Skip to content

lens: use lanczos taps for lanczos3 in the OpenCL metadata correction #22848

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
TurboGit merged 1 commit into from
Oct 31, 2026
Merged

lens: use lanczos taps for lanczos3 in the OpenCL metadata correction #22848

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
4 changes: 3 additions & 1 deletion data/kernels/basic.cl
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -2078,9 +2078,11 @@ float compute_upsampling_taps(const int itor_mode,
const int f = (int)floor(tt) - itor_width + 1;
const float t = tt - (float)f;

// itor_mode is the dt_interpolation_type: lanczos2 and lanczos3 share the
// lanczos taps and differ only in width, as in src/common/interpolation.c
if(itor_mode == 1)
return maketaps_bicubic(taps, 2*itor_width, (float)itor_width, t, -1.0f);
else if(itor_mode == 2)
else if(itor_mode == 2 || itor_mode == 3)
return maketaps_lanczos(taps, 2*itor_width, (float)itor_width, t, -1.0f);
else
return maketaps_bilinear(taps, 2*itor_width, (float)itor_width, t, -1.0f);
Expand Down
Loading