diff --git a/av_transport/av_trans_engine/filters/test/BUILD.gn b/av_transport/av_trans_engine/filters/test/BUILD.gn
index 43090d382b3c6657ce521de691608a0850a56660..9788b2aeec75effd9886a0c937c8cc4c03482318 100644
--- a/av_transport/av_trans_engine/filters/test/BUILD.gn
+++ b/av_transport/av_trans_engine/filters/test/BUILD.gn
@@ -15,6 +15,9 @@ group("filter_test") {
   testonly = true
 
   deps = [
+    "av_trans_coder_filter_test:av_trans_coder_filter_unittest",
+    "av_trans_input_filter_test:av_trans_input_filter_unittest",
+    "av_trans_output_filter_test:av_trans_audio_output_filter_unittest",
     "av_transport_input_filter_test:input_filter_unittest",
     "av_transport_output_filter_test:output_filter_unittest",
   ]
diff --git a/av_transport/av_trans_engine/filters/test/av_trans_coder_filter_test/BUILD.gn b/av_transport/av_trans_engine/filters/test/av_trans_coder_filter_test/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..0beb9df1e2f3227e2d31b3211354371801f6b8aa
--- /dev/null
+++ b/av_transport/av_trans_engine/filters/test/av_trans_coder_filter_test/BUILD.gn
@@ -0,0 +1,134 @@
+# Copyright (c) 2023-2024 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import("//build/test.gni")
+import("../../../../distributed_av_transport.gni")
+
+module_out_path = "distributed_hardware_fwk/av_trans_coder"
+
+config("module_private_config") {
+  visibility = [ ":*" ]
+
+  include_dirs = [
+    "${filters_path}/av_trans_coder",
+    "${common_path}/include",
+    "${distributed_av_transport_path}/framework",
+    "${distributed_av_transport_path}/framework/filter/include",
+    "${distributed_av_transport_path}/framework/pipeline/include",
+  ]
+}
+
+ohos_unittest("AvTransportAudioDecoderFilterTest") {
+  module_out_path = module_out_path
+
+  configs = [ ":module_private_config" ]
+
+  sources = [ "av_trans_audio_decoder_filter_test.cpp" ]
+
+  cflags = [
+    "-O2",
+    "-fPIC",
+    "-Wall",
+    "-fexceptions",
+    "-Dprivate = public",
+    "-Dprotected = public",
+  ]
+  cflags_cc = cflags
+
+  defines = [
+    "HI_LOG_ENABLE",
+    "DH_LOG_TAG=\"av_trans_audio_decoder_filter_test\"",
+    "LOG_DOMAIN=0xD004101",
+  ]
+
+  deps = [
+    "${distributed_av_transport_path}/framework:distributed_av_pipeline_fwk",
+  ]
+
+  if (histreamer_compile_part) {
+    external_deps = [
+      "media_foundation:histreamer_base",
+      "media_foundation:histreamer_codec_filters",
+      "media_foundation:histreamer_ffmpeg_convert",
+    ]
+  }
+
+  external_deps += [
+    "av_codec:av_codec_client",
+    "av_codec:native_media_acodec",
+    "bounds_checking_function:libsec_shared",
+    "cJSON:cjson",
+    "c_utils:utils",
+    "dsoftbus:softbus_client",
+    "googletest:gtest",
+    "hilog:libhilog",
+    "libevdev:libevdev",
+  ]
+}
+
+ohos_unittest("AvTransportAudioEncoderFilterTest") {
+  module_out_path = module_out_path
+
+  configs = [ ":module_private_config" ]
+
+  sources = [ "av_trans_audio_encoder_filter_test.cpp" ]
+
+  cflags = [
+    "-O2",
+    "-fPIC",
+    "-Wall",
+    "-fexceptions",
+    "-Dprivate = public",
+    "-Dprotected = public",
+  ]
+  cflags_cc = cflags
+
+  defines = [
+    "HI_LOG_ENABLE",
+    "DH_LOG_TAG=\"av_trans_audio_decoder_filter_test\"",
+    "LOG_DOMAIN=0xD004101",
+  ]
+
+  deps = [
+    "${distributed_av_transport_path}/framework:distributed_av_pipeline_fwk",
+  ]
+
+  if (histreamer_compile_part) {
+    external_deps = [
+      "media_foundation:histreamer_base",
+      "media_foundation:histreamer_codec_filters",
+      "media_foundation:histreamer_ffmpeg_convert",
+    ]
+  }
+
