package mp3;
public class Presets {
Lame lame;
public final void setModules(Lame lame) {
this.lame = lame;
}
/**
*
* Switch mappings for VBR mode VBR_RH
* vbr_q qcomp_l qcomp_s expY st_lrm st_s mask adj_l adj_s ath_lower ath_curve ath_sens interChR safejoint sfb21mod msfix
*
*/
private static final VBRPresets vbr_old_switch_map[] = {
new VBRPresets(0, 9, 9, 0, 5.20f, 125.0f, -4.2f, -6.3f, 4.8f, 1f, 0f, 0f, 2, 21, 0.97f),
new VBRPresets(1, 9, 9, 0, 5.30f, 125.0f, -3.6f, -5.6f, 4.5f, 1.5f, 0f, 0f, 2, 21, 1.35f),
new VBRPresets(2, 9, 9, 0, 5.60f, 125.0f, -2.2f, -3.5f, 2.8f, 2f, 0f, 0f, 2, 21, 1.49f),
new VBRPresets(3, 9, 9, 1, 5.80f, 130.0f, -1.8f, -2.8f, 2.6f, 3f, -4f, 0f, 2, 20, 1.64f),
new VBRPresets(4, 9, 9, 1, 6.00f, 135.0f, -0.7f, -1.1f, 1.1f, 3.5f, -8f, 0f, 2, 0, 1.79f),
new VBRPresets(5, 9, 9, 1, 6.40f, 140.0f, 0.5f, 0.4f, -7.5f, 4f, -12f, 0.0002f, 0, 0, 1.95f),
new VBRPresets(6, 9, 9, 1, 6.60f, 145.0f, 0.67f, 0.65f, -14.7f, 6.5f, -19f, 0.0004f, 0, 0, 2.30f),
new VBRPresets(7, 9, 9, 1, 6.60f, 145.0f, 0.8f, 0.75f, -19.7f, 8f, -22f, 0.0006f, 0, 0, 2.70f),
new VBRPresets(8, 9, 9, 1, 6.60f, 145.0f, 1.2f, 1.15f, -27.5f, 10f, -23f, 0.0007f, 0, 0, 0f ),
new VBRPresets(9, 9, 9, 1, 6.60f, 145.0f, 1.6f, 1.6f, -36f, 11f, -25f, 0.0008f, 0, 0, 0f ),
new VBRPresets(10, 9, 9, 1, 6.60f, 145.0f, 2.0f, 2.0f, -36f, 12f, -25f, 0.0008f, 0, 0, 0f )
};
/**
*
* vbr_q qcomp_l qcomp_s expY st_lrm st_s mask adj_l adj_s ath_lower ath_curve ath_sens interChR safejoint sfb21mod msfix
*
*/
private static final VBRPresets vbr_psy_switch_map[] = {
new VBRPresets(0, 9, 9, 0, 4.20f, 25.0f, -7.0f, -4.0f, 7.5f, 1f, 0f, 0f, 2, 26, 0.97f),
new VBRPresets(1, 9, 9, 0, 4.20f, 25.0f, -5.6f, -3.6f, 4.5f, 1.5f, 0f, 0f, 2, 21, 1.35f),
new VBRPresets(2, 9, 9, 0, 4.20f, 25.0f, -4.4f, -1.8f, 2f, 2f, 0f, 0f, 2, 18, 1.49f),
new VBRPresets(3, 9, 9, 1, 4.20f, 25.0f, -3.4f, -1.25f, 1.1f, 3f, -4f, 0f, 2, 15, 1.64f),
new VBRPresets(4, 9, 9, 1, 4.20f, 25.0f, -2.2f, 0.1f, 0f, 3.5f, -8f, 0f, 2, 0, 1.79f),
new VBRPresets(5, 9, 9, 1, 4.20f, 25.0f, -1.0f, 1.65f, -7.7f, 4f, -12f, 0.0002f, 0, 0, 1.95f),
new VBRPresets(6, 9, 9, 1, 4.20f, 25.0f, -0.0f, 2.47f, -7.7f, 6.5f, -19f, 0.0004f, 0, 0, 2f ),
new VBRPresets(7, 9, 9, 1, 4.20f, 25.0f, 0.5f, 2.0f, -14.5f, 8f, -22f, 0.0006f, 0, 0, 2f ),
new VBRPresets(8, 9, 9, 1, 4.20f, 25.0f, 1.0f, 2.4f, -22.0f, 10f, -23f, 0.0007f, 0, 0, 2f ),
new VBRPresets(9, 9, 9, 1, 4.20f, 25.0f, 1.5f, 2.95f, -30.0f, 11f, -25f, 0.0008f, 0, 0, 2f ),
new VBRPresets(10, 9, 9, 1, 4.20f, 25.0f, 2.0f, 2.95f, -36.0f, 12f, -30f, 0.0008f, 0, 0, 2f )
};
private void apply_vbr_preset(final LameGlobalFlags gfp, final int a,
final int enforce) {
final VBRPresets[] vbr_preset = gfp.VBR == VbrMode.vbr_rh ? vbr_old_switch_map
: vbr_psy_switch_map;
float x = gfp.VBR_q_frac;
VBRPresets p = vbr_preset[a];
VBRPresets q = vbr_preset[a + 1];
