2 * 11/19/04 1.0 moved to LGPL.
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4 * 04/01/00 Fixes for running under build 23xx Microsoft JVM. mdm.
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6 * 19/12/99 Performance improvements to compute_pcm_samples().
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7 * Mat McGowan. mdm@techie.com.
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9 * 16/02/99 Java Conversion by E.B , javalayer@javazoom.net
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11 * @(#) synthesis_filter.h 1.8, last edit: 6/15/94 16:52:00
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12 * @(#) Copyright (C) 1993, 1994 Tobias Bading (bading@cs.tu-berlin.de)
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13 * @(#) Berlin University of Technology
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15 *-----------------------------------------------------------------------
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16 * This program is free software; you can redistribute it and/or modify
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17 * it under the terms of the GNU Library General Public License as published
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18 * by the Free Software Foundation; either version 2 of the License, or
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19 * (at your option) any later version.
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21 * This program is distributed in the hope that it will be useful,
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22 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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23 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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24 * GNU Library General Public License for more details.
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26 * You should have received a copy of the GNU Library General Public
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27 * License along with this program; if not, write to the Free Software
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28 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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29 *----------------------------------------------------------------------
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33 * A class for the synthesis filter bank. This class does a fast downsampling
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34 * from 32, 44.1 or 48 kHz to 8 kHz, if ULAW is defined. Frequencies above 4 kHz
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35 * are removed by ignoring higher subbands.
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37 @LATTICE("OUT<V2,V2<V1,V1<V,V<NEWV,NEWV<SAMPLE,SAMPLE<EQ,EQ<IDX,V*,NEWV*,IDX*")
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38 @METHODDEFAULT("OUT<THIS,THIS<C,C<IN,C*,THISLOC=THIS,GLOBALLOC=THIS")
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39 final class SynthesisFilter {
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49 public float[] prev1;
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51 public float[] prev2;
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53 // private float[] actual_v; // v1 or v2
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55 public int actual_write_pos; // 0-15
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57 private float[] samples; // 32 new subband samples
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59 public final int channel;
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61 public final float scalefactor;
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66 * Quality value for controlling CPU usage/quality tradeoff.
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69 * private int quality;
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71 * private int v_inc;
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75 * public static final int HIGH_QUALITY = 1; public static final int
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76 * MEDIUM_QUALITY = 2; public static final int LOW_QUALITY = 4;
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80 * Contructor. The scalefactor scales the calculated float pcm samples to
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81 * short values (raw pcm samples are in [-1.0, 1.0], if no violations occur).
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83 public SynthesisFilter(int channelnumber, float factor, float[] eq0) {
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86 d16 = splitArray(d, 16);
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88 v1 = new float[512];
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89 v2 = new float[512];
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90 prev1 = new float[512];
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91 prev2 = new float[512];
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92 samples = new float[32];
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93 channel = channelnumber;
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94 scalefactor = factor;
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96 // setQuality(HIGH_QUALITY);
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100 for (int i = 0; i < 32; i++)
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103 if (eq.length < 32) {
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104 throw new IllegalArgumentException("eq0");
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109 for (int p = 0; p < 512; p++)
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110 v1[p] = v2[p] = 0.0f;
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112 for (int p2 = 0; p2 < 32; p2++)
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113 samples[p2] = 0.0f;
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116 actual_write_pos = 15;
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121 * private void setQuality(int quality0) { switch (quality0) { case
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122 * HIGH_QUALITY: case MEDIUM_QUALITY: case LOW_QUALITY: v_inc = 16 * quality0;
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123 * quality = quality0; break; default : throw new
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124 * IllegalArgumentException("Unknown quality value"); } }
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126 * public int getQuality() { return quality; }
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132 public void input_sample(@LOC("IN") float sample, @LOC("IN") int subbandnumber) {
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133 samples[subbandnumber] = eq[subbandnumber] * sample;
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136 public void input_samples(@LOC("IN") float[] s) {
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137 TERMINATE: for (@LOC("C") int i = 31; i >= 0; i--) {
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138 samples[i] = s[i] * eq[i];
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142 private void compute_new_v2_v1() {
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144 @LOC("THIS,SynthesisFilter.NEWV") float new_v0 = 0.0f;
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145 @LOC("THIS,SynthesisFilter.NEWV") float new_v1 = 0.0f;
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146 @LOC("THIS,SynthesisFilter.NEWV") float new_v2 = 0.0f;
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147 @LOC("THIS,SynthesisFilter.NEWV") float new_v3 = 0.0f;
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148 @LOC("THIS,SynthesisFilter.NEWV") float new_v4 = 0.0f;
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149 @LOC("THIS,SynthesisFilter.NEWV") float new_v5 = 0.0f;
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150 @LOC("THIS,SynthesisFilter.NEWV") float new_v6 = 0.0f;
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151 @LOC("THIS,SynthesisFilter.NEWV") float new_v7 = 0.0f;
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152 @LOC("THIS,SynthesisFilter.NEWV") float new_v8 = 0.0f;
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153 @LOC("THIS,SynthesisFilter.NEWV") float new_v9 = 0.0f;
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154 @LOC("THIS,SynthesisFilter.NEWV") float new_v10 = 0.0f;
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155 @LOC("THIS,SynthesisFilter.NEWV") float new_v11 = 0.0f;
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156 @LOC("THIS,SynthesisFilter.NEWV") float new_v12 = 0.0f;
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157 @LOC("THIS,SynthesisFilter.NEWV") float new_v13 = 0.0f;
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158 @LOC("THIS,SynthesisFilter.NEWV") float new_v14 = 0.0f;
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159 @LOC("THIS,SynthesisFilter.NEWV") float new_v15 = 0.0f;
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160 @LOC("THIS,SynthesisFilter.NEWV") float new_v16 = 0.0f;
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161 @LOC("THIS,SynthesisFilter.NEWV") float new_v17 = 0.0f;
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162 @LOC("THIS,SynthesisFilter.NEWV") float new_v18 = 0.0f;
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163 @LOC("THIS,SynthesisFilter.NEWV") float new_v19 = 0.0f;
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164 @LOC("THIS,SynthesisFilter.NEWV") float new_v20 = 0.0f;
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165 @LOC("THIS,SynthesisFilter.NEWV") float new_v21 = 0.0f;
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166 @LOC("THIS,SynthesisFilter.NEWV") float new_v22 = 0.0f;
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167 @LOC("THIS,SynthesisFilter.NEWV") float new_v23 = 0.0f;
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168 @LOC("THIS,SynthesisFilter.NEWV") float new_v24 = 0.0f;
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169 @LOC("THIS,SynthesisFilter.NEWV") float new_v25 = 0.0f;
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170 @LOC("THIS,SynthesisFilter.NEWV") float new_v26 = 0.0f;
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171 @LOC("THIS,SynthesisFilter.NEWV") float new_v27 = 0.0f;
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172 @LOC("THIS,SynthesisFilter.NEWV") float new_v28 = 0.0f;
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173 @LOC("THIS,SynthesisFilter.NEWV") float new_v29 = 0.0f;
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174 @LOC("THIS,SynthesisFilter.NEWV") float new_v30 = 0.0f;
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175 @LOC("THIS,SynthesisFilter.NEWV") float new_v31 = 0.0f;
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177 // float[] new_v = new float[32]; // new V[0-15] and V[33-48] of Figure
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178 // 3-A.2 in ISO DIS 11172-3
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179 // float[] p = new float[16];
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180 // float[] pp = new float[16];
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182 // float[] s = samples;
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184 @LOC("THIS,SynthesisFilter.NEWV") float s0 = samples[0];
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185 @LOC("THIS,SynthesisFilter.NEWV") float s1 = samples[1];
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186 @LOC("THIS,SynthesisFilter.NEWV") float s2 = samples[2];
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187 @LOC("THIS,SynthesisFilter.NEWV") float s3 = samples[3];
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188 @LOC("THIS,SynthesisFilter.NEWV") float s4 = samples[4];
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189 @LOC("THIS,SynthesisFilter.NEWV") float s5 = samples[5];
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190 @LOC("THIS,SynthesisFilter.NEWV") float s6 = samples[6];
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191 @LOC("THIS,SynthesisFilter.NEWV") float s7 = samples[7];
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192 @LOC("THIS,SynthesisFilter.NEWV") float s8 = samples[8];
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193 @LOC("THIS,SynthesisFilter.NEWV") float s9 = samples[9];
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194 @LOC("THIS,SynthesisFilter.NEWV") float s10 = samples[10];
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195 @LOC("THIS,SynthesisFilter.NEWV") float s11 = samples[11];
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196 @LOC("THIS,SynthesisFilter.NEWV") float s12 = samples[12];
