*----------------------------------------------------------------------
*/
-
/**
- * Implements decoding of MPEG Audio Layer II frames.
+ * Implements decoding of MPEG Audio Layer II frames.
*/
-@LATTICE("L<SH,SH<H,SH*")
-@METHODDEFAULT("OUT<V,V<SH,SH<IN,SH*,THISLOC=V,GLOBALLOC=IN")
-class LayerIIDecoder extends LayerIDecoder implements FrameDecoder
-{
-
- public LayerIIDecoder()
- {
- }
-
-
- protected void createSubbands()
- {
- @LOC("V,LayerIIDecoder.SH") int i;
- if (mode == Header.SINGLE_CHANNEL)
- for (i = 0; i < num_subbands; ++i)
- subbands[i] = new SubbandLayer2(i);
- else if (mode == Header.JOINT_STEREO)
- {
- for (i = 0; i < header.intensity_stereo_bound(); ++i)
- subbands[i] = new SubbandLayer2Stereo(i);
- for (; i < num_subbands; ++i)
- subbands[i] = new SubbandLayer2IntensityStereo(i);
- }
- else
- {
- for (i = 0; i < num_subbands; ++i)
- subbands[i] = new SubbandLayer2Stereo(i);
- }
-
- }
-
- protected void readScaleFactorSelection()
- {
- // eom note: num_subbands is defined in LayerIDecoder so it has (THIS, LayerIDecoder) Loc
- for (@LOC("V,LayerIIDecoder.SH") int i = 0; i < num_subbands; ++i){
- ((SubbandLayer2)subbands[i]).read_scalefactor_selection(stream, crc);
- }
- }
-
-
-
- /**
- * Class for layer II subbands in single channel mode.
- */
- @LATTICE("S<L,L<H,L<ARR,ARR<F,SN<F,GN<F,F<H,H<SH,SN*,GN*")
- @METHODDEFAULT("OUT<V,V<SH,SH<THIS,THIS<IN,SH*,THISLOC=THIS,GLOBALLOC=IN")
- static class SubbandLayer2 extends Subband
- {
- // this table contains 3 requantized samples for each legal codeword
- // when grouped in 5 bits, i.e. 3 quantizationsteps per sample
- @LOC("H") public static final float grouping_5bits[] = new float[]
- {
- -2.0f/3.0f, -2.0f/3.0f, -2.0f/3.0f,
- 0.0f, -2.0f/3.0f, -2.0f/3.0f,
- 2.0f/3.0f, -2.0f/3.0f, -2.0f/3.0f,
- -2.0f/3.0f, 0.0f, -2.0f/3.0f,
- 0.0f, 0.0f, -2.0f/3.0f,
- 2.0f/3.0f, 0.0f, -2.0f/3.0f,
- -2.0f/3.0f, 2.0f/3.0f, -2.0f/3.0f,
- 0.0f, 2.0f/3.0f, -2.0f/3.0f,
- 2.0f/3.0f, 2.0f/3.0f, -2.0f/3.0f,
- -2.0f/3.0f, -2.0f/3.0f, 0.0f,
- 0.0f, -2.0f/3.0f, 0.0f,
- 2.0f/3.0f, -2.0f/3.0f, 0.0f,
- -2.0f/3.0f, 0.0f, 0.0f,
- 0.0f, 0.0f, 0.0f,
- 2.0f/3.0f, 0.0f, 0.0f,
- -2.0f/3.0f, 2.0f/3.0f, 0.0f,
- 0.0f, 2.0f/3.0f, 0.0f,
- 2.0f/3.0f, 2.0f/3.0f, 0.0f,
- -2.0f/3.0f, -2.0f/3.0f, 2.0f/3.0f,
- 0.0f, -2.0f/3.0f, 2.0f/3.0f,
- 2.0f/3.0f, -2.0f/3.0f, 2.0f/3.0f,
- -2.0f/3.0f, 0.0f, 2.0f/3.0f,
- 0.0f, 0.0f, 2.0f/3.0f,
- 2.0f/3.0f, 0.0f, 2.0f/3.0f,
- -2.0f/3.0f, 2.0f/3.0f, 2.0f/3.0f,
- 0.0f, 2.0f/3.0f, 2.0f/3.0f,
- 2.0f/3.0f, 2.0f/3.0f, 2.0f/3.0f
- };
-
- // this table contains 3 requantized samples for each legal codeword
- // when grouped in 7 bits, i.e. 5 quantizationsteps per sample
- @LOC("H") public static final float grouping_7bits[] = new float[]
- {
- -0.8f, -0.8f, -0.8f, -0.4f, -0.8f, -0.8f, 0.0f, -0.8f, -0.8f, 0.4f, -0.8f, -0.8f, 0.8f, -0.8f, -0.8f,
- -0.8f, -0.4f, -0.8f, -0.4f, -0.4f, -0.8f, 0.0f, -0.4f, -0.8f, 0.4f, -0.4f, -0.8f, 0.8f, -0.4f, -0.8f,
- -0.8f, 0.0f, -0.8f, -0.4f, 0.0f, -0.8f, 0.0f, 0.0f, -0.8f, 0.4f, 0.0f, -0.8f, 0.8f, 0.0f, -0.8f,
- -0.8f, 0.4f, -0.8f, -0.4f, 0.4f, -0.8f, 0.0f, 0.4f, -0.8f, 0.4f, 0.4f, -0.8f, 0.8f, 0.4f, -0.8f,
- -0.8f, 0.8f, -0.8f, -0.4f, 0.8f, -0.8f, 0.0f, 0.8f, -0.8f, 0.4f, 0.8f, -0.8f, 0.8f, 0.8f, -0.8f,
- -0.8f, -0.8f, -0.4f, -0.4f, -0.8f, -0.4f, 0.0f, -0.8f, -0.4f, 0.4f, -0.8f, -0.4f, 0.8f, -0.8f, -0.4f,
- -0.8f, -0.4f, -0.4f, -0.4f, -0.4f, -0.4f, 0.0f, -0.4f, -0.4f, 0.4f, -0.4f, -0.4f, 0.8f, -0.4f, -0.4f,
- -0.8f, 0.0f, -0.4f, -0.4f, 0.0f, -0.4f, 0.0f, 0.0f, -0.4f, 0.4f, 0.0f, -0.4f, 0.8f, 0.0f, -0.4f,
- -0.8f, 0.4f, -0.4f, -0.4f, 0.4f, -0.4f, 0.0f, 0.4f, -0.4f, 0.4f, 0.4f, -0.4f, 0.8f, 0.4f, -0.4f,
- -0.8f, 0.8f, -0.4f, -0.4f, 0.8f, -0.4f, 0.0f, 0.8f, -0.4f, 0.4f, 0.8f, -0.4f, 0.8f, 0.8f, -0.4f,
- -0.8f, -0.8f, 0.0f, -0.4f, -0.8f, 0.0f, 0.0f, -0.8f, 0.0f, 0.4f, -0.8f, 0.0f, 0.8f, -0.8f, 0.0f,
- -0.8f, -0.4f, 0.0f, -0.4f, -0.4f, 0.0f, 0.0f, -0.4f, 0.0f, 0.4f, -0.4f, 0.0f, 0.8f, -0.4f, 0.0f,
- -0.8f, 0.0f, 0.0f, -0.4f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.4f, 0.0f, 0.0f, 0.8f, 0.0f, 0.0f,
- -0.8f, 0.4f, 0.0f, -0.4f, 0.4f, 0.0f, 0.0f, 0.4f, 0.0f, 0.4f, 0.4f, 0.0f, 0.8f, 0.4f, 0.0f,
- -0.8f, 0.8f, 0.0f, -0.4f, 0.8f, 0.0f, 0.0f, 0.8f, 0.0f, 0.4f, 0.8f, 0.0f, 0.8f, 0.8f, 0.0f,
- -0.8f, -0.8f, 0.4f, -0.4f, -0.8f, 0.4f, 0.0f, -0.8f, 0.4f, 0.4f, -0.8f, 0.4f, 0.8f, -0.8f, 0.4f,
- -0.8f, -0.4f, 0.4f, -0.4f, -0.4f, 0.4f, 0.0f, -0.4f, 0.4f, 0.4f, -0.4f, 0.4f, 0.8f, -0.4f, 0.4f,
- -0.8f, 0.0f, 0.4f, -0.4f, 0.0f, 0.4f, 0.0f, 0.0f, 0.4f, 0.4f, 0.0f, 0.4f, 0.8f, 0.0f, 0.4f,
- -0.8f, 0.4f, 0.4f, -0.4f, 0.4f, 0.4f, 0.0f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.8f, 0.4f, 0.4f,
- -0.8f, 0.8f, 0.4f, -0.4f, 0.8f, 0.4f, 0.0f, 0.8f, 0.4f, 0.4f, 0.8f, 0.4f, 0.8f, 0.8f, 0.4f,
- -0.8f, -0.8f, 0.8f, -0.4f, -0.8f, 0.8f, 0.0f, -0.8f, 0.8f, 0.4f, -0.8f, 0.8f, 0.8f, -0.8f, 0.8f,
- -0.8f, -0.4f, 0.8f, -0.4f, -0.4f, 0.8f, 0.0f, -0.4f, 0.8f, 0.4f, -0.4f, 0.8f, 0.8f, -0.4f, 0.8f,
- -0.8f, 0.0f, 0.8f, -0.4f, 0.0f, 0.8f, 0.0f, 0.0f, 0.8f, 0.4f, 0.0f, 0.8f, 0.8f, 0.0f, 0.8f,
- -0.8f, 0.4f, 0.8f, -0.4f, 0.4f, 0.8f, 0.0f, 0.4f, 0.8f, 0.4f, 0.4f, 0.8f, 0.8f, 0.4f, 0.8f,
- -0.8f, 0.8f, 0.8f, -0.4f, 0.8f, 0.8f, 0.0f, 0.8f, 0.8f, 0.4f, 0.8f, 0.8f, 0.8f, 0.8f, 0.8f
- };
-
- // this table contains 3 requantized samples for each legal codeword
- // when grouped in 10 bits, i.e. 9 quantizationsteps per sample
- @LOC("H") public static final float grouping_10bits[] =
- {
- -8.0f/9.0f, -8.0f/9.0f, -8.0f/9.0f, -6.0f/9.0f, -8.0f/9.0f, -8.0f/9.0f, -4.0f/9.0f, -8.0f/9.0f, -8.0f/9.0f,
- -2.0f/9.0f, -8.0f/9.0f, -8.0f/9.0f, 0.0f, -8.0f/9.0f, -8.0f/9.0f, 2.0f/9.0f, -8.0f/9.0f, -8.0f/9.0f,
- 4.0f/9.0f, -8.0f/9.0f, -8.0f/9.0f, 6.0f/9.0f, -8.0f/9.0f, -8.0f/9.0f, 8.0f/9.0f, -8.0f/9.0f, -8.0f/9.0f,
- -8.0f/9.0f, -6.0f/9.0f, -8.0f/9.0f, -6.0f/9.0f, -6.0f/9.0f, -8.0f/9.0f, -4.0f/9.0f, -6.0f/9.0f, -8.0f/9.0f,
- -2.0f/9.0f, -6.0f/9.0f, -8.0f/9.0f, 0.0f, -6.0f/9.0f, -8.0f/9.0f, 2.0f/9.0f, -6.0f/9.0f, -8.0f/9.0f,
- 4.0f/9.0f, -6.0f/9.0f, -8.0f/9.0f, 6.0f/9.0f, -6.0f/9.0f, -8.0f/9.0f, 8.0f/9.0f, -6.0f/9.0f, -8.0f/9.0f,
- -8.0f/9.0f, -4.0f/9.0f, -8.0f/9.0f, -6.0f/9.0f, -4.0f/9.0f, -8.0f/9.0f, -4.0f/9.0f, -4.0f/9.0f, -8.0f/9.0f,
- -2.0f/9.0f, -4.0f/9.0f, -8.0f/9.0f, 0.0f, -4.0f/9.0f, -8.0f/9.0f, 2.0f/9.0f, -4.0f/9.0f, -8.0f/9.0f,
- 4.0f/9.0f, -4.0f/9.0f, -8.0f/9.0f, 6.0f/9.0f, -4.0f/9.0f, -8.0f/9.0f, 8.0f/9.0f, -4.0f/9.0f, -8.0f/9.0f,
- -8.0f/9.0f, -2.0f/9.0f, -8.0f/9.0f, -6.0f/9.0f, -2.0f/9.0f, -8.0f/9.0f, -4.0f/9.0f, -2.0f/9.0f, -8.0f/9.0f,
- -2.0f/9.0f, -2.0f/9.0f, -8.0f/9.0f, 0.0f, -2.0f/9.0f, -8.0f/9.0f, 2.0f/9.0f, -2.0f/9.0f, -8.0f/9.0f,
- 4.0f/9.0f, -2.0f/9.0f, -8.0f/9.0f, 6.0f/9.0f, -2.0f/9.0f, -8.0f/9.0f, 8.0f/9.0f, -2.0f/9.0f, -8.0f/9.0f,
- -8.0f/9.0f, 0.0f, -8.0f/9.0f, -6.0f/9.0f, 0.0f, -8.0f/9.0f, -4.0f/9.0f, 0.0f, -8.0f/9.0f,
- -2.0f/9.0f, 0.0f, -8.0f/9.0f, 0.0f, 0.0f, -8.0f/9.0f, 2.0f/9.0f, 0.0f, -8.0f/9.0f,
- 4.0f/9.0f, 0.0f, -8.0f/9.0f, 6.0f/9.0f, 0.0f, -8.0f/9.0f, 8.0f/9.0f, 0.0f, -8.0f/9.0f,
- -8.0f/9.0f, 2.0f/9.0f, -8.0f/9.0f, -6.0f/9.0f, 2.0f/9.0f, -8.0f/9.0f, -4.0f/9.0f, 2.0f/9.0f, -8.0f/9.0f,
- -2.0f/9.0f, 2.0f/9.0f, -8.0f/9.0f, 0.0f, 2.0f/9.0f, -8.0f/9.0f, 2.0f/9.0f, 2.0f/9.0f, -8.0f/9.0f,
- 4.0f/9.0f, 2.0f/9.0f, -8.0f/9.0f, 6.0f/9.0f, 2.0f/9.0f, -8.0f/9.0f, 8.0f/9.0f, 2.0f/9.0f, -8.0f/9.0f,
- -8.0f/9.0f, 4.0f/9.0f, -8.0f/9.0f, -6.0f/9.0f, 4.0f/9.0f, -8.0f/9.0f, -4.0f/9.0f, 4.0f/9.0f, -8.0f/9.0f,
- -2.0f/9.0f, 4.0f/9.0f, -8.0f/9.0f, 0.0f, 4.0f/9.0f, -8.0f/9.0f, 2.0f/9.0f, 4.0f/9.0f, -8.0f/9.0f,
