e656214915
Interface for Bluetooth A2DP offload feature.
Bug: 63932139
Bug: 72242910
Test: Manual; TestTracker/148125
Change-Id: I3649800dfe3e1a2d66b76859be87e01ee58d2de0
(cherry picked from commit 4e95d81ef0)
61 lines
2.2 KiB
Text
61 lines
2.2 KiB
Text
/*
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* Copyright (C) 2018 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.bluetooth.a2dp@1.0;
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/**
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* HAL interface for Bluetooth A2DP Offload functionality where
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* the encoding of the A2DP data packets is offloaded to platform
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* specific encoders. The A2DP control path is maintained in the
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* Bluetooth stack.
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*
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* This interface is from HAL server to HAL client.
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*
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* The HAL server must call into the IBluetoothAudioHost to initiate
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* the start, suspend and stop of the streaming operation. These
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* calls return immediately and the results, if any, are send over
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* the IBluetoothAudioOffload interface.
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*/
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interface IBluetoothAudioHost {
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/**
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* Invoked when the start stream is requested from HAL server
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* to HAL client. This indicates that the HAL server
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* has initialized the platform for streaming use case, and the
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* HAL client can proceed with the streaming procedure. The
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* result of the operation must be provided by the HAL
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* client using the IBluetoothAudioOffload interface.
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*/
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oneway startStream();
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/**
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* Invoked when the suspend stream is requested from HAL server
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* to HAL client. This indicates that the HAL server
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* wants to suspend the streaming procedure. The result of the
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* operation must be provided by the HAL client using the
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* IBluetoothAudioOffload interface.
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*/
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oneway suspendStream();
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/**
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* Invoked when the stop stream is requested from HAL server
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* to HAL client. This indicates that the HAL server wants to
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* stop and reset the streaming procedure. There is no result
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* provided by the HAL client for this call.
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*/
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oneway stopStream();
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};
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