gpu_rotate90 · GPU rotate 90°

Multiple-of-90° rotation on the GPU.

2026-07-13 · 1 min · mangoeffect

gpu_sharpen · GPU sharpen

Unsharp-mask sharpening on the GPU.

2026-07-13 · 1 min · mangoeffect

gpu_sobel · GPU Sobel

GPU Sobel gradient (magnitude output).

2026-07-13 · 1 min · mangoeffect

gpu_threshold · GPU threshold

Fixed-threshold binarization on the GPU.

2026-07-13 · 1 min · mangoeffect

render_box_dir · Directional box blur

Parameterized directional box blur (horizontal/vertical pass).

2026-07-13 · 1 min · mangoeffect

render_dilate_dir · Directional dilate

GPU separable morphological dilation (max); iterations repeat passes.

2026-07-13 · 1 min · mangoeffect

render_erode_dir · Directional erode

GPU separable morphological erosion (min).

2026-07-13 · 1 min · mangoeffect

render_gauss_dir · Directional Gaussian

Parameterized directional Gaussian: ksize ≤ 99, sigma = 0 auto-derives per the OpenCV formula.

2026-07-13 · 1 min · mangoeffect

render_gauss_h · Horizontal Gaussian (5-tap)

Built-in 5-tap [1,4,6,4,1]/16 separable Gaussian, horizontal pass.

2026-07-13 · 1 min · mangoeffect

render_gauss_v · Vertical Gaussian (5-tap)

Built-in 5-tap [1,4,6,4,1]/16 separable Gaussian, vertical pass.

2026-07-13 · 1 min · mangoeffect