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Remove the isStream helper function

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At this point all the various Stream-classes extends an abstract base-class, hence this helper function is no longer necessary and only adds unnecessary indirection in the code.
This commit is contained in:
Jonas Jenwald 2022-02-17 13:45:42 +01:00
parent d9a3a24353
commit 1a31855977
15 changed files with 51 additions and 80 deletions
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7
src/core/image.js
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@ -14,7 +14,8 @@
*/
import { assert, FormatError, ImageKind, info, warn } from "../shared/util.js";
import { isName, isStream, Name } from "./primitives.js";
import { isName, Name } from "./primitives.js";
import { BaseStream } from "./base_stream.js";
import { ColorSpace } from "./colorspace.js";
import { DecodeStream } from "./decode_stream.js";
import { JpegStream } from "./jpeg_stream.js";
@ -223,7 +224,7 @@ class PDFImage {
localColorSpaceCache,
});
} else if (mask) {
if (isStream(mask)) {
if (mask instanceof BaseStream) {
const maskDict = mask.dict,
imageMask = maskDict.get("IM", "ImageMask");
if (!imageMask) {
@ -268,7 +269,7 @@ class PDFImage {
if (smask) {
smaskData = smask;
} else if (mask) {
if (isStream(mask) || Array.isArray(mask)) {
if (mask instanceof BaseStream || Array.isArray(mask)) {
maskData = mask;
} else {
warn("Unsupported mask format.");