Sakurai/pdf.js
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Remove the alternative way to do CMYK check. Checking the colorspace seems sufficient.

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Brendan Dahl 2011-11-08 14:00:39 -08:00
parent 8d52a1e92a
commit 493805d952
1 changed files with 0 additions and 20 deletions
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src/stream.js
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@ -776,25 +776,6 @@ var JpegStream = (function jpegStream() {
return false; return false;
} }
function isCmykAdobe(bytes) {
var maxBytesScanned = Math.max(bytes.length - 16, 1024);
// Looking for APP14, 'Adobe'
for (var i = 0; i < maxBytesScanned; ++i) {
if (bytes[i] == 0xFF && bytes[i + 1] == 0xEE &&
bytes[i + 2] == 0x00 && bytes[i + 3] == 0x0E &&
bytes[i + 4] == 0x41 && bytes[i + 5] == 0x64 &&
bytes[i + 6] == 0x6F && bytes[i + 7] == 0x62 &&
bytes[i + 8] == 0x65 && bytes[i + 9] == 0 &&
bytes[i + 15] == 2 ) {
return true;
}
// scanning until frame tag
if (bytes[i] == 0xFF && bytes[i + 1] == 0xC0)
break;
}
return false;
}
function fixAdobeImage(bytes) { function fixAdobeImage(bytes) {
// Inserting 'EMBED' marker after JPEG signature // Inserting 'EMBED' marker after JPEG signature
var embedMarker = new Uint8Array([0xFF, 0xEC, 0, 8, 0x45, 0x4D, 0x42, 0x45, var embedMarker = new Uint8Array([0xFF, 0xEC, 0, 8, 0x45, 0x4D, 0x42, 0x45,
@ -821,7 +802,6 @@ var JpegStream = (function jpegStream() {
// normal cmyk and then we won't have to the following // normal cmyk and then we won't have to the following
var cs = xref.fetchIfRef(dict.get('ColorSpace')); var cs = xref.fetchIfRef(dict.get('ColorSpace'));
if (isName(cs) && cs.name === 'DeviceCMYK') { if (isName(cs) && cs.name === 'DeviceCMYK') {
//if (isCmykAdobe(bytes)) {
this.isNative = false; this.isNative = false;
this.bytes = bytes; this.bytes = bytes;
} else { } else {