2016-03-19 06:57:51 +13:00
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2016-04-17 17:56:16 +12:00
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#include <cstring>
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2016-03-19 06:57:51 +13:00
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#include "tsop.h"
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#include "tsound_t.h"
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2016-06-15 18:43:10 +12:00
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// TRop::ResampleFilterType Tau_resample_filter = Hamming3;
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2016-03-19 06:57:51 +13:00
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//---------------------------------------------------------
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typedef enum {
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2016-06-15 18:43:10 +12:00
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FLT_NONE,
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FLT_TRIANGLE, /* triangle filter */
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FLT_MITCHELL, /* Mitchell-Netravali filter */
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FLT_CUBIC_5, /* cubic convolution, a = .5 */
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FLT_CUBIC_75, /* cubic convolution, a = .75 */
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FLT_CUBIC_1, /* cubic convolution, a = 1 */
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FLT_HANN2, /* Hann window, rad = 2 */
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FLT_HANN3, /* Hann window, rad = 3 */
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FLT_HAMMING2, /* Hamming window, rad = 2 */
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FLT_HAMMING3, /* Hamming window, rad = 3 */
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FLT_LANCZOS2, /* Lanczos window, rad = 2 */
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FLT_LANCZOS3, /* Lanczos window, rad = 3 */
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FLT_GAUSS, /* Gaussian convolution */
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FLT_HOW_MANY
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2016-03-19 06:57:51 +13:00
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} FLT_TYPE;
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//---------------------------------------------------------
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typedef enum {
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2016-06-15 18:43:10 +12:00
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RESORDER_NONE,
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RESORDER_BITS_RATE_CHANS,
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RESORDER_CHANS_RATE_BITS,
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RESORDER_RATE_BITS_CHANS,
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RESORDER_CHANS_BITS_RATE,
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RESORDER_BITS_RATE,
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RESORDER_RATE_BITS,
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RESORDER_CHANS_RATE,
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RESORDER_RATE_CHANS,
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RESORDER_RATE,
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RESORDER_SIGN,
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RESORDER_HOW_MANY
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2016-03-19 06:57:51 +13:00
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} RESORDER_TYPE;
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//---------------------------------------------------------
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2016-06-15 18:43:10 +12:00
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typedef struct {
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int src_offset; /* of weight[0] relative to start of period */
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int n_weights;
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double *weight; /* [n_weights], -1.0 <= weight <= 1.0 */
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2016-03-19 06:57:51 +13:00
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} WEIGHTSET;
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//---------------------------------------------------------
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2016-06-15 18:43:10 +12:00
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typedef struct {
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int src_period; /* after a period src and dst are in step again */
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int dst_period;
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WEIGHTSET *weightset; /* [dst_period] */
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2016-03-19 06:57:51 +13:00
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} FILTER;
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//---------------------------------------------------------
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2016-06-14 00:37:09 +12:00
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#define M_PIF float(M_PI)
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#define SINC0(x, a) (sin((M_PI / (a)) * (x)) / ((M_PI / (a)) * (x)))
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2016-03-19 06:57:51 +13:00
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#define SINC0F(x, a) (sinf((M_PIF / (a)) * (x)) / ((M_PIF / (a)) * (x)))
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#define SINC(x, a) ((x) == 0.0 ? 1.0 : SINC0(x, a))
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#define SINCF(x, a) ((x) == 0.0F ? 1.0F : SINC0F(x, a))
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#define FULL_INT_MUL_DIV(X, Y, Z) ((int)(((double)(X) * (Y) + ((Z)-1)) / (Z)))
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2016-06-15 18:43:10 +12:00
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// prototipi
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2016-03-19 06:57:51 +13:00
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void convert(TSoundTrackP &dst, const TSoundTrackP &src);
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2016-06-15 18:43:10 +12:00
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namespace {
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2016-03-19 06:57:51 +13:00
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//---------------------------------------------------------
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2016-06-15 18:43:10 +12:00
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void simplifyRatio(int *p_a, int *p_b) {
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int a = *p_a, b = *p_b;
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while (a != b)
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if (a > b)
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a -= b;
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else
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b -= a;
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if (a != 1) {
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*p_a /= a;
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*p_b /= a;
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}
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2016-03-19 06:57:51 +13:00
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}
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//---------------------------------------------------------
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2016-06-15 18:43:10 +12:00
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int getFilterRadius(FLT_TYPE flt_type) {
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int result = 0;
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switch (flt_type) {
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case FLT_TRIANGLE:
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result = 1;
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break;
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case FLT_MITCHELL:
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result = 2;
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break;
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case FLT_CUBIC_5:
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result = 2;
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break;
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case FLT_CUBIC_75:
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result = 2;
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break;
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case FLT_CUBIC_1:
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result = 2;
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break;
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case FLT_HANN2:
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result = 2;
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break;
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case FLT_HANN3:
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result = 3;
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break;
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case FLT_HAMMING2:
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result = 2;
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break;
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case FLT_HAMMING3:
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result = 3;
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break;
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case FLT_LANCZOS2:
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result = 2;
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break;
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case FLT_LANCZOS3:
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result = 3;
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break;
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case FLT_GAUSS:
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result = 2;
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break;
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default:
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assert(!"bad filter type");
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break;
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}
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return result;
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2016-03-19 06:57:51 +13:00
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}
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//---------------------------------------------------------
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2016-06-15 18:43:10 +12:00
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double filterValue(FLT_TYPE flt_type, double x) {
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if (!x) return 1.0;
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double result;
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switch (flt_type) {
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case FLT_TRIANGLE:
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if (x < -1.0)
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result = 0.0;
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else if (x < 0.0)
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result = 1.0 + x;
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else if (x < 1.0)
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result = 1.0 - x;
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else
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result = 0.0;
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break;
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case FLT_MITCHELL: {
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static double p0, p2, p3, q0, q1, q2, q3;
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if (!p0) {
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const double b = 1.0 / 3.0;
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const double c = 1.0 / 3.0;
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p0 = (6.0 - 2.0 * b) / 6.0;
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p2 = (-18.0 + 12.0 * b + 6.0 * c) / 6.0;
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p3 = (12.0 - 9.0 * b - 6.0 * c) / 6.0;
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q0 = (8.0 * b + 24.0 * c) / 6.0;
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q1 = (-12.0 * b - 48.0 * c) / 6.0;
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q2 = (6.0 * b + 30.0 * c) / 6.0;
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q3 = (-b - 6.0 * c) / 6.0;
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}
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if (x < -2.0)
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result = 0.0;