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197 @LOC("THIS,SynthesisFilter.NEWV") float s13 = samples[13];
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198 @LOC("THIS,SynthesisFilter.NEWV") float s14 = samples[14];
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199 @LOC("THIS,SynthesisFilter.NEWV") float s15 = samples[15];
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200 @LOC("THIS,SynthesisFilter.NEWV") float s16 = samples[16];
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201 @LOC("THIS,SynthesisFilter.NEWV") float s17 = samples[17];
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202 @LOC("THIS,SynthesisFilter.NEWV") float s18 = samples[18];
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203 @LOC("THIS,SynthesisFilter.NEWV") float s19 = samples[19];
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204 @LOC("THIS,SynthesisFilter.NEWV") float s20 = samples[20];
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205 @LOC("THIS,SynthesisFilter.NEWV") float s21 = samples[21];
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206 @LOC("THIS,SynthesisFilter.NEWV") float s22 = samples[22];
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207 @LOC("THIS,SynthesisFilter.NEWV") float s23 = samples[23];
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208 @LOC("THIS,SynthesisFilter.NEWV") float s24 = samples[24];
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209 @LOC("THIS,SynthesisFilter.NEWV") float s25 = samples[25];
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210 @LOC("THIS,SynthesisFilter.NEWV") float s26 = samples[26];
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211 @LOC("THIS,SynthesisFilter.NEWV") float s27 = samples[27];
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212 @LOC("THIS,SynthesisFilter.NEWV") float s28 = samples[28];
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213 @LOC("THIS,SynthesisFilter.NEWV") float s29 = samples[29];
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214 @LOC("THIS,SynthesisFilter.NEWV") float s30 = samples[30];
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215 @LOC("THIS,SynthesisFilter.NEWV") float s31 = samples[31];
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217 @LOC("THIS,SynthesisFilter.NEWV") float p0 = s0 + s31;
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218 @LOC("THIS,SynthesisFilter.NEWV") float p1 = s1 + s30;
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219 @LOC("THIS,SynthesisFilter.NEWV") float p2 = s2 + s29;
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220 @LOC("THIS,SynthesisFilter.NEWV") float p3 = s3 + s28;
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221 @LOC("THIS,SynthesisFilter.NEWV") float p4 = s4 + s27;
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222 @LOC("THIS,SynthesisFilter.NEWV") float p5 = s5 + s26;
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223 @LOC("THIS,SynthesisFilter.NEWV") float p6 = s6 + s25;
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224 @LOC("THIS,SynthesisFilter.NEWV") float p7 = s7 + s24;
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225 @LOC("THIS,SynthesisFilter.NEWV") float p8 = s8 + s23;
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226 @LOC("THIS,SynthesisFilter.NEWV") float p9 = s9 + s22;
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227 @LOC("THIS,SynthesisFilter.NEWV") float p10 = s10 + s21;
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228 @LOC("THIS,SynthesisFilter.NEWV") float p11 = s11 + s20;
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229 @LOC("THIS,SynthesisFilter.NEWV") float p12 = s12 + s19;
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230 @LOC("THIS,SynthesisFilter.NEWV") float p13 = s13 + s18;
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231 @LOC("THIS,SynthesisFilter.NEWV") float p14 = s14 + s17;
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232 @LOC("THIS,SynthesisFilter.NEWV") float p15 = s15 + s16;
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234 @LOC("THIS,SynthesisFilter.NEWV") float pp0 = p0 + p15;
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235 @LOC("THIS,SynthesisFilter.NEWV") float pp1 = p1 + p14;
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236 @LOC("THIS,SynthesisFilter.NEWV") float pp2 = p2 + p13;
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237 @LOC("THIS,SynthesisFilter.NEWV") float pp3 = p3 + p12;
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238 @LOC("THIS,SynthesisFilter.NEWV") float pp4 = p4 + p11;
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239 @LOC("THIS,SynthesisFilter.NEWV") float pp5 = p5 + p10;
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240 @LOC("THIS,SynthesisFilter.NEWV") float pp6 = p6 + p9;
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241 @LOC("THIS,SynthesisFilter.NEWV") float pp7 = p7 + p8;
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242 @LOC("THIS,SynthesisFilter.NEWV") float pp8 = (p0 - p15) * cos1_32;
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243 @LOC("THIS,SynthesisFilter.NEWV") float pp9 = (p1 - p14) * cos3_32;
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244 @LOC("THIS,SynthesisFilter.NEWV") float pp10 = (p2 - p13) * cos5_32;
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245 @LOC("THIS,SynthesisFilter.NEWV") float pp11 = (p3 - p12) * cos7_32;
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246 @LOC("THIS,SynthesisFilter.NEWV") float pp12 = (p4 - p11) * cos9_32;
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247 @LOC("THIS,SynthesisFilter.NEWV") float pp13 = (p5 - p10) * cos11_32;
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248 @LOC("THIS,SynthesisFilter.NEWV") float pp14 = (p6 - p9) * cos13_32;
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249 @LOC("THIS,SynthesisFilter.NEWV") float pp15 = (p7 - p8) * cos15_32;
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255 p4 = (pp0 - pp7) * cos1_16;
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256 p5 = (pp1 - pp6) * cos3_16;
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257 p6 = (pp2 - pp5) * cos5_16;
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258 p7 = (pp3 - pp4) * cos7_16;
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263 p12 = (pp8 - pp15) * cos1_16;
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264 p13 = (pp9 - pp14) * cos3_16;
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265 p14 = (pp10 - pp13) * cos5_16;
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266 p15 = (pp11 - pp12) * cos7_16;
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270 pp2 = (p0 - p3) * cos1_8;
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271 pp3 = (p1 - p2) * cos3_8;
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274 pp6 = (p4 - p7) * cos1_8;
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275 pp7 = (p5 - p6) * cos3_8;
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278 pp10 = (p8 - p11) * cos1_8;
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279 pp11 = (p9 - p10) * cos3_8;
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282 pp14 = (p12 - p15) * cos1_8;
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283 pp15 = (p13 - p14) * cos3_8;
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286 p1 = (pp0 - pp1) * cos1_4;
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288 p3 = (pp2 - pp3) * cos1_4;
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290 p5 = (pp4 - pp5) * cos1_4;
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292 p7 = (pp6 - pp7) * cos1_4;
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294 p9 = (pp8 - pp9) * cos1_4;
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296 p11 = (pp10 - pp11) * cos1_4;
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298 p13 = (pp12 - pp13) * cos1_4;
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300 p15 = (pp14 - pp15) * cos1_4;
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302 // this is pretty insane coding
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303 @LOC("THIS,SynthesisFilter.NEWV") float tmp1;
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304 new_v19/* 36-17 */= -(new_v4 = (new_v12 = p7) + p5) - p6;
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305 new_v27/* 44-17 */= -p6 - p7 - p4;
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306 new_v6 = (new_v10 = (new_v14 = p15) + p11) + p13;
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307 new_v17/* 34-17 */= -(new_v2 = p15 + p13 + p9) - p14;
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308 new_v21/* 38-17 */= (tmp1 = -p14 - p15 - p10 - p11) - p13;
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309 new_v29/* 46-17 */= -p14 - p15 - p12 - p8;
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310 new_v25/* 42-17 */= tmp1 - p12;
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311 new_v31/* 48-17 */= -p0;
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313 new_v23/* 40-17 */= -(new_v8 = p3) - p2;
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315 p0 = (s0 - s31) * cos1_64;
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316 p1 = (s1 - s30) * cos3_64;
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317 p2 = (s2 - s29) * cos5_64;
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318 p3 = (s3 - s28) * cos7_64;
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319 p4 = (s4 - s27) * cos9_64;
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320 p5 = (s5 - s26) * cos11_64;
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321 p6 = (s6 - s25) * cos13_64;
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322 p7 = (s7 - s24) * cos15_64;
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323 p8 = (s8 - s23) * cos17_64;
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324 p9 = (s9 - s22) * cos19_64;
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325 p10 = (s10 - s21) * cos21_64;
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326 p11 = (s11 - s20) * cos23_64;
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327 p12 = (s12 - s19) * cos25_64;
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328 p13 = (s13 - s18) * cos27_64;
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329 p14 = (s14 - s17) * cos29_64;
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330 p15 = (s15 - s16) * cos31_64;
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340 pp8 = (p0 - p15) * cos1_32;
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341 pp9 = (p1 - p14) * cos3_32;
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342 pp10 = (p2 - p13) * cos5_32;
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343 pp11 = (p3 - p12) * cos7_32;
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344 pp12 = (p4 - p11) * cos9_32;
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345 pp13 = (p5 - p10) * cos11_32;
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346 pp14 = (p6 - p9) * cos13_32;
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347 pp15 = (p7 - p8) * cos15_32;
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353 p4 = (pp0 - pp7) * cos1_16;
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354 p5 = (pp1 - pp6) * cos3_16;
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355 p6 = (pp2 - pp5) * cos5_16;
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356 p7 = (pp3 - pp4) * cos7_16;
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361 p12 = (pp8 - pp15) * cos1_16;
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362 p13 = (pp9 - pp14) * cos3_16;
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363 p14 = (pp10 - pp13) * cos5_16;
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364 p15 = (pp11 - pp12) * cos7_16;
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368 pp2 = (p0 - p3) * cos1_8;
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369 pp3 = (p1 - p2) * cos3_8;
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372 pp6 = (p4 - p7) * cos1_8;
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373 pp7 = (p5 - p6) * cos3_8;
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376 pp10 = (p8 - p11) * cos1_8;
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377 pp11 = (p9 - p10) * cos3_8;
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380 pp14 = (p12 - p15) * cos1_8;
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381 pp15 = (p13 - p14) * cos3_8;
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384 p1 = (pp0 - pp1) * cos1_4;
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386 p3 = (pp2 - pp3) * cos1_4;
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388 p5 = (pp4 - pp5) * cos1_4;
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390 p7 = (pp6 - pp7) * cos1_4;
