mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-21 07:46:38 +00:00
1496394c0f
Original commit message from CVS: First stab at porting mplex
107 lines
2.4 KiB
C++
107 lines
2.4 KiB
C++
|
||
/*
|
||
* stillsstreams.c: Class for elemenary still video streams
|
||
* Most functionality is inherited from VideoStream
|
||
*
|
||
* Copyright (C) 2001 Andrew Stevens <andrew.stevens@philips.com>
|
||
*
|
||
*
|
||
* This program is free software; you can redistribute it and/or
|
||
* modify it under the terms of version 2 of the GNU General Public License
|
||
* as published by the Free Software Foundation.
|
||
*
|
||
* This program is distributed in the hope that it will be useful,
|
||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
* GNU General Public License for more details.
|
||
*
|
||
* You should have received a copy of the GNU General Public License
|
||
* along with this program; if not, write to the Free Software
|
||
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||
*/
|
||
|
||
|
||
#include "videostrm.hh"
|
||
|
||
class FrameIntervals
|
||
{
|
||
public:
|
||
virtual int NextFrameInterval () = 0;
|
||
};
|
||
|
||
//
|
||
// Class of sequence of frame intervals.
|
||
//
|
||
|
||
class ConstantFrameIntervals:public FrameIntervals
|
||
{
|
||
public:
|
||
ConstantFrameIntervals (int _frame_interval):frame_interval (_frame_interval)
|
||
{
|
||
}
|
||
int NextFrameInterval ()
|
||
{
|
||
return frame_interval;
|
||
};
|
||
private:
|
||
int frame_interval;
|
||
};
|
||
|
||
|
||
//
|
||
// Class for video stills sequence for (S)VCD non-mixed stills segment
|
||
// item
|
||
//
|
||
|
||
class StillsStream:public VideoStream
|
||
{
|
||
public:
|
||
StillsStream (IBitStream & ibs,
|
||
OutputStream & into, FrameIntervals * frame_ints):VideoStream (ibs, into),
|
||
current_PTS (0LL), current_DTS (0LL), intervals (frame_ints)
|
||
{
|
||
}
|
||
void Init ();
|
||
|
||
private:
|
||
virtual void NextDTSPTS (clockticks & DTS, clockticks & PTS);
|
||
clockticks current_PTS;
|
||
clockticks current_DTS;
|
||
FrameIntervals *intervals;
|
||
|
||
int opt_mux_format;
|
||
};
|
||
|
||
//
|
||
// Class for video stills sequence for VCD mixed stills Segment item.
|
||
//
|
||
|
||
class VCDStillsStream:public StillsStream
|
||
{
|
||
public:
|
||
VCDStillsStream (IBitStream & ibs,
|
||
OutputStream & into, FrameIntervals * frame_ints):StillsStream (ibs, into,
|
||
frame_ints),
|
||
sibling (0), stream_mismatch_warned (false)
|
||
{
|
||
}
|
||
|
||
void SetSibling (VCDStillsStream *);
|
||
virtual bool MuxPossible ();
|
||
|
||
private:
|
||
bool LastSectorLastAU ();
|
||
VCDStillsStream *sibling;
|
||
bool stream_mismatch_warned;
|
||
};
|
||
|
||
|
||
|
||
|
||
/*
|
||
* Local variables:
|
||
* c-file-style: "stroustrup"
|
||
* tab-width: 4
|
||
* indent-tabs-mode: nil
|
||
* End:
|
||
*/
|