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Simplify 90/270 orient-before-resize logic (#3762)

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Kleis Auke Wolthuizen
2023-08-15 08:56:07 +02:00
committed by GitHub
parent 5c19f6dd9b
commit a2cac61209
4 changed files with 29 additions and 20 deletions
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7
src/common.h
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@@ -362,13 +362,10 @@ namespace sharp {
VImage EnsureAlpha(VImage image, double const value);
/*
Calculate the shrink factor, taking into account auto-rotate, the canvas
mode, and so on. The hshrink/vshrink are the amount to shrink the input
image axes by in order for the output axes (ie. after rotation) to match
the required thumbnail width/height and canvas mode.
Calculate the horizontal and vertical shrink factors, taking the canvas mode into account.
*/
std::pair<double, double> ResolveShrink(int width, int height, int targetWidth, int targetHeight,
Canvas canvas, bool swap, bool withoutEnlargement, bool withoutReduction);
Canvas canvas, bool withoutEnlargement, bool withoutReduction);
/*
Ensure decoding remains sequential.