- 4.0f/9.0f, 4.0f/9.0f, -8.0f/9.0f, 6.0f/9.0f, 4.0f/9.0f, -8.0f/9.0f, 8.0f/9.0f, 4.0f/9.0f, -8.0f/9.0f,
- -8.0f/9.0f, 6.0f/9.0f, -8.0f/9.0f, -6.0f/9.0f, 6.0f/9.0f, -8.0f/9.0f, -4.0f/9.0f, 6.0f/9.0f, -8.0f/9.0f,
- -2.0f/9.0f, 6.0f/9.0f, -8.0f/9.0f, 0.0f, 6.0f/9.0f, -8.0f/9.0f, 2.0f/9.0f, 6.0f/9.0f, -8.0f/9.0f,
- 4.0f/9.0f, 6.0f/9.0f, -8.0f/9.0f, 6.0f/9.0f, 6.0f/9.0f, -8.0f/9.0f, 8.0f/9.0f, 6.0f/9.0f, -8.0f/9.0f,
- -8.0f/9.0f, 8.0f/9.0f, -8.0f/9.0f, -6.0f/9.0f, 8.0f/9.0f, -8.0f/9.0f, -4.0f/9.0f, 8.0f/9.0f, -8.0f/9.0f,
- -2.0f/9.0f, 8.0f/9.0f, -8.0f/9.0f, 0.0f, 8.0f/9.0f, -8.0f/9.0f, 2.0f/9.0f, 8.0f/9.0f, -8.0f/9.0f,
- 4.0f/9.0f, 8.0f/9.0f, -8.0f/9.0f, 6.0f/9.0f, 8.0f/9.0f, -8.0f/9.0f, 8.0f/9.0f, 8.0f/9.0f, -8.0f/9.0f,
- -8.0f/9.0f, -8.0f/9.0f, -6.0f/9.0f, -6.0f/9.0f, -8.0f/9.0f, -6.0f/9.0f, -4.0f/9.0f, -8.0f/9.0f, -6.0f/9.0f,
- -2.0f/9.0f, -8.0f/9.0f, -6.0f/9.0f, 0.0f, -8.0f/9.0f, -6.0f/9.0f, 2.0f/9.0f, -8.0f/9.0f, -6.0f/9.0f,
- 4.0f/9.0f, -8.0f/9.0f, -6.0f/9.0f, 6.0f/9.0f, -8.0f/9.0f, -6.0f/9.0f, 8.0f/9.0f, -8.0f/9.0f, -6.0f/9.0f,
- -8.0f/9.0f, -6.0f/9.0f, -6.0f/9.0f, -6.0f/9.0f, -6.0f/9.0f, -6.0f/9.0f, -4.0f/9.0f, -6.0f/9.0f, -6.0f/9.0f,
- -2.0f/9.0f, -6.0f/9.0f, -6.0f/9.0f, 0.0f, -6.0f/9.0f, -6.0f/9.0f, 2.0f/9.0f, -6.0f/9.0f, -6.0f/9.0f,
- 4.0f/9.0f, -6.0f/9.0f, -6.0f/9.0f, 6.0f/9.0f, -6.0f/9.0f, -6.0f/9.0f, 8.0f/9.0f, -6.0f/9.0f, -6.0f/9.0f,
- -8.0f/9.0f, -4.0f/9.0f, -6.0f/9.0f, -6.0f/9.0f, -4.0f/9.0f, -6.0f/9.0f, -4.0f/9.0f, -4.0f/9.0f, -6.0f/9.0f,
- -2.0f/9.0f, -4.0f/9.0f, -6.0f/9.0f, 0.0f, -4.0f/9.0f, -6.0f/9.0f, 2.0f/9.0f, -4.0f/9.0f, -6.0f/9.0f,
- 4.0f/9.0f, -4.0f/9.0f, -6.0f/9.0f, 6.0f/9.0f, -4.0f/9.0f, -6.0f/9.0f, 8.0f/9.0f, -4.0f/9.0f, -6.0f/9.0f,
- -8.0f/9.0f, -2.0f/9.0f, -6.0f/9.0f, -6.0f/9.0f, -2.0f/9.0f, -6.0f/9.0f, -4.0f/9.0f, -2.0f/9.0f, -6.0f/9.0f,
- -2.0f/9.0f, -2.0f/9.0f, -6.0f/9.0f, 0.0f, -2.0f/9.0f, -6.0f/9.0f, 2.0f/9.0f, -2.0f/9.0f, -6.0f/9.0f,
- 4.0f/9.0f, -2.0f/9.0f, -6.0f/9.0f, 6.0f/9.0f, -2.0f/9.0f, -6.0f/9.0f, 8.0f/9.0f, -2.0f/9.0f, -6.0f/9.0f,
- -8.0f/9.0f, 0.0f, -6.0f/9.0f, -6.0f/9.0f, 0.0f, -6.0f/9.0f, -4.0f/9.0f, 0.0f, -6.0f/9.0f,
- -2.0f/9.0f, 0.0f, -6.0f/9.0f, 0.0f, 0.0f, -6.0f/9.0f, 2.0f/9.0f, 0.0f, -6.0f/9.0f,
- 4.0f/9.0f, 0.0f, -6.0f/9.0f, 6.0f/9.0f, 0.0f, -6.0f/9.0f, 8.0f/9.0f, 0.0f, -6.0f/9.0f,
- -8.0f/9.0f, 2.0f/9.0f, -6.0f/9.0f, -6.0f/9.0f, 2.0f/9.0f, -6.0f/9.0f, -4.0f/9.0f, 2.0f/9.0f, -6.0f/9.0f,
- -2.0f/9.0f, 2.0f/9.0f, -6.0f/9.0f, 0.0f, 2.0f/9.0f, -6.0f/9.0f, 2.0f/9.0f, 2.0f/9.0f, -6.0f/9.0f,
- 4.0f/9.0f, 2.0f/9.0f, -6.0f/9.0f, 6.0f/9.0f, 2.0f/9.0f, -6.0f/9.0f, 8.0f/9.0f, 2.0f/9.0f, -6.0f/9.0f,
- -8.0f/9.0f, 4.0f/9.0f, -6.0f/9.0f, -6.0f/9.0f, 4.0f/9.0f, -6.0f/9.0f, -4.0f/9.0f, 4.0f/9.0f, -6.0f/9.0f,
- -2.0f/9.0f, 4.0f/9.0f, -6.0f/9.0f, 0.0f, 4.0f/9.0f, -6.0f/9.0f, 2.0f/9.0f, 4.0f/9.0f, -6.0f/9.0f,
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- -8.0f/9.0f, -6.0f/9.0f, 8.0f/9.0f, -6.0f/9.0f, -6.0f/9.0f, 8.0f/9.0f, -4.0f/9.0f, -6.0f/9.0f, 8.0f/9.0f,
- -2.0f/9.0f, -6.0f/9.0f, 8.0f/9.0f, 0.0f, -6.0f/9.0f, 8.0f/9.0f, 2.0f/9.0f, -6.0f/9.0f, 8.0f/9.0f,
- 4.0f/9.0f, -6.0f/9.0f, 8.0f/9.0f, 6.0f/9.0f, -6.0f/9.0f, 8.0f/9.0f, 8.0f/9.0f, -6.0f/9.0f, 8.0f/9.0f,
- -8.0f/9.0f, -4.0f/9.0f, 8.0f/9.0f, -6.0f/9.0f, -4.0f/9.0f, 8.0f/9.0f, -4.0f/9.0f, -4.0f/9.0f, 8.0f/9.0f,
- -2.0f/9.0f, -4.0f/9.0f, 8.0f/9.0f, 0.0f, -4.0f/9.0f, 8.0f/9.0f, 2.0f/9.0f, -4.0f/9.0f, 8.0f/9.0f,
- 4.0f/9.0f, -4.0f/9.0f, 8.0f/9.0f, 6.0f/9.0f, -4.0f/9.0f, 8.0f/9.0f, 8.0f/9.0f, -4.0f/9.0f, 8.0f/9.0f,
- -8.0f/9.0f, -2.0f/9.0f, 8.0f/9.0f, -6.0f/9.0f, -2.0f/9.0f, 8.0f/9.0f, -4.0f/9.0f, -2.0f/9.0f, 8.0f/9.0f,
- -2.0f/9.0f, -2.0f/9.0f, 8.0f/9.0f, 0.0f, -2.0f/9.0f, 8.0f/9.0f, 2.0f/9.0f, -2.0f/9.0f, 8.0f/9.0f,
- 4.0f/9.0f, -2.0f/9.0f, 8.0f/9.0f, 6.0f/9.0f, -2.0f/9.0f, 8.0f/9.0f, 8.0f/9.0f, -2.0f/9.0f, 8.0f/9.0f,
- -8.0f/9.0f, 0.0f, 8.0f/9.0f, -6.0f/9.0f, 0.0f, 8.0f/9.0f, -4.0f/9.0f, 0.0f, 8.0f/9.0f,
- -2.0f/9.0f, 0.0f, 8.0f/9.0f, 0.0f, 0.0f, 8.0f/9.0f, 2.0f/9.0f, 0.0f, 8.0f/9.0f,
- 4.0f/9.0f, 0.0f, 8.0f/9.0f, 6.0f/9.0f, 0.0f, 8.0f/9.0f, 8.0f/9.0f, 0.0f, 8.0f/9.0f,
- -8.0f/9.0f, 2.0f/9.0f, 8.0f/9.0f, -6.0f/9.0f, 2.0f/9.0f, 8.0f/9.0f, -4.0f/9.0f, 2.0f/9.0f, 8.0f/9.0f,
- -2.0f/9.0f, 2.0f/9.0f, 8.0f/9.0f, 0.0f, 2.0f/9.0f, 8.0f/9.0f, 2.0f/9.0f, 2.0f/9.0f, 8.0f/9.0f,
- 4.0f/9.0f, 2.0f/9.0f, 8.0f/9.0f, 6.0f/9.0f, 2.0f/9.0f, 8.0f/9.0f, 8.0f/9.0f, 2.0f/9.0f, 8.0f/9.0f,
- -8.0f/9.0f, 4.0f/9.0f, 8.0f/9.0f, -6.0f/9.0f, 4.0f/9.0f, 8.0f/9.0f, -4.0f/9.0f, 4.0f/9.0f, 8.0f/9.0f,
- -2.0f/9.0f, 4.0f/9.0f, 8.0f/9.0f, 0.0f, 4.0f/9.0f, 8.0f/9.0f, 2.0f/9.0f, 4.0f/9.0f, 8.0f/9.0f,
- 4.0f/9.0f, 4.0f/9.0f, 8.0f/9.0f, 6.0f/9.0f, 4.0f/9.0f, 8.0f/9.0f, 8.0f/9.0f, 4.0f/9.0f, 8.0f/9.0f,
- -8.0f/9.0f, 6.0f/9.0f, 8.0f/9.0f, -6.0f/9.0f, 6.0f/9.0f, 8.0f/9.0f, -4.0f/9.0f, 6.0f/9.0f, 8.0f/9.0f,
- -2.0f/9.0f, 6.0f/9.0f, 8.0f/9.0f, 0.0f, 6.0f/9.0f, 8.0f/9.0f, 2.0f/9.0f, 6.0f/9.0f, 8.0f/9.0f,
- 4.0f/9.0f, 6.0f/9.0f, 8.0f/9.0f, 6.0f/9.0f, 6.0f/9.0f, 8.0f/9.0f, 8.0f/9.0f, 6.0f/9.0f, 8.0f/9.0f,
- -8.0f/9.0f, 8.0f/9.0f, 8.0f/9.0f, -6.0f/9.0f, 8.0f/9.0f, 8.0f/9.0f, -4.0f/9.0f, 8.0f/9.0f, 8.0f/9.0f,
- -2.0f/9.0f, 8.0f/9.0f, 8.0f/9.0f, 0.0f, 8.0f/9.0f, 8.0f/9.0f, 2.0f/9.0f, 8.0f/9.0f, 8.0f/9.0f,
- 4.0f/9.0f, 8.0f/9.0f, 8.0f/9.0f, 6.0f/9.0f, 8.0f/9.0f, 8.0f/9.0f, 8.0f/9.0f, 8.0f/9.0f, 8.0f/9.0f
- };
-
- // data taken from ISO/IEC DIS 11172, Annexes 3-B.2[abcd] and 3-B.4:
-
- // subbands 0-2 in tables 3-B.2a and 2b: (index is allocation)
- @LOC("F") public static final int table_ab1_codelength[] =
- // bits per codeword
- { 0, 5, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 };
-
- @LOC("F") public static final float table_ab1_groupingtables[][] =
- // pointer to sample grouping table, or NULL-pointer if ungrouped
- { null, grouping_5bits, null, null, null, null, null, null, null, null, null, null, null, null, null, null };
-
- @LOC("F") public static final float table_ab1_factor[] =
- // factor for requantization: (real)sample * factor - 1.0 gives requantized sample
- { 0.0f, 1.0f/2.0f, 1.0f/4.0f, 1.0f/8.0f, 1.0f/16.0f, 1.0f/32.0f, 1.0f/64.0f,
- 1.0f/128.0f, 1.0f/256.0f, 1.0f/512.0f, 1.0f/1024.0f, 1.0f/2048.0f,
- 1.0f/4096.0f, 1.0f/8192.0f, 1.0f/16384.0f, 1.0f/32768.0f };
-
- @LOC("F") public static final float table_ab1_c[] =
- // factor c for requantization from table 3-B.4
- { 0.0f, 1.33333333333f, 1.14285714286f, 1.06666666666f, 1.03225806452f,
- 1.01587301587f, 1.00787401575f, 1.00392156863f, 1.00195694716f, 1.00097751711f,
- 1.00048851979f, 1.00024420024f, 1.00012208522f, 1.00006103888f, 1.00003051851f,
- 1.00001525902f };
-
- @LOC("F") public static final float table_ab1_d[] =
- // addend d for requantization from table 3-B.4
- { 0.0f, 0.50000000000f, 0.25000000000f, 0.12500000000f, 0.06250000000f,
- 0.03125000000f, 0.01562500000f, 0.00781250000f, 0.00390625000f, 0.00195312500f,
- 0.00097656250f, 0.00048828125f, 0.00024414063f, 0.00012207031f, 0.00006103516f,
- 0.00003051758f };
-
- // subbands 3-... tables 3-B.2a and 2b:
- @LOC("F") public static final float[] table_ab234_groupingtables[] =
- { null, grouping_5bits, grouping_7bits, null, grouping_10bits, null, null, null, null, null, null, null, null, null, null, null };
-
- // subbands 3-10 in tables 3-B.2a and 2b:
- @LOC("F") public static final int table_ab2_codelength[] =
- { 0, 5, 7, 3, 10, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16 };
- @LOC("F") public static final float table_ab2_factor[] =
- { 0.0f, 1.0f/2.0f, 1.0f/4.0f, 1.0f/4.0f, 1.0f/8.0f, 1.0f/8.0f, 1.0f/16.0f,
- 1.0f/32.0f, 1.0f/64.0f, 1.0f/128.0f, 1.0f/256.0f, 1.0f/512.0f,
- 1.0f/1024.0f, 1.0f/2048.0f, 1.0f/4096.0f, 1.0f/32768.0f };
