Konsta
54 lines
1.9 KiB
C++
54 lines
1.9 KiB
C++
/*
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* Copyright (C) 2024 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include "core-impl/Stream.h"
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namespace aidl::android::hardware::audio::core {
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class DriverStubImpl : virtual public DriverInterface {
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public:
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explicit DriverStubImpl(const StreamContext& context)
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: DriverStubImpl(context, 500 /*asyncSleepTimeUs*/) {}
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DriverStubImpl(const StreamContext& context, int asyncSleepTimeUs);
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::android::status_t init(DriverCallbackInterface* callback) override;
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::android::status_t drain(StreamDescriptor::DrainMode) override;
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::android::status_t flush() override;
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::android::status_t pause() override;
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::android::status_t standby() override;
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::android::status_t start() override;
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::android::status_t transfer(void* buffer, size_t frameCount, size_t* actualFrameCount,
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int32_t* latencyMs) override;
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void shutdown() override;
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protected:
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const size_t mBufferSizeFrames;
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const size_t mFrameSizeBytes;
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const int mSampleRate;
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const bool mIsAsynchronous;
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const bool mIsInput;
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const int32_t mMixPortHandle;
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const int mAsyncSleepTimeUs;
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bool mIsInitialized = false; // Used for validating the state machine logic.
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bool mIsStandby = true; // Used for validating the state machine logic.
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int64_t mStartTimeNs = 0;
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long mFramesSinceStart = 0;
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};
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} // namespace aidl::android::hardware::audio::core
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