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author | Glenn Randers-Pehrson <glennrp at users.sourceforge.net> | 2017-07-08 19:25:08 -0500 |
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committer | Glenn Randers-Pehrson <glennrp at users.sourceforge.net> | 2017-07-08 19:25:08 -0500 |
commit | 2b80b401be837d406897f2390b076e975065a8a0 (patch) | |
tree | f40fe6e92c8dc03e98b1ce174b1f86875c674f2e | |
parent | f16c3406cde2633f08e0e96bbc6a22b1fcefe799 (diff) | |
download | libpng-2b80b401be837d406897f2390b076e975065a8a0.tar.gz |
[libpng16] Mention cmake "PNG_HARDWARE_OPTIMIZATIONS" in INSTALL
-rw-r--r-- | INSTALL | 10 |
1 files changed, 10 insertions, 0 deletions
@@ -319,6 +319,16 @@ or via compiler-command options such as CPPFLAGS += "-DPNG_ARM_NEON_OPT=0, -DPNG_MIPS_MSA_OPT=0, -DPNG_INTEL_SSE_OPT=0, -DPNG_POWERPC_VSX_OPT=0" +If you are using cmake, hardware optimizations are "on" +by default. To disable them, use + + cmake . -DPNG_ARM_NEON=no -DPNG_INTEL_SSE=no \ + -DPNG_MIPS_MSA=no -DPNG_POWERPC_VSX=no + +or disable them all at once with + + cmake . -DPNG_HARDWARE_OPTIMIZATIONS=no + XV. Changes to the build and configuration of libpng in libpng-1.5.x Details of internal changes to the library code can be found in the CHANGES |