Sakurai/pdf.js
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Fix a small bug in getBlackCode.

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And refactor the code a litlle bit.
This commit is contained in:
Kalervo Kujala 2011-08-31 04:46:59 +03:00
parent 64baf332bc
commit 4b8274348b
1 changed files with 5 additions and 5 deletions
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pdf.js
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@ -1972,7 +1972,7 @@ var CCITTFaxStream = (function() {
};
constructor.prototype.getBlackCode = function() {
var code, p, n;
var code, p;
if (this.eoblock) {
code = this.lookBits(13);
if (code == EOF)
@ -1989,20 +1989,20 @@ var CCITTFaxStream = (function() {
return p[1];
}
} else {
for (var n = 2; n <= 6; ++n) {
var n;
for (n = 2; n <= 6; ++n) {
code = this.lookBits(n);
if (code == EOF)
return 1;
if (n < 6)
code <<= 6 - n;
p = blackTable3[code];
if (p[0] == n) {
this.eatBits(n);
return p[1];
}
}
for (var n = 7; n <= 12; ++n) {
for (n = 7; n <= 12; ++n) {
code = this.lookBits(n);
if (code == EOF)
return 1;
@ -2021,7 +2021,7 @@ var CCITTFaxStream = (function() {
if (code == EOF)
return 1;
if (n < 13)
code << 13 - n;
code <<= 13 - n;
p = blackTable1[code];
if (p[0] == n) {
this.eatBits(n);