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142 lines
5.2 KiB
142 lines
5.2 KiB
/*
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* Copyright (C) 2016 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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#ifndef ANDROID_HARDWARE_DEVICE_HAL_HIDL_H
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#define ANDROID_HARDWARE_DEVICE_HAL_HIDL_H
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#include PATH(android/hardware/audio/FILE_VERSION/IDevice.h)
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#include PATH(android/hardware/audio/FILE_VERSION/IPrimaryDevice.h)
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#include <media/audiohal/DeviceHalInterface.h>
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#include "ConversionHelperHidl.h"
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using ::android::hardware::audio::CPP_VERSION::IDevice;
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using ::android::hardware::audio::CPP_VERSION::IPrimaryDevice;
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using ::android::hardware::Return;
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namespace android {
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namespace CPP_VERSION {
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class DeviceHalHidl : public DeviceHalInterface, public ConversionHelperHidl
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{
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public:
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// Sets the value of 'devices' to a bitmask of 1 or more values of audio_devices_t.
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virtual status_t getSupportedDevices(uint32_t *devices);
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// Check to see if the audio hardware interface has been initialized.
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virtual status_t initCheck();
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// Set the audio volume of a voice call. Range is between 0.0 and 1.0.
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virtual status_t setVoiceVolume(float volume);
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// Set the audio volume for all audio activities other than voice call.
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virtual status_t setMasterVolume(float volume);
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// Get the current master volume value for the HAL.
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virtual status_t getMasterVolume(float *volume);
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// Called when the audio mode changes.
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virtual status_t setMode(audio_mode_t mode);
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// Muting control.
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virtual status_t setMicMute(bool state);
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virtual status_t getMicMute(bool *state);
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virtual status_t setMasterMute(bool state);
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virtual status_t getMasterMute(bool *state);
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// Set global audio parameters.
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virtual status_t setParameters(const String8& kvPairs);
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// Get global audio parameters.
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virtual status_t getParameters(const String8& keys, String8 *values);
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// Returns audio input buffer size according to parameters passed.
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virtual status_t getInputBufferSize(const struct audio_config *config,
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size_t *size);
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// Creates and opens the audio hardware output stream. The stream is closed
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// by releasing all references to the returned object.
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virtual status_t openOutputStream(
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audio_io_handle_t handle,
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audio_devices_t devices,
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audio_output_flags_t flags,
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struct audio_config *config,
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const char *address,
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sp<StreamOutHalInterface> *outStream);
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// Creates and opens the audio hardware input stream. The stream is closed
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// by releasing all references to the returned object.
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virtual status_t openInputStream(
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audio_io_handle_t handle,
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audio_devices_t devices,
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struct audio_config *config,
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audio_input_flags_t flags,
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const char *address,
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audio_source_t source,
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audio_devices_t outputDevice,
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const char *outputDeviceAddress,
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sp<StreamInHalInterface> *inStream);
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// Returns whether createAudioPatch and releaseAudioPatch operations are supported.
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virtual status_t supportsAudioPatches(bool *supportsPatches);
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// Creates an audio patch between several source and sink ports.
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virtual status_t createAudioPatch(
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unsigned int num_sources,
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const struct audio_port_config *sources,
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unsigned int num_sinks,
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const struct audio_port_config *sinks,
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audio_patch_handle_t *patch);
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// Releases an audio patch.
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virtual status_t releaseAudioPatch(audio_patch_handle_t patch);
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// Fills the list of supported attributes for a given audio port.
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virtual status_t getAudioPort(struct audio_port *port);
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// Fills the list of supported attributes for a given audio port.
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virtual status_t getAudioPort(struct audio_port_v7 *port);
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// Set audio port configuration.
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virtual status_t setAudioPortConfig(const struct audio_port_config *config);
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// List microphones
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virtual status_t getMicrophones(std::vector<media::MicrophoneInfo> *microphones);
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status_t addDeviceEffect(audio_port_handle_t device, sp<EffectHalInterface> effect) override;
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status_t removeDeviceEffect(audio_port_handle_t device, sp<EffectHalInterface> effect) override;
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virtual status_t dump(int fd);
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private:
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friend class DevicesFactoryHalHidl;
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sp<IDevice> mDevice;
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sp<IPrimaryDevice> mPrimaryDevice; // Null if it's not a primary device.
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// Can not be constructed directly by clients.
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explicit DeviceHalHidl(const sp<IDevice>& device);
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// The destructor automatically closes the device.
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virtual ~DeviceHalHidl();
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template <typename HalPort> status_t getAudioPortImpl(HalPort *port);
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};
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} // namespace CPP_VERSION
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} // namespace android
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#endif // ANDROID_HARDWARE_DEVICE_HAL_HIDL_H
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