/// <summary>
/// Adds audio to a video file.
/// </summary>
/// <param name="source">Source video file.</param>
/// <param name="audio">Source audio file.</param>
/// <param name="output">Output video file.</param>
/// <param name="stopAtShortest">Indicates if the encoding should stop at the shortest input file.</param>
/// <returns>Success state</returns>
public VideoInfo ReplaceAudio(VideoInfo source, FileInfo audio, FileInfo output, bool stopAtShortest = false)
{
FFMpegHelper.ConversionExceptionCheck(source.ToFileInfo(), output);
FFMpegHelper.InputsExistExceptionCheck(audio);
FFMpegHelper.ConversionSizeExceptionCheck(source);
FFMpegHelper.ExtensionExceptionCheck(output, source.Extension);
var args = ArgumentsStringifier.Input(source) +
ArgumentsStringifier.Input(audio) +
ArgumentsStringifier.Copy(Channel.Video) +
ArgumentsStringifier.Audio(AudioCodec.Aac, AudioQuality.Hd) +
ArgumentsStringifier.FinalizeAtShortestInput(stopAtShortest) +
ArgumentsStringifier.Output(output);
if (!RunProcess(args, output))
{
throw new FFMpegException(FFMpegExceptionType.Operation, "Could not replace the video audio.");
}
return(new VideoInfo(output));
}
/// <summary>
/// Adds a poster image to an audio file.
/// </summary>
/// <param name="image">Source image file.</param>
/// <param name="audio">Source audio file.</param>
/// <param name="output">Output video file.</param>
/// <returns></returns>
public VideoInfo PosterWithAudio(FileInfo image, FileInfo audio, FileInfo output)
{
FFMpegHelper.InputsExistExceptionCheck(image, audio);
FFMpegHelper.ExtensionExceptionCheck(output, FileExtension.Mp4);
FFMpegHelper.ConversionSizeExceptionCheck(Image.FromFile(image.FullName));
var args = ArgumentsStringifier.Loop(1) +
ArgumentsStringifier.Input(image) +
ArgumentsStringifier.Input(audio) +
ArgumentsStringifier.Video(VideoCodec.LibX264, 2400) +
ArgumentsStringifier.Audio(AudioCodec.Aac, AudioQuality.Normal) +
ArgumentsStringifier.FinalizeAtShortestInput(true) +
ArgumentsStringifier.Output(output);
if (!RunProcess(args, output))
{
throw new FFMpegException(FFMpegExceptionType.Operation, "An error occured while adding the audio file to the image.");
}
return(new VideoInfo(output));
}
