Sakurai/pdf.js
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Throw error when pixels don't match

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This commit is contained in:
Artur Adib 2011-12-08 17:13:17 -05:00
parent 7ea770fd08
commit a21030a502
1 changed files with 4 additions and 0 deletions
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4
src/image.js
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@ -198,6 +198,10 @@ var PDFImage = (function pdfImage() {
var opacityPos = 0; var opacityPos = 0;
var length = width * height * 4; var length = width * height * 4;
// Is there a one-to-one correspondence between pixels in the loop below?
if (length !== 4*comps.length/3)
error('Number of image pixels mismatch');
for (var i = 0; i < length; i += 4) { for (var i = 0; i < length; i += 4) {
buffer[i] = comps[compsPos++]; buffer[i] = comps[compsPos++];
buffer[i + 1] = comps[compsPos++]; buffer[i + 1] = comps[compsPos++];