コード例 #1
0
        /// <summary>
        ///     Joins a list of video files.
        /// </summary>
        /// <param name="output">Output video file.</param>
        /// <param name="videos">List of vides that need to be joined together.</param>
        /// <returns>Output video information.</returns>
        public VideoInfo Join(FileInfo output, params VideoInfo[] videos)
        {
            FFMpegHelper.OutputExistsExceptionCheck(output);
            FFMpegHelper.InputsExistExceptionCheck(videos.Select(video => video.ToFileInfo()).ToArray());

            var temporaryVideoParts = videos.Select(video =>
            {
                FFMpegHelper.ConversionSizeExceptionCheck(video);
                var destinationPath = video.FullName.Replace(video.Extension, FileExtension.Ts);
                Convert(
                    video,
                    new FileInfo(destinationPath),
                    VideoType.Ts
                    );
                return(destinationPath);
            }).ToList();

            var args = ArgumentsStringifier.InputConcat(temporaryVideoParts) +
                       ArgumentsStringifier.Copy() +
                       ArgumentsStringifier.BitStreamFilter(Channel.Audio, Filter.Aac_AdtstoAsc) +
                       ArgumentsStringifier.Output(output);

            try
            {
                if (!RunProcess(args, output))
                {
                    throw new FFMpegException(FFMpegExceptionType.Operation, "Could not join the provided video files.");
                }
                return(new VideoInfo(output));
            }
            finally
            {
                Cleanup(temporaryVideoParts);
            }
        }