31 lines
684 B
JavaScript
31 lines
684 B
JavaScript
'use strict';
|
|
|
|
"use strict";
|
|
async function testImageFormat(imageData) {
|
|
if ("Image" in globalThis) {
|
|
return new Promise((resolve) => {
|
|
const image = new Image();
|
|
image.onload = () => {
|
|
resolve(true);
|
|
};
|
|
image.onerror = () => {
|
|
resolve(false);
|
|
};
|
|
image.src = imageData;
|
|
});
|
|
}
|
|
if ("createImageBitmap" in globalThis && "fetch" in globalThis) {
|
|
try {
|
|
const blob = await (await fetch(imageData)).blob();
|
|
await createImageBitmap(blob);
|
|
} catch (e) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
exports.testImageFormat = testImageFormat;
|
|
//# sourceMappingURL=testImageFormat.js.map
|