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Diffstat (limited to 'variablespeed/src/com/android/ex/variablespeed/EngineParameters.java')
-rw-r--r-- | variablespeed/src/com/android/ex/variablespeed/EngineParameters.java | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/variablespeed/src/com/android/ex/variablespeed/EngineParameters.java b/variablespeed/src/com/android/ex/variablespeed/EngineParameters.java deleted file mode 100644 index 1cc4012..0000000 --- a/variablespeed/src/com/android/ex/variablespeed/EngineParameters.java +++ /dev/null @@ -1,158 +0,0 @@ -/* - * Copyright (C) 2011 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 com.android.ex.variablespeed; - -import android.media.AudioManager; - -import javax.annotation.concurrent.Immutable; -import javax.annotation.concurrent.NotThreadSafe; - -/** - * Encapsulates the parameters required to configure the audio engine. - * <p> - * You should not need to use this class directly, it exists for the benefit of - * this package and the classes contained therein. - */ -@Immutable -/*package*/ final class EngineParameters { - private final int mTargetFrames; - private final int mMaxPlayBufferCount; - private final float mWindowDuration; - private final float mWindowOverlapDuration; - private final float mInitialRate; - private final int mDecodeBufferInitialSize; - private final int mDecodeBufferMaxSize; - private final int mStartPositionMillis; - private final int mAudioStreamType; - - public int getTargetFrames() { - return mTargetFrames; - } - - public int getMaxPlayBufferCount() { - return mMaxPlayBufferCount; - } - - public float getWindowDuration() { - return mWindowDuration; - } - - public float getWindowOverlapDuration() { - return mWindowOverlapDuration; - } - - public float getInitialRate() { - return mInitialRate; - } - - public int getDecodeBufferInitialSize() { - return mDecodeBufferInitialSize; - } - - public int getDecodeBufferMaxSize() { - return mDecodeBufferMaxSize; - } - - public int getStartPositionMillis() { - return mStartPositionMillis; - } - - public int getAudioStreamType() { - return mAudioStreamType; - } - - private EngineParameters(int targetFrames, int maxPlayBufferCount, float windowDuration, - float windowOverlapDuration, float initialRate, int decodeBufferInitialSize, - int decodeBufferMaxSize, int startPositionMillis, int audioStreamType) { - mTargetFrames = targetFrames; - mMaxPlayBufferCount = maxPlayBufferCount; - mWindowDuration = windowDuration; - mWindowOverlapDuration = windowOverlapDuration; - mInitialRate = initialRate; - mDecodeBufferInitialSize = decodeBufferInitialSize; - mDecodeBufferMaxSize = decodeBufferMaxSize; - mStartPositionMillis = startPositionMillis; - mAudioStreamType = audioStreamType; - } - - /** - * We use the builder pattern to construct an {@link EngineParameters} - * object. - * <p> - * This class is not thread safe, you should confine its use to one thread - * or provide your own synchronization. - */ - @NotThreadSafe - public static class Builder { - private int mTargetFrames = 1000; - private int mMaxPlayBufferCount = 2; - private float mWindowDuration = 0.08f; - private float mWindowOverlapDuration = 0.008f; - private float mInitialRate = 1.0f; - private int mDecodeBufferInitialSize = 5 * 1024; - private int mDecodeBufferMaxSize = 20 * 1024; - private int mStartPositionMillis = 0; - private int mAudioStreamType = AudioManager.STREAM_MUSIC; - - public EngineParameters build() { - return new EngineParameters(mTargetFrames, mMaxPlayBufferCount, - mWindowDuration, mWindowOverlapDuration, mInitialRate, - mDecodeBufferInitialSize, mDecodeBufferMaxSize, mStartPositionMillis, - mAudioStreamType); - } - - public Builder maxPlayBufferCount(int maxPlayBufferCount) { - mMaxPlayBufferCount = maxPlayBufferCount; - return this; - } - - public Builder windowDuration(int windowDuration) { - mWindowDuration = windowDuration; - return this; - } - - public Builder windowOverlapDuration(int windowOverlapDuration) { - mWindowOverlapDuration = windowOverlapDuration; - return this; - } - - public Builder initialRate(float initialRate) { - mInitialRate = initialRate; - return this; - } - - public Builder decodeBufferInitialSize(int decodeBufferInitialSize) { - mDecodeBufferInitialSize = decodeBufferInitialSize; - return this; - } - - public Builder decodeBufferMaxSize(int decodeBufferMaxSize) { - mDecodeBufferMaxSize = decodeBufferMaxSize; - return this; - } - - public Builder startPositionMillis(int startPositionMillis) { - mStartPositionMillis = startPositionMillis; - return this; - } - - public Builder audioStreamType(int audioStreamType) { - mAudioStreamType = audioStreamType; - return this; - } - } -} |