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else if (x < -1.0)
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result = (q0 - x * (q1 - x * (q2 - x * q3)));
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else if (x < 0.0)
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result = (p0 + x * x * (p2 - x * p3));
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else if (x < 1.0)
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result = (p0 + x * x * (p2 + x * p3));
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else if (x < 2.0)
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result = (q0 + x * (q1 + x * (q2 + x * q3)));
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break;
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}
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case FLT_CUBIC_5:
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if (x < 0.0)
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x = -x;
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else if (x < 1.0)
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result = 2.5 * x * x * x - 3.5 * x * x + 1;
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else if (x < 2.0)
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result = 0.5 * x * x * x - 2.5 * x * x + 4 * x - 2;
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break;
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case FLT_CUBIC_75:
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if (x < 0.0)
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x = -x;
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else if (x < 1.0)
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result = 2.75 * x * x * x - 3.75 * x * x + 1;
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else if (x < 2.0)
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result = 0.75 * x * x * x - 3.75 * x * x + 6 * x - 3;
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break;
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case FLT_CUBIC_1:
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if (x < 0.0)
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x = -x;
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else if (x < 1.0)
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result = 3 * x * x * x - 4 * x * x + 1;
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else if (x < 2.0)
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result = x * x * x - 5 * x * x + 8 * x - 4;
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break;
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case FLT_HANN2:
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if (x <= -2.0)
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result = 0.0;
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else if (x < 2.0)
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result = SINC0(x, 1) * (0.5 + 0.5 * cos(M_PI_2 * x));
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break;
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case FLT_HANN3:
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if (x <= -3.0)
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result = 0.0;
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else if (x < 3.0)
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result = SINC0(x, 1) * (0.5 + 0.5 * cos((M_PI / 3) * x));
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break;
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case FLT_HAMMING2:
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if (x <= -2.0)
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result = 0.0;
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else if (x < 2.0)
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result = SINC0(x, 1) * (0.54 + 0.46 * cos(M_PI_2 * x));
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break;
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case FLT_HAMMING3:
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if (x <= -3.0)
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result = 0.0;
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else if (x < 3.0)
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result = SINC0(x, 1) * (0.54 + 0.46 * cos((M_PI / 3) * x));
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break;
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case FLT_LANCZOS2:
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if (x <= -2.0)
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result = 0.0;
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else if (x < 2.0)
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result = SINC0(x, 1) * SINC0(x, 2);
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break;
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case FLT_LANCZOS3:
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if (x <= -3.0)
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result = 0.0;
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else if (x < 3.0)
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result = SINC0(x, 1) * SINC0(x, 3);
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break;
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case FLT_GAUSS:
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if (x <= -2.0)
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result = 0.0;
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else if (x < 2.0)
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result = exp((-M_PI) * x * x);
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/* exp(-M_PI*2*2)~=3.5*10^-6 */
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break;
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default:
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assert(!"bad filter type");
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}
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return result;
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2016-03-19 06:57:51 +13:00
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}
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//---------------------------------------------------------
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2016-06-15 18:43:10 +12:00
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} // namespace
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2016-03-19 06:57:51 +13:00
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//==============================================================================
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template <class T1, class T2>
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2016-06-15 18:43:10 +12:00
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void convertSamplesT(TSoundTrackT<T1> &dst, const TSoundTrackT<T2> &src) {
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const T2 *srcSample = src.samples();
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T1 *dstSample = dst.samples();
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const T2 *srcEndSample =
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srcSample + std::min(src.getSampleCount(), dst.getSampleCount());
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while (srcSample < srcEndSample) {
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*dstSample = T1::from(*srcSample);
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++dstSample;
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++srcSample;
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}
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2016-03-19 06:57:51 +13:00
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}
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//==============================================================================
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template <class T>
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2016-06-15 18:43:10 +12:00
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T *resampleT(T &src, TINT32 sampleRate, FLT_TYPE flt_type) {
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typedef typename T::SampleType SampleType;
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typedef typename T::SampleType::ChannelValueType ChannelValueType;
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T *dst = new TSoundTrackT<SampleType>(
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sampleRate, src.getChannelCount(),
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(TINT32)(src.getSampleCount() *
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2021-05-20 23:35:12 +12:00
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(sampleRate / (double)src.getSampleRate())),
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src.getFormatType());
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2016-06-15 18:43:10 +12:00
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double src_rad, f, src_f0, src_to_f;
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double weight, weightsum;
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int iw, is, s0, ip, first, last;
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FILTER filter;
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filter.src_period = (int)src.getSampleRate();
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filter.dst_period = (int)dst->getSampleRate();
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simplifyRatio(&filter.src_period, &filter.dst_period);
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filter.weightset = new WEIGHTSET[filter.dst_period];
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if (!filter.weightset) return 0;
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int flt_rad = getFilterRadius(flt_type);
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double dstRate = (double)dst->getSampleRate();
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double srcRate = (double)src.getSampleRate();
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double dst_to_src = srcRate / dstRate;
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if (srcRate > dstRate) {
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src_rad = flt_rad * dst_to_src;
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src_to_f = dstRate / srcRate;
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} else {
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src_rad = flt_rad;
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src_to_f = 1.0;
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}
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for (ip = 0; ip < filter.dst_period; ip++) {
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src_f0 = ip * dst_to_src;
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if (ip == 0 && srcRate < dstRate)
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first = last = 0;
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else {
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first = intGT(src_f0 - src_rad);
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last = intLT(src_f0 + src_rad);
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}
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filter.weightset[ip].src_offset = first;
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filter.weightset[ip].n_weights = last - first + 1;
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filter.weightset[ip].weight = new double[filter.weightset[ip].n_weights];
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if (!filter.weightset[ip].weight) return 0;
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weightsum = 0.0;
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for (is = first; is <= last; is++) {
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f = (is - src_f0) * src_to_f;
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weight = filterValue(flt_type, f);
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filter.weightset[ip].weight[is - first] = weight;
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weightsum += weight;
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}
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assert(weightsum);
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for (is = first; is <= last; is++)
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filter.weightset[ip].weight[is - first] /= weightsum;
|
|
|
|
}
|
|
|
|
|
|
|
|
ip = 0;
|
|
|
|
s0 = 0;
|
|
|
|
|
|
|
|
for (TINT32 id = 0; id < dst->getSampleCount(); id++) {
|
|
|
|
SampleType dstSample;
|
|
|
|
SampleType srcSample;
|
|
|
|
|
|
|
|
is = s0 + filter.weightset[ip].src_offset;
|
|
|
|
|
|
|
|
int iwFirst, iwLast;
|
|
|
|
if (is > 0) {
|
|
|
|
iwFirst = 0;
|
|
|
|
iwLast = std::min<int>(filter.weightset[ip].n_weights,
|
|
|
|
src.getSampleCount() - is);
|
|
|
|
} else {
|
|
|
|
iwFirst = -is;
|
|
|
|
is = 0;
|
|
|
|
iwLast =
|
|
|
|
std::min<int>(filter.weightset[ip].n_weights, src.getSampleCount());
|
|
|
|
}
|
|
|
|
|
|
|
|
double dstChannel[2];
|
|
|
|
|
|
|
|
dstChannel[0] = 0;
|
|
|
|
dstChannel[1] = 0;
|
|
|
|
|