final VBRPresets set = p;
// NOOP(vbr_q);
// NOOP(quant_comp);
// NOOP(quant_comp_s);
// NOOP(expY);
p.st_lrm = p.st_lrm + x * (q.st_lrm - p.st_lrm);
// LERP(st_lrm);
p.st_s = p.st_s + x * (q.st_s - p.st_s);
// LERP(st_s);
p.masking_adj = p.masking_adj + x * (q.masking_adj - p.masking_adj);
// LERP(masking_adj);
p.masking_adj_short = p.masking_adj_short + x
* (q.masking_adj_short - p.masking_adj_short);
// LERP(masking_adj_short);
p.ath_lower = p.ath_lower + x * (q.ath_lower - p.ath_lower);
// LERP(ath_lower);
p.ath_curve = p.ath_curve + x * (q.ath_curve - p.ath_curve);
// LERP(ath_curve);
p.ath_sensitivity = p.ath_sensitivity + x
* (q.ath_sensitivity - p.ath_sensitivity);
// LERP(ath_sensitivity);
p.interch = p.interch + x * (q.interch - p.interch);
// LERP(interch);
// NOOP(safejoint);
// NOOP(sfb21mod);
p.msfix = p.msfix + x * (q.msfix - p.msfix);
// LERP(msfix);
lame_set_VBR_q(gfp, set.vbr_q);
if (enforce != 0)
gfp.quant_comp = set.quant_comp;
else if (!(Math.abs(gfp.quant_comp - -1) > 0))
gfp.quant_comp = set.quant_comp;
// SET_OPTION(quant_comp, set.quant_comp, -1);
if (enforce != 0)
gfp.quant_comp_short = set.quant_comp_s;
else if (!(Math.abs(gfp.quant_comp_short - -1) > 0))
gfp.quant_comp_short = set.quant_comp_s;
// SET_OPTION(quant_comp_short, set.quant_comp_s, -1);
if (set.expY != 0) {
gfp.experimentalY = set.expY != 0;
}
if (enforce != 0)
gfp.internal_flags.nsPsy.attackthre = set.st_lrm;
else if (!(Math.abs(gfp.internal_flags.nsPsy.attackthre - -1) > 0))
gfp.internal_flags.nsPsy.attackthre = set.st_lrm;
// SET_OPTION(short_threshold_lrm, set.st_lrm, -1);
if (enforce != 0)
gfp.internal_flags.nsPsy.attackthre_s = set.st_s;
else if (!(Math.abs(gfp.internal_flags.nsPsy.attackthre_s - -1) > 0))
gfp.internal_flags.nsPsy.attackthre_s = set.st_s;
// SET_OPTION(short_threshold_s, set.st_s, -1);
if (enforce != 0)
gfp.maskingadjust = set.masking_adj;
else if (!(Math.abs(gfp.maskingadjust - 0) > 0))
gfp.maskingadjust = set.masking_adj;
// SET_OPTION(maskingadjust, set.masking_adj, 0);
if (enforce != 0)
gfp.maskingadjust_short = set.masking_adj_short;
else if (!(Math.abs(gfp.maskingadjust_short - 0) > 0))
gfp.maskingadjust_short = set.masking_adj_short;
// SET_OPTION(maskingadjust_short, set.masking_adj_short, 0);
if (enforce != 0)
gfp.ATHlower = -set.ath_lower / 10.0f;
else if (!(Math.abs((-gfp.ATHlower * 10.0) - 0) > 0))
gfp.ATHlower = -set.ath_lower / 10.0f;
// SET_OPTION(ATHlower, set.ath_lower, 0);
if (enforce != 0)
gfp.ATHcurve = set.ath_curve;
else if (!(Math.abs(gfp.ATHcurve - -1) > 0))
gfp.ATHcurve = set.ath_curve;
// SET_OPTION(ATHcurve, set.ath_curve, -1);
if (enforce != 0)
gfp.athaa_sensitivity = set.ath_sensitivity;
else if (!(Math.abs(gfp.athaa_sensitivity - -1) > 0))
gfp.athaa_sensitivity = set.ath_sensitivity;
// SET_OPTION(athaa_sensitivity, set.ath_sensitivity, 0);
if (set.interch > 0) {
