45d8c80dea
Renamed AUDIO_POLICY_OUTPUT_FLAG_INDIRECT to AUDIO_POLICY_OUTPUT_FLAG_NONE which is more appropriate. Change-Id: Ia14d60397df0f2dcd9bea0186400a09da35bc104
114 lines
5.2 KiB
C++
114 lines
5.2 KiB
C++
/*
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* Copyright (C) 2009 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_IAUDIOPOLICYSERVICE_H
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#define ANDROID_IAUDIOPOLICYSERVICE_H
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#include <stdint.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include <utils/RefBase.h>
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#include <utils/Errors.h>
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#include <binder/IInterface.h>
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#include <media/AudioSystem.h>
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#include <system/audio_policy.h>
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namespace android {
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// ----------------------------------------------------------------------------
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class IAudioPolicyService : public IInterface
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{
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public:
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DECLARE_META_INTERFACE(AudioPolicyService);
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//
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// IAudioPolicyService interface (see AudioPolicyInterface for method descriptions)
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//
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virtual status_t setDeviceConnectionState(audio_devices_t device,
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audio_policy_dev_state_t state,
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const char *device_address) = 0;
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virtual audio_policy_dev_state_t getDeviceConnectionState(audio_devices_t device,
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const char *device_address) = 0;
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virtual status_t setPhoneState(audio_mode_t state) = 0;
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virtual status_t setForceUse(audio_policy_force_use_t usage, audio_policy_forced_cfg_t config) = 0;
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virtual audio_policy_forced_cfg_t getForceUse(audio_policy_force_use_t usage) = 0;
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virtual audio_io_handle_t getOutput(audio_stream_type_t stream,
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uint32_t samplingRate = 0,
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audio_format_t format = AUDIO_FORMAT_DEFAULT,
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uint32_t channels = 0,
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audio_policy_output_flags_t flags = AUDIO_POLICY_OUTPUT_FLAG_NONE) = 0;
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virtual status_t startOutput(audio_io_handle_t output,
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audio_stream_type_t stream,
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int session = 0) = 0;
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virtual status_t stopOutput(audio_io_handle_t output,
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audio_stream_type_t stream,
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int session = 0) = 0;
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virtual void releaseOutput(audio_io_handle_t output) = 0;
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virtual audio_io_handle_t getInput(audio_source_t inputSource,
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uint32_t samplingRate = 0,
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audio_format_t format = AUDIO_FORMAT_DEFAULT,
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uint32_t channels = 0,
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audio_in_acoustics_t acoustics = (audio_in_acoustics_t)0,
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int audioSession = 0) = 0;
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virtual status_t startInput(audio_io_handle_t input) = 0;
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virtual status_t stopInput(audio_io_handle_t input) = 0;
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virtual void releaseInput(audio_io_handle_t input) = 0;
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virtual status_t initStreamVolume(audio_stream_type_t stream,
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int indexMin,
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int indexMax) = 0;
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virtual status_t setStreamVolumeIndex(audio_stream_type_t stream,
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int index,
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audio_devices_t device) = 0;
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virtual status_t getStreamVolumeIndex(audio_stream_type_t stream,
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int *index,
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audio_devices_t device) = 0;
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virtual uint32_t getStrategyForStream(audio_stream_type_t stream) = 0;
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virtual uint32_t getDevicesForStream(audio_stream_type_t stream) = 0;
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virtual audio_io_handle_t getOutputForEffect(effect_descriptor_t *desc) = 0;
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virtual status_t registerEffect(effect_descriptor_t *desc,
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audio_io_handle_t io,
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uint32_t strategy,
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int session,
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int id) = 0;
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virtual status_t unregisterEffect(int id) = 0;
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virtual status_t setEffectEnabled(int id, bool enabled) = 0;
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virtual bool isStreamActive(audio_stream_type_t stream, uint32_t inPastMs = 0) const = 0;
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virtual status_t queryDefaultPreProcessing(int audioSession,
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effect_descriptor_t *descriptors,
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uint32_t *count) = 0;
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};
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// ----------------------------------------------------------------------------
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class BnAudioPolicyService : public BnInterface<IAudioPolicyService>
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{
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public:
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virtual status_t onTransact( uint32_t code,
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const Parcel& data,
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Parcel* reply,
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uint32_t flags = 0);
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};
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// ----------------------------------------------------------------------------
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}; // namespace android
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#endif // ANDROID_IAUDIOPOLICYSERVICE_H
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