Files
squoosh/src/codecs/generic/util.ts
Jake Archibald 3867448aad All the encoders that Chrome/Safari/Firefox support out of the box. (#74)
* All the encoders that Chrome/Safari/Firefox support out of the box.

* Typo
2018-07-02 19:10:10 +01:00

14 lines
460 B
TypeScript

import { canvasEncode } from '../../lib/util';
export async function canvasEncodeTest(mimeType: string) {
try {
const blob = await canvasEncode(new ImageData(1, 1), mimeType);
// According to the spec, the blob should be null if the format isn't supported…
if (!blob) return false;
// …but Safari & Firefox fall back to PNG, so we need to check the mime type.
return blob.type === mimeType;
} catch (err) {
return false;
}
}