diff options
Diffstat (limited to 'isoparser/src/main/java/com/coremedia/iso/boxes/.svn/text-base/SyncSampleBox.java.svn-base')
-rw-r--r-- | isoparser/src/main/java/com/coremedia/iso/boxes/.svn/text-base/SyncSampleBox.java.svn-base | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/isoparser/src/main/java/com/coremedia/iso/boxes/.svn/text-base/SyncSampleBox.java.svn-base b/isoparser/src/main/java/com/coremedia/iso/boxes/.svn/text-base/SyncSampleBox.java.svn-base new file mode 100644 index 0000000..5fc758b --- /dev/null +++ b/isoparser/src/main/java/com/coremedia/iso/boxes/.svn/text-base/SyncSampleBox.java.svn-base @@ -0,0 +1,83 @@ +/* + * 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; + +import com.coremedia.iso.IsoTypeReader; +import com.coremedia.iso.IsoTypeWriter; +import com.googlecode.mp4parser.AbstractFullBox; + +import java.nio.ByteBuffer; + +import static com.googlecode.mp4parser.util.CastUtils.l2i; + +/** + * This box provides a compact marking of the random access points withinthe stream. The table is arranged in + * strictly decreasinf order of sample number. Defined in ISO/IEC 14496-12. + */ +public class SyncSampleBox extends AbstractFullBox { + public static final String TYPE = "stss"; + + private long[] sampleNumber; + + public SyncSampleBox() { + super(TYPE); + } + + /** + * Gives the numbers of the samples that are random access points in the stream. + * + * @return random access sample numbers. + */ + public long[] getSampleNumber() { + return sampleNumber; + } + + protected long getContentSize() { + return sampleNumber.length * 4 + 8; + } + + @Override + public void _parseDetails(ByteBuffer content) { + parseVersionAndFlags(content); + int entryCount = l2i(IsoTypeReader.readUInt32(content)); + + sampleNumber = new long[entryCount]; + for (int i = 0; i < entryCount; i++) { + sampleNumber[i] = IsoTypeReader.readUInt32(content); + } + } + + @Override + protected void getContent(ByteBuffer byteBuffer) { + writeVersionAndFlags(byteBuffer); + + IsoTypeWriter.writeUInt32(byteBuffer, sampleNumber.length); + + for (long aSampleNumber : sampleNumber) { + IsoTypeWriter.writeUInt32(byteBuffer, aSampleNumber); + } + + } + + public String toString() { + return "SyncSampleBox[entryCount=" + sampleNumber.length + "]"; + } + + public void setSampleNumber(long[] sampleNumber) { + this.sampleNumber = sampleNumber; + } +} |