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skia / third_party / libpng / fcc0263191d54846ea4c51bd26268c9e455f9051
commitfcc0263191d54846ea4c51bd26268c9e455f9051[log] [tgz]
authorJohn Bowler <jbowler@acm.org>Thu Nov 03 18:31:00 2011 -0500
committerGlenn Randers-Pehrson <glennrp at users.sourceforge.net>Thu Nov 03 18:31:00 2011 -0500
tree4bb4628cff4aaf1270908efbbc3cce8642e033dc
parent1d8b75550fcd072f7692c3a50debde6ad9a77bce [diff]
[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
3 files changed
tree: 4bb4628cff4aaf1270908efbbc3cce8642e033dc
  1. arm/
  2. contrib/
  3. projects/
  4. scripts/
  5. aclocal.m4
  6. ANNOUNCE
  7. autogen.sh
  8. CHANGES
  9. CMakeLists.txt
  10. config.guess
  11. config.h.in
  12. config.sub
  13. configure
  14. configure.ac
  15. depcomp
  16. example.c
  17. INSTALL
  18. install-sh
  19. libpng-config.in
  20. libpng-manual.txt
  21. libpng.3
  22. libpng.pc.in
  23. libpngpf.3
  24. LICENSE
  25. ltmain.sh
  26. Makefile.am
  27. Makefile.in
  28. missing
  29. png.5
  30. png.c
  31. png.h
  32. pngbar.jpg
  33. pngbar.png
  34. pngconf.h
  35. pngdebug.h
  36. pngerror.c
  37. pngget.c
  38. pnginfo.h
  39. pngmem.c
  40. pngnow.png
  41. pngpread.c
  42. pngpriv.h
  43. pngread.c
  44. pngrio.c
  45. pngrtran.c
  46. pngrutil.c
  47. pngset.c
  48. pngstruct.h
  49. pngtest.c
  50. pngtest.png
  51. pngtrans.c
  52. pngvalid.c
  53. pngwio.c
  54. pngwrite.c
  55. pngwtran.c
  56. pngwutil.c
  57. README
  58. test-pngtest.sh
  59. test-pngvalid-full.sh
  60. test-pngvalid-simple.sh
  61. TODO