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Merge pull request #20829 from Snuffleupagus/Blob-bytes

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Start using `Blob.prototype.bytes()` in the code-base
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Tim van der Meij 2026-03-10 20:14:49 +01:00 committed by GitHub
commit 3f75c4e511
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2 changed files with 14 additions and 3 deletions
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6
src/core/annotation.js
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@ -5105,9 +5105,9 @@ class StampAnnotation extends MarkupAnnotation {
ctx.drawImage(bitmap, 0, 0); ctx.drawImage(bitmap, 0, 0);
} }
const jpegBufferPromise = canvas const jpegBytesPromise = canvas
.convertToBlob({ type: "image/jpeg", quality: 1 }) .convertToBlob({ type: "image/jpeg", quality: 1 })
.then(blob => blob.arrayBuffer()); .then(blob => blob.bytes());
const xobjectName = Name.get("XObject"); const xobjectName = Name.get("XObject");
const imageName = Name.get("Image"); const imageName = Name.get("Image");
@ -5144,7 +5144,7 @@ class StampAnnotation extends MarkupAnnotation {
smaskStream = new Stream(alphaBuffer, 0, 0, smask); smaskStream = new Stream(alphaBuffer, 0, 0, smask);
} }
const imageStream = new Stream(await jpegBufferPromise, 0, 0, image); const imageStream = new Stream(await jpegBytesPromise, 0, 0, image);
return { return {
imageStream, imageStream,

11
src/shared/util.js
View File

@ -1259,6 +1259,17 @@ if (
}; };
} }
// See https://developer.mozilla.org/en-US/docs/Web/API/Blob/bytes#browser_compatibility
if (
typeof PDFJSDev !== "undefined" &&
!PDFJSDev.test("SKIP_BABEL") &&
typeof Blob.prototype.bytes !== "function"
) {
Blob.prototype.bytes = async function () {
return new Uint8Array(await this.arrayBuffer());
};
}
// See https://developer.mozilla.org/en-US/docs/Web/API/Response/bytes#browser_compatibility // See https://developer.mozilla.org/en-US/docs/Web/API/Response/bytes#browser_compatibility
if ( if (
typeof PDFJSDev !== "undefined" && typeof PDFJSDev !== "undefined" &&