public void NetVipsResize(string input)
{
// Thumbnail to fit a 150x150 square
using (var thumb = NetVipsImage.Thumbnail(input, ThumbnailSize, ThumbnailSize))
{
// Save the results
thumb.Jpegsave(OutputPath(input, NetVips), q: Quality, strip: true);
}
}
public static byte[] Resize(byte[] imageContent, Size size, out string error, int jpgQuality = 75)
{
try
{
// load the image
NetVips.Image image = NetVips.Image.NewFromBuffer(imageContent).ThumbnailImage(size.Width, size.Height);
error = null;
return(image.JpegsaveBuffer(q: jpgQuality));
}
catch (Exception e)
{
error = e.Message;
return(null);
}
}
private byte[] CreateThumbnail(ZipArchiveEntry entry, string formatExtension = ".jpg")
{
if (!formatExtension.StartsWith("."))
{
formatExtension = $".{formatExtension}";
}
try
{
using var stream = entry.Open();
using var thumbnail = Image.ThumbnailStream(stream, ThumbnailWidth);
return(thumbnail.WriteToBuffer(formatExtension));
}
catch (Exception ex)
{
_logger.LogError(ex, "There was a critical error and prevented thumbnail generation on {EntryName}. Defaulting to no cover image", entry.FullName);
}
return(Array.Empty <byte>());
}
private byte[] CreateThumbnail(byte[] entry, string formatExtension = ".jpg")
{
if (!formatExtension.StartsWith("."))
{
formatExtension = "." + formatExtension;
}
try
{
using var thumbnail = Image.ThumbnailBuffer(entry, ThumbnailWidth);
return(thumbnail.WriteToBuffer(formatExtension));
}
catch (Exception ex)
{
_logger.LogError(ex, "[CreateThumbnail] There was a critical error and prevented thumbnail generation. Defaulting to no cover image");
}
return(Array.Empty <byte>());
}
