add_frame_corners — SHAPE2D morph op

Data kinds: pairspairs

Call: import imagemorph; imagemorph.add_frame_corners(pts, shape) (or opsshape2d.get("add_frame_corners"))

Usage

> This operator's description has not been translated yet. The original text follows as it is.

点群に画像の四隅(+辺の中点)を固定点として足す。

ワープの三角形分割が画像全体を覆い、凸包の外側にできる穴を防ぐための定番処置。

src/dst の両方に同じ順序で足せば、四隅は「動かない対応点」として働く。

Detailed usage guide

shape_description_2d family guide

References (sample data, literature)

• Sample-data catalog (download URLs / licences) — 2-D uses skimage.data (BSD/public domain) plus synthetic images; 3-D lists download URLs for real data sources (Stanford, PDS, …).

• Operator provenance and references — the sources of the research/methods this op family came from.

• The canonical algorithm (author, year) and its uses are named in the family usage guide above.

Runnable examples (verified samples that actually call this op)

• (none yet)

Ops the type connects to (they accept pairs as input)

elliptic_fourier · fourier_smooth · warp_tps_image · warp_piecewise_affine · morph · morph_sequence

Same category (morph)

warp_tps_image · warp_piecewise_affine · blend · morph · morph_sequence


*Provenance: imagemorph.py — SHAPE2D operator registry. This per-op note is generated by tools/opdocs.py md (do not hand-edit).*

© 2026 Kazufumi Furuse — Fullseye operator documentation. Licensed under Apache-2.0.