1 files changed, 189 insertions, 0 deletions
diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/boxes/mp4/objectdescriptors/.svn/text-base/ObjectDescriptorFactory.java.svn-base b/isoparser/src/main/java/com/googlecode/mp4parser/boxes/mp4/objectdescriptors/.svn/text-base/ObjectDescriptorFactory.java.svn-base
new file mode 100644
index 0000000..6afba55
--- /dev/null
+++ b/isoparser/src/main/java/com/googlecode/mp4parser/boxes/mp4/objectdescriptors/.svn/text-base/ObjectDescriptorFactory.java.svn-base
@@ -0,0 +1,189 @@
+/*
+ * Copyright 2011 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.objectdescriptors;
+
+import com.coremedia.iso.IsoTypeReader;
+
+import java.io.IOException;
+import java.lang.reflect.Modifier;
+import java.nio.ByteBuffer;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+/* class tag values of 14496-1
+0x00 Forbidden
+0x01 ObjectDescrTag
+0x02 InitialObjectDescrTag
+0x03 ES_DescrTag
+0x04 DecoderConfigDescrTag
+0x05 DecSpecificInfoTag
+0x06 SLConfigDescrTag
+0x07 ContentIdentDescrTag
+0x08 SupplContentIdentDescrTag
+0x09 IPI_DescrPointerTag
+0x0A IPMP_DescrPointerTag
+0x0B IPMP_DescrTag
+0x0C QoS_DescrTag
+0x0D RegistrationDescrTag
+0x0E ES_ID_IncTag
+0x0F ES_ID_RefTag
+0x10 MP4_IOD_Tag
+0x11 MP4_OD_Tag
+0x12 IPL_DescrPointerRefTag
+0x13 ExtensionProfileLevelDescrTag
+0x14 profileLevelIndicationIndexDescrTag
+0x15-0x3F Reserved for ISO use
+0x40 ContentClassificationDescrTag
+0x41 KeyWordDescrTag
+0x42 RatingDescrTag
+0x43 LanguageDescrTag
+0x44 ShortTextualDescrTag
+0x45 ExpandedTextualDescrTag
+0x46 ContentCreatorNameDescrTag
+0x47 ContentCreationDateDescrTag
+0x48 OCICreatorNameDescrTag
+0x49 OCICreationDateDescrTag
+0x4A SmpteCameraPositionDescrTag
+0x4B SegmentDescrTag
+0x4C MediaTimeDescrTag
+0x4D-0x5F Reserved for ISO use (OCI extensions)
+0x60 IPMP_ToolsListDescrTag
+0x61 IPMP_ToolTag
+0x62 M4MuxTimingDescrTag
+0x63 M4MuxCodeTableDescrTag
+0x64 ExtSLConfigDescrTag
+0x65 M4MuxBufferSizeDescrTag
+0x66 M4MuxIdentDescrTag
+0x67 DependencyPointerTag
+0x68 DependencyMarkerTag
+0x69 M4MuxChannelDescrTag
+0x6A-0xBF Reserved for ISO use
+0xC0-0xFE User private
+0xFF Forbidden
+ */
+
+/* objectTypeIndication as of 14496-1
+0x00 Forbidden
+0x01 Systems ISO/IEC 14496-1 a
+0x02 Systems ISO/IEC 14496-1 b
+0x03 Interaction Stream
+0x04 Systems ISO/IEC 14496-1 Extended BIFS Configuration c
+0x05 Systems ISO/IEC 14496-1 AFX d
+0x06 Font Data Stream
+0x07 Synthesized Texture Stream
+0x08 Streaming Text Stream
+0x09-0x1F reserved for ISO use
+0x20 Visual ISO/IEC 14496-2 e
+0x21 Visual ITU-T Recommendation H.264 | ISO/IEC 14496-10 f
+0x22 Parameter Sets for ITU-T Recommendation H.264 | ISO/IEC 14496-10 f
+0x23-0x3F reserved for ISO use
+0x40 Audio ISO/IEC 14496-3 g
+0x41-0x5F reserved for ISO use
+0x60 Visual ISO/IEC 13818-2 Simple Profile
+0x61 Visual ISO/IEC 13818-2 Main Profile
+0x62 Visual ISO/IEC 13818-2 SNR Profile
+0x63 Visual ISO/IEC 13818-2 Spatial Profile
+0x64 Visual ISO/IEC 13818-2 High Profile
+0x65 Visual ISO/IEC 13818-2 422 Profile
+0x66 Audio ISO/IEC 13818-7 Main Profile
+0x67 Audio ISO/IEC 13818-7 LowComplexity Profile
+0x68 Audio ISO/IEC 13818-7 Scaleable Sampling Rate Profile
+0x69 Audio ISO/IEC 13818-3
+0x6A Visual ISO/IEC 11172-2
+0x6B Audio ISO/IEC 11172-3
+0x6C Visual ISO/IEC 10918-1
+0x6D reserved for registration authority
+0x6E Visual ISO/IEC 15444-1
+0x6F - 0x9F reserved for ISO use
+0xA0 - 0xBF reserved for registration authority i