+  external_deps += [
+    "av_codec:av_codec_client",
+    "av_codec:native_media_acodec",
+    "bounds_checking_function:libsec_shared",
+    "cJSON:cjson",
+    "c_utils:utils",
+    "dsoftbus:softbus_client",
+    "googletest:gtest",
+    "hilog:libhilog",
+    "libevdev:libevdev",
+  ]
+}
+
+group("av_trans_coder_filter_unittest") {
+  testonly = true
+
+  deps = [
+    ":AvTransportAudioDecoderFilterTest",
+    ":AvTransportAudioEncoderFilterTest",
+  ]
+}
diff --git a/av_transport/av_trans_engine/filters/test/av_trans_input_filter_test/BUILD.gn b/av_transport/av_trans_engine/filters/test/av_trans_input_filter_test/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..faa5b7f8ea88d81e830212efe2b234ecf8c1c14c
--- /dev/null
+++ b/av_transport/av_trans_engine/filters/test/av_trans_input_filter_test/BUILD.gn
@@ -0,0 +1,134 @@
+# Copyright (c) 2023-2024 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import("//build/test.gni")
+import("../../../../distributed_av_transport.gni")
+
+module_out_path = "distributed_hardware_fwk/av_trans_input"
+
+config("module_private_config") {
+  visibility = [ ":*" ]
+
+  include_dirs = [
+    "${filters_path}/av_trans_input",
+    "${filters_path}/av_trans_coder",
+    "${common_path}/include",
+    "${distributed_av_transport_path}/framework",
+    "${distributed_av_transport_path}/framework/filter/include",
+    "${distributed_av_transport_path}/framework/pipeline/include",
+  ]
+}
+
+ohos_unittest("AvTransAudioInputFilterTest") {
+  module_out_path = module_out_path
+
+  configs = [ ":module_private_config" ]
+
+  sources = [ "av_trans_audio_input_filter_test.cpp" ]
+
+  cflags = [
+    "-O2",
+    "-fPIC",
+    "-Wall",
+    "-fexceptions",
+    "-Dprivate = public",
+    "-Dprotected = public",
+  ]
+  cflags_cc = cflags
+
+  defines = [
+    "HI_LOG_ENABLE",
+    "DH_LOG_TAG=\"av_trans_audio_input_filter_test\"",
+    "LOG_DOMAIN=0xD004101",
+  ]
+
+  deps = [
+    "${distributed_av_transport_path}/framework:distributed_av_pipeline_fwk",
+  ]
+
+  if (histreamer_compile_part) {
+    external_deps = [
+      "media_foundation:histreamer_base",
+      "media_foundation:histreamer_codec_filters",
+      "media_foundation:histreamer_ffmpeg_convert",
+    ]
+  }
+
+  external_deps += [
+    "av_codec:av_codec_client",
+    "av_codec:native_media_acodec",
+    "bounds_checking_function:libsec_shared",
+    "cJSON:cjson",
+    "c_utils:utils",
+    "dsoftbus:softbus_client",
+    "googletest:gtest",
+    "hilog:libhilog",
+    "libevdev:libevdev",
+  ]
+}
+
+ohos_unittest("AVTransBusInputFilterTest") {
+  module_out_path = module_out_path
+
+  configs = [ ":module_private_config" ]
+
+  sources = [ "av_trans_bus_input_filter_test.cpp" ]
+
+  cflags = [
+    "-O2",
+    "-fPIC",
+    "-Wall",
+    "-fexceptions",
+    "-Dprivate = public",
+    "-Dprotected = public",
+  ]
+  cflags_cc = cflags
+
+  defines = [
+    "HI_LOG_ENABLE",
+    "DH_LOG_TAG=\"av_trans_bus_input_filter_test\"",
+    "LOG_DOMAIN=0xD004101",
+  ]
+
+  deps = [
+    "${distributed_av_transport_path}/framework:distributed_av_pipeline_fwk",
+  ]
+
+  if (histreamer_compile_part) {
+    external_deps = [
+      "media_foundation:histreamer_base",
+      "media_foundation:histreamer_codec_filters",
+      "media_foundation:histreamer_ffmpeg_convert",
+    ]
+  }
+
+  external_deps += [
+    "av_codec:av_codec_client",
+    "av_codec:native_media_acodec",
+    "bounds_checking_function:libsec_shared",
+    "cJSON:cjson",
+    "c_utils:utils",
+    "dsoftbus:softbus_client",
+    "googletest:gtest",
+    "hilog:libhilog",