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392 p9 = (pp8 - pp9) * cos1_4;
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394 p11 = (pp10 - pp11) * cos1_4;
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396 p13 = (pp12 - pp13) * cos1_4;
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398 p15 = (pp14 - pp15) * cos1_4;
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400 // manually doing something that a compiler should handle sucks
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401 // coding like this is hard to read
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402 @LOC("THIS,SynthesisFilter.NEWV") float tmp2;
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403 new_v5 = (new_v11 = (new_v13 = (new_v15 = p15) + p7) + p11) + p5 + p13;
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404 new_v7 = (new_v9 = p15 + p11 + p3) + p13;
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405 new_v16/* 33-17 */= -(new_v1 = (tmp1 = p13 + p15 + p9) + p1) - p14;
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406 new_v18/* 35-17 */= -(new_v3 = tmp1 + p5 + p7) - p6 - p14;
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408 new_v22/* 39-17 */= (tmp1 = -p10 - p11 - p14 - p15) - p13 - p2 - p3;
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409 new_v20/* 37-17 */= tmp1 - p13 - p5 - p6 - p7;
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410 new_v24/* 41-17 */= tmp1 - p12 - p2 - p3;
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411 new_v26/* 43-17 */= tmp1 - p12 - (tmp2 = p4 + p6 + p7);
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412 new_v30/* 47-17 */= (tmp1 = -p8 - p12 - p14 - p15) - p0;
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413 new_v28/* 45-17 */= tmp1 - tmp2;
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415 // insert V[0-15] (== new_v[0-15]) into actual v:
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416 // float[] x2 = actual_v + actual_write_pos;
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417 // float dest[] = actual_v; v2
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419 @LOC("THIS,SynthesisFilter.NEWV") int pos = actual_write_pos;
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421 v2[0 + pos] = new_v0;
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422 v2[16 + pos] = new_v1;
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423 v2[32 + pos] = new_v2;
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424 v2[48 + pos] = new_v3;
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425 v2[64 + pos] = new_v4;
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426 v2[80 + pos] = new_v5;
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427 v2[96 + pos] = new_v6;
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428 v2[112 + pos] = new_v7;
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429 v2[128 + pos] = new_v8;
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430 v2[144 + pos] = new_v9;
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431 v2[160 + pos] = new_v10;
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432 v2[176 + pos] = new_v11;
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433 v2[192 + pos] = new_v12;
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434 v2[208 + pos] = new_v13;
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435 v2[224 + pos] = new_v14;
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436 v2[240 + pos] = new_v15;
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438 // V[16] is always 0.0:
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439 v2[256 + pos] = 0.0f;
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441 // insert V[17-31] (== -new_v[15-1]) into actual v:
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442 v2[272 + pos] = -new_v15;
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443 v2[288 + pos] = -new_v14;
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444 v2[304 + pos] = -new_v13;
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445 v2[320 + pos] = -new_v12;
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446 v2[336 + pos] = -new_v11;
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447 v2[352 + pos] = -new_v10;
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448 v2[368 + pos] = -new_v9;
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449 v2[384 + pos] = -new_v8;
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450 v2[400 + pos] = -new_v7;
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451 v2[416 + pos] = -new_v6;
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452 v2[432 + pos] = -new_v5;
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453 v2[448 + pos] = -new_v4;
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454 v2[464 + pos] = -new_v3;
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455 v2[480 + pos] = -new_v2;
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456 v2[496 + pos] = -new_v1;
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458 // insert V[32] (== -new_v[0]) into other v:
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459 // dest = (actual_v == v1) ? v2 : v1;
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461 v1[0 + pos] = -new_v0;
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462 // insert V[33-48] (== new_v[16-31]) into other v:
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463 v1[16 + pos] = new_v16;
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464 v1[32 + pos] = new_v17;
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465 v1[48 + pos] = new_v18;
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466 v1[64 + pos] = new_v19;
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467 v1[80 + pos] = new_v20;
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468 v1[96 + pos] = new_v21;
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469 v1[112 + pos] = new_v22;
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470 v1[128 + pos] = new_v23;
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471 v1[144 + pos] = new_v24;
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472 v1[160 + pos] = new_v25;
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473 v1[176 + pos] = new_v26;
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474 v1[192 + pos] = new_v27;
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475 v1[208 + pos] = new_v28;
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476 v1[224 + pos] = new_v29;
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477 v1[240 + pos] = new_v30;
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478 v1[256 + pos] = new_v31;
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480 // insert V[49-63] (== new_v[30-16]) into other v:
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481 v1[272 + pos] = new_v30;
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482 v1[288 + pos] = new_v29;
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483 v1[304 + pos] = new_v28;
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484 v1[320 + pos] = new_v27;
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485 v1[336 + pos] = new_v26;
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486 v1[352 + pos] = new_v25;
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487 v1[368 + pos] = new_v24;
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488 v1[384 + pos] = new_v23;
\r
489 v1[400 + pos] = new_v22;
\r
490 v1[416 + pos] = new_v21;
\r
491 v1[432 + pos] = new_v20;
\r
492 v1[448 + pos] = new_v19;
\r
493 v1[464 + pos] = new_v18;
\r
494 v1[480 + pos] = new_v17;
\r
495 v1[496 + pos] = new_v16;
\r
501 prev2[0 + pos] = new_v0;
\r
502 prev2[16 + pos] = new_v1;
\r
503 prev2[32 + pos] = new_v2;
\r
504 prev2[48 + pos] = new_v3;
\r
505 prev2[64 + pos] = new_v4;
\r
506 prev2[80 + pos] = new_v5;
\r
507 prev2[96 + pos] = new_v6;
\r
508 prev2[112 + pos] = new_v7;
\r
509 prev2[128 + pos] = new_v8;
\r
510 prev2[144 + pos] = new_v9;
\r
511 prev2[160 + pos] = new_v10;
\r
512 prev2[176 + pos] = new_v11;
\r
513 prev2[192 + pos] = new_v12;
\r
514 prev2[208 + pos] = new_v13;
\r
515 prev2[224 + pos] = new_v14;
\r
516 prev2[240 + pos] = new_v15;
\r
518 // V[16] is always 0.0:
\r
519 prev2[256 + pos] = 0.0f;
\r
521 // insert V[17-31] (== -new_v[15-1]) into actual v:
\r
522 prev2[272 + pos] = -new_v15;
\r
523 prev2[288 + pos] = -new_v14;
\r
524 prev2[304 + pos] = -new_v13;
\r
525 prev2[320 + pos] = -new_v12;
\r
526 prev2[336 + pos] = -new_v11;
\r
527 prev2[352 + pos] = -new_v10;
\r
528 prev2[368 + pos] = -new_v9;
\r
529 prev2[384 + pos] = -new_v8;
\r
530 prev2[400 + pos] = -new_v7;
\r
531 prev2[416 + pos] = -new_v6;
\r
532 prev2[432 + pos] = -new_v5;
\r
533 prev2[448 + pos] = -new_v4;
\r
534 prev2[464 + pos] = -new_v3;
\r
535 prev2[480 + pos] = -new_v2;
\r
536 prev2[496 + pos] = -new_v1;
\r
538 // insert V[32] (== -new_v[0]) into other v:
\r
539 // dest = (actual_v == v1) ? v2 : v1;
\r
541 prev1[0 + pos] = -new_v0;
\r
542 // insert V[33-48] (== new_v[16-31]) into other v:
\r
543 prev1[16 + pos] = new_v16;
\r
544 prev1[32 + pos] = new_v17;
\r
545 prev1[48 + pos] = new_v18;
\r
546 prev1[64 + pos] = new_v19;
\r
547 prev1[80 + pos] = new_v20;
\r
548 prev1[96 + pos] = new_v21;
\r
549 prev1[112 + pos] = new_v22;
\r
550 prev1[128 + pos] = new_v23;
\r
551 prev1[144 + pos] = new_v24;
\r
552 prev1[160 + pos] = new_v25;
\r
553 prev1[176 + pos] = new_v26;
\r
554 prev1[192 + pos] = new_v27;
\r
555 prev1[208 + pos] = new_v28;
\r
556 prev1[224 + pos] = new_v29;
\r
557 prev1[240 + pos] = new_v30;
\r
558 prev1[256 + pos] = new_v31;
\r
560 // insert V[49-63] (== new_v[30-16]) into other v:
\r
561 prev1[272 + pos] = new_v30;
\r
562 prev1[288 + pos] = new_v29;
\r
563 prev1[304 + pos] = new_v28;
\r
564 prev1[320 + pos] = new_v27;
\r
565 prev1[336 + pos] = new_v26;
\r
566 prev1[352 + pos] = new_v25;
\r
567 prev1[368 + pos] = new_v24;
\r
568 prev1[384 + pos] = new_v23;
\r
569 prev1[400 + pos] = new_v22;
\r
570 prev1[416 + pos] = new_v21;
\r
571 prev1[432 + pos] = new_v20;
\r
572 prev1[448 + pos] = new_v19;
\r
573 prev1[464 + pos] = new_v18;
\r
574 prev1[480 + pos] = new_v17;
\r
575 prev1[496 + pos] = new_v16;
\r
578 private void compute_new_v1_v2() {
\r
580 @LOC("THIS,SynthesisFilter.NEWV") float new_v0 = 0.0f;
\r
581 @LOC("THIS,SynthesisFilter.NEWV") float new_v1 = 0.0f;
\r
582 @LOC("THIS,SynthesisFilter.NEWV") float new_v2 = 0.0f;
\r
583 @LOC("THIS,SynthesisFilter.NEWV") float new_v3 = 0.0f;
\r
584 @LOC("THIS,SynthesisFilter.NEWV") float new_v4 = 0.0f;
\r
585 @LOC("THIS,SynthesisFilter.NEWV") float new_v5 = 0.0f;
\r
586 @LOC("THIS,SynthesisFilter.NEWV") float new_v6 = 0.0f;
\r
587 @LOC("THIS,SynthesisFilter.NEWV") float new_v7 = 0.0f;
\r
588 @LOC("THIS,SynthesisFilter.NEWV") float new_v8 = 0.0f;
\r
589 @LOC("THIS,SynthesisFilter.NEWV") float new_v9 = 0.0f;
\r
590 @LOC("THIS,SynthesisFilter.NEWV") float new_v10 = 0.0f;
\r
591 @LOC("THIS,SynthesisFilter.NEWV") float new_v11 = 0.0f;
\r
592 @LOC("THIS,SynthesisFilter.NEWV") float new_v12 = 0.0f;
\r
593 @LOC("THIS,SynthesisFilter.NEWV") float new_v13 = 0.0f;
\r
594 @LOC("THIS,SynthesisFilter.NEWV") float new_v14 = 0.0f;
\r
595 @LOC("THIS,SynthesisFilter.NEWV") float new_v15 = 0.0f;
\r
596 @LOC("THIS,SynthesisFilter.NEWV") float new_v16 = 0.0f;
\r
597 @LOC("THIS,SynthesisFilter.NEWV") float new_v17 = 0.0f;
\r
598 @LOC("THIS,SynthesisFilter.NEWV") float new_v18 = 0.0f;
\r
599 @LOC("THIS,SynthesisFilter.NEWV") float new_v19 = 0.0f;
\r
600 @LOC("THIS,SynthesisFilter.NEWV") float new_v20 = 0.0f;
\r
601 @LOC("THIS,SynthesisFilter.NEWV") float new_v21 = 0.0f;
\r
602 @LOC("THIS,SynthesisFilter.NEWV") float new_v22 = 0.0f;
\r
603 @LOC("THIS,SynthesisFilter.NEWV") float new_v23 = 0.0f;
\r
604 @LOC("THIS,SynthesisFilter.NEWV") float new_v24 = 0.0f;
\r
605 @LOC("THIS,SynthesisFilter.NEWV") float new_v25 = 0.0f;
\r
606 @LOC("THIS,SynthesisFilter.NEWV") float new_v26 = 0.0f;
\r
607 @LOC("THIS,SynthesisFilter.NEWV") float new_v27 = 0.0f;
\r
608 @LOC("THIS,SynthesisFilter.NEWV") float new_v28 = 0.0f;
\r
609 @LOC("THIS,SynthesisFilter.NEWV") float new_v29 = 0.0f;
\r
610 @LOC("THIS,SynthesisFilter.NEWV") float new_v30 = 0.0f;
\r
611 @LOC("THIS,SynthesisFilter.NEWV") float new_v31 = 0.0f;
\r
613 // float[] new_v = new float[32]; // new V[0-15] and V[33-48] of Figure
\r
614 // 3-A.2 in ISO DIS 11172-3
\r
615 // float[] p = new float[16];
\r
616 // float[] pp = new float[16];
\r
618 // float[] s = samples;
\r
620 @LOC("THIS,SynthesisFilter.NEWV") float s0 = samples[0];
\r
621 @LOC("THIS,SynthesisFilter.NEWV") float s1 = samples[1];
\r
622 @LOC("THIS,SynthesisFilter.NEWV") float s2 = samples[2];
\r
623 @LOC("THIS,SynthesisFilter.NEWV") float s3 = samples[3];
\r
624 @LOC("THIS,SynthesisFilter.NEWV") float s4 = samples[4];
\r
625 @LOC("THIS,SynthesisFilter.NEWV") float s5 = samples[5];