if (enforce != 0)
gfp.interChRatio = set.interch;
else if (!(Math.abs(gfp.interChRatio - -1) > 0))
gfp.interChRatio = set.interch;
// SET_OPTION(interChRatio, set.interch, -1);
}
/* parameters for which there is no proper set/get interface */
if (set.safejoint > 0) {
gfp.exp_nspsytune = gfp.exp_nspsytune | set.safejoint;
}
if (set.sfb21mod > 0) {
gfp.exp_nspsytune = gfp.exp_nspsytune | (set.sfb21mod << 20);
}
if (enforce != 0)
gfp.msfix = set.msfix;
else if (!(Math.abs(gfp.msfix - -1) > 0))
gfp.msfix = set.msfix;
// SET_OPTION(msfix, set.msfix, -1);
if (enforce == 0) {
gfp.VBR_q = a;
gfp.VBR_q_frac = x;
}
}
/**
*
* Switch mappings for ABR mode
*
* kbps quant q_s safejoint nsmsfix st_lrm st_s ns-bass scale msk ath_lwr ath_curve interch , sfscale
*
*/
private static final ABRPresets abr_switch_map[] = {
new ABRPresets( 8, 9, 9, 0, 0f, 6.60f, 145f, 0f, 0.95f, 0f, -30.0f, 11f, 0.0012f, 1), /* 8, impossible to use in stereo */
new ABRPresets( 16, 9, 9, 0, 0f, 6.60f, 145f, 0f, 0.95f, 0f, -25.0f, 11f, 0.0010f, 1), /* 16 */
new ABRPresets( 24, 9, 9, 0, 0f, 6.60f, 145f, 0f, 0.95f, 0f, -20.0f, 11f, 0.0010f, 1), /* 24 */
new ABRPresets( 32, 9, 9, 0, 0f, 6.60f, 145f, 0f, 0.95f, 0f, -15.0f, 11f, 0.0010f, 1), /* 32 */
new ABRPresets( 40, 9, 9, 0, 0f, 6.60f, 145f, 0f, 0.95f, 0f, -10.0f, 11f, 0.0009f, 1), /* 40 */
new ABRPresets( 48, 9, 9, 0, 0f, 6.60f, 145f, 0f, 0.95f, 0f, -10.0f, 11f, 0.0009f, 1), /* 48 */
new ABRPresets( 56, 9, 9, 0, 0f, 6.60f, 145f, 0f, 0.95f, 0f, -6.0f, 11f, 0.0008f, 1), /* 56 */
new ABRPresets( 64, 9, 9, 0, 0f, 6.60f, 145f, 0f, 0.95f, 0f, -2.0f, 11f, 0.0008f, 1), /* 64 */
new ABRPresets( 80, 9, 9, 0, 0f, 6.60f, 145f, 0f, 0.95f, 0f, .0f, 8f, 0.0007f, 1), /* 80 */
new ABRPresets( 96, 9, 9, 0, 2.50f, 6.60f, 145f, 0f, 0.95f, 0f, 1.0f, 5.5f, 0.0006f, 1), /* 96 */
new ABRPresets(112, 9, 9, 0, 2.25f, 6.60f, 145f, 0f, 0.95f, 0f, 2.0f, 4.5f, 0.0005f, 1), /* 112 */
new ABRPresets(128, 9, 9, 0, 1.95f, 6.40f, 140f, 0f, 0.95f, 0f, 3.0f, 4f, 0.0002f, 1), /* 128 */
new ABRPresets(160, 9, 9, 1, 1.79f, 6.00f, 135f, 0f, 0.95f, -2f, 5.0f, 3.5f, 0f, 1), /* 160 */
new ABRPresets(192, 9, 9, 1, 1.49f, 5.60f, 125f, 0f, 0.97f, -4f, 7.0f, 3f, 0f, 0), /* 192 */
new ABRPresets(224, 9, 9, 1, 1.25f, 5.20f, 125f, 0f, 0.98f, -6f, 9.0f, 2f, 0f, 0), /* 224 */
new ABRPresets(256, 9, 9, 1, 0.97f, 5.20f, 125f, 0f, 1.00f, -8f, 10.0f, 1f, 0f, 0), /* 256 */
new ABRPresets(320, 9, 9, 1, 0.90f, 5.20f, 125f, 0f, 1.00f, -10f, 12.0f, 0f, 0f, 0) /* 320 */
};
private int apply_abr_preset(final LameGlobalFlags gfp, final int preset,
final int enforce) {
/* Variables for the ABR stuff */
int actual_bitrate = preset;
int r = lame.nearestBitrateFullIndex(preset);
gfp.VBR = VbrMode.vbr_abr;
gfp.VBR_mean_bitrate_kbps = actual_bitrate;
gfp.VBR_mean_bitrate_kbps = Math.min(gfp.VBR_mean_bitrate_kbps, 320);
gfp.VBR_mean_bitrate_kbps = Math.max(gfp.VBR_mean_bitrate_kbps, 8);