|
|
|
dstSample = SampleType();
|
|
|
|
|
|
|
|
for (iw = iwFirst; iw < iwLast; iw++, is++) {
|
|
|
|
weight = filter.weightset[ip].weight[iw];
|
|
|
|
|
|
|
|
srcSample = *(src.samples() + is);
|
|
|
|
|
|
|
|
/*
|
|
|
|
T::SampleType tmp = srcSample*weight;
|
|
|
|
dstSample += tmp;
|
|
|
|
*/
|
|
|
|
|
|
|
|
for (int i = 0; i < src.getChannelCount(); i++)
|
|
|
|
dstChannel[i] += (double)(srcSample.getValue(i) * weight);
|
|
|
|
|
|
|
|
// assert(dstSample.getValue(0) == dstChannel[0]);
|
|
|
|
}
|
|
|
|
|
|
|
|
for (int i = 0; i < src.getChannelCount(); i++)
|
|
|
|
dstSample.setValue(i, (ChannelValueType)(tround(dstChannel[i])));
|
|
|
|
|
|
|
|
*(dst->samples() + id) = dstSample;
|
|
|
|
|
|
|
|
ip++;
|
|
|
|
if (ip == filter.dst_period) {
|
|
|
|
ip = 0;
|
|
|
|
s0 += filter.src_period;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
for (ip = 0; ip < filter.dst_period; ip++)
|
|
|
|
delete[] filter.weightset[ip].weight;
|
|
|
|
|
|
|
|
delete[] filter.weightset;
|
|
|
|
return dst;
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//=============================================================================
|
|
|
|
|
2016-06-29 18:17:12 +12:00
|
|
|
class TSoundTrackResample final : public TSoundTransform {
|
2016-06-15 18:43:10 +12:00
|
|
|
TINT32 m_sampleRate;
|
|
|
|
FLT_TYPE m_filterType;
|
2016-03-19 06:57:51 +13:00
|
|
|
|
|
|
|
public:
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackResample(TINT32 sampleRate, FLT_TYPE filterType)
|
|
|
|
: TSoundTransform(), m_sampleRate(sampleRate), m_filterType(filterType) {}
|
|
|
|
|
|
|
|
~TSoundTrackResample(){};
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono8Signed &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackMono8Signed *dst = resampleT(
|
|
|
|
const_cast<TSoundTrackMono8Signed &>(src), m_sampleRate, m_filterType);
|
|
|
|
|
|
|
|
return TSoundTrackP(dst);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono8Unsigned &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackMono8Unsigned *dst =
|
|
|
|
resampleT(const_cast<TSoundTrackMono8Unsigned &>(src), m_sampleRate,
|
|
|
|
m_filterType);
|
|
|
|
|
|
|
|
return TSoundTrackP(dst);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo8Signed &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackStereo8Signed *dst =
|
|
|
|
resampleT(const_cast<TSoundTrackStereo8Signed &>(src), m_sampleRate,
|
|
|
|
m_filterType);
|
|
|
|
|
|
|
|
return TSoundTrackP(dst);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo8Unsigned &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackStereo8Unsigned *dst =
|
|
|
|
resampleT(const_cast<TSoundTrackStereo8Unsigned &>(src), m_sampleRate,
|
|
|
|
m_filterType);
|
|
|
|
|
|
|
|
return TSoundTrackP(dst);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono16 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackMono16 *dst = resampleT(const_cast<TSoundTrackMono16 &>(src),
|
|
|
|
m_sampleRate, m_filterType);
|
|
|
|
|
|
|
|
return TSoundTrackP(dst);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo16 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackStereo16 *dst = resampleT(const_cast<TSoundTrackStereo16 &>(src),
|
|
|
|
m_sampleRate, m_filterType);
|
|
|
|
|
|
|
|
return TSoundTrackP(dst);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono24 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackMono24 *dst = resampleT(const_cast<TSoundTrackMono24 &>(src),
|
|
|
|
m_sampleRate, m_filterType);
|
|
|
|
|
|
|
|
return TSoundTrackP(dst);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo24 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackStereo24 *dst = resampleT(const_cast<TSoundTrackStereo24 &>(src),
|
|
|
|
m_sampleRate, m_filterType);
|
|
|
|
|
|
|
|
return TSoundTrackP(dst);
|
|
|
|
}
|
2021-05-17 08:05:25 +12:00
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackMono32 &src) override {
|
|
|
|
TSoundTrackMono32 *dst = resampleT(const_cast<TSoundTrackMono32 &>(src),
|
|
|
|
m_sampleRate, m_filterType);
|
|
|
|
|
|
|
|
return TSoundTrackP(dst);
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo32 &src) override {
|
|
|
|
TSoundTrackStereo32 *dst = resampleT(const_cast<TSoundTrackStereo32 &>(src),
|
|
|
|
m_sampleRate, m_filterType);
|
|
|
|
|
|
|
|
return TSoundTrackP(dst);
|
|
|
|
}
|
2021-05-20 23:35:12 +12:00
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackMono32float &src) override {
|
|
|
|
TSoundTrackMono32float *dst = resampleT(
|
|
|
|
const_cast<TSoundTrackMono32float &>(src), m_sampleRate, m_filterType);
|
|
|
|
|
|
|
|
return TSoundTrackP(dst);
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo32float &src) override {
|
|
|
|
TSoundTrackStereo32float *dst =
|
|
|
|
resampleT(const_cast<TSoundTrackStereo32float &>(src), m_sampleRate,
|
|
|
|
m_filterType);
|
|
|
|
|
|
|
|
return TSoundTrackP(dst);
|
|
|
|
}
|
2016-03-19 06:57:51 +13:00
|
|
|
};
|
|
|
|
|
|
|
|
//==============================================================================
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSop::resample(TSoundTrackP src, TINT32 sampleRate) {
|
|
|
|
TSoundTrackResample *resample =
|
|
|
|
new TSoundTrackResample(sampleRate, FLT_HAMMING3);
|
|
|
|
TSoundTrackP dst = src->apply(resample);
|
|
|
|
delete resample;
|
|
|
|
return dst;
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//==============================================================================
|
|
|
|
|
|
|
|
template <class SRC>
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP doConvertWithoutResamplingT(SRC *src,
|
|
|
|
const TSoundTrackFormat &dstFormat) {
|
|
|
|
TSoundTrackP dst = TSoundTrack::create(dstFormat, src->getSampleCount());
|
|
|
|
if (!dst) return 0;
|
|
|
|
|
|
|
|
TSoundTrackMono8Unsigned *dstM8U =
|
|
|
|
dynamic_cast<TSoundTrackMono8Unsigned *>(dst.getPointer());
|
|
|
|
if (dstM8U) {
|
|
|
|
convertSamplesT(*dstM8U, *src);
|
|
|
|
return dstM8U;
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackMono8Signed *dstM8S =
|
|
|
|
dynamic_cast<TSoundTrackMono8Signed *>(dst.getPointer());
|
|
|
|
if (dstM8S) {
|
|
|
|
convertSamplesT(*dstM8S, *src);
|
|
|
|
return dstM8S;
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackStereo8Signed *dstS8S =
|
|
|
|
dynamic_cast<TSoundTrackStereo8Signed *>(dst.getPointer());
|
|
|
|
if (dstS8S) {
|
|
|
|
convertSamplesT(*dstS8S, *src);
|
|
|
|
return dstS8S;
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackStereo8Unsigned *dstS8U =
|
|
|
|
dynamic_cast<TSoundTrackStereo8Unsigned *>(dst.getPointer());
|
|
|
|
if (dstS8U) {
|
|
|
|
convertSamplesT(*dstS8U, *src);
|
|
|
|
return dstS8U;
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackMono16 *dstM16 =
|
|
|
|
dynamic_cast<TSoundTrackMono16 *>(dst.getPointer());
|
|
|
|
if (dstM16) {
|
|
|
|
convertSamplesT(*dstM16, *src);
|
|
|
|
return dstM16;
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackStereo16 *dstS16 =
|
|
|
|
dynamic_cast<TSoundTrackStereo16 *>(dst.getPointer());
|
|
|
|
if (dstS16) {
|
|
|
|
convertSamplesT(*dstS16, *src);
|
|
|
|
return dstS16;
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackMono24 *dstM24 =
|
|
|
|
dynamic_cast<TSoundTrackMono24 *>(dst.getPointer());
|
|
|
|
if (dstM24) {
|
|
|
|
convertSamplesT(*dstM24, *src);
|
|
|
|
return dstM24;
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackStereo24 *dstS24 =
|
|
|
|
dynamic_cast<TSoundTrackStereo24 *>(dst.getPointer());
|
|
|
|
if (dstS24) {
|
|
|
|
convertSamplesT(*dstS24, *src);
|
|
|
|
return dstS24;
|
|
|
|
}
|
|
|
|
|
2021-05-17 08:05:25 +12:00
|
|
|
TSoundTrackMono32 *dstM32 =
|
|
|
|
dynamic_cast<TSoundTrackMono32 *>(dst.getPointer());
|
|
|
|
if (dstM32) {
|
|
|
|
convertSamplesT(*dstM32, *src);
|
|
|
|
return dstM32;
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackStereo32 *dstS32 =
|
|
|
|
dynamic_cast<TSoundTrackStereo32 *>(dst.getPointer());
|
|
|
|
if (dstS32) {
|
|
|
|
convertSamplesT(*dstS32, *src);
|
|
|
|
return dstS32;
|
|
|
|
}
|
|
|
|
|
2021-05-20 23:35:12 +12:00
|
|
|
TSoundTrackMono32float *dstM32f =
|
|
|
|
dynamic_cast<TSoundTrackMono32float *>(dst.getPointer());
|
|
|
|
if (dstM32f) {
|
|
|
|
convertSamplesT(*dstM32f, *src);
|
|
|
|
return dstM32f;
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackStereo32float *dstS32f =
|
|
|
|
dynamic_cast<TSoundTrackStereo32float *>(dst.getPointer());
|
|
|
|
if (dstS32f) {
|
|
|
|
convertSamplesT(*dstS32f, *src);
|
|
|
|
return dstS32f;
|
|
|
|
}
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
return 0;
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-29 18:17:12 +12:00
|
|
|
class TSoundTrackConverterWithoutResampling final : public TSoundTransform {
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackFormat m_format;
|
2016-03-19 06:57:51 +13:00
|
|
|
|
|
|
|
public:
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackConverterWithoutResampling(const TSoundTrackFormat &format)
|
|
|
|
: m_format(format) {}
|
|
|
|
|
|
|
|
~TSoundTrackConverterWithoutResampling(){};
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono8Signed &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doConvertWithoutResamplingT(&src, m_format);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono8Unsigned &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doConvertWithoutResamplingT(&src, m_format);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo8Signed &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doConvertWithoutResamplingT(&src, m_format);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo8Unsigned &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doConvertWithoutResamplingT(&src, m_format);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono16 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doConvertWithoutResamplingT(&src, m_format);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo16 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doConvertWithoutResamplingT(&src, m_format);
|
|
|
|
}
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono24 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doConvertWithoutResamplingT(&src, m_format);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo24 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doConvertWithoutResamplingT(&src, m_format);
|
|
|
|
}
|
2021-05-17 08:05:25 +12:00
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackMono32 &src) override {
|
|
|
|
return doConvertWithoutResamplingT(&src, m_format);
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo32 &src) override {
|
|
|
|
return doConvertWithoutResamplingT(&src, m_format);
|
|
|
|
}
|
2021-05-20 23:35:12 +12:00
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackMono32float &src) override {
|
|
|
|
return doConvertWithoutResamplingT(&src, m_format);
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo32float &src) override {
|
|
|
|
return doConvertWithoutResamplingT(&src, m_format);
|
|
|
|
}
|
2016-03-19 06:57:51 +13:00
|
|
|
};
|
|
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
2016-06-15 18:43:10 +12:00
|
|
|
namespace {
|
|
|
|
|
|
|
|
void convertWithoutResampling(TSoundTrackP &dst, const TSoundTrackP &src) {
|
|
|
|
TSoundTrackConverterWithoutResampling *converter;
|
|
|
|
converter = new TSoundTrackConverterWithoutResampling(dst->getFormat());
|
|
|
|
dst = src->apply(converter);
|
|
|
|
delete converter;
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
} // namespace
|
2016-03-19 06:57:51 +13:00
|
|
|
|
|
|
|
//==============================================================================
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSop::convert(const TSoundTrackP &src,
|
|
|
|
const TSoundTrackFormat &dstFormat) {
|
|
|
|
TINT32 dstSampleCount =
|
|
|
|
(TINT32)(src->getSampleCount() *
|
|
|
|
(dstFormat.m_sampleRate / (double)src->getSampleRate()));
|
2016-03-19 06:57:51 +13:00
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP dst = TSoundTrack::create(dstFormat, dstSampleCount);
|
|
|
|
TSop::convert(dst, src);
|
|
|
|
return dst;
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
void TSop::convert(TSoundTrackP &dst, const TSoundTrackP &src) {
|
|
|
|
int src_reslen, dst_reslen;
|
|
|
|
int src_bits, dst_bits;
|
|
|
|
int src_chans, dst_chans;
|
|
|
|
TSoundTrackP tmp, tmq;
|
|
|
|
RESORDER_TYPE order;
|
|
|
|
|
|
|
|
assert(src->getSampleCount() >= 0 && dst->getSampleCount() >= 0);
|
|
|
|
if (!dst->getSampleCount()) return;
|
|
|
|
|
|
|
|
if (!src->getSampleCount()) {
|
|
|
|
dst->blank(0L, (TINT32)(dst->getSampleCount() - 1));
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (src->getSampleRate() == dst->getSampleRate()) {
|
|
|
|
src_reslen = dst->getSampleCount();
|
|
|
|
notMoreThan((int)src->getSampleCount(), src_reslen);
|
|
|
|
dst_reslen = src_reslen;
|
|
|
|
convertWithoutResampling(dst, src);
|
|
|
|
} else {
|
|
|
|
src_reslen = FULL_INT_MUL_DIV(dst->getSampleCount(), src->getSampleRate(),
|
|
|
|
dst->getSampleRate());
|
|
|
|
|
|
|
|
if (src_reslen > src->getSampleCount()) {
|
|
|
|
src_reslen = src->getSampleCount();
|
|
|
|
dst_reslen = FULL_INT_MUL_DIV(src_reslen, dst->getSampleRate(),
|
|
|
|
src->getSampleRate());
|
|
|
|
} else
|
|
|
|
dst_reslen = dst->getSampleCount();
|
|
|
|
|
|
|
|
src_chans = src->getChannelCount();
