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Code Issues Releases Activity

avfilter/vf_estdif: simplify finding minimum score

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This commit is contained in:
Paul B Mahol 2023-05-09 10:20:03 +02:00
parent 16a86b443d
commit 57f264e78c
1 changed files with 13 additions and 17 deletions
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30
libavfilter/vf_estdif.c
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@ -266,11 +266,12 @@ static void interpolate_##ss(ESTDIFContext *s, uint8_t *ddst, \
const type *const next3_line = (const type *const)nnext3_line; \
const int interp = s->interp; \
const int ecost = s->ecost; \
const int dcost = s->dcost * s->max; \
const int end = width - 1; \
const int dcost = s->dcost; \
const int mcost = s->mcost; \
atype sd[S], sD[S], di = 0; \
const int end = width - 1; \
atype dmin = amax; \
int id = 0, iD = 0; \
int k = *K; \
\
for (int i = -rslope; i <= rslope && abs(k) > rslope; i++) { \
@ -288,7 +289,11 @@ static void interpolate_##ss(ESTDIFContext *s, uint8_t *ddst, \
sD[i + rslope] += mcost * cost_##ss(prev_line, next_line, end, x, i);\
sD[i + rslope] += dcost * abs(i); \
\
dmin = FFMIN(sD[i + rslope], dmin); \
if (dmin > sD[i + rslope]) { \
dmin = sD[i + rslope]; \
di = 1; \
iD = i; \
} \
} \
\
for (int i = -rslope; i <= rslope; i++) { \
@ -306,23 +311,14 @@ static void interpolate_##ss(ESTDIFContext *s, uint8_t *ddst, \
sd[i + rslope] += mcost * cost_##ss(prev_line, next_line, end, x, k+i);\
sd[i + rslope] += dcost * abs(k + i); \
\
dmin = FFMIN(sd[i + rslope], dmin); \
} \
\
for (int i = -rslope; i <= rslope && abs(k) > rslope; i++) { \
if (dmin == sD[i + rslope]) { \
di = 1; \
k = i; \
break; \
if (dmin > sd[i + rslope]) { \
dmin = sd[i + rslope]; \
di = 0; \
id = i; \
} \
} \
\
for (int i = -rslope; i <= rslope && !di; i++) { \
if (dmin == sd[i + rslope]) { \
k += i; \
break; \
} \
} \
k = di ? iD : k + id; \
\
dst[x] = s->mid_##ss[interp](prev_line, next_line, \
prev2_line, next2_line, \