gfp.brate = gfp.VBR_mean_bitrate_kbps;
if (gfp.VBR_mean_bitrate_kbps > 320) {
gfp.disable_reservoir = true;
}
/* parameters for which there is no proper set/get interface */
if (abr_switch_map[r].safejoint > 0)
gfp.exp_nspsytune = gfp.exp_nspsytune | 2; /* safejoint */
if (abr_switch_map[r].sfscale > 0) {
gfp.internal_flags.noise_shaping = 2;
}
/* ns-bass tweaks */
if (Math.abs(abr_switch_map[r].nsbass) > 0) {
int k = (int) (abr_switch_map[r].nsbass * 4);
if (k < 0)
k += 64;
gfp.exp_nspsytune = gfp.exp_nspsytune | (k << 2);
}
if (enforce != 0)
gfp.quant_comp = abr_switch_map[r].quant_comp;
else if (!(Math.abs(gfp.quant_comp - -1) > 0))
gfp.quant_comp = abr_switch_map[r].quant_comp;
// SET_OPTION(quant_comp, abr_switch_map[r].quant_comp, -1);
if (enforce != 0)
gfp.quant_comp_short = abr_switch_map[r].quant_comp_s;
else if (!(Math.abs(gfp.quant_comp_short - -1) > 0))
gfp.quant_comp_short = abr_switch_map[r].quant_comp_s;
// SET_OPTION(quant_comp_short, abr_switch_map[r].quant_comp_s, -1);
if (enforce != 0)
gfp.msfix = abr_switch_map[r].nsmsfix;
else if (!(Math.abs(gfp.msfix - -1) > 0))
gfp.msfix = abr_switch_map[r].nsmsfix;
// SET_OPTION(msfix, abr_switch_map[r].nsmsfix, -1);
if (enforce != 0)
gfp.internal_flags.nsPsy.attackthre = abr_switch_map[r].st_lrm;
else if (!(Math.abs(gfp.internal_flags.nsPsy.attackthre - -1) > 0))
gfp.internal_flags.nsPsy.attackthre = abr_switch_map[r].st_lrm;
// SET_OPTION(short_threshold_lrm, abr_switch_map[r].st_lrm, -1);
if (enforce != 0)
gfp.internal_flags.nsPsy.attackthre_s = abr_switch_map[r].st_s;
else if (!(Math.abs(gfp.internal_flags.nsPsy.attackthre_s - -1) > 0))
gfp.internal_flags.nsPsy.attackthre_s = abr_switch_map[r].st_s;
// SET_OPTION(short_threshold_s, abr_switch_map[r].st_s, -1);
/*
* ABR seems to have big problems with clipping, especially at low
* bitrates
*/
/*
* so we compensate for that here by using a scale value depending on
* bitrate
*/
if (enforce != 0)
gfp.scale = abr_switch_map[r].scale;
else if (!(Math.abs(gfp.scale - -1) > 0))
gfp.scale = abr_switch_map[r].scale;
// SET_OPTION(scale, abr_switch_map[r].scale, -1);
if (enforce != 0)
gfp.maskingadjust = abr_switch_map[r].masking_adj;
else if (!(Math.abs(gfp.maskingadjust - 0) > 0))
gfp.maskingadjust = abr_switch_map[r].masking_adj;
// SET_OPTION(maskingadjust, abr_switch_map[r].masking_adj, 0);
if (abr_switch_map[r].masking_adj > 0) {
if (enforce != 0)
gfp.maskingadjust_short = (float) (abr_switch_map[r].masking_adj * .9);
else if (!(Math.abs(gfp.maskingadjust_short - 0) > 0))
gfp.maskingadjust_short = (float) (abr_switch_map[r].masking_adj * .9);
// SET_OPTION(maskingadjust_short, abr_switch_map[r].masking_adj *
// .9, 0);
} else {
if (enforce != 0)
gfp.maskingadjust_short = (float) (abr_switch_map[r].masking_adj * 1.1);
else if (!(Math.abs(gfp.maskingadjust_short - 0) > 0))
