private RasterData setEnhancedChannelData( RasterData newData, RasterDataUtility rasutil, int inIndex,
int outIndex, ContrastEnhancement enhancement ) {
int i = 0, j = 0, val = 0, cols = newData.getColumns(), rows = newData.getRows();
rasutil.setContrastEnhancement( enhancement );
if ( enhancement != null ) {
LOG.trace( "Using gamma {} for channel '{}'...", enhancement.gamma, inIndex );
}
for ( i = 0; i < cols; i++ )
for ( j = 0; j < rows; j++ ) {
val = (int) rasutil.getEnhanced( i, j, inIndex );
newData.setByteSample( i, j, outIndex, int2byte( val ) );
}
return newData;
}