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lame.min.js
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lame.min.js
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function lamejs() {
function U(f) {
return new Int32Array(f)
}
function G(f) {
return new Float32Array(f)
}
function ha(f) {
if (1 == f.length)
return G(f[0]);
var k = f[0];
f = f.slice(1);
for (var r = [], x = 0; x < k; x++)
r.push(ha(f));
return r
}
function Ua(f) {
if (1 == f.length)
return U(f[0]);
var k = f[0];
f = f.slice(1);
for (var r = [], x = 0; x < k; x++)
r.push(Ua(f));
return r
}
function fc(f) {
if (1 == f.length)
return new Int16Array(f[0]);
var k = f[0];
f = f.slice(1);
for (var r = [], x = 0; x < k; x++)
r.push(fc(f));
return r
}
function Tb(f) {
if (1 == f.length)
return Array(f[0]);
var k = f[0];
f = f.slice(1);
for (var r = [], x = 0; x < k; x++)
r.push(Tb(f));
return r
}
function pa(f) {
this.ordinal = f
}
function J(f) {
this.ordinal = f
}
function ka(f) {
this.ordinal = function() {
return f
}
}
function ic() {
this.getLameVersion = function() {
return "3.98.4"
}
;
this.getLameShortVersion = function() {
return "3.98.4"
}
;
this.getLameVeryShortVersion = function() {
return "LAME3.98r"
}
;
this.getPsyVersion = function() {
return "0.93"
}
;
this.getLameUrl = function() {
return "http://www.mp3dev.org/"
}
;
this.getLameOsBitness = function() {
return "32bits"
}
}
function fb() {
function x(a) {
this.bits = 0 | a
}
function k(a, e, c, b, g, l) {
e = .5946 / e;
for (a >>= 1; 0 != a--; )
g[l++] = e > c[b++] ? 0 : 1,
g[l++] = e > c[b++] ? 0 : 1
}
function r(a, e, c, b, g, l) {
a >>= 1;
var h = a % 2;
for (a >>= 1; 0 != a--; ) {
var p = c[b++] * e;
var m = c[b++] * e;
var n = 0 | p;
var d = c[b++] * e;
var z = 0 | m;
var E = c[b++] * e;
var f = 0 | d;
p += u.adj43[n];
n = 0 | E;
m += u.adj43[z];
g[l++] = 0 | p;
d += u.adj43[f];
g[l++] = 0 | m;
E += u.adj43[n];
g[l++] = 0 | d;
g[l++] = 0 | E
}
0 != h && (p = c[b++] * e,
m = c[b++] * e,
p += u.adj43[0 | p],
m += u.adj43[0 | m],
g[l++] = 0 | p,
g[l++] = 0 | m)
}
function K(a, e, c, b) {
var m, g = e, h = m = 0;
do {
var p = a[g++]
, n = a[g++];
m < p && (m = p);
h < n && (h = n)
} while (g < c);m < h && (m = h);
switch (m) {
case 0:
return m;
case 1:
g = e;
e = 0;
m = v.ht[1].hlen;
do
h = 2 * a[g + 0] + a[g + 1],
g += 2,
e += m[h];
while (g < c);b.bits += e;
return 1;
case 2:
case 3:
g = e;
e = d[m - 1];
m = 0;
h = v.ht[e].xlen;
p = 2 == e ? v.table23 : v.table56;
do
n = a[g + 0] * h + a[g + 1],
g += 2,
m += p[n];
while (g < c);a = m & 65535;
m >>= 16;
m > a && (m = a,
e++);
b.bits += m;
return e;
case 4:
case 5:
case 6:
case 7:
case 8:
case 9:
case 10:
case 11:
case 12:
case 13:
case 14:
case 15:
g = e;
e = d[m - 1];
var p = h = m = 0
, n = v.ht[e].xlen
, l = v.ht[e].hlen
, f = v.ht[e + 1].hlen
, q = v.ht[e + 2].hlen;
do {
var D = a[g + 0] * n + a[g + 1]
, g = g + 2;
m += l[D];
h += f[D];
p += q[D]
} while (g < c);a = e;
m > h && (m = h,
a++);
m > p && (m = p,
a = e + 2);
b.bits += m;
return a;
default:
if (m > Y.IXMAX_VAL)
return b.bits = Y.LARGE_BITS,
-1;
m -= 15;
for (g = 24; 32 > g && !(v.ht[g].linmax >= m); g++)
;
for (h = g - 8; 24 > h && !(v.ht[h].linmax >= m); h++)
;
m = h;
p = 65536 * v.ht[m].xlen + v.ht[g].xlen;
h = 0;
do
n = a[e++],
l = a[e++],
0 != n && (14 < n && (n = 15,
h += p),
n *= 16),
0 != l && (14 < l && (l = 15,
h += p),
n += l),
h += v.largetbl[n];
while (e < c);a = h & 65535;
h >>= 16;
h > a && (h = a,
m = g);
b.bits += h;
return m
}
}
function C(a, e, b, c, g, l, h, p) {
for (var m = e.big_values, n = 2; n < f.SBMAX_l + 1; n++) {
var d = a.scalefac_band.l[n];
if (d >= m)
break;
var E = g[n - 2] + e.count1bits;
if (b.part2_3_length <= E)
break;
E = new x(E);
d = K(c, d, m, E);
E = E.bits;
b.part2_3_length <= E || (b.assign(e),
b.part2_3_length = E,
b.region0_count = l[n - 2],
b.region1_count = n - 2 - l[n - 2],
b.table_select[0] = h[n - 2],
b.table_select[1] = p[n - 2],
b.table_select[2] = d)
}
}
var u = null;
this.qupvt = null;