gfp.maskingadjust_short = (float) (abr_switch_map[r].masking_adj * 1.1);
// SET_OPTION(maskingadjust_short, abr_switch_map[r].masking_adj *
// 1.1, 0);
}
if (enforce != 0)
gfp.ATHlower = -abr_switch_map[r].ath_lower / 10.f;
else if (!(Math.abs((-gfp.ATHlower * 10.f) - 0) > 0))
gfp.ATHlower = -abr_switch_map[r].ath_lower / 10.f;
// SET_OPTION(ATHlower, abr_switch_map[r].ath_lower, 0);
if (enforce != 0)
gfp.ATHcurve = abr_switch_map[r].ath_curve;
else if (!(Math.abs(gfp.ATHcurve - -1) > 0))
gfp.ATHcurve = abr_switch_map[r].ath_curve;
// SET_OPTION(ATHcurve, abr_switch_map[r].ath_curve, -1);
if (enforce != 0)
gfp.interChRatio = abr_switch_map[r].interch;
else if (!(Math.abs(gfp.interChRatio - -1) > 0))
gfp.interChRatio = abr_switch_map[r].interch;
// SET_OPTION(interChRatio, abr_switch_map[r].interch, -1);
return preset;
}
public final int apply_preset(final LameGlobalFlags gfp, int preset,
final int enforce) {
/* translate legacy presets */
switch (preset) {
case Lame.R3MIX: {
preset = Lame.V3;
gfp.VBR = VbrMode.vbr_mtrh;
break;
}
case Lame.MEDIUM: {
preset = Lame.V4;
gfp.VBR = VbrMode.vbr_rh;
break;
}
case Lame.MEDIUM_FAST: {
preset = Lame.V4;
gfp.VBR = VbrMode.vbr_mtrh;
break;
}
case Lame.STANDARD: {
preset = Lame.V2;
gfp.VBR = VbrMode.vbr_rh;
break;
}
case Lame.STANDARD_FAST: {
preset = Lame.V2;
gfp.VBR = VbrMode.vbr_mtrh;
break;
}
case Lame.EXTREME: {
preset = Lame.V0;
gfp.VBR = VbrMode.vbr_rh;
break;
}
case Lame.EXTREME_FAST: {
preset = Lame.V0;
gfp.VBR = VbrMode.vbr_mtrh;
break;
}
case Lame.INSANE: {
preset = 320;
gfp.preset = preset;
apply_abr_preset(gfp, preset, enforce);
gfp.VBR = VbrMode.vbr_off;
return preset;
}
}
gfp.preset = preset;
{
switch (preset) {
case Lame.V9:
apply_vbr_preset(gfp, 9, enforce);
return preset;
case Lame.V8:
apply_vbr_preset(gfp, 8, enforce);
return preset;
case Lame.V7:
apply_vbr_preset(gfp, 7, enforce);
return preset;
case Lame.V6:
apply_vbr_preset(gfp, 6, enforce);
return preset;
case Lame.V5:
apply_vbr_preset(gfp, 5, enforce);
return preset;
case Lame.V4:
apply_vbr_preset(gfp, 4, enforce);
return preset;
case Lame.V3:
apply_vbr_preset(gfp, 3, enforce);
return preset;
case Lame.V2:
apply_vbr_preset(gfp, 2, enforce);
return preset;
case Lame.V1:
apply_vbr_preset(gfp, 1, enforce);
return preset;
case Lame.V0:
apply_vbr_preset(gfp, 0, enforce);
return preset;
default:
break;
}
}
if (8 <= preset && preset <= 320) {
return apply_abr_preset(gfp, preset, enforce);
}
/* no corresponding preset found */
gfp.preset = 0;
return preset;
}
// Rest from getset.c:
/**
* VBR quality level.
* 0 = highest
* 9 = lowest
*/
public int lame_set_VBR_q(final LameGlobalFlags gfp, int VBR_q) {
int ret = 0;
if (0 > VBR_q) {
/* Unknown VBR quality level! */
ret = -1;
VBR_q = 0;
}
if (9 < VBR_q) {
ret = -1;
VBR_q = 9;
}
gfp.VBR_q = VBR_q;
gfp.VBR_q_frac = 0;
return ret;
}
}