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/**********
This library is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the
Free Software Foundation; either version 2.1 of the License, or (at your
option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.)
This library 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 Lesser General Public License for
more details.
You should have received a copy of the GNU Lesser General Public License
along with this library; if not, write to the Free Software Foundation, Inc.,
59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
**********/
// "liveMedia"
// Copyright (c) 1996-2006 Live Networks, Inc. All rights reserved.
// A filter that breaks up an H263 video elementary stream into frames.
// Author Benhard Feiten
#ifndef _H263PLUS_VIDEO_STREAM_FRAMER_HH
#define _H263PLUS_VIDEO_STREAM_FRAMER_HH
#ifndef _FRAMED_FILTER_HH
#include "FramedFilter.hh"
#endif
class H263plusVideoStreamFramer: public FramedFilter {
public:
static H263plusVideoStreamFramer* createNew(UsageEnvironment& env, FramedSource* inputSource);
Boolean& pictureEndMarker() { return fPictureEndMarker; } // a hack for implementing the RTP 'M' bit
protected:
// Constructor called only by createNew(), or by subclass constructors
H263plusVideoStreamFramer(UsageEnvironment& env,
FramedSource* inputSource,
Boolean createParser = True);
virtual ~H263plusVideoStreamFramer();
public:
static void continueReadProcessing(void* clientData,
unsigned char* ptr, unsigned size,
struct timeval presentationTime);
void continueReadProcessing();
private:
virtual void doGetNextFrame();
virtual Boolean isH263plusVideoStreamFramer() const;
protected:
double fFrameRate; // Note: For MPEG-4, this is really a 'tick rate' ??
unsigned fPictureCount; // hack used to implement doGetNextFrame() ??
Boolean fPictureEndMarker;
private:
class H263plusVideoStreamParser* fParser;
struct timeval fPresentationTimeBase;
};
#endif
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