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| author | Prajakta Gudadhe <pgudadhe@nvidia.com> | 2012-06-11 14:08:27 -0700 |
|---|---|---|
| committer | John Reck <jreck@google.com> | 2013-07-15 13:12:43 -0700 |
| commit | 6a3be8dfbb7c258e7fbbd11f1078bf11c9be89bd (patch) | |
| tree | 977ba1a67a508d29799d75af44c8361953af4cfc /Android.mk | |
| parent | b84b1409efc0e2df28ff0969e10d33e40fc458f2 (diff) | |
| download | android_external_jpeg-6a3be8dfbb7c258e7fbbd11f1078bf11c9be89bd.tar.gz android_external_jpeg-6a3be8dfbb7c258e7fbbd11f1078bf11c9be89bd.tar.bz2 android_external_jpeg-6a3be8dfbb7c258e7fbbd11f1078bf11c9be89bd.zip | |
JPEG decoding neon optimization
Bug: 6633342
The idct and color conversion are neon accelerated.
Note, neon accelerations and armv6 assembly accelerations are muturaly
exclusive. When neon is not available, the armv6 assembly is used.
Change-Id: I4a7093e2199893154d64b43f2b0282971c19426c
Diffstat (limited to 'Android.mk')
| -rw-r--r-- | Android.mk | 12 |
1 files changed, 10 insertions, 2 deletions
@@ -40,9 +40,17 @@ ifeq ($(TARGET_ARCH_VARIANT),x86-atom) LOCAL_SRC_FILES += jidctintelsse.c endif -# enable armv6 idct assembly ifeq ($(strip $(TARGET_ARCH)),arm) - LOCAL_CFLAGS += -DANDROID_ARMV6_IDCT + ifeq ($(ARCH_ARM_HAVE_NEON),true) + #use NEON accelerations + LOCAL_CFLAGS += -DNV_ARM_NEON + LOCAL_SRC_FILES += \ + jsimd_arm_neon.S \ + jsimd_neon.c + else + # enable armv6 idct assembly + LOCAL_CFLAGS += -DANDROID_ARMV6_IDCT + endif endif # use mips assembler IDCT implementation if MIPS DSP-ASE is present |