Sakurai/pdf.js
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fixed getBytes in Ascii85Stream

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This commit is contained in:
sbarman 2011-06-21 14:34:13 -07:00
parent beb048b217
commit 240fcf650b
1 changed files with 33 additions and 11 deletions
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26
pdf.js
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@ -766,6 +766,7 @@ var Ascii85Stream = (function() {
return this.buffer[this.pos++]; return this.buffer[this.pos++];
}, },
getBytes: function(n) { getBytes: function(n) {
if (n) {
var i, bytes; var i, bytes;
bytes = new Uint8Array(n); bytes = new Uint8Array(n);
for (i = 0; i < n; ++i) { for (i = 0; i < n; ++i) {
@ -776,6 +777,27 @@ var Ascii85Stream = (function() {
bytes[i] = this.buffer[this.pos++]; bytes[i] = this.buffer[this.pos++];
} }
return bytes; return bytes;
} else {
var length = 0;
var size = 1 << 8;
var bytes = new Uint8Array(size);
while (true) {
if (this.pos >= this.bufferLength)
this.readBlock();
if (this.eof)
break;
if (length == size) {
var oldSize = size;
size <<= 1;
var oldBytes = bytes;
bytes = new Uint8Array(size);
for (var i = 0; i < oldSize; ++i)
bytes[i] = oldBytes[i];
}
bytes[length++] = this.buffer[this.pos++];
}
return bytes.subarray(0, length);
}
}, },
getChar : function() { getChar : function() {
return String.fromCharCode(this.getByte()); return String.fromCharCode(this.getByte());
@ -1441,8 +1463,8 @@ var Parser = (function() {
if (IsArray(filter)) { if (IsArray(filter)) {
var filterArray = filter; var filterArray = filter;
var paramsArray = params; var paramsArray = params;
for (var i = 0, ii = filter.length; i < ii; ++i) { for (var i = 0, ii = filterArray.length; i < ii; ++i) {
filter = filter[i]; filter = filterArray[i];
if (!IsName(filter)) if (!IsName(filter))
error("Bad filter name"); error("Bad filter name");
else { else {