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dsp/upsampling*.c: rework WEBP_USE_<arch> ifdef

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add a dummy init rather than repeating the '#ifdef WEBP_USE_...'
pattern.

Change-Id: I3c753915eefe900987c9720733efb720ebe6bfa7
This commit is contained in:
James Zern
2015-03-19 22:49:19 -07:00
parent 808094228c
commit 6584d398eb
3 changed files with 38 additions and 44 deletions
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25
src/dsp/upsampling_neon.c
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@ -236,32 +236,27 @@ NEON_UPSAMPLE_FUNC(UpsampleBgrLinePair, Bgr, 3)
NEON_UPSAMPLE_FUNC(UpsampleRgbaLinePair, Rgba, 4)
NEON_UPSAMPLE_FUNC(UpsampleBgraLinePair, Bgra, 4)
#endif // FANCY_UPSAMPLING
#endif // WEBP_USE_NEON
//------------------------------------------------------------------------------
extern void WebPInitUpsamplersNEON(void);
#ifdef FANCY_UPSAMPLING
// Entry point
extern WebPUpsampleLinePairFunc WebPUpsamplers[/* MODE_LAST */];
extern void WebPInitUpsamplersNEON(void);
WEBP_TSAN_IGNORE_FUNCTION void WebPInitUpsamplersNEON(void) {
#if defined(WEBP_USE_NEON)
WebPUpsamplers[MODE_RGB] = UpsampleRgbLinePair;
WebPUpsamplers[MODE_RGBA] = UpsampleRgbaLinePair;
WebPUpsamplers[MODE_BGR] = UpsampleBgrLinePair;
WebPUpsamplers[MODE_BGRA] = UpsampleBgraLinePair;
WebPUpsamplers[MODE_rgbA] = UpsampleRgbaLinePair;
WebPUpsamplers[MODE_bgrA] = UpsampleBgraLinePair;
#endif // WEBP_USE_NEON
}
#else
// this empty function is to avoid an empty .o
WEBP_TSAN_IGNORE_FUNCTION void WebPInitUpsamplersNEON(void) {}
#endif // FANCY_UPSAMPLING
#endif // WEBP_USE_NEON
#if !(defined(FANCY_UPSAMPLING) && defined(WEBP_USE_NEON))
extern void WebPInitUpsamplersNEON(void);
WEBP_TSAN_IGNORE_FUNCTION void WebPInitUpsamplersNEON(void) {}
#endif