Legacy ImageMagick Discussions Archive

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ImageMagick.MagickMissingDelegateErrorException: no decode delegate for this image format `' @ error/blob.c/CustomStreamToImage/770
   bei ImageMagick.MagickImageCollection.NativeMagickImageCollection.ReadStream(MagickSettings settings, ReadWriteStreamDelegate reader, SeekStreamDelegate seeker, TellStreamDelegate teller)
   bei ImageMagick.MagickImageCollection.AddImages(Stream stream, MagickReadSettings readSettings, Boolean ping)
   bei ImageMagick.MagickImageCollection.AddRange(Stream stream)
   bei ***.cs:Zeile 184.

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                            // Try To Read Multipage-TIFF
                            using (MagickImageCollection tiffImageCollection = new MagickImageCollection())
                            {
                                tiffImageCollection.AddRange(att.ContentStream);

                                foreach (var img in tiffImageCollection)
                                {
                                    // Add binarized Image to Collection                                    
                                    img.Depth = 1;
                                    img.Settings.Compression = Compression.Fax;
                                    collection.Add(img);
                                }
                                
                                [...]
                                
                            }

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                   var img = new MagickImage(att.ContentStream);
                   img.Depth = 1;
                   img.Settings.Compression = Compression.Fax;
                   collection.Add(img);