this.setModules = function(a) {
u = this.qupvt = a
}
;
var fa = [[0, 0], [0, 0], [0, 0], [0, 0], [0, 0], [0, 1], [1, 1], [1, 1], [1, 2], [2, 2], [2, 3], [2, 3], [3, 4], [3, 4], [3, 4], [4, 5], [4, 5], [4, 6], [5, 6], [5, 6], [5, 7], [6, 7], [6, 7]]
, d = [1, 2, 5, 7, 7, 10, 10, 13, 13, 13, 13, 13, 13, 13, 13];
this.noquant_count_bits = function(a, e, b) {
var c = e.l3_enc
, m = Math.min(576, e.max_nonzero_coeff + 2 >> 1 << 1);
null != b && (b.sfb_count1 = 0);
for (; 1 < m && 0 == (c[m - 1] | c[m - 2]); m -= 2)
;
e.count1 = m;
for (var g = 0, h = 0; 3 < m && !(1 < ((c[m - 1] | c[m - 2] | c[m - 3] | c[m - 4]) & 2147483647)); m -= 4) {
var p = 2 * (2 * (2 * c[m - 4] + c[m - 3]) + c[m - 2]) + c[m - 1];
g += v.t32l[p];
h += v.t33l[p]
}
p = g;
e.count1table_select = 0;
g > h && (p = h,
e.count1table_select = 1);
e.count1bits = p;
e.big_values = m;
if (0 == m)
return p;
e.block_type == f.SHORT_TYPE ? (g = 3 * a.scalefac_band.s[3],
g > e.big_values && (g = e.big_values),
h = e.big_values) : e.block_type == f.NORM_TYPE ? (g = e.region0_count = a.bv_scf[m - 2],
h = e.region1_count = a.bv_scf[m - 1],
h = a.scalefac_band.l[g + h + 2],
g = a.scalefac_band.l[g + 1],
h < m && (p = new x(p),
e.table_select[2] = K(c, h, m, p),
p = p.bits)) : (e.region0_count = 7,
e.region1_count = f.SBMAX_l - 1 - 7 - 1,
g = a.scalefac_band.l[8],
h = m,
g > h && (g = h));
g = Math.min(g, m);
h = Math.min(h, m);
0 < g && (p = new x(p),
e.table_select[0] = K(c, 0, g, p),
p = p.bits);
g < h && (p = new x(p),
e.table_select[1] = K(c, g, h, p),
p = p.bits);
2 == a.use_best_huffman && (e.part2_3_length = p,
best_huffman_divide(a, e),
p = e.part2_3_length);
if (null != b && e.block_type == f.NORM_TYPE) {
for (c = 0; a.scalefac_band.l[c] < e.big_values; )
c++;
b.sfb_count1 = c
}
return p
}
;
this.count_bits = function(a, e, c, b) {
var m = c.l3_enc
, g = Y.IXMAX_VAL / u.IPOW20(c.global_gain);
if (c.xrpow_max > g)
return Y.LARGE_BITS;
var g = u.IPOW20(c.global_gain), h, p = 0, n = 0, l = 0, d = 0, q = 0, w = m, t = 0, D = e, H = 0;
var B = null != b && c.global_gain == b.global_gain;
var Q = c.block_type == f.SHORT_TYPE ? 38 : 21;
for (h = 0; h <= Q; h++) {
var V = -1;
if (B || c.block_type == f.NORM_TYPE)
V = c.global_gain - (c.scalefac[h] + (0 != c.preflag ? u.pretab[h] : 0) << c.scalefac_scale + 1) - 8 * c.subblock_gain[c.window[h]];
if (B && b.step[h] == V)
0 != n && (r(n, g, D, H, w, t),
n = 0),
0 != l && (k(l, g, D, H, w, t),
l = 0);
else {
var N = c.width[h];
p + c.width[h] > c.max_nonzero_coeff && (h = c.max_nonzero_coeff - p + 1,
qa.fill(m, c.max_nonzero_coeff, 576, 0),
N = h,
0 > N && (N = 0),
h = Q + 1);
0 == n && 0 == l && (w = m,
t = q,
D = e,
H = d);
null != b && 0 < b.sfb_count1 && h >= b.sfb_count1 && 0 < b.step[h] && V >= b.step[h] ? (0 != n && (r(n, g, D, H, w, t),
n = 0,
w = m,
t = q,
D = e,
H = d),
l += N) : (0 != l && (k(l, g, D, H, w, t),
l = 0,
w = m,
t = q,
D = e,
H = d),
n += N);
if (0 >= N) {
0 != l && (k(l, g, D, H, w, t),
l = 0);
0 != n && (r(n, g, D, H, w, t),
n = 0);
break
}
}
h <= Q && (q += c.width[h],
d += c.width[h],
p += c.width[h])
}
0 != n && r(n, g, D, H, w, t);
0 != l && k(l, g, D, H, w, t);
if (0 != (a.substep_shaping & 2))
for (g = 0,
Q = .634521682242439 / u.IPOW20(c.global_gain + c.scalefac_scale),
p = 0; p < c.sfbmax; p++)
if (B = c.width[p],
0 == a.pseudohalf[p])
g += B;
else
for (n = g,
g += B; n < g; ++n)
m[n] = e[n] >= Q ? m[n] : 0;
return this.noquant_count_bits(a, c, b)
}
;
this.best_huffman_divide = function(a, e) {
var c = new rb
, b = e.l3_enc
, g = U(23)
, l = U(23)
, h = U(23)
, p = U(23);
if (e.block_type != f.SHORT_TYPE || 1 != a.mode_gr) {
c.assign(e);
if (e.block_type == f.NORM_TYPE) {
for (var d = e.big_values, q = 0; 22 >= q; q++)
g[q] = Y.LARGE_BITS;
for (q = 0; 16 > q; q++) {
var w = a.scalefac_band.l[q + 1];
if (w >= d)
break;
for (var t = 0, D = new x(t), k = K(b, 0, w, D), t = D.bits, I = 0; 8 > I; I++) {
var H = a.scalefac_band.l[q + I + 2];
if (H >= d)
