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Diffstat (limited to '')
| -rw-r--r-- | layout/svg/crashtests/1758029-1.html | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/layout/svg/crashtests/1758029-1.html b/layout/svg/crashtests/1758029-1.html new file mode 100644 index 0000000000..2097e875ee --- /dev/null +++ b/layout/svg/crashtests/1758029-1.html @@ -0,0 +1,40 @@ +<!DOCTYPE html> +<html class="reftest-wait"> +<meta charset="utf-8"> +<style> + body { background: gray; } + canvas { border: 2px solid black;} +</style> + +<img id="img" + onload="go()" + src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAIAAAD8GO2jAAAAKElEQVR42u3NQQ0AAAgEoNP+nTWFDzcoQE1udQQCgUAgEAgEAsGTYAGjxAE/G/Q2tQAAAABJRU5ErkJggg=="> +<canvas id="canvas"></canvas> +<script> + const ctx = canvas.getContext("2d", { desynchronized: true }); + const SVG_FILTER = ` + <svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"> + <filter id="posterize"> + <feComponentTransfer> + <feFuncR type="discrete" tableValues="0,1" /> + <feFuncG type="discrete" tableValues="0,1" /> + <feFuncB type="discrete" tableValues="0,1" /> + <feFuncA type="discrete" tableValues="0,1" /> + </feComponentTransfer> + </filter> + </svg>`; + + const FILTER1 = `url('data:image/svg+xml;utf8,${SVG_FILTER.replace(/\n/g, "") + .replace(/\s+/g, " ") + .trim()}#posterize') grayscale(50%) brightness(50%)`; + function go() { + canvas.width = img.naturalWidth; + canvas.height = img.naturalHeight; + + ctx.imageSmoothingEnabled = true; + ctx.clearRect(0, 0, canvas.width, canvas.height); + ctx.filter = FILTER1; + ctx.drawImage(img, 0, 0); + setTimeout(() => { document.documentElement.removeAttribute("class")}, 0); + } +</script> |