1 files changed, 101 insertions, 0 deletions
diff --git a/isoparser/src/main/java/com/coremedia/iso/boxes/sampleentry/AmrSpecificBox.java b/isoparser/src/main/java/com/coremedia/iso/boxes/sampleentry/AmrSpecificBox.java
new file mode 100644
index 0000000..f69de7b
--- /dev/null
+++ b/isoparser/src/main/java/com/coremedia/iso/boxes/sampleentry/AmrSpecificBox.java
@@ -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.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();
+    }
+}