text: /**********
  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) 1996-2017 Live Networks, Inc.  All rights reserved.
  // A source that consists of multiple byte-stream files, read sequentially
  // C++ header
  
  #ifndef _BYTE_STREAM_MULTI_FILE_SOURCE_HH
  #define _BYTE_STREAM_MULTI_FILE_SOURCE_HH
  
  #ifndef _BYTE_STREAM_FILE_SOURCE_HH
  #include "ByteStreamFileSource.hh"
  #endif
  
  class ByteStreamMultiFileSource: public FramedSource {
  public:
    static ByteStreamMultiFileSource*
    createNew(UsageEnvironment& env, char const** fileNameArray,
  	    unsigned preferredFrameSize = 0, unsigned playTimePerFrame = 0);
    // A 'filename' of NULL indicates the end of the array
  
    Boolean haveStartedNewFile() const { return fHaveStartedNewFile; }
    // True iff the most recently delivered frame was the first from a newly-opened file
  
  protected:
    ByteStreamMultiFileSource(UsageEnvironment& env, char const** fileNameArray,
  			    unsigned preferredFrameSize, unsigned playTimePerFrame);
  	// called only by createNew()
  
    virtual ~ByteStreamMultiFileSource();
  
  private:
    // redefined virtual functions:
    virtual void doGetNextFrame();
  
  private:
    static void onSourceClosure(void* clientData);
    void onSourceClosure1();
    static void afterGettingFrame(void* clientData,
  				unsigned frameSize, unsigned numTruncatedBytes,
                                  struct timeval presentationTime,
  				unsigned durationInMicroseconds);
  
  private:
    unsigned fPreferredFrameSize;
    unsigned fPlayTimePerFrame;
    unsigned fNumSources;
    unsigned fCurrentlyReadSourceNumber;
    Boolean fHaveStartedNewFile;
    char const** fFileNameArray;
    ByteStreamFileSource** fSourceArray;
  };
  
  #endif
  