From 9fee0ec4ca0c5b7a334cc29dbb58e76c7a4c736e Mon Sep 17 00:00:00 2001 From: Michiel Van Der Kolk Date: Mon, 11 Jul 2005 15:42:37 +0000 Subject: Songdb java version, source. only 1.5 compatible git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7101 a1c6a512-1295-4272-9138-f99709370657 --- songdbj/com/jcraft/jorbis/PsyLook.java | 187 +++++++++++++++++++++++++++++++++ 1 file changed, 187 insertions(+) create mode 100644 songdbj/com/jcraft/jorbis/PsyLook.java (limited to 'songdbj/com/jcraft/jorbis/PsyLook.java') diff --git a/songdbj/com/jcraft/jorbis/PsyLook.java b/songdbj/com/jcraft/jorbis/PsyLook.java new file mode 100644 index 0000000000..9da85edfb1 --- /dev/null +++ b/songdbj/com/jcraft/jorbis/PsyLook.java @@ -0,0 +1,187 @@ +/* JOrbis + * Copyright (C) 2000 ymnk, JCraft,Inc. + * + * Written by: 2000 ymnk + * + * Many thanks to + * Monty and + * The XIPHOPHORUS Company http://www.xiph.org/ . + * JOrbis has been based on their awesome works, Vorbis codec. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public License + * as published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +package com.jcraft.jorbis; + +class PsyLook { + int n; + PsyInfo vi; + + float[][][] tonecurves; + float[][] peakatt; + float[][][] noisecurves; + + float[] ath; + int[] octave; + + void init(PsyInfo vi, int n, int rate){ + /* + float rate2=rate/2.; + //memset(p,0,sizeof(vorbis_look_psy)); + ath=new float[n]; + octave=new int[n]; + this.vi=vi; + this.n=n; + + // set up the lookups for a given blocksize and sample rate + // Vorbis max sample rate is limited by 26 Bark (54kHz) + set_curve(ATH_Bark_dB, ath,n,rate); + for(int i=0;i12)oc=12; + octave[i]=oc; + } + + tonecurves=malloc(13*sizeof(float **)); + noisecurves=malloc(13*sizeof(float **)); + peakatt=malloc(7*sizeof(float *)); + for(int i=0;i<13;i++){ + tonecurves[i]=malloc(9*sizeof(float *)); + noisecurves[i]=malloc(9*sizeof(float *)); + } + for(i=0;i<7;i++) + peakatt[i]=malloc(5*sizeof(float)); + + for(i=0;i<13;i++){ + for(j=0;j<9;j++){ + tonecurves[i][j]=malloc(EHMER_MAX*sizeof(float)); + noisecurves[i][j]=malloc(EHMER_MAX*sizeof(float)); + } + } + + // OK, yeah, this was a silly way to do it + memcpy(tonecurves[0][2],tone_125_80dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[0][4],tone_125_80dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[0][6],tone_125_80dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[0][8],tone_125_100dB_SL,sizeof(float)*EHMER_MAX); + + memcpy(tonecurves[2][2],tone_250_40dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[2][4],tone_250_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[2][6],tone_250_80dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[2][8],tone_250_80dB_SL,sizeof(float)*EHMER_MAX); + + memcpy(tonecurves[4][2],tone_500_40dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[4][4],tone_500_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[4][6],tone_500_80dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[4][8],tone_500_100dB_SL,sizeof(float)*EHMER_MAX); + + memcpy(tonecurves[6][2],tone_1000_40dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[6][4],tone_1000_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[6][6],tone_1000_80dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[6][8],tone_1000_100dB_SL,sizeof(float)*EHMER_MAX); + + memcpy(tonecurves[8][2],tone_2000_40dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[8][4],tone_2000_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[8][6],tone_2000_80dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[8][8],tone_2000_100dB_SL,sizeof(float)*EHMER_MAX); + + memcpy(tonecurves[10][2],tone_4000_40dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[10][4],tone_4000_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