\r
626 @LOC("THIS,SynthesisFilter.NEWV") float s6 = samples[6];
\r
627 @LOC("THIS,SynthesisFilter.NEWV") float s7 = samples[7];
\r
628 @LOC("THIS,SynthesisFilter.NEWV") float s8 = samples[8];
\r
629 @LOC("THIS,SynthesisFilter.NEWV") float s9 = samples[9];
\r
630 @LOC("THIS,SynthesisFilter.NEWV") float s10 = samples[10];
\r
631 @LOC("THIS,SynthesisFilter.NEWV") float s11 = samples[11];
\r
632 @LOC("THIS,SynthesisFilter.NEWV") float s12 = samples[12];
\r
633 @LOC("THIS,SynthesisFilter.NEWV") float s13 = samples[13];
\r
634 @LOC("THIS,SynthesisFilter.NEWV") float s14 = samples[14];
\r
635 @LOC("THIS,SynthesisFilter.NEWV") float s15 = samples[15];
\r
636 @LOC("THIS,SynthesisFilter.NEWV") float s16 = samples[16];
\r
637 @LOC("THIS,SynthesisFilter.NEWV") float s17 = samples[17];
\r
638 @LOC("THIS,SynthesisFilter.NEWV") float s18 = samples[18];
\r
639 @LOC("THIS,SynthesisFilter.NEWV") float s19 = samples[19];
\r
640 @LOC("THIS,SynthesisFilter.NEWV") float s20 = samples[20];
\r
641 @LOC("THIS,SynthesisFilter.NEWV") float s21 = samples[21];
\r
642 @LOC("THIS,SynthesisFilter.NEWV") float s22 = samples[22];
\r
643 @LOC("THIS,SynthesisFilter.NEWV") float s23 = samples[23];
\r
644 @LOC("THIS,SynthesisFilter.NEWV") float s24 = samples[24];
\r
645 @LOC("THIS,SynthesisFilter.NEWV") float s25 = samples[25];
\r
646 @LOC("THIS,SynthesisFilter.NEWV") float s26 = samples[26];
\r
647 @LOC("THIS,SynthesisFilter.NEWV") float s27 = samples[27];
\r
648 @LOC("THIS,SynthesisFilter.NEWV") float s28 = samples[28];
\r
649 @LOC("THIS,SynthesisFilter.NEWV") float s29 = samples[29];
\r
650 @LOC("THIS,SynthesisFilter.NEWV") float s30 = samples[30];
\r
651 @LOC("THIS,SynthesisFilter.NEWV") float s31 = samples[31];
\r
653 @LOC("THIS,SynthesisFilter.NEWV") float p0 = s0 + s31;
\r
654 @LOC("THIS,SynthesisFilter.NEWV") float p1 = s1 + s30;
\r
655 @LOC("THIS,SynthesisFilter.NEWV") float p2 = s2 + s29;
\r
656 @LOC("THIS,SynthesisFilter.NEWV") float p3 = s3 + s28;
\r
657 @LOC("THIS,SynthesisFilter.NEWV") float p4 = s4 + s27;
\r
658 @LOC("THIS,SynthesisFilter.NEWV") float p5 = s5 + s26;
\r
659 @LOC("THIS,SynthesisFilter.NEWV") float p6 = s6 + s25;
\r
660 @LOC("THIS,SynthesisFilter.NEWV") float p7 = s7 + s24;
\r
661 @LOC("THIS,SynthesisFilter.NEWV") float p8 = s8 + s23;
\r
662 @LOC("THIS,SynthesisFilter.NEWV") float p9 = s9 + s22;
\r
663 @LOC("THIS,SynthesisFilter.NEWV") float p10 = s10 + s21;
\r
664 @LOC("THIS,SynthesisFilter.NEWV") float p11 = s11 + s20;
\r
665 @LOC("THIS,SynthesisFilter.NEWV") float p12 = s12 + s19;
\r
666 @LOC("THIS,SynthesisFilter.NEWV") float p13 = s13 + s18;
\r
667 @LOC("THIS,SynthesisFilter.NEWV") float p14 = s14 + s17;
\r
668 @LOC("THIS,SynthesisFilter.NEWV") float p15 = s15 + s16;
\r
670 @LOC("THIS,SynthesisFilter.NEWV") float pp0 = p0 + p15;
\r
671 @LOC("THIS,SynthesisFilter.NEWV") float pp1 = p1 + p14;
\r
672 @LOC("THIS,SynthesisFilter.NEWV") float pp2 = p2 + p13;
\r
673 @LOC("THIS,SynthesisFilter.NEWV") float pp3 = p3 + p12;
\r
674 @LOC("THIS,SynthesisFilter.NEWV") float pp4 = p4 + p11;
\r
675 @LOC("THIS,SynthesisFilter.NEWV") float pp5 = p5 + p10;
\r
676 @LOC("THIS,SynthesisFilter.NEWV") float pp6 = p6 + p9;
\r
677 @LOC("THIS,SynthesisFilter.NEWV") float pp7 = p7 + p8;
\r
678 @LOC("THIS,SynthesisFilter.NEWV") float pp8 = (p0 - p15) * cos1_32;
\r
679 @LOC("THIS,SynthesisFilter.NEWV") float pp9 = (p1 - p14) * cos3_32;
\r
680 @LOC("THIS,SynthesisFilter.NEWV") float pp10 = (p2 - p13) * cos5_32;
\r
681 @LOC("THIS,SynthesisFilter.NEWV") float pp11 = (p3 - p12) * cos7_32;
\r
682 @LOC("THIS,SynthesisFilter.NEWV") float pp12 = (p4 - p11) * cos9_32;
\r
683 @LOC("THIS,SynthesisFilter.NEWV") float pp13 = (p5 - p10) * cos11_32;
\r
684 @LOC("THIS,SynthesisFilter.NEWV") float pp14 = (p6 - p9) * cos13_32;
\r
685 @LOC("THIS,SynthesisFilter.NEWV") float pp15 = (p7 - p8) * cos15_32;
\r
691 p4 = (pp0 - pp7) * cos1_16;
\r
692 p5 = (pp1 - pp6) * cos3_16;
\r
693 p6 = (pp2 - pp5) * cos5_16;
\r
694 p7 = (pp3 - pp4) * cos7_16;
\r
699 p12 = (pp8 - pp15) * cos1_16;
\r
700 p13 = (pp9 - pp14) * cos3_16;
\r
701 p14 = (pp10 - pp13) * cos5_16;
\r
702 p15 = (pp11 - pp12) * cos7_16;
\r
706 pp2 = (p0 - p3) * cos1_8;
\r
707 pp3 = (p1 - p2) * cos3_8;
\r
710 pp6 = (p4 - p7) * cos1_8;
\r
711 pp7 = (p5 - p6) * cos3_8;
\r
714 pp10 = (p8 - p11) * cos1_8;
\r
715 pp11 = (p9 - p10) * cos3_8;
\r
718 pp14 = (p12 - p15) * cos1_8;
\r
719 pp15 = (p13 - p14) * cos3_8;
\r
722 p1 = (pp0 - pp1) * cos1_4;
\r
724 p3 = (pp2 - pp3) * cos1_4;
\r
726 p5 = (pp4 - pp5) * cos1_4;
\r
728 p7 = (pp6 - pp7) * cos1_4;
\r
730 p9 = (pp8 - pp9) * cos1_4;
\r
732 p11 = (pp10 - pp11) * cos1_4;
\r
734 p13 = (pp12 - pp13) * cos1_4;
\r
736 p15 = (pp14 - pp15) * cos1_4;
\r
738 // this is pretty insane coding
\r
739 @LOC("THIS,SynthesisFilter.NEWV") float tmp1;
\r
740 new_v19/* 36-17 */= -(new_v4 = (new_v12 = p7) + p5) - p6;
\r
741 new_v27/* 44-17 */= -p6 - p7 - p4;
\r
742 new_v6 = (new_v10 = (new_v14 = p15) + p11) + p13;
\r
743 new_v17/* 34-17 */= -(new_v2 = p15 + p13 + p9) - p14;
\r
744 new_v21/* 38-17 */= (tmp1 = -p14 - p15 - p10 - p11) - p13;
\r
745 new_v29/* 46-17 */= -p14 - p15 - p12 - p8;
\r
746 new_v25/* 42-17 */= tmp1 - p12;
\r
747 new_v31/* 48-17 */= -p0;
\r
749 new_v23/* 40-17 */= -(new_v8 = p3) - p2;
\r
751 p0 = (s0 - s31) * cos1_64;
\r
752 p1 = (s1 - s30) * cos3_64;
\r
753 p2 = (s2 - s29) * cos5_64;
\r
754 p3 = (s3 - s28) * cos7_64;
\r
755 p4 = (s4 - s27) * cos9_64;
\r
756 p5 = (s5 - s26) * cos11_64;
\r
757 p6 = (s6 - s25) * cos13_64;
\r
758 p7 = (s7 - s24) * cos15_64;
\r
759 p8 = (s8 - s23) * cos17_64;
\r
760 p9 = (s9 - s22) * cos19_64;
\r
761 p10 = (s10 - s21) * cos21_64;
\r
762 p11 = (s11 - s20) * cos23_64;
\r
763 p12 = (s12 - s19) * cos25_64;
\r
764 p13 = (s13 - s18) * cos27_64;
\r
765 p14 = (s14 - s17) * cos29_64;
\r
766 p15 = (s15 - s16) * cos31_64;
\r
776 pp8 = (p0 - p15) * cos1_32;
\r
777 pp9 = (p1 - p14) * cos3_32;
\r
778 pp10 = (p2 - p13) * cos5_32;
\r
779 pp11 = (p3 - p12) * cos7_32;
\r
780 pp12 = (p4 - p11) * cos9_32;
\r
781 pp13 = (p5 - p10) * cos11_32;
\r
782 pp14 = (p6 - p9) * cos13_32;
\r
783 pp15 = (p7 - p8) * cos15_32;
\r
789 p4 = (pp0 - pp7) * cos1_16;
\r
790 p5 = (pp1 - pp6) * cos3_16;
\r
791 p6 = (pp2 - pp5) * cos5_16;
\r
792 p7 = (pp3 - pp4) * cos7_16;
\r
797 p12 = (pp8 - pp15) * cos1_16;
\r
798 p13 = (pp9 - pp14) * cos3_16;
\r
799 p14 = (pp10 - pp13) * cos5_16;
\r
800 p15 = (pp11 - pp12) * cos7_16;
\r
804 pp2 = (p0 - p3) * cos1_8;
\r
805 pp3 = (p1 - p2) * cos3_8;
\r
808 pp6 = (p4 - p7) * cos1_8;
\r
809 pp7 = (p5 - p6) * cos3_8;
\r
812 pp10 = (p8 - p11) * cos1_8;
\r
813 pp11 = (p9 - p10) * cos3_8;
\r
816 pp14 = (p12 - p15) * cos1_8;
\r
817 pp15 = (p13 - p14) * cos3_8;
\r
820 p1 = (pp0 - pp1) * cos1_4;
\r
822 p3 = (pp2 - pp3) * cos1_4;
\r
824 p5 = (pp4 - pp5) * cos1_4;
\r
826 p7 = (pp6 - pp7) * cos1_4;
\r
828 p9 = (pp8 - pp9) * cos1_4;
\r
830 p11 = (pp10 - pp11) * cos1_4;
\r
832 p13 = (pp12 - pp13) * cos1_4;
\r
834 p15 = (pp14 - pp15) * cos1_4;
\r
836 // manually doing something that a compiler should handle sucks
\r
837 // coding like this is hard to read
\r
838 @LOC("THIS,SynthesisFilter.NEWV") float tmp2;
\r
839 new_v5 = (new_v11 = (new_v13 = (new_v15 = p15) + p7) + p11) + p5 + p13;
\r
840 new_v7 = (new_v9 = p15 + p11 + p3) + p13;
\r
841 new_v16/* 33-17 */= -(new_v1 = (tmp1 = p13 + p15 + p9) + p1) - p14;
\r
842 new_v18/* 35-17 */= -(new_v3 = tmp1 + p5 + p7) - p6 - p14;
\r
844 new_v22/* 39-17 */= (tmp1 = -p10 - p11 - p14 - p15) - p13 - p2 - p3;
\r
845 new_v20/* 37-17 */= tmp1 - p13 - p5 - p6 - p7;
\r
846 new_v24/* 41-17 */= tmp1 - p12 - p2 - p3;
\r
847 new_v26/* 43-17 */= tmp1 - p12 - (tmp2 = p4 + p6 + p7);
\r
848 new_v30/* 47-17 */= (tmp1 = -p8 - p12 - p14 - p15) - p0;
\r
849 new_v28/* 45-17 */= tmp1 - tmp2;
\r
851 // insert V[0-15] (== new_v[0-15]) into actual v:
\r
852 // float[] x2 = actual_v + actual_write_pos;
\r
853 // float dest[] = actual_v; actual_v=v1;
\r
855 @LOC("THIS,SynthesisFilter.NEWV") int pos = actual_write_pos;
\r
857 v1[0 + pos] = new_v0;
\r
858 v1[16 + pos] = new_v1;
\r
859 v1[32 + pos] = new_v2;
\r
860 v1[48 + pos] = new_v3;
\r
861 v1[64 + pos] = new_v4;
\r
862 v1[80 + pos] = new_v5;
\r
863 v1[96 + pos] = new_v6;
\r
864 v1[112 + pos] = new_v7;
\r
865 v1[128 + pos] = new_v8;
\r
866 v1[144 + pos] = new_v9;
\r
867 v1[160 + pos] = new_v10;
\r
868 v1[176 + pos] = new_v11;
\r
869 v1[192 + pos] = new_v12;
\r
870 v1[208 + pos] = new_v13;
\r
871 v1[224 + pos] = new_v14;
\r
872 v1[240 + pos] = new_v15;
\r
874 // V[16] is always 0.0:
\r
875 v1[256 + pos] = 0.0f;
\r
877 // insert V[17-31] (== -new_v[15-1]) into actual v:
\r
878 v1[272 + pos] = -new_v15;
\r
879 v1[288 + pos] = -new_v14;
\r
880 v1[304 + pos] = -new_v13;
\r
881 v1[320 + pos] = -new_v12;
\r
882 v1[336 + pos] = -new_v11;
\r
883 v1[352 + pos] = -new_v10;
\r
884 v1[368 + pos] = -new_v9;
\r
885 v1[384 + pos] = -new_v8;
\r
886 v1[400 + pos] = -new_v7;
\r
887 v1[416 + pos] = -new_v6;
\r
888 v1[432 + pos] = -new_v5;
\r
889 v1[448 + pos] = -new_v4;
\r
890 v1[464 + pos] = -new_v3;
\r
891 v1[480 + pos] = -new_v2;
\r
892 v1[496 + pos] = -new_v1;
\r
894 // insert V[32] (== -new_v[0]) into other v:
\r
895 // dest = (actual_v == v1) ? v2 : v1;
\r
897 v2[0 + pos] = -new_v0;
\r
898 // insert V[33-48] (== new_v[16-31]) into other v:
\r
899 v2[16 + pos] = new_v16;
\r
900 v2[32 + pos] = new_v17;
\r
901 v2[48 + pos] = new_v18;
\r
902 v2[64 + pos] = new_v19;
\r
903 v2[80 + pos] = new_v20;
\r
904 v2[96 + pos] = new_v21;
\r
905 v2[112 + pos] = new_v22;
\r
906 v2[128 + pos] = new_v23;
\r
907 v2[144 + pos] = new_v24;
\r
908 v2[160 + pos] = new_v25;
\r
909 v2[176 + pos] = new_v26;
\r
910 v2[192 + pos] = new_v27;
\r
911 v2[208 + pos] = new_v28;
\r
912 v2[224 + pos] = new_v29;
\r
913 v2[240 + pos] = new_v30;
\r
914 v2[256 + pos] = new_v31;
\r
916 // insert V[49-63] (== new_v[30-16]) into other v:
\r
917 v2[272 + pos] = new_v30;
\r
918 v2[288 + pos] = new_v29;
\r
919 v2[304 + pos] = new_v28;
\r
920 v2[320 + pos] = new_v27;
\r
921 v2[336 + pos] = new_v26;
\r
922 v2[352 + pos] = new_v25;
\r
923 v2[368 + pos] = new_v24;
\r
924 v2[384 + pos] = new_v23;
\r
925 v2[400 + pos] = new_v22;
\r
926 v2[416 + pos] = new_v21;
\r
927 v2[432 + pos] = new_v20;
\r
928 v2[448 + pos] = new_v19;
\r
929 v2[464 + pos] = new_v18;
\r
930 v2[480 + pos] = new_v17;
\r
931 v2[496 + pos] = new_v16;
\r
937 prev1[0 + pos] = new_v0;
\r
938 prev1[16 + pos] = new_v1;
\r
939 prev1[32 + pos] = new_v2;
\r
940 prev1[48 + pos] = new_v3;
\r
941 prev1[64 + pos] = new_v4;
\r
942 prev1[80 + pos] = new_v5;
\r
943 prev1[96 + pos] = new_v6;
\r
944 prev1[112 + pos] = new_v7;
\r
945 prev1[128 + pos] = new_v8;
\r
946 prev1[144 + pos] = new_v9;
\r
947 prev1[160 + pos] = new_v10;
\r
948 prev1[176 + pos] = new_v11;
\r
949 prev1[192 + pos] = new_v12;
\r
950 prev1[208 + pos] = new_v13;
\r
951 prev1[224 + pos] = new_v14;
\r
952 prev1[240 + pos] = new_v15;
\r
954 // V[16] is always 0.0:
\r
955 prev1[256 + pos] = 0.0f;
\r
957 // insert V[17-31] (== -new_v[15-1]) into actual v:
\r
958 prev1[272 + pos] = -new_v15;
\r
959 prev1[288 + pos] = -new_v14;
\r
960 prev1[304 + pos] = -new_v13;
\r
961 prev1[320 + pos] = -new_v12;
\r
962 prev1[336 + pos] = -new_v11;
\r
963 prev1[352 + pos] = -new_v10;
\r
964 prev1[368 + pos] = -new_v9;
\r
965 prev1[384 + pos] = -new_v8;
\r
966 prev1[400 + pos] = -new_v7;
\r
967 prev1[416 + pos] = -new_v6;
\r
968 prev1[432 + pos] = -new_v5;
\r
969 prev1[448 + pos] = -new_v4;
\r
970 prev1[464 + pos] = -new_v3;
\r
971 prev1[480 + pos] = -new_v2;
\r
972 prev1[496 + pos] = -new_v1;
\r
974 // insert V[32] (== -new_v[0]) into other v:
\r
975 // dest = (actual_v == v1) ? v2 : v1;
\r
977 prev2[0 + pos] = -new_v0;
\r
978 // insert V[33-48] (== new_v[16-31]) into other v:
\r
979 prev2[16 + pos] = new_v16;
\r
980 prev2[32 + pos] = new_v17;
\r
981 prev2[48 + pos] = new_v18;
\r
982 prev2[64 + pos] = new_v19;
\r
983 prev2[80 + pos] = new_v20;
\r
984 prev2[96 + pos] = new_v21;
\r
985 prev2[112 + pos] = new_v22;
\r
986 prev2[128 + pos] = new_v23;
\r
987 prev2[144 + pos] = new_v24;
\r
988 prev2[160 + pos] = new_v25;
\r
989 prev2[176 + pos] = new_v26;
\r
990 prev2[192 + pos] = new_v27;
\r
991 prev2[208 + pos] = new_v28;
\r
992 prev2[224 + pos] = new_v29;
\r
993 prev2[240 + pos] = new_v30;
\r
994 prev2[256 + pos] = new_v31;
\r
996 // insert V[49-63] (== new_v[30-16]) into other v:
\r
997 prev2[272 + pos] = new_v30;
\r
998 prev2[288 + pos] = new_v29;
\r
999 prev2[304 + pos] = new_v28;
\r
1000 prev2[320 + pos] = new_v27;
\r
1001 prev2[336 + pos] = new_v26;
\r
1002 prev2[352 + pos] = new_v25;
\r
1003 prev2[368 + pos] = new_v24;
\r
1004 prev2[384 + pos] = new_v23;
\r
1005 prev2[400 + pos] = new_v22;
\r
1006 prev2[416 + pos] = new_v21;
\r
1007 prev2[432 + pos] = new_v20;
\r
1008 prev2[448 + pos] = new_v19;
\r
1009 prev2[464 + pos] = new_v18;
\r
1010 prev2[480 + pos] = new_v17;
\r
1011 prev2[496 + pos] = new_v16;
\r
1015 * Compute PCM Samples.
