45 lines
1.4 KiB
Text
45 lines
1.4 KiB
Text
/*
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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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package android.hardware.audio@2.0;
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import android.hardware.audio.common@2.0;
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import IDevice;
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interface IDevicesFactory {
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typedef android.hardware.audio@2.0::Result Result;
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enum Device : int32_t {
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PRIMARY,
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A2DP,
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USB,
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R_SUBMIX,
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STUB
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};
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/**
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* Opens an audio device. To close the device, it is necessary to release
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* references to the returned device object.
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*
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* @param device device type.
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* @return retval operation completion status. Returns INVALID_ARGUMENTS
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* if there is no corresponding hardware module found,
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* NOT_INITIALIZED if an error occured while opening the hardware
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* module.
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* @return result the interface for the created device.
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*/
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openDevice(Device device) generates (Result retval, IDevice result);
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};
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