- @LOC("F") public static final float table_ab2_c[] =
- { 0.0f, 1.33333333333f, 1.60000000000f, 1.14285714286f, 1.77777777777f,
- 1.06666666666f, 1.03225806452f, 1.01587301587f, 1.00787401575f, 1.00392156863f,
- 1.00195694716f, 1.00097751711f, 1.00048851979f, 1.00024420024f, 1.00012208522f,
- 1.00001525902f };
- @LOC("F") public static final float table_ab2_d[] =
- { 0.0f, 0.50000000000f, 0.50000000000f, 0.25000000000f, 0.50000000000f,
- 0.12500000000f, 0.06250000000f, 0.03125000000f, 0.01562500000f, 0.00781250000f,
- 0.00390625000f, 0.00195312500f, 0.00097656250f, 0.00048828125f, 0.00024414063f,
- 0.00003051758f };
-
- // subbands 11-22 in tables 3-B.2a and 2b:
- @LOC("F") public static final int table_ab3_codelength[] = { 0, 5, 7, 3, 10, 4, 5, 16 };
- @LOC("F") public static final float table_ab3_factor[] =
- { 0.0f, 1.0f/2.0f, 1.0f/4.0f, 1.0f/4.0f, 1.0f/8.0f, 1.0f/8.0f, 1.0f/16.0f, 1.0f/32768.0f };
- @LOC("F") public static final float table_ab3_c[] =
- { 0.0f, 1.33333333333f, 1.60000000000f, 1.14285714286f, 1.77777777777f,
- 1.06666666666f, 1.03225806452f, 1.00001525902f };
- @LOC("F") public static final float table_ab3_d[] =
- { 0.0f, 0.50000000000f, 0.50000000000f, 0.25000000000f, 0.50000000000f,
- 0.12500000000f, 0.06250000000f, 0.00003051758f };
-
- // subbands 23-... in tables 3-B.2a and 2b:
- @LOC("F") public static final int table_ab4_codelength[] = { 0, 5, 7, 16 };
- @LOC("F") public static final float table_ab4_factor[] = { 0.0f, 1.0f/2.0f, 1.0f/4.0f, 1.0f/32768.0f };
- @LOC("F") public static final float table_ab4_c[] = { 0.0f, 1.33333333333f, 1.60000000000f, 1.00001525902f };
- @LOC("F") public static final float table_ab4_d[] = { 0.0f, 0.50000000000f, 0.50000000000f, 0.00003051758f };
-
- // subbands in tables 3-B.2c and 2d:
- @LOC("F") public static final int table_cd_codelength[] =
- { 0, 5, 7, 10, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 };
- @LOC("F") public static final float table_cd_groupingtables[][] =
- { null, grouping_5bits, grouping_7bits, grouping_10bits, null, null, null, null, null, null, null, null, null, null, null, null };
- @LOC("F") public static final float table_cd_factor[] =
- { 0.0f, 1.0f/2.0f, 1.0f/4.0f, 1.0f/8.0f, 1.0f/8.0f, 1.0f/16.0f, 1.0f/32.0f, 1.0f/64.0f,
- 1.0f/128.0f, 1.0f/256.0f, 1.0f/512.0f, 1.0f/1024.0f, 1.0f/2048.0f, 1.0f/4096.0f,
- 1.0f/8192.0f, 1.0f/16384.0f };
- @LOC("F") public static final float table_cd_c[] =
- { 0.0f, 1.33333333333f, 1.60000000000f, 1.77777777777f, 1.06666666666f,
- 1.03225806452f, 1.01587301587f, 1.00787401575f, 1.00392156863f, 1.00195694716f,
- 1.00097751711f, 1.00048851979f, 1.00024420024f, 1.00012208522f, 1.00006103888f,
- 1.00003051851f };
- @LOC("F") public static final float table_cd_d[] =
- { 0.0f, 0.50000000000f, 0.50000000000f, 0.50000000000f, 0.12500000000f,
- 0.06250000000f, 0.03125000000f, 0.01562500000f, 0.00781250000f, 0.00390625000f,
- 0.00195312500f, 0.00097656250f, 0.00048828125f, 0.00024414063f, 0.00012207031f,
- 0.00006103516f };
-
-
-
- @LOC("F") protected int subbandnumber;
- @LOC("F") protected int allocation;
- @LOC("ARR") protected int scfsi;
- @LOC("L") protected float scalefactor1;
- @LOC("L") protected float scalefactor2;
- @LOC("L") protected float scalefactor3;
- @LOC("ARR") protected int[] codelength = {0};
- @LOC("ARR") protected float groupingtable[][] = new float[2][];
- //protected float[][] groupingtable = {{0},{0}} ;
- @LOC("ARR") protected float[] factor = {0.0f};
- @LOC("GN") protected int groupnumber;
- @LOC("SN") protected int samplenumber;
- @LOC("L") protected float[] samples = new float[3];
- @LOC("ARR") protected float[] c = {0.0f};
- @LOC("ARR") protected float[] d = {0.0f};
- /**
- * Constructor
- */
- public SubbandLayer2(@LOC("IN") int subbandnumber)
- {
- this.subbandnumber = subbandnumber;
- groupnumber = samplenumber = 0;
- }
-
-
- /**
- *
- */
- @RETURNLOC("OUT")
- protected int get_allocationlength (@LOC("IN") Header header)
- {
- if (header.version() == Header.MPEG1)
- {
- @LOC("SH") int channel_bitrate = header.bitrate_index();
-
- // calculate bitrate per channel:
- if (header.mode() != Header.SINGLE_CHANNEL)
- if (channel_bitrate == 4)
- channel_bitrate = 1;
- else
- channel_bitrate -= 4;
-
- if (channel_bitrate == 1 || channel_bitrate == 2)
- // table 3-B.2c or 3-B.2d
- if (subbandnumber <= 1)
- return 4;
- else
- return 3;
- else
- // tables 3-B.2a or 3-B.2b
- if (subbandnumber <= 10)
- return 4;
- else if (subbandnumber <= 22)
- return 3;
- else
- return 2;
- }
- else
- { // MPEG-2 LSF -- Jeff
-
- // table B.1 of ISO/IEC 13818-3
- if (subbandnumber <= 3)
- return 4;
- else if (subbandnumber <= 10)
- return 3;
- else
- return 2;
- }
- }
-
- /**
- *
- */
- protected void prepare_sample_reading(@LOC("IN") Header header, @LOC("IN") int allocation,
- //float[][] groupingtable,
- @LOC("IN") int channel,
- @LOC("V") float[] factor, @LOC("V") int[] codelength,
- @LOC("V") float[] c, @LOC("V") float[] d)
- {
- @LOC("SH")int channel_bitrate = header.bitrate_index();
- // calculate bitrate per channel:
- if (header.mode() != Header.SINGLE_CHANNEL)
- if (channel_bitrate == 4)
- channel_bitrate = 1;
- else
- channel_bitrate -= 4;
-
- if (channel_bitrate == 1 || channel_bitrate == 2)
- {
- // table 3-B.2c or 3-B.2d
- groupingtable[channel] = table_cd_groupingtables[allocation];
- factor[0] = table_cd_factor[allocation];
- codelength[0] = table_cd_codelength[allocation];
- c[0] = table_cd_c[allocation];
- d[0] = table_cd_d[allocation];
- }
- else
- {
- // tables 3-B.2a or 3-B.2b
- if (subbandnumber <= 2)
- {
- groupingtable[channel] = table_ab1_groupingtables[allocation];
- factor[0] = table_ab1_factor[allocation];
- codelength[0] = table_ab1_codelength[allocation];
- c[0] = table_ab1_c[allocation];
- d[0] = table_ab1_d[allocation];
- }
- else
- {
- groupingtable[channel] = table_ab234_groupingtables[allocation];
- if (subbandnumber <= 10)
- {
- factor[0] = table_ab2_factor[allocation];
- codelength[0] = table_ab2_codelength[allocation];
- c[0] = table_ab2_c[allocation];
- d[0] = table_ab2_d[allocation];
- }
- else if (subbandnumber <= 22)
- {
- factor[0] = table_ab3_factor[allocation];
- codelength[0] = table_ab3_codelength[allocation];
- c[0] = table_ab3_c[allocation];
- d[0] = table_ab3_d[allocation];
- }
- else
- {
- factor[0] = table_ab4_factor[allocation];
- codelength[0] = table_ab4_codelength[allocation];
- c[0] = table_ab4_c[allocation];
- d[0] = table_ab4_d[allocation];
- }
- }
- }
- }
-
-
- /**
+@LATTICE("SB<H,H<SH,SH*,,SB*")
+@METHODDEFAULT("MODE<THIS,THIS<C,C<IN,THISLOC=THIS,C*")
+class LayerIIDecoder extends LayerIDecoder implements FrameDecoder {
+
+ public LayerIIDecoder() {
+ }
+
+ protected void createSubbands() {
+ @LOC("THIS,LayerIIDecoder.SB") int i;
+ if (mode == Header.SINGLE_CHANNEL)
+ for (i = 0; i < num_subbands; ++i)
+ subbands[i] = new SubbandLayer2(i);
+ else if (mode == Header.JOINT_STEREO) {
+ for (i = 0; i < header.intensity_stereo_bound(); ++i)
+ subbands[i] = new SubbandLayer2Stereo(i);
+ for (; i < num_subbands; ++i)
+ subbands[i] = new SubbandLayer2IntensityStereo(i);
+ } else {
+ for (i = 0; i < num_subbands; ++i)
+ subbands[i] = new SubbandLayer2Stereo(i);
+ }
+
+ }
+
+ protected void readScaleFactorSelection() {
+ // eom note: num_subbands is defined in LayerIDecoder so it has (THIS,
+ // LayerIDecoder) Loc
+ for (@LOC("THIS,LayerIIDecoder.SB") int i = 0; i < num_subbands; ++i) {
+ ((SubbandLayer2) subbands[i]).read_scalefactor_selection(stream, crc);
+ }
+ }
+
+ /**
+ * Class for layer II subbands in single channel mode.