\r
1019 private float[] _tmpOut = new float[32];
\r
1021 private void compute_pcm_samples0() {
\r
1024 // final float[] vp = actual_v;
\r
1025 // int inc = v_inc;
\r
1026 // final float[] tmpOut = _tmpOut;
\r
1027 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1029 // fat chance of having this loop unroll
\r
1030 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1031 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1032 // final float[] dp = d16[i];
\r
1034 (float) (((v1[0 + dvp] * d16[i][0]) + (v1[15 + dvp] * d16[i][1])
\r
1035 + (v1[14 + dvp] * d16[i][2]) + (v1[13 + dvp] * d16[i][3])
\r
1036 + (v1[12 + dvp] * d16[i][4]) + (v1[11 + dvp] * d16[i][5])
\r
1037 + (v1[10 + dvp] * d16[i][6]) + (v1[9 + dvp] * d16[i][7])
\r
1038 + (v1[8 + dvp] * d16[i][8]) + (v1[7 + dvp] * d16[i][9])
\r
1039 + (v1[6 + dvp] * d16[i][10]) + (v1[5 + dvp] * d16[i][11])
\r
1040 + (v1[4 + dvp] * d16[i][12]) + (v1[3 + dvp] * d16[i][13])
\r
1041 + (v1[2 + dvp] * d16[i][14]) + (v1[1 + dvp] * d16[i][15])) * scalefactor);
\r
1043 _tmpOut[i] = pcm_sample;
\r
1048 // final float[] vp = actual_v;
\r
1049 // int inc = v_inc;
\r
1050 // final float[] tmpOut = _tmpOut;
\r
1051 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1053 // fat chance of having this loop unroll
\r
1054 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1055 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1056 // final float[] dp = d16[i];
\r
1058 (float) (((v2[0 + dvp] * d16[i][0]) + (v2[15 + dvp] * d16[i][1])
\r
1059 + (v2[14 + dvp] * d16[i][2]) + (v2[13 + dvp] * d16[i][3])
\r
1060 + (v2[12 + dvp] * d16[i][4]) + (v2[11 + dvp] * d16[i][5])
\r
1061 + (v2[10 + dvp] * d16[i][6]) + (v2[9 + dvp] * d16[i][7])
\r
1062 + (v2[8 + dvp] * d16[i][8]) + (v2[7 + dvp] * d16[i][9])
\r
1063 + (v2[6 + dvp] * d16[i][10]) + (v2[5 + dvp] * d16[i][11])
\r
1064 + (v2[4 + dvp] * d16[i][12]) + (v2[3 + dvp] * d16[i][13])
\r
1065 + (v2[2 + dvp] * d16[i][14]) + (v2[1 + dvp] * d16[i][15])) * scalefactor);
\r
1067 _tmpOut[i] = pcm_sample;
\r
1075 private void compute_pcm_samples1() {
\r
1078 // final float[] vp = actual_v;
\r
1079 // int inc = v_inc;
\r
1080 // final float[] tmpOut = _tmpOut;
\r
1081 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1083 // fat chance of having this loop unroll
\r
1084 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1085 // final float[] dp = d16[i];
\r
1086 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1089 (float) (((v1[1 + dvp] * d16[i][0]) + (v1[0 + dvp] * d16[i][1])
\r
1090 + (v1[15 + dvp] * d16[i][2]) + (v1[14 + dvp] * d16[i][3])
\r
1091 + (v1[13 + dvp] * d16[i][4]) + (v1[12 + dvp] * d16[i][5])
\r
1092 + (v1[11 + dvp] * d16[i][6]) + (v1[10 + dvp] * d16[i][7])
\r
1093 + (v1[9 + dvp] * d16[i][8]) + (v1[8 + dvp] * d16[i][9])
\r
1094 + (v1[7 + dvp] * d16[i][10]) + (v1[6 + dvp] * d16[i][11])
\r
1095 + (v1[5 + dvp] * d16[i][12]) + (v1[4 + dvp] * d16[i][13])
\r
1096 + (v1[3 + dvp] * d16[i][14]) + (v1[2 + dvp] * d16[i][15])) * scalefactor);
\r
1098 _tmpOut[i] = pcm_sample;
\r
1103 // final float[] vp = actual_v;
\r
1104 // int inc = v_inc;
\r
1105 // final float[] tmpOut = _tmpOut;
\r
1106 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1108 // fat chance of having this loop unroll
\r
1109 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1110 // final float[] dp = d16[i];
\r
1111 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1114 (float) (((v2[1 + dvp] * d16[i][0]) + (v2[0 + dvp] * d16[i][1])
\r
1115 + (v2[15 + dvp] * d16[i][2]) + (v2[14 + dvp] * d16[i][3])
\r
1116 + (v2[13 + dvp] * d16[i][4]) + (v2[12 + dvp] * d16[i][5])
\r
1117 + (v2[11 + dvp] * d16[i][6]) + (v2[10 + dvp] * d16[i][7])
\r
1118 + (v2[9 + dvp] * d16[i][8]) + (v2[8 + dvp] * d16[i][9])
\r
1119 + (v2[7 + dvp] * d16[i][10]) + (v2[6 + dvp] * d16[i][11])
\r
1120 + (v2[5 + dvp] * d16[i][12]) + (v2[4 + dvp] * d16[i][13])
\r
1121 + (v2[3 + dvp] * d16[i][14]) + (v2[2 + dvp] * d16[i][15])) * scalefactor);
\r
1123 _tmpOut[i] = pcm_sample;
\r
1131 private void compute_pcm_samples2() {
\r
1134 // final float[] vp = actual_v;
\r
1135 // int inc = v_inc;
\r
1136 // final float[] tmpOut = _tmpOut;
\r
1137 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1139 // fat chance of having this loop unroll
\r
1140 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1141 // final float[] dp = d16[i];
\r
1142 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1145 (float) (((v1[2 + dvp] * d16[i][0]) + (v1[1 + dvp] * d16[i][1])
\r
1146 + (v1[0 + dvp] * d16[i][2]) + (v1[15 + dvp] * d16[i][3])
\r
1147 + (v1[14 + dvp] * d16[i][4]) + (v1[13 + dvp] * d16[i][5])
\r
1148 + (v1[12 + dvp] * d16[i][6]) + (v1[11 + dvp] * d16[i][7])
\r
1149 + (v1[10 + dvp] * d16[i][8]) + (v1[9 + dvp] * d16[i][9])
\r
1150 + (v1[8 + dvp] * d16[i][10]) + (v1[7 + dvp] * d16[i][11])
\r
1151 + (v1[6 + dvp] * d16[i][12]) + (v1[5 + dvp] * d16[i][13])
\r
1152 + (v1[4 + dvp] * d16[i][14]) + (v1[3 + dvp] * d16[i][15])) * scalefactor);
\r
1154 _tmpOut[i] = pcm_sample;
\r
1159 // final float[] vp = actual_v;
\r
1160 // int inc = v_inc;
\r
1161 // final float[] tmpOut = _tmpOut;
\r
1162 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1164 // fat chance of having this loop unroll
\r
1165 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1166 // final float[] dp = d16[i];
\r
1167 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1170 (float) (((v2[2 + dvp] * d16[i][0]) + (v2[1 + dvp] * d16[i][1])
\r
1171 + (v2[0 + dvp] * d16[i][2]) + (v2[15 + dvp] * d16[i][3])
\r
1172 + (v2[14 + dvp] * d16[i][4]) + (v2[13 + dvp] * d16[i][5])
\r
1173 + (v2[12 + dvp] * d16[i][6]) + (v2[11 + dvp] * d16[i][7])
\r
1174 + (v2[10 + dvp] * d16[i][8]) + (v2[9 + dvp] * d16[i][9])
\r
1175 + (v2[8 + dvp] * d16[i][10]) + (v2[7 + dvp] * d16[i][11])
\r
1176 + (v2[6 + dvp] * d16[i][12]) + (v2[5 + dvp] * d16[i][13])
\r
1177 + (v2[4 + dvp] * d16[i][14]) + (v2[3 + dvp] * d16[i][15])) * scalefactor);
\r
1179 _tmpOut[i] = pcm_sample;
\r
1187 private void compute_pcm_samples3() {
\r
1190 // final float[] vp = actual_v;
\r
1192 // int inc = v_inc;
\r
1193 // final float[] tmpOut = _tmpOut;
\r
1194 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1196 // fat chance of having this loop unroll
\r
1197 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1198 // final float[] dp = d16[i];
\r
1199 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1202 (float) (((v1[3 + dvp] * d16[i][0]) + (v1[2 + dvp] * d16[i][1])
\r
1203 + (v1[1 + dvp] * d16[i][2]) + (v1[0 + dvp] * d16[i][3])
\r
1204 + (v1[15 + dvp] * d16[i][4]) + (v1[14 + dvp] * d16[i][5])
\r
1205 + (v1[13 + dvp] * d16[i][6]) + (v1[12 + dvp] * d16[i][7])
\r
1206 + (v1[11 + dvp] * d16[i][8]) + (v1[10 + dvp] * d16[i][9])
\r
1207 + (v1[9 + dvp] * d16[i][10]) + (v1[8 + dvp] * d16[i][11])
\r
1208 + (v1[7 + dvp] * d16[i][12]) + (v1[6 + dvp] * d16[i][13])
\r
1209 + (v1[5 + dvp] * d16[i][14]) + (v1[4 + dvp] * d16[i][15])) * scalefactor);
\r
1211 _tmpOut[i] = pcm_sample;
\r
1216 // final float[] vp = actual_v;
\r
1218 // int inc = v_inc;
\r
1219 // final float[] tmpOut = _tmpOut;
\r
1220 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1222 // fat chance of having this loop unroll
\r
1223 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1224 // final float[] dp = d16[i];
\r
1225 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1228 (float) (((v2[3 + dvp] * d16[i][0]) + (v2[2 + dvp] * d16[i][1])
\r
1229 + (v2[1 + dvp] * d16[i][2]) + (v2[0 + dvp] * d16[i][3])
\r
1230 + (v2[15 + dvp] * d16[i][4]) + (v2[14 + dvp] * d16[i][5])
\r
1231 + (v2[13 + dvp] * d16[i][6]) + (v2[12 + dvp] * d16[i][7])
\r
1232 + (v2[11 + dvp] * d16[i][8]) + (v2[10 + dvp] * d16[i][9])
\r
1233 + (v2[9 + dvp] * d16[i][10]) + (v2[8 + dvp] * d16[i][11])
\r
1234 + (v2[7 + dvp] * d16[i][12]) + (v2[6 + dvp] * d16[i][13])
\r
1235 + (v2[5 + dvp] * d16[i][14]) + (v2[4 + dvp] * d16[i][15])) * scalefactor);
\r
1237 _tmpOut[i] = pcm_sample;
\r
1245 private void compute_pcm_samples4() {
\r
1248 // final float[] vp = actual_v;
\r
1250 // int inc = v_inc;
\r
1251 // final float[] tmpOut = _tmpOut;
\r
1252 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1254 // fat chance of having this loop unroll
\r
1255 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1256 // final float[] dp = d16[i];
\r
1257 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1260 (float) (((v1[4 + dvp] * d16[i][0]) + (v1[3 + dvp] * d16[i][1])
\r
1261 + (v1[2 + dvp] * d16[i][2]) + (v1[1 + dvp] * d16[i][3]) + (v1[0 + dvp] * d16[i][4])
\r
1262 + (v1[15 + dvp] * d16[i][5]) + (v1[14 + dvp] * d16[i][6])
\r
1263 + (v1[13 + dvp] * d16[i][7]) + (v1[12 + dvp] * d16[i][8])
\r
1264 + (v1[11 + dvp] * d16[i][9]) + (v1[10 + dvp] * d16[i][10])
\r
1265 + (v1[9 + dvp] * d16[i][11]) + (v1[8 + dvp] * d16[i][12])
\r
1266 + (v1[7 + dvp] * d16[i][13]) + (v1[6 + dvp] * d16[i][14]) + (v1[5 + dvp] * d16[i][15])) * scalefactor);
\r
1268 _tmpOut[i] = pcm_sample;
\r
1273 // final float[] vp = actual_v;
\r
1275 // int inc = v_inc;
\r
1276 // final float[] tmpOut = _tmpOut;
\r
1277 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1279 // fat chance of having this loop unroll
\r
1280 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1281 // final float[] dp = d16[i];
\r
1282 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1285 (float) (((v2[4 + dvp] * d16[i][0]) + (v2[3 + dvp] * d16[i][1])
\r
1286 + (v2[2 + dvp] * d16[i][2]) + (v2[1 + dvp] * d16[i][3]) + (v2[0 + dvp] * d16[i][4])
\r
1287 + (v2[15 + dvp] * d16[i][5]) + (v2[14 + dvp] * d16[i][6])
\r
1288 + (v2[13 + dvp] * d16[i][7]) + (v2[12 + dvp] * d16[i][8])
\r
1289 + (v2[11 + dvp] * d16[i][9]) + (v2[10 + dvp] * d16[i][10])
\r
1290 + (v2[9 + dvp] * d16[i][11]) + (v2[8 + dvp] * d16[i][12])
\r
1291 + (v2[7 + dvp] * d16[i][13]) + (v2[6 + dvp] * d16[i][14]) + (v2[5 + dvp] * d16[i][15])) * scalefactor);
\r
1293 _tmpOut[i] = pcm_sample;
\r
1301 private void compute_pcm_samples5() {
\r
1304 // final float[] vp = actual_v;
\r
1306 // int inc = v_inc;
\r
1307 // final float[] tmpOut = _tmpOut;
\r
1308 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1310 // fat chance of having this loop unroll
\r
1311 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1312 // final float[] dp = d16[i];
\r
1313 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1316 (float) (((v1[5 + dvp] * d16[i][0]) + (v1[4 + dvp] * d16[i][1])
\r
1317 + (v1[3 + dvp] * d16[i][2]) + (v1[2 + dvp] * d16[i][3]) + (v1[1 + dvp] * d16[i][4])
\r
1318 + (v1[0 + dvp] * d16[i][5]) + (v1[15 + dvp] * d16[i][6])
\r
1319 + (v1[14 + dvp] * d16[i][7]) + (v1[13 + dvp] * d16[i][8])
\r
1320 + (v1[12 + dvp] * d16[i][9]) + (v1[11 + dvp] * d16[i][10])
\r
1321 + (v1[10 + dvp] * d16[i][11]) + (v1[9 + dvp] * d16[i][12])
\r
1322 + (v1[8 + dvp] * d16[i][13]) + (v1[7 + dvp] * d16[i][14]) + (v1[6 + dvp] * d16[i][15])) * scalefactor);
\r
1324 _tmpOut[i] = pcm_sample;
\r
1329 // final float[] vp = actual_v;
\r
1331 // int inc = v_inc;
\r
1332 // final float[] tmpOut = _tmpOut;
\r
1333 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1335 // fat chance of having this loop unroll
\r
