| <!DOCTYPE html> |
| <html class="reftest-wait"> |
| <head> |
| <meta charset="utf-8"> |
| <title>createImageBitmap and drawImage from a blob with image orientation: from-image</title> |
| <link rel="author" title="Stephen Chenney" href="mailto:schenney@chromium.org"> |
| <link rel="help" href="https://drafts.csswg.org/css-images-3/#propdef-image-orientation"> |
| <link rel="match" href="drawImage-from-blob-ref.html"> |
| <script> |
| function makeBlob() { |
| return new Promise(function(resolve, reject) { |
| var xhr = new XMLHttpRequest(); |
| xhr.open("GET", '/css/css-images/image-orientation/support/exif-orientation-8-llo.jpg'); |
| xhr.responseType = 'blob'; |
| xhr.send(); |
| xhr.onload = function() { |
| resolve(xhr.response); |
| }; |
| }); |
| } |
| |
| window.onload = function() { |
| var cfb = document.getElementById("canvasWithFileBitmap"); |
| makeBlob().then(function(blob){createImageBitmap(blob).then(bitmap => { |
| cfb.getContext("2d").drawImage(bitmap, 0, 0, 150, 150 * bitmap.height / bitmap.width); |
| window.requestAnimationFrame(() => { |
| document.documentElement.removeAttribute("class"); |
| }); |
| }); |
| }); |
| } |
| </script> |
| </head> |
| <body> |
| <canvas id="canvasWithFileBitmap" width="150" height="300"></canvas> |
| </body> |
| </html> |
