS
diff --git a/services/cameraservice/sourceservice/src/distributedcameramgr/dcameradata/dcamera_stream_data_process_producer.cpp b/services/cameraservice/sourceservice/src/distributedcameramgr/dcameradata/dcamera_stream_data_process_producer.cpp
index e7a3c7c6bbc893503ba98688c15a25e88b0cbb47..70911c244c26955074e4cf2e2382699b1d032f8d 100644
--- a/services/cameraservice/sourceservice/src/distributedcameramgr/dcameradata/dcamera_stream_data_process_producer.cpp
+++ b/services/cameraservice/sourceservice/src/distributedcameramgr/dcameradata/dcamera_stream_data_process_producer.cpp
@@ -26,6 +26,7 @@
 #include "distributed_hardware_log.h"
 #include <sys/prctl.h>
 #include "dcamera_frame_info.h"
+#include "hdf_base.h"
 
 namespace OHOS {
 namespace DistributedHardware {
@@ -55,7 +56,11 @@ void DCameraStreamDataProcessProducer::Start()
         GetAnonyString(devId_).c_str(), GetAnonyString(dhId_).c_str(), streamType_, streamId_);
     camHdiProvider_ = IDCameraProvider::Get(HDF_DCAMERA_EXT_SERVICE);
     if (camHdiProvider_ == nullptr) {
-        DHLOGE("camHdiProvider_ is null.");
+        DHLOGE("CamHdiProvider is nullptr.");
+    }
+    bufferSrvImpl_ = IMapper::Get(true);
+    if (bufferSrvImpl_ == nullptr) {
+        DHLOGE("BufferSrvImpl is nullptr.");
     }
     state_ = DCAMERA_PRODUCER_STATE_START;
     if (streamType_ == CONTINUOUS_FRAME) {
@@ -93,6 +98,7 @@ void DCameraStreamDataProcessProducer::Stop()
         producerThread_.join();
     }
     camHdiProvider_ = nullptr;
+    bufferSrvImpl_ = nullptr;
     DHLOGI("DCameraStreamDataProcessProducer Stop end devId: %s dhId: %s streamType: %d streamId: %d state: %d",
         GetAnonyString(devId_).c_str(), GetAnonyString(dhId_).c_str(), streamType_, streamId_, state_);
 }
@@ -186,9 +192,45 @@ int32_t DCameraStreamDataProcessProducer::FeedStreamToDriver(const DHBase& dhBas
     DHLOGD("LooperFeed devId %s dhId %s streamSize: %d streamType: %d, streamId: %d", GetAnonyString(devId_).c_str(),
         GetAnonyString(dhId_).c_str(), buffer->Size(), streamType_, streamId_);
     if (camHdiProvider_ == nullptr) {
-        DHLOGI("camHdiProvider is nullptr");
-        return DCAMERA_BAD_VALUE;
+        DHLOGE("CamHdiProvider is nullptr.");
+        return DCAMERA_NULL_POINTER;
+    }
+    if (bufferSrvImpl_ == nullptr) {
+        DHLOGE("BufferSrvImpl is nullptr.");
+        return DCAMERA_NULL_POINTER;
+    }
+    int32_t ret = FeedStreamToDriverInner(dhBase, buffer);
+    if (ret != DCAMERA_OK) {
+        DHLOGE("Share Memory opt error, ret = %d.", ret);
+        return ret;
+    }
+    DHLOGD("LooperFeed end devId %s dhId %s streamSize: %d streamType: %d, streamId: %d",
+        GetAnonyString(devId_).c_str(), GetAnonyString(dhId_).c_str(), buffer->Size(), streamType_, streamId_);
+    return DCAMERA_OK;
+}
+
+int32_t DCameraStreamDataProcessProducer::CheckSharedMemory(const DCameraBuffer& sharedMemory,
+    const std::shared_ptr<DataBuffer>& buffer)
+{
+    if (sharedMemory.bufferHandle_ == nullptr || sharedMemory.bufferHandle_->GetBufferHandle() == nullptr) {
+        DHLOGE("bufferHandle read failed devId: %s dhId: %s", GetAnonyString(devId_).c_str(),
+            GetAnonyString(dhId_).c_str());
+        return DCAMERA_MEMORY_OPT_ERROR;
+    }
+
+    if (buffer->Size() > sharedMemory.size_) {
+        DHLOGE("sharedMemory devId: %s dhId: %s streamId: %d bufSize: %d, addressSize: %d",
+            GetAnonyString(devId_).c_str(), GetAnonyString(dhId_).c_str(), streamId_, buffer->Size(),
+            sharedMemory.size_);
+        return DCAMERA_MEMORY_OPT_ERROR;
     }
+
+    return DCAMERA_OK;
+}
+
+int32_t DCameraStreamDataProcessProducer::FeedStreamToDriverInner(const DHBase& dhBase,
+    const std::shared_ptr<DataBuffer>& buffer)
+{
     DCameraBuffer sharedMemory;
     int32_t ret = camHdiProvider_->AcquireBuffer(dhBase, streamId_, sharedMemory);
     if (ret != SUCCESS) {
@@ -204,10 +246,9 @@ int32_t DCameraStreamDataProcessProducer::FeedStreamToDriver(const DHBase& dhBas
                 GetAnonyString(dhId_).c_str());
             break;
         }
-        sharedMemory.bufferHandle_->GetBufferHandle()->virAddr =
-            DCameraMemoryMap(sharedMemory.bufferHandle_->GetBufferHandle());
-        if (sharedMemory.bufferHandle_->GetBufferHandle()->virAddr == nullptr) {
-            DHLOGE("mmap failed devId: %s dhId: %s", GetAnonyString(devId_).c_str(), GetAnonyString(dhId_).c_str());
+        ret = bufferSrvImpl_->Mmap(sharedMemory.bufferHandle_);
+        if (ret != HDF_SUCCESS) {
+            DHLOGE("Mmap failed, ret: %d.", ret);
             break;
         }
         ret = memcpy_s(sharedMemory.bufferHandle_->GetBufferHandle()->virAddr, sharedMemory.size_, buffer->Data(),
@@ -222,35 +263,17 @@ int32_t DCameraStreamDataProcessProducer::FeedStreamToDriver(const DHBase& dhBas
     } while (0);
 