break;
D = t;
D = new x(D);
H = K(b, w, H, D);
D = D.bits;
g[q + I] > D && (g[q + I] = D,
l[q + I] = q,
h[q + I] = k,
p[q + I] = H)
}
}
C(a, c, e, b, g, l, h, p)
}
d = c.big_values;
if (!(0 == d || 1 < (b[d - 2] | b[d - 1]) || (d = e.count1 + 2,
576 < d))) {
c.assign(e);
c.count1 = d;
for (w = q = 0; d > c.big_values; d -= 4)
t = 2 * (2 * (2 * b[d - 4] + b[d - 3]) + b[d - 2]) + b[d - 1],
q += v.t32l[t],
w += v.t33l[t];
c.big_values = d;
c.count1table_select = 0;
q > w && (q = w,
c.count1table_select = 1);
c.count1bits = q;
c.block_type == f.NORM_TYPE ? C(a, c, e, b, g, l, h, p) : (c.part2_3_length = q,
q = a.scalefac_band.l[8],
q > d && (q = d),
0 < q && (a = new x(c.part2_3_length),
c.table_select[0] = K(b, 0, q, a),
c.part2_3_length = a.bits),
d > q && (a = new x(c.part2_3_length),
c.table_select[1] = K(b, q, d, a),
c.part2_3_length = a.bits),
e.part2_3_length > c.part2_3_length && e.assign(c))
}
}
}
;
var c = [1, 1, 1, 1, 8, 2, 2, 2, 4, 4, 4, 8, 8, 8, 16, 16]
, w = [1, 2, 4, 8, 1, 2, 4, 8, 2, 4, 8, 2, 4, 8, 4, 8]
, a = [0, 0, 0, 0, 3, 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4]
, b = [0, 1, 2, 3, 0, 1, 2, 3, 1, 2, 3, 1, 2, 3, 2, 3];
fb.slen1_tab = a;
fb.slen2_tab = b;
this.best_scalefac_store = function(e, g, m, n) {
var l = n.tt[g][m], d, h, p = 0;
for (d = h = 0; d < l.sfbmax; d++) {
var q = l.width[d];
h += q;
for (q = -q; 0 > q && 0 == l.l3_enc[q + h]; q++)
;
0 == q && (l.scalefac[d] = p = -2)
}
if (0 == l.scalefac_scale && 0 == l.preflag) {
for (d = h = 0; d < l.sfbmax; d++)
0 < l.scalefac[d] && (h |= l.scalefac[d]);
if (0 == (h & 1) && 0 != h) {
for (d = 0; d < l.sfbmax; d++)
0 < l.scalefac[d] && (l.scalefac[d] >>= 1);
l.scalefac_scale = p = 1
}
}
if (0 == l.preflag && l.block_type != f.SHORT_TYPE && 2 == e.mode_gr) {
for (d = 11; d < f.SBPSY_l && !(l.scalefac[d] < u.pretab[d] && -2 != l.scalefac[d]); d++)
;
if (d == f.SBPSY_l) {
for (d = 11; d < f.SBPSY_l; d++)
0 < l.scalefac[d] && (l.scalefac[d] -= u.pretab[d]);
l.preflag = p = 1
}
}
for (d = 0; 4 > d; d++)
n.scfsi[m][d] = 0;
if (2 == e.mode_gr && 1 == g && n.tt[0][m].block_type != f.SHORT_TYPE && n.tt[1][m].block_type != f.SHORT_TYPE) {
g = n.tt[1][m];
h = n.tt[0][m];
for (p = 0; p < v.scfsi_band.length - 1; p++) {
for (d = v.scfsi_band[p]; d < v.scfsi_band[p + 1] && !(h.scalefac[d] != g.scalefac[d] && 0 <= g.scalefac[d]); d++)
;
if (d == v.scfsi_band[p + 1]) {
for (d = v.scfsi_band[p]; d < v.scfsi_band[p + 1]; d++)
g.scalefac[d] = -1;
n.scfsi[m][p] = 1
}
}
for (d = n = m = 0; 11 > d; d++)
-1 != g.scalefac[d] && (n++,
m < g.scalefac[d] && (m = g.scalefac[d]));
for (q = h = 0; d < f.SBPSY_l; d++)
-1 != g.scalefac[d] && (q++,
h < g.scalefac[d] && (h = g.scalefac[d]));
for (p = 0; 16 > p; p++)
m < c[p] && h < w[p] && (d = a[p] * n + b[p] * q,
g.part2_length > d && (g.part2_length = d,
g.scalefac_compress = p));
p = 0
}
for (d = 0; d < l.sfbmax; d++)
-2 == l.scalefac[d] && (l.scalefac[d] = 0);
0 != p && (2 == e.mode_gr ? this.scale_bitcount(l) : this.scale_bitcount_lsf(e, l))
}
;
var B = [0, 18, 36, 54, 54, 36, 54, 72, 54, 72, 90, 72, 90, 108, 108, 126]
, e = [0, 18, 36, 54, 51, 35, 53, 71, 52, 70, 88, 69, 87, 105, 104, 122]
, l = [0, 10, 20, 30, 33, 21, 31, 41, 32, 42, 52, 43, 53, 63, 64, 74];
this.scale_bitcount = function(a) {
var b, g = 0, d = 0, q = a.scalefac;
if (a.block_type == f.SHORT_TYPE) {
var t = B;
0 != a.mixed_block_flag && (t = e)
} else if (t = l,
0 == a.preflag) {
for (b = 11; b < f.SBPSY_l && !(q[b] < u.pretab[b]); b++)
;
if (b == f.SBPSY_l)
for (a.preflag = 1,
b = 11; b < f.SBPSY_l; b++)
q[b] -= u.pretab[b]
}
for (b = 0; b < a.sfbdivide; b++)
g < q[b] && (g = q[b]);
for (; b < a.sfbmax; b++)
d < q[b] && (d = q[b]);
a.part2_length = Y.LARGE_BITS;
for (b = 0; 16 > b; b++)
g < c[b] && d < w[b] && a.part2_length > t[b] && (a.part2_length = t[b],
a.scalefac_compress = b);
return a.part2_length == Y.LARGE_BITS
}
;
var q = [[15, 15, 7, 7], [15, 15, 7, 0], [7, 3, 0, 0], [15, 31, 31, 0], [7, 7, 7, 0], [3, 3, 0, 0]];
