Speedup for xtrans demosaic

2016-03-09 23:57:37 +01:00
parent 1d64c651cf
commit dadbd71e58
3 changed files with 354 additions and 238 deletions
--- a/rtengine/sleefsseavx.c
+++ b/rtengine/sleefsseavx.c
@@ -1388,5 +1388,12 @@ static INLINE vfloat vadivapb (vfloat a, vfloat b) {
    return a / (a+b);
 }

+static INLINE void vconvertrgbrgbrgbrgb2rrrrggggbbbb (const float * src, vfloat &rv, vfloat &gv, vfloat &bv) { // cool function name, isn't it ? :P
+    // converts a sequence of 4 float RGB triplets to 3 red, green and blue quadruples
+    rv = _mm_setr_ps(src[0],src[3],src[6],src[9]);
+    gv = _mm_setr_ps(src[1],src[4],src[7],src[10]);
+    bv = _mm_setr_ps(src[2],src[5],src[8],src[11]);
+}
+
 #endif // __SSE2__
 #endif // SLEEFSSEAVX