void displayMetadatas( const char* filename )

{

using namespace avtranscoder;

Media input( filename );

input.analyse();

std::cout << "format name : " << input.getProperties().formatName << std::endl;

std::cout << "format long name : " << input.getProperties().formatLongName << std::endl;

std::cout << "start time : " << input.getProperties().startTime << std::endl;

std::cout << "duration : " << input.getProperties().duration << std::endl;

std::cout << "bitrate : " << input.getProperties().bitRate << std::endl;

std::cout << "number of streams : " << input.getProperties().streamsCount << std::endl;

std::cout << "number of programs : " << input.getProperties().programsCount << std::endl;

std::cout << "number of video streams : " << input.getProperties().videoStreams.size() << std::endl;

std::cout << "number of audio streams : " << input.getProperties().audioStreams.size() << std::endl;

// std::vector< std::pair< std::string, std::string > > metadatas

std::cout << "---------- Metadatas ----------" << std::endl;

for( size_t metadataIndex = 0; metadataIndex < input.getProperties().metadatas.size(); ++metadataIndex )

{

std::cout << std::left << std::setw( 24 ) << input.getProperties().metadatas.at(metadataIndex).first <<" : " << input.getProperties().metadatas.at(metadataIndex).second << std::endl;

}

for( size_t videoStreamIndex = 0; videoStreamIndex < input.getProperties().videoStreams.size(); ++videoStreamIndex )

{

std::cout << "---------- Video stream " << videoStreamIndex << " ----------" << std::endl;

std::cout << "codec name : " << input.getProperties().videoStreams.at(videoStreamIndex).codecName << std::endl;

std::cout << "codec long name : " << input.getProperties().videoStreams.at(videoStreamIndex).codecLongName << std::endl;

std::cout << "profile name : " << input.getProperties().videoStreams.at(videoStreamIndex).profileName << std::endl;

std::cout << "profile : " << input.getProperties().videoStreams.at(videoStreamIndex).profile << std::endl;

std::cout << "level : " << input.getProperties().videoStreams.at(videoStreamIndex).level << std::endl;

std::cout << "width : " << input.getProperties().videoStreams.at(videoStreamIndex).width << std::endl;

std::cout << "height : " << input.getProperties().videoStreams.at(videoStreamIndex).height << std::endl;

std::cout << "pixel aspect ratio : " << input.getProperties().videoStreams.at(videoStreamIndex).sar.num << "/" <<

input.getProperties().videoStreams.at(videoStreamIndex).sar.den << std::endl;

std::cout << "display aspect ratio : " << input.getProperties().videoStreams.at(videoStreamIndex).dar.num << "/" <<

input.getProperties().videoStreams.at(videoStreamIndex).dar.den << std::endl;

std::cout << "pixel type : " << input.getProperties().videoStreams.at(videoStreamIndex).pixelName << std::endl;

std::cout << "bit rate : " << input.getProperties().videoStreams.at(videoStreamIndex).bitRate << std::endl;

std::cout << "color transfert : " << input.getProperties().videoStreams.at(videoStreamIndex).colorTransfert << std::endl;

std::cout << "colorspace : " << input.getProperties().videoStreams.at(videoStreamIndex).colorspace << std::endl;

std::cout << "color range : " << input.getProperties().videoStreams.at(videoStreamIndex).colorRange << std::endl;

std::cout << "color primaries : " << input.getProperties().videoStreams.at(videoStreamIndex).colorPrimaries << std::endl;

std::cout << "chroma sample location : " << input.getProperties().videoStreams.at(videoStreamIndex).chromaSampleLocation << std::endl;

std::cout << "interlaced : " << ( input.getProperties().videoStreams.at(videoStreamIndex).isInterlaced ? "True" : "False" ) << std::endl;

std::cout << "top field first : " << ( input.getProperties().videoStreams.at(videoStreamIndex).topFieldFirst ? "True" : "False" ) << std::endl;

std::cout << "field order : " << input.getProperties().videoStreams.at(videoStreamIndex).fieldOrder << std::endl;

std::cout << "gop : ";

for( size_t frameIndex = 0; frameIndex < input.getProperties().videoStreams.at(videoStreamIndex).gopStructure.size(); ++frameIndex )

{

std::cout << input.getProperties().videoStreams.at(videoStreamIndex).gopStructure.at( frameIndex ).first;

std::cout << ( input.getProperties().videoStreams.at(videoStreamIndex).gopStructure.at( frameIndex ).second ? "*" : " " );

}

std::cout << std::endl;

}

for( size_t audioStreamIndex = 0; audioStreamIndex < input.getProperties().audioStreams.size(); ++audioStreamIndex )

{

std::cout << "---------- Audio stream " << audioStreamIndex << " ----------" << std::endl;

std::cout << "codec name : " << input.getProperties().audioStreams.at(audioStreamIndex).codecName << std::endl;

std::cout << "codec long name : " << input.getProperties().audioStreams.at(audioStreamIndex).codecLongName << std::endl;

std::cout << "sample format : " << input.getProperties().audioStreams.at(audioStreamIndex).sampleFormat << std::endl;

std::cout << "codec id : " << input.getProperties().audioStreams.at(audioStreamIndex).codecId << std::endl;

std::cout << "stream id : " << input.getProperties().audioStreams.at(audioStreamIndex).streamId << std::endl;

std::cout << "sample rate : " << input.getProperties().audioStreams.at(audioStreamIndex).sampleRate << std::endl;

std::cout << "channels : " << input.getProperties().audioStreams.at(audioStreamIndex).channels << std::endl;

std::cout << "bit rate : " << input.getProperties().audioStreams.at(audioStreamIndex).bit_rate << std::endl;

}

}

// a simply metadata getter

displayMetadatas( argv[1] );

// TESTS TO DO

// audio -> audio

// video -> video

// Audio + video -> Audio + video

// Audio // Video -> Audio + video

// Audio * N // Video -> Audio *N + video

// Audio * N // Video * N -> Audio *N + video * N