Initial community commit

1 files changed, 61 insertions, 0 deletions

diff --git a/Src/external_dependencies/libmp4v2/atom_enca.cpp b/Src/external_dependencies/libmp4v2/atom_enca.cpp
new file mode 100644
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+++ b/Src/external_dependencies/libmp4v2/atom_enca.cpp
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+/*
+ * 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
+ *		Alix Marchandise-Franquet	alix@cisco.com
+ */
+
+#include "mp4common.h"
+
+MP4EncaAtom::MP4EncaAtom() 
+	: MP4Atom("enca") 
+{
+	AddReserved("reserved1", 6); /* 0 */
+
+	AddProperty( /* 1 */
+		new MP4Integer16Property("dataReferenceIndex"));
+
+	AddReserved("reserved2", 16); /* 2 */
+
+	AddProperty( /* 3 */
+		new MP4Integer16Property("timeScale"));
+
+	AddReserved("reserved3", 2); /* 4 */
+
+	ExpectChildAtom("esds", Required, OnlyOne);
+	ExpectChildAtom("sinf", Required, OnlyOne);
+}
+
+void MP4EncaAtom::Generate()
+{
+	MP4Atom::Generate();
+
+	((MP4Integer16Property*)m_pProperties[1])->SetValue(1);
+
+	// property reserved2 has non-zero fixed values
+	static u_int8_t reserved2[16] = {
+		0x00, 0x00, 0x00, 0x00, 
+		0x00, 0x00, 0x00, 0x00, 
+		0x00, 0x02, 0x00, 0x10,
+		0x00, 0x00, 0x00, 0x00, 
+	};
+	m_pProperties[2]->SetReadOnly(false);
+	((MP4BytesProperty*)m_pProperties[2])->
+		SetValue(reserved2, sizeof(reserved2));
+	m_pProperties[2]->SetReadOnly(true);
+}