double tabf1[SWR_CH_MAX];
double tabf2[SWR_CH_MAX];
double taba[SWR_CH_MAX];
- unsigned static seed;
+ unsigned static rnd;
#define PUT_SAMPLE set(data, ch, k, channels, sample_fmt, v);
-#define dbl_rand(x) ((seed = seed * 1664525 + 1013904223)*2.0 / (double)UINT_MAX - 1)
+#define uint_rand(x) (x = x * 1664525 + 1013904223)
+#define dbl_rand(x) (uint_rand(x)*2.0 / (double)UINT_MAX - 1)
k = 0;
/* 1 second of single freq sinus at 1000 Hz */
/* 1 second of unrelated ramps for each channel */
for (ch = 0; ch < channels; ch++) {
taba[ch] = 0;
- tabf1[ch] = 100 + (seed = seed * 1664525 + 1013904223) % 5000;
- tabf2[ch] = 100 + (seed = seed * 1664525 + 1013904223) % 5000;
+ tabf1[ch] = 100 + uint_rand(rnd) % 5000;
+ tabf2[ch] = 100 + uint_rand(rnd) % 5000;
}
for (i = 0; i < 1 * sample_rate && k < nb_samples; i++, k++) {
for (ch = 0; ch < channels; ch++) {