|
|
|
|
dst_chans = dst->getChannelCount();
|
|
|
|
src_bits = src->getBitPerSample();
|
|
|
|
dst_bits = dst->getBitPerSample();
|
|
|
|
|
|
|
|
if (src_chans == dst_chans && src_bits == dst_bits)
|
|
|
|
if (src->isSampleSigned() == dst->isSampleSigned())
|
|
|
|
order = RESORDER_RATE;
|
|
|
|
else
|
|
|
|
order = RESORDER_SIGN;
|
|
|
|
else if (src_chans < dst_chans) {
|
|
|
|
if (src_bits < dst_bits)
|
|
|
|
order = RESORDER_BITS_RATE_CHANS;
|
|
|
|
else
|
|
|
|
order = RESORDER_RATE_BITS_CHANS;
|
|
|
|
} else if (src_chans > dst_chans) {
|
|
|
|
if (src_bits > dst_bits)
|
|
|
|
order = RESORDER_CHANS_RATE_BITS;
|
|
|
|
else
|
|
|
|
order = RESORDER_CHANS_BITS_RATE;
|
|
|
|
} else {
|
|
|
|
if (src_bits > dst_bits)
|
|
|
|
order = RESORDER_RATE_BITS;
|
|
|
|
else
|
|
|
|
order = RESORDER_BITS_RATE;
|
|
|
|
}
|
|
|
|
|
|
|
|
switch (order) {
|
|
|
|
case RESORDER_CHANS_RATE_BITS:
|
|
|
|
case RESORDER_BITS_RATE_CHANS:
|
|
|
|
int chans, bitPerSample;
|
|
|
|
if (src->getChannelCount() <= dst->getChannelCount())
|
|
|
|
chans = src->getChannelCount();
|
|
|
|
else
|
|
|
|
chans = dst->getChannelCount();
|
|
|
|
|
|
|
|
if (src->getBitPerSample() >= dst->getBitPerSample())
|
|
|
|
bitPerSample = src->getBitPerSample();
|
|
|
|
else
|
|
|
|
bitPerSample = dst->getBitPerSample();
|
|
|
|
|
|
|
|
tmp = TSoundTrack::create((int)src->getSampleRate(), bitPerSample, chans,
|
|
|
|
src_reslen * src->getSampleSize());
|
|
|
|
|
|
|
|
convertWithoutResampling(tmp, src);
|
|
|
|
tmq = TSop::resample(tmp, (TINT32)dst->getSampleRate());
|
|
|
|
convertWithoutResampling(dst, tmq);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case RESORDER_RATE_BITS_CHANS:
|
|
|
|
case RESORDER_RATE_BITS:
|
|
|
|
case RESORDER_RATE_CHANS:
|
|
|
|
tmp = TSop::resample(src, (TINT32)dst->getSampleRate());
|
|
|
|
convertWithoutResampling(dst, tmp);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case RESORDER_CHANS_BITS_RATE:
|
|
|
|
case RESORDER_BITS_RATE:
|
|
|
|
case RESORDER_CHANS_RATE:
|
|
|
|
case RESORDER_SIGN:
|
|
|
|
tmp = TSoundTrack::create((int)src->getSampleRate(),
|
|
|
|
dst->getBitPerSample(), dst->getChannelCount(),
|
|
|
|
src_reslen * dst->getSampleSize(),
|
|
|
|
dst->isSampleSigned());
|
|
|
|
|
|
|
|
convertWithoutResampling(tmp, src);
|
|
|
|
dst = TSop::resample(tmp, (TINT32)dst->getSampleRate());
|
|
|
|
break;
|
|
|
|
|
|
|
|
case RESORDER_RATE:
|
|
|
|
dst = TSop::resample(src, (TINT32)dst->getSampleRate());
|
|
|
|
break;
|
|
|
|
|
|
|
|
default:
|
|
|
|
assert(false);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (dst_reslen < dst->getSampleCount())
|
|
|
|
dst->blank((TINT32)dst_reslen, (TINT32)(dst->getSampleCount() - 1));
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//==============================================================================
|
|
|
|
|
|
|
|
template <class T>
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP doReverb(TSoundTrackT<T> *src, double delayTime,
|
|
|
|
double decayFactor, double extendTime) {
|
|
|
|
TINT32 dstSampleCount =
|
|
|
|
src->getSampleCount() + (TINT32)(src->getSampleRate() * extendTime);
|
|
|
|
|
2021-05-20 23:35:12 +12:00
|
|
|
TSoundTrackT<T> *dst =
|
|
|
|
new TSoundTrackT<T>(src->getSampleRate(), src->getChannelCount(),
|
|
|
|
dstSampleCount, src->getFormatType());
|
2016-06-15 18:43:10 +12:00
|
|
|
|
|
|
|
TINT32 sampleRate = (TINT32)src->getSampleRate();
|
|
|
|
TINT32 k = (TINT32)(sampleRate * delayTime);
|
|
|
|
|
|
|
|
T *srcSample = src->samples();
|
|
|
|
T *dstSample = dst->samples();
|
|
|
|
T *endDstSample = dst->samples() + k;
|
|
|
|
|
|
|
|
while (dstSample < endDstSample) *dstSample++ = *srcSample++;
|
|
|
|
|
|
|
|
// la formula del reverb e'
|
|
|
|
// out(i) = in(i) + decayFactor * out(i - k)
|
|
|
|
|
|
|
|
// int channelCount = src->getChannelCount();
|
|
|
|
|
|
|
|
endDstSample =
|
|
|
|
dst->samples() + std::min(dstSampleCount, (TINT32)src->getSampleCount());
|
|
|
|
while (dstSample < endDstSample) {
|
|
|
|
//*dstSample = *srcSample + *(dstSample - k)*decayFactor;
|
|
|
|
*dstSample = T::mix(*srcSample, 1, *(dstSample - k), decayFactor);
|
|
|
|
++dstSample;
|
|
|
|
++srcSample;
|
|
|
|
}
|
|
|
|
|
|
|
|
endDstSample = dst->samples() + dstSampleCount;
|
|
|
|
while (dstSample < endDstSample) {
|
|
|
|
//*dstSample = *(dstSample - k)*decayFactor;
|
|
|
|
*dstSample = T::mix(T(), 0, *(dstSample - k), decayFactor);
|
|
|
|
++dstSample;
|
|
|
|
}
|
|
|
|
|
|
|
|
return TSoundTrackP(dst);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//==============================================================================
|
|
|
|
|
2016-06-29 18:17:12 +12:00
|
|
|
class TSoundReverb final : public TSoundTransform {
|
2016-06-15 18:43:10 +12:00
|
|
|
double m_delayTime;
|
|
|
|
double m_decayFactor;
|
|
|
|
double m_extendTime;
|
2016-03-19 06:57:51 +13:00
|
|
|
|
|
|
|
public:
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundReverb(double delayTime, double decayFactor, double extendTime)
|
|
|
|
: m_delayTime(delayTime)
|
|
|
|
, m_decayFactor(decayFactor)
|
|
|
|
, m_extendTime(extendTime) {}
|
|
|
|
|
|
|
|
~TSoundReverb() {}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono8Signed &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doReverb(const_cast<TSoundTrackMono8Signed *>(&src), m_delayTime,
|
|
|
|
m_decayFactor, m_extendTime);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono8Unsigned &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doReverb(const_cast<TSoundTrackMono8Unsigned *>(&src), m_delayTime,
|
|
|
|
m_decayFactor, m_extendTime);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo8Signed &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doReverb(const_cast<TSoundTrackStereo8Signed *>(&src), m_delayTime,
|
|
|
|
m_decayFactor, m_extendTime);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo8Unsigned &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doReverb(const_cast<TSoundTrackStereo8Unsigned *>(&src), m_delayTime,
|
|
|
|
m_decayFactor, m_extendTime);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono16 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doReverb(const_cast<TSoundTrackMono16 *>(&src), m_delayTime,
|
|
|
|
m_decayFactor, m_extendTime);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo16 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doReverb(const_cast<TSoundTrackStereo16 *>(&src), m_delayTime,
|
|
|
|
m_decayFactor, m_extendTime);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono24 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doReverb(const_cast<TSoundTrackMono24 *>(&src), m_delayTime,
|
|
|
|
m_decayFactor, m_extendTime);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo24 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doReverb(const_cast<TSoundTrackStereo24 *>(&src), m_delayTime,
|
|
|
|
m_decayFactor, m_extendTime);
|
|
|
|
}
|
2021-05-17 08:05:25 +12:00
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackMono32 &src) override {
|
|
|
|
return doReverb(const_cast<TSoundTrackMono32 *>(&src), m_delayTime,
|
|
|
|
m_decayFactor, m_extendTime);
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo32 &src) override {
|
|
|
|
return doReverb(const_cast<TSoundTrackStereo32 *>(&src), m_delayTime,
|
|
|
|
m_decayFactor, m_extendTime);
|
|
|
|
}
|
2021-05-20 23:35:12 +12:00
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackMono32float &src) override {
|
|
|
|
return doReverb(const_cast<TSoundTrackMono32float *>(&src), m_delayTime,
|
|
|
|
m_decayFactor, m_extendTime);
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo32float &src) override {
|
|
|
|
return doReverb(const_cast<TSoundTrackStereo32float *>(&src), m_delayTime,
|
|
|
|
m_decayFactor, m_extendTime);
|
|
|
|
}
|
2016-03-19 06:57:51 +13:00
|
|
|
};
|
|
|
|
|
|
|
|
//==============================================================================
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSop::reverb(TSoundTrackP src, double delayTime,
|
|
|
|
double decayFactor, double extendTime) {
|
|
|
|
TSoundReverb *reverb = new TSoundReverb(delayTime, decayFactor, extendTime);
|
|
|
|
assert(reverb);
|
|
|
|
if (!reverb) return TSoundTrackP();
|
|
|
|
TSoundTrackP dst = src->apply(reverb);
|
|
|
|
delete reverb;
|
|
|
|
return dst;
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//==============================================================================
|
|
|
|
|
|
|
|
template <class T>
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP doGate(TSoundTrackT<T> *src, double threshold, double holdTime,
|
|
|
|
double /*releaseTime*/) {
|
2021-05-20 23:35:12 +12:00
|
|
|
TSoundTrackT<T> *dst =
|
|
|
|
new TSoundTrackT<T>(src->getSampleRate(), src->getChannelCount(),
|
|
|
|
src->getSampleCount(), src->getFormatType());
|
2016-06-15 18:43:10 +12:00
|
|
|
|
|
|
|
double sampleExcursion_inv =
|
|
|
|
1.0 / (double)(src->getMaxPressure(0, src->getSampleCount() - 1, 0) -
|
|
|
|
src->getMinPressure(0, src->getSampleCount() - 1, 0));
|
|
|
|
|
|
|
|
TINT32 holdTimeSamples = src->secondsToSamples(holdTime);
|
|
|
|
TINT32 time = 0;
|
|
|
|
|
|
|
|
const T *srcSample = src->samples();
|
|
|
|
const T *srcEndSample = srcSample + src->getSampleCount();
|
|
|
|
T *dstSample = dst->samples();
|
|
|
|
|
|
|
|
while (srcSample < srcEndSample) {
|
|
|
|
if (fabs(srcSample->getValue(0) * sampleExcursion_inv) < threshold) {
|
|
|
|
if (time >= holdTimeSamples)
|
|
|
|
*dstSample = T();
|
|
|
|
else
|
|
|
|
*dstSample = *srcSample;
|
|
|
|
|
|
|
|
++time;
|
|
|
|
} else {
|
|
|
|
time = 0;
|
|
|
|
*dstSample = *srcSample;
|
|
|
|
}
|
|
|
|
|
|
|
|
++srcSample;
|
|
|
|
++dstSample;
|
|
|
|
}
|
|
|
|
|
|
|
|
return dst;
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//==============================================================================
|
|
|
|
|
2016-06-29 18:17:12 +12:00
|
|
|
class TSoundGate final : public TSoundTransform {
|
2016-06-15 18:43:10 +12:00
|
|
|
double m_threshold;
|
|
|
|
double m_holdTime;
|
|
|
|
double m_releaseTime;
|
2016-03-19 06:57:51 +13:00
|
|
|
|
|
|
|
public:
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundGate(double threshold, double holdTime, double releaseTime)
|
|
|
|
: m_threshold(threshold)
|
|
|
|
, m_holdTime(holdTime)
|
|
|
|
, m_releaseTime(releaseTime) {}
|
|
|
|
|
|
|
|
~TSoundGate() {}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono8Signed &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doGate(const_cast<TSoundTrackMono8Signed *>(&src), m_threshold,
|
|
|
|
m_holdTime, m_releaseTime);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono8Unsigned &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doGate(const_cast<TSoundTrackMono8Unsigned *>(&src), m_threshold,
|
|
|
|
m_holdTime, m_releaseTime);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo8Signed &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doGate(const_cast<TSoundTrackStereo8Signed *>(&src), m_threshold,
|
|
|
|
m_holdTime, m_releaseTime);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo8Unsigned &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doGate(const_cast<TSoundTrackStereo8Unsigned *>(&src), m_threshold,
|
|
|
|
m_holdTime, m_releaseTime);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono16 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doGate(const_cast<TSoundTrackMono16 *>(&src), m_threshold,
|
|
|
|
m_holdTime, m_releaseTime);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo16 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doGate(const_cast<TSoundTrackStereo16 *>(&src), m_threshold,
|
|
|
|
m_holdTime, m_releaseTime);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono24 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doGate(const_cast<TSoundTrackMono24 *>(&src), m_threshold,
|
|
|
|
m_holdTime, m_releaseTime);
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo24 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
return doGate(const_cast<TSoundTrackStereo24 *>(&src), m_threshold,
|
|
|
|
m_holdTime, m_releaseTime);
|
|
|
|
}
|
2021-05-17 08:05:25 +12:00
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackMono32 &src) override {
|
|
|
|
return doGate(const_cast<TSoundTrackMono32 *>(&src), m_threshold,
|
|
|
|
m_holdTime, m_releaseTime);
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo32 &src) override {
|
|
|
|
return doGate(const_cast<TSoundTrackStereo32 *>(&src), m_threshold,
|
|
|
|
m_holdTime, m_releaseTime);
|
|
|
|
}
|
2021-05-20 23:35:12 +12:00
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackMono32float &src) override {
|
|
|
|
return doGate(const_cast<TSoundTrackMono32float *>(&src), m_threshold,
|
|
|
|
m_holdTime, m_releaseTime);
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo32float &src) override {
|
|
|
|
return doGate(const_cast<TSoundTrackStereo32float *>(&src), m_threshold,
|
|
|
|
m_holdTime, m_releaseTime);
|
|
|
|
}
|
2016-03-19 06:57:51 +13:00
|
|
|
};
|
|
|
|
|
|
|
|
//==============================================================================
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSop::gate(TSoundTrackP src, double threshold, double holdTime,
|
|
|
|
double releaseTime) {
|
|
|
|
TSoundGate *gate = new TSoundGate(threshold, holdTime, releaseTime);
|
