84 lines
2.7 KiB
Java
84 lines
2.7 KiB
Java
/*
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* Copyright (C) 2014 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.media;
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import android.compat.annotation.UnsupportedAppUsage;
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import android.os.Build;
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import java.util.List;
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/**
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* The AudioMixPort is a specialized type of AudioPort
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* describing an audio mix or stream at an input or output stream of the audio
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* framework.
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* In addition to base audio port attributes, the mix descriptor contains:
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* - the unique audio I/O handle assigned by AudioFlinger to this mix.
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* @see AudioPort
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* @hide
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*/
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public class AudioMixPort extends AudioPort {
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private final int mIoHandle;
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@UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
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AudioMixPort(AudioHandle handle, int ioHandle, int role, String deviceName,
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int[] samplingRates, int[] channelMasks, int[] channelIndexMasks,
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int[] formats, AudioGain[] gains) {
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super(handle, role, deviceName, samplingRates, channelMasks, channelIndexMasks,
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formats, gains);
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mIoHandle = ioHandle;
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}
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AudioMixPort(AudioHandle handle, int ioHandle, int role, String deviceName,
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List<AudioProfile> profiles, AudioGain[] gains) {
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super(handle, role, deviceName, profiles, gains, null);
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mIoHandle = ioHandle;
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}
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/**
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* Build a specific configuration of this audio mix port for use by methods
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* like AudioManager.connectAudioPatch().
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*/
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public AudioMixPortConfig buildConfig(int samplingRate, int channelMask, int format,
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AudioGainConfig gain) {
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return new AudioMixPortConfig(this, samplingRate, channelMask, format, gain);
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}
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/**
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* Get the device type (e.g AudioManager.DEVICE_OUT_SPEAKER)
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*/
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@UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
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public int ioHandle() {
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return mIoHandle;
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}
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@Override
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public boolean equals(Object o) {
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if (o == null || !(o instanceof AudioMixPort)) {
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return false;
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}
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AudioMixPort other = (AudioMixPort)o;
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if (mIoHandle != other.ioHandle()) {
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return false;
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}
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return super.equals(o);
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}
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}
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