ref: 9815d9dc5425add5d78ef271b08e627f8c0f0860
dir: /common/mp4v2/atom_stsd.cpp/
/*
* 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 - 2004. 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):
* Dave Mackie dmackie@cisco.com
* Alix Marchandise-Franquet alix@cisco.com
* Ximpo Group Ltd. mp4v2@ximpo.com
*/
#include "mp4common.h"
MP4StsdAtom::MP4StsdAtom()
: MP4Atom("stsd")
{
AddVersionAndFlags();
MP4Integer32Property* pCount =
new MP4Integer32Property("entryCount");
pCount->SetReadOnly();
AddProperty(pCount);
ExpectChildAtom("mp4a", Optional, Many);
ExpectChildAtom("enca", Optional, Many);
ExpectChildAtom("mp4s", Optional, Many);
ExpectChildAtom("mp4v", Optional, Many);
ExpectChildAtom("encv", Optional, Many);
ExpectChildAtom("rtp ", Optional, Many);
ExpectChildAtom("samr", Optional, Many); // For AMR-NB
ExpectChildAtom("sawb", Optional, Many); // For AMR-WB
ExpectChildAtom("s263", Optional, Many); // For H.263
ExpectChildAtom("avc1", Optional, Many);
ExpectChildAtom("alac", Optional, Many);
ExpectChildAtom("text", Optional, Many);
}
void MP4StsdAtom::Read()
{
/* do the usual read */
MP4Atom::Read();
// check that number of children == entryCount
MP4Integer32Property* pCount =
(MP4Integer32Property*)m_pProperties[2];
if (m_pChildAtoms.Size() != pCount->GetValue()) {
VERBOSE_READ(GetVerbosity(),
printf("Warning: stsd inconsistency with number of entries"));
/* fix it */
pCount->SetReadOnly(false);
pCount->SetValue(m_pChildAtoms.Size());
pCount->SetReadOnly(true);
}
}