1 files changed, 113 insertions, 0 deletions
diff --git a/src/odcommands.cpp b/src/odcommands.cpp
new file mode 100644
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--- /dev/null
+++ b/src/odcommands.cpp
@@ -0,0 +1,113 @@
+/*
+ * The contents of this file are subject to the Mozilla Public
+ * License Version 1.1 (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.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS
+ * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
+ * implied. See the License for the specific language governing
+ * rights and limitations under the License.
+ *
+ * The Original Code is MPEG4IP.
+ *
+ * The Initial Developer of the Original Code is Cisco Systems Inc.
+ * Portions created by Cisco Systems Inc. are
+ * Copyright (C) Cisco Systems Inc. 2001.  All Rights Reserved.
+ *
+ * Contributor(s):
+ *      Dave Mackie     dmackie@cisco.com
+ */
+
+#include "src/impl.h"
+
+namespace mp4v2 {
+namespace impl {
+
+///////////////////////////////////////////////////////////////////////////////
+
+MP4ODUpdateDescriptor::MP4ODUpdateDescriptor()
+        : MP4Descriptor(MP4ODUpdateODCommandTag)
+{
+    // just a container for ObjectDescriptors
+    AddProperty( /* 0 */
+        new MP4DescriptorProperty(NULL,
+                                  MP4FileODescrTag, 0, Required, Many));
+}
+
+MP4ODRemoveDescriptor::MP4ODRemoveDescriptor()
+        : MP4Descriptor(MP4ODRemoveODCommandTag)
+{
+    MP4Integer32Property* pCount =
+        new MP4Integer32Property("entryCount");
+    pCount->SetImplicit();
+    AddProperty(pCount); /* 0 */
+
+    MP4TableProperty* pTable =
+        new MP4TableProperty("entries", pCount);
+    AddProperty(pTable); /* 1 */
+
+    pTable->AddProperty( /* 1, 0 */
+        new MP4BitfieldProperty("objectDescriptorId", 10));
+}
+
+void MP4ODRemoveDescriptor::Read(MP4File* pFile)
+{
+    // table entry count computed from descriptor size
+    ((MP4Integer32Property*)m_pProperties[0])->SetReadOnly(false);
+    ((MP4Integer32Property*)m_pProperties[0])->SetValue((m_size * 8) / 10);
+    ((MP4Integer32Property*)m_pProperties[0])->SetReadOnly(true);
+
+    MP4Descriptor::Read(pFile);
+}
+
+MP4ESUpdateDescriptor::MP4ESUpdateDescriptor()
+        : MP4Descriptor(MP4ESUpdateODCommandTag)
+{
+    AddProperty( /* 0 */
+        new MP4BitfieldProperty("objectDescriptorId", 10));
+    AddProperty( /* 1 */
+        new MP4BitfieldProperty("pad", 6));
+    AddProperty( /* 2 */
+        new MP4DescriptorProperty("esIdRefs",
+                                  MP4ESIDRefDescrTag, 0, Required, Many));
+}
+
+// LATER might be able to combine with ESUpdateDescriptor
+MP4ESRemoveDescriptor::MP4ESRemoveDescriptor()
+        : MP4Descriptor(MP4ESRemoveODCommandTag)
+{
+    AddProperty( /* 0 */
+        new MP4BitfieldProperty("objectDescriptorId", 10));
+    AddProperty( /* 1 */
+        new MP4BitfieldProperty("pad", 6));
+    AddProperty( /* 2 */
+        new MP4DescriptorProperty("esIdRefs",
+                                  MP4ESIDRefDescrTag, 0, Required, Many));
+}
+
+MP4Descriptor* CreateODCommand(uint8_t tag)
+{
+    MP4Descriptor* pDescriptor = NULL;
+
+    switch (tag) {
+    case MP4ODUpdateODCommandTag:
+        pDescriptor = new MP4ODUpdateDescriptor();
+        break;
+    case MP4ODRemoveODCommandTag:
+        pDescriptor = new MP4ODRemoveDescriptor();
+        break;
+    case MP4ESUpdateODCommandTag:
+        pDescriptor = new MP4ESUpdateDescriptor();
+        break;
+    case MP4ESRemoveODCommandTag:
+        pDescriptor = new MP4ESRemoveDescriptor();
+        break;
+    }
+    return pDescriptor;
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+}
+} // namespace mp4v2::impl