Initial community commit

Src/external_dependencies/libmp4v2/atom_meta.cpp

@@ -0,0 +1,117 @@
+/*
+ * 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):
+ *      M. Bakker     mbakker at nero.com
+ *
+ * Apple iTunes META data
+ */
+
+#include "mp4common.h"
+
+MP4Meta1Atom::MP4Meta1Atom(const char *name)
+    : MP4Atom(name)
+{
+  AddVersionAndFlags(); /* 0, 1 */
+
+  AddProperty(new MP4BytesProperty("metadata")); /* 2 */
+}
+
+void MP4Meta1Atom::Read() 
+{
+	// calculate size of the metadata from the atom size
+	((MP4BytesProperty*)m_pProperties[2])->SetValueSize(m_size - 4);
+
+	MP4Atom::Read();
+}
+
+MP4DataAtom::MP4DataAtom()
+    : MP4Atom("data")
+{
+	AddVersionAndFlags(); /* 0, 1 */
+    AddReserved("reserved2", 4); /* 2 */
+
+    AddProperty(
+        new MP4BytesProperty("metadata")); /* 3 */
+}
+
+void MP4DataAtom::Read() 
+{
+	// calculate size of the metadata from the atom size
+	((MP4BytesProperty*)m_pProperties[3])->SetValueSize(m_size - 8);
+
+	MP4Atom::Read();
+}
+
+
+// MP4Meta2Atom is for \251nam and \251cmt flags, which appear differently
+// in .mov and in itunes file.  In .movs, they appear under udata, in 
+// itunes, they appear under ilst.
+MP4Meta2Atom::MP4Meta2Atom (const char *name) : MP4Atom(name)
+{
+}
+
+void MP4Meta2Atom::Read ()
+{
+  MP4Atom *parent = GetParentAtom();
+  if (ATOMID(parent->GetType()) == ATOMID("udta")) {
+    // add data property
+    AddReserved("reserved2", 4); /* 0 */
+
+    AddProperty(
+        new MP4BytesProperty("metadata")); /* 1 */
+    ((MP4BytesProperty*)m_pProperties[1])->SetValueSize(m_size - 4);
+  } else {
+    ExpectChildAtom("data", Required, OnlyOne);
+  }
+  MP4Atom::Read();
+}
+
+
+MP4Meta3Atom::MP4Meta3Atom (const char *name) : MP4Atom(name)
+{
+	// add data property
+    AddReserved("reserved2", 4); /* 0 */
+		AddProperty(new MP4Integer16Property("language"));
+
+		MP4StringProperty *strProp = new MP4StringProperty("metadata");
+		strProp->SetUnicode(true);
+    AddProperty(strProp); /* 3 */
+}
+
+void MP4Meta3Atom::Read ()
+{
+   
+
+  MP4Atom::Read();
+}
+
+MP4Meta4Atom::MP4Meta4Atom (const char *name) : MP4Atom(name)
+{
+	
+    // add data property
+    AddReserved("reserved2", 4); /* 0 */
+
+    AddProperty(new MP4Integer16Property("metadata")); /* 1 */
+
+}
+
+void MP4Meta4Atom::Read ()
+{
+
+  MP4Atom::Read();
+}