protected override void OnCompleted(object sender, DownloadCompletedEventArgs e)
{
DownloadItemData IData = e.DownloadInfo.Data as DownloadItemData;
Media Video = IData.Media;
string Destination = e.DownloadInfo.Destination;
string DestinationExt = Path.GetExtension(Destination);
Destination = Destination.Substring(0, Destination.Length - Path.GetExtension(Destination).Length);
// Ensure download and merge succeeded.
if (!FileHasContent(e.DownloadInfo.Destination))
{
e.DownloadInfo.Status = DownloadStatus.Failed;
return;
}
// Get final file name.
DefaultMediaPath PathCalc = new DefaultMediaPath();
string NewFileName = PathCalc.GetDefaultFileName(Video.Artist, Video.Title, Video.MediaCategoryId, (MediaType)Video.MediaTypeId);
Directory.CreateDirectory(Path.GetDirectoryName(Settings.NaturalGroundingFolder + NewFileName));
Video.FileName = NewFileName + DestinationExt;
// Move file and overwrite.
string DstFile = Settings.NaturalGroundingFolder + Video.FileName;
if (File.Exists(DstFile))
{
FileOperationAPIWrapper.MoveToRecycleBin(DstFile);
}
File.Move(Destination + DestinationExt, DstFile);
// Add to database
EditVideoBusiness Business = new EditVideoBusiness();
Media ExistingData = Business.GetVideoById(Video.MediaId);
if (ExistingData != null)
{
// Edit video info.
ExistingData.FileName = Video.FileName;
ExistingData.Length = null;
ExistingData.Height = null;
Business.Save();
}
else
{
// Add new video info.
Business.AddVideo(Video);
Business.Save();
}
base.OnCompleted(sender, e);
}
private async Task DownloadCompletedAsync(DownloadItem downloadInfo) {
// Separate file extension.
string Destination = downloadInfo.Files[0].Destination;
string DestinationExt = Path.GetExtension(Destination);
Destination = Destination.Substring(0, Destination.Length - Path.GetExtension(Destination).Length);
Media video = downloadInfo.Request;
if (downloadInfo.Files.Count > 1) {
VideoType File1Type = downloadInfo.Files[0].Source.VideoType;
AudioType File2Type = downloadInfo.Files[1].Source.AudioType;
string File1Ext = GetCodecExtension(File1Type);
string File2Ext = GetAudioExtension(File2Type);
DestinationExt = GetFinalExtension(File1Type, File2Type);
// Make sure output file doesn't already exist.
File.Delete(Destination + DestinationExt);
// Merge audio and video files.
await Task.Run(() => FfmpegBusiness.JoinAudioVideo(Destination + File1Ext, Destination + File2Ext, Destination + DestinationExt, true));
// Delete source files
File.Delete(Destination + File1Ext);
File.Delete(Destination + File2Ext);
} else if (downloadInfo.UpgradeAudio) {
// Get original video format.
MediaInfoReader MediaReader = new MediaInfoReader();
//await MediaReader.LoadInfoAsync(Settings.NaturalGroundingFolder + downloadInfo.Request.FileName);
string VideoDestExt = ".mkv";
//if (MediaReader.VideoFormat == "VP8" || MediaReader.VideoFormat == "VP9")
// VideoDestExt = ".webm";
string VideoDest = downloadInfo.Destination + " (extract)" + VideoDestExt;
// Keep existing video and upgrade audio.
string AudioExt = GetAudioExtension(downloadInfo.Files[0].Source.AudioType);
DestinationExt = GetFinalExtension(Path.GetExtension(downloadInfo.Request.FileName), AudioExt);
// Merge audio and video files.
await Task.Run(() => {
FfmpegBusiness.ExtractVideo(Settings.NaturalGroundingFolder + downloadInfo.Request.FileName, VideoDest, true);
if (FileHasContent(VideoDest))
FfmpegBusiness.JoinAudioVideo(VideoDest, Destination + AudioExt, Destination + DestinationExt, true);
});
// Delete source files
File.Delete(VideoDest);
File.Delete(Destination + AudioExt);
if (FileHasContent(Destination + DestinationExt) && File.Exists(Settings.NaturalGroundingFolder + downloadInfo.Request.FileName))
FileOperationAPIWrapper.MoveToRecycleBin(Settings.NaturalGroundingFolder + downloadInfo.Request.FileName);
}
// Ensure download and merge succeeded.
if (FileHasContent(Destination + DestinationExt)) {
// Get final file name.
DefaultMediaPath PathCalc = new DefaultMediaPath();
string NewFileName = PathCalc.GetDefaultFileName(video.Artist, video.Title, video.MediaCategoryId, (MediaType)video.MediaTypeId);
Directory.CreateDirectory(Path.GetDirectoryName(Settings.NaturalGroundingFolder + NewFileName));
video.FileName = NewFileName + DestinationExt;
// Move file and overwrite.
if (downloadInfo.Request.FileName != null && File.Exists(Settings.NaturalGroundingFolder + downloadInfo.Request.FileName))
FileOperationAPIWrapper.MoveToRecycleBin(Settings.NaturalGroundingFolder + downloadInfo.Request.FileName);
File.Move(Destination + DestinationExt, Settings.NaturalGroundingFolder + video.FileName);
} else
throw new FileNotFoundException("Audio and video streams could not be merged.");
// Add to database
EditVideoBusiness Business = new EditVideoBusiness();
Media ExistingData = Business.GetVideoById(video.MediaId);
if (ExistingData != null) {
// Edit video info.
ExistingData.FileName = video.FileName;
ExistingData.Length = null;
ExistingData.Height = null;
Business.Save();
} else {
// Add new video info.
Business.AddVideo(video);
Business.Save();
}
downloadInfo.Request.FileName = video.FileName;
downloadInfo.Status = DownloadStatus.Done;
}