| /********** |
| 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. |
| // 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; |
| unsigned fPictureCount; // hack used to implement doGetNextFrame() ?? |
| Boolean fPictureEndMarker; |
| |
| private: |
| class H263plusVideoStreamParser* fParser; |
| struct timeval fPresentationTimeBase; |
| }; |
| |
| #endif |