|
|
|
assert(gate);
|
|
|
|
if (!gate) return TSoundTrackP();
|
|
|
|
TSoundTrackP dst = src->apply(gate);
|
|
|
|
delete gate;
|
|
|
|
return dst;
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//==============================================================================
|
|
|
|
|
2021-07-09 00:12:10 +12:00
|
|
|
TSoundTrackP TSop::timeStretch(TSoundTrackP src, double ratio) {
|
2016-06-15 18:43:10 +12:00
|
|
|
TINT32 sampleRate = (TINT32)(src->getSampleRate() * ratio);
|
2016-03-19 06:57:51 +13:00
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
if (sampleRate > 100000) sampleRate = 100000;
|
2016-03-19 06:57:51 +13:00
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP st;
|
2016-03-19 06:57:51 +13:00
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
if (sampleRate > 0) {
|
|
|
|
TSoundTrackResample *resample =
|
|
|
|
new TSoundTrackResample(sampleRate, FLT_TRIANGLE);
|
|
|
|
st = src->apply(resample);
|
|
|
|
delete resample;
|
|
|
|
st->setSampleRate(src->getSampleRate());
|
|
|
|
}
|
2016-03-19 06:57:51 +13:00
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
return st;
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//========================================================================================
|
|
|
|
|
|
|
|
template <class T>
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP doEcho(TSoundTrackT<T> *src, double delayTime, double decayFactor,
|
|
|
|
double extendTime) {
|
|
|
|
typedef typename T::ChannelValueType ChannelValueType;
|
|
|
|
|
|
|
|
TINT32 dstSampleCount =
|
|
|
|
src->getSampleCount() + (TINT32)(src->getSampleRate() * extendTime);
|
|
|
|
|
2021-05-20 23:35:12 +12:00
|
|
|
TSoundTrackT<T> *dst =
|
|
|
|
new TSoundTrackT<T>(src->getSampleRate(), src->getChannelCount(),
|
|
|
|
dstSampleCount, src->getFormatType());
|
2016-06-15 18:43:10 +12:00
|
|
|
|
|
|
|
TINT32 sampleRate = (TINT32)src->getSampleRate();
|
|
|
|
TINT32 k = (TINT32)(sampleRate * delayTime);
|
|
|
|
|
|
|
|
T *srcSample = src->samples();
|
|
|
|
T *dstSample = dst->samples();
|
|
|
|
T *endDstSample = dst->samples() + k;
|
|
|
|
|
|
|
|
while (dstSample < endDstSample) *dstSample++ = *srcSample++;
|
|
|
|
|
|
|
|
// la formula dell'echo e'
|
|
|
|
// out(i) = in(i) + decayFactor * in(i - k)
|
|
|
|
|
|
|
|
bool chans = src->getChannelCount() == 2;
|
|
|
|
endDstSample =
|
|
|
|
dst->samples() + std::min(dstSampleCount, (TINT32)src->getSampleCount());
|
|
|
|
while (dstSample < endDstSample) {
|
|
|
|
//*dstSample = *srcSample + *(srcSample - k)*decayFactor;
|
|
|
|
ChannelValueType val = (ChannelValueType)(
|
|
|
|
(srcSample - k)->getValue(TSound::MONO) * decayFactor);
|
|
|
|
dstSample->setValue(TSound::MONO, srcSample->getValue(TSound::MONO) + val);
|
|
|
|
if (chans) {
|
|
|
|
ChannelValueType val = (ChannelValueType)(
|
|
|
|
(srcSample - k)->getValue(TSound::RIGHT) * decayFactor);
|
|
|
|
dstSample->setValue(TSound::RIGHT,
|
|
|
|
srcSample->getValue(TSound::RIGHT) + val);
|
|
|
|
}
|
|
|
|
++dstSample;
|
|
|
|
++srcSample;
|
|
|
|
}
|
|
|
|
|
|
|
|
endDstSample = dstSample + k;
|
|
|
|
while (dstSample < endDstSample) {
|
|
|
|
//*dstSample = *(srcSample - k)*decayFactor;
|
|
|
|
ChannelValueType val = (ChannelValueType)(
|
|
|
|
(srcSample - k)->getValue(TSound::MONO) * decayFactor);
|
|
|
|
dstSample->setValue(TSound::MONO, val);
|
|
|
|
if (chans) {
|
|
|
|
ChannelValueType val = (ChannelValueType)(
|
|
|
|
(srcSample - k)->getValue(TSound::RIGHT) * decayFactor);
|
|
|
|
dstSample->setValue(TSound::RIGHT, val);
|
|
|
|
}
|
|
|
|
++dstSample;
|
|
|
|
++srcSample;
|
|
|
|
}
|
|
|
|
|
|
|
|
srcSample = src->samples() + src->getSampleCount() - 1;
|
|
|
|
endDstSample = dst->samples() + dstSampleCount;
|
|
|
|
while (dstSample < endDstSample) {
|
|
|
|
//*dstSample = *(srcSample)*decayFactor;
|
|
|
|
ChannelValueType val =
|
|
|
|
(ChannelValueType)(srcSample->getValue(TSound::MONO) * decayFactor);
|
|
|
|
dstSample->setValue(TSound::MONO, val);
|
|
|
|
if (chans) {
|
|
|
|
ChannelValueType val =
|
|
|
|
(ChannelValueType)(srcSample->getValue(TSound::RIGHT) * decayFactor);
|
|
|
|
dstSample->setValue(TSound::RIGHT, val);
|
|
|
|
}
|
|
|
|
++dstSample;
|
|
|
|
}
|
|
|
|
|
|
|
|
return TSoundTrackP(dst);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
void TSop::echo(TSoundTrackP &dst, const TSoundTrackP &src, double delayTime,
|
|
|
|
double decayFactor, double extendTime) {
|
|
|
|
TSoundTrackMono8Signed *srcM8S;
|
|
|
|
srcM8S = dynamic_cast<TSoundTrackMono8Signed *>(src.getPointer());
|
|
|
|
if (srcM8S)
|
|
|
|
dst = doEcho(srcM8S, delayTime, decayFactor, extendTime);
|
|
|
|
else {
|
|
|
|
TSoundTrackMono8Unsigned *srcM8U;
|
|
|
|
srcM8U = dynamic_cast<TSoundTrackMono8Unsigned *>(src.getPointer());
|
|
|
|
if (srcM8U)
|
|
|
|
dst = doEcho(srcM8U, delayTime, decayFactor, extendTime);
|
|
|
|
else {
|
|
|
|
TSoundTrackStereo8Signed *srcS8S;
|
|
|
|
srcS8S = dynamic_cast<TSoundTrackStereo8Signed *>(src.getPointer());
|
|
|
|
if (srcS8S)
|
|
|
|
dst = doEcho(srcS8S, delayTime, decayFactor, extendTime);
|
|
|
|
else {
|
|
|
|
TSoundTrackStereo8Unsigned *srcS8U;
|
|
|
|
srcS8U = dynamic_cast<TSoundTrackStereo8Unsigned *>(src.getPointer());
|
|
|
|
if (srcS8U)
|
|
|
|
dst = doEcho(srcS8U, delayTime, decayFactor, extendTime);
|
|
|
|
else {
|
|
|
|
TSoundTrackMono16 *srcM16;
|
|
|
|
srcM16 = dynamic_cast<TSoundTrackMono16 *>(src.getPointer());
|
|
|
|
if (srcM16)
|
|
|
|
dst = doEcho(srcM16, delayTime, decayFactor, extendTime);
|
|
|
|
else {
|
|
|
|
TSoundTrackStereo16 *srcS16;
|
|
|
|
srcS16 = dynamic_cast<TSoundTrackStereo16 *>(src.getPointer());
|
|
|
|
if (srcS16)
|
|
|
|
dst = doEcho(srcS16, delayTime, decayFactor, extendTime);
|
|
|
|
else {
|
|
|
|
TSoundTrackMono24 *srcM24;
|
|
|
|
srcM24 = dynamic_cast<TSoundTrackMono24 *>(src.getPointer());
|
|
|
|
if (srcM24)
|
|
|
|
dst = doEcho(srcM24, delayTime, decayFactor, extendTime);
|
|
|
|
else {
|
|
|
|
TSoundTrackStereo24 *srcS24;
|
|
|
|
srcS24 = dynamic_cast<TSoundTrackStereo24 *>(src.getPointer());
|
|
|
|
if (srcS24)
|
|
|
|
dst = doEcho(srcS24, delayTime, decayFactor, extendTime);
|
2021-05-17 08:05:25 +12:00
|
|
|
else {
|
|
|
|
TSoundTrackMono32 *srcM32;
|
|
|
|
srcM32 = dynamic_cast<TSoundTrackMono32 *>(src.getPointer());
|
|
|
|
if (srcM32)
|
|
|
|
dst = doEcho(srcM32, delayTime, decayFactor, extendTime);
|
|
|
|
else {
|
|
|
|
TSoundTrackStereo32 *srcS32;
|
|
|
|
srcS32 =
|
|
|
|
dynamic_cast<TSoundTrackStereo32 *>(src.getPointer());
|
|
|
|
if (srcS32)
|
|
|
|
dst = doEcho(srcS32, delayTime, decayFactor, extendTime);
|
2021-05-20 23:35:12 +12:00
|
|
|
else {
|
|
|
|
TSoundTrackMono32float *srcM32f;
|
|
|
|
srcM32f = dynamic_cast<TSoundTrackMono32float *>(
|
|
|
|
src.getPointer());
|
|
|
|
if (srcM32f)
|
|
|
|
dst =
|
|
|
|
doEcho(srcM32f, delayTime, decayFactor, extendTime);
|
|
|
|
else {
|
|
|
|
TSoundTrackStereo32float *srcS32f;
|
|
|
|
srcS32f = dynamic_cast<TSoundTrackStereo32float *>(
|
|
|
|
src.getPointer());
|
|
|
|
if (srcS32f)
|
|
|
|
dst = doEcho(srcS32f, delayTime, decayFactor,
|
|
|
|
extendTime);
|
|
|
|
}
|
|
|
|
}
|
2021-05-17 08:05:25 +12:00
|
|
|
}
|
|
|
|
}
|
2016-06-15 18:43:10 +12:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSop::insertBlank(TSoundTrackP src, TINT32 s0, TINT32 len) {
|
|
|
|
assert(len >= 0);
|
|
|
|
if (len == 0) return src;
|
|
|
|
|
|
|
|
TINT32 ss0 = tcrop<TINT32>(s0, 0, src->getSampleCount());
|
|
|
|
|
|
|
|
TSoundTrackFormat format = src->getFormat();
|
|
|
|
TSoundTrackP dst = TSoundTrack::create(format, (src->getSampleCount() + len));
|
|
|
|
|
|
|
|
UCHAR *dstRawData = (UCHAR *)dst->getRawData();
|
|
|
|
UCHAR *srcRawData = (UCHAR *)src->getRawData();
|
|
|
|
|
|
|
|
int bytePerSample = dst->getSampleSize();
|
|
|
|
memcpy(dstRawData, srcRawData, ss0 * bytePerSample);
|
|
|
|
if (format.m_signedSample)
|
|
|
|
memset(dstRawData + ss0 * bytePerSample, 0, len * bytePerSample);
|
|
|
|
else
|
|
|
|
memset(dstRawData + ss0 * bytePerSample, 127, len * bytePerSample);
|
|
|
|
memcpy(dstRawData + (ss0 + len) * bytePerSample,
|
|
|
|
srcRawData + ss0 * bytePerSample,
|
|
|
|
(src->getSampleCount() - ss0) * bytePerSample);
|
|
|
|
|
|
|
|
return dst;
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSop::insertBlank(TSoundTrackP src, double t0, double len) {
|
|
|
|
return insertBlank(src, src->secondsToSamples(t0),
|
|
|
|
src->secondsToSamples(len));
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSop::remove(TSoundTrackP src, TINT32 s0, TINT32 s1,
|
|
|
|
TSoundTrackP &paste) {
|
|
|
|
TINT32 ss0, ss1;
|
|
|
|
|
|
|
|
ss0 = std::max<TINT32>((TINT32)0, s0);
|
|
|
|
ss1 = std::min(s1, (TINT32)(src->getSampleCount() - 1));
|
|
|
|
TSoundTrackP soundTrackSlice;
|
|
|
|
if (ss0 <= ss1) soundTrackSlice = src->extract(ss0, ss1);
|
|
|
|
if (!soundTrackSlice) {
|
|
|
|
paste = TSoundTrackP();
|
|
|
|
return src;
|
|
|
|
}
|
|
|
|
paste = soundTrackSlice->clone();
|
|
|
|
|
|
|
|
TSoundTrackFormat format = src->getFormat();
|
|
|
|
TSoundTrackP dst =
|
|
|
|
TSoundTrack::create(format, (src->getSampleCount() - (ss1 - ss0 + 1)));
|
|
|
|
|
|
|
|
TINT32 dstSampleSize = dst->getSampleSize();
|
|
|
|
UCHAR *newRowData = (UCHAR *)dst->getRawData();
|
|
|
|
UCHAR *srcRowData = (UCHAR *)src->getRawData();
|
|
|
|
|
|
|
|
memcpy(newRowData, srcRowData, ss0 * dstSampleSize);
|
|
|
|
memcpy(newRowData + (ss0 * dstSampleSize),
|
|
|
|
srcRowData + (ss1 + 1) * dstSampleSize,
|
|
|
|
(src->getSampleCount() - ss1 - 1) * dst->getSampleSize());
|
|
|
|
|
|
|
|
return dst;
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSop::remove(TSoundTrackP src, double t0, double t1,
|
|
|
|
TSoundTrackP &paste) {
|
|
|
|
return remove(src, src->secondsToSamples(t0), src->secondsToSamples(t1),
|
|
|
|
paste);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
|
|
|
template <class T>
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP mixT(TSoundTrackT<T> *st1, double a1, TSoundTrackT<T> *st2,
|
|
|
|
double a2) {
|
|
|
|
TINT32 sampleCount = std::max(st1->getSampleCount(), st2->getSampleCount());
|
|
|
|
|
2021-05-20 23:35:12 +12:00
|
|
|
TSoundTrackT<T> *dst =
|
|
|
|
new TSoundTrackT<T>(st1->getSampleRate(), st1->getChannelCount(),
|
|
|
|
sampleCount); // , st1->getFormatType());
|
2016-06-15 18:43:10 +12:00
|
|
|
|
|
|
|
T *dstSample = dst->samples();
|
|
|
|
T *endDstSample =
|
|
|
|
dstSample + std::min(st1->getSampleCount(), st2->getSampleCount());
|
|
|
|
|
|
|
|
T *st1Sample = st1->samples();
|
|
|
|
T *st2Sample = st2->samples();
|
|
|
|
|
|
|
|
while (dstSample < endDstSample) {
|
|
|
|
*dstSample++ = T::mix(*st1Sample, a1, *st2Sample, a2);
|
|
|
|
++st1Sample;
|
|
|
|
++st2Sample;
|
|
|
|
}
|
|
|
|
|
|
|
|
T *srcSample =
|
|
|
|
st1->getSampleCount() > st2->getSampleCount() ? st1Sample : st2Sample;
|
|
|
|
endDstSample = dst->samples() + sampleCount;
|
|
|
|
while (dstSample < endDstSample) *dstSample++ = *srcSample++;
|
|
|
|
|
|
|
|
return TSoundTrackP(dst);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//=============================================================================
|
|
|
|
|
2016-06-29 18:17:12 +12:00
|
|
|
class TSoundTrackMixer final : public TSoundTransform {
|
2016-06-15 18:43:10 +12:00
|
|
|
double m_alpha1, m_alpha2;
|
|
|
|
TSoundTrackP m_sndtrack;
|
2016-03-19 06:57:51 +13:00
|
|
|
|
|
|
|
public:
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackMixer(double a1, double a2, const TSoundTrackP &st2)
|
|
|
|
: TSoundTransform(), m_alpha1(a1), m_alpha2(a2), m_sndtrack(st2) {}
|
|
|
|
|
|
|
|
~TSoundTrackMixer(){};
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono8Signed &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
assert(src.getFormat() == m_sndtrack->getFormat());
|
|
|
|
|
|
|
|
return (
|
|
|
|
mixT(const_cast<TSoundTrackMono8Signed *>(&src), m_alpha1,
|
|
|
|
dynamic_cast<TSoundTrackMono8Signed *>(m_sndtrack.getPointer()),
|
|
|
|
m_alpha2));
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono8Unsigned &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
assert(src.getFormat() == m_sndtrack->getFormat());
|
|
|
|
|
|
|
|
return (
|
|
|
|
mixT(const_cast<TSoundTrackMono8Unsigned *>(&src), m_alpha1,
|
|
|
|
dynamic_cast<TSoundTrackMono8Unsigned *>(m_sndtrack.getPointer()),
|
|
|
|
m_alpha2));
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo8Signed &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
assert(src.getFormat() == m_sndtrack->getFormat());
|
|
|
|
|
|
|
|
return (
|
|
|
|
mixT(const_cast<TSoundTrackStereo8Signed *>(&src), m_alpha1,
|
|
|
|
dynamic_cast<TSoundTrackStereo8Signed *>(m_sndtrack.getPointer()),
|
|
|
|
m_alpha2));
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo8Unsigned &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
assert(src.getFormat() == m_sndtrack->getFormat());
|
|
|
|
|
|
|
|
return (mixT(
|
|
|
|
const_cast<TSoundTrackStereo8Unsigned *>(&src), m_alpha1,
|
|
|
|
dynamic_cast<TSoundTrackStereo8Unsigned *>(m_sndtrack.getPointer()),
|
|
|
|
m_alpha2));
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono16 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
assert(src.getFormat() == m_sndtrack->getFormat());
|
|
|
|
|
|
|
|
return (mixT(const_cast<TSoundTrackMono16 *>(&src), m_alpha1,
|
|
|
|
