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/PHP-7.3/ext/gd/libgd/
H A Dgd_filter.c242 gdImagePtr srcback; in gdImageConvolution() local
252 if (srcback==NULL) { in gdImageConvolution()
256 gdImageSaveAlpha(srcback, 1); in gdImageConvolution()
267 pxl = f(srcback, x, y); in gdImageConvolution()
295 gdImageDestroy(srcback); in gdImageConvolution()
309 gdImagePtr srcback; in gdImageSelectiveBlur() local
319 if (srcback==NULL) { in gdImageSelectiveBlur()
339 new_r = ((float)gdImageRed(srcback, cpxl)) - ((float)gdImageRed (srcback, pxl)); in gdImageSelectiveBlur()
350 new_g = ((float)gdImageGreen(srcback, cpxl)) - ((float)gdImageGreen(srcback, pxl)); in gdImageSelectiveBlur()
361 new_b = ((float)gdImageBlue(srcback, cpxl)) - ((float)gdImageBlue(srcback, pxl)); in gdImageSelectiveBlur()
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