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some more cleanup and performance squeezing

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This commit is contained in:
Arndt 2016-08-23 14:33:37 +02:00
parent f70dd3c3ac
commit 12d8cae46f
16 changed files with 265 additions and 212 deletions
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12
brouter-codec/src/main/java/btools/codec/StatCoderContext.java
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@ -22,7 +22,7 @@ public final class StatCoderContext extends BitCoderContext
*/
public void assignBits( String name )
{
long bitpos = getBitPosition();
long bitpos = getWritingBitPosition();
if ( statsPerName == null )
{
statsPerName = new TreeMap<String, long[]>();
@ -88,12 +88,7 @@ public final class StatCoderContext extends BitCoderContext
*/
public int decodeNoisyNumber( int noisybits )
{
int value = 0;
if ( noisybits > 0 )
{
int mask = 0xffffffff >>> ( 32 - noisybits );
value = decodeBounded( mask );
}
int value = decodeBits( noisybits );
return value | ( decodeVarBits() << noisybits );
}
@ -130,8 +125,7 @@ public final class StatCoderContext extends BitCoderContext
int value = 0;
if ( noisybits > 0 )
{
int mask = 0xffffffff >>> ( 32 - noisybits );
value = decodeBounded( mask ) - ( 1 << ( noisybits - 1 ) );
value = decodeBits( noisybits ) - ( 1 << ( noisybits - 1 ) );
}
int val2 = decodeVarBits() << noisybits;
if ( val2 != 0 )