this.scale_bitcount_lsf = function(a, e) {
var b, c, d, l, h = U(4), p = e.scalefac;
a = 0 != e.preflag ? 2 : 0;
for (d = 0; 4 > d; d++)
h[d] = 0;
if (e.block_type == f.SHORT_TYPE) {
var A = 1;
var w = u.nr_of_sfb_block[a][A];
for (b = l = 0; 4 > b; b++) {
var t = w[b] / 3;
for (d = 0; d < t; d++,
l++)
for (c = 0; 3 > c; c++)
p[3 * l + c] > h[b] && (h[b] = p[3 * l + c])
}
} else
for (A = 0,
w = u.nr_of_sfb_block[a][A],
b = l = 0; 4 > b; b++)
for (t = w[b],
d = 0; d < t; d++,
l++)
p[l] > h[b] && (h[b] = p[l]);
w = !1;
for (b = 0; 4 > b; b++)
h[b] > q[a][b] && (w = !0);
if (!w) {
e.sfb_partition_table = u.nr_of_sfb_block[a][A];
for (b = 0; 4 > b; b++)
e.slen[b] = g[h[b]];
A = e.slen[0];
b = e.slen[1];
h = e.slen[2];
t = e.slen[3];
switch (a) {
case 0:
e.scalefac_compress = (5 * A + b << 4) + (h << 2) + t;
break;
case 1:
e.scalefac_compress = 400 + (5 * A + b << 2) + h;
break;
case 2:
e.scalefac_compress = 500 + 3 * A + b;
break;
default:
S.err.printf("intensity stereo not implemented yet\n")
}
}
if (!w)
for (b = e.part2_length = 0; 4 > b; b++)
e.part2_length += e.slen[b] * e.sfb_partition_table[b];
return w
}
;
var g = [0, 1, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4];
this.huffman_init = function(a) {
for (var e = 2; 576 >= e; e += 2) {
for (var b = 0, c; a.scalefac_band.l[++b] < e; )
;
for (c = fa[b][0]; a.scalefac_band.l[c + 1] > e; )
c--;
0 > c && (c = fa[b][0]);
a.bv_scf[e - 2] = c;
for (c = fa[b][1]; a.scalefac_band.l[c + a.bv_scf[e - 2] + 2] > e; )
c--;
0 > c && (c = fa[b][1]);
a.bv_scf[e - 1] = c
}
}
}
function ca() {
function f(d, c, f, a, b, k) {
for (; 0 != b--; )
f[a] = 1E-10 + d[c + 0] * k[0] - f[a - 1] * k[1] + d[c - 1] * k[2] - f[a - 2] * k[3] + d[c - 2] * k[4] - f[a - 3] * k[5] + d[c - 3] * k[6] - f[a - 4] * k[7] + d[c - 4] * k[8] - f[a - 5] * k[9] + d[c - 5] * k[10] - f[a - 6] * k[11] + d[c - 6] * k[12] - f[a - 7] * k[13] + d[c - 7] * k[14] - f[a - 8] * k[15] + d[c - 8] * k[16] - f[a - 9] * k[17] + d[c - 9] * k[18] - f[a - 10] * k[19] + d[c - 10] * k[20],
++a,
++c
}
function k(d, c, f, a, b, k) {
for (; 0 != b--; )
f[a] = d[c + 0] * k[0] - f[a - 1] * k[1] + d[c - 1] * k[2] - f[a - 2] * k[3] + d[c - 2] * k[4],
++a,
++c
}
function r(d) {
return d * d
}
var K = ca.RMS_WINDOW_TIME_NUMERATOR
, C = ca.RMS_WINDOW_TIME_DENOMINATOR
, u = [[.038575994352, -3.84664617118067, -.02160367184185, 7.81501653005538, -.00123395316851, -11.34170355132042, -9.291677959E-5, 13.05504219327545, -.01655260341619, -12.28759895145294, .02161526843274, 9.4829380631979, -.02074045215285, -5.87257861775999, .00594298065125, 2.75465861874613, .00306428023191, -.86984376593551, 1.2025322027E-4, .13919314567432, .00288463683916], [.0541865640643, -3.47845948550071, -.02911007808948, 6.36317777566148, -.00848709379851, -8.54751527471874, -.00851165645469, 9.4769360780128, -.00834990904936, -8.81498681370155, .02245293253339, 6.85401540936998, -.02596338512915, -4.39470996079559, .01624864962975, 2.19611684890774, -.00240879051584, -.75104302451432, .00674613682247, .13149317958808, -.00187763777362], [.15457299681924, -2.37898834973084, -.09331049056315, 2.84868151156327, -.06247880153653, -2.64577170229825, .02163541888798, 2.23697657451713, -.05588393329856, -1.67148153367602, .04781476674921, 1.00595954808547, .00222312597743, -.45953458054983, .03174092540049, .16378164858596, -.01390589421898, -.05032077717131, .00651420667831, .0234789740702, -.00881362733839], [.30296907319327, -1.61273165137247, -.22613988682123, 