/// <summary>
/// Saves audio from a specific video file to disk.
/// </summary>
/// <param name="source">Source video file.</param>
/// <param name="output">Output audio file.</param>
/// <returns>Success state.</returns>
public FileInfo ExtractAudio(VideoInfo source, FileInfo output)
{
FFMpegHelper.ConversionExceptionCheck(source.ToFileInfo(), output);
FFMpegHelper.ExtensionExceptionCheck(output, FileExtension.Mp3);
var args = ArgumentsStringifier.Input(source) +
ArgumentsStringifier.Disable(Channel.Video) +
ArgumentsStringifier.Output(output);
if (!RunProcess(args, output))
{
throw new FFMpegException(FFMpegExceptionType.Operation, "Could not extract the audio from the requested video.");
}
output.Refresh();
return(output);
}
/// <summary>
/// Strips a video file of audio.
/// </summary>
/// <param name="source">Source video file.</param>
/// <param name="output">Output video file.</param>
/// <returns></returns>
public VideoInfo Mute(VideoInfo source, FileInfo output)
{
FFMpegHelper.ConversionExceptionCheck(source.ToFileInfo(), output);
FFMpegHelper.ConversionSizeExceptionCheck(source);
FFMpegHelper.ExtensionExceptionCheck(output, source.Extension);
var args = ArgumentsStringifier.Input(source) +
ArgumentsStringifier.Copy() +
ArgumentsStringifier.Disable(Channel.Audio) +
ArgumentsStringifier.Output(output);
if (!RunProcess(args, output))
{
throw new FFMpegException(FFMpegExceptionType.Operation, "Could not mute the requested video.");
}
return(new VideoInfo(output));
}