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// smpte.C
/******************************************************************************
*
* MiXViews - an X window system based sound & data editor/processor
*
* Copyright (c) 1993, 1994 Regents of the University of California
*
* Author: Douglas Scott
* Date: December 13, 1994
*
* Permission to use, copy and modify this software and its documentation
* for research and/or educational purposes and without fee is hereby granted,
* provided that the above copyright notice appear in all copies and that
* both that copyright notice and this permission notice appear in
* supporting documentation. The author reserves the right to distribute this
* software and its documentation. The University of California and the author
* make no representations about the suitability of this software for any
* purpose, and in no event shall University of California be liable for any
* damage, loss of data, or profits resulting from its use.
* It is provided "as is" without express or implied warranty.
*
******************************************************************************/
#ifdef __GNUG__
#pragma implementation
#endif
#include "smpte.h"
#include "localdefs.h"
SMPTE::Format
SMPTE::current_Format = SMPTE::Film;
double
SMPTE::frames_PerSecond[] = {
24.0, // Film
25.0, // PAL/SECAM Video
29.97, // NTSC Color Video
29.97, // NTSC Wall Clock Color Video (Drop-Frame)
30.0, // 30 Frame
30.0 // 30 Drop-Frame
};
const char *
SMPTE::formatNames() {
return "|Film|PAL/SECAM Video|NTSC Color Video|NTSC Wall Clock Color Video|30 Frame|30 Drop-Frame|";
};
double
SMPTE::frames(double time) {
return time * framesPerSecond();
}
double
SMPTE::framesPerSecond() {
return frames_PerSecond[powerOfTwoToLinearEnum(current_Format) - 1];
}
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