1.0797749225997, -.08587323730772, -.2565625775407, .03282930172664, -.1627671912044, -.00915702933434, -.22638893773906, -.02364141202522, .39120800788284, -.00584456039913, -.22138138954925, .06276101321749, .04500235387352, -8.28086748E-6, .02005851806501, .00205861885564, .00302439095741, -.02950134983287], [.33642304856132, -1.49858979367799, -.2557224142557, .87350271418188, -.11828570177555, .12205022308084, .11921148675203, -.80774944671438, -.07834489609479, .47854794562326, -.0046997791438, -.12453458140019, -.0058950022444, -.04067510197014, .05724228140351, .08333755284107, .00832043980773, -.04237348025746, -.0163538138454, .02977207319925, -.0176017656815], [.4491525660845, -.62820619233671, -.14351757464547, .29661783706366, -.22784394429749, -.372563729424, -.01419140100551, .00213767857124, .04078262797139, -.42029820170918, -.12398163381748, .22199650564824, .04097565135648, .00613424350682, .10478503600251, .06747620744683, -.01863887810927, .05784820375801, -.03193428438915, .03222754072173, .00541907748707], [.56619470757641, -1.04800335126349, -.75464456939302, .29156311971249, .1624213774223, -.26806001042947, .16744243493672, .00819999645858, -.18901604199609, .45054734505008, .3093178284183, -.33032403314006, -.27562961986224, .0673936833311, .00647310677246, -.04784254229033, .08647503780351, .01639907836189, -.0378898455484, .01807364323573, -.00588215443421], [.58100494960553, -.51035327095184, -.53174909058578, -.31863563325245, -.14289799034253, -.20256413484477, .17520704835522, .1472815413433, .02377945217615, .38952639978999, .15558449135573, -.23313271880868, -.25344790059353, -.05246019024463, .01628462406333, -.02505961724053, .06920467763959, .02442357316099, -.03721611395801, .01818801111503, -.00749618797172], [.53648789255105, -.2504987195602, -.42163034350696, -.43193942311114, -.00275953611929, -.03424681017675, .04267842219415, -.04678328784242, -.10214864179676, .26408300200955, .14590772289388, .15113130533216, -.02459864859345, -.17556493366449, -.11202315195388, -.18823009262115, -.04060034127, .05477720428674, .0478866554818, .0470440968812, -.02217936801134]]
, v = [[.98621192462708, -1.97223372919527, -1.97242384925416, .97261396931306, .98621192462708], [.98500175787242, -1.96977855582618, -1.97000351574484, .9702284756635, .98500175787242], [.97938932735214, -1.95835380975398, -1.95877865470428, .95920349965459, .97938932735214], [.97531843204928, -1.95002759149878, -1.95063686409857, .95124613669835, .97531843204928], [.97316523498161, -1.94561023566527, -1.94633046996323, .94705070426118, .97316523498161], [.96454515552826, -1.92783286977036, -1.92909031105652, .93034775234268, .96454515552826], [.96009142950541, -1.91858953033784, -1.92018285901082, .92177618768381, .96009142950541], [.95856916599601, -1.9154210807478, -1.91713833199203, .91885558323625, .95856916599601], [.94597685600279, -1.88903307939452, -1.89195371200558, .89487434461664, .94597685600279]];
this.InitGainAnalysis = function(d, c) {
a: {
for (var f = 0; f < MAX_ORDER; f++)
d.linprebuf[f] = d.lstepbuf[f] = d.loutbuf[f] = d.rinprebuf[f] = d.rstepbuf[f] = d.routbuf[f] = 0;
switch (0 | c) {
case 48E3:
d.reqindex = 0;
break;
case 44100:
d.reqindex = 1;
break;
case 32E3:
d.reqindex = 2;
break;
case 24E3:
d.reqindex = 3;
break;
case 22050:
d.reqindex = 4;
break;
case 16E3:
d.reqindex = 5;
break;
case 12E3:
d.reqindex = 6;
break;
case 11025:
d.reqindex = 7;
break;
case 8E3:
d.reqindex = 8;
break;
default:
c = INIT_GAIN_ANALYSIS_ERROR;
break a
}
d.sampleWindow = 0 | (c * K + C - 1) / C;
d.lsum = 0;
d.rsum = 0;
d.totsamp = 0;
qa.ill(d.A, 0);
c = INIT_GAIN_ANALYSIS_OK
}
if (c != INIT_GAIN_ANALYSIS_OK)
return INIT_GAIN_ANALYSIS_ERROR;
d.linpre = MAX_ORDER;
d.rinpre = MAX_ORDER;
d.lstep = MAX_ORDER;
d.rstep = MAX_ORDER;
d.lout = MAX_ORDER;
d.rout = MAX_ORDER;
qa.fill(d.B, 0);
return INIT_GAIN_ANALYSIS_OK
}
;
this.AnalyzeSamples = function(d, c, w, a, b, B, e) {
if (0 == B)
return GAIN_ANALYSIS_OK;
var l = 0;
var q = B;
switch (e) {
case 1:
a = c;
b = w;
break;
case 2:
break;
default:
return GAIN_ANALYSIS_ERROR
}
B < MAX_ORDER ? (S.arraycopy(c, w, d.linprebuf, MAX_ORDER, B),
S.arraycopy(a, b, d.rinprebuf, MAX_ORDER, B)) : (S.arraycopy(c, w, d.linprebuf, MAX_ORDER, MAX_ORDER),
S.arraycopy(a, b, d.rinprebuf, MAX_ORDER, MAX_ORDER));
for (; 0 < q; ) {
var g = q > d.sampleWindow - d.totsamp ? d.sampleWindow - d.totsamp : q;
if (l < MAX_ORDER) {
