Thanks for your quick reply. In fact the "bandpass_EOF-6.png" was convert from a eps file:
http://dl.dropbox.com/u/16633290/bandpass_EOF-1.eps
with the command: convert -density 300 bandpass_EOF-1.eps -trim -depth 8 bandpass_EOF-6.png
What I want is a png file with 150x150 resolution. I use the ...
Search found 2 matches
- 2011-06-24T23:16:42-07:00
- Forum: Users
- Topic: file size get bigger while sampling down
- Replies: 3
- Views: 6440
- 2011-06-24T20:01:12-07:00
- Forum: Users
- Topic: file size get bigger while sampling down
- Replies: 3
- Views: 6440
file size get bigger while sampling down
'The out put of 'identify -verbose' of the original file is:
Image: bandpass_EOF-6.png
Format: PNG (Portable Network Graphics)
Class: DirectClass
Geometry: 2082x1927+0+0
Resolution: 300x300
Print size: 6.94x6.42333
Units: Undefined
Type: TrueColor
Endianess: Undefined
Colorspace: RGB ...
Image: bandpass_EOF-6.png
Format: PNG (Portable Network Graphics)
Class: DirectClass
Geometry: 2082x1927+0+0
Resolution: 300x300
Print size: 6.94x6.42333
Units: Undefined
Type: TrueColor
Endianess: Undefined
Colorspace: RGB ...