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Implemented correct display of the filter indicator on the waterfall

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Белоусов Олег
2020-12-23 18:00:51 +03:00
parent 608c8c3597
commit 63f6a885d8
17 changed files with 153 additions and 73 deletions
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15
firmware/baseband/spectrum_collector.cpp
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@@ -78,12 +78,14 @@ void SpectrumCollector::set_decimation_factor(
void SpectrumCollector::feed(
const buffer_c16_t& channel,
const uint32_t filter_pass_frequency,
const uint32_t filter_stop_frequency
const int32_t filter_low_frequency,
const int32_t filter_high_frequency,
const int32_t filter_transition
) {
// Called from baseband processing thread.
channel_filter_pass_frequency = filter_pass_frequency;
channel_filter_stop_frequency = filter_stop_frequency;
channel_filter_low_frequency = filter_low_frequency;
channel_filter_high_frequency = filter_high_frequency;
channel_filter_transition = filter_transition;
channel_spectrum_decimator.feed(
channel,
@@ -136,8 +138,9 @@ void SpectrumCollector::update() {
ChannelSpectrum spectrum;
spectrum.sampling_rate = channel_spectrum_sampling_rate;
spectrum.channel_filter_pass_frequency = channel_filter_pass_frequency;
spectrum.channel_filter_stop_frequency = channel_filter_stop_frequency;
spectrum.channel_filter_low_frequency = channel_filter_low_frequency;
spectrum.channel_filter_high_frequency = channel_filter_high_frequency;
spectrum.channel_filter_transition = channel_filter_transition;
for(size_t i=0; i<spectrum.db.size(); i++) {
const auto corrected_sample = spectrum_window_hamming_3(channel_spectrum, i);
const auto mag2 = magnitude_squared(corrected_sample * (1.0f / 32768.0f));