git-svn-id: svn+ssh://svn.code.sf.net/p/libjpeg-turbo/code/trunk@779 632fc199-4ca6-4c93-a231-07263d6284db

2012-02-07 20:39:33 +00:00
parent cd90164f77
commit 57a402e02e
1 changed files with 4 additions and 0 deletions
--- a/ChangeLog.txt
+++ b/ChangeLog.txt
@@ -5,6 +5,10 @@
 11/8, 3/2, 13/8, 7/4, 15/8, and 2) when decompressing.  Currently, the IDCT
 will not be SIMD-accelerated when using any of these scaling factors.

+[2] Added SIMD acceleration for performing 4:2:2 upsampling on NEON-capable ARM
+platforms.  This speeds up the decompression of 4:2:2 JPEGs by 20-25% on such
+platforms.
+

 1.2.0
 =====