AWARE SYSTEMS
TIFF and LibTiff Mail List Archive

Thread

2008.01.23 17:40 "[Tiff] tiff library and exif", by Jamie L. Finch
2008.02.06 18:40 "[Tiff] tiff library and exif", by Jamie L. Finch
2008.02.06 20:03 "[Tiff] Bug in tif_print.c for TIFFTAG_REFERENCEBLACKWHITE", by Edward Lam
2008.02.15 14:36 "[Tiff] bug? JPEGQUALITY seems not to be read correctly", by John
2008.02.15 14:57 "RE: [Tiff] bug? JPEGQUALITY seems not to be read correctly", by Ed Grissom
2008.02.15 15:02 "Re: [Tiff] bug? JPEGQUALITY seems not to be read correctly", by John
2008.02.15 15:14 "RE: [Tiff] bug? JPEGQUALITY seems not to be read correctly", by Ed Grissom
2008.02.18 10:44 "RE: [Tiff] bug? JPEGQUALITY seems not to be read correctly", by Gerben Vos
2008.02.18 12:29 "Re: [Tiff] bug? JPEGQUALITY seems not to be read correctly", by John
2008.02.18 13:12 "Re: [Tiff] bug? JPEGQUALITY seems not to be read correctly", by
2008.02.18 14:23 "Re: [Tiff] bug? JPEGQUALITY seems not to be read correctly", by
2008.02.15 17:51 "RE: [Tiff] bug? JPEGQUALITY seems not to be read correctly", by Bob Friesenhahn

2008.02.15 17:51 "RE: [Tiff] bug? JPEGQUALITY seems not to be read correctly", by Bob Friesenhahn

It is difficult to recreate the q-setting that was used to create a q-table.

Both GraphicsMagick and ImageMagick contain code which does a fine job of estimating the libjpeg equivalent parameters used when writing the JPEG. Perhaps this code can be hoisted?

Bob
======================================
Bob Friesenhahn
bfriesen@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/
GraphicsMagick Maintainer, http://www.GraphicsMagick.org/