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Added reversed argument back to findNextSymbol function.

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This commit is contained in:
Timofey Solomko
2016-11-13 20:30:13 +03:00
parent 55b0243c46
commit eceab09ed6
1 changed files with 3 additions and 2 deletions
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Sources/HuffmanTable.swift
+3 -2
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@@ -90,7 +90,7 @@ class HuffmanTable: CustomStringConvertible {
self.init(bootstrap: (zip(range, addedLengths)).map { [$0, $1] })
}
func findNextSymbol(in bitArray: [UInt8]) -> HuffmanLength? {
func findNextSymbol(in bitArray: [UInt8], reversed: Bool = true) -> HuffmanLength? {
var cachedLength = -1
var cached: Int = -1
@@ -101,7 +101,8 @@ class HuffmanTable: CustomStringConvertible {
cached = convertToInt(uint8Array: Array(bitArray[0..<lbits]))
cachedLength = lbits
}
if length.reversedSymbol == cached {
if (reversed && length.reversedSymbol == cached) ||
(!reversed && length.symbol == cached){
return length
}
}