dynamic_cast<TSoundTrackMono16 *>(m_sndtrack.getPointer()),
|
|
|
|
m_alpha2));
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo16 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
assert(src.getFormat() == m_sndtrack->getFormat());
|
|
|
|
|
|
|
|
return (mixT(const_cast<TSoundTrackStereo16 *>(&src), m_alpha1,
|
|
|
|
dynamic_cast<TSoundTrackStereo16 *>(m_sndtrack.getPointer()),
|
|
|
|
m_alpha2));
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono24 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
assert(src.getFormat() == m_sndtrack->getFormat());
|
|
|
|
|
|
|
|
return (mixT(const_cast<TSoundTrackMono24 *>(&src), m_alpha1,
|
|
|
|
dynamic_cast<TSoundTrackMono24 *>(m_sndtrack.getPointer()),
|
|
|
|
m_alpha2));
|
|
|
|
}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackStereo24 &src) override {
|
2016-06-15 18:43:10 +12:00
|
|
|
assert(src.getFormat() == m_sndtrack->getFormat());
|
|
|
|
|
|
|
|
return (mixT(const_cast<TSoundTrackStereo24 *>(&src), m_alpha1,
|
|
|
|
dynamic_cast<TSoundTrackStereo24 *>(m_sndtrack.getPointer()),
|
|
|
|
m_alpha2));
|
|
|
|
}
|
2021-05-17 08:05:25 +12:00
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackMono32 &src) override {
|
|
|
|
assert(src.getFormat() == m_sndtrack->getFormat());
|
|
|
|
|
|
|
|
return (mixT(const_cast<TSoundTrackMono32 *>(&src), m_alpha1,
|
|
|
|
dynamic_cast<TSoundTrackMono32 *>(m_sndtrack.getPointer()),
|
|
|
|
m_alpha2));
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo32 &src) override {
|
|
|
|
assert(src.getFormat() == m_sndtrack->getFormat());
|
|
|
|
|
|
|
|
return (mixT(const_cast<TSoundTrackStereo32 *>(&src), m_alpha1,
|
|
|
|
dynamic_cast<TSoundTrackStereo32 *>(m_sndtrack.getPointer()),
|
|
|
|
m_alpha2));
|
|
|
|
}
|
2021-05-20 23:35:12 +12:00
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackMono32float &src) override {
|
|
|
|
assert(src.getFormat() == m_sndtrack->getFormat());
|
|
|
|
|
|
|
|
return (
|
|
|
|
mixT(const_cast<TSoundTrackMono32float *>(&src), m_alpha1,
|
|
|
|
dynamic_cast<TSoundTrackMono32float *>(m_sndtrack.getPointer()),
|
|
|
|
m_alpha2));
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo32float &src) override {
|
|
|
|
assert(src.getFormat() == m_sndtrack->getFormat());
|
|
|
|
|
|
|
|
return (
|
|
|
|
mixT(const_cast<TSoundTrackStereo32float *>(&src), m_alpha1,
|
|
|
|
dynamic_cast<TSoundTrackStereo32float *>(m_sndtrack.getPointer()),
|
|
|
|
m_alpha2));
|
|
|
|
}
|
2016-03-19 06:57:51 +13:00
|
|
|
};
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSop::mix(const TSoundTrackP &st1, const TSoundTrackP &st2,
|
|
|
|
double a1, double a2) {
|
|
|
|
TSoundTrackMixer *converter;
|
|
|
|
a1 = tcrop<double>(a1, 0.0, 1.0);
|
|
|
|
a2 = tcrop<double>(a2, 0.0, 1.0);
|
|
|
|
converter = new TSoundTrackMixer(a1, a2, st2);
|
|
|
|
TSoundTrackP snd = st1->apply(converter);
|
|
|
|
delete converter;
|
|
|
|
return (snd);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//==============================================================================
|
|
|
|
//
|
|
|
|
// TSop::FadeIn
|
|
|
|
//
|
|
|
|
//==============================================================================
|
|
|
|
|
|
|
|
template <class T>
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP doFadeIn(const TSoundTrackT<T> &track, double riseFactor) {
|
|
|
|
typedef typename T::ChannelValueType ChannelValueType;
|
|
|
|
int sampleCount = (int)((double)track.getSampleCount() * riseFactor);
|
|
|
|
if (!sampleCount) sampleCount = 1;
|
|
|
|
assert(sampleCount);
|
|
|
|
int channelCount = track.getChannelCount();
|
|
|
|
|
2021-05-20 23:35:12 +12:00
|
|
|
TSoundTrackT<T> *out = new TSoundTrackT<T>(
|
|
|
|
track.getSampleRate(), channelCount, sampleCount, track.getFormatType());
|
2016-06-15 18:43:10 +12:00
|
|
|
|
|
|
|
double val[2], step[2];
|
|
|
|
|
|
|
|
ChannelValueType chan[2];
|
|
|
|
const T *firstSample = track.samples();
|
|
|
|
for (int k = 0; k < channelCount; ++k) {
|
|
|
|
chan[k] = firstSample->getValue(k);
|
|
|
|
if (firstSample->isSampleSigned()) {
|
|
|
|
val[k] = 0;
|
|
|
|
step[k] = (double)chan[k] / (double)sampleCount;
|
|
|
|
} else {
|
|
|
|
val[k] = 127;
|
|
|
|
step[k] = (double)(chan[k] - 128) / (double)sampleCount;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
T *psample = out->samples();
|
|
|
|
T *end = psample + out->getSampleCount();
|
|
|
|
|
|
|
|
while (psample < end) {
|
|
|
|
T sample;
|
|
|
|
for (int k = 0; k < channelCount; ++k) {
|
|
|
|
sample.setValue(k, (ChannelValueType)val[k]);
|
|
|
|
val[k] += step[k];
|
|
|
|
}
|
|
|
|
*psample = sample;
|
|
|
|
++psample;
|
|
|
|
}
|
|
|
|
|
|
|
|
return out;
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-29 18:17:12 +12:00
|
|
|
class TSoundTrackFaderIn final : public TSoundTransform {
|
2016-03-19 06:57:51 +13:00
|
|
|
public:
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackFaderIn(double riseFactor)
|
|
|
|
: TSoundTransform(), m_riseFactor(riseFactor) {}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono8Signed &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo8Signed &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackMono8Unsigned &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo8Unsigned &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackMono16 &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo16 &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackMono24 &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo24 &) override;
|
2021-05-17 08:05:25 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono32 &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo32 &) override;
|
2021-05-20 23:35:12 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono32float &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo32float &) override;
|
2016-06-15 18:43:10 +12:00
|
|
|
|
|
|
|
double m_riseFactor;
|
2016-03-19 06:57:51 +13:00
|
|
|
};
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderIn::compute(const TSoundTrackMono8Signed &track) {
|
|
|
|
return doFadeIn(track, m_riseFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderIn::compute(
|
|
|
|
const TSoundTrackStereo8Signed &track) {
|
|
|
|
return doFadeIn(track, m_riseFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderIn::compute(
|
|
|
|
const TSoundTrackMono8Unsigned &track) {
|
|
|
|
return doFadeIn(track, m_riseFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderIn::compute(
|
|
|
|
const TSoundTrackStereo8Unsigned &track) {
|
|
|
|
return doFadeIn(track, m_riseFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderIn::compute(const TSoundTrackMono16 &track) {
|
|
|
|
return doFadeIn(track, m_riseFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderIn::compute(const TSoundTrackStereo16 &track) {
|
|
|
|
return doFadeIn(track, m_riseFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderIn::compute(const TSoundTrackMono24 &track) {
|
|
|
|
return doFadeIn(track, m_riseFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderIn::compute(const TSoundTrackStereo24 &track) {
|
|
|
|
return doFadeIn(track, m_riseFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2021-05-17 08:05:25 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderIn::compute(const TSoundTrackMono32 &track) {
|
|
|
|
return doFadeIn(track, m_riseFactor);
|
|
|
|
}
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
|
|
|
TSoundTrackP TSoundTrackFaderIn::compute(const TSoundTrackStereo32 &track) {
|
|
|
|
return doFadeIn(track, m_riseFactor);
|
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2021-05-20 23:35:12 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderIn::compute(const TSoundTrackMono32float &track) {
|
|
|
|
return doFadeIn(track, m_riseFactor);
|
|
|
|
}
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
|
|
|
TSoundTrackP TSoundTrackFaderIn::compute(
|
|
|
|
const TSoundTrackStereo32float &track) {
|
|
|
|
return doFadeIn(track, m_riseFactor);
|
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSop::fadeIn(const TSoundTrackP src, double riseFactor) {
|
|
|
|
TSoundTrackFaderIn *fader = new TSoundTrackFaderIn(riseFactor);
|
|
|
|
TSoundTrackP out = src->apply(fader);
|
|
|
|
delete fader;
|
|
|
|
return out;
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//==============================================================================
|
|
|
|
//
|
|
|
|
// TSop::FadeOut
|
|
|
|
//
|
|
|
|
//==============================================================================
|
|
|
|
|
|
|
|
template <class T>
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP doFadeOut(const TSoundTrackT<T> &track, double decayFactor) {
|
|
|
|
typedef typename T::ChannelValueType ChannelValueType;
|
|
|
|
int sampleCount = (int)((double)track.getSampleCount() * decayFactor);
|
|
|
|
if (!sampleCount) sampleCount = 1;
|
|
|
|
assert(sampleCount);
|
|
|
|
int channelCount = track.getChannelCount();
|
|
|
|
|
2021-05-20 23:35:12 +12:00
|
|
|
TSoundTrackT<T> *out = new TSoundTrackT<T>(
|
|
|
|
track.getSampleRate(), channelCount, sampleCount, track.getFormatType());
|
2016-06-15 18:43:10 +12:00
|
|
|
|
|
|
|
double val[2], step[2];
|
|
|
|
ChannelValueType chan[2];
|
|
|
|
const T *lastSample = (track.samples() + track.getSampleCount() - 1);
|
|
|
|
for (int k = 0; k < channelCount; ++k) {
|
|
|
|
chan[k] = lastSample->getValue(k);
|
|
|
|
val[k] = (double)chan[k];
|
|
|
|
if (lastSample->isSampleSigned())
|
|
|
|
step[k] = (double)chan[k] / (double)sampleCount;
|
|
|
|
else
|
|
|
|
step[k] = (double)(chan[k] - 128) / (double)sampleCount;
|
|
|
|
}
|
|
|
|
|
|
|
|
T *psample = out->samples();
|
|
|
|
T *end = psample + out->getSampleCount();
|
|
|
|
|
|
|
|
while (psample < end) {
|
|
|
|
T sample;
|
|
|
|
for (int k = 0; k < channelCount; ++k) {
|
|
|
|
sample.setValue(k, (ChannelValueType)val[k]);
|
|
|
|
val[k] -= step[k];
|
|
|
|
}
|
|
|
|
*psample = sample;
|
|
|
|
++psample;
|
|
|
|
}
|
|
|
|
|
|
|
|
return out;
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-29 18:17:12 +12:00
|
|
|
class TSoundTrackFaderOut final : public TSoundTransform {
|
2016-03-19 06:57:51 +13:00
|
|
|
public:
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackFaderOut(double decayFactor)
|
|
|
|
: TSoundTransform(), m_decayFactor(decayFactor) {}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono8Signed &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo8Signed &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackMono8Unsigned &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo8Unsigned &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackMono16 &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo16 &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackMono24 &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo24 &) override;
|
2021-05-17 08:05:25 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono32 &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo32 &) override;
|
2021-05-20 23:35:12 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono32float &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo32float &) override;
|
2016-06-15 18:43:10 +12:00
|
|
|
|
|
|
|
double m_decayFactor;
|
2016-03-19 06:57:51 +13:00
|
|
|
};
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderOut::compute(const TSoundTrackMono8Signed &track) {
|
|
|
|
return doFadeOut(track, m_decayFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderOut::compute(
|
|
|
|
const TSoundTrackStereo8Signed &track) {
|
|
|
|
return doFadeOut(track, m_decayFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderOut::compute(
|
|
|
|
const TSoundTrackMono8Unsigned &track) {
|
|
|
|
return doFadeOut(track, m_decayFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderOut::compute(
|
|
|
|
const TSoundTrackStereo8Unsigned &track) {
|
|
|
|
return doFadeOut(track, m_decayFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderOut::compute(const TSoundTrackMono16 &track) {
|
|
|
|
return doFadeOut(track, m_decayFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderOut::compute(const TSoundTrackStereo16 &track) {
|
|
|
|
return doFadeOut(track, m_decayFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderOut::compute(const TSoundTrackMono24 &track) {
|
|
|
|
return doFadeOut(track, m_decayFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderOut::compute(const TSoundTrackStereo24 &track) {
|
|
|
|
return doFadeOut(track, m_decayFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2021-05-17 08:05:25 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderOut::compute(const TSoundTrackMono32 &track) {
|
|
|
|
return doFadeOut(track, m_decayFactor);
|
|
|
|
}
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
|
|
|
TSoundTrackP TSoundTrackFaderOut::compute(const TSoundTrackStereo32 &track) {
|
|
|
|
return doFadeOut(track, m_decayFactor);
|
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2021-05-20 23:35:12 +12:00
|
|
|
TSoundTrackP TSoundTrackFaderOut::compute(const TSoundTrackMono32float &track) {
|
|
|
|
return doFadeOut(track, m_decayFactor);
|
|
|
|
}
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
|
|
|
TSoundTrackP TSoundTrackFaderOut::compute(
|
|
|
|
const TSoundTrackStereo32float &track) {
|
|
|
|
return doFadeOut(track, m_decayFactor);
|
