1 /* 2 * Copyright (C) 2020 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 #include <android/hardware/audio/6.0/IStreamIn.h> 19 #include <android/hardware/audio/6.0/IDevice.h> 20 #include "stream_common.h" 21 #include "io_thread.h" 22 23 namespace android { 24 namespace hardware { 25 namespace audio { 26 namespace V6_0 { 27 namespace implementation { 28 29 using ::android::sp; 30 using ::android::hardware::hidl_bitfield; 31 using ::android::hardware::hidl_string; 32 using ::android::hardware::hidl_vec; 33 using ::android::hardware::Return; 34 using namespace ::android::hardware::audio::common::V6_0; 35 using namespace ::android::hardware::audio::V6_0; 36 37 struct StreamIn : public IStreamIn { 38 StreamIn(sp<IDevice> dev, 39 void (*unrefDevice)(IDevice*), 40 int32_t ioHandle, 41 const DeviceAddress& device, 42 const AudioConfig& config, 43 hidl_bitfield<AudioInputFlag> flags, 44 const SinkMetadata& sinkMetadata); 45 ~StreamIn(); 46 47 // IStream 48 Return<uint64_t> getFrameSize() override; 49 Return<uint64_t> getFrameCount() override; 50 Return<uint64_t> getBufferSize() override; 51 Return<uint32_t> getSampleRate() override; 52 Return<void> getSupportedSampleRates(AudioFormat format, getSupportedSampleRates_cb _hidl_cb) override; 53 Return<Result> setSampleRate(uint32_t sampleRateHz) override; 54 Return<hidl_bitfield<AudioChannelMask>> getChannelMask() override; 55 Return<void> getSupportedChannelMasks(AudioFormat format, getSupportedChannelMasks_cb _hidl_cb) override; 56 Return<Result> setChannelMask(hidl_bitfield<AudioChannelMask> mask) override; 57 Return<AudioFormat> getFormat() override; 58 Return<void> getSupportedFormats(getSupportedFormats_cb _hidl_cb) override; 59 Return<Result> setFormat(AudioFormat format) override; 60 Return<void> getAudioProperties(getAudioProperties_cb _hidl_cb) override; 61 Return<Result> addEffect(uint64_t effectId) override; 62 Return<Result> removeEffect(uint64_t effectId) override; 63 Return<Result> standby() override; 64 Return<void> getDevices(getDevices_cb _hidl_cb) override; 65 Return<Result> setDevices(const hidl_vec<DeviceAddress>& devices) override; 66 Return<Result> setHwAvSync(uint32_t hwAvSync) override; 67 Return<void> getParameters(const hidl_vec<ParameterValue>& context, 68 const hidl_vec<hidl_string>& keys, 69 getParameters_cb _hidl_cb) override; 70 Return<Result> setParameters(const hidl_vec<ParameterValue>& context, 71 const hidl_vec<ParameterValue>& parameters) override; 72 Return<Result> start() override; 73 Return<Result> stop() override; 74 Return<void> createMmapBuffer(int32_t minSizeFrames, createMmapBuffer_cb _hidl_cb) override; 75 Return<void> getMmapPosition(getMmapPosition_cb _hidl_cb) override; 76 Return<Result> close() override; 77 78 // IStreamIn 79 Return<void> getAudioSource(getAudioSource_cb _hidl_cb) override; 80 Return<Result> setGain(float gain) override; 81 Return<void> updateSinkMetadata(const SinkMetadata& sinkMetadata) override; 82 Return<void> prepareForReading(uint32_t frameSize, uint32_t framesCount, 83 prepareForReading_cb _hidl_cb) override; 84 Return<uint32_t> getInputFramesLost() override; 85 Return<void> getCapturePosition(getCapturePosition_cb _hidl_cb) override; 86 Return<void> getActiveMicrophones(getActiveMicrophones_cb _hidl_cb) override; 87 Return<Result> setMicrophoneDirection(MicrophoneDirection direction) override; 88 Return<Result> setMicrophoneFieldDimension(float zoom) override; 89 getDeviceAddressStreamIn90 const DeviceAddress &getDeviceAddress() const { return mCommon.m_device; } getAudioConfigStreamIn91 const AudioConfig &getAudioConfig() const { return mCommon.m_config; } getAudioOutputFlagsStreamIn92 const hidl_bitfield<AudioOutputFlag> &getAudioOutputFlags() const { return mCommon.m_flags; } 93 getFrameCounterStreamIn94 uint64_t &getFrameCounter() { return mFrames; } 95 96 private: 97 Result closeImpl(bool fromDctor); 98 99 sp<IDevice> mDev; 100 void (* const mUnrefDevice)(IDevice*); 101 const StreamCommon mCommon; 102 const SinkMetadata mSinkMetadata; 103 std::unique_ptr<IOThread> mReadThread; 104 105 // The count is not reset to zero when output enters standby. 106 uint64_t mFrames = 0; 107 }; 108 109 } // namespace implementation 110 } // namespace V6_0 111 } // namespace audio 112 } // namespace hardware 113 } // namespace android 114