public string Join(params string[] inputs) { var tempVideos = AdjustResolutions(inputs); var outputVideo = FilesUtils.GetMediaFile("{0}.mp4", Guid.NewGuid()); var files = ""; var filters = "-filter_complex \""; for (var i = 0; i < tempVideos.Count; i++) { files += $"-i {tempVideos[i]} "; filters += $"[{i}:v:0][{i}:a:0]"; } var parameters = files + filters + $"concat=n={tempVideos.Count}:v=1:a=1[outv][outa]\" " + $"-map \"[outv]\" -map \"[outa]\" -y {outputVideo}"; using (var process = ConfigureProcess(FfmpegPath, parameters)) { process.Start(); process.WaitForExit(); } FilesUtils.CleanTempFiles(tempVideos); return(outputVideo); }
public string GetFrame(string inputVideo, int timeInSeconds) { var inputVideoName = Path.GetFileNameWithoutExtension(inputVideo); var outputFrame = FilesUtils.GetMediaFile("{0}_{1}_sec.jpeg", inputVideoName, timeInSeconds); var parameters = $"-ss {timeInSeconds} -i {inputVideo} -frames:v 1 -y {outputFrame}"; using (var process = ConfigureProcess(FfmpegPath, parameters)) { process.Start(); process.WaitForExit(); } return(outputFrame); }
public string Convert(string inputVideo, VideoConversionOptions options) { var outputFile = FilesUtils.GetMediaFile( "{0}_{1}.{2}", Path.GetFileNameWithoutExtension(inputVideo), Guid.NewGuid(), options.Format.ToString().ToLower()); var parameters = $"-i {inputVideo} "; if (VideoCodecs.ContainsKey(options.Format)) { parameters += $"-vcodec {VideoCodecs[options.Format]} "; } if (options.Width != 0 && options.Height != 0) { parameters += $"-s {options.Width}x{options.Height} "; } if (options.HorizontalAspect != 0 && options.VerticalAspect != 0) { parameters += $"-aspect {options.Width}:{options.Height} "; } if (options.Bitrate > 0) { parameters += $"-b:v {options.Bitrate}k "; } if (AudioCodecs.ContainsKey(options.Format)) { parameters += $"-acodec {AudioCodecs[options.Format]} -b:a 64k "; } parameters += $"-y {outputFile}"; using (var process = ConfigureProcess(FfmpegPath, parameters)) { process.Start(); process.WaitForExit(); } return(outputFile); }