diff options
Diffstat (limited to 'isoparser/src/main/java/com/googlecode/mp4parser/AbstractFullBox.java')
-rw-r--r-- | isoparser/src/main/java/com/googlecode/mp4parser/AbstractFullBox.java | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/AbstractFullBox.java b/isoparser/src/main/java/com/googlecode/mp4parser/AbstractFullBox.java new file mode 100644 index 0000000..bec8975 --- /dev/null +++ b/isoparser/src/main/java/com/googlecode/mp4parser/AbstractFullBox.java @@ -0,0 +1,74 @@ +/* + * 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.googlecode.mp4parser; + + +import com.coremedia.iso.IsoTypeReader; +import com.coremedia.iso.IsoTypeWriter; +import com.coremedia.iso.boxes.FullBox; + +import java.nio.ByteBuffer; + +/** + * Base class for all ISO Full boxes. + */ +public abstract class AbstractFullBox extends AbstractBox implements FullBox { + private int version; + private int flags; + + protected AbstractFullBox(String type) { + super(type); + } + + protected AbstractFullBox(String type, byte[] userType) { + super(type, userType); + } + + public int getVersion() { + return version; + } + + public void setVersion(int version) { + this.version = version; + } + + public int getFlags() { + return flags; + } + + public void setFlags(int flags) { + this.flags = flags; + } + + + /** + * Parses the version/flags header and returns the remaining box size. + * + * @param content + * @return number of bytes read + */ + protected final long parseVersionAndFlags(ByteBuffer content) { + version = IsoTypeReader.readUInt8(content); + flags = IsoTypeReader.readUInt24(content); + return 4; + } + + protected final void writeVersionAndFlags(ByteBuffer bb) { + IsoTypeWriter.writeUInt8(bb, version); + IsoTypeWriter.writeUInt24(bb, flags); + } +} |