52 lines
2.1 KiB
Text
52 lines
2.1 KiB
Text
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/*
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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.broadcastradio@1.0;
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import ITunerCallback;
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import ITuner;
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interface IBroadcastRadio {
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/*
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* Retrieve implementation properties.
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* @return result Operation completion status: OK in case of success,
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* NOT_INITIALIZED in case of initialization error.
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* @return properties A Properties structure containing implementation
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* description and capabilities.
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*/
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getProperties() generates (Result result, Properties properties);
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/*
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* Open a tuner interface for the requested configuration.
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* If no other tuner is opened, this will power on the radio hardware.
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* The hardware must be powered down when all tuner interface are released.
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* @param config A BandConfig struct containing the band configuration to apply
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* @param audio True if this tuner must be used for live radio listening and
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* should be connected to the radio audio source.
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* @param callback the callback interface
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* @return result Operation completion status: OK in case of success,
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* INVALID_ARGUMENTS if configuration requested is invalid,
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* INVALID_STATE if called out of sequence
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* @return tuner The interface to control the tuner
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*
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* Callback ITunerCallback.ConfigChanged MUST be called once the
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* configuration is applied or a failure occurs or after a time out.
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*/
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openTuner(BandConfig config, bool audio, ITunerCallback callback)
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generates (Result result, ITuner tuner);
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};
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