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lavfi/vf_colorlevels: replace round by lrint

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lrint avoids an implicit cast, and is not slower on non-broken libm's. Thus this
represents a Pareto improvement.

Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
This commit is contained in:
Ganesh Ajjanagadde
2015-12-16 14:36:53 -05:00
parent cc37b31ad3
commit 7af14b3726
1 changed files with 8 additions and 8 deletions
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16
libavfilter/vf_colorlevels.c
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@@ -132,10 +132,10 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
const uint8_t offset = s->rgba_map[i]; const uint8_t offset = s->rgba_map[i];
const uint8_t *srcrow = in->data[0]; const uint8_t *srcrow = in->data[0];
uint8_t *dstrow = out->data[0]; uint8_t *dstrow = out->data[0];
int imin = round(r->in_min * UINT8_MAX); int imin = lrint(r->in_min * UINT8_MAX);
int imax = round(r->in_max * UINT8_MAX); int imax = lrint(r->in_max * UINT8_MAX);
int omin = round(r->out_min * UINT8_MAX); int omin = lrint(r->out_min * UINT8_MAX);
int omax = round(r->out_max * UINT8_MAX); int omax = lrint(r->out_max * UINT8_MAX);
double coeff; double coeff;
if (imin < 0) { if (imin < 0) {
@@ -179,10 +179,10 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
const uint8_t offset = s->rgba_map[i]; const uint8_t offset = s->rgba_map[i];
const uint8_t *srcrow = in->data[0]; const uint8_t *srcrow = in->data[0];
uint8_t *dstrow = out->data[0]; uint8_t *dstrow = out->data[0];
int imin = round(r->in_min * UINT16_MAX); int imin = lrint(r->in_min * UINT16_MAX);
int imax = round(r->in_max * UINT16_MAX); int imax = lrint(r->in_max * UINT16_MAX);
int omin = round(r->out_min * UINT16_MAX); int omin = lrint(r->out_min * UINT16_MAX);
int omax = round(r->out_max * UINT16_MAX); int omax = lrint(r->out_max * UINT16_MAX);
double coeff; double coeff;
if (imin < 0) { if (imin < 0) {