JBIG2 is an image compression standard for bi-level images, developed by the Joint Bi-level Image Experts Group. It is suitable for both lossless and...
17 KB (1,793 words) - 01:53, 2 April 2024
in fax machines. Now that the newer bi-level image compression standard JBIG2 has been released, JBIG is also known as JBIG1. JBIG was designed for compression...
4 KB (371 words) - 00:16, 17 February 2024
also reduce the size of the scanned file, though higher compression using JBIG2 can sometimes lead to character substitution errors in scanned documents...
4 KB (443 words) - 19:16, 23 November 2023
pdftotext and pdfimages. A vulnerability in the Xpdf implementation of the JBIG2 file format, re-used in Apple's iOS phone operating software, was used by...
5 KB (478 words) - 00:11, 27 September 2023
IW44. The mask image is compressed using a method called JB2 (similar to JBIG2). The JB2 encoding method identifies nearly identical shapes on the page...
21 KB (1,947 words) - 13:09, 10 July 2024
International. The exploit uses PDF files disguised as GIF files to inject JBIG2-encoded data to provoke an integer overflow in Apple's CoreGraphics system...
9 KB (749 words) - 02:02, 12 June 2024
for lossless extraction of images from PDF files, including JPEG2000 and JBIG2 format when used with option -all. It is freely available as part of poppler-utils...
1 KB (104 words) - 16:25, 17 September 2023
still pictures. The Joint Bi-level Image Experts Group created the JBIG and JBIG2 standards. The group often meets jointly with the JPEG committee, which...
7 KB (606 words) - 05:47, 28 April 2024
12639:1998. It was also later extended in ISO 12639:2004 / Amd. 1:2007 - Use of JBIG2-Amd2 compression in TIFF/IT. Wikimedia Commons has media related to Tagged...
53 KB (5,842 words) - 06:21, 3 April 2024
Dithering Connected-component labeling Discrete tomography Netpbm format JBIG/JBIG2 X BitMap X PixMap Oversampled binary image sensor "Conversion of a Color...
14 KB (1,628 words) - 00:47, 7 July 2024