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Fixed even more docs

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ha7ilm 2017-02-28 17:03:21 +01:00
parent 86cedde53f
commit 59513fc306
2 changed files with 6 additions and 0 deletions
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4
README.md
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@ -329,6 +329,10 @@ It performs a bandpass FIR filter on complex samples, using FFT and the overlap-
Parameters are described under `firdes_bandpass_c` and `firdes_lowpass_f`. Parameters are described under `firdes_bandpass_c` and `firdes_lowpass_f`.
old_fractional_decimator_ff <decimation_rate> [num_poly_points [transition_bw [window]]]
This is the deprecated, old version of `fractional_decimator_ff` (only uses linear interpolation, its filter cuts at 59% of the passband).
agc_ff [hang_time [reference [attack_rate [decay_rate [max_gain [attack_wait [filter_alpha]]]]]]] agc_ff [hang_time [reference [attack_rate [decay_rate [max_gain [attack_wait [filter_alpha]]]]]]]
It is an automatic gain control function. It is an automatic gain control function.

2
libcsdr.c
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@ -767,6 +767,7 @@ void fractional_decimator_ff(float* input, float* output, int input_size, fracti
} }
/* /*
* Some notes to myself on the circular buffer I wanted to implement here:
int last_input_samplewhere_shouldbe = (index_high-1)+xifirst; int last_input_samplewhere_shouldbe = (index_high-1)+xifirst;
int last_input_offset = last_input_samplewhere_shouldbe - d->last_input_samplewhere; int last_input_offset = last_input_samplewhere_shouldbe - d->last_input_samplewhere;
if(last_input_offset < num_poly_points) if(last_input_offset < num_poly_points)
@ -781,6 +782,7 @@ void fractional_decimator_ff(float* input, float* output, int input_size, fracti
} }
d->last_input_samplewhere = d->las d->last_input_samplewhere = d->las
} }
However, I think I should just rather do a continuous big buffer.
*/ */
void apply_fir_fft_cc(FFT_PLAN_T* plan, FFT_PLAN_T* plan_inverse, complexf* taps_fft, complexf* last_overlap, int overlap_size) void apply_fir_fft_cc(FFT_PLAN_T* plan, FFT_PLAN_T* plan_inverse, complexf* taps_fft, complexf* last_overlap, int overlap_size)