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75 lines
2.3 KiB
C++
75 lines
2.3 KiB
C++
/*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is MPEG4IP.
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*
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* The Initial Developer of the Original Code is Cisco Systems Inc.
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* Portions created by Cisco Systems Inc. are
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* Copyright (C) Cisco Systems Inc. 2001 - 2004. All Rights Reserved.
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*
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* 3GPP features implementation is based on 3GPP's TS26.234-v5.60,
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* and was contributed by Ximpo Group Ltd.
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*
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* Portions created by Ximpo Group Ltd. are
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* Copyright (C) Ximpo Group Ltd. 2003, 2004. All Rights Reserved.
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*
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* Contributor(s):
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* Dave Mackie dmackie@cisco.com
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* Alix Marchandise-Franquet alix@cisco.com
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* Ximpo Group Ltd. mp4v2@ximpo.com
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*/
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#include "mp4common.h"
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MP4StsdAtom::MP4StsdAtom()
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: MP4Atom("stsd")
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{
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AddVersionAndFlags();
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MP4Integer32Property* pCount =
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new MP4Integer32Property("entryCount");
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pCount->SetReadOnly();
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AddProperty(pCount);
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ExpectChildAtom("mp4a", Optional, Many);
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ExpectChildAtom("enca", Optional, Many);
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ExpectChildAtom("mp4s", Optional, Many);
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ExpectChildAtom("mp4v", Optional, Many);
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ExpectChildAtom("encv", Optional, Many);
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ExpectChildAtom("rtp ", Optional, Many);
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ExpectChildAtom("samr", Optional, Many); // For AMR-NB
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ExpectChildAtom("sawb", Optional, Many); // For AMR-WB
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ExpectChildAtom("s263", Optional, Many); // For H.263
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ExpectChildAtom("avc1", Optional, Many);
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ExpectChildAtom("alac", Optional, Many);
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ExpectChildAtom("text", Optional, Many);
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}
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void MP4StsdAtom::Read()
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{
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/* do the usual read */
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MP4Atom::Read();
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// check that number of children == entryCount
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MP4Integer32Property* pCount =
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(MP4Integer32Property*)m_pProperties[2];
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if (m_pChildAtoms.Size() != pCount->GetValue()) {
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VERBOSE_READ(GetVerbosity(),
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printf("Warning: stsd inconsistency with number of entries"));
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/* fix it */
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pCount->SetReadOnly(false);
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pCount->SetValue(m_pChildAtoms.Size());
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pCount->SetReadOnly(true);
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}
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}
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