Increase penalty a bit to avoid speed regression.

klauspost · Jan 16, 2020 · 9ff01f5 · 9ff01f5
1 parent 4c57fdd
commit 9ff01f5
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/flate/deflate.go b/flate/deflate.go
@@ -644,15 +644,15 @@ func (d *compressor) init(w io.Writer, level int) (err error) {
 		d.fill = (*compressor).fillBlock
 		d.step = (*compressor).store
 	case level == ConstantCompression:
-		d.w.logNewTablePenalty = 5
+		d.w.logNewTablePenalty = 4
 		d.window = make([]byte, maxStoreBlockSize)
 		d.fill = (*compressor).fillBlock
 		d.step = (*compressor).storeHuff
 	case level == DefaultCompression:
 		level = 5
 		fallthrough
 	case level >= 1 && level <= 6:
-		d.w.logNewTablePenalty = 7
+		d.w.logNewTablePenalty = 6
 		d.fast = newFastEnc(level)
 		d.window = make([]byte, maxStoreBlockSize)
 		d.fill = (*compressor).fillBlock