+ */
+ @LATTICE("S<L,L<H,L<SM,SM<H,H<SH,F,ARR,GN,SN,SH*,SM*")
+ @METHODDEFAULT("OUT<V,V<THIS,THIS<C,C<IN,C*,THISLOC=THIS,RETURNLOC=OUT")
+ static class SubbandLayer2 extends Subband {
+ // this table contains 3 requantized samples for each legal codeword
+ // when grouped in 5 bits, i.e. 3 quantizationsteps per sample
+ public static final float grouping_5bits[] = new float[] { -2.0f / 3.0f, -2.0f / 3.0f,
+ -2.0f / 3.0f, 0.0f, -2.0f / 3.0f, -2.0f / 3.0f, 2.0f / 3.0f, -2.0f / 3.0f, -2.0f / 3.0f,
+ -2.0f / 3.0f, 0.0f, -2.0f / 3.0f, 0.0f, 0.0f, -2.0f / 3.0f, 2.0f / 3.0f, 0.0f,
+ -2.0f / 3.0f, -2.0f / 3.0f, 2.0f / 3.0f, -2.0f / 3.0f, 0.0f, 2.0f / 3.0f, -2.0f / 3.0f,
+ 2.0f / 3.0f, 2.0f / 3.0f, -2.0f / 3.0f, -2.0f / 3.0f, -2.0f / 3.0f, 0.0f, 0.0f,
+ -2.0f / 3.0f, 0.0f, 2.0f / 3.0f, -2.0f / 3.0f, 0.0f, -2.0f / 3.0f, 0.0f, 0.0f, 0.0f, 0.0f,
+ 0.0f, 2.0f / 3.0f, 0.0f, 0.0f, -2.0f / 3.0f, 2.0f / 3.0f, 0.0f, 0.0f, 2.0f / 3.0f, 0.0f,
+ 2.0f / 3.0f, 2.0f / 3.0f, 0.0f, -2.0f / 3.0f, -2.0f / 3.0f, 2.0f / 3.0f, 0.0f,
+ -2.0f / 3.0f, 2.0f / 3.0f, 2.0f / 3.0f, -2.0f / 3.0f, 2.0f / 3.0f, -2.0f / 3.0f, 0.0f,
+ 2.0f / 3.0f, 0.0f, 0.0f, 2.0f / 3.0f, 2.0f / 3.0f, 0.0f, 2.0f / 3.0f, -2.0f / 3.0f,
+ 2.0f / 3.0f, 2.0f / 3.0f, 0.0f, 2.0f / 3.0f, 2.0f / 3.0f, 2.0f / 3.0f, 2.0f / 3.0f,
+ 2.0f / 3.0f };
+
+ // this table contains 3 requantized samples for each legal codeword
+ // when grouped in 7 bits, i.e. 5 quantizationsteps per sample
+ public static final float grouping_7bits[] = new float[] { -0.8f, -0.8f, -0.8f, -0.4f, -0.8f,
+ -0.8f, 0.0f, -0.8f, -0.8f, 0.4f, -0.8f, -0.8f, 0.8f, -0.8f, -0.8f, -0.8f, -0.4f, -0.8f,
+ -0.4f, -0.4f, -0.8f, 0.0f, -0.4f, -0.8f, 0.4f, -0.4f, -0.8f, 0.8f, -0.4f, -0.8f, -0.8f,
+ 0.0f, -0.8f, -0.4f, 0.0f, -0.8f, 0.0f, 0.0f, -0.8f, 0.4f, 0.0f, -0.8f, 0.8f, 0.0f, -0.8f,
+ -0.8f, 0.4f, -0.8f, -0.4f, 0.4f, -0.8f, 0.0f, 0.4f, -0.8f, 0.4f, 0.4f, -0.8f, 0.8f, 0.4f,
+ -0.8f, -0.8f, 0.8f, -0.8f, -0.4f, 0.8f, -0.8f, 0.0f, 0.8f, -0.8f, 0.4f, 0.8f, -0.8f, 0.8f,
+ 0.8f, -0.8f, -0.8f, -0.8f, -0.4f, -0.4f, -0.8f, -0.4f, 0.0f, -0.8f, -0.4f, 0.4f, -0.8f,
+ -0.4f, 0.8f, -0.8f, -0.4f, -0.8f, -0.4f, -0.4f, -0.4f, -0.4f, -0.4f, 0.0f, -0.4f, -0.4f,
+ 0.4f, -0.4f, -0.4f, 0.8f, -0.4f, -0.4f, -0.8f, 0.0f, -0.4f, -0.4f, 0.0f, -0.4f, 0.0f, 0.0f,
+ -0.4f, 0.4f, 0.0f, -0.4f, 0.8f, 0.0f, -0.4f, -0.8f, 0.4f, -0.4f, -0.4f, 0.4f, -0.4f, 0.0f,
+ 0.4f, -0.4f, 0.4f, 0.4f, -0.4f, 0.8f, 0.4f, -0.4f, -0.8f, 0.8f, -0.4f, -0.4f, 0.8f, -0.4f,
+ 0.0f, 0.8f, -0.4f, 0.4f, 0.8f, -0.4f, 0.8f, 0.8f, -0.4f, -0.8f, -0.8f, 0.0f, -0.4f, -0.8f,
+ 0.0f, 0.0f, -0.8f, 0.0f, 0.4f, -0.8f, 0.0f, 0.8f, -0.8f, 0.0f, -0.8f, -0.4f, 0.0f, -0.4f,
+ -0.4f, 0.0f, 0.0f, -0.4f, 0.0f, 0.4f, -0.4f, 0.0f, 0.8f, -0.4f, 0.0f, -0.8f, 0.0f, 0.0f,
+ -0.4f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.4f, 0.0f, 0.0f, 0.8f, 0.0f, 0.0f, -0.8f, 0.4f, 0.0f,
+ -0.4f, 0.4f, 0.0f, 0.0f, 0.4f, 0.0f, 0.4f, 0.4f, 0.0f, 0.8f, 0.4f, 0.0f, -0.8f, 0.8f, 0.0f,
+ -0.4f, 0.8f, 0.0f, 0.0f, 0.8f, 0.0f, 0.4f, 0.8f, 0.0f, 0.8f, 0.8f, 0.0f, -0.8f, -0.8f,
+ 0.4f, -0.4f, -0.8f, 0.4f, 0.0f, -0.8f, 0.4f, 0.4f, -0.8f, 0.4f, 0.8f, -0.8f, 0.4f, -0.8f,
+ -0.4f, 0.4f, -0.4f, -0.4f, 0.4f, 0.0f, -0.4f, 0.4f, 0.4f, -0.4f, 0.4f, 0.8f, -0.4f, 0.4f,
+ -0.8f, 0.0f, 0.4f, -0.4f, 0.0f, 0.4f, 0.0f, 0.0f, 0.4f, 0.4f, 0.0f, 0.4f, 0.8f, 0.0f, 0.4f,
+ -0.8f, 0.4f, 0.4f, -0.4f, 0.4f, 0.4f, 0.0f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.8f, 0.4f, 0.4f,
+ -0.8f, 0.8f, 0.4f, -0.4f, 0.8f, 0.4f, 0.0f, 0.8f, 0.4f, 0.4f, 0.8f, 0.4f, 0.8f, 0.8f, 0.4f,
+ -0.8f, -0.8f, 0.8f, -0.4f, -0.8f, 0.8f, 0.0f, -0.8f, 0.8f, 0.4f, -0.8f, 0.8f, 0.8f, -0.8f,
+ 0.8f, -0.8f, -0.4f, 0.8f, -0.4f, -0.4f, 0.8f, 0.0f, -0.4f, 0.8f, 0.4f, -0.4f, 0.8f, 0.8f,
+ -0.4f, 0.8f, -0.8f, 0.0f, 0.8f, -0.4f, 0.0f, 0.8f, 0.0f, 0.0f, 0.8f, 0.4f, 0.0f, 0.8f,
+ 0.8f, 0.0f, 0.8f, -0.8f, 0.4f, 0.8f, -0.4f, 0.4f, 0.8f, 0.0f, 0.4f, 0.8f, 0.4f, 0.4f, 0.8f,
+ 0.8f, 0.4f, 0.8f, -0.8f, 0.8f, 0.8f, -0.4f, 0.8f, 0.8f, 0.0f, 0.8f, 0.8f, 0.4f, 0.8f, 0.8f,
+ 0.8f, 0.8f, 0.8f };
+
+ // this table contains 3 requantized samples for each legal codeword
+ // when grouped in 10 bits, i.e. 9 quantizationsteps per sample
+ public static final float grouping_10bits[] = { -8.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f,
+ -6.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f,
+ -2.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, 0.0f, -8.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f,
+ -8.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f,
+ -8.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f,
+ -6.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f,
+ -6.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, 0.0f, -6.0f / 9.0f,
+ -8.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, -6.0f / 9.0f,
+ -8.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, -6.0f / 9.0f,
+ -8.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f, -4.0f / 9.0f,
+ -8.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f, -4.0f / 9.0f,
+ -8.0f / 9.0f, 0.0f, -4.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f,
+ 4.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f,
+ 8.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f,
+ -6.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f,
+ -2.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, 0.0f, -2.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f,
+ -2.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f,
+ -2.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, 0.0f,
+ -8.0f / 9.0f, -6.0f / 9.0f, 0.0f, -8.0f / 9.0f, -4.0f / 9.0f, 0.0f, -8.0f / 9.0f,
+ -2.0f / 9.0f, 0.0f, -8.0f / 9.0f, 0.0f, 0.0f, -8.0f / 9.0f, 2.0f / 9.0f, 0.0f,
+ -8.0f / 9.0f, 4.0f / 9.0f, 0.0f, -8.0f / 9.0f, 6.0f / 9.0f, 0.0f, -8.0f / 9.0f,
+ 8.0f / 9.0f, 0.0f, -8.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f,
+ 2.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f,
+ 2.0f / 9.0f, -8.0f / 9.0f, 0.0f, 2.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, 2.0f / 9.0f,
+ -8.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f,
+ -8.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f,
+ -8.0f / 9.0f, -6.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f,
+ -8.0f / 9.0f, -2.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, 0.0f, 4.0f / 9.0f, -8.0f / 9.0f,
+ 2.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f,
+ 6.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f,
+ -8.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f,
+ -4.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, 0.0f,
+ 6.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f,
+ 6.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f,
+ 6.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f,
+ 8.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f,
+ 8.0f / 9.0f, -8.0f / 9.0f, 0.0f, 8.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f,
+ -8.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f,
+ -8.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f,
+ -6.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f,
+ -6.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f, 0.0f, -8.0f / 9.0f, -6.0f / 9.0f,
+ 2.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f,
+ 6.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f,
+ -8.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f,
+ -4.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, 0.0f,
+ -6.0f / 9.0f, -6.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, 4.0f / 9.0f,
+ -6.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f,
+ -6.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f,
+ -4.0f / 9.0f, -6.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f,
+ -4.0f / 9.0f, -6.0f / 9.0f, 0.0f, -4.0f / 9.0f, -6.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f,
+ -6.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f,
+ -6.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f,
+ -6.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f,
+ -6.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f, 0.0f, -2.0f / 9.0f, -6.0f / 9.0f,
+ 2.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f,
+ 6.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f,
+ -8.0f / 9.0f, 0.0f, -6.0f / 9.0f, -6.0f / 9.0f, 0.0f, -6.0f / 9.0f, -4.0f / 9.0f, 0.0f,
+ -6.0f / 9.0f, -2.0f / 9.0f, 0.0f, -6.0f / 9.0f, 0.0f, 0.0f, -6.0f / 9.0f, 2.0f / 9.0f,
+ 0.0f, -6.0f / 9.0f, 4.0f / 9.0f, 0.0f, -6.0f / 9.0f, 6.0f / 9.0f, 0.0f, -6.0f / 9.0f,
+ 8.0f / 9.0f, 0.0f, -6.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f,
+ 2.0f / 9.0f, -6.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f,
+ 2.0f / 9.0f, -6.0f / 9.0f, 0.0f, 2.0f / 9.0f, -6.0f / 9.0f, 2.0f / 9.0f, 2.0f / 9.0f,
+ -6.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f,
+ -6.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f,
+ -6.0f / 9.0f, -6.0f / 9.0f, 4.0f / 9.0f, -6.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f,
+ -6.0f / 9.0f, -2.0f / 9.0f, 4.0f / 9.0f, -6.0f / 9.0f, 0.0f, 4.0f / 9.0f, -6.0f / 9.0f,
+ 2.0f / 9.0f, 4.0f / 9.0f, -6.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, -6.0f / 9.0f,
+ 6.0f / 9.0f, 4.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, -6.0f / 9.0f,
+ -8.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f,
+ -4.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, 0.0f,
+ 6.0f / 9.0f, -6.0f / 9.0f, 2.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, 4.0f / 9.0f,
+ 6.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f,
+ 6.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f,
+ 8.0f / 9.0f, -6.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f,
+ 8.0f / 9.0f, -6.0f / 9.0f, 0.0f, 8.0f / 9.0f, -6.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f,
+ -6.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f,
+ -6.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f,
+ -4.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f,
+ -4.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, 0.0f, -8.0f / 9.0f, -4.0f / 9.0f,
+ 2.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f,
+ 6.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f,
+ -8.0f / 9.0f, -6.0f / 9.0f, -4.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, -4.0f / 9.0f,
+ -4.0f / 9.0f, -6.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f, -4.0f / 9.0f, 0.0f,
+ -6.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f,
+ -6.0f / 9.0f, -4.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f,
+ -6.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, -6.0f / 9.0f,
+ -4.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f,
+ -4.0f / 9.0f, -4.0f / 9.0f, 0.0f, -4.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f,
+ -4.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f,
+ -4.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f,
+ -4.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f,
+ -4.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f, -4.0f / 9.0f, 0.0f, -2.0f / 9.0f, -4.0f / 9.0f,
+ 2.0f / 9.0f, -2.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f, -4.0f / 9.0f,
+ 6.0f / 9.0f, -2.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, -4.0f / 9.0f,
+ -8.0f / 9.0f, 0.0f, -4.0f / 9.0f, -6.0f / 9.0f, 0.0f, -4.0f / 9.0f, -4.0f / 9.0f, 0.0f,
+ -4.0f / 9.0f, -2.0f / 9.0f, 0.0f, -4.0f / 9.0f, 0.0f, 0.0f, -4.0f / 9.0f, 2.0f / 9.0f,
+ 0.0f, -4.0f / 9.0f, 4.0f / 9.0f, 0.0f, -4.0f / 9.0f, 6.0f / 9.0f, 0.0f, -4.0f / 9.0f,
+ 8.0f / 9.0f, 0.0f, -4.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f, -6.0f / 9.0f,
+ 2.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f,
+ 2.0f / 9.0f, -4.0f / 9.0f, 0.0f, 2.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, 2.0f / 9.0f,
+ -4.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f,
+ -4.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f,
+ -4.0f / 9.0f, -6.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f,
+ -4.0f / 9.0f, -2.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, 0.0f, 4.0f / 9.0f, -4.0f / 9.0f,
+ 2.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f,
+ 6.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f,
+ -8.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f,
+ -4.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, 0.0f,
+ 6.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f,
+ 6.0f / 9.0f, -4.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f,
+ 6.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, -6.0f / 9.0f,
+ 8.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f,
+ 8.0f / 9.0f, -4.0f / 9.0f, 0.0f, 8.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f,
+ -4.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f,
+ -4.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f,
+ -2.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f,
+ -2.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f, 0.0f, -8.0f / 9.0f, -2.0f / 9.0f,
+ 2.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f,
+ 6.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f,
+ -8.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f,
+ -4.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f, 0.0f,
+ -6.0f / 9.0f, -2.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f, 4.0f / 9.0f,
+ -6.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f, 8.0f / 9.0f,
+ -6.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f,
+ -4.0f / 9.0f, -2.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f,
+ -4.0f / 9.0f, -2.0f / 9.0f, 0.0f, -4.0f / 9.0f, -2.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f,
+ -2.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f,
+ -2.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f,
+ -2.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f,
+ -2.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f, 0.0f, -2.0f / 9.0f, -2.0f / 9.0f,
+ 2.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f,
+ 6.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f,
+ -8.0f / 9.0f, 0.0f, -2.0f / 9.0f, -6.0f / 9.0f, 0.0f, -2.0f / 9.0f, -4.0f / 9.0f, 0.0f,
+ -2.0f / 9.0f, -2.0f / 9.0f, 0.0f, -2.0f / 9.0f, 0.0f, 0.0f, -2.0f / 9.0f, 2.0f / 9.0f,
+ 0.0f, -2.0f / 9.0f, 4.0f / 9.0f, 0.0f, -2.0f / 9.0f, 6.0f / 9.0f, 0.0f, -2.0f / 9.0f,
+ 8.0f / 9.0f, 0.0f, -2.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f,
