private IFile MakeThumb(ManagerEngine man, IFile file)
{
ManagerConfig config = file.Config;
IFile thumbFile;
int thumbWidth, thumbHeight;
int configWidth, configHeight;
double scale;
MediaInfo thumbSize = new MediaInfo();
// Is not enabled
if (!config.GetBool("thumbnail.enabled", true))
{
return(file);
}
// Setup thumbnail path
IFile thumbDir = man.GetFile(file.Parent, config.Get("thumbnail.folder", "mcith"));
if (!thumbDir.Exists)
{
thumbDir.MkDir();
}
configWidth = config.GetInt("thumbnail.width", 90);
configHeight = config.GetInt("thumbnail.height", 90);
// Make thumbnail
thumbFile = man.GetFile(thumbDir.AbsolutePath, config.Get("thumbnail.prefix", "mcith") + file.Name);
MediaInfo imageSize = new MediaInfo(file.AbsolutePath);
// Need to scale?
if (imageSize.Width < configWidth && imageSize.Height < configHeight)
{
return(file);
}
// To large
if (imageSize.Width > config.GetInt("thumbnail.max_width", 65535) || imageSize.Height > config.GetInt("thumbnail.max_height", 65535))
{
return(file);
}
// Constrain proportions
scale = Math.Min(configWidth / (double)imageSize.Width, configHeight / (double)imageSize.Height);
if (config.Get("thumbnail.scale_mode", "percentage") == "percentage")
{
thumbWidth = scale > 1 ? imageSize.Width : (int)Math.Floor(imageSize.Width * scale);
thumbHeight = scale > 1 ? imageSize.Height : (int)Math.Floor(imageSize.Height * scale);
}
else
{
thumbWidth = config.GetInt("thumbnail.width", 90);
thumbHeight = config.GetInt("thumbnail.height", 90);
}
if (thumbFile.Exists)
{
thumbSize = new MediaInfo(thumbFile.AbsolutePath);
}
if (!thumbFile.Exists || thumbSize.Width != thumbWidth || thumbSize.Height != thumbHeight || file.LastModified != thumbFile.LastModified)
{
ImageUtils.MakeThumbnail(file.AbsolutePath, thumbFile.AbsolutePath, thumbWidth, thumbHeight, file.LastModified, config.GetInt("thumbnail.jpeg_quality", 75));
}
return(thumbFile);
}