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSop::fadeOut(const TSoundTrackP src, double decayFactor) {
|
|
|
|
TSoundTrackFaderOut *fader = new TSoundTrackFaderOut(decayFactor);
|
|
|
|
TSoundTrackP out = src->apply(fader);
|
|
|
|
delete fader;
|
|
|
|
return out;
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//==============================================================================
|
|
|
|
//
|
|
|
|
// TSop::CrossFade
|
|
|
|
//
|
|
|
|
//==============================================================================
|
|
|
|
|
|
|
|
template <class T>
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP doCrossFade(const TSoundTrackT<T> &track1, TSoundTrackT<T> *track2,
|
|
|
|
double crossFactor) {
|
|
|
|
typedef typename T::ChannelValueType ChannelValueType;
|
|
|
|
int channelCount = track2->getChannelCount();
|
|
|
|
int sampleCount = (int)((double)track2->getSampleCount() * crossFactor);
|
|
|
|
if (!sampleCount) sampleCount = 1;
|
|
|
|
assert(sampleCount);
|
|
|
|
|
|
|
|
// ultimo campione di track1
|
|
|
|
ChannelValueType chanTrack1[2];
|
|
|
|
const T *lastSample = (track1.samples() + track1.getSampleCount() - 1);
|
|
|
|
int k;
|
|
|
|
for (k = 0; k < channelCount; ++k) chanTrack1[k] = lastSample->getValue(k);
|
|
|
|
|
|
|
|
double val[2], step[2];
|
|
|
|
|
|
|
|
// primo campione di track2
|
|
|
|
ChannelValueType chanTrack2[2];
|
|
|
|
const T *firstSample = track2->samples();
|
|
|
|
for (k = 0; k < channelCount; ++k) {
|
|
|
|
chanTrack2[k] = firstSample->getValue(k);
|
|
|
|
val[k] = chanTrack1[k] - chanTrack2[k];
|
|
|
|
step[k] = val[k] / (double)sampleCount;
|
|
|
|
}
|
|
|
|
|
|
|
|
TSoundTrackT<T> *out =
|
2021-05-20 23:35:12 +12:00
|
|
|
new TSoundTrackT<T>(track2->getSampleRate(), channelCount, sampleCount,
|
|
|
|
track2->getFormatType());
|
2016-06-15 18:43:10 +12:00
|
|
|
|
|
|
|
T *psample = out->samples();
|
|
|
|
T *end = psample + out->getSampleCount();
|
|
|
|
|
|
|
|
while (psample < end) {
|
|
|
|
T sample;
|
|
|
|
for (int k = 0; k < channelCount; ++k) {
|
|
|
|
double tot = (double)firstSample->getValue(k) + val[k];
|
|
|
|
ChannelValueType value = (ChannelValueType)tot;
|
|
|
|
|
|
|
|
sample.setValue(k, value);
|
|
|
|
val[k] -= step[k];
|
|
|
|
}
|
|
|
|
*psample = sample;
|
|
|
|
++psample;
|
|
|
|
//++firstSample;
|
|
|
|
}
|
|
|
|
|
|
|
|
return out;
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-29 18:17:12 +12:00
|
|
|
class TSoundTrackCrossFader final : public TSoundTransform {
|
2016-03-19 06:57:51 +13:00
|
|
|
public:
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackCrossFader(TSoundTrackP src, double crossFactor)
|
|
|
|
: TSoundTransform(), m_st(src), m_crossFactor(crossFactor) {}
|
|
|
|
|
2016-06-19 20:06:29 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono8Signed &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo8Signed &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackMono8Unsigned &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo8Unsigned &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackMono16 &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo16 &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackMono24 &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo24 &) override;
|
2021-05-17 08:05:25 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono32 &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo32 &) override;
|
2021-05-20 23:35:12 +12:00
|
|
|
TSoundTrackP compute(const TSoundTrackMono32float &) override;
|
|
|
|
TSoundTrackP compute(const TSoundTrackStereo32float &) override;
|
2016-06-15 18:43:10 +12:00
|
|
|
|
|
|
|
TSoundTrackP m_st;
|
|
|
|
double m_crossFactor;
|
2016-03-19 06:57:51 +13:00
|
|
|
};
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackCrossFader::compute(const TSoundTrackMono8Signed &src) {
|
|
|
|
assert(src.getFormat() == m_st->getFormat());
|
|
|
|
return doCrossFade(src,
|
|
|
|
dynamic_cast<TSoundTrackMono8Signed *>(m_st.getPointer()),
|
|
|
|
m_crossFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackCrossFader::compute(
|
|
|
|
const TSoundTrackStereo8Signed &src) {
|
|
|
|
assert(src.getFormat() == m_st->getFormat());
|
|
|
|
return doCrossFade(
|
|
|
|
src, dynamic_cast<TSoundTrackStereo8Signed *>(m_st.getPointer()),
|
|
|
|
m_crossFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackCrossFader::compute(
|
|
|
|
const TSoundTrackMono8Unsigned &src) {
|
|
|
|
assert(src.getFormat() == m_st->getFormat());
|
|
|
|
return doCrossFade(
|
|
|
|
src, dynamic_cast<TSoundTrackMono8Unsigned *>(m_st.getPointer()),
|
|
|
|
m_crossFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackCrossFader::compute(
|
|
|
|
const TSoundTrackStereo8Unsigned &src) {
|
|
|
|
assert(src.getFormat() == m_st->getFormat());
|
|
|
|
return doCrossFade(
|
|
|
|
src, dynamic_cast<TSoundTrackStereo8Unsigned *>(m_st.getPointer()),
|
|
|
|
m_crossFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackCrossFader::compute(const TSoundTrackMono16 &src) {
|
|
|
|
assert(src.getFormat() == m_st->getFormat());
|
|
|
|
return doCrossFade(src, dynamic_cast<TSoundTrackMono16 *>(m_st.getPointer()),
|
|
|
|
m_crossFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackCrossFader::compute(const TSoundTrackStereo16 &src) {
|
|
|
|
assert(src.getFormat() == m_st->getFormat());
|
|
|
|
return doCrossFade(src,
|
|
|
|
dynamic_cast<TSoundTrackStereo16 *>(m_st.getPointer()),
|
|
|
|
m_crossFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackCrossFader::compute(const TSoundTrackMono24 &src) {
|
|
|
|
assert(src.getFormat() == m_st->getFormat());
|
|
|
|
return doCrossFade(src, dynamic_cast<TSoundTrackMono24 *>(m_st.getPointer()),
|
|
|
|
m_crossFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSoundTrackCrossFader::compute(const TSoundTrackStereo24 &src) {
|
|
|
|
assert(src.getFormat() == m_st->getFormat());
|
|
|
|
return doCrossFade(src,
|
|
|
|
dynamic_cast<TSoundTrackStereo24 *>(m_st.getPointer()),
|
|
|
|
m_crossFactor);
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2021-05-17 08:05:25 +12:00
|
|
|
TSoundTrackP TSoundTrackCrossFader::compute(const TSoundTrackMono32 &src) {
|
|
|
|
assert(src.getFormat() == m_st->getFormat());
|
|
|
|
return doCrossFade(src, dynamic_cast<TSoundTrackMono32 *>(m_st.getPointer()),
|
|
|
|
m_crossFactor);
|
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
|
|
|
TSoundTrackP TSoundTrackCrossFader::compute(const TSoundTrackStereo32 &src) {
|
|
|
|
assert(src.getFormat() == m_st->getFormat());
|
|
|
|
return doCrossFade(src,
|
|
|
|
dynamic_cast<TSoundTrackStereo32 *>(m_st.getPointer()),
|
|
|
|
m_crossFactor);
|
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2021-05-20 23:35:12 +12:00
|
|
|
TSoundTrackP TSoundTrackCrossFader::compute(const TSoundTrackMono32float &src) {
|
|
|
|
assert(src.getFormat() == m_st->getFormat());
|
|
|
|
return doCrossFade(src,
|
|
|
|
dynamic_cast<TSoundTrackMono32float *>(m_st.getPointer()),
|
|
|
|
m_crossFactor);
|
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
|
|
|
TSoundTrackP TSoundTrackCrossFader::compute(
|
|
|
|
const TSoundTrackStereo32float &src) {
|
|
|
|
assert(src.getFormat() == m_st->getFormat());
|
|
|
|
return doCrossFade(
|
|
|
|
src, dynamic_cast<TSoundTrackStereo32float *>(m_st.getPointer()),
|
|
|
|
m_crossFactor);
|
|
|
|
}
|
|
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
|
2016-06-15 18:43:10 +12:00
|
|
|
TSoundTrackP TSop::crossFade(const TSoundTrackP src1, const TSoundTrackP src2,
|
|
|
|
double crossFactor) {
|
|
|
|
TSoundTrackCrossFader *fader = new TSoundTrackCrossFader(src2, crossFactor);
|
|
|
|
TSoundTrackP out = src1->apply(fader);
|
|
|
|
delete fader;
|
|
|
|
return out;
|
2016-03-19 06:57:51 +13:00
|
|
|
}
|
|
|
|
|
|
|
|
//
|
|
|
|
//
|
|
|
|
//
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//
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//==============================================================================
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//
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// TSop::CrossFadeOverWrite
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//
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//==============================================================================
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template <class T>
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2016-06-15 18:43:10 +12:00
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TSoundTrackP doCrossFadeOverWrite(const TSoundTrackT<T> &track1,
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TSoundTrackT<T> *track2, double crossFactor) {
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typedef typename T::ChannelValueType ChannelValueType;
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int channelCount = track2->getChannelCount();
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int sampleCount = (int)((double)track2->getSampleCount() * crossFactor);
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int sampleCountT2 = track2->getSampleCount();
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if (sampleCount == 0 && sampleCountT2 == 1) return track2;
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if (sampleCount == 0) sampleCount = 1;
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assert(sampleCount);
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// ultimo campione di track1
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ChannelValueType chanTrack1[2];
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const T *lastSample = (track1.samples() + track1.getSampleCount() - 1);
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int k;
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for (k = 0; k < channelCount; ++k) chanTrack1[k] = lastSample->getValue(k);
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double val[2], step[2];
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// primo campione di track2
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ChannelValueType chanTrack2[2];
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const T *firstSample = track2->samples() + sampleCount;
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for (k = 0; k < channelCount; ++k) {
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chanTrack2[k] = firstSample->getValue(k);
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val[k] = chanTrack1[k] - chanTrack2[k];
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step[k] = val[k] / (double)sampleCount;
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}
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TSoundTrackT<T> *out =
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2021-05-20 23:35:12 +12:00
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new TSoundTrackT<T>(track2->getSampleRate(), channelCount, sampleCountT2,
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track2->getFormatType());
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2016-06-15 18:43:10 +12:00
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T *psample = out->samples();
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T *end = psample + sampleCount;
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while (psample < end) {
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T sample;
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for (int k = 0; k < channelCount; ++k) {
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double tot = (double)firstSample->getValue(k) + val[k];
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ChannelValueType value = (ChannelValueType)tot;
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sample.setValue(k, value);
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val[k] -= step[k];
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}
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*psample = sample;
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++psample;
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}
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out->copy(track2->extract(sampleCount, sampleCountT2 - 1), sampleCount);
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return out;
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2016-03-19 06:57:51 +13:00
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}
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//------------------------------------------------------------------------------
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2016-06-29 18:17:12 +12:00
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class TSoundTrackCrossFaderOverWrite final : public TSoundTransform {
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2016-03-19 06:57:51 +13:00
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public:
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2016-06-15 18:43:10 +12:00
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TSoundTrackCrossFaderOverWrite(TSoundTrackP src, double crossFactor)
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: TSoundTransform(), m_st(src), m_crossFactor(crossFactor) {}
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2016-06-19 20:06:29 +12:00