+ 2.0f / 9.0f, -2.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f,
+ 2.0f / 9.0f, -2.0f / 9.0f, 0.0f, 2.0f / 9.0f, -2.0f / 9.0f, 2.0f / 9.0f, 2.0f / 9.0f,
+ -2.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f,
+ -2.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f,
+ -2.0f / 9.0f, -6.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f,
+ -2.0f / 9.0f, -2.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f, 0.0f, 4.0f / 9.0f, -2.0f / 9.0f,
+ 2.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f,
+ 6.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f,
+ -8.0f / 9.0f, 6.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f, -2.0f / 9.0f,
+ -4.0f / 9.0f, 6.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, -2.0f / 9.0f, 0.0f,
+ 6.0f / 9.0f, -2.0f / 9.0f, 2.0f / 9.0f, 6.0f / 9.0f, -2.0f / 9.0f, 4.0f / 9.0f,
+ 6.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, -2.0f / 9.0f, 8.0f / 9.0f,
+ 6.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f,
+ 8.0f / 9.0f, -2.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f,
+ 8.0f / 9.0f, -2.0f / 9.0f, 0.0f, 8.0f / 9.0f, -2.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f,
+ -2.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f,
+ -2.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, 0.0f,
+ -6.0f / 9.0f, -8.0f / 9.0f, 0.0f, -4.0f / 9.0f, -8.0f / 9.0f, 0.0f, -2.0f / 9.0f,
+ -8.0f / 9.0f, 0.0f, 0.0f, -8.0f / 9.0f, 0.0f, 2.0f / 9.0f, -8.0f / 9.0f, 0.0f, 4.0f / 9.0f,
+ -8.0f / 9.0f, 0.0f, 6.0f / 9.0f, -8.0f / 9.0f, 0.0f, 8.0f / 9.0f, -8.0f / 9.0f, 0.0f,
+ -8.0f / 9.0f, -6.0f / 9.0f, 0.0f, -6.0f / 9.0f, -6.0f / 9.0f, 0.0f, -4.0f / 9.0f,
+ -6.0f / 9.0f, 0.0f, -2.0f / 9.0f, -6.0f / 9.0f, 0.0f, 0.0f, -6.0f / 9.0f, 0.0f,
+ 2.0f / 9.0f, -6.0f / 9.0f, 0.0f, 4.0f / 9.0f, -6.0f / 9.0f, 0.0f, 6.0f / 9.0f,
+ -6.0f / 9.0f, 0.0f, 8.0f / 9.0f, -6.0f / 9.0f, 0.0f, -8.0f / 9.0f, -4.0f / 9.0f, 0.0f,
+ -6.0f / 9.0f, -4.0f / 9.0f, 0.0f, -4.0f / 9.0f, -4.0f / 9.0f, 0.0f, -2.0f / 9.0f,
+ -4.0f / 9.0f, 0.0f, 0.0f, -4.0f / 9.0f, 0.0f, 2.0f / 9.0f, -4.0f / 9.0f, 0.0f, 4.0f / 9.0f,
+ -4.0f / 9.0f, 0.0f, 6.0f / 9.0f, -4.0f / 9.0f, 0.0f, 8.0f / 9.0f, -4.0f / 9.0f, 0.0f,
+ -8.0f / 9.0f, -2.0f / 9.0f, 0.0f, -6.0f / 9.0f, -2.0f / 9.0f, 0.0f, -4.0f / 9.0f,
+ -2.0f / 9.0f, 0.0f, -2.0f / 9.0f, -2.0f / 9.0f, 0.0f, 0.0f, -2.0f / 9.0f, 0.0f,
+ 2.0f / 9.0f, -2.0f / 9.0f, 0.0f, 4.0f / 9.0f, -2.0f / 9.0f, 0.0f, 6.0f / 9.0f,
+ -2.0f / 9.0f, 0.0f, 8.0f / 9.0f, -2.0f / 9.0f, 0.0f, -8.0f / 9.0f, 0.0f, 0.0f,
+ -6.0f / 9.0f, 0.0f, 0.0f, -4.0f / 9.0f, 0.0f, 0.0f, -2.0f / 9.0f, 0.0f, 0.0f, 0.0f, 0.0f,
+ 0.0f, 2.0f / 9.0f, 0.0f, 0.0f, 4.0f / 9.0f, 0.0f, 0.0f, 6.0f / 9.0f, 0.0f, 0.0f,
+ 8.0f / 9.0f, 0.0f, 0.0f, -8.0f / 9.0f, 2.0f / 9.0f, 0.0f, -6.0f / 9.0f, 2.0f / 9.0f, 0.0f,
+ -4.0f / 9.0f, 2.0f / 9.0f, 0.0f, -2.0f / 9.0f, 2.0f / 9.0f, 0.0f, 0.0f, 2.0f / 9.0f, 0.0f,
+ 2.0f / 9.0f, 2.0f / 9.0f, 0.0f, 4.0f / 9.0f, 2.0f / 9.0f, 0.0f, 6.0f / 9.0f, 2.0f / 9.0f,
+ 0.0f, 8.0f / 9.0f, 2.0f / 9.0f, 0.0f, -8.0f / 9.0f, 4.0f / 9.0f, 0.0f, -6.0f / 9.0f,
+ 4.0f / 9.0f, 0.0f, -4.0f / 9.0f, 4.0f / 9.0f, 0.0f, -2.0f / 9.0f, 4.0f / 9.0f, 0.0f, 0.0f,
+ 4.0f / 9.0f, 0.0f, 2.0f / 9.0f, 4.0f / 9.0f, 0.0f, 4.0f / 9.0f, 4.0f / 9.0f, 0.0f,
+ 6.0f / 9.0f, 4.0f / 9.0f, 0.0f, 8.0f / 9.0f, 4.0f / 9.0f, 0.0f, -8.0f / 9.0f, 6.0f / 9.0f,
+ 0.0f, -6.0f / 9.0f, 6.0f / 9.0f, 0.0f, -4.0f / 9.0f, 6.0f / 9.0f, 0.0f, -2.0f / 9.0f,
+ 6.0f / 9.0f, 0.0f, 0.0f, 6.0f / 9.0f, 0.0f, 2.0f / 9.0f, 6.0f / 9.0f, 0.0f, 4.0f / 9.0f,
+ 6.0f / 9.0f, 0.0f, 6.0f / 9.0f, 6.0f / 9.0f, 0.0f, 8.0f / 9.0f, 6.0f / 9.0f, 0.0f,
+ -8.0f / 9.0f, 8.0f / 9.0f, 0.0f, -6.0f / 9.0f, 8.0f / 9.0f, 0.0f, -4.0f / 9.0f,
+ 8.0f / 9.0f, 0.0f, -2.0f / 9.0f, 8.0f / 9.0f, 0.0f, 0.0f, 8.0f / 9.0f, 0.0f, 2.0f / 9.0f,
+ 8.0f / 9.0f, 0.0f, 4.0f / 9.0f, 8.0f / 9.0f, 0.0f, 6.0f / 9.0f, 8.0f / 9.0f, 0.0f,
+ 8.0f / 9.0f, 8.0f / 9.0f, 0.0f, -8.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f,
+ -8.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, -2.0f / 9.0f,
+ -8.0f / 9.0f, 2.0f / 9.0f, 0.0f, -8.0f / 9.0f, 2.0f / 9.0f, 2.0f / 9.0f, -8.0f / 9.0f,
+ 2.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f,
+ 2.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f,
+ 2.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f, -6.0f / 9.0f,
+ 2.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f, 2.0f / 9.0f, 0.0f, -6.0f / 9.0f, 2.0f / 9.0f,
+ 2.0f / 9.0f, -6.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f, -6.0f / 9.0f, 2.0f / 9.0f,
+ 6.0f / 9.0f, -6.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f, -6.0f / 9.0f, 2.0f / 9.0f,
+ -8.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f,
+ -4.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, -2.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, 0.0f,
+ -4.0f / 9.0f, 2.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f,
+ -4.0f / 9.0f, 2.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f,
+ -4.0f / 9.0f, 2.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f,
+ -2.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f, 2.0f / 9.0f, -2.0f / 9.0f,
+ -2.0f / 9.0f, 2.0f / 9.0f, 0.0f, -2.0f / 9.0f, 2.0f / 9.0f, 2.0f / 9.0f, -2.0f / 9.0f,
+ 2.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f, 2.0f / 9.0f, 6.0f / 9.0f, -2.0f / 9.0f,
+ 2.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, 2.0f / 9.0f, -8.0f / 9.0f, 0.0f, 2.0f / 9.0f,
+ -6.0f / 9.0f, 0.0f, 2.0f / 9.0f, -4.0f / 9.0f, 0.0f, 2.0f / 9.0f, -2.0f / 9.0f, 0.0f,
+ 2.0f / 9.0f, 0.0f, 0.0f, 2.0f / 9.0f, 2.0f / 9.0f, 0.0f, 2.0f / 9.0f, 4.0f / 9.0f, 0.0f,
+ 2.0f / 9.0f, 6.0f / 9.0f, 0.0f, 2.0f / 9.0f, 8.0f / 9.0f, 0.0f, 2.0f / 9.0f, -8.0f / 9.0f,
+ 2.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f, 2.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f,
+ 2.0f / 9.0f, 2.0f / 9.0f, -2.0f / 9.0f, 2.0f / 9.0f, 2.0f / 9.0f, 0.0f, 2.0f / 9.0f,
+ 2.0f / 9.0f, 2.0f / 9.0f, 2.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f, 2.0f / 9.0f,
+ 6.0f / 9.0f, 2.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, 2.0f / 9.0f, -8.0f / 9.0f,
+ 4.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f,
+ 4.0f / 9.0f, 2.0f / 9.0f, -2.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f, 0.0f, 4.0f / 9.0f,
+ 2.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f,
+ 6.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f, -8.0f / 9.0f,
+ 6.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f,
+ 6.0f / 9.0f, 2.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, 0.0f, 6.0f / 9.0f,
+ 2.0f / 9.0f, 2.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f,
+ 6.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, -8.0f / 9.0f,
+ 8.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f,
+ 8.0f / 9.0f, 2.0f / 9.0f, -2.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, 0.0f, 8.0f / 9.0f,
+ 2.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f,
+ 6.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, -8.0f / 9.0f,
+ -8.0f / 9.0f, 4.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f,
+ -8.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, 0.0f, -8.0f / 9.0f,
+ 4.0f / 9.0f, 2.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f,
+ 4.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f,
+ 4.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f, 4.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f,
+ 4.0f / 9.0f, -4.0f / 9.0f, -6.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f,
+ 4.0f / 9.0f, 0.0f, -6.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f, 4.0f / 9.0f,
+ 4.0f / 9.0f, -6.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, 4.0f / 9.0f,
+ 8.0f / 9.0f, -6.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f,
+ -6.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f,
+ -2.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f, 0.0f, -4.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f,
+ -4.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f,
+ -4.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f,
+ -2.0f / 9.0f, 4.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f,
+ -2.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f, 4.0f / 9.0f, 0.0f, -2.0f / 9.0f,
+ 4.0f / 9.0f, 2.0f / 9.0f, -2.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f,
+ 4.0f / 9.0f, 6.0f / 9.0f, -2.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f,
+ 4.0f / 9.0f, -8.0f / 9.0f, 0.0f, 4.0f / 9.0f, -6.0f / 9.0f, 0.0f, 4.0f / 9.0f,
+ -4.0f / 9.0f, 0.0f, 4.0f / 9.0f, -2.0f / 9.0f, 0.0f, 4.0f / 9.0f, 0.0f, 0.0f, 4.0f / 9.0f,
+ 2.0f / 9.0f, 0.0f, 4.0f / 9.0f, 4.0f / 9.0f, 0.0f, 4.0f / 9.0f, 6.0f / 9.0f, 0.0f,
+ 4.0f / 9.0f, 8.0f / 9.0f, 0.0f, 4.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f,
+ -6.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f,
+ -2.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f, 0.0f, 2.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f,
+ 2.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f,
+ 4.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f,
+ -6.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f,
+ -2.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, 0.0f, 4.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f,
+ 4.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f,
+ 4.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f,
+ -6.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f,
+ -2.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, 0.0f, 6.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f,
+ 6.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f,
+ 4.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f,
+ -6.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f,
+ -2.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, 0.0f, 8.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f,
+ 8.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f,
+ 4.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f,
+ 6.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f,
+ 6.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, 0.0f, -8.0f / 9.0f, 6.0f / 9.0f,
+ 2.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f,
+ 6.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f,
+ -8.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f,
+ -4.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f, 0.0f,
+ -6.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f,
+ -6.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f,
+ -6.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f,
+ -4.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, 6.0f / 9.0f, -2.0f / 9.0f,
+ -4.0f / 9.0f, 6.0f / 9.0f, 0.0f, -4.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f,
+ 6.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f,
+ 6.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f,
+ 6.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f,
+ 6.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, 0.0f, -2.0f / 9.0f, 6.0f / 9.0f,
+ 2.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f,
+ 6.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f,
+ -8.0f / 9.0f, 0.0f, 6.0f / 9.0f, -6.0f / 9.0f, 0.0f, 6.0f / 9.0f, -4.0f / 9.0f, 0.0f,
+ 6.0f / 9.0f, -2.0f / 9.0f, 0.0f, 6.0f / 9.0f, 0.0f, 0.0f, 6.0f / 9.0f, 2.0f / 9.0f, 0.0f,
+ 6.0f / 9.0f, 4.0f / 9.0f, 0.0f, 6.0f / 9.0f, 6.0f / 9.0f, 0.0f, 6.0f / 9.0f, 8.0f / 9.0f,
+ 0.0f, 6.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, 2.0f / 9.0f,
+ 6.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, 6.0f / 9.0f, -2.0f / 9.0f, 2.0f / 9.0f,
+ 6.0f / 9.0f, 0.0f, 2.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, 2.0f / 9.0f, 6.0f / 9.0f,
+ 4.0f / 9.0f, 2.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f,
+ 2.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f,
+ 4.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, -2.0f / 9.0f,
+ 4.0f / 9.0f, 6.0f / 9.0f, 0.0f, 4.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f,
+ 6.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f,
+ 8.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f,
+ -6.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f,
+ -2.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, 0.0f, 6.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f,
+ 6.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f,
+ 6.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f,
+ -6.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f,
+ -2.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, 0.0f, 8.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f,
+ 8.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f,
+ 6.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f,
+ 8.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f,
+ 8.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, 0.0f, -8.0f / 9.0f, 8.0f / 9.0f,
+ 2.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f,
+ 6.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f,
+ -8.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f,
+ -4.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f, 0.0f,
+ -6.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f,
+ -6.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f,
+ -6.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, -6.0f / 9.0f,
+ -4.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f,
+ -4.0f / 9.0f, 8.0f / 9.0f, 0.0f, -4.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f,
+ 8.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f,
+ 8.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f,
+ 8.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f,
+ 8.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f, 8.0f / 9.0f, 0.0f, -2.0f / 9.0f, 8.0f / 9.0f,
+ 2.0f / 9.0f, -2.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f, 8.0f / 9.0f,
+ 6.0f / 9.0f, -2.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, 8.0f / 9.0f,
+ -8.0f / 9.0f, 0.0f, 8.0f / 9.0f, -6.0f / 9.0f, 0.0f, 8.0f / 9.0f, -4.0f / 9.0f, 0.0f,
+ 8.0f / 9.0f, -2.0f / 9.0f, 0.0f, 8.0f / 9.0f, 0.0f, 0.0f, 8.0f / 9.0f, 2.0f / 9.0f, 0.0f,
+ 8.0f / 9.0f, 4.0f / 9.0f, 0.0f, 8.0f / 9.0f, 6.0f / 9.0f, 0.0f, 8.0f / 9.0f, 8.0f / 9.0f,
+ 0.0f, 8.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f, -6.0f / 9.0f, 2.0f / 9.0f,