e = d.linpre + l;
var t = d.linprebuf;
var D = d.rinpre + l;
var m = d.rinprebuf;
g > MAX_ORDER - l && (g = MAX_ORDER - l)
} else
e = w + l,
t = c,
D = b + l,
m = a;
f(t, e, d.lstepbuf, d.lstep + d.totsamp, g, u[d.reqindex]);
f(m, D, d.rstepbuf, d.rstep + d.totsamp, g, u[d.reqindex]);
k(d.lstepbuf, d.lstep + d.totsamp, d.loutbuf, d.lout + d.totsamp, g, v[d.reqindex]);
k(d.rstepbuf, d.rstep + d.totsamp, d.routbuf, d.rout + d.totsamp, g, v[d.reqindex]);
e = d.lout + d.totsamp;
t = d.loutbuf;
D = d.rout + d.totsamp;
m = d.routbuf;
for (var n = g % 8; 0 != n--; )
d.lsum += r(t[e++]),
d.rsum += r(m[D++]);
for (n = g / 8; 0 != n--; )
d.lsum += r(t[e + 0]) + r(t[e + 1]) + r(t[e + 2]) + r(t[e + 3]) + r(t[e + 4]) + r(t[e + 5]) + r(t[e + 6]) + r(t[e + 7]),
e += 8,
d.rsum += r(m[D + 0]) + r(m[D + 1]) + r(m[D + 2]) + r(m[D + 3]) + r(m[D + 4]) + r(m[D + 5]) + r(m[D + 6]) + r(m[D + 7]),
D += 8;
q -= g;
l += g;
d.totsamp += g;
d.totsamp == d.sampleWindow && (e = 10 * ca.STEPS_per_dB * Math.log10((d.lsum + d.rsum) / d.totsamp * .5 + 1E-37),
e = 0 >= e ? 0 : 0 | e,
e >= d.A.length && (e = d.A.length - 1),
d.A[e]++,
d.lsum = d.rsum = 0,
S.arraycopy(d.loutbuf, d.totsamp, d.loutbuf, 0, MAX_ORDER),
S.arraycopy(d.routbuf, d.totsamp, d.routbuf, 0, MAX_ORDER),
S.arraycopy(d.lstepbuf, d.totsamp, d.lstepbuf, 0, MAX_ORDER),
S.arraycopy(d.rstepbuf, d.totsamp, d.rstepbuf, 0, MAX_ORDER),
d.totsamp = 0);
if (d.totsamp > d.sampleWindow)
return GAIN_ANALYSIS_ERROR
}
B < MAX_ORDER ? (S.arraycopy(d.linprebuf, B, d.linprebuf, 0, MAX_ORDER - B),
S.arraycopy(d.rinprebuf, B, d.rinprebuf, 0, MAX_ORDER - B),
S.arraycopy(c, w, d.linprebuf, MAX_ORDER - B, B),
S.arraycopy(a, b, d.rinprebuf, MAX_ORDER - B, B)) : (S.arraycopy(c, w + B - MAX_ORDER, d.linprebuf, 0, MAX_ORDER),
S.arraycopy(a, b + B - MAX_ORDER, d.rinprebuf, 0, MAX_ORDER));
return GAIN_ANALYSIS_OK
}
;
this.GetTitleGain = function(d) {
var c = d.A;
var f = d.A.length, a, b = 0;
for (a = 0; a < f; a++)
b += c[a];
if (0 == b)
c = GAIN_NOT_ENOUGH_SAMPLES;
else {
b = 0 | Math.ceil(b * (1 - .95));
for (a = f; 0 < a-- && !(0 >= (b -= c[a])); )
;
c = 64.82 - a / ca.STEPS_per_dB
}
for (f = 0; f < d.A.length; f++)
d.B[f] += d.A[f],
d.A[f] = 0;
for (f = 0; f < MAX_ORDER; f++)
d.linprebuf[f] = d.lstepbuf[f] = d.loutbuf[f] = d.rinprebuf[f] = d.rstepbuf[f] = d.routbuf[f] = 0;
d.totsamp = 0;
d.lsum = d.rsum = 0;
return c
}
}
function wc() {
function f(c, d, a, b, f, e, l, q, g, t, k, m, n, z, E) {
this.vbr_q = c;
this.quant_comp = d;
this.quant_comp_s = a;
this.expY = b;
this.st_lrm = f;
this.st_s = e;
this.masking_adj = l;
this.masking_adj_short = q;
this.ath_lower = g;
this.ath_curve = t;
this.ath_sensitivity = k;
this.interch = m;
this.safejoint = n;
this.sfb21mod = z;
this.msfix = E
}
function k(c, d, a, b, f, e, l, q, g, t, k, m, n, z) {
this.quant_comp = d;
this.quant_comp_s = a;
this.safejoint = b;
this.nsmsfix = f;
this.st_lrm = e;
this.st_s = l;
this.nsbass = q;
this.scale = g;
this.masking_adj = t;
this.ath_lower = k;
this.ath_curve = m;
this.interch = n;
this.sfscale = z
}
function r(c, d, a) {
var b = c.VBR == J.vbr_rh ? u : v
, f = c.VBR_q_frac
, e = b[d]
, b = b[d + 1];
e.st_lrm += f * (b.st_lrm - e.st_lrm);
e.st_s += f * (b.st_s - e.st_s);
e.masking_adj += f * (b.masking_adj - e.masking_adj);
e.masking_adj_short += f * (b.masking_adj_short - e.masking_adj_short);
e.ath_lower += f * (b.ath_lower - e.ath_lower);
e.ath_curve += f * (b.ath_curve - e.ath_curve);
e.ath_sensitivity += f * (b.ath_sensitivity - e.ath_sensitivity);
e.interch += f * (b.interch - e.interch);
e.msfix += f * (b.msfix - e.msfix);
b = e.vbr_q;
0 > b && (b = 0);
9 < b && (b = 9);
c.VBR_q = b;
c.VBR_q_frac = 0;
0 != a ? c.quant_comp = e.quant_comp : 0 < Math.abs(c.quant_comp - -1) || (c.quant_comp = e.quant_comp);
0 != a ? c.quant_comp_short = e.quant_comp_s : 0 < Math.abs(c.quant_comp_short - -1) || (c.quant_comp_short = e.quant_comp_s);
0 != e.expY && (c.experimentalY = 0 != e.expY);
