private static string GetSize(VideoSize videoSize, int width, int height)
{
switch (videoSize)
{
case VideoSize.F240p:
{
Tuple <int, int> finalSize = SizeHelper.GetSize(width, height, 426, 240);
return($"{finalSize.Item1}:{finalSize.Item2}");
}
case VideoSize.F360p:
{
Tuple <int, int> finalSize = SizeHelper.GetSize(width, height, 640, 360);
return($"{finalSize.Item1}:{finalSize.Item2}");
}
case VideoSize.F480p:
{
Tuple <int, int> finalSize = SizeHelper.GetSize(width, height, 854, 480);
return($"{finalSize.Item1}:{finalSize.Item2}");
}
case VideoSize.F720p:
{
Tuple <int, int> finalSize = SizeHelper.GetSize(width, height, 1280, 720);
return($"{finalSize.Item1}:{finalSize.Item2}");
}
case VideoSize.F1080p:
{
Tuple <int, int> finalSize = SizeHelper.GetSize(width, height, 1920, 1080);
return($"{finalSize.Item1}:{finalSize.Item2}");
}
default:
throw new InvalidOperationException("Format non reconnu.");
}
}
public static bool Encode(FileItem fileItem)
{
FileItem sourceFile = fileItem.FileContainer.SourceFileItem;
try
{
fileItem.SpriteEncodeProcess.StartProcessDateTime();
LogManager.AddSpriteMessage(LogLevel.Information, "SourceFilePath " + Path.GetFileName(fileItem.SourceFilePath), "Start Sprite");
int nbImages = VideoSettings.Instance.NbSpriteImages;
int heightSprite = VideoSettings.Instance.HeightSpriteImages;
// Calculer nb image/s
// si < 100s de vidéo -> 1 image/s
// sinon (nb secondes de la vidéo / 100) image/s
string frameRate = "1";
int duration = sourceFile.VideoDuration.Value;
if (duration > nbImages)
{
frameRate = $"{nbImages}/{duration}"; //frameRate = inverse de image/s
}
int spriteWidth = SizeHelper.GetWidth(sourceFile.VideoWidth.Value, sourceFile.VideoHeight.Value, heightSprite);
string sizeImageMax = $"scale={spriteWidth}:{heightSprite}";
// Extract frameRate image/s de la video
string arguments = $"-y -i {Path.GetFileName(fileItem.SourceFilePath)} -r {frameRate} -vf {sizeImageMax} -f image2 {GetPattern(fileItem.TempFilePath)}";
var ffmpegProcessManager = new FfmpegProcessManager(fileItem, fileItem.SpriteEncodeProcess);
ffmpegProcessManager.StartProcess(arguments, VideoSettings.Instance.EncodeGetImagesTimeout);
IList <string> files = GetListImageFrom(fileItem.TempFilePath); // récupération des images
LogManager.AddSpriteMessage(LogLevel.Information, (files.Count - 1) + " images", "Start Combine images");
// garder que les 100 dernières images pour éliminer les premières (1 ou 2 en réalité)
int skip = files.Count > VideoSettings.Instance.NbSpriteImages
? files.Count - VideoSettings.Instance.NbSpriteImages
: 0;
var list = new StringBuilder();
foreach (string imagePath in files.Skip(skip))
{
if (list.Length > 0)
{
list.Append(" ");
}
list.Append(Path.GetFileName(imagePath));
}
arguments = $"montage -mode concatenate -tile 1x {list} {Path.GetFileName(fileItem.TempFilePath)}";
var process = new ProcessManager(Path.Combine(GeneralSettings.Instance.ImageMagickPath, "magick"), arguments, LogManager.SpriteLogger);
bool successSprite = process.Launch(5);
TempFileManager.SafeDeleteTempFiles(files); // suppression des images
if (!successSprite)
{
fileItem.SpriteEncodeProcess.SetErrorMessage("Error while combine images", "Error creation sprite while combine images");
return(false);
}
fileItem.ReplaceOutputPathWithTempPath();
LogManager.AddSpriteMessage(LogLevel.Information, "OutputFileName " + Path.GetFileName(fileItem.OutputFilePath) + " / FileSize " + fileItem.FileSize, "End Sprite");
fileItem.SpriteEncodeProcess.EndProcessDateTime();
return(true);
}
catch (Exception ex)
{
string message = "Video Duration " + sourceFile.VideoDuration + " / FileSize " + fileItem.FileSize + " / Progress " + fileItem.SpriteEncodeProcess.Progress;
fileItem.SpriteEncodeProcess.SetErrorMessage("Exception non gérée", message, ex);
IList <string> files = GetListImageFrom(fileItem.TempFilePath); // récupération des images
TempFileManager.SafeDeleteTempFiles(files); // suppression des images
return(false);
}
}
private static string GetSize(VideoSize videoSize, int width, int height)
{
Tuple <int, int> finalSize = SizeHelper.GetSize(width, height, videoSize.Width, videoSize.Height);
return($"{finalSize.Item1}:{finalSize.Item2}");
}