1336 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1337 // final float[] dp = d16[i];
\r
1338 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1341 (float) (((v2[5 + dvp] * d16[i][0]) + (v2[4 + dvp] * d16[i][1])
\r
1342 + (v2[3 + dvp] * d16[i][2]) + (v2[2 + dvp] * d16[i][3]) + (v2[1 + dvp] * d16[i][4])
\r
1343 + (v2[0 + dvp] * d16[i][5]) + (v2[15 + dvp] * d16[i][6])
\r
1344 + (v2[14 + dvp] * d16[i][7]) + (v2[13 + dvp] * d16[i][8])
\r
1345 + (v2[12 + dvp] * d16[i][9]) + (v2[11 + dvp] * d16[i][10])
\r
1346 + (v2[10 + dvp] * d16[i][11]) + (v2[9 + dvp] * d16[i][12])
\r
1347 + (v2[8 + dvp] * d16[i][13]) + (v2[7 + dvp] * d16[i][14]) + (v2[6 + dvp] * d16[i][15])) * scalefactor);
\r
1349 _tmpOut[i] = pcm_sample;
\r
1357 private void compute_pcm_samples6() {
\r
1361 // final float[] vp = actual_v;
\r
1362 // int inc = v_inc;
\r
1363 // final float[] tmpOut = _tmpOut;
\r
1364 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1366 // fat chance of having this loop unroll
\r
1367 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1368 // final float[] dp = d16[i];
\r
1369 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1372 (float) (((v1[6 + dvp] * d16[i][0]) + (v1[5 + dvp] * d16[i][1])
\r
1373 + (v1[4 + dvp] * d16[i][2]) + (v1[3 + dvp] * d16[i][3]) + (v1[2 + dvp] * d16[i][4])
\r
1374 + (v1[1 + dvp] * d16[i][5]) + (v1[0 + dvp] * d16[i][6])
\r
1375 + (v1[15 + dvp] * d16[i][7]) + (v1[14 + dvp] * d16[i][8])
\r
1376 + (v1[13 + dvp] * d16[i][9]) + (v1[12 + dvp] * d16[i][10])
\r
1377 + (v1[11 + dvp] * d16[i][11]) + (v1[10 + dvp] * d16[i][12])
\r
1378 + (v1[9 + dvp] * d16[i][13]) + (v1[8 + dvp] * d16[i][14]) + (v1[7 + dvp] * d16[i][15])) * scalefactor);
\r
1380 _tmpOut[i] = pcm_sample;
\r
1386 // final float[] vp = actual_v;
\r
1387 // int inc = v_inc;
\r
1388 // final float[] tmpOut = _tmpOut;
\r
1389 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1391 // fat chance of having this loop unroll
\r
1392 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1393 // final float[] dp = d16[i];
\r
1394 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1397 (float) (((v2[6 + dvp] * d16[i][0]) + (v2[5 + dvp] * d16[i][1])
\r
1398 + (v2[4 + dvp] * d16[i][2]) + (v2[3 + dvp] * d16[i][3]) + (v2[2 + dvp] * d16[i][4])
\r
1399 + (v2[1 + dvp] * d16[i][5]) + (v2[0 + dvp] * d16[i][6])
\r
1400 + (v2[15 + dvp] * d16[i][7]) + (v2[14 + dvp] * d16[i][8])
\r
1401 + (v2[13 + dvp] * d16[i][9]) + (v2[12 + dvp] * d16[i][10])
\r
1402 + (v2[11 + dvp] * d16[i][11]) + (v2[10 + dvp] * d16[i][12])
\r
1403 + (v2[9 + dvp] * d16[i][13]) + (v2[8 + dvp] * d16[i][14]) + (v2[7 + dvp] * d16[i][15])) * scalefactor);
\r
1405 _tmpOut[i] = pcm_sample;
\r
1413 private void compute_pcm_samples7() {
\r
1416 // final float[] vp = actual_v;
\r
1418 // int inc = v_inc;
\r
1419 // final float[] tmpOut = _tmpOut;
\r
1420 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1422 // fat chance of having this loop unroll
\r
1423 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1424 // final float[] dp = d16[i];
\r
1425 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1428 (float) (((v1[7 + dvp] * d16[i][0]) + (v1[6 + dvp] * d16[i][1])
\r
1429 + (v1[5 + dvp] * d16[i][2]) + (v1[4 + dvp] * d16[i][3]) + (v1[3 + dvp] * d16[i][4])
\r
1430 + (v1[2 + dvp] * d16[i][5]) + (v1[1 + dvp] * d16[i][6]) + (v1[0 + dvp] * d16[i][7])
\r
1431 + (v1[15 + dvp] * d16[i][8]) + (v1[14 + dvp] * d16[i][9])
\r
1432 + (v1[13 + dvp] * d16[i][10]) + (v1[12 + dvp] * d16[i][11])
\r
1433 + (v1[11 + dvp] * d16[i][12]) + (v1[10 + dvp] * d16[i][13])
\r
1434 + (v1[9 + dvp] * d16[i][14]) + (v1[8 + dvp] * d16[i][15])) * scalefactor);
\r
1436 _tmpOut[i] = pcm_sample;
\r
1441 // final float[] vp = actual_v;
\r
1443 // int inc = v_inc;
\r
1444 // final float[] tmpOut = _tmpOut;
\r
1445 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1447 // fat chance of having this loop unroll
\r
1448 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1449 // final float[] dp = d16[i];
\r
1450 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1453 (float) (((v2[7 + dvp] * d16[i][0]) + (v2[6 + dvp] * d16[i][1])
\r
1454 + (v2[5 + dvp] * d16[i][2]) + (v2[4 + dvp] * d16[i][3]) + (v2[3 + dvp] * d16[i][4])
\r
1455 + (v2[2 + dvp] * d16[i][5]) + (v2[1 + dvp] * d16[i][6]) + (v2[0 + dvp] * d16[i][7])
\r
1456 + (v2[15 + dvp] * d16[i][8]) + (v2[14 + dvp] * d16[i][9])
\r
1457 + (v2[13 + dvp] * d16[i][10]) + (v2[12 + dvp] * d16[i][11])
\r
1458 + (v2[11 + dvp] * d16[i][12]) + (v2[10 + dvp] * d16[i][13])
\r
1459 + (v2[9 + dvp] * d16[i][14]) + (v2[8 + dvp] * d16[i][15])) * scalefactor);
\r
1461 _tmpOut[i] = pcm_sample;
\r
1469 private void compute_pcm_samples8() {
\r
1473 // final float[] vp = actual_v;
\r
1475 // int inc = v_inc;
\r
1476 // final float[] tmpOut = _tmpOut;
\r
1477 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1479 // fat chance of having this loop unroll
\r
1480 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1481 // final float[] dp = d16[i];
\r
1482 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1485 (float) (((v1[8 + dvp] * d16[i][0]) + (v1[7 + dvp] * d16[i][1])
\r
1486 + (v1[6 + dvp] * d16[i][2]) + (v1[5 + dvp] * d16[i][3]) + (v1[4 + dvp] * d16[i][4])
\r
1487 + (v1[3 + dvp] * d16[i][5]) + (v1[2 + dvp] * d16[i][6]) + (v1[1 + dvp] * d16[i][7])
\r
1488 + (v1[0 + dvp] * d16[i][8]) + (v1[15 + dvp] * d16[i][9])
\r
1489 + (v1[14 + dvp] * d16[i][10]) + (v1[13 + dvp] * d16[i][11])
\r
1490 + (v1[12 + dvp] * d16[i][12]) + (v1[11 + dvp] * d16[i][13])
\r
1491 + (v1[10 + dvp] * d16[i][14]) + (v1[9 + dvp] * d16[i][15])) * scalefactor);
\r
1493 _tmpOut[i] = pcm_sample;
\r
1499 // final float[] vp = actual_v;
\r
1501 // int inc = v_inc;
\r
1502 // final float[] tmpOut = _tmpOut;
\r
1503 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1505 // fat chance of having this loop unroll
\r
1506 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1507 // final float[] dp = d16[i];
\r
1508 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1511 (float) (((v2[8 + dvp] * d16[i][0]) + (v2[7 + dvp] * d16[i][1])
\r
1512 + (v2[6 + dvp] * d16[i][2]) + (v2[5 + dvp] * d16[i][3]) + (v2[4 + dvp] * d16[i][4])
\r
1513 + (v2[3 + dvp] * d16[i][5]) + (v2[2 + dvp] * d16[i][6]) + (v2[1 + dvp] * d16[i][7])
\r
1514 + (v2[0 + dvp] * d16[i][8]) + (v2[15 + dvp] * d16[i][9])
\r
1515 + (v2[14 + dvp] * d16[i][10]) + (v2[13 + dvp] * d16[i][11])
\r
1516 + (v2[12 + dvp] * d16[i][12]) + (v2[11 + dvp] * d16[i][13])
\r
1517 + (v2[10 + dvp] * d16[i][14]) + (v2[9 + dvp] * d16[i][15])) * scalefactor);
\r
1519 _tmpOut[i] = pcm_sample;
\r
1527 private void compute_pcm_samples9() {
\r
1530 // final float[] vp = actual_v;
\r
1532 // int inc = v_inc;
\r
1533 // final float[] tmpOut = _tmpOut;
\r
1534 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1536 // fat chance of having this loop unroll
\r
1537 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1538 // final float[] dp = d16[i];
\r
1539 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1542 (float) (((v1[9 + dvp] * d16[i][0]) + (v1[8 + dvp] * d16[i][1])
\r
1543 + (v1[7 + dvp] * d16[i][2]) + (v1[6 + dvp] * d16[i][3]) + (v1[5 + dvp] * d16[i][4])
\r
1544 + (v1[4 + dvp] * d16[i][5]) + (v1[3 + dvp] * d16[i][6]) + (v1[2 + dvp] * d16[i][7])
\r
1545 + (v1[1 + dvp] * d16[i][8]) + (v1[0 + dvp] * d16[i][9])
\r
1546 + (v1[15 + dvp] * d16[i][10]) + (v1[14 + dvp] * d16[i][11])
\r
1547 + (v1[13 + dvp] * d16[i][12]) + (v1[12 + dvp] * d16[i][13])
\r
1548 + (v1[11 + dvp] * d16[i][14]) + (v1[10 + dvp] * d16[i][15])) * scalefactor);
\r
1550 _tmpOut[i] = pcm_sample;
\r
1555 // final float[] vp = actual_v;
\r
1557 // int inc = v_inc;
\r
1558 // final float[] tmpOut = _tmpOut;
\r
1559 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1561 // fat chance of having this loop unroll
\r
1562 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1563 // final float[] dp = d16[i];
\r
1564 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1567 (float) (((v2[9 + dvp] * d16[i][0]) + (v2[8 + dvp] * d16[i][1])
\r
1568 + (v2[7 + dvp] * d16[i][2]) + (v2[6 + dvp] * d16[i][3]) + (v2[5 + dvp] * d16[i][4])
\r
1569 + (v2[4 + dvp] * d16[i][5]) + (v2[3 + dvp] * d16[i][6]) + (v2[2 + dvp] * d16[i][7])
\r
1570 + (v2[1 + dvp] * d16[i][8]) + (v2[0 + dvp] * d16[i][9])
\r
1571 + (v2[15 + dvp] * d16[i][10]) + (v2[14 + dvp] * d16[i][11])
\r
1572 + (v2[13 + dvp] * d16[i][12]) + (v2[12 + dvp] * d16[i][13])
\r
1573 + (v2[11 + dvp] * d16[i][14]) + (v2[10 + dvp] * d16[i][15])) * scalefactor);
\r
1575 _tmpOut[i] = pcm_sample;
\r
1583 private void compute_pcm_samples10() {
\r
1585 // final float[] vp = actual_v;
\r
1586 // int inc = v_inc;
\r
1587 // final float[] tmpOut = _tmpOut;
\r
1588 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1590 // fat chance of having this loop unroll
\r
1591 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1592 // final float[] dp = d16[i];
\r
1593 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1596 (float) (((v1[10 + dvp] * d16[i][0]) + (v1[9 + dvp] * d16[i][1])
\r
1597 + (v1[8 + dvp] * d16[i][2]) + (v1[7 + dvp] * d16[i][3]) + (v1[6 + dvp] * d16[i][4])
\r
1598 + (v1[5 + dvp] * d16[i][5]) + (v1[4 + dvp] * d16[i][6]) + (v1[3 + dvp] * d16[i][7])
\r
1599 + (v1[2 + dvp] * d16[i][8]) + (v1[1 + dvp] * d16[i][9])
\r
1600 + (v1[0 + dvp] * d16[i][10]) + (v1[15 + dvp] * d16[i][11])
\r
1601 + (v1[14 + dvp] * d16[i][12]) + (v1[13 + dvp] * d16[i][13])
\r
1602 + (v1[12 + dvp] * d16[i][14]) + (v1[11 + dvp] * d16[i][15])) * scalefactor);
\r
1604 _tmpOut[i] = pcm_sample;
\r
1609 // final float[] vp = actual_v;
\r
1610 // int inc = v_inc;
\r
1611 // final float[] tmpOut = _tmpOut;
\r
1612 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1614 // fat chance of having this loop unroll
\r
1615 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1616 // final float[] dp = d16[i];
\r
1617 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1620 (float) (((v2[10 + dvp] * d16[i][0]) + (v2[9 + dvp] * d16[i][1])
\r
1621 + (v2[8 + dvp] * d16[i][2]) + (v2[7 + dvp] * d16[i][3]) + (v2[6 + dvp] * d16[i][4])
\r
1622 + (v2[5 + dvp] * d16[i][5]) + (v2[4 + dvp] * d16[i][6]) + (v2[3 + dvp] * d16[i][7])
\r
1623 + (v2[2 + dvp] * d16[i][8]) + (v2[1 + dvp] * d16[i][9])
\r
1624 + (v2[0 + dvp] * d16[i][10]) + (v2[15 + dvp] * d16[i][11])
\r
1625 + (v2[14 + dvp] * d16[i][12]) + (v2[13 + dvp] * d16[i][13])
\r
1626 + (v2[12 + dvp] * d16[i][14]) + (v2[11 + dvp] * d16[i][15])) * scalefactor);
\r
1628 _tmpOut[i] = pcm_sample;
\r
1636 private void compute_pcm_samples11() {
\r
1639 // final float[] vp = actual_v;
\r
1641 // int inc = v_inc;
\r
1642 // final float[] tmpOut = _tmpOut;
\r
1643 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1645 // fat chance of having this loop unroll
\r
1646 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1647 // final float[] dp = d16[i];
\r
1648 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1651 (float) (((v1[11 + dvp] * d16[i][0]) + (v1[10 + dvp] * d16[i][1])
\r
1652 + (v1[9 + dvp] * d16[i][2]) + (v1[8 + dvp] * d16[i][3]) + (v1[7 + dvp] * d16[i][4])
\r
1653 + (v1[6 + dvp] * d16[i][5]) + (v1[5 + dvp] * d16[i][6]) + (v1[4 + dvp] * d16[i][7])
