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NEON: implement alpha-filters (horizontal/vertical/gradient)

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gradient-filter code is not much faster, but maybe improvable in the future.

Change-Id: Ia16070e409fe8703b02276166f19526917df6b35
This commit is contained in:
Pascal Massimino
2017-01-16 16:11:41 +01:00
parent db013a8d5c
commit 1de931c669
8 changed files with 347 additions and 1 deletions
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8
src/dsp/filters.c
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@ -227,8 +227,9 @@ WebPFilterFunc WebPFilters[WEBP_FILTER_LAST];
WebPUnfilterFunc WebPUnfilters[WEBP_FILTER_LAST];
extern void VP8FiltersInitMIPSdspR2(void);
extern void VP8FiltersInitSSE2(void);
extern void VP8FiltersInitMSA(void);
extern void VP8FiltersInitNEON(void);
extern void VP8FiltersInitSSE2(void);
static volatile VP8CPUInfo filters_last_cpuinfo_used =
(VP8CPUInfo)&filters_last_cpuinfo_used;
@ -252,6 +253,11 @@ WEBP_TSAN_IGNORE_FUNCTION void VP8FiltersInit(void) {
VP8FiltersInitSSE2();
}
#endif
#if defined(WEBP_USE_NEON)
if (VP8GetCPUInfo(kNEON)) {
VP8FiltersInitNEON();
}
#endif
#if defined(WEBP_USE_MIPS_DSP_R2)
if (VP8GetCPUInfo(kMIPSdspR2)) {
VP8FiltersInitMIPSdspR2();