+ 8.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, 2.0f / 9.0f,
+ 8.0f / 9.0f, 0.0f, 2.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f,
+ 4.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f,
+ 2.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, -6.0f / 9.0f,
+ 4.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f,
+ 4.0f / 9.0f, 8.0f / 9.0f, 0.0f, 4.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f,
+ 8.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f,
+ 8.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f,
+ -6.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f,
+ -2.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f, 0.0f, 6.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f,
+ 6.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f,
+ 8.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f,
+ -6.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f,
+ -2.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, 0.0f, 8.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f,
+ 8.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f,
+ 8.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f };
+
+ // data taken from ISO/IEC DIS 11172, Annexes 3-B.2[abcd] and 3-B.4:
+
+ // subbands 0-2 in tables 3-B.2a and 2b: (index is allocation)
+ public static final int table_ab1_codelength[] =
+ // bits per codeword
+ { 0, 5, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 };
+
+ public static final float table_ab1_groupingtables[][] =
+ // pointer to sample grouping table, or NULL-pointer if ungrouped
+ { null, grouping_5bits, null, null, null, null, null, null, null, null, null, null, null,
+ null, null, null };
+
+ public static final float table_ab1_factor[] =
+ // factor for requantization: (real)sample * factor - 1.0 gives requantized
+ // sample
+ { 0.0f, 1.0f / 2.0f, 1.0f / 4.0f, 1.0f / 8.0f, 1.0f / 16.0f, 1.0f / 32.0f, 1.0f / 64.0f,
+ 1.0f / 128.0f, 1.0f / 256.0f, 1.0f / 512.0f, 1.0f / 1024.0f, 1.0f / 2048.0f,
+ 1.0f / 4096.0f, 1.0f / 8192.0f, 1.0f / 16384.0f, 1.0f / 32768.0f };
+
+ public static final float table_ab1_c[] =
+ // factor c for requantization from table 3-B.4
+ { 0.0f, 1.33333333333f, 1.14285714286f, 1.06666666666f, 1.03225806452f, 1.01587301587f,
+ 1.00787401575f, 1.00392156863f, 1.00195694716f, 1.00097751711f, 1.00048851979f,
+ 1.00024420024f, 1.00012208522f, 1.00006103888f, 1.00003051851f, 1.00001525902f };
+
+ public static final float table_ab1_d[] =
+ // addend d for requantization from table 3-B.4
+ { 0.0f, 0.50000000000f, 0.25000000000f, 0.12500000000f, 0.06250000000f, 0.03125000000f,
+ 0.01562500000f, 0.00781250000f, 0.00390625000f, 0.00195312500f, 0.00097656250f,
+ 0.00048828125f, 0.00024414063f, 0.00012207031f, 0.00006103516f, 0.00003051758f };
+
+ // subbands 3-... tables 3-B.2a and 2b:
+ public static final float[] table_ab234_groupingtables[] = { null, grouping_5bits,
+ grouping_7bits, null, grouping_10bits, null, null, null, null, null, null, null, null,
+ null, null, null };
+
+ // subbands 3-10 in tables 3-B.2a and 2b:
+ public static final int table_ab2_codelength[] = { 0, 5, 7, 3, 10, 4, 5, 6, 7, 8, 9, 10, 11,
+ 12, 13, 16 };
+ public static final float table_ab2_factor[] = { 0.0f, 1.0f / 2.0f, 1.0f / 4.0f, 1.0f / 4.0f,
+ 1.0f / 8.0f, 1.0f / 8.0f, 1.0f / 16.0f, 1.0f / 32.0f, 1.0f / 64.0f, 1.0f / 128.0f,
+ 1.0f / 256.0f, 1.0f / 512.0f, 1.0f / 1024.0f, 1.0f / 2048.0f, 1.0f / 4096.0f,
+ 1.0f / 32768.0f };
+ public static final float table_ab2_c[] = { 0.0f, 1.33333333333f, 1.60000000000f,
+ 1.14285714286f, 1.77777777777f, 1.06666666666f, 1.03225806452f, 1.01587301587f,
+ 1.00787401575f, 1.00392156863f, 1.00195694716f, 1.00097751711f, 1.00048851979f,
+ 1.00024420024f, 1.00012208522f, 1.00001525902f };
+ public static final float table_ab2_d[] = { 0.0f, 0.50000000000f, 0.50000000000f,
+ 0.25000000000f, 0.50000000000f, 0.12500000000f, 0.06250000000f, 0.03125000000f,
+ 0.01562500000f, 0.00781250000f, 0.00390625000f, 0.00195312500f, 0.00097656250f,
+ 0.00048828125f, 0.00024414063f, 0.00003051758f };
+
+ // subbands 11-22 in tables 3-B.2a and 2b:
+ public static final int table_ab3_codelength[] = { 0, 5, 7, 3, 10, 4, 5, 16 };
+ public static final float table_ab3_factor[] = { 0.0f, 1.0f / 2.0f, 1.0f / 4.0f, 1.0f / 4.0f,
+ 1.0f / 8.0f, 1.0f / 8.0f, 1.0f / 16.0f, 1.0f / 32768.0f };
+ public static final float table_ab3_c[] = { 0.0f, 1.33333333333f, 1.60000000000f,
+ 1.14285714286f, 1.77777777777f, 1.06666666666f, 1.03225806452f, 1.00001525902f };
+ public static final float table_ab3_d[] = { 0.0f, 0.50000000000f, 0.50000000000f,
+ 0.25000000000f, 0.50000000000f, 0.12500000000f, 0.06250000000f, 0.00003051758f };
+
+ // subbands 23-... in tables 3-B.2a and 2b:
+ public static final int table_ab4_codelength[] = { 0, 5, 7, 16 };
+ public static final float table_ab4_factor[] = { 0.0f, 1.0f / 2.0f, 1.0f / 4.0f,
+ 1.0f / 32768.0f };
+ public static final float table_ab4_c[] = { 0.0f, 1.33333333333f, 1.60000000000f,
+ 1.00001525902f };
+ public static final float table_ab4_d[] = { 0.0f, 0.50000000000f, 0.50000000000f,
+ 0.00003051758f };
+
+ // subbands in tables 3-B.2c and 2d:
+ public static final int table_cd_codelength[] = { 0, 5, 7, 10, 4, 5, 6, 7, 8, 9, 10, 11, 12,
+ 13, 14, 15 };
+ public static final float table_cd_groupingtables[][] = { null, grouping_5bits, grouping_7bits,
+ grouping_10bits, null, null, null, null, null, null, null, null, null, null, null, null };
+ public static final float table_cd_factor[] = { 0.0f, 1.0f / 2.0f, 1.0f / 4.0f, 1.0f / 8.0f,
+ 1.0f / 8.0f, 1.0f / 16.0f, 1.0f / 32.0f, 1.0f / 64.0f, 1.0f / 128.0f, 1.0f / 256.0f,
+ 1.0f / 512.0f, 1.0f / 1024.0f, 1.0f / 2048.0f, 1.0f / 4096.0f, 1.0f / 8192.0f,
+ 1.0f / 16384.0f };
+ public static final float table_cd_c[] = { 0.0f, 1.33333333333f, 1.60000000000f,
+ 1.77777777777f, 1.06666666666f, 1.03225806452f, 1.01587301587f, 1.00787401575f,
+ 1.00392156863f, 1.00195694716f, 1.00097751711f, 1.00048851979f, 1.00024420024f,
+ 1.00012208522f, 1.00006103888f, 1.00003051851f };
+ public static final float table_cd_d[] = { 0.0f, 0.50000000000f, 0.50000000000f,
+ 0.50000000000f, 0.12500000000f, 0.06250000000f, 0.03125000000f, 0.01562500000f,
+ 0.00781250000f, 0.00390625000f, 0.00195312500f, 0.00097656250f, 0.00048828125f,
+ 0.00024414063f, 0.00012207031f, 0.00006103516f };
+
+ @LOC("SH")
+ protected int subbandnumber;
+ @LOC("SH")
+ protected int allocation;
+ @LOC("SH")
+ protected int scfsi;
+ @LOC("SH")
+ protected float scalefactor1;
+ @LOC("SH")
+ protected float scalefactor2;
+ @LOC("SH")
+ protected float scalefactor3;
+ @LOC("H")
+ protected int[] codelength = { 0 };
+ @LOC("SH")
+ protected float groupingtable[][] = new float[2][];
+ // protected float[][] groupingtable = {{0},{0}} ;
+ @LOC("SM")
+ protected float[] factor = { 0.0f };
+ @LOC("SH")
+ protected int groupnumber;
+ @LOC("SM")
+ protected int samplenumber;
+ @LOC("SM")
+ protected float[] samples = new float[3];
+ @LOC("SM")
+ protected float[] c = { 0.0f };
+ @LOC("SM")
+ protected float[] d = { 0.0f };
+
+ /**
+ * Constructor
+ */
+ public SubbandLayer2(@LOC("IN") int subbandnumber) {
+ this.subbandnumber = subbandnumber;
+ groupnumber = samplenumber = 0;
+ }
+
+ /**
*
*/
- @LATTICE("OUT<V,V<SH,SH<IN,SH*,THISLOC=OUT,GLOBALLOC=IN")
- public void read_allocation(@LOC("IN") Bitstream stream, @LOC("IN") Header header, @LOC("IN") Crc16 crc)
- {
- @LOC("V") int length = get_allocationlength(header);
- allocation = stream.get_bits(length);
- if (crc != null)
- crc.add_bits(allocation, length);
- }
-
- /**
+ protected int get_allocationlength(@LOC("IN") Header header) {
+
+ if (header.version() == Header.MPEG1) {
+
+ @LOC("THIS,LayerIIDecoder$SubbandLayer2.SH") int channel_bitrate = header.bitrate_index();
+
+ // calculate bitrate per channel:
+ if (header.mode() != Header.SINGLE_CHANNEL)
+ if (channel_bitrate == 4)
+ channel_bitrate = 1;
+ else
+ channel_bitrate -= 4;
+
+ if (channel_bitrate == 1 || channel_bitrate == 2)
+ // table 3-B.2c or 3-B.2d
+ if (subbandnumber <= 1)
+ return 4;
+ else
+ return 3;
+ else
+ // tables 3-B.2a or 3-B.2b
+ if (subbandnumber <= 10)
+ return 4;
+ else if (subbandnumber <= 22)
+ return 3;
+ else
+ return 2;
+ } else { // MPEG-2 LSF -- Jeff
+
+ // table B.1 of ISO/IEC 13818-3
+ if (subbandnumber <= 3)
+ return 4;
+ else if (subbandnumber <= 10)
+ return 3;
+ else
+ return 2;
+ }
+ }
+
+ /**
*
*/
- public void read_scalefactor_selection (@LOC("IN") Bitstream stream, @LOC("IN") Crc16 crc)
- {
- if (allocation != 0)
- {
- scfsi = stream.get_bits(2);
- if (crc != null) crc.add_bits(scfsi, 2);
- }
- }
-
- /**
+ @LATTICE("OUT<THIS,THIS<IN,THISLOC=THIS")
+ protected void prepare_sample_reading(@LOC("IN") Header header, @LOC("IN") int allocation,
+ // float[][] groupingtable,
+ @LOC("IN") int channel, @LOC("OUT") float[] factor, @LOC("OUT") int[] codelength,
+ @LOC("OUT") float[] c, @LOC("OUT") float[] d) {
+
+ // header.bitrate_index() will generate at most DELTA(THIS,SH*)
+ @LOC("THIS,LayerIIDecoder$SubbandLayer2.SH") int channel_bitrate = header.bitrate_index();
+
+ // calculate bitrate per channel:
+ if (header.mode() != Header.SINGLE_CHANNEL) {
+ if (channel_bitrate == 4) {
+ channel_bitrate = 1;
+ } else {
+ channel_bitrate -= 4;
+ }
+ }
+
+ if (channel_bitrate == 1 || channel_bitrate == 2) {
+ // table 3-B.2c or 3-B.2d
+ groupingtable[channel] = table_cd_groupingtables[allocation];
+ factor[0] = table_cd_factor[allocation];
+ codelength[0] = table_cd_codelength[allocation];
+ c[0] = table_cd_c[allocation];
+ d[0] = table_cd_d[allocation];
+ } else {
+ // tables 3-B.2a or 3-B.2b
+ if (subbandnumber <= 2) {
+ groupingtable[channel] = table_ab1_groupingtables[allocation];
+ factor[0] = table_ab1_factor[allocation];
+ codelength[0] = table_ab1_codelength[allocation];
+ c[0] = table_ab1_c[allocation];
+ d[0] = table_ab1_d[allocation];
+ } else {
+ groupingtable[channel] = table_ab234_groupingtables[allocation];
+ if (subbandnumber <= 10) {
+ factor[0] = table_ab2_factor[allocation];
+ codelength[0] = table_ab2_codelength[allocation];
+ c[0] = table_ab2_c[allocation];
+ d[0] = table_ab2_d[allocation];
+ } else if (subbandnumber <= 22) {
+ factor[0] = table_ab3_factor[allocation];
+ codelength[0] = table_ab3_codelength[allocation];
+ c[0] = table_ab3_c[allocation];
+ d[0] = table_ab3_d[allocation];
+ } else {
+ factor[0] = table_ab4_factor[allocation];
+ codelength[0] = table_ab4_codelength[allocation];
+ c[0] = table_ab4_c[allocation];
+ d[0] = table_ab4_d[allocation];
+ }
+ }
+ }
+ }
+
+ /**
*
*/
- public void read_scalefactor (@LOC("IN") Bitstream stream, @LOC("IN") Header header)
- {
- if (allocation != 0)
- {
- switch (scfsi)
- {
- case 0:
- scalefactor1 = scalefactors[stream.get_bits(6)];
- scalefactor2 = scalefactors[stream.get_bits(6)];
- scalefactor3 = scalefactors[stream.get_bits(6)];
- break;
- case 1:
- scalefactor1 = scalefactor2 = scalefactors[stream.get_bits(6)];
- scalefactor3 = scalefactors[stream.get_bits(6)];
- break;
- case 2:
- scalefactor1 = scalefactor2 = scalefactor3 = scalefactors[stream.get_bits(6)];
- break;
- case 3:
- scalefactor1 = scalefactors[stream.get_bits(6)];
- scalefactor2 = scalefactor3 = scalefactors[stream.get_bits(6)];
- break;
- }
- prepare_sample_reading(header, allocation, 0,
- factor, codelength, c, d);
- }
- }
-
- /**
+ @LATTICE("V<THIS,THIS<IN,THISLOC=THIS")
+ // ssjava
+ public void read_allocation(@LOC("IN") Bitstream stream,
+ @LOC("THIS,LayerIIDecoder$SubbandLayer2.SH") Header header, @LOC("IN") Crc16 crc) {
+
+ @LOC("THIS,LayerIIDecoder$SubbandLayer2.SH") int length = get_allocationlength(header); // return
+ // DELTA(THIS)
+ allocation = stream.get_bits(length);
+ if (crc != null) {
+ crc.add_bits(allocation, length);
+ }
+ }
+
+ /**
*
*/
-// @LATTICE("OUT<V,V<SH,SH<TEMP,TEMP<TMP,TMP<THIS,THIS<IN,SH*,TEMP*,TMP*,THISLOC=THIS,GLOBALLOC=IN")
- @LATTICE("OUT<V,V<TEMP,TEMP<TMP,TMP<SH,SH<THIS,THIS<IN,SH*,TEMP*,TMP*,THISLOC=THIS,GLOBALLOC=IN")
- @RETURNLOC("V")
- public boolean read_sampledata (@LOC("IN") Bitstream stream)
- {
- if (allocation != 0)
- if (groupingtable[0] != null)
- {
- @LOC("SH") int samplecode = stream.get_bits(codelength[0]);
- // create requantized samples:
- samplecode += samplecode << 1;
- //float[] target = samples; //subbed in variable to reduce areas
- //float[] source = groupingtable[0]; //subbed in variable to reduce areas
- /*
- int tmp = 0;
- int temp = 0;
- target[tmp++] = source[samplecode + temp];
- temp++;
- target[tmp++] = source[samplecode + temp];
- temp++;
- target[tmp] = source[samplecode + temp];
- */
- //Bugfix:
- @LOC("TMP") int tmp = 0;
- @LOC("TEMP") int temp = samplecode;
-
-// if(temp > source.length - 3) temp = source.length - 3;
- if(temp > groupingtable[0].length - 3) temp = groupingtable[0].length - 3;
-
- samples[tmp] = groupingtable[0][temp];
- temp++;tmp++;
- samples[tmp] = groupingtable[0][temp];
- temp++;tmp++;
- samples[tmp] = groupingtable[0][temp];
-
- // memcpy (samples, groupingtable + samplecode, 3 * sizeof (real));
- }
- else
- {
- samples[0] = (float) ((stream.get_bits(codelength[0])) * factor[0] - 1.0);
- samples[1] = (float) ((stream.get_bits(codelength[0])) * factor[0] - 1.0);
- samples[2] = (float) ((stream.get_bits(codelength[0])) * factor[0] - 1.0);
- }
-
- samplenumber = 0;
- if (++groupnumber == 12)
- return true;
- else
- return false;
- }
-
- /**
+ public void read_scalefactor_selection(@LOC("IN") Bitstream stream, @LOC("IN") Crc16 crc) {
+ if (allocation != 0) {
+ scfsi = stream.get_bits(2);
+ if (crc != null)
+ crc.add_bits(scfsi, 2);
+ }
+ }
+
+ /**
*
*/
- @RETURNLOC("THIS")
- public boolean put_next_sample(@LOC("IN") int channels, @LOC("IN") SynthesisFilter filter1, @LOC("IN") SynthesisFilter filter2)
- {
- if ((allocation != 0) && (channels != OutputChannels.RIGHT_CHANNEL))
- {
- @LOC("SH") float sample = samples[samplenumber];
-
- if (groupingtable[0] == null)
- sample = (sample + d[0]) * c[0];
- if (groupnumber <= 4)
- sample *= scalefactor1;
- else if (groupnumber <= 8)
- sample *= scalefactor2;
- else
- sample *= scalefactor3;
- filter1.input_sample(sample, subbandnumber);
- }
-
- if (++samplenumber == 3)
- return true;
- else
- return false;
- }
- };
-
- /**
- * Class for layer II subbands in joint stereo mode.
