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Diffstat (limited to 'isoparser/src/main/java/com/googlecode/mp4parser/boxes/mp4/samplegrouping/.svn/text-base/SampleToGroupBox.java.svn-base')
| -rw-r--r-- | isoparser/src/main/java/com/googlecode/mp4parser/boxes/mp4/samplegrouping/.svn/text-base/SampleToGroupBox.java.svn-base | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/boxes/mp4/samplegrouping/.svn/text-base/SampleToGroupBox.java.svn-base b/isoparser/src/main/java/com/googlecode/mp4parser/boxes/mp4/samplegrouping/.svn/text-base/SampleToGroupBox.java.svn-base deleted file mode 100644 index 0fa059e..0000000 --- a/isoparser/src/main/java/com/googlecode/mp4parser/boxes/mp4/samplegrouping/.svn/text-base/SampleToGroupBox.java.svn-base +++ /dev/null @@ -1,174 +0,0 @@ -/* - * Copyright 2012 castLabs, Berlin - * - * 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.googlecode.mp4parser.boxes.mp4.samplegrouping; - -import com.coremedia.iso.IsoTypeReader; -import com.coremedia.iso.IsoTypeWriter; -import com.googlecode.mp4parser.AbstractFullBox; - -import java.nio.ByteBuffer; -import java.util.LinkedList; -import java.util.List; - -import static com.googlecode.mp4parser.util.CastUtils.l2i; - -/** - * This table can be used to find the group that a sample belongs to and the associated description of that - * sample group. The table is compactly coded with each entry giving the index of the first sample of a run of - * samples with the same sample group descriptor. The sample group description ID is an index that refers to a - * SampleGroupDescription box, which contains entries describing the characteristics of each sample group. - * <p/> - * There may be multiple instances of this box if there is more than one sample grouping for the samples in a - * track. Each instance of the SampleToGroup box has a type code that distinguishes different sample - * groupings. Within a track, there shall be at most one instance of this box with a particular grouping type. The - * associated SampleGroupDescription shall indicate the same value for the grouping type. - * <p/> - * Version 1 of this box should only be used if a grouping type parameter is needed. - */ -public class SampleToGroupBox extends AbstractFullBox { - public static final String TYPE = "sbgp"; - - - private String groupingType; - private String groupingTypeParameter; - - List<Entry> entries = new LinkedList<Entry>(); - - public SampleToGroupBox() { - super(TYPE); - - } - - @Override - protected long getContentSize() { - return this.getVersion() == 1 ? entries.size() * 8 + 16 : entries.size() * 8 + 12; - } - - @Override - protected void getContent(ByteBuffer byteBuffer) { - writeVersionAndFlags(byteBuffer); - byteBuffer.put(groupingType.getBytes()); - if (this.getVersion() == 1) { - byteBuffer.put(groupingTypeParameter.getBytes()); - } - IsoTypeWriter.writeUInt32(byteBuffer, entries.size()); - for (Entry entry : entries) { - IsoTypeWriter.writeUInt32(byteBuffer, entry.getSampleCount()); - IsoTypeWriter.writeUInt32(byteBuffer, entry.getGroupDescriptionIndex()); - } - - } - - @Override - protected void _parseDetails(ByteBuffer content) { - parseVersionAndFlags(content); - groupingType = IsoTypeReader.read4cc(content); - if (this.getVersion() == 1) { - groupingTypeParameter = IsoTypeReader.read4cc(content); - } - long entryCount = IsoTypeReader.readUInt32(content); - while (entryCount-- > 0) { - entries.add(new Entry(l2i(IsoTypeReader.readUInt32(content)), l2i(IsoTypeReader.readUInt32(content)))); - } - } - - public static class Entry { - private long sampleCount; - private int groupDescriptionIndex; - - public Entry(long sampleCount, int groupDescriptionIndex) { - this.sampleCount = sampleCount; - this.groupDescriptionIndex = groupDescriptionIndex; - } - - public long getSampleCount() { - return sampleCount; - } - - public void setSampleCount(long sampleCount) { - this.sampleCount = sampleCount; - } - - public int getGroupDescriptionIndex() { - return groupDescriptionIndex; - } - - public void setGroupDescriptionIndex(int groupDescriptionIndex) { - this.groupDescriptionIndex = groupDescriptionIndex; - } - - @Override - public String toString() { - return "Entry{" + - "sampleCount=" + sampleCount + - ", groupDescriptionIndex=" + groupDescriptionIndex + - '}'; - } - - @Override - public boolean equals(Object o) { - if (this == o) { - return true; - } - if (o == null || getClass() != o.getClass()) { - return false; - } - - Entry entry = (Entry) o; - - if (groupDescriptionIndex != entry.groupDescriptionIndex) { - return false; - } - if (sampleCount != entry.sampleCount) { - return false; - } - - return true; - } - - @Override - public int hashCode() { - int result = (int) (sampleCount ^ (sampleCount >>> 32)); - result = 31 * result + groupDescriptionIndex; - return result; - } - } - - public String getGroupingType() { - return groupingType; - } - - public void setGroupingType(String groupingType) { - this.groupingType = groupingType; - } - - public String getGroupingTypeParameter() { - return groupingTypeParameter; - } - - public void setGroupingTypeParameter(String groupingTypeParameter) { - this.groupingTypeParameter = groupingTypeParameter; - } - - public List<Entry> getEntries() { - return entries; - } - - public void setEntries(List<Entry> entries) { - this.entries = entries; - } -} |