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/*
* Copyright (C) 2009 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.bluetooth;
import android.os.Parcel;
import android.os.Parcelable;
/**
* Represents the audio configuration for a Bluetooth A2DP source device.
*
* {@see BluetoothA2dpSink}
*
* {@hide}
*/
public final class BluetoothAudioConfig implements Parcelable {
private final int mSampleRate;
private final int mChannelConfig;
private final int mAudioFormat;
public BluetoothAudioConfig(int sampleRate, int channelConfig, int audioFormat) {
mSampleRate = sampleRate;
mChannelConfig = channelConfig;
mAudioFormat = audioFormat;
}
@Override
public boolean equals(Object o) {
if (o instanceof BluetoothAudioConfig) {
BluetoothAudioConfig bac = (BluetoothAudioConfig) o;
return (bac.mSampleRate == mSampleRate && bac.mChannelConfig == mChannelConfig
&& bac.mAudioFormat == mAudioFormat);
}
return false;
}
@Override
public int hashCode() {
return mSampleRate | (mChannelConfig << 24) | (mAudioFormat << 28);
}
@Override
public String toString() {
return "{mSampleRate:" + mSampleRate + ",mChannelConfig:" + mChannelConfig
+ ",mAudioFormat:" + mAudioFormat + "}";
}
@Override
public int describeContents() {
return 0;
}
public static final @android.annotation.NonNull Parcelable.Creator<BluetoothAudioConfig> CREATOR =
new Parcelable.Creator<BluetoothAudioConfig>() {
public BluetoothAudioConfig createFromParcel(Parcel in) {
int sampleRate = in.readInt();
int channelConfig = in.readInt();
int audioFormat = in.readInt();
return new BluetoothAudioConfig(sampleRate, channelConfig, audioFormat);
}
public BluetoothAudioConfig[] newArray(int size) {
return new BluetoothAudioConfig[size];
}
};
@Override
public void writeToParcel(Parcel out, int flags) {
out.writeInt(mSampleRate);
out.writeInt(mChannelConfig);
out.writeInt(mAudioFormat);
}
/**
* Returns the sample rate in samples per second
*
* @return sample rate
*/
public int getSampleRate() {
return mSampleRate;
}
/**
* Returns the channel configuration (either {@link android.media.AudioFormat#CHANNEL_IN_MONO}
* or {@link android.media.AudioFormat#CHANNEL_IN_STEREO})
*
* @return channel configuration
*/
public int getChannelConfig() {
return mChannelConfig;
}
/**
* Returns the channel audio format (either {@link android.media.AudioFormat#ENCODING_PCM_16BIT}
* or {@link android.media.AudioFormat#ENCODING_PCM_8BIT}
*
* @return audio format
*/
public int getAudioFormat() {
return mAudioFormat;
}
}
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