- */
- @LATTICE("S<L,L<H,L<ARR,ARR<F,SN<F,GN<F,F<H,H<SH,SN*,GN*,L*")
- @METHODDEFAULT("OUT<V,V<SH,SH<THIS,THIS<IN,SH*,THISLOC=THIS,GLOBALLOC=IN")
- static class SubbandLayer2IntensityStereo extends SubbandLayer2
- {
- @LOC("ARR") protected int channel2_scfsi;
- @LOC("L") protected float channel2_scalefactor1;
- @LOC("L") protected float channel2_scalefactor2;
- @LOC("L") protected float channel2_scalefactor3;
-
- /**
- * Constructor
- */
- public SubbandLayer2IntensityStereo (@LOC("IN") int subbandnumber)
- {
- super(subbandnumber);
- }
+ public void read_scalefactor(@LOC("IN") Bitstream stream, @LOC("IN") Header header) {
+ if (allocation != 0) {
+ switch (scfsi) {
+ case 0:
+ scalefactor1 = scalefactors[stream.get_bits(6)];
+ scalefactor2 = scalefactors[stream.get_bits(6)];
+ scalefactor3 = scalefactors[stream.get_bits(6)];
+ break;
+ case 1:
+ scalefactor1 = scalefactor2 = scalefactors[stream.get_bits(6)];
+ scalefactor3 = scalefactors[stream.get_bits(6)];
+ break;
+ case 2:
+ scalefactor1 = scalefactor2 = scalefactor3 = scalefactors[stream.get_bits(6)];
+ break;
+ case 3:
+ scalefactor1 = scalefactors[stream.get_bits(6)];
+ scalefactor2 = scalefactor3 = scalefactors[stream.get_bits(6)];
+ break;
+ }
+ prepare_sample_reading(header, allocation, 0, factor, codelength, c, d);
+ }
+ }
- /**
+ /**
*
*/
- public void read_allocation(@LOC("IN") Bitstream stream, @LOC("IN") Header header, @LOC("IN") Crc16 crc)
- {
- super.read_allocation (stream, header, crc);
- }
-
- /**
+ // @LATTICE("OUT<V,V<SH,SH<TEMP,TEMP<TMP,TMP<THIS,THIS<IN,SH*,TEMP*,TMP*,THISLOC=THIS,GLOBALLOC=IN")
+ // @LATTICE("OUT<V,V<TEMP,TEMP<TMP,TMP<SH,SH<THIS,THIS<IN,SH*,TEMP*,TMP*,THISLOC=THIS,GLOBALLOC=IN")
+ // @RETURNLOC("V")
+ // ssjava
+ public boolean read_sampledata(@LOC("IN") Bitstream stream) {
+ if (allocation != 0) {
+ if (groupingtable[0] != null) {
+
+ @LOC("THIS,LayerIIDecoder$SubbandLayer2.SM") int samplecode =
+ stream.get_bits(codelength[0]);
+ // create requantized samples:
+ samplecode += samplecode << 1;
+ // float[] target = samples; //subbed in variable to reduce areas
+ // float[] source = groupingtable[0]; //subbed in variable to reduce
+ // areas
+ /*
+ * int tmp = 0; int temp = 0; target[tmp++] = source[samplecode +
+ * temp]; temp++; target[tmp++] = source[samplecode + temp]; temp++;
+ * target[tmp] = source[samplecode + temp];
+ */
+ // Bugfix:
+ @LOC("THIS,LayerIIDecoder$SubbandLayer2.SM") int tmp = 0;
+ @LOC("THIS,LayerIIDecoder$SubbandLayer2.SM") int temp = samplecode;
+
+ // if(temp > source.length - 3) temp = source.length - 3;
+ if (temp > groupingtable[0].length - 3) {
+ temp = groupingtable[0].length - 3;
+ }
+
+ samples[tmp] = groupingtable[0][temp];
+ temp++;
+ tmp++;
+ samples[tmp] = groupingtable[0][temp];
+ temp++;
+ tmp++;
+ samples[tmp] = groupingtable[0][temp];
+
+ // memcpy (samples, groupingtable + samplecode, 3 * sizeof (real));
+ } else {
+ samples[0] = (float) ((stream.get_bits(codelength[0])) * factor[0] - 1.0);
+ samples[1] = (float) ((stream.get_bits(codelength[0])) * factor[0] - 1.0);
+ samples[2] = (float) ((stream.get_bits(codelength[0])) * factor[0] - 1.0);
+ }
+ }
+ samplenumber = 0;
+ if (++groupnumber == 12)
+ return true;
+ else
+ return false;
+ }
+
+ // ssjava
+ public boolean put_next_sample(@LOC("IN") int channels, @LOC("IN") SynthesisFilter filter1,
+ @LOC("IN") SynthesisFilter filter2) {
+
+ if ((allocation != 0) && (channels != OutputChannels.RIGHT_CHANNEL)) {
+
+ @LOC("THIS,LayerIIDecoder$SubbandLayer2.SM") float sample = samples[samplenumber];
+
+ if (groupingtable[0] == null) {
+ sample = (sample + d[0]) * c[0];
+ }
+ if (groupnumber <= 4) {
+ sample *= scalefactor1;
+ } else if (groupnumber <= 8) {
+ sample *= scalefactor2;
+ } else {
+ sample *= scalefactor3;
+ }
+ filter1.input_sample(sample, subbandnumber);
+ }
+
+ if (++samplenumber == 3)
+ return true;
+ else
+ return false;
+ }
+ };
+
+ /**
+ * Class for layer II subbands in joint stereo mode.
+ */
+ @LATTICE("S<L,L<H,L<SM,SM<H,H<SH,F,ARR,GN,SN,SH*,SM*")
+ @METHODDEFAULT("OUT<V,V<THIS,THIS<C,C<IN,C*,THISLOC=THIS,RETURNLOC=OUT")
+ static class SubbandLayer2IntensityStereo extends SubbandLayer2 {
+ @LOC("SH")
+ protected int channel2_scfsi;
+ @LOC("SH")
+ protected float channel2_scalefactor1;
+ @LOC("SH")
+ protected float channel2_scalefactor2;
+ @LOC("SH")
+ protected float channel2_scalefactor3;
+
+ /**
+ * Constructor
+ */
+ public SubbandLayer2IntensityStereo(@LOC("IN") int subbandnumber) {
+ super(subbandnumber);
+ }
+
+ /**
*
*/
- public void read_scalefactor_selection(@LOC("IN") Bitstream stream, @LOC("IN") Crc16 crc)
- {
- if (allocation != 0)
- {
- scfsi = stream.get_bits(2);
- channel2_scfsi = stream.get_bits(2);
- if (crc != null)
- {
- crc.add_bits(scfsi, 2);
- crc.add_bits(channel2_scfsi, 2);
- }
- }
- }
-
- /**
+ public void read_allocation(@LOC("IN") Bitstream stream, @LOC("THIS") Header header,
+ @LOC("IN") Crc16 crc) {
+ super.read_allocation(stream, header, crc);
+ }
+
+ /**
*
*/
- public void read_scalefactor(@LOC("IN") Bitstream stream, @LOC("IN") Header header)
- {
- if (allocation != 0)
- {
- super.read_scalefactor(stream, header);
- switch (channel2_scfsi)
- {
- case 0:
- channel2_scalefactor1 = scalefactors[stream.get_bits(6)];
- channel2_scalefactor2 = scalefactors[stream.get_bits(6)];
- channel2_scalefactor3 = scalefactors[stream.get_bits(6)];
- break;
-
- case 1:
- channel2_scalefactor1 = scalefactors[stream.get_bits(6)];
- channel2_scalefactor2 = channel2_scalefactor1;
- channel2_scalefactor3 = scalefactors[stream.get_bits(6)];
- break;
-
- case 2:
- channel2_scalefactor1 = scalefactors[stream.get_bits(6)];
- channel2_scalefactor2 = channel2_scalefactor1;
- channel2_scalefactor3 = channel2_scalefactor2;
- break;
-
- case 3:
- channel2_scalefactor1 = scalefactors[stream.get_bits(6)];
- channel2_scalefactor2 = scalefactors[stream.get_bits (6)];
- channel2_scalefactor3 = channel2_scalefactor2;
- break;
- }
- }
-
- }
-
- /**
+ public void read_scalefactor_selection(@LOC("IN") Bitstream stream, @LOC("IN") Crc16 crc) {
+ if (allocation != 0) {
+ scfsi = stream.get_bits(2);
+ channel2_scfsi = stream.get_bits(2);
+ if (crc != null) {
+ crc.add_bits(scfsi, 2);
+ crc.add_bits(channel2_scfsi, 2);
+ }
+ }
+ }
+
+ /**
*
*/
- @RETURNLOC("V")
- public boolean read_sampledata(@LOC("IN") Bitstream stream)
- {
- return super.read_sampledata (stream);
- }
-
- /**
+ public void read_scalefactor(@LOC("IN") Bitstream stream, @LOC("IN") Header header) {
+ if (allocation != 0) {
+ super.read_scalefactor(stream, header);
+ switch (channel2_scfsi) {
+ case 0:
+ channel2_scalefactor1 = scalefactors[stream.get_bits(6)];
+ channel2_scalefactor2 = scalefactors[stream.get_bits(6)];
+ channel2_scalefactor3 = scalefactors[stream.get_bits(6)];
+ break;
+
+ case 1:
+ channel2_scalefactor1 = scalefactors[stream.get_bits(6)];
+ channel2_scalefactor2 = channel2_scalefactor1;
+ channel2_scalefactor3 = scalefactors[stream.get_bits(6)];
+ break;
+
+ case 2:
+ channel2_scalefactor1 = scalefactors[stream.get_bits(6)];
+ channel2_scalefactor2 = channel2_scalefactor1;
+ channel2_scalefactor3 = channel2_scalefactor2;
+ break;
+
+ case 3:
+ channel2_scalefactor1 = scalefactors[stream.get_bits(6)];
+ channel2_scalefactor2 = scalefactors[stream.get_bits(6)];
+ channel2_scalefactor3 = channel2_scalefactor2;
+ break;
+ }
+ }
+
+ }
+
+ /**
*
*/
- @LATTICE("S2<S1,S1<THIS,THIS<GLOBAL,GLOBAL<IN,S1*,THISLOC=THIS,GLOBALLOC=GLOBAL")
- @RETURNLOC("S2")
- public boolean put_next_sample(@LOC("IN") int channels, @LOC("IN") SynthesisFilter filter1, @LOC("IN") SynthesisFilter filter2)
- {
- if (allocation != 0)
- {
- @LOC("S1") float sample = samples[samplenumber];
-
- if (groupingtable[0] == null)
- sample = (sample + d[0]) * c[0];
- if (channels == OutputChannels.BOTH_CHANNELS)
- {
- @LOC("S2") float sample2 = sample;
- if (groupnumber <= 4)
- {
- sample *= scalefactor1;
- sample2 *= channel2_scalefactor1;
- }
- else if (groupnumber <= 8)
- {
- sample *= scalefactor2;
- sample2 *= channel2_scalefactor2;
- }
- else
- {
- sample *= scalefactor3;
- sample2 *= channel2_scalefactor3;
- }
- filter1.input_sample(sample, subbandnumber);
- filter2.input_sample(sample2, subbandnumber);
- }
- else if (channels == OutputChannels.LEFT_CHANNEL)
- {
- if (groupnumber <= 4)
- sample *= scalefactor1;
- else if (groupnumber <= 8)
- sample *= scalefactor2;
- else
- sample *= scalefactor3;
- filter1.input_sample(sample, subbandnumber);
- }
- else
- {
- if (groupnumber <= 4)
- sample *= channel2_scalefactor1;
- else if (groupnumber <= 8)
- sample *= channel2_scalefactor2;
- else
- sample *= channel2_scalefactor3;
- filter1.input_sample(sample, subbandnumber);
- }
- }
-
- if (++samplenumber == 3)
- return true;
- else
- return false;
- }
- };
-
- /**
- * Class for layer II subbands in stereo mode.
- */
- @LATTICE("S<L,L<H,L<ARR,ARR<F,SN<F,GN<F,F<H,H<SH,SN*,GN*")
- @METHODDEFAULT("OUT<V,V<SH,SH<THIS,THIS<IN,SH*,THISLOC=THIS,GLOBALLOC=IN")
- static class SubbandLayer2Stereo extends SubbandLayer2
- {
- @LOC("F")protected int channel2_allocation;
- @LOC("ARR") protected int channel2_scfsi;
- @LOC("L") protected float channel2_scalefactor1;
- @LOC("L") protected float channel2_scalefactor2;
- @LOC("L") protected float channel2_scalefactor3;
- //protected boolean channel2_grouping; ???? Never used!
