JPEGuide.nb

Part Six: Summarization Of Effects As Menu Commands

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Functions of the effect which takes the image data and returns the result image data.

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$ApplyThresholdProcess[tid_, roi_, val_] := RegionProcessing[Threshold[#1, val, {0, 255}] &, tid, roi]$

Functions of the effect which takes the java image and returns the result java image.

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$CropImage[producer_, srcImg_, x_, y_, w_, h_, throwawaysrc_: False] := Module[ {filter, dstImg ... , srcImg @ getSource[], filter] ] ; If[throwawaysrc, ReleaseObject[srcImg]] ; Return[dstImg] ]$

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$ReplicateScale[producer_, srcImg_, newWidth_, newHeight_, throwawaysrc_: False] := Module[ {fi ... srcImg @ getSource[], filter] ] ; If[throwawaysrc, ReleaseObject[srcImg] ;] ; Return[dstImg] ]$

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$ApplyJavaReplicateScaleFilter[src_, bnd_, scaleX_: 2, scaleY_: 2] := Module[ {tk, crop, result ... urn[Null]] ; ReplicateScale[tk, crop, Round[scaleX * bnd[[3]]], Round[scaleY * bnd[[4]]], True] ]$

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$ApplyJavaAreaAveragingScaleFilter[src_, bnd_] := Module[ {tk, crop, result}, tk = java`awt`To ... Null, Return[Null]] ; AreaAveragingScale[tk, crop, Round[bnd[[3]]/2], Round[bnd[[4]]/2], True] ]$

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$GetROIBounds[frame_] := JavaBlock[Module[ {rct, panel}, rct = GetMarqueeBounds[frame] ; If[r ... Null && rct[[3]] > 0 && rct[[4]] > 0, Return[rct] ; ] ] ; Return[Null] ]]$

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$GetROIBoundsImageData[frame_] := JavaBlock[Module[ {imgData = Null, rct, panel}, rct = GetMar ... mp; rct[[4]] > 0, imgData = GetAreaSelectionBoundsImageData[frame] ; ] ] ; Return[imgData] ]]$

Part Six: Summarization Of Effects As Menu Commands

•ROIBounds Filter

•Threshold

•ProcessEffect

•Menu Commands