Refer examples/tv-app/ to build chef BasicVideoPlayer

Author: erwinpan1

examples/chef/common/chef-channel-manager.cpp

@@ -0,0 +1,92 @@
+/*
+ *
+ *    Copyright (c) 2021 Project CHIP Authors
+ *    All rights reserved.
+ *
+ *    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.
+ */
+
+#include <app/util/config.h>
+#ifdef EMBER_AF_PLUGIN_AUDIO_OUTPUT_SERVER
+#include "AudioOutputManager.h"
+
+using namespace std;
+using namespace chip::app;
+using namespace chip::app::Clusters::AudioOutput;
+
+AudioOutputManager::AudioOutputManager()
+{
+    mCurrentOutput = 1;
+
+    for (int i = 1; i < 4; ++i)
+    {
+        OutputInfoType outputInfo;
+        outputInfo.outputType = chip::app::Clusters::AudioOutput::OutputTypeEnum::kHdmi;
+        // note: safe only because of use of string literal
+        outputInfo.name  = chip::CharSpan::fromCharString("HDMI");
+        outputInfo.index = static_cast<uint8_t>(i);
+        mOutputs.push_back(outputInfo);
+    }
+}
+
+uint8_t AudioOutputManager::HandleGetCurrentOutput()
+{
+    return mCurrentOutput;
+}
+
+CHIP_ERROR AudioOutputManager::HandleGetOutputList(AttributeValueEncoder & aEncoder)
+{
+    // TODO: Insert code here
+    return aEncoder.EncodeList([this](const auto & encoder) -> CHIP_ERROR {
+        for (auto const & outputInfo : this->mOutputs)
+        {
+            ReturnErrorOnFailure(encoder.Encode(outputInfo));
+        }
+        return CHIP_NO_ERROR;
+    });
+}
+
+bool AudioOutputManager::HandleRenameOutput(const uint8_t & index, const chip::CharSpan & name)
+{
+    // TODO: Insert code here
+    bool audioOutputRenamed = false;
+
+    for (OutputInfoType & output : mOutputs)
+    {
+        if (output.index == index)
+        {
+            audioOutputRenamed = true;
+            memcpy(this->Data(index), name.data(), name.size());
+            output.name = chip::CharSpan(this->Data(index), name.size());
+        }
+    }
+
+    return audioOutputRenamed;
+}
+
+bool AudioOutputManager::HandleSelectOutput(const uint8_t & index)
+{
+    // TODO: Insert code here
+    bool audioOutputSelected = false;
+    for (OutputInfoType & output : mOutputs)
+    {
+        if (output.index == index)
+        {
+            audioOutputSelected = true;
+            mCurrentOutput      = index;
+        }
+    }
+
+    return audioOutputSelected;
+}
+#endif // EMBER_AF_PLUGIN_AUDIO_OUTPUT_SERVER