+0xC0 - 0xE0 user private
+0xE1 reserved for registration authority i
+0xE2 - 0xFE user private
+0xFF no object type specified h
+ */
+public class ObjectDescriptorFactory {
+    protected static Logger log = Logger.getLogger(ObjectDescriptorFactory.class.getName());
+
+    protected static Map<Integer, Map<Integer, Class<? extends BaseDescriptor>>> descriptorRegistry = new HashMap<Integer, Map<Integer, Class<? extends BaseDescriptor>>>();
+
+    static {
+        Set<Class<? extends BaseDescriptor>> annotated = new HashSet<Class<? extends BaseDescriptor>>();
+
+        annotated.add(DecoderSpecificInfo.class);
+        annotated.add(SLConfigDescriptor.class);
+        annotated.add(BaseDescriptor.class);
+        annotated.add(ExtensionDescriptor.class);
+        annotated.add(ObjectDescriptorBase.class);
+        annotated.add(ProfileLevelIndicationDescriptor.class);
+        annotated.add(AudioSpecificConfig.class);
+        annotated.add(ExtensionProfileLevelDescriptor.class);
+        annotated.add(ESDescriptor.class);
+        annotated.add(DecoderConfigDescriptor.class);
+        //annotated.add(ObjectDescriptor.class);
+
+        for (Class<? extends BaseDescriptor> clazz : annotated) {
+            final Descriptor descriptor = clazz.getAnnotation(Descriptor.class);
+            final int[] tags = descriptor.tags();
+            final int objectTypeInd = descriptor.objectTypeIndication();
+
+            Map<Integer, Class<? extends BaseDescriptor>> tagMap = descriptorRegistry.get(objectTypeInd);
+            if (tagMap == null) {
+                tagMap = new HashMap<Integer, Class<? extends BaseDescriptor>>();
+            }
+            for (int tag : tags) {
+                tagMap.put(tag, clazz);
+            }
+            descriptorRegistry.put(objectTypeInd, tagMap);
+        }
+    }
+
+    public static BaseDescriptor createFrom(int objectTypeIndication, ByteBuffer bb) throws IOException {
+        int tag = IsoTypeReader.readUInt8(bb);
+
+        Map<Integer, Class<? extends BaseDescriptor>> tagMap = descriptorRegistry.get(objectTypeIndication);
+        if (tagMap == null) {
+            tagMap = descriptorRegistry.get(-1);
+        }
+        Class<? extends BaseDescriptor> aClass = tagMap.get(tag);
+
+//    if (tag == 0x00) {
+//      log.warning("Found illegal tag 0x00! objectTypeIndication " + Integer.toHexString(objectTypeIndication) +
+//              " and tag " + Integer.toHexString(tag) + " using: " + aClass);
+//      aClass = BaseDescriptor.class;
+//    }
+
+        BaseDescriptor baseDescriptor;
+        if (aClass == null || aClass.isInterface() || Modifier.isAbstract(aClass.getModifiers())) {
+            log.warning("No ObjectDescriptor found for objectTypeIndication " + Integer.toHexString(objectTypeIndication) +
+                    " and tag " + Integer.toHexString(tag) + " found: " + aClass);
+            baseDescriptor = new UnknownDescriptor();
+        } else {
+            try {
+                baseDescriptor = aClass.newInstance();
+            } catch (Exception e) {
+                log.log(Level.SEVERE, "Couldn't instantiate BaseDescriptor class " + aClass + " for objectTypeIndication " + objectTypeIndication + " and tag " + tag, e);
+                throw new RuntimeException(e);
+            }
+        }
+        baseDescriptor.parse(tag, bb);
+        return baseDescriptor;
+    }
+}