mirror of
https://github.com/rgaufman/live555.git
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75 lines
2.7 KiB
C++
75 lines
2.7 KiB
C++
/**********
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This library is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License as published by the
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Free Software Foundation; either version 3 of the License, or (at your
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option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.)
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This library is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
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more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this library; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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**********/
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// Copyright (c) 1996-2025, Live Networks, Inc. All rights reserved
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// A program that converts a MPEG-1 or 2 Program Stream file into
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// a Transport Stream file.
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// main program
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#include "liveMedia.hh"
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#include "BasicUsageEnvironment.hh"
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char const* inputFileName = "in.mpg";
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char const* outputFileName = "out.ts";
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void afterPlaying(void* clientData); // forward
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UsageEnvironment* env;
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int main(int argc, char** argv) {
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// Begin by setting up our usage environment:
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TaskScheduler* scheduler = BasicTaskScheduler::createNew();
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env = BasicUsageEnvironment::createNew(*scheduler);
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// Open the input file as a 'byte-stream file source':
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FramedSource* inputSource = ByteStreamFileSource::createNew(*env, inputFileName);
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if (inputSource == NULL) {
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*env << "Unable to open file \"" << inputFileName
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<< "\" as a byte-stream file source\n";
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exit(1);
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}
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// Create a MPEG demultiplexor that reads from that source.
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MPEG1or2Demux* baseDemultiplexor = MPEG1or2Demux::createNew(*env, inputSource);
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// Create, from this, a source that returns raw PES packets:
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MPEG1or2DemuxedElementaryStream* pesSource = baseDemultiplexor->newRawPESStream();
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// And, from this, a filter that converts to MPEG-2 Transport Stream frames:
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FramedSource* tsFrames
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= MPEG2TransportStreamFromPESSource::createNew(*env, pesSource);
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// Open the output file as a 'file sink':
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MediaSink* outputSink = FileSink::createNew(*env, outputFileName);
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if (outputSink == NULL) {
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*env << "Unable to open file \"" << outputFileName << "\" as a file sink\n";
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exit(1);
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}
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// Finally, start playing:
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*env << "Beginning to read...\n";
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outputSink->startPlaying(*tsFrames, afterPlaying, NULL);
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env->taskScheduler().doEventLoop(); // does not return
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return 0; // only to prevent compiler warning
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}
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void afterPlaying(void* /*clientData*/) {
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*env << "Done reading.\n";
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*env << "Wrote output file: \"" << outputFileName << "\"\n";
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exit(0);
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}
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