public WaveformExtraction(string filename, string outFilenameDat, string outFilenameJpg, bool deleteDat) : base() { MakeSureTmpFolderExists(); RunFfMpegWaveform(filename, outFilenameDat); RenderTestWaveformJpeg(outFilenameDat, outFilenameJpg); if (deleteDat) File.Delete(outFilenameDat); }