tTh/FloatImg
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tracking a math bug in filters3x3

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tth
2021-02-23 03:49:24 +01:00
parent c6f10d642a
commit d867b905a8
4 changed files with 41 additions and 19 deletions
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9
funcs/filtrage.c
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@@ -15,7 +15,7 @@ float *M; /* alias of filter matrix */
double dval;
#if DEBUG_LEVEL
fprintf(stderr, ">>> %s ( %p %p %p)\n", __func__, src, dst, filtr);
fprintf(stderr, ">>> %s ( %p %p %p )\n", __func__, src, dst, filtr);
#endif
if (src->type != FIMG_TYPE_RGB) {
@@ -48,7 +48,7 @@ for (y=1; y < h-1; y++) {
M[7] * pr[of+w] +
M[8] * pr[of+(w-1)] ;
dst->R[of] = dval;
dst->R[of] = dval + filtr->offset;
dval = M[0] * pg[of-(w+1)] +
M[1] * pg[of-w] +
@@ -60,7 +60,7 @@ for (y=1; y < h-1; y++) {
M[7] * pg[of+w] +
M[8] * pg[of+(w-1)] ;
dst->G[of] = dval;
dst->G[of] = dval + filtr->offset;
dval = M[0] * pb[of-(w+1)] +
M[1] * pb[of-w] +
@@ -72,7 +72,7 @@ for (y=1; y < h-1; y++) {
M[7] * pb[of+w] +
M[8] * pb[of+(w-1)] ;
dst->B[of] = dval;
dst->B[of] = dval + filtr->offset;
}
}
@@ -189,7 +189,6 @@ if (foo) {
return foo;
}
/* XXX */
fimg_killborders(img);
return foo;