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Conditionally bundle gulp image_decoders-specific code in src/core/jbig2.js (PR 9729 follow-up) #14994

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merged 1 commit into from
Jun 6, 2022
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Conditionally bundle gulp image_decoders-specific code in src/core/jbig2.js (PR 9729 follow-up) #14994

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9 changes: 7 additions & 2 deletions src/core/jbig2.js
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Original file line number Diff line number Diff line change
Expand Up @@ -1473,8 +1473,7 @@ function processSegment(segment, visitor) {
break;
default:
throw new Jbig2Error(
`segment type ${header.typeName}(${header.type})` +
" is not implemented"
`segment type ${header.typeName}(${header.type}) is not implemented`
);
}
const callbackName = "on" + header.typeName;
Expand All @@ -1500,6 +1499,9 @@ function parseJbig2Chunks(chunks) {
}

function parseJbig2(data) {
if (typeof PDFJSDev === "undefined" || !PDFJSDev.test("IMAGE_DECODERS")) {
throw new Error("Not implemented: parseJbig2");
}
const end = data.length;
let position = 0;

Expand Down Expand Up @@ -2560,6 +2562,9 @@ class Jbig2Image {
}

parse(data) {
if (typeof PDFJSDev === "undefined" || !PDFJSDev.test("IMAGE_DECODERS")) {
throw new Error("Not implemented: Jbig2Image.parse");
}
const { imgData, width, height } = parseJbig2(data);
this.width = width;
this.height = height;
Expand Down