- @LOC("ARR") protected int[] channel2_codelength = {0};
- //protected float[][] channel2_groupingtable = {{0},{0}};
- @LOC("ARR") protected float[] channel2_factor = {0.0f};
- @LOC("L") protected float[] channel2_samples;
- @LOC("ARR") protected float[] channel2_c = {0.0f};
- @LOC("ARR") protected float[] channel2_d = {0.0f};
-
- /**
- * Constructor
- */
- public SubbandLayer2Stereo(@LOC("IN") int subbandnumber)
- {
- super(subbandnumber);
- channel2_samples = new float[3];
- }
-
- /**
+ public boolean read_sampledata(@LOC("IN") Bitstream stream) {
+ return super.read_sampledata(stream);
+ }
+
+ /**
*
*/
- @LATTICE("OUT<SH,SH<THIS,THIS<V,V<IN,SH*,THISLOC=THIS,GLOBALLOC=IN")
- public void read_allocation(@LOC("IN") Bitstream stream, @LOC("IN") Header header, @LOC("IN") Crc16 crc)
- {
- @LOC("V") int length = get_allocationlength(header);
- allocation = stream.get_bits(length);
- channel2_allocation = stream.get_bits(length);
- if (crc != null)
- {
- crc.add_bits(allocation, length);
- crc.add_bits(channel2_allocation, length);
- }
- }
-
- /**
+ @LATTICE("S2<S1,S1<THIS,THIS<GLOBAL,GLOBAL<IN,S1*,THISLOC=THIS,GLOBALLOC=GLOBAL")
+ @RETURNLOC("S2")
+ public boolean put_next_sample(@LOC("IN") int channels, @LOC("IN") SynthesisFilter filter1,
+ @LOC("IN") SynthesisFilter filter2) {
+ if (allocation != 0) {
+ @LOC("S1") float sample = samples[samplenumber];
+
+ if (groupingtable[0] == null)
+ sample = (sample + d[0]) * c[0];
+ if (channels == OutputChannels.BOTH_CHANNELS) {
+ @LOC("S2") float sample2 = sample;
+ if (groupnumber <= 4) {
+ sample *= scalefactor1;
+ sample2 *= channel2_scalefactor1;
+ } else if (groupnumber <= 8) {
+ sample *= scalefactor2;
+ sample2 *= channel2_scalefactor2;
+ } else {
+ sample *= scalefactor3;
+ sample2 *= channel2_scalefactor3;
+ }
+ filter1.input_sample(sample, subbandnumber);
+ filter2.input_sample(sample2, subbandnumber);
+ } else if (channels == OutputChannels.LEFT_CHANNEL) {
+ if (groupnumber <= 4)
+ sample *= scalefactor1;
+ else if (groupnumber <= 8)
+ sample *= scalefactor2;
+ else
+ sample *= scalefactor3;
+ filter1.input_sample(sample, subbandnumber);
+ } else {
+ if (groupnumber <= 4)
+ sample *= channel2_scalefactor1;
+ else if (groupnumber <= 8)
+ sample *= channel2_scalefactor2;
+ else
+ sample *= channel2_scalefactor3;
+ filter1.input_sample(sample, subbandnumber);
+ }
+ }
+
+ if (++samplenumber == 3)
+ return true;
+ else
+ return false;
+ }
+ };
+
+ /**
+ * Class for layer II subbands in stereo mode.
+ */
+ @LATTICE("S<L,L<H,L<SM,SM<H,H<SH,F,ARR,GN,SN,SH*,SM*")
+ @METHODDEFAULT("OUT<V,V<THIS,THIS<C,C<IN,C*,THISLOC=THIS,RETURNLOC=OUT")
+ static class SubbandLayer2Stereo extends SubbandLayer2 {
+ @LOC("SH")
+ protected int channel2_allocation;
+ @LOC("SH")
+ protected int channel2_scfsi;
+ @LOC("SH")
+ protected float channel2_scalefactor1;
+ @LOC("SH")
+ protected float channel2_scalefactor2;
+ @LOC("SH")
+ protected float channel2_scalefactor3;
+ // protected boolean channel2_grouping; ???? Never used!
+ @LOC("H")
+ protected int[] channel2_codelength = { 0 };
+ // protected float[][] channel2_groupingtable = {{0},{0}};
+ @LOC("H")
+ protected float[] channel2_factor = { 0.0f };
+ @LOC("SM")
+ protected float[] channel2_samples;
+ @LOC("SM")
+ protected float[] channel2_c = { 0.0f };
+ @LOC("SM")
+ protected float[] channel2_d = { 0.0f };
+
+ /**
+ * Constructor
+ */
+ public SubbandLayer2Stereo(@LOC("IN") int subbandnumber) {
+ super(subbandnumber);
+ channel2_samples = new float[3];
+ }
+
+ /**
*
*/
- public void read_scalefactor_selection(@LOC("IN") Bitstream stream, @LOC("IN") Crc16 crc)
- {
- if (allocation != 0)
- {
- scfsi = stream.get_bits(2);
- if (crc != null)
- crc.add_bits(scfsi, 2);
- }
- if (channel2_allocation != 0)
- {
- channel2_scfsi = stream.get_bits(2);
- if (crc != null)
- crc.add_bits(channel2_scfsi, 2);
- }
- }
-
- /**
+ @LATTICE("OUT<SH,SH<THIS,THIS<V,V<IN,SH*,THISLOC=THIS,GLOBALLOC=IN")
+ public void read_allocation(@LOC("IN") Bitstream stream,
+ @LOC("THIS,LayerIIDecoder$SubbandLayer2Stereo.SH") Header header, @LOC("IN") Crc16 crc) {
+ @LOC("THIS,LayerIIDecoder$SubbandLayer2Stereo.SH") int length = get_allocationlength(header);
+ allocation = stream.get_bits(length);
+ channel2_allocation = stream.get_bits(length);
+ if (crc != null) {
+ crc.add_bits(allocation, length);
+ crc.add_bits(channel2_allocation, length);
+ }
+ }
+
+ /**
*
*/
- public void read_scalefactor(@LOC("IN") Bitstream stream, @LOC("IN") Header header)
- {
- super.read_scalefactor(stream, header);
- if (channel2_allocation != 0)
- {
- switch (channel2_scfsi)
- {
- case 0:
- channel2_scalefactor1 = scalefactors[stream.get_bits(6)];
- channel2_scalefactor2 = scalefactors[stream.get_bits(6)];
- channel2_scalefactor3 = scalefactors[stream.get_bits(6)];
- break;
-
- case 1:
- channel2_scalefactor1 = channel2_scalefactor2 =
- scalefactors[stream.get_bits(6)];
- channel2_scalefactor3 = scalefactors[stream.get_bits(6)];
- break;
-
- case 2:
- channel2_scalefactor1 = channel2_scalefactor2 =
- channel2_scalefactor3 = scalefactors[stream.get_bits(6)];
- break;
-
- case 3:
- channel2_scalefactor1 = scalefactors[stream.get_bits(6)];
- channel2_scalefactor2 = channel2_scalefactor3 =
- scalefactors[stream.get_bits(6)];
- break;
- }
- prepare_sample_reading(header, channel2_allocation, 1,
- channel2_factor, channel2_codelength, channel2_c,
- channel2_d);
- }
- }
-
- /**
+ public void read_scalefactor_selection(@LOC("IN") Bitstream stream, @LOC("IN") Crc16 crc) {
+ if (allocation != 0) {
+ scfsi = stream.get_bits(2);
+ if (crc != null)
+ crc.add_bits(scfsi, 2);
+ }
+ if (channel2_allocation != 0) {
+ channel2_scfsi = stream.get_bits(2);
+ if (crc != null)
+ crc.add_bits(channel2_scfsi, 2);
+ }
+ }
+
+ /**
*
*/
- @LATTICE("OUT<V,V<TEMP,TEMP<SH,TEMP<TMP,TMP<THIS,THIS<IN,SH*,TEMP*,TMP*,THISLOC=THIS,GLOBALLOC=IN")
- @RETURNLOC("V")
- public boolean read_sampledata (@LOC("IN") Bitstream stream)
- {
- @LOC("V")boolean returnvalue = super.read_sampledata(stream);
-
- if (channel2_allocation != 0)
- if (groupingtable[1] != null)
- {
- @LOC("SH") int samplecode = stream.get_bits(channel2_codelength[0]);
- // create requantized samples:
- samplecode += samplecode << 1;
- /*
- float[] target = channel2_samples;
- float[] source = channel2_groupingtable[0];
- int tmp = 0;
- int temp = 0;
- target[tmp++] = source[samplecode + temp];
- temp++;
- target[tmp++] = source[samplecode + temp];
- temp++;
- target[tmp] = source[samplecode + temp];
- // memcpy (channel2_samples, channel2_groupingtable + samplecode, 3 * sizeof (real));
- */
- @LOC("V") float[] target = channel2_samples;
- @LOC("V") float[] source = groupingtable[1];
- @LOC("TMP") int tmp = 0;
- @LOC("TEMP") int temp = samplecode;
- target[tmp] = source[temp];
- temp++;tmp++;
- target[tmp] = source[temp];
- temp++;tmp++;
- target[tmp] = source[temp];
-
- }
- else
- {
- channel2_samples[0] = (float) ((stream.get_bits(channel2_codelength[0])) *
- channel2_factor[0] - 1.0);
- channel2_samples[1] = (float) ((stream.get_bits(channel2_codelength[0])) *
- channel2_factor[0] - 1.0);
- channel2_samples[2] = (float) ((stream.get_bits(channel2_codelength[0])) *
- channel2_factor[0] - 1.0);
- }
- return returnvalue;
- }
-
- /**
+ public void read_scalefactor(@LOC("IN") Bitstream stream, @LOC("IN") Header header) {
+ super.read_scalefactor(stream, header);
+ if (channel2_allocation != 0) {
+ switch (channel2_scfsi) {
+ case 0:
+ channel2_scalefactor1 = scalefactors[stream.get_bits(6)];
+ channel2_scalefactor2 = scalefactors[stream.get_bits(6)];
+ channel2_scalefactor3 = scalefactors[stream.get_bits(6)];
+ break;
+
+ case 1:
+ channel2_scalefactor1 = channel2_scalefactor2 = scalefactors[stream.get_bits(6)];
+ channel2_scalefactor3 = scalefactors[stream.get_bits(6)];
+ break;
+
+ case 2:
+ channel2_scalefactor1 =
+ channel2_scalefactor2 = channel2_scalefactor3 = scalefactors[stream.get_bits(6)];
+ break;
+
+ case 3:
+ channel2_scalefactor1 = scalefactors[stream.get_bits(6)];
+ channel2_scalefactor2 = channel2_scalefactor3 = scalefactors[stream.get_bits(6)];
+ break;
+ }
+ prepare_sample_reading(header, channel2_allocation, 1, channel2_factor,
+ channel2_codelength, channel2_c, channel2_d);
+ }
+ }
+
+ /**
*
*/
- @RETURNLOC("V")
- public boolean put_next_sample(@LOC("IN") int channels, @LOC("IN") SynthesisFilter filter1, @LOC("IN") SynthesisFilter filter2)
- {
- @LOC("V") boolean returnvalue = super.put_next_sample(channels, filter1, filter2);
- if ((channel2_allocation != 0) && (channels != OutputChannels.LEFT_CHANNEL))
- {
- @LOC("SH") float sample = channel2_samples[samplenumber - 1];
-
- if (groupingtable[1] == null)
- sample = (sample + channel2_d[0]) * channel2_c[0];
-
- if (groupnumber <= 4)
- sample *= channel2_scalefactor1;
- else if (groupnumber <= 8)
- sample *= channel2_scalefactor2;
- else
- sample *= channel2_scalefactor3;
- if (channels == OutputChannels.BOTH_CHANNELS)
- filter2.input_sample(sample, subbandnumber);
- else
- filter1.input_sample(sample, subbandnumber);
- }
- return returnvalue;
- }
- }
+ // ssjava
+ public boolean read_sampledata(@LOC("IN") Bitstream stream) {
+ @LOC("V") boolean returnvalue = super.read_sampledata(stream);
+
+ if (channel2_allocation != 0)
+ if (groupingtable[1] != null) {
+ @LOC("THIS,LayerIIDecoder$SubbandLayer2Stereo.SM") int samplecode =
+ stream.get_bits(channel2_codelength[0]);
+ // create requantized samples:
+ samplecode += samplecode << 1;
+
+ @LOC("THIS,LayerIIDecoder$SubbandLayer2Stereo.SM") int tmp = 0;
+ @LOC("THIS,LayerIIDecoder$SubbandLayer2Stereo.SM") int temp = samplecode;
+
+ channel2_samples[tmp] = groupingtable[1][temp];
+ temp++;
+ tmp++;
+ channel2_samples[tmp] = groupingtable[1][temp];
+ temp++;
+ tmp++;
+ channel2_samples[tmp] = groupingtable[1][temp];
+
+ } else {
+ channel2_samples[0] =
+ (float) ((stream.get_bits(channel2_codelength[0])) * channel2_factor[0] - 1.0);
+ channel2_samples[1] =
+ (float) ((stream.get_bits(channel2_codelength[0])) * channel2_factor[0] - 1.0);
+ channel2_samples[2] =
+ (float) ((stream.get_bits(channel2_codelength[0])) * channel2_factor[0] - 1.0);
+ }
+ return returnvalue;
+ }
+
+ // ssjava
+ public boolean put_next_sample(@LOC("IN") int channels, @LOC("IN") SynthesisFilter filter1,
+ @LOC("IN") SynthesisFilter filter2) {
+
+ @LOC("OUT") boolean returnvalue = super.put_next_sample(channels, filter1, filter2);
+
+ if ((channel2_allocation != 0) && (channels != OutputChannels.LEFT_CHANNEL)) {
+
+ @LOC("THIS,LayerIIDecoder$SubbandLayer2Stereo.SM") float sample =
+ channel2_samples[samplenumber - 1];
+
+ if (groupingtable[1] == null) {
+ sample = (sample + channel2_d[0]) * channel2_c[0];
+ }
+
+ if (groupnumber <= 4) {
+ sample *= channel2_scalefactor1;
+ } else if (groupnumber <= 8) {
+ sample *= channel2_scalefactor2;
+ } else {
+ sample *= channel2_scalefactor3;
+ }
+
+ if (channels == OutputChannels.BOTH_CHANNELS) {
+ filter2.input_sample(sample, subbandnumber);
+ } else {
+ filter1.input_sample(sample, subbandnumber);
+ }
+ }
+
+ return returnvalue;
+
+ }
+ }
}
projects / IRC.git / commitdiff