\r
1654 + (v1[3 + dvp] * d16[i][8]) + (v1[2 + dvp] * d16[i][9])
\r
1655 + (v1[1 + dvp] * d16[i][10]) + (v1[0 + dvp] * d16[i][11])
\r
1656 + (v1[15 + dvp] * d16[i][12]) + (v1[14 + dvp] * d16[i][13])
\r
1657 + (v1[13 + dvp] * d16[i][14]) + (v1[12 + dvp] * d16[i][15])) * scalefactor);
\r
1659 _tmpOut[i] = pcm_sample;
\r
1664 // final float[] vp = actual_v;
\r
1666 // int inc = v_inc;
\r
1667 // final float[] tmpOut = _tmpOut;
\r
1668 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1670 // fat chance of having this loop unroll
\r
1671 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1672 // final float[] dp = d16[i];
\r
1673 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1676 (float) (((v2[11 + dvp] * d16[i][0]) + (v2[10 + dvp] * d16[i][1])
\r
1677 + (v2[9 + dvp] * d16[i][2]) + (v2[8 + dvp] * d16[i][3]) + (v2[7 + dvp] * d16[i][4])
\r
1678 + (v2[6 + dvp] * d16[i][5]) + (v2[5 + dvp] * d16[i][6]) + (v2[4 + dvp] * d16[i][7])
\r
1679 + (v2[3 + dvp] * d16[i][8]) + (v2[2 + dvp] * d16[i][9])
\r
1680 + (v2[1 + dvp] * d16[i][10]) + (v2[0 + dvp] * d16[i][11])
\r
1681 + (v2[15 + dvp] * d16[i][12]) + (v2[14 + dvp] * d16[i][13])
\r
1682 + (v2[13 + dvp] * d16[i][14]) + (v2[12 + dvp] * d16[i][15])) * scalefactor);
\r
1684 _tmpOut[i] = pcm_sample;
\r
1692 private void compute_pcm_samples12() {
\r
1695 // final float[] vp = actual_v;
\r
1696 // int inc = v_inc;
\r
1697 // final float[] tmpOut = _tmpOut;
\r
1698 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1700 // fat chance of having this loop unroll
\r
1701 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1702 // final float[] dp = d16[i];
\r
1703 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1706 (float) (((v1[12 + dvp] * d16[i][0]) + (v1[11 + dvp] * d16[i][1])
\r
1707 + (v1[10 + dvp] * d16[i][2]) + (v1[9 + dvp] * d16[i][3])
\r
1708 + (v1[8 + dvp] * d16[i][4]) + (v1[7 + dvp] * d16[i][5]) + (v1[6 + dvp] * d16[i][6])
\r
1709 + (v1[5 + dvp] * d16[i][7]) + (v1[4 + dvp] * d16[i][8]) + (v1[3 + dvp] * d16[i][9])
\r
1710 + (v1[2 + dvp] * d16[i][10]) + (v1[1 + dvp] * d16[i][11])
\r
1711 + (v1[0 + dvp] * d16[i][12]) + (v1[15 + dvp] * d16[i][13])
\r
1712 + (v1[14 + dvp] * d16[i][14]) + (v1[13 + dvp] * d16[i][15])) * scalefactor);
\r
1714 _tmpOut[i] = pcm_sample;
\r
1719 // final float[] vp = actual_v;
\r
1720 // int inc = v_inc;
\r
1721 // final float[] tmpOut = _tmpOut;
\r
1722 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1724 // fat chance of having this loop unroll
\r
1725 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1726 // final float[] dp = d16[i];
\r
1727 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1730 (float) (((v2[12 + dvp] * d16[i][0]) + (v2[11 + dvp] * d16[i][1])
\r
1731 + (v2[10 + dvp] * d16[i][2]) + (v2[9 + dvp] * d16[i][3])
\r
1732 + (v2[8 + dvp] * d16[i][4]) + (v2[7 + dvp] * d16[i][5]) + (v2[6 + dvp] * d16[i][6])
\r
1733 + (v2[5 + dvp] * d16[i][7]) + (v2[4 + dvp] * d16[i][8]) + (v2[3 + dvp] * d16[i][9])
\r
1734 + (v2[2 + dvp] * d16[i][10]) + (v2[1 + dvp] * d16[i][11])
\r
1735 + (v2[0 + dvp] * d16[i][12]) + (v2[15 + dvp] * d16[i][13])
\r
1736 + (v2[14 + dvp] * d16[i][14]) + (v2[13 + dvp] * d16[i][15])) * scalefactor);
\r
1738 _tmpOut[i] = pcm_sample;
\r
1746 private void compute_pcm_samples13() {
\r
1749 // final float[] vp = actual_v;
\r
1751 // int inc = v_inc;
\r
1752 // final float[] tmpOut = _tmpOut;
\r
1753 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1755 // fat chance of having this loop unroll
\r
1756 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1757 // final float[] dp = d16[i];
\r
1758 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1761 (float) (((v1[13 + dvp] * d16[i][0]) + (v1[12 + dvp] * d16[i][1])
\r
1762 + (v1[11 + dvp] * d16[i][2]) + (v1[10 + dvp] * d16[i][3])
\r
1763 + (v1[9 + dvp] * d16[i][4]) + (v1[8 + dvp] * d16[i][5]) + (v1[7 + dvp] * d16[i][6])
\r
1764 + (v1[6 + dvp] * d16[i][7]) + (v1[5 + dvp] * d16[i][8]) + (v1[4 + dvp] * d16[i][9])
\r
1765 + (v1[3 + dvp] * d16[i][10]) + (v1[2 + dvp] * d16[i][11])
\r
1766 + (v1[1 + dvp] * d16[i][12]) + (v1[0 + dvp] * d16[i][13])
\r
1767 + (v1[15 + dvp] * d16[i][14]) + (v1[14 + dvp] * d16[i][15])) * scalefactor);
\r
1769 _tmpOut[i] = pcm_sample;
\r
1774 // final float[] vp = actual_v;
\r
1776 // int inc = v_inc;
\r
1777 // final float[] tmpOut = _tmpOut;
\r
1778 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1780 // fat chance of having this loop unroll
\r
1781 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1782 // final float[] dp = d16[i];
\r
1783 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1786 (float) (((v2[13 + dvp] * d16[i][0]) + (v2[12 + dvp] * d16[i][1])
\r
1787 + (v2[11 + dvp] * d16[i][2]) + (v2[10 + dvp] * d16[i][3])
\r
1788 + (v2[9 + dvp] * d16[i][4]) + (v2[8 + dvp] * d16[i][5]) + (v2[7 + dvp] * d16[i][6])
\r
1789 + (v2[6 + dvp] * d16[i][7]) + (v2[5 + dvp] * d16[i][8]) + (v2[4 + dvp] * d16[i][9])
\r
1790 + (v2[3 + dvp] * d16[i][10]) + (v2[2 + dvp] * d16[i][11])
\r
1791 + (v2[1 + dvp] * d16[i][12]) + (v2[0 + dvp] * d16[i][13])
\r
1792 + (v2[15 + dvp] * d16[i][14]) + (v2[14 + dvp] * d16[i][15])) * scalefactor);
\r
1794 _tmpOut[i] = pcm_sample;
\r
1802 private void compute_pcm_samples14() {
\r
1805 // final float[] vp = actual_v;
\r
1807 // int inc = v_inc;
\r
1808 // final float[] tmpOut = _tmpOut;
\r
1809 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1811 // fat chance of having this loop unroll
\r
1812 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1813 // final float[] dp = d16[i];
\r
1814 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1817 (float) (((v1[14 + dvp] * d16[i][0]) + (v1[13 + dvp] * d16[i][1])
\r
1818 + (v1[12 + dvp] * d16[i][2]) + (v1[11 + dvp] * d16[i][3])
\r
1819 + (v1[10 + dvp] * d16[i][4]) + (v1[9 + dvp] * d16[i][5])
\r
1820 + (v1[8 + dvp] * d16[i][6]) + (v1[7 + dvp] * d16[i][7]) + (v1[6 + dvp] * d16[i][8])
\r
1821 + (v1[5 + dvp] * d16[i][9]) + (v1[4 + dvp] * d16[i][10])
\r
1822 + (v1[3 + dvp] * d16[i][11]) + (v1[2 + dvp] * d16[i][12])
\r
1823 + (v1[1 + dvp] * d16[i][13]) + (v1[0 + dvp] * d16[i][14]) + (v1[15 + dvp] * d16[i][15])) * scalefactor);
\r
1825 _tmpOut[i] = pcm_sample;
\r
1830 // final float[] vp = actual_v;
\r
1832 // int inc = v_inc;
\r
1833 // final float[] tmpOut = _tmpOut;
\r
1834 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1836 // fat chance of having this loop unroll
\r
1837 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1838 // final float[] dp = d16[i];
\r
1839 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1842 (float) (((v2[14 + dvp] * d16[i][0]) + (v2[13 + dvp] * d16[i][1])
\r
1843 + (v2[12 + dvp] * d16[i][2]) + (v2[11 + dvp] * d16[i][3])
\r
1844 + (v2[10 + dvp] * d16[i][4]) + (v2[9 + dvp] * d16[i][5])
\r
1845 + (v2[8 + dvp] * d16[i][6]) + (v2[7 + dvp] * d16[i][7]) + (v2[6 + dvp] * d16[i][8])
\r
1846 + (v2[5 + dvp] * d16[i][9]) + (v2[4 + dvp] * d16[i][10])
\r
1847 + (v2[3 + dvp] * d16[i][11]) + (v2[2 + dvp] * d16[i][12])
\r
1848 + (v2[1 + dvp] * d16[i][13]) + (v2[0 + dvp] * d16[i][14]) + (v2[15 + dvp] * d16[i][15])) * scalefactor);
\r
1850 _tmpOut[i] = pcm_sample;
\r
1858 private void compute_pcm_samples15() {
\r
1860 // final float[] vp = actual_v;
\r
1862 // int inc = v_inc;
\r
1863 // final float[] tmpOut = _tmpOut;
\r
1864 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1866 // fat chance of having this loop unroll
\r
1867 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1868 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1869 // final float d16[i][] = d16[i];
\r
1871 (float) (((v1[15 + dvp] * d16[i][0]) + (v1[14 + dvp] * d16[i][1])
\r
1872 + (v1[13 + dvp] * d16[i][2]) + (v1[12 + dvp] * d16[i][3])
\r
1873 + (v1[11 + dvp] * d16[i][4]) + (v1[10 + dvp] * d16[i][5])
\r
1874 + (v1[9 + dvp] * d16[i][6]) + (v1[8 + dvp] * d16[i][7]) + (v1[7 + dvp] * d16[i][8])
\r
1875 + (v1[6 + dvp] * d16[i][9]) + (v1[5 + dvp] * d16[i][10])
\r
1876 + (v1[4 + dvp] * d16[i][11]) + (v1[3 + dvp] * d16[i][12])
\r
1877 + (v1[2 + dvp] * d16[i][13]) + (v1[1 + dvp] * d16[i][14]) + (v1[0 + dvp] * d16[i][15])) * scalefactor);
\r
1879 _tmpOut[i] = pcm_sample;
\r
1883 // final float[] vp = actual_v;
\r
1885 // int inc = v_inc;
\r
1886 // final float[] tmpOut = _tmpOut;
\r
1887 @LOC("THIS,SynthesisFilter.NEWV") int dvp = 0;
\r
1889 // fat chance of having this loop unroll
\r
1890 for (@LOC("THIS,SynthesisFilter.NEWV") int i = 0; i < 32; i++) {
\r
1891 @LOC("THIS,SynthesisFilter.V2") float pcm_sample;
\r
1892 // final float d16[i][] = d16[i];
\r
1894 (float) (((v2[15 + dvp] * d16[i][0]) + (v2[14 + dvp] * d16[i][1])
\r
1895 + (v2[13 + dvp] * d16[i][2]) + (v2[12 + dvp] * d16[i][3])
\r
1896 + (v2[11 + dvp] * d16[i][4]) + (v2[10 + dvp] * d16[i][5])
\r
1897 + (v2[9 + dvp] * d16[i][6]) + (v2[8 + dvp] * d16[i][7]) + (v2[7 + dvp] * d16[i][8])
\r
1898 + (v2[6 + dvp] * d16[i][9]) + (v2[5 + dvp] * d16[i][10])
\r
1899 + (v2[4 + dvp] * d16[i][11]) + (v2[3 + dvp] * d16[i][12])
\r
1900 + (v2[2 + dvp] * d16[i][13]) + (v2[1 + dvp] * d16[i][14]) + (v2[0 + dvp] * d16[i][15])) * scalefactor);
\r
1902 _tmpOut[i] = pcm_sample;
\r
1909 private void compute_pcm_samples() {
\r
1911 switch (actual_write_pos) {
\r
1913 compute_pcm_samples0();
\r
1916 compute_pcm_samples1();
\r
1919 compute_pcm_samples2();
\r
1922 compute_pcm_samples3();
\r
1925 compute_pcm_samples4();
\r
1928 compute_pcm_samples5();
\r
1931 compute_pcm_samples6();
\r
1934 compute_pcm_samples7();
\r
1937 compute_pcm_samples8();
\r
1940 compute_pcm_samples9();
\r
1943 compute_pcm_samples10();
\r
1946 compute_pcm_samples11();
\r
1949 compute_pcm_samples12();
\r
1952 compute_pcm_samples13();
\r
1955 compute_pcm_samples14();
\r
1958 compute_pcm_samples15();
\r
1962 // if (buffer != null) {
\r
1963 // buffer.appendSamples(channel, _tmpOut);
\r
1965 SampleBufferWrapper.appendSamples(channel, _tmpOut);
\r
1968 * // MDM: I was considering putting in quality control for // low-spec
\r
1969 * CPUs, but the performance gain (about 10-15%) // did not justify the
\r
1970 * considerable drop in audio quality. switch (inc) { case 16:
\r
1971 * buffer.appendSamples(channel, tmpOut); break; case 32: for (int i=0;
\r
1972 * i<16; i++) { buffer.append(channel, (short)tmpOut[i]);
\r
1973 * buffer.append(channel, (short)tmpOut[i]); } break; case 64: for (int i=0;
\r
1974 * i<8; i++) { buffer.append(channel, (short)tmpOut[i]);
\r
1975 * buffer.append(channel, (short)tmpOut[i]); buffer.append(channel,
\r
1976 * (short)tmpOut[i]); buffer.append(channel, (short)tmpOut[i]); } break;
\r
1982 @LATTICE("THIS<C,C*,THISLOC=THIS")
\r
1983 public void clear() {
\r
1984 // clear out v1,v2
\r
1985 SSJAVA.arrayinit(v1, 0);
\r
1986 SSJAVA.arrayinit(v2, 0);
\r
1987 // copy previous v1,v2
\r
1988 for (@LOC("THIS,SynthesisFilter.V") int i = 0; i < prev1.length; i++) {
\r
1991 for (@LOC("THIS,SynthesisFilter.V") int i = 0; i < prev2.length; i++) {
\r
1994 // clear out previous buffer
\r
1995 SSJAVA.arrayinit(prev1, 0);
\r
1996 SSJAVA.arrayinit(prev2, 0);
\r
2000 * Calculate 32 PCM samples and put the into the Obuffer-object.
