96 lines
2.8 KiB
C
96 lines
2.8 KiB
C
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/*
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*
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* @APPLE_LICENSE_HEADER_START@
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*
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* Copyright (c) 1999-2008 Apple Inc. All Rights Reserved.
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this
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* file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_LICENSE_HEADER_END@
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*
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*/
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//
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// QTAtom_stco:
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// The 'stco' QTAtom class.
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#ifndef QTAtom_stco_H
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#define QTAtom_stco_H
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//
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// Includes
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#ifndef __Win32__
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#include <netinet/in.h>
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#endif
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#include "QTFile.h"
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#include "QTAtom.h"
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//
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// QTAtom class
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class QTAtom_stco : public QTAtom {
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public:
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//
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// Constructors and destructor.
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QTAtom_stco(QTFile * File, QTFile::AtomTOCEntry * Atom,
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UInt16 offSetSize = 4, Bool16 Debug = false, Bool16 DeepDebug = false);
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virtual ~QTAtom_stco(void);
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//
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// Initialization functions.
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virtual Bool16 Initialize(void);
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//
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// Accessors.
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inline Bool16 ChunkOffset(UInt32 ChunkNumber, UInt64 *Offset = NULL)
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{
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if (Offset && ChunkNumber && (ChunkNumber<=fNumEntries))
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{
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if (4 == fOffSetSize)
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*Offset = (UInt64) ntohl( ( (UInt32 *) fTable)[ChunkNumber-1]);
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else
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*Offset = (UInt64) QTAtom::NTOH64( ( (UInt64 *) fTable)[ChunkNumber-1]);
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return true;
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}
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return false;
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}
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//
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// Debugging functions.
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virtual void DumpAtom(void);
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virtual void DumpTable(void);
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protected:
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//
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// Protected member variables.
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UInt8 fVersion;
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UInt32 fFlags; // 24 bits in the low 3 bytes
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UInt32 fNumEntries;
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UInt16 fOffSetSize;
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char *fChunkOffsetTable;
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void *fTable; // longword-aligned version of the above
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};
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#endif // QTAtom_stco_H
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