H263plusVideoRTPSink.hh 2.0 KB

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  1. /**********
  2. This library is free software; you can redistribute it and/or modify it under
  3. the terms of the GNU Lesser General Public License as published by the
  4. Free Software Foundation; either version 3 of the License, or (at your
  5. option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.)
  6. This library is distributed in the hope that it will be useful, but WITHOUT
  7. ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  8. FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
  9. more details.
  10. You should have received a copy of the GNU Lesser General Public License
  11. along with this library; if not, write to the Free Software Foundation, Inc.,
  12. 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  13. **********/
  14. // "liveMedia"
  15. // Copyright (c) 1996-2019 Live Networks, Inc. All rights reserved.
  16. // RTP sink for H.263+ video (RFC 4629)
  17. // C++ header
  18. #ifndef _H263_PLUS_VIDEO_RTP_SINK_HH
  19. #define _H263_PLUS_VIDEO_RTP_SINK_HH
  20. #ifndef _VIDEO_RTP_SINK_HH
  21. #include "VideoRTPSink.hh"
  22. #endif
  23. class H263plusVideoRTPSink: public VideoRTPSink {
  24. public:
  25. static H263plusVideoRTPSink* createNew(UsageEnvironment& env, Groupsock* RTPgs,
  26. unsigned char rtpPayloadFormat,
  27. u_int32_t rtpTimestampFrequency = 90000);
  28. protected:
  29. H263plusVideoRTPSink(UsageEnvironment& env, Groupsock* RTPgs,
  30. unsigned char rtpPayloadFormat,
  31. u_int32_t rtpTimestampFrequency);
  32. // called only by createNew()
  33. virtual ~H263plusVideoRTPSink();
  34. private: // redefined virtual functions:
  35. virtual void doSpecialFrameHandling(unsigned fragmentationOffset,
  36. unsigned char* frameStart,
  37. unsigned numBytesInFrame,
  38. struct timeval framePresentationTime,
  39. unsigned numRemainingBytes);
  40. virtual
  41. Boolean frameCanAppearAfterPacketStart(unsigned char const* frameStart,
  42. unsigned numBytesInFrame) const;
  43. virtual unsigned specialHeaderSize() const;
  44. };
  45. #endif