Search found 50 matches

by elisegev
2006-03-30T12:46:06-07:00
Forum: Users
Topic: Validity of a PDF File
Replies: 5
Views: 18384

Validity of a PDF File

I generate a PDF file with the aid of iText (http://www.lowagie.com/iText/docs.html). When I convert this PDF file to JPG, I get the following warming messages: **** Warning: File has an invalid xref entry: 2. Rebuilding xref table. **** This file had errors that were repaired or ignored. **** The f...
by elisegev
2006-02-22T14:42:17-07:00
Forum: Users
Topic: Convert PDF to JPEG
Replies: 4
Views: 21877

Re: Convert PDF to JPEG

Check to be certain the resultant jpeg is rgb, not cmyk. Some browsers will not display cmyk images, including FF. Add -colorspace RGB to the command as a start. TD Thanks! This suggestion worked. Now I can display the JPEG file in a browser. The original file was created with Adobe Illustrator and...
by elisegev
2006-02-22T13:39:07-07:00
Forum: Users
Topic: Convert PDF to JPEG
Replies: 4
Views: 21877

I don't know much about how JPEG are stored and what standards they follow. It seems that this file, which is generated from a PDF file, has an Alpha channel. I get this information when loading the file with javax.imageio and java.awt.image packages. Are JPEG files allowed to have an alpha channel?...
by elisegev
2006-02-21T14:23:47-07:00
Forum: Users
Topic: Convert PDF to JPEG
Replies: 4
Views: 21877

magick wrote: Try adding -interlace none to your command line to create a non-progressive JPEG image. Some browsers cannot display progressive JPEG images.


I tried adding '-interlace none' to the command, but got the same results.

The ImageMagick is 6.2.4 and not 6.2.5.
by elisegev
2006-02-21T08:29:54-07:00
Forum: Users
Topic: Convert PDF to JPEG
Replies: 4
Views: 21877

Convert PDF to JPEG

I have a PDF file. When I convert it to JPEG, I cannot display the result in any browser (IE and Firefox). Firefox says: The image "..." cannot be displayed, because it contains errors. This issue happens on Windows and Solaris with ImageMagick 6.2.5. The converted file can be displayed in any JPEG ...