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TSoundTrackP compute(const TSoundTrackMono8Signed &) override;
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TSoundTrackP compute(const TSoundTrackStereo8Signed &) override;
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TSoundTrackP compute(const TSoundTrackMono8Unsigned &) override;
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TSoundTrackP compute(const TSoundTrackStereo8Unsigned &) override;
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TSoundTrackP compute(const TSoundTrackMono16 &) override;
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TSoundTrackP compute(const TSoundTrackStereo16 &) override;
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TSoundTrackP compute(const TSoundTrackMono24 &) override;
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TSoundTrackP compute(const TSoundTrackStereo24 &) override;
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2021-05-17 08:05:25 +12:00
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TSoundTrackP compute(const TSoundTrackMono32 &) override;
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TSoundTrackP compute(const TSoundTrackStereo32 &) override;
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2021-05-20 23:35:12 +12:00
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TSoundTrackP compute(const TSoundTrackMono32float &) override;
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TSoundTrackP compute(const TSoundTrackStereo32float &) override;
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2016-06-15 18:43:10 +12:00
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TSoundTrackP m_st;
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double m_crossFactor;
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2016-03-19 06:57:51 +13:00
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};
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//------------------------------------------------------------------------------
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2016-06-15 18:43:10 +12:00
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TSoundTrackP TSoundTrackCrossFaderOverWrite::compute(
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const TSoundTrackMono8Signed &src) {
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assert(src.getFormat() == m_st->getFormat());
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return doCrossFadeOverWrite(
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src, dynamic_cast<TSoundTrackMono8Signed *>(m_st.getPointer()),
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m_crossFactor);
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2016-03-19 06:57:51 +13:00
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}
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//------------------------------------------------------------------------------
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2016-06-15 18:43:10 +12:00
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TSoundTrackP TSoundTrackCrossFaderOverWrite::compute(
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const TSoundTrackStereo8Signed &src) {
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assert(src.getFormat() == m_st->getFormat());
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return doCrossFadeOverWrite(
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src, dynamic_cast<TSoundTrackStereo8Signed *>(m_st.getPointer()),
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m_crossFactor);
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2016-03-19 06:57:51 +13:00
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}
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//------------------------------------------------------------------------------
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2016-06-15 18:43:10 +12:00
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TSoundTrackP TSoundTrackCrossFaderOverWrite::compute(
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const TSoundTrackMono8Unsigned &src) {
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assert(src.getFormat() == m_st->getFormat());
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return doCrossFadeOverWrite(
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src, dynamic_cast<TSoundTrackMono8Unsigned *>(m_st.getPointer()),
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m_crossFactor);
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2016-03-19 06:57:51 +13:00
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}
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//------------------------------------------------------------------------------
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2016-06-15 18:43:10 +12:00
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TSoundTrackP TSoundTrackCrossFaderOverWrite::compute(
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const TSoundTrackStereo8Unsigned &src) {
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assert(src.getFormat() == m_st->getFormat());
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return doCrossFadeOverWrite(
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src, dynamic_cast<TSoundTrackStereo8Unsigned *>(m_st.getPointer()),
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m_crossFactor);
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2016-03-19 06:57:51 +13:00
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}
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//------------------------------------------------------------------------------
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2016-06-15 18:43:10 +12:00
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TSoundTrackP TSoundTrackCrossFaderOverWrite::compute(
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const TSoundTrackMono16 &src) {
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assert(src.getFormat() == m_st->getFormat());
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return doCrossFadeOverWrite(
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src, dynamic_cast<TSoundTrackMono16 *>(m_st.getPointer()), m_crossFactor);
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2016-03-19 06:57:51 +13:00
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}
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//------------------------------------------------------------------------------
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2016-06-15 18:43:10 +12:00
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TSoundTrackP TSoundTrackCrossFaderOverWrite::compute(
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const TSoundTrackStereo16 &src) {
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assert(src.getFormat() == m_st->getFormat());
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return doCrossFadeOverWrite(
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src, dynamic_cast<TSoundTrackStereo16 *>(m_st.getPointer()),
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m_crossFactor);
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2016-03-19 06:57:51 +13:00
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}
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//------------------------------------------------------------------------------
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2016-06-15 18:43:10 +12:00
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TSoundTrackP TSoundTrackCrossFaderOverWrite::compute(
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const TSoundTrackMono24 &src) {
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assert(src.getFormat() == m_st->getFormat());
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return doCrossFadeOverWrite(
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src, dynamic_cast<TSoundTrackMono24 *>(m_st.getPointer()), m_crossFactor);
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2016-03-19 06:57:51 +13:00
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}
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//------------------------------------------------------------------------------
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2016-06-15 18:43:10 +12:00
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TSoundTrackP TSoundTrackCrossFaderOverWrite::compute(
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const TSoundTrackStereo24 &src) {
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assert(src.getFormat() == m_st->getFormat());
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return doCrossFadeOverWrite(
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src, dynamic_cast<TSoundTrackStereo24 *>(m_st.getPointer()),
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m_crossFactor);
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2016-03-19 06:57:51 +13:00
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}
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//------------------------------------------------------------------------------
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2021-05-17 08:05:25 +12:00
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TSoundTrackP TSoundTrackCrossFaderOverWrite::compute(
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const TSoundTrackMono32 &src) {
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assert(src.getFormat() == m_st->getFormat());
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return doCrossFadeOverWrite(
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src, dynamic_cast<TSoundTrackMono32 *>(m_st.getPointer()), m_crossFactor);
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}
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//------------------------------------------------------------------------------
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TSoundTrackP TSoundTrackCrossFaderOverWrite::compute(
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const TSoundTrackStereo32 &src) {
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assert(src.getFormat() == m_st->getFormat());
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return doCrossFadeOverWrite(
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src, dynamic_cast<TSoundTrackStereo32 *>(m_st.getPointer()),
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m_crossFactor);
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}
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//------------------------------------------------------------------------------
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2021-05-20 23:35:12 +12:00
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TSoundTrackP TSoundTrackCrossFaderOverWrite::compute(
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const TSoundTrackMono32float &src) {
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assert(src.getFormat() == m_st->getFormat());
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return doCrossFadeOverWrite(
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src, dynamic_cast<TSoundTrackMono32float *>(m_st.getPointer()),
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m_crossFactor);
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}
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//------------------------------------------------------------------------------
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TSoundTrackP TSoundTrackCrossFaderOverWrite::compute(
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const TSoundTrackStereo32float &src) {
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assert(src.getFormat() == m_st->getFormat());
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return doCrossFadeOverWrite(
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src, dynamic_cast<TSoundTrackStereo32float *>(m_st.getPointer()),
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m_crossFactor);
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}
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//------------------------------------------------------------------------------
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2016-06-15 18:43:10 +12:00
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TSoundTrackP TSop::crossFade(double crossFactor, const TSoundTrackP src1,
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const TSoundTrackP src2) {
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TSoundTrackCrossFaderOverWrite *fader =
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new TSoundTrackCrossFaderOverWrite(src2, crossFactor);
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TSoundTrackP out = src1->apply(fader);
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delete fader;
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return out;
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2016-03-19 06:57:51 +13:00
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}
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