تقسيم الصور لشبكة إنستغرام والعرض الدوّار.

The picture is cropped around its centre to fit the chosen layout. Runs in your browser; nothing is uploaded.

The largest centred area with the right proportions is cut into equal tiles and each tile is redrawn at 1080 px wide.

A 3 × 3 grid in 3:4 gives nine 1080 × 1440 images; post number 1 (bottom right) goes first.