diff options
| -rw-r--r-- | libavfilter/vf_hqdn3d.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavfilter/vf_hqdn3d.c b/libavfilter/vf_hqdn3d.c index ce2b9a2974..c796ea9ab4 100644 --- a/libavfilter/vf_hqdn3d.c +++ b/libavfilter/vf_hqdn3d.c @@ -180,7 +180,7 @@ static void precalc_coefs(double dist25, int depth, int16_t *ct) gamma = log(0.25) / log(1.0 - FFMIN(dist25,252.0)/255.0 - 0.00001); for (i = -(256<<LUT_BITS); i < 256<<LUT_BITS; i++) { - double f = ((i<<(9-LUT_BITS)) + (1<<(8-LUT_BITS)) - 1) / 512.0; // midpoint of the bin + double f = (i * (1 << (9-LUT_BITS)) + (1<<(8-LUT_BITS)) - 1) / 512.0; // midpoint of the bin simil = FFMAX(0, 1.0 - fabs(f) / 255.0); C = pow(simil, gamma) * 256.0 * f; ct[(256<<LUT_BITS)+i] = lrint(C); |