0 != a ? c.internal_flags.nsPsy.attackthre = e.st_lrm : 0 < Math.abs(c.internal_flags.nsPsy.attackthre - -1) || (c.internal_flags.nsPsy.attackthre = e.st_lrm);
0 != a ? c.internal_flags.nsPsy.attackthre_s = e.st_s : 0 < Math.abs(c.internal_flags.nsPsy.attackthre_s - -1) || (c.internal_flags.nsPsy.attackthre_s = e.st_s);
0 != a ? c.maskingadjust = e.masking_adj : 0 < Math.abs(c.maskingadjust - 0) || (c.maskingadjust = e.masking_adj);
0 != a ? c.maskingadjust_short = e.masking_adj_short : 0 < Math.abs(c.maskingadjust_short - 0) || (c.maskingadjust_short = e.masking_adj_short);
0 != a ? c.ATHlower = -e.ath_lower / 10 : 0 < Math.abs(10 * -c.ATHlower - 0) || (c.ATHlower = -e.ath_lower / 10);
0 != a ? c.ATHcurve = e.ath_curve : 0 < Math.abs(c.ATHcurve - -1) || (c.ATHcurve = e.ath_curve);
0 != a ? c.athaa_sensitivity = e.ath_sensitivity : 0 < Math.abs(c.athaa_sensitivity - -1) || (c.athaa_sensitivity = e.ath_sensitivity);
0 < e.interch && (0 != a ? c.interChRatio = e.interch : 0 < Math.abs(c.interChRatio - -1) || (c.interChRatio = e.interch));
0 < e.safejoint && (c.exp_nspsytune |= e.safejoint);
0 < e.sfb21mod && (c.exp_nspsytune |= e.sfb21mod << 20);
0 != a ? c.msfix = e.msfix : 0 < Math.abs(c.msfix - -1) || (c.msfix = e.msfix);
0 == a && (c.VBR_q = d,
c.VBR_q_frac = f)
}
function K(c, f, a) {
var b = C.nearestBitrateFullIndex(f);
c.VBR = J.vbr_abr;
c.VBR_mean_bitrate_kbps = f;
c.VBR_mean_bitrate_kbps = Math.min(c.VBR_mean_bitrate_kbps, 320);
c.VBR_mean_bitrate_kbps = Math.max(c.VBR_mean_bitrate_kbps, 8);
c.brate = c.VBR_mean_bitrate_kbps;
320 < c.VBR_mean_bitrate_kbps && (c.disable_reservoir = !0);
0 < d[b].safejoint && (c.exp_nspsytune |= 2);
0 < d[b].sfscale && (c.internal_flags.noise_shaping = 2);
if (0 < Math.abs(d[b].nsbass)) {
var w = int(4 * d[b].nsbass);
0 > w && (w += 64);
c.exp_nspsytune |= w << 2
}
0 != a ? c.quant_comp = d[b].quant_comp : 0 < Math.abs(c.quant_comp - -1) || (c.quant_comp = d[b].quant_comp);
0 != a ? c.quant_comp_short = d[b].quant_comp_s : 0 < Math.abs(c.quant_comp_short - -1) || (c.quant_comp_short = d[b].quant_comp_s);
0 != a ? c.msfix = d[b].nsmsfix : 0 < Math.abs(c.msfix - -1) || (c.msfix = d[b].nsmsfix);
0 != a ? c.internal_flags.nsPsy.attackthre = d[b].st_lrm : 0 < Math.abs(c.internal_flags.nsPsy.attackthre - -1) || (c.internal_flags.nsPsy.attackthre = d[b].st_lrm);
0 != a ? c.internal_flags.nsPsy.attackthre_s = d[b].st_s : 0 < Math.abs(c.internal_flags.nsPsy.attackthre_s - -1) || (c.internal_flags.nsPsy.attackthre_s = d[b].st_s);
0 != a ? c.scale = d[b].scale : 0 < Math.abs(c.scale - -1) || (c.scale = d[b].scale);
0 != a ? c.maskingadjust = d[b].masking_adj : 0 < Math.abs(c.maskingadjust - 0) || (c.maskingadjust = d[b].masking_adj);
0 < d[b].masking_adj ? 0 != a ? c.maskingadjust_short = .9 * d[b].masking_adj : 0 < Math.abs(c.maskingadjust_short - 0) || (c.maskingadjust_short = .9 * d[b].masking_adj) : 0 != a ? c.maskingadjust_short = 1.1 * d[b].masking_adj : 0 < Math.abs(c.maskingadjust_short - 0) || (c.maskingadjust_short = 1.1 * d[b].masking_adj);
0 != a ? c.ATHlower = -d[b].ath_lower / 10 : 0 < Math.abs(10 * -c.ATHlower - 0) || (c.ATHlower = -d[b].ath_lower / 10);
0 != a ? c.ATHcurve = d[b].ath_curve : 0 < Math.abs(c.ATHcurve - -1) || (c.ATHcurve = d[b].ath_curve);
0 != a ? c.interChRatio = d[b].interch : 0 < Math.abs(c.interChRatio - -1) || (c.interChRatio = d[b].interch);
return f
}
var C;
this.setModules = function(c) {
C = c
}
;
var u = [new f(0,9,9,0,5.2,125,-4.2,-6.3,4.8,1,0,0,2,21,.97), new f(1,9,9,0,5.3,125,-3.6,-5.6,4.5,1.5,0,0,2,21,1.35), new f(2,9,9,0,5.6,125,-2.2,-3.5,2.8,2,0,0,2,21,1.49), new f(3,9,9,1,5.8,130,-1.8,-2.8,2.6,3,-4,0,2,20,1.64), new f(4,9,9,1,6,135,-.7,-1.1,1.1,3.5,-8,0,2,0,1.79), new f(5,9,9,1,6.4,140,.5,.4,-7.5,4,-12,2E-4,0,0,1.95), new f(6,9,9,1,6.6,145,.67,.65,-14.7,6.5,-19,4E-4,0,0,2.3), new f(7,9,9,1,6.6,145,.8,.75,-19.7,8,-22,6E-4,0,0,2.7), new f(8,9,9,1,6.6,145,1.2,1.15,-27.5,10,-23,7E-4,0,0,0), new f(9,9,9,1,6.6,145,1.6,1.6,-36,11,-25,8E-4,0,0,0), new f(10,9,9,1,6.6,145,2,2,-36,12,-25,8E-4,0,0,0)]
