1 files changed, 98 insertions, 0 deletions
diff --git a/src/atom_d263.cpp b/src/atom_d263.cpp
new file mode 100644
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--- /dev/null
+++ b/src/atom_d263.cpp
@@ -0,0 +1,98 @@
+/*
+ * 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.
+ *
+ * 3GPP features implementation is based on 3GPP's TS26.234-v5.60,
+ * and was contributed by Ximpo Group Ltd.
+ *
+ * Portions created by Ximpo Group Ltd. are
+ * Copyright (C) Ximpo Group Ltd. 2003, 2004.  All Rights Reserved.
+ *
+ * Contributor(s):
+ *              Ximpo Group Ltd.          mp4v2@ximpo.com
+ */
+
+#include "src/impl.h"
+
+namespace mp4v2 {
+namespace impl {
+
+///////////////////////////////////////////////////////////////////////////////
+
+#define H263_VENDOR 0x6d346970
+
+MP4D263Atom::MP4D263Atom()
+        : MP4Atom("d263")
+{
+    AddProperty( /* 0 */
+        new MP4Integer32Property("vendor"));
+
+    AddProperty( /* 1 */
+        new MP4Integer8Property("decoderVersion"));
+
+    AddProperty( /* 2 */
+        new MP4Integer8Property("h263Level"));
+
+    AddProperty( /* 3 */
+        new MP4Integer8Property("h263Profile"));
+
+    ExpectChildAtom("bitr", Optional, OnlyOne);
+
+}
+
+void MP4D263Atom::Generate()
+{
+    MP4Atom::Generate();
+
+    ((MP4Integer32Property*)m_pProperties[0])->SetValue(H263_VENDOR);
+    ((MP4Integer8Property*)m_pProperties[1])->SetValue(1);
+
+}
+
+void MP4D263Atom::Write()
+{
+    // Check whether we have valid values in the bitr atom
+    // (if it exists, of course)
+    MP4Atom* bitrAtom = FindAtom("d263.bitr");
+    if (bitrAtom) {
+        uint32_t avgBitrate;
+        uint32_t maxBitrate;
+
+        MP4Integer32Property* pProp;
+        bitrAtom->FindProperty("bitr.avgBitrate",
+                               (MP4Property**)&pProp,
+                               NULL);
+        ASSERT(pProp);
+        avgBitrate = pProp->GetValue();
+
+        bitrAtom->FindProperty("bitr.maxBitrate",
+                               (MP4Property**)&pProp,
+                               NULL);
+        ASSERT(pProp);
+        maxBitrate = pProp->GetValue();
+
+        if (!maxBitrate && !avgBitrate) {
+            DeleteChildAtom(bitrAtom);
+        }
+    }
+
+    MP4Atom::Write();
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+}
+} // namespace mp4v2::impl