     ret = camHdiProvider_->ShutterBuffer(dhBase, streamId_, sharedMemory);
-    if (sharedMemory.bufferHandle_ != nullptr) {
-        DCameraMemoryUnmap(sharedMemory.bufferHandle_->GetBufferHandle());
-    }
     if (ret != SUCCESS) {
         DHLOGE("ShutterBuffer devId: %s dhId: %s streamId: %d ret: %d",
             GetAnonyString(devId_).c_str(), GetAnonyString(dhId_).c_str(), streamId_, ret);
+            bufferSrvImpl_->Unmap(sharedMemory.bufferHandle_);
         return DCAMERA_BAD_OPERATE;
     }
-    DHLOGD("LooperFeed end devId %s dhId %s streamSize: %d streamType: %d, streamId: %d",
-        GetAnonyString(devId_).c_str(), GetAnonyString(dhId_).c_str(), buffer->Size(), streamType_, streamId_);
-    return ret;
-}
-
-int32_t DCameraStreamDataProcessProducer::CheckSharedMemory(const DCameraBuffer& sharedMemory,
-    const std::shared_ptr<DataBuffer>& buffer)
-{
-    if (sharedMemory.bufferHandle_ == nullptr || sharedMemory.bufferHandle_->GetBufferHandle() == nullptr) {
-        DHLOGE("bufferHandle read failed devId: %s dhId: %s", GetAnonyString(devId_).c_str(),
-            GetAnonyString(dhId_).c_str());
-        return DCAMERA_MEMORY_OPT_ERROR;
-    }
-
-    if (buffer->Size() > sharedMemory.size_) {
-        DHLOGE("sharedMemory devId: %s dhId: %s streamId: %d bufSize: %d, addressSize: %d",
-            GetAnonyString(devId_).c_str(), GetAnonyString(dhId_).c_str(), streamId_, buffer->Size(),
-            sharedMemory.size_);
+    ret = bufferSrvImpl_->Unmap(sharedMemory.bufferHandle_);
+    if (ret != HDF_SUCCESS) {
+        DHLOGE("Unmap failed, ret: %d.", ret);
         return DCAMERA_MEMORY_OPT_ERROR;
     }
-
     return DCAMERA_OK;
 }
 
diff --git a/services/cameraservice/sourceservice/test/unittest/common/distributedcameramgr/BUILD.gn b/services/cameraservice/sourceservice/test/unittest/common/distributedcameramgr/BUILD.gn
index 36b0c3181e48bf91b3a06c3b236be9d45d6ba076..d3788c18d1214e3a515b73aacf2c5a84142f428e 100644
--- a/services/cameraservice/sourceservice/test/unittest/common/distributedcameramgr/BUILD.gn
+++ b/services/cameraservice/sourceservice/test/unittest/common/distributedcameramgr/BUILD.gn
@@ -89,6 +89,7 @@ ohos_unittest("DCameraSourceMgrTest") {
     "access_token:libnativetoken",
     "access_token:libtoken_setproc",
     "c_utils:utils",
+    "drivers_interface_display:libdisplay_buffer_proxy_1.0",
     "drivers_interface_distributed_camera:libdistributed_camera_provider_proxy_1.0",
     "dsoftbus:softbus_client",
     "eventhandler:libeventhandler",