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Rename filter -> iir_filter (file name and instance name)

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This is useful when using fir_filter in the future.
This commit is contained in:
Andreas Eversberg
2017-05-13 16:04:00 +02:00
parent d03443c4f1
commit ca10048e5c
21 changed files with 200 additions and 164 deletions
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4
src/cnetz/scrambler.c
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@@ -50,7 +50,7 @@ void scrambler_init(void)
void scrambler_setup(scrambler_t *scrambler, int samplerate)
{
filter_lowpass_init(&scrambler->lp, CARRIER_HZ - FILTER_BELOW, samplerate, FILTER_TURNS);
iir_lowpass_init(&scrambler->lp, CARRIER_HZ - FILTER_BELOW, samplerate, FILTER_TURNS);
scrambler->carrier_phaseshift65536 = 65536.0 / ((double)samplerate / CARRIER_HZ);
}
@@ -77,7 +77,7 @@ void scrambler(scrambler_t *scrambler, sample_t *samples, int length)
scrambler->carrier_phase65536 = phase;
/* cut off carrier frequency and modulation above carrier frequency */
filter_process(&scrambler->lp, samples, length);
iir_process(&scrambler->lp, samples, length);
}