diff options
Diffstat (limited to 'isoparser/src/main/java/com/coremedia/iso/boxes/.svn/text-base/SchemeTypeBox.java.svn-base')
-rw-r--r-- | isoparser/src/main/java/com/coremedia/iso/boxes/.svn/text-base/SchemeTypeBox.java.svn-base | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/isoparser/src/main/java/com/coremedia/iso/boxes/.svn/text-base/SchemeTypeBox.java.svn-base b/isoparser/src/main/java/com/coremedia/iso/boxes/.svn/text-base/SchemeTypeBox.java.svn-base new file mode 100644 index 0000000..ed517da --- /dev/null +++ b/isoparser/src/main/java/com/coremedia/iso/boxes/.svn/text-base/SchemeTypeBox.java.svn-base @@ -0,0 +1,101 @@ +/* + * 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.IsoFile; +import com.coremedia.iso.IsoTypeReader; +import com.coremedia.iso.IsoTypeWriter; +import com.coremedia.iso.Utf8; +import com.googlecode.mp4parser.AbstractFullBox; + +import java.nio.ByteBuffer; + +/** + * The Scheme Type Box identifies the protection scheme. Resides in a Protection Scheme Information Box or + * an SRTP Process Box. + * + * @see com.coremedia.iso.boxes.SchemeInformationBox + */ +public class SchemeTypeBox extends AbstractFullBox { + public static final String TYPE = "schm"; + String schemeType = " "; + long schemeVersion; + String schemeUri = null; + + public SchemeTypeBox() { + super(TYPE); + } + + public String getSchemeType() { + return schemeType; + } + + public long getSchemeVersion() { + return schemeVersion; + } + + public String getSchemeUri() { + return schemeUri; + } + + public void setSchemeType(String schemeType) { + assert schemeType != null && schemeType.length() == 4 : "SchemeType may not be null or not 4 bytes long"; + this.schemeType = schemeType; + } + + public void setSchemeVersion(int schemeVersion) { + this.schemeVersion = schemeVersion; + } + + public void setSchemeUri(String schemeUri) { + this.schemeUri = schemeUri; + } + + protected long getContentSize() { + return 12 + (((getFlags() & 1) == 1) ? Utf8.utf8StringLengthInBytes(schemeUri) + 1 : 0); + } + + @Override + public void _parseDetails(ByteBuffer content) { + parseVersionAndFlags(content); + schemeType = IsoTypeReader.read4cc(content); + schemeVersion = IsoTypeReader.readUInt32(content); + if ((getFlags() & 1) == 1) { + schemeUri = IsoTypeReader.readString(content); + } + } + + @Override + protected void getContent(ByteBuffer byteBuffer) { + writeVersionAndFlags(byteBuffer); + byteBuffer.put(IsoFile.fourCCtoBytes(schemeType)); + IsoTypeWriter.writeUInt32(byteBuffer, schemeVersion); + if ((getFlags() & 1) == 1) { + byteBuffer.put(Utf8.convert(schemeUri)); + } + } + + public String toString() { + StringBuilder buffer = new StringBuilder(); + buffer.append("Schema Type Box["); + buffer.append("schemeUri=").append(schemeUri).append("; "); + buffer.append("schemeType=").append(schemeType).append("; "); + buffer.append("schemeVersion=").append(schemeUri).append("; "); + buffer.append("]"); + return buffer.toString(); + } +} |