smpte.h
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- /* ***** BEGIN LICENSE BLOCK *****
- * Source last modified: $Id: smpte.h,v 1.1.1.1.50.3 2004/07/09 01:48:00 hubbe Exp $
- *
- * Portions Copyright (c) 1995-2004 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file,
- * are subject to the current version of the RealNetworks Public
- * Source License (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the current version of the RealNetworks Community
- * Source License (the "RCSL") available at
- * http://www.helixcommunity.org/content/rcsl, in which case the RCSL
- * will apply. You may also obtain the license terms directly from
- * RealNetworks. You may not use this file except in compliance with
- * the RPSL or, if you have a valid RCSL with RealNetworks applicable
- * to this file, the RCSL. Please see the applicable RPSL or RCSL for
- * the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * Alternatively, the contents of this file may be used under the
- * terms of the GNU General Public License Version 2 or later (the
- * "GPL") in which case the provisions of the GPL are applicable
- * instead of those above. If you wish to allow use of your version of
- * this file only under the terms of the GPL, and not to allow others
- * to use your version of this file under the terms of either the RPSL
- * or RCSL, indicate your decision by deleting the provisions above
- * and replace them with the notice and other provisions required by
- * the GPL. If you do not delete the provisions above, a recipient may
- * use your version of this file under the terms of any one of the
- * RPSL, the RCSL or the GPL.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the
- * portions it created.
- *
- * This file, and the files included with this file, is distributed
- * and made available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY
- * KIND, EITHER EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS
- * ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET
- * ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #ifndef _SMPTE_H_
- #define _SMPTE_H_
- class SMPTETimeCode
- {
- public:
- // constructors
- SMPTETimeCode();
- SMPTETimeCode(UINT32 mSec);
- SMPTETimeCode(int hour, int min, int sec, int frame=0);
- SMPTETimeCode(const char* pTimeCodeString /* format HH:MM:SS.FF */);
- SMPTETimeCode(const SMPTETimeCode& lhs);
- // assignment
- SMPTETimeCode& operator=(const SMPTETimeCode& lhs);
- enum DropFrame { DROP_FRAME, NON_DROP_FRAME }; // default DROP_FRAME
- enum FramesPerSec { FPS_25, FPS_30 }; // default FPS_30
- // conversion
- operator const char*();
- operator UINT32();
- void fromString(const char* pTimeCodeString);
- // arithmetic
- SMPTETimeCode operator+(const SMPTETimeCode& lhs);
- SMPTETimeCode operator-(const SMPTETimeCode& lhs);
- SMPTETimeCode& operator+=(const SMPTETimeCode& lhs);
- SMPTETimeCode& operator-=(const SMPTETimeCode& lhs);
- // comparison
- int compare(const SMPTETimeCode& lhs) const;
- int m_hour;
- int m_minute;
- int m_second;
- int m_frame;
- DropFrame m_dropFrame;
- FramesPerSec m_framesPerSec;
- private:
- void toMSec();
- void fromMSec();
- const char* toString();
- CHXString m_asString;
- UINT32 m_mSecs;
- };
- inline BOOL operator==(const SMPTETimeCode& t1, const SMPTETimeCode& t2)
- {
- return t1.compare(t2) == 0;
- }
- inline BOOL operator!=(const SMPTETimeCode& t1, const SMPTETimeCode& t2)
- {
- return t1.compare(t2) != 0;
- }
- inline BOOL operator<(const SMPTETimeCode& t1, const SMPTETimeCode& t2)
- {
- return t1.compare(t2) < 0;
- }
- inline BOOL operator>(const SMPTETimeCode& t1, const SMPTETimeCode& t2)
- {
- return t1.compare(t2) > 0;
- }
- inline BOOL operator<=(const SMPTETimeCode& t1, const SMPTETimeCode& t2)
- {
- return t1.compare(t2) <= 0;
- }
- inline BOOL operator>=(const SMPTETimeCode& t1, const SMPTETimeCode& t2)
- {
- return t1.compare(t2) >= 0;
- }
- #endif /* _SMPTE_H_ */