1 files changed, 116 insertions, 0 deletions
diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/Amf0Track.java b/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/Amf0Track.java
new file mode 100644
index 0000000..0917767
--- /dev/null
+++ b/isoparser/src/main/java/com/googlecode/mp4parser/authoring/tracks/Amf0Track.java
@@ -0,0 +1,116 @@
+/*
+ * Copyright 2012 Sebastian Annies, 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.authoring.tracks;
+
+import com.coremedia.iso.boxes.*;
+import com.googlecode.mp4parser.authoring.AbstractTrack;
+import com.googlecode.mp4parser.authoring.TrackMetaData;
+import com.googlecode.mp4parser.boxes.adobe.ActionMessageFormat0SampleEntryBox;
+
+import java.nio.ByteBuffer;
+import java.util.Collections;
+import java.util.Date;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+import java.util.SortedMap;
+import java.util.TreeMap;
+
+public class Amf0Track extends AbstractTrack {
+    SortedMap<Long, byte[]> rawSamples = new TreeMap<Long, byte[]>() {
+    };
+    private TrackMetaData trackMetaData = new TrackMetaData();
+
+
+    /**
+     * Creates a new AMF0 track from
+     *
+     * @param rawSamples
+     */
+    public Amf0Track(Map<Long, byte[]> rawSamples) {
+        this.rawSamples = new TreeMap<Long, byte[]>(rawSamples);
+        trackMetaData.setCreationTime(new Date());
+        trackMetaData.setModificationTime(new Date());
+        trackMetaData.setTimescale(1000); // Text tracks use millieseconds
+        trackMetaData.setLanguage("eng");
+    }
+
+    public List<ByteBuffer> getSamples() {
+        LinkedList<ByteBuffer> samples = new LinkedList<ByteBuffer>();
+        for (byte[] bytes : rawSamples.values()) {
+            samples.add(ByteBuffer.wrap(bytes));
+        }
+        return samples;
+    }
+
+    public SampleDescriptionBox getSampleDescriptionBox() {
+        SampleDescriptionBox stsd = new SampleDescriptionBox();
+        ActionMessageFormat0SampleEntryBox amf0 = new ActionMessageFormat0SampleEntryBox();
+        amf0.setDataReferenceIndex(1);
+        stsd.addBox(amf0);
+        return stsd;
+    }
+
+    public List<TimeToSampleBox.Entry> getDecodingTimeEntries() {
+        LinkedList<TimeToSampleBox.Entry> timesToSample = new LinkedList<TimeToSampleBox.Entry>();
+        LinkedList<Long> keys = new LinkedList<Long>(rawSamples.keySet());
+        Collections.sort(keys);
+        long lastTimeStamp = 0;
+        for (Long key : keys) {
+            long delta = key - lastTimeStamp;
+            if (timesToSample.size() > 0 && timesToSample.peek().getDelta() == delta) {
+                timesToSample.peek().setCount(timesToSample.peek().getCount() + 1);
+            } else {
+                timesToSample.add(new TimeToSampleBox.Entry(1, delta));
+            }
+            lastTimeStamp = key;
+        }
+        return timesToSample;
+    }
+
+    public List<CompositionTimeToSample.Entry> getCompositionTimeEntries() {
+        // AMF0 tracks do not have Composition Time
+        return null;
+    }
+
+    public long[] getSyncSamples() {
+        // AMF0 tracks do not have Sync Samples
+        return null;
+    }
+
+    public List<SampleDependencyTypeBox.Entry> getSampleDependencies() {
+        // AMF0 tracks do not have Sample Dependencies
+        return null;
+    }
+
+    public TrackMetaData getTrackMetaData() {
+        return trackMetaData;  //To change body of implemented methods use File | Settings | File Templates.
+    }
+
+    public String getHandler() {
+        return "data";
+    }
+
+    public Box getMediaHeaderBox() {
+        return new NullMediaHeaderBox();
+    }
+
+    public SubSampleInformationBox getSubsampleInformationBox() {
+        return null;
+    }
+
+}