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/**
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.hardware.radio;
import android.graphics.Bitmap;
import android.hardware.radio.ProgramList;
import android.hardware.radio.ProgramSelector;
import android.hardware.radio.RadioManager;
/** {@hide} */
interface ITuner {
void close();
boolean isClosed();
/**
* @throws IllegalArgumentException if config is not valid or null
*/
void setConfiguration(in RadioManager.BandConfig config);
RadioManager.BandConfig getConfiguration();
/**
* @throws IllegalStateException if tuner was opened without audio
*/
void setMuted(boolean mute);
boolean isMuted();
/**
* @throws IllegalStateException if called out of sequence
*/
void step(boolean directionDown, boolean skipSubChannel);
/**
* @throws IllegalStateException if called out of sequence
*/
void scan(boolean directionDown, boolean skipSubChannel);
/**
* @throws IllegalArgumentException if invalid arguments are passed
* @throws IllegalStateException if called out of sequence
*/
void tune(in ProgramSelector selector);
/**
* @throws IllegalStateException if called out of sequence
*/
void cancel();
void cancelAnnouncement();
Bitmap getImage(int id);
/**
* @return {@code true} if the scan was properly scheduled,
* {@code false} if the scan feature is unavailable
*/
boolean startBackgroundScan();
void startProgramListUpdates(in ProgramList.Filter filter);
void stopProgramListUpdates();
boolean isConfigFlagSupported(int flag);
boolean isConfigFlagSet(int flag);
void setConfigFlag(int flag, boolean value);
/**
* @param parameters Vendor-specific key-value pairs, must be Map<String, String>
* @return Vendor-specific key-value pairs, must be Map<String, String>
*/
Map setParameters(in Map parameters);
/**
* @param keys Parameter keys to fetch
* @return Vendor-specific key-value pairs, must be Map<String, String>
*/
Map getParameters(in List<String> keys);
}
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