Commit bef76802de97c7ba917c4d397d9e7d648866c770

Glenn Randers-Pehrson 2017-01-05T18:09:33

[libpng16] Moved SSE2 optimization code into the main libpng source directory. Configure libpng with "configure --enable-intel-sse" or compile libpng with "-DPNG_INTEL_SSE" in CPPFLAGS to enable it. This patch was previously applied to libpng-1.6.28rc03 but withdrawn to allow time for QA.