\r
2003 public void calculate_pcm_samples() {
\r
2006 compute_new_v1_v2();
\r
2008 compute_new_v2_v1();
\r
2011 // System.out.println("1.actual_v=" + (actual_v == v1) + " vidx=" + vidx);
\r
2012 // compute_new_v();
\r
2013 // System.out.println("2.actual_v=" + (actual_v == v1) + " vidx=" + vidx);
\r
2014 compute_pcm_samples();
\r
2015 // System.out.println("3.actual_v=" + (actual_v == v1) + " vidx=" + vidx);
\r
2017 actual_write_pos = (actual_write_pos + 1) & 0xf;
\r
2018 // System.out.println("actual_write_pos="+actual_write_pos);
\r
2019 // actual_v = (actual_v == v1) ? v2 : v1;
\r
2027 // initialize samples[]:
\r
2028 // for (register float *floatp = samples + 32; floatp > samples; )
\r
2029 // *--floatp = 0.0f;
\r
2031 // MDM: this may not be necessary. The Layer III decoder always
\r
2032 // outputs 32 subband samples, but I haven't checked layer I & II.
\r
2033 for (@LOC("C") int p = 0; p < 32; p++)
\r
2034 samples[p] = 0.0f;
\r
2037 private static final double MY_PI = 3.14159265358979323846;
\r
2038 private static final float cos1_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI / 64.0)));
\r
2039 private static final float cos3_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 3.0 / 64.0)));
\r
2040 private static final float cos5_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 5.0 / 64.0)));
\r
2041 private static final float cos7_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 7.0 / 64.0)));
\r
2042 private static final float cos9_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 9.0 / 64.0)));
\r
2043 private static final float cos11_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 11.0 / 64.0)));
\r
2044 private static final float cos13_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 13.0 / 64.0)));
\r
2045 private static final float cos15_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 15.0 / 64.0)));
\r
2046 private static final float cos17_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 17.0 / 64.0)));
\r
2047 private static final float cos19_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 19.0 / 64.0)));
\r
2048 private static final float cos21_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 21.0 / 64.0)));
\r
2049 private static final float cos23_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 23.0 / 64.0)));
\r
2050 private static final float cos25_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 25.0 / 64.0)));
\r
2051 private static final float cos27_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 27.0 / 64.0)));
\r
2052 private static final float cos29_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 29.0 / 64.0)));
\r
2053 private static final float cos31_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 31.0 / 64.0)));
\r
2054 private static final float cos1_32 = (float) (1.0 / (2.0 * Math.cos(MY_PI / 32.0)));
\r
2055 private static final float cos3_32 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 3.0 / 32.0)));
\r
2056 private static final float cos5_32 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 5.0 / 32.0)));
\r
2057 private static final float cos7_32 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 7.0 / 32.0)));
\r
2058 private static final float cos9_32 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 9.0 / 32.0)));
\r
2059 private static final float cos11_32 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 11.0 / 32.0)));
\r
2060 private static final float cos13_32 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 13.0 / 32.0)));
\r
2061 private static final float cos15_32 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 15.0 / 32.0)));
\r
2062 private static final float cos1_16 = (float) (1.0 / (2.0 * Math.cos(MY_PI / 16.0)));
\r
2063 private static final float cos3_16 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 3.0 / 16.0)));
\r
2064 private static final float cos5_16 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 5.0 / 16.0)));
\r
2065 private static final float cos7_16 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 7.0 / 16.0)));
\r
2066 private static final float cos1_8 = (float) (1.0 / (2.0 * Math.cos(MY_PI / 8.0)));
\r
2067 private static final float cos3_8 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 3.0 / 8.0)));
\r
2068 private static final float cos1_4 = (float) (1.0 / (2.0 * Math.cos(MY_PI / 4.0)));
\r
2070 // Note: These values are not in the same order
\r
2071 // as in Annex 3-B.3 of the ISO/IEC DIS 11172-3
\r
2072 // private float d[] = {0.000000000, -4.000442505};
\r
2075 * d[] split into subarrays of length 16. This provides for more faster access
\r
2076 * by allowing a block of 16 to be addressed with constant offset.
\r
2080 private final static float d16[][] = null;
\r
2083 * Converts a 1D array into a number of smaller arrays. This is used to
\r
2084 * achieve offset + constant indexing into an array. Each sub-array represents
\r
2085 * a block of values of the original array.
\r
2088 * The array to split up into blocks.
\r
2089 * @param blockSize
\r
2090 * The size of the blocks to split the array into. This must be an
\r
2091 * exact divisor of the length of the array, or some data will be
\r
2092 * lost from the main array.
\r
2094 * @return An array of arrays in which each element in the returned array will
\r
2095 * be of length <code>blockSize</code>.
\r
2097 static private float[][] splitArray(final float[] array, final int blockSize) {
\r
2098 int size = array.length / blockSize;
\r
2099 float[][] split = new float[size][];
\r
2100 for (int i = 0; i < size; i++) {
\r
2101 split[i] = subArray(array, i * blockSize, blockSize);
\r
2107 * Returns a subarray of an existing array.
\r
2110 * The array to retrieve a subarra from.
\r
2112 * The offset in the array that corresponds to the first index of the
\r
2115 * The number of indeces in the subarray.
\r
2116 * @return The subarray, which may be of length 0.
\r
2118 static private float[] subArray(final float[] array, final int offs, int len) {
\r
2119 if (offs + len > array.length) {
\r
2120 len = array.length - offs;
\r
2126 float[] subarray = new float[len];
\r
2127 for (int i = 0; i < len; i++) {
\r
2128 subarray[i] = array[offs + i];
\r
2134 // The original data for d[]. This data is loaded from a file
\r
2135 // to reduce the overall package size and to improve performance.
\r
2137 static final float d[] = { 0.000000000f, -0.000442505f, 0.003250122f, -0.007003784f,
\r
2138 0.031082153f, -0.078628540f, 0.100311279f, -0.572036743f, 1.144989014f, 0.572036743f,
\r
2139 0.100311279f, 0.078628540f, 0.031082153f, 0.007003784f, 0.003250122f, 0.000442505f,
\r
2140 -0.000015259f, -0.000473022f, 0.003326416f, -0.007919312f, 0.030517578f, -0.084182739f,
\r
2141 0.090927124f, -0.600219727f, 1.144287109f, 0.543823242f, 0.108856201f, 0.073059082f,
\r
2142 0.031478882f, 0.006118774f, 0.003173828f, 0.000396729f, -0.000015259f, -0.000534058f,
\r
2143 0.003387451f, -0.008865356f, 0.029785156f, -0.089706421f, 0.080688477f, -0.628295898f,
\r
2144 1.142211914f, 0.515609741f, 0.116577148f, 0.067520142f, 0.031738281f, 0.005294800f,
\r
2145 0.003082275f, 0.000366211f, -0.000015259f, -0.000579834f, 0.003433228f, -0.009841919f,
\r
2146 0.028884888f, -0.095169067f, 0.069595337f, -0.656219482f, 1.138763428f, 0.487472534f,
\r
2147 0.123474121f, 0.061996460f, 0.031845093f, 0.004486084f, 0.002990723f, 0.000320435f,
\r
2148 -0.000015259f, -0.000625610f, 0.003463745f, -0.010848999f, 0.027801514f, -0.100540161f,
\r
2149 0.057617188f, -0.683914185f, 1.133926392f, 0.459472656f, 0.129577637f, 0.056533813f,
\r
2150 0.031814575f, 0.003723145f, 0.002899170f, 0.000289917f, -0.000015259f, -0.000686646f,
\r
2151 0.003479004f, -0.011886597f, 0.026535034f, -0.105819702f, 0.044784546f, -0.711318970f,
\r
2152 1.127746582f, 0.431655884f, 0.134887695f, 0.051132202f, 0.031661987f, 0.003005981f,
\r
2153 0.002792358f, 0.000259399f, -0.000015259f, -0.000747681f, 0.003479004f, -0.012939453f,
\r
2154 0.025085449f, -0.110946655f, 0.031082153f, -0.738372803f, 1.120223999f, 0.404083252f,
\r
2155 0.139450073f, 0.045837402f, 0.031387329f, 0.002334595f, 0.002685547f, 0.000244141f,
\r
2156 -0.000030518f, -0.000808716f, 0.003463745f, -0.014022827f, 0.023422241f, -0.115921021f,
\r
2157 0.016510010f, -0.765029907f, 1.111373901f, 0.376800537f, 0.143264771f, 0.040634155f,
\r
2158 0.031005859f, 0.001693726f, 0.002578735f, 0.000213623f, -0.000030518f, -0.000885010f,
\r
2159 0.003417969f, -0.015121460f, 0.021575928f, -0.120697021f, 0.001068115f, -0.791213989f,
\r
2160 1.101211548f, 0.349868774f, 0.146362305f, 0.035552979f, 0.030532837f, 0.001098633f,
\r
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2162 0.019531250f, -0.125259399f, -0.015228271f, -0.816864014f, 1.089782715f, 0.323318481f,
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2163 0.148773193f, 0.030609131f, 0.029937744f, 0.000549316f, 0.002349854f, 0.000167847f,
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2166 0.029281616f, 0.000030518f, 0.002243042f, 0.000152588f, -0.000045776f, -0.001113892f,
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2167 0.003173828f, -0.018463135f, 0.014801025f, -0.133590698f, -0.050354004f, -0.866363525f,
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2168 1.063217163f, 0.271591187f, 0.151596069f, 0.021179199f, 0.028533936f, -0.000442505f,
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2169 0.002120972f, 0.000137329f, -0.000045776f, -0.001205444f, 0.003051758f, -0.019577026f,
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2170 0.012115479f, -0.137298584f, -0.069168091f, -0.890090942f, 1.048156738f, 0.246505737f,
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2171 0.152069092f, 0.016708374f, 0.027725220f, -0.000869751f, 0.002014160f, 0.000122070f,
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2172 -0.000061035f, -0.001296997f, 0.002883911f, -0.020690918f, 0.009231567f, -0.140670776f,
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2177 0.001785278f, 0.000106812f, -0.000076294f, -0.001480103f, 0.002487183f, -0.022857666f,
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2178 0.002822876f, -0.146255493f, -0.130310059f, -0.956481934f, 0.996246338f, 0.174789429f,
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2192 0.890090942f, 0.069168091f, 0.137298584f, -0.012115479f, 0.019577026f, -0.003051758f,
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2193 0.001205444f, 0.000045776f, -0.000137329f, -0.002120972f, 0.000442505f, -0.028533936f,
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2198 0.017349243f, -0.003280640f, 0.001037598f, 0.000030518f, -0.000167847f, -0.002349854f,
\r
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2200 0.816864014f, 0.015228271f, 0.125259399f, -0.019531250f, 0.016235352f, -0.003372192f,
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2201 0.000961304f, 0.000030518f, -0.000198364f, -0.002456665f, -0.001098633f, -0.030532837f,
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2203 0.120697021f, -0.021575928f, 0.015121460f, -0.003417969f, 0.000885010f, 0.000030518f,
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2206 0.014022827f, -0.003463745f, 0.000808716f, 0.000030518f, -0.000244141f, -0.002685547f,
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2208 0.738372803f, -0.031082153f, 0.110946655f, -0.025085449f, 0.012939453f, -0.003479004f,
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2209 0.000747681f, 0.000015259f, -0.000259399f, -0.002792358f, -0.003005981f, -0.031661987f,
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2211 0.105819702f, -0.026535034f, 0.011886597f, -0.003479004f, 0.000686646f, 0.000015259f,
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2214 0.010848999f, -0.003463745f, 0.000625610f, 0.000015259f, -0.000320435f, -0.002990723f,
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2216 0.656219482f, -0.069595337f, 0.095169067f, -0.028884888f, 0.009841919f, -0.003433228f,
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2217 0.000579834f, 0.000015259f, -0.000366211f, -0.003082275f, -0.005294800f, -0.031738281f,
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2219 0.089706421f, -0.029785156f, 0.008865356f, -0.003387451f, 0.000534058f, 0.000015259f,
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2222 0.007919312f, -0.003326416f, 0.000473022f, 0.000015259f };
\r