[10][6],tone_4000_80dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[10][8],tone_4000_100dB_SL,sizeof(float)*EHMER_MAX); + + memcpy(tonecurves[12][2],tone_4000_40dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[12][4],tone_4000_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[12][6],tone_8000_80dB_SL,sizeof(float)*EHMER_MAX); + memcpy(tonecurves[12][8],tone_8000_100dB_SL,sizeof(float)*EHMER_MAX); + + + memcpy(noisecurves[0][2],noise_500_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[0][4],noise_500_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[0][6],noise_500_80dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[0][8],noise_500_80dB_SL,sizeof(float)*EHMER_MAX); + + memcpy(noisecurves[2][2],noise_500_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[2][4],noise_500_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[2][6],noise_500_80dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[2][8],noise_500_80dB_SL,sizeof(float)*EHMER_MAX); + + memcpy(noisecurves[4][2],noise_500_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[4][4],noise_500_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[4][6],noise_500_80dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[4][8],noise_500_80dB_SL,sizeof(float)*EHMER_MAX); + + memcpy(noisecurves[6][2],noise_1000_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[6][4],noise_1000_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[6][6],noise_1000_80dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[6][8],noise_1000_80dB_SL,sizeof(float)*EHMER_MAX); + + memcpy(noisecurves[8][2],noise_2000_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[8][4],noise_2000_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[8][6],noise_2000_80dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[8][8],noise_2000_80dB_SL,sizeof(float)*EHMER_MAX); + + memcpy(noisecurves[10][2],noise_4000_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[10][4],noise_4000_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[10][6],noise_4000_80dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[10][8],noise_4000_80dB_SL,sizeof(float)*EHMER_MAX); + + memcpy(noisecurves[12][2],noise_4000_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[12][4],noise_4000_60dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[12][6],noise_4000_80dB_SL,sizeof(float)*EHMER_MAX); + memcpy(noisecurves[12][8],noise_4000_80dB_SL,sizeof(float)*EHMER_MAX); + + setup_curve(tonecurves[0],0,vi.toneatt_125Hz); + setup_curve(tonecurves[2],2,vi.toneatt_250Hz); + setup_curve(tonecurves[4],4,vi.toneatt_500Hz); + setup_curve(tonecurves[6],6,vi.toneatt_1000Hz); + setup_curve(tonecurves[8],8,vi.toneatt_2000Hz); + setup_curve(tonecurves[10],10,vi.toneatt_4000Hz); + setup_curve(tonecurves[12],12,vi.toneatt_8000Hz); + + setup_curve(noisecurves[0],0,vi.noiseatt_125Hz); + setup_curve(noisecurves[2],2,vi.noiseatt_250Hz); + setup_curve(noisecurves[4],4,vi.noiseatt_500Hz); + setup_curve(noisecurves[6],6,vi.noiseatt_1000Hz); + setup_curve(noisecurves[8],8,vi.noiseatt_2000Hz); + setup_curve(noisecurves[10],10,vi.noiseatt_4000Hz); + setup_curve(noisecurves[12],12,vi.noiseatt_8000Hz); + + for(i=1;i<13;i+=2){ + for(j=0;j<9;j++){ + interp_curve_dB(tonecurves[i][j], + tonecurves[i-1][j], + tonecurves[i+1][j],.5); + interp_curve_dB(noisecurves[i][j], + noisecurves[i-1][j], + noisecurves[i+1][j],.5); + } + } + for(i=0;i<5;i++){ + peakatt[0][i]=fromdB(vi.peakatt_125Hz[i]); + peakatt[1][i]=fromdB(vi.peakatt_250Hz[i]); + peakatt[2][i]=fromdB(vi.peakatt_500Hz[i]); + peakatt[3][i]=fromdB(vi.peakatt_1000Hz[i]); + peakatt[4][i]=fromdB(vi.peakatt_2000Hz[i]); + peakatt[5][i]=fromdB(vi.peakatt_4000Hz[i]); + peakatt[6][i]=fromdB(vi.peakatt_8000Hz[i]); + } + */ + } +} -- cgit v1.2.3