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| author | John Bowler <jbowler@acm.org> | 2011-11-03 18:31:00 -0500 |
|---|---|---|
| committer | Glenn Randers-Pehrson <glennrp at users.sourceforge.net> | 2011-11-03 18:31:00 -0500 |
| commit | fcc0263191d54846ea4c51bd26268c9e455f9051 (patch) | |
| tree | 4bb4628cff4aaf1270908efbbc3cce8642e033dc /pngwtran.c | |
| parent | 1d8b75550fcd072f7692c3a50debde6ad9a77bce (diff) | |
| download | libpng-fcc0263191d54846ea4c51bd26268c9e455f9051.tar.gz | |
[libpng15] Paeth filter speed improvements from work by Siarhei Siamashka. This
changes the 'Paeth' reconstruction function to improve the GCC code
generation on x86. The changes are only part of the suggested ones;
just the changes that definitely improve speed and remain simple.
The changes also slightly increase the clarity of the code. In a
Diffstat (limited to 'pngwtran.c')
0 files changed, 0 insertions, 0 deletions