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/*
parse/stores GOP (group of picture) information from a mpegVideoStream
Copyright (C) 2000 Martin Vogt
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Library General Public License as published by
the Free Software Foundation.
For more information look at the file COPYRIGHT in this package
*/
#ifndef __GOP_H
#define __GOP_H
#include "mpegVideoStream.h"
#include "mpegExtension.h"
class GOP {
/* Group of pictures structure. */
int drop_flag; /* Flag indicating dropped frame. */
int tc_hours; /* Hour component of time code. */
unsigned int tc_minutes; /* Minute component of time code. */
unsigned int tc_seconds; /* Second component of time code. */
unsigned int tc_pictures; /* Picture counter of time code. */
int closed_gop; /* Indicates no pred. vectors to
previous group of pictures. */
int broken_link; /* B frame unable to be decoded. */
MpegExtension* mpegExtension;
public:
GOP();
~GOP();
int processGOP(MpegVideoStream* mpegVideoStream);
void copyTo(GOP* dest);
inline int getDropFlag() { return drop_flag; }
inline unsigned int getHour() { return tc_hours; }
inline unsigned int getMinutes() { return tc_minutes; }
inline unsigned int getSeconds() { return tc_seconds; }
inline unsigned int getPictures() { return tc_pictures; }
inline int getClosedGOP() { return closed_gop; }
inline int getBrokenLink() { return broken_link; }
inline void setHour(int hour) { this->tc_hours=hour; }
inline void setMinute(unsigned int minute) { this->tc_minutes=minute; }
inline void setSecond(unsigned int second) { this->tc_seconds=second; }
// returns diff in seconds
int substract(GOP* minus,GOP* dest);
void print(const char* description);
};
#endif
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