1--TEST-- 2Bug #79068 (gdTransformAffineCopy() changes interpolation method) 3--SKIPIF-- 4<?php 5if (!extension_loaded('gd')) die('skip gd extension not available'); 6?> 7--FILE-- 8<?php 9$src = imagecreatetruecolor(100, 100); 10imagefilledrectangle($src, 0, 0, 99, 99, 0xffffff); 11imageline($src, 10, 10, 90, 90, 0x000000); 12imagesetinterpolation($src, IMG_BSPLINE); 13imageaffine($src, [1, 1, 1, 1, 1, 1]); 14var_dump(imagegetinterpolation($src) === IMG_BSPLINE); 15?> 16--EXPECT-- 17bool(true) 18