blob: 3ee5966c2e8f76520c0fc240a94c5f9f97178a4c [file] [log] [blame]
/**********
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 3 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.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
**********/
// "liveMedia"
// Copyright (c) 1996-2020 Live Networks, Inc. All rights reserved.
// Raw Video RTP Sources (RFC 4175)
// C++ header
#ifndef _RAW_VIDEO_RTP_SOURCE_HH
#define _RAW_VIDEO_RTP_SOURCE_HH
#ifndef _MULTI_FRAMED_RTP_SOURCE_HH
#include "MultiFramedRTPSource.hh"
#endif
class RawVideoRTPSource: public MultiFramedRTPSource {
public:
static RawVideoRTPSource* createNew(UsageEnvironment& env, Groupsock* RTPgs,
unsigned char rtpPayloadFormat,
unsigned rtpTimestampFrequency);
u_int16_t currentLineNumber() const; // of the most recently-read/processed scan line
u_int8_t currentLineFieldId() const; // of the most recently-read/processed scan line (0 or 1)
u_int16_t currentOffsetWithinLine() const; // of the most recently-read/processed scan line
protected:
RawVideoRTPSource(UsageEnvironment& env, Groupsock* RTPgs,
unsigned char rtpPayloadFormat,
unsigned rtpTimestampFrequency = 90000);
// called only by createNew()
virtual ~RawVideoRTPSource();
protected:
// redefined virtual functions:
virtual Boolean processSpecialHeader(BufferedPacket* packet,
unsigned& resultSpecialHeaderSize);
virtual char const* MIMEtype() const;
private:
unsigned fNumLines; // in the most recently read packet
unsigned fNextLine; // index of the next AU Header to read
struct LineHeader* fLineHeaders;
friend class RawVideoBufferedPacket;
};
#endif