Commit Graph

56 Commits

Author SHA1 Message Date
Loren Merritt
bd58e7f730 remove a memcpy
Originally committed as revision 12193 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-02-25 05:46:53 +00:00
Loren Merritt
4a9ca0a279 simd and unroll png_filter_row
cycles per 1000 pixels on core2:
left: 9211->5170
top: 9283->2138
avg: 12215->7611
paeth: 64024->17360
overall rgb png decoding speed: +45%
overall greyscale png decoding speed: +6%

Originally committed as revision 12164 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-02-21 07:10:46 +00:00
Michael Niedermayer
1dc5527934 const
Originally committed as revision 11736 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-02-01 14:00:31 +00:00
Diego Biurrun
f1ea5c2a96 typo fixes
Originally committed as revision 9719 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-17 12:57:50 +00:00
Måns Rullgård
e0eddd1269 hardly anything in PNGContext is shared; split it
Originally committed as revision 9689 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-15 19:23:55 +00:00
Måns Rullgård
b958a7f111 separate en/decoder specific parts from png.c
Originally committed as revision 9686 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-15 18:24:26 +00:00