Search found 2 matches

by hoanghuynh
2018-01-11T00:09:33-07:00
Forum: Users
Topic: IM on CMD WORKS but not .NET program
Replies: 2
Views: 2317

IM on CMD WORKS but not .NET program

Hi, i'm tring to convert a .tiff image to .pdf, using IM 6.9.9-Q16 on Win Server 2012 R2 64bit by this command: CODE: SELECT ALL convert -resample 200x200 pathTIFFfile pathPDFfile if i run this command on CMD works fine, it generate a pdf file and i can open it. but if i try to develop same thing on...
by hoanghuynh
2018-01-09T20:07:57-07:00
Forum: Users
Topic: Losslessly remove chrominance channels iff JPEG is grayscale
Replies: 0
Views: 9108

Losslessly remove chrominance channels iff JPEG is grayscale

Is there a way of losslessly reducing a JPEG image's bit-depth to 8 if it's already in grayscale? CODE: SELECT ALL magick convert image image losslessly chooses the appropriate bit-depth for a grayscale PNG but results in recompression for JPEG. I'm currently using CODE: SELECT ALL jpegtran -graysca...