zoom_inset — ANNOTATE compose op

Data kinds: image2dimage2d

Call: import annotate; annotate.zoom_inset(img, src_rect, dst_xy, factor=3, color='emphasis', width=2, connect=True, scheme='okabe_ito', style=None) (or opsannotate.get("zoom_inset"))

Usage

A magnified inset — adds a frame and a leader line to the original figure.

> The detailed description below is the original text — the summary and the headings are translated.

拡大は `np.repeat` の最近傍(整数倍)。補間しないのは、拡大図が

「元の画素そのもの」であることを保証するため(滑らかにすると、無かった

構造が生まれたように見える)。

Parameters

----------

src_rect : (x, y, w, h)

拡大元。

dst_xy : (x, y)

差し込み先の左上

factor : int

整数の拡大率(>= 1)。

connect : bool

True なら元枠と差し込み枠の対応する角を 2 本の線で結ぶ。

Raises

------

ValueError

factor が 1 未満か非整数、元枠/差し込みが画像からはみ出す。

Detailed usage guide

figure_annotation family guide

Background guides (the physics and conventions behind this op)

dataset_conventions — 学習データセット規約の知識 — COCO / YOLO / VOC と外観検査での落とし穴

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)

annotate_gallerypy -3.11 examples/annotate_gallery.py

Ops the type connects to (they accept image2d as input)

text_box · arrow · leader_line · label_points · crosshair · legend_box · color_bar · scale_bar

Same category (compose)

compare_frame · panel_grid


*Provenance: annotate.py — ANNOTATE 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.