88 lines
2.4 KiB
Scheme
88 lines
2.4 KiB
Scheme
; Test various operations on image
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; setup
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(define testImage (car (pika-image-new 21 22 RGB)))
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; transformations
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; flip
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(assert `(pika-image-flip ,testImage ORIENTATION-HORIZONTAL))
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(assert `(pika-image-flip ,testImage ORIENTATION-VERTICAL))
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; TODO rotate scale resize policy
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(assert-error `(pika-image-flip ,testImage ORIENTATION-UNKNOWN)
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(string-append
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"Procedure execution of pika-image-flip failed on invalid input arguments: "
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"Procedure 'pika-image-flip' has been called with value 'PIKA_ORIENTATION_UNKNOWN'"
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" for argument 'flip-type' (#2, type PikaOrientationType). This value is out of range."))
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; rotate
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(assert `(pika-image-rotate ,testImage ROTATE-90))
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(assert `(pika-image-rotate ,testImage ROTATE-180))
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(assert `(pika-image-rotate ,testImage ROTATE-270))
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; scale
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; up
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(assert `(pika-image-scale ,testImage 100 100))
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; down to min
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(assert `(pika-image-scale ,testImage 1 1))
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; up to max
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; Performance:
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; This seems to work fast when previous scaled to 1,1
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; but then seems to slow down testing
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; unless we scale down afterwards.
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; This seems glacial if not scaled to 1,1 prior.
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; FIXME commented out, crashes with:
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; (pika-2.99:129): GLib-GObject-CRITICAL **: 13:19:28.145:
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; value "524288.000000" of type 'gdouble' is invalid or out of range for property 'x' of type 'gdouble'
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; but docs say 524288 is the max
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; (assert `(pika-image-scale ,testImage 524288 524288))
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; down to min
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(assert `(pika-image-scale ,testImage 1 1))
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; policy ops
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; 0 means non-interactive
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(assert `(pika-image-policy-color-profile ,testImage 0))
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(assert `(pika-image-policy-rotate ,testImage 0))
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; freezing and unfreezing (avoid updates to dialogs)
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; Used for performance.
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(assert `(pika-image-freeze-channels ,testImage))
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(assert `(pika-image-freeze-layers ,testImage))
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(assert `(pika-image-freeze-vectors ,testImage))
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(assert `(pika-image-thaw-channels ,testImage))
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(assert `(pika-image-thaw-layers ,testImage))
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(assert `(pika-image-thaw-vectors ,testImage))
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; clean-all makes image not dirty
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(assert `(pika-image-clean-all ,testImage))
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(assert `(=
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(car (pika-image-is-dirty ,testImage))
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0))
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; TODO test flatten is effective
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; crop
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; painting ops
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; TODO
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; heal
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; erase
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; smudge
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; pencil
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; clone
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; airbrush
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; cannot flatten empty image
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(assert-error `(pika-image-flatten ,testImage)
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"Procedure execution of pika-image-flatten failed: Cannot flatten an image without any visible layer.")
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