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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) 1996-2005 Live Networks, Inc. All rights reserved.
// H.263+ Video RTP Sources
// C++ header
#ifndef _H263_PLUS_VIDEO_RTP_SOURCE_HH
#define _H263_PLUS_VIDEO_RTP_SOURCE_HH
#ifndef _MULTI_FRAMED_RTP_SOURCE_HH
#include "MultiFramedRTPSource.hh"
#endif
#define SPECIAL_HEADER_BUFFER_SIZE 1000
class H263plusVideoRTPSource: public MultiFramedRTPSource {
public:
static H263plusVideoRTPSource*
createNew(UsageEnvironment& env, Groupsock* RTPgs,
unsigned char rtpPayloadFormat,
unsigned rtpTimestampFrequency = 90000);
// A data structure that stores copies of the special header bytes
// from the most recent frame's RTP packets:
unsigned char fNumSpecialHeaders;
unsigned fSpecialHeaderBytesLength;
unsigned char fSpecialHeaderBytes[SPECIAL_HEADER_BUFFER_SIZE];
unsigned fPacketSizes[256];
protected:
virtual ~H263plusVideoRTPSource();
private:
H263plusVideoRTPSource(UsageEnvironment& env, Groupsock* RTPgs,
unsigned char rtpPayloadFormat,
unsigned rtpTimestampFrequency);
// called only by createNew()
private:
// redefined virtual functions:
virtual Boolean processSpecialHeader(BufferedPacket* packet,
unsigned& resultSpecialHeaderSize);
virtual char const* MIMEtype() const;
};
#endif
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