diff options
Diffstat (limited to 'src/nouveau_xv.c')
-rw-r--r-- | src/nouveau_xv.c | 33 |
1 files changed, 26 insertions, 7 deletions
diff --git a/src/nouveau_xv.c b/src/nouveau_xv.c index 567e30c..5569b7c 100644 --- a/src/nouveau_xv.c +++ b/src/nouveau_xv.c @@ -25,6 +25,8 @@ #include "config.h" #endif +#include <immintrin.h> + #include "xf86xv.h" #include <X11/extensions/Xv.h> #include "exa.h" @@ -532,30 +534,47 @@ NVCopyNV12ColorPlanes(unsigned char *src1, unsigned char *src2, w >>= 1; h >>= 1; +#ifdef __SSE2__ + l = w >> 3; + e = w & 7; +#else l = w >> 1; e = w & 1; +#endif for (j = 0; j < h; j++) { unsigned char *us = src1; unsigned char *vs = src2; unsigned int *vuvud = (unsigned int *) dst; + unsigned short *vud; for (i = 0; i < l; i++) { -#if X_BYTE_ORDER == X_BIG_ENDIAN +#ifdef __SSE2__ + _mm_storeu_si128( + (void*)vuvud, + _mm_unpacklo_epi8( + _mm_loadl_epi64((void*)vs), + _mm_loadl_epi64((void*)us))); + vuvud+=4; + us+=8; + vs+=8; +#else /* __SSE2__ */ +# if X_BYTE_ORDER == X_BIG_ENDIAN *vuvud++ = (vs[0]<<24) | (us[0]<<16) | (vs[1]<<8) | us[1]; -#else +# else *vuvud++ = vs[0] | (us[0]<<8) | (vs[1]<<16) | (us[1]<<24); -#endif +# endif us+=2; vs+=2; +#endif /* __SSE2__ */ } - if (e) { - unsigned short *vud = (unsigned short *) vuvud; + vud = (unsigned short *)vuvud; + for (i = 0; i < e; i++) { #if X_BYTE_ORDER == X_BIG_ENDIAN - *vud = us[0] | (vs[0]<<8); + vud[i] = us[i] | (vs[i]<<8); #else - *vud = vs[0] | (us[0]<<8); + vud[i] = vs[i] | (us[i]<<8); #endif } |