Search found 4 matches
- 2018-10-15T12:15:45-07:00
- Forum: Users
- Topic: Detecting blank (no pixel) image files - version 7.0.8 Q16
- Replies: 7
- Views: 5775
Re: Detecting blank (no pixel) image files - version 7.0.8 Q16
Oh my goodness !!! THAT WORKS :lol: Thank you so much ! Here's the final code for anyone like me chiming in. To delete blank/empty images in a folder, do this : for file in D:/YOUR_FOLDER_HERE/YOUR_SUBFOLDER_HERE/*.png; do test=$(convert "$file" -alpha extract -format "%[fx:mean==0?0:1]" info:) if ...
- 2018-10-15T11:23:03-07:00
- Forum: Users
- Topic: Detecting blank (no pixel) image files - version 7.0.8 Q16
- Replies: 7
- Views: 5775
Re: Detecting blank image files
IM 6.4.7 is so ancient that you should upgrade. It is well over 500 versions old. Did you mean 6.9.4.7 perhaps, which is still rather old. For transparent images, you should extract the alpha channel and test if it is full black convert image -alpha extract -format "%[fx:mean==0?0:1]" info: if ...
- 2018-10-15T10:42:46-07:00
- Forum: Users
- Topic: Detecting blank (no pixel) image files - version 7.0.8 Q16
- Replies: 7
- Views: 5775
Re: Detecting blank (empty, transparent) image files
I'm using version 6.4.7. Q16. By blank, I mean fully transparent, with no visible pixel. You seem to be running a Unix shell on Windows. Perhaps Windows 10 unix or Cygwin. The bc command is a unix basic calculator, which seems to be missing from your unix environment. Often when you install unix on ...
- 2018-10-15T04:18:19-07:00
- Forum: Users
- Topic: Detecting blank (no pixel) image files - version 7.0.8 Q16
- Replies: 7
- Views: 5775
Detecting blank (no pixel) image files - version 7.0.8 Q16
Hi everyone, I've seen several topics about approching subject. But I can't find the solution by myself. I'm very new to shell and coding in general. My goal is to detect blank image files in a given folder and delete those files. Here's what I have so far (found in the forum) : for file in D:/00 ...