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FloatImg4PythonBinding
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de-kluging some funcs

This commit is contained in:
tth 2020-06-23 10:08:59 +02:00
parent 2b62730f47
commit 59cbb3c1e0
1 changed files with 19 additions and 14 deletions
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33
lib/operators.c
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@ -63,12 +63,13 @@ if (FIMG_TYPE_RGB != a->type || FIMG_TYPE_RGB != b->type) {
nbpixels = a->width * a->height; nbpixels = a->width * a->height;
/* are we cache-friendly here ?
* we need an accurate benchmarking... */
for (idx=0; idx<nbpixels; idx++) { for (idx=0; idx<nbpixels; idx++) {
b->R[idx] += a->R[idx]; b->R[idx] += a->R[idx];
b->G[idx] += a->G[idx]; b->G[idx] += a->G[idx];
b->B[idx] += a->B[idx]; b->B[idx] += a->B[idx];
/* are we cache-friendly here ?
* we need an accurate benchmarking... */
} }
return 0; return 0;
@ -85,8 +86,8 @@ int idx, nbpixels;
fprintf(stderr, ">>> %s ( %p %p %p )\n", __func__, a, b, d); fprintf(stderr, ">>> %s ( %p %p %p )\n", __func__, a, b, d);
#endif #endif
if (FIMG_TYPE_RGB != a->type || if ( FIMG_TYPE_RGB != a->type ||
FIMG_TYPE_RGB != b->type || FIMG_TYPE_RGB != b->type ||
FIMG_TYPE_RGB != d->type) { FIMG_TYPE_RGB != d->type) {
fprintf(stderr, "%s : got a bad type fimg\n", __func__); fprintf(stderr, "%s : got a bad type fimg\n", __func__);
return -8; return -8;
@ -175,13 +176,15 @@ if (FIMG_TYPE_RGB != a->type || FIMG_TYPE_RGB != b->type ||
return -8; return -8;
} }
nbiter = a->width * a->height * 3; nbiter = a->width * a->height;
for (idx=0; idx<nbiter; idx++) { for (idx=0; idx<nbiter; idx++) {
if (a->R[idx] > b->R[idx]) if (a->R[idx] > b->R[idx]) d->R[idx] = a->R[idx];
d->R[idx] = a->R[idx]; else d->R[idx] = b->R[idx];
else if (a->G[idx] > b->G[idx]) d->G[idx] = a->G[idx];
d->R[idx] = b->R[idx]; else d->G[idx] = b->G[idx];
if (a->B[idx] > b->B[idx]) d->B[idx] = a->B[idx];
else d->B[idx] = b->B[idx];
} }
return 0; return 0;
@ -201,13 +204,15 @@ if (FIMG_TYPE_RGB != a->type || FIMG_TYPE_RGB != b->type ||
return -8; return -8;
} }
nbiter = a->width * a->height * 3; nbiter = a->width * a->height ;
for (idx=0; idx<nbiter; idx++) { for (idx=0; idx<nbiter; idx++) {
if (a->R[idx] < b->R[idx]) if (a->R[idx] < b->R[idx]) d->R[idx] = a->R[idx];
d->R[idx] = a->R[idx]; else d->R[idx] = b->R[idx];
else if (a->G[idx] < b->G[idx]) d->G[idx] = a->G[idx];
d->R[idx] = b->R[idx]; else d->G[idx] = b->G[idx];
if (a->B[idx] < b->B[idx]) d->B[idx] = a->B[idx];
else d->B[idx] = b->B[idx];
} }
return 0; return 0;