| /* |
| * Copyright 2008 CoreMedia AG, Hamburg |
| * |
| * 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.coremedia.iso.boxes.sampleentry; |
| |
| |
| import com.coremedia.iso.IsoFile; |
| import com.coremedia.iso.IsoTypeReader; |
| import com.coremedia.iso.IsoTypeWriter; |
| import com.googlecode.mp4parser.AbstractBox; |
| |
| import java.nio.ByteBuffer; |
| |
| /** |
| * AMR audio format specific subbox of an audio sample entry. |
| * |
| * @see com.coremedia.iso.boxes.sampleentry.AudioSampleEntry |
| */ |
| public class AmrSpecificBox extends AbstractBox { |
| public static final String TYPE = "damr"; |
| |
| private String vendor; |
| private int decoderVersion; |
| private int modeSet; |
| private int modeChangePeriod; |
| private int framesPerSample; |
| |
| public AmrSpecificBox() { |
| super(TYPE); |
| } |
| |
| public String getVendor() { |
| return vendor; |
| } |
| |
| public int getDecoderVersion() { |
| return decoderVersion; |
| } |
| |
| public int getModeSet() { |
| return modeSet; |
| } |
| |
| public int getModeChangePeriod() { |
| return modeChangePeriod; |
| } |
| |
| public int getFramesPerSample() { |
| return framesPerSample; |
| } |
| |
| protected long getContentSize() { |
| return 9; |
| } |
| |
| @Override |
| public void _parseDetails(ByteBuffer content) { |
| byte[] v = new byte[4]; |
| content.get(v); |
| vendor = IsoFile.bytesToFourCC(v); |
| |
| decoderVersion = IsoTypeReader.readUInt8(content); |
| modeSet = IsoTypeReader.readUInt16(content); |
| modeChangePeriod = IsoTypeReader.readUInt8(content); |
| framesPerSample = IsoTypeReader.readUInt8(content); |
| |
| } |
| |
| |
| public void getContent(ByteBuffer byteBuffer) { |
| byteBuffer.put(IsoFile.fourCCtoBytes(vendor)); |
| IsoTypeWriter.writeUInt8(byteBuffer, decoderVersion); |
| IsoTypeWriter.writeUInt16(byteBuffer, modeSet); |
| IsoTypeWriter.writeUInt8(byteBuffer, modeChangePeriod); |
| IsoTypeWriter.writeUInt8(byteBuffer, framesPerSample); |
| } |
| |
| public String toString() { |
| StringBuilder buffer = new StringBuilder(); |
| buffer.append("AmrSpecificBox[vendor=").append(getVendor()); |
| buffer.append(";decoderVersion=").append(getDecoderVersion()); |
| buffer.append(";modeSet=").append(getModeSet()); |
| buffer.append(";modeChangePeriod=").append(getModeChangePeriod()); |
| buffer.append(";framesPerSample=").append(getFramesPerSample()); |
| buffer.append("]"); |
| return buffer.toString(); |
| } |
| } |