+    "libevdev:libevdev",
+  ]
+}
+
+group("av_trans_input_filter_unittest") {
+  testonly = true
+  deps = [
+    ":AVTransBusInputFilterTest",
+    ":AvTransAudioInputFilterTest",
+  ]
+}
diff --git a/av_transport/av_trans_engine/filters/test/av_trans_output_filter_test/BUILD.gn b/av_transport/av_trans_engine/filters/test/av_trans_output_filter_test/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..ef7b24db1b07507ca03800b10e9ec5e85afdf4d7
--- /dev/null
+++ b/av_transport/av_trans_engine/filters/test/av_trans_output_filter_test/BUILD.gn
@@ -0,0 +1,135 @@
+# Copyright (c) 2023-2024 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import("//build/test.gni")
+import("../../../../distributed_av_transport.gni")
+
+module_out_path = "distributed_hardware_fwk/av_trans_output"
+
+config("module_private_config") {
+  visibility = [ ":*" ]
+
+  include_dirs = [
+    "${filters_path}/av_trans_input",
+    "${filters_path}/av_trans_coder",
+    "${filters_path}/av_trans_output",
+    "${common_path}/include",
+    "${distributed_av_transport_path}/framework",
+    "${distributed_av_transport_path}/framework/filter/include",
+    "${distributed_av_transport_path}/framework/pipeline/include",
+  ]
+}
+
+ohos_unittest("AvTransAudioOutputFilterTest") {
+  module_out_path = module_out_path
+
+  configs = [ ":module_private_config" ]
+
+  sources = [ "av_trans_audio_output_filter_test.cpp" ]
+
+  cflags = [
+    "-O2",
+    "-fPIC",
+    "-Wall",
+    "-fexceptions",
+    "-Dprivate = public",
+    "-Dprotected = public",
+  ]
+  cflags_cc = cflags
+
+  defines = [
+    "HI_LOG_ENABLE",
+    "DH_LOG_TAG=\"av_trans_audio_output_filter_test\"",
+    "LOG_DOMAIN=0xD004101",
+  ]
+
+  deps = [
+    "${distributed_av_transport_path}/framework:distributed_av_pipeline_fwk",
+  ]
+
+  if (histreamer_compile_part) {
+    external_deps = [
+      "media_foundation:histreamer_base",
+      "media_foundation:histreamer_codec_filters",
+      "media_foundation:histreamer_ffmpeg_convert",
+    ]
+  }
+
+  external_deps += [
+    "av_codec:av_codec_client",
+    "av_codec:native_media_acodec",
+    "bounds_checking_function:libsec_shared",
+    "cJSON:cjson",
+    "c_utils:utils",
+    "dsoftbus:softbus_client",
+    "googletest:gtest",
+    "hilog:libhilog",
+    "libevdev:libevdev",
+  ]
+}
+
+ohos_unittest("AVTransAudioDSoftbusOutputFilterTest") {
+  module_out_path = module_out_path
+
+  configs = [ ":module_private_config" ]
+
+  sources = [ "av_trans_dsoftbus_output_filter_test.cpp" ]
+
+  cflags = [
+    "-O2",
+    "-fPIC",
+    "-Wall",
+    "-fexceptions",
+    "-Dprivate = public",
+    "-Dprotected = public",
+  ]
+  cflags_cc = cflags
+
+  defines = [
+    "HI_LOG_ENABLE",
+    "DH_LOG_TAG=\"av_trans_dsoftbus_output_filter_test\"",
+    "LOG_DOMAIN=0xD004101",
+  ]
+
+  deps = [
+    "${distributed_av_transport_path}/framework:distributed_av_pipeline_fwk",
+  ]
+
+  if (histreamer_compile_part) {
+    external_deps = [
+      "media_foundation:histreamer_base",
+      "media_foundation:histreamer_codec_filters",
+      "media_foundation:histreamer_ffmpeg_convert",
+    ]
+  }
+
+  external_deps += [
+    "av_codec:av_codec_client",
+    "av_codec:native_media_acodec",
+    "bounds_checking_function:libsec_shared",
+    "cJSON:cjson",
+    "c_utils:utils",
+    "dsoftbus:softbus_client",
+    "googletest:gtest",
+    "hilog:libhilog",
+    "libevdev:libevdev",
+  ]
+}
+
+group("av_trans_audio_output_filter_unittest") {
+  testonly = true
+  deps = [
+    ":AVTransAudioDSoftbusOutputFilterTest",
+    ":AvTransAudioOutputFilterTest",
+  ]
+}