, v = [new f(0,9,9,0,4.2,25,-7,-4,7.5,1,0,0,2,26,.97), new f(1,9,9,0,4.2,25,-5.6,-3.6,4.5,1.5,0,0,2,21,1.35), new f(2,9,9,0,4.2,25,-4.4,-1.8,2,2,0,0,2,18,1.49), new f(3,9,9,1,4.2,25,-3.4,-1.25,1.1,3,-4,0,2,15,1.64), new f(4,9,9,1,4.2,25,-2.2,.1,0,3.5,-8,0,2,0,1.79), new f(5,9,9,1,4.2,25,-1,1.65,-7.7,4,-12,2E-4,0,0,1.95), new f(6,9,9,1,4.2,25,-0,2.47,-7.7,6.5,-19,4E-4,0,0,2), new f(7,9,9,1,4.2,25,.5,2,-14.5,8,-22,6E-4,0,0,2), new f(8,9,9,1,4.2,25,1,2.4,-22,10,-23,7E-4,0,0,2), new f(9,9,9,1,4.2,25,1.5,2.95,-30,11,-25,8E-4,0,0,2), new f(10,9,9,1,4.2,25,2,2.95,-36,12,-30,8E-4,0,0,2)]
, d = [new k(8,9,9,0,0,6.6,145,0,.95,0,-30,11,.0012,1), new k(16,9,9,0,0,6.6,145,0,.95,0,-25,11,.001,1), new k(24,9,9,0,0,6.6,145,0,.95,0,-20,11,.001,1), new k(32,9,9,0,0,6.6,145,0,.95,0,-15,11,.001,1), new k(40,9,9,0,0,6.6,145,0,.95,0,-10,11,9E-4,1), new k(48,9,9,0,0,6.6,145,0,.95,0,-10,11,9E-4,1), new k(56,9,9,0,0,6.6,145,0,.95,0,-6,11,8E-4,1), new k(64,9,9,0,0,6.6,145,0,.95,0,-2,11,8E-4,1), new k(80,9,9,0,0,6.6,145,0,.95,0,0,8,7E-4,1), new k(96,9,9,0,2.5,6.6,145,0,.95,0,1,5.5,6E-4,1), new k(112,9,9,0,2.25,6.6,145,0,.95,0,2,4.5,5E-4,1), new k(128,9,9,0,1.95,6.4,140,0,.95,0,3,4,2E-4,1), new k(160,9,9,1,1.79,6,135,0,.95,-2,5,3.5,0,1), new k(192,9,9,1,1.49,5.6,125,0,.97,-4,7,3,0,0), new k(224,9,9,1,1.25,5.2,125,0,.98,-6,9,2,0,0), new k(256,9,9,1,.97,5.2,125,0,1,-8,10,1,0,0), new k(320,9,9,1,.9,5.2,125,0,1,-10,12,0,0,0)];
this.apply_preset = function(c, d, a) {
switch (d) {
case W.R3MIX:
d = W.V3;
c.VBR = J.vbr_mtrh;
break;
case W.MEDIUM:
d = W.V4;
c.VBR = J.vbr_rh;
break;
case W.MEDIUM_FAST:
d = W.V4;
c.VBR = J.vbr_mtrh;
break;
case W.STANDARD:
d = W.V2;
c.VBR = J.vbr_rh;
break;
case W.STANDARD_FAST:
d = W.V2;
c.VBR = J.vbr_mtrh;
break;
case W.EXTREME:
d = W.V0;
c.VBR = J.vbr_rh;
break;
case W.EXTREME_FAST:
d = W.V0;
c.VBR = J.vbr_mtrh;
break;
case W.INSANE:
return d = 320,
c.preset = d,
K(c, d, a),
c.VBR = J.vbr_off,
d
}
c.preset = d;
switch (d) {
case W.V9:
return r(c, 9, a),
d;
case W.V8:
return r(c, 8, a),
d;
case W.V7:
return r(c, 7, a),
d;
case W.V6:
return r(c, 6, a),
d;
case W.V5:
return r(c, 5, a),
d;
case W.V4:
return r(c, 4, a),
d;
case W.V3:
return r(c, 3, a),
d;
case W.V2:
return r(c, 2, a),
d;
case W.V1:
return r(c, 1, a),
d;
case W.V0:
return r(c, 0, a),
d
}
if (8 <= d && 320 >= d)
return K(c, d, a);
c.preset = 0;
return d
}
}
function xc() {
var f;
this.setModules = function(k) {
f = k
}
;
this.ResvFrameBegin = function(k, r) {
var x = k.internal_flags
, C = x.l3_side
, u = f.getframebits(k);
r.bits = (u - 8 * x.sideinfo_len) / x.mode_gr;
var v = 2048 * x.mode_gr - 8;
if (320 < k.brate)
var d = 8 * int(1E3 * k.brate / (k.out_samplerate / 1152) / 8 + .5);
else
d = 11520,
k.strict_ISO && (d = 8 * int(32E4 / (k.out_samplerate / 1152) / 8 + .5));
x.ResvMax = d - u;
x.ResvMax > v && (x.ResvMax = v);
if (0 > x.ResvMax || k.disable_reservoir)
x.ResvMax = 0;
k = r.bits * x.mode_gr + Math.min(x.ResvSize, x.ResvMax);
k > d && (k = d);
C.resvDrain_pre = 0;
null != x.pinfo && (x.pinfo.mean_bits = r.bits / 2,
x.pinfo.resvsize = x.ResvSize);
return k
}
;
this.ResvMaxBits = function(f, r, x, C) {
var k = f.internal_flags
, v = k.ResvSize
, d = k.ResvMax;
0 != C && (v += r);
0 != (k.substep_shaping & 1) && (d *= .9);
x.bits = r;
10 * v > 9 * d ? (C = v - 9 * d / 10,
x.bits += C,
k.substep_shaping |= 128) : (C = 0,
k.substep_shaping &= 127,
f.disable_reservoir || 0 != (k.substep_shaping & 1) || (x.bits -= .1 * r));
f = v < 6 * k.ResvMax / 10 ? v : 6 * k.ResvMax / 10;
f -= C;
0 > f && (f = 0);
return f
}
;
this.ResvAdjust = function(f, r) {
f.ResvSize -= r.part2_3_length + r.part2_length
}
;
this.ResvFrameEnd = function(f, r) {
var k, x = f.l3_side;
f.ResvSize += r * f.mode_gr;
r = 0;
x.resvDrain_post = 0;
x.resvDrain_pre = 0;
0 != (k = f.ResvSize % 8) && (r += k);
k = f.ResvSize - r - f.ResvMax;
0 < k && (r += k);
k = Math.min(8 * x.main_data_begin, r) / 8;