Search found 5 matches

by xpda
2015-05-31T20:08:49-07:00
Forum: Magick.NET
Topic: Converting 32-bit Windows Bitmap to MagickImage
Replies: 0
Views: 7091

Converting 32-bit Windows Bitmap to MagickImage

Is it possible to convert (in memory) a Windows bitmap with an Alpha channel to a MagickImage? When I try the following, it fails with formats Format32bppPARgb and Format32bppARgb, but works fine with Format24bppRgb. The error message is "no decode delegate for this image format `XWD'". (I'm a new M...
by xpda
2015-05-31T19:57:31-07:00
Forum: Magick.NET
Topic: TiffReadDefines Usage?
Replies: 2
Views: 4712

Re: TiffReadDefines Usage?

Thank you!
by xpda
2015-05-30T20:33:26-07:00
Forum: Magick.NET
Topic: TiffReadDefines Usage?
Replies: 2
Views: 4712

TiffReadDefines Usage?

I would like to read some metadata tags from a TIFF file, such as 11A and 11B, XResolution and YResolution. Can this be done with Magick.NET? I've tried this (and a few variations), looking for a profile in the image, but I'm not having any success: Dim x As New ImageMagick.TiffReadDefines() x.Ignor...
by xpda
2015-05-22T17:40:19-07:00
Forum: Bugs
Topic: Canny edge detection with Alpha
Replies: 3
Views: 3198

Re: Canny edge detection with Alpha

Thank you!!!
by xpda
2015-05-22T14:37:41-07:00
Forum: Bugs
Topic: Canny edge detection with Alpha
Replies: 3
Views: 3198

Canny edge detection with Alpha

Canny Edge detection doesn't seem to work properly when the image has an alpha channel, either from memory or a file. I'm a new user, so this could may be my fault, or maybe a mental problem. Here are a couple of files that work and don't work for me, both on the ImageMagic command line and the Magi...