110 lines
5.2 KiB
C++
110 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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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(AudioSystem::audio_devices device,
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AudioSystem::device_connection_state state,
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const char *device_address) = 0;
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virtual AudioSystem::device_connection_state getDeviceConnectionState(AudioSystem::audio_devices device,
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const char *device_address) = 0;
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virtual status_t setPhoneState(int state) = 0;
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virtual status_t setRingerMode(uint32_t mode, uint32_t mask) = 0;
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virtual status_t setForceUse(AudioSystem::force_use usage, AudioSystem::forced_config config) = 0;
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virtual AudioSystem::forced_config getForceUse(AudioSystem::force_use usage) = 0;
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virtual audio_io_handle_t getOutput(AudioSystem::stream_type stream,
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uint32_t samplingRate = 0,
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uint32_t format = AudioSystem::FORMAT_DEFAULT,
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uint32_t channels = 0,
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AudioSystem::output_flags flags = AudioSystem::OUTPUT_FLAG_INDIRECT) = 0;
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virtual audio_io_handle_t getSession(AudioSystem::stream_type stream,
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uint32_t format = AudioSystem::FORMAT_DEFAULT,
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AudioSystem::output_flags flags = AudioSystem::OUTPUT_FLAG_DIRECT,
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int32_t sessionId=-1) { return 0; }
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virtual status_t pauseSession(audio_io_handle_t output, AudioSystem::stream_type stream) { return 0; }
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virtual status_t resumeSession(audio_io_handle_t output, AudioSystem::stream_type stream) { return 0; }
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virtual status_t closeSession(audio_io_handle_t output) = 0;
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virtual status_t startOutput(audio_io_handle_t output,
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AudioSystem::stream_type 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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AudioSystem::stream_type 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(int inputSource,
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uint32_t samplingRate = 0,
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uint32_t format = AudioSystem::FORMAT_DEFAULT,
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uint32_t channels = 0,
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AudioSystem::audio_in_acoustics acoustics = (AudioSystem::audio_in_acoustics)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(AudioSystem::stream_type stream,
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int indexMin,
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int indexMax) = 0;
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virtual status_t setStreamVolumeIndex(AudioSystem::stream_type stream, int index) = 0;
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virtual status_t getStreamVolumeIndex(AudioSystem::stream_type stream, int *index) = 0;
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virtual uint32_t getStrategyForStream(AudioSystem::stream_type 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 output,
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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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};
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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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