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jLynx 2023-05-19 08:16:05 +12:00 • committed by GitHub
parent 7aca7ce74d
commit 033c4e9a5b
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599 changed files with 70746 additions and 66896 deletions
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113
firmware/baseband/proc_capture.cpp
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@ -29,84 +29,83 @@
#include "utility.hpp"
CaptureProcessor::CaptureProcessor() {
decim_0.configure(taps_200k_decim_0.taps, 33554432);
decim_1.configure(taps_200k_decim_1.taps, 131072);
channel_spectrum.set_decimation_factor(1);
decim_0.configure(taps_200k_decim_0.taps, 33554432);
decim_1.configure(taps_200k_decim_1.taps, 131072);
channel_spectrum.set_decimation_factor(1);
}
void CaptureProcessor::execute(const buffer_c8_t& buffer) {
/* 2.4576MHz, 2048 samples */
const auto decim_0_out = decim_0.execute(buffer, dst_buffer);
const auto decim_1_out = decim_1.execute(decim_0_out, dst_buffer);
const auto& decimator_out = decim_1_out;
const auto& channel = decimator_out;
/* 2.4576MHz, 2048 samples */
const auto decim_0_out = decim_0.execute(buffer, dst_buffer);
const auto decim_1_out = decim_1.execute(decim_0_out, dst_buffer);
const auto& decimator_out = decim_1_out;
const auto& channel = decimator_out;
if( stream ) {
const size_t bytes_to_write = sizeof(*decimator_out.p) * decimator_out.count;
const size_t written = stream->write(decimator_out.p, bytes_to_write);
if( written != bytes_to_write )
{
//TODO eventually report error somewhere
}
}
if (stream) {
const size_t bytes_to_write = sizeof(*decimator_out.p) * decimator_out.count;
const size_t written = stream->write(decimator_out.p, bytes_to_write);
if (written != bytes_to_write) {
// TODO eventually report error somewhere
}
}
feed_channel_stats(channel);
feed_channel_stats(channel);
spectrum_samples += channel.count;
if( spectrum_samples >= spectrum_interval_samples ) {
spectrum_samples -= spectrum_interval_samples;
channel_spectrum.feed(channel, channel_filter_low_f, channel_filter_high_f, channel_filter_transition);
}
spectrum_samples += channel.count;
if (spectrum_samples >= spectrum_interval_samples) {
spectrum_samples -= spectrum_interval_samples;
channel_spectrum.feed(channel, channel_filter_low_f, channel_filter_high_f, channel_filter_transition);
}
}
void CaptureProcessor::on_message(const Message* const message) {
switch(message->id) {
case Message::ID::UpdateSpectrum:
case Message::ID::SpectrumStreamingConfig:
channel_spectrum.on_message(message);
break;
switch (message->id) {
case Message::ID::UpdateSpectrum:
case Message::ID::SpectrumStreamingConfig:
channel_spectrum.on_message(message);
break;
case Message::ID::SamplerateConfig:
samplerate_config(*reinterpret_cast<const SamplerateConfigMessage*>(message));
break;
case Message::ID::CaptureConfig:
capture_config(*reinterpret_cast<const CaptureConfigMessage*>(message));
break;
case Message::ID::SamplerateConfig:
samplerate_config(*reinterpret_cast<const SamplerateConfigMessage*>(message));
break;
default:
break;
}
case Message::ID::CaptureConfig:
capture_config(*reinterpret_cast<const CaptureConfigMessage*>(message));
break;
default:
break;
}
}
void CaptureProcessor::samplerate_config(const SamplerateConfigMessage& message) {
baseband_fs = message.sample_rate;
baseband_thread.set_sampling_rate(baseband_fs);
size_t decim_0_output_fs = baseband_fs / decim_0.decimation_factor;
baseband_fs = message.sample_rate;
baseband_thread.set_sampling_rate(baseband_fs);
size_t decim_1_input_fs = decim_0_output_fs;
size_t decim_1_output_fs = decim_1_input_fs / decim_1.decimation_factor;
size_t decim_0_output_fs = baseband_fs / decim_0.decimation_factor;
channel_filter_low_f = taps_200k_decim_1.low_frequency_normalized * decim_1_input_fs;
channel_filter_high_f = taps_200k_decim_1.high_frequency_normalized * decim_1_input_fs;
channel_filter_transition = taps_200k_decim_1.transition_normalized * decim_1_input_fs;
size_t decim_1_input_fs = decim_0_output_fs;
size_t decim_1_output_fs = decim_1_input_fs / decim_1.decimation_factor;
spectrum_interval_samples = decim_1_output_fs / spectrum_rate_hz;
spectrum_samples = 0;
channel_filter_low_f = taps_200k_decim_1.low_frequency_normalized * decim_1_input_fs;
channel_filter_high_f = taps_200k_decim_1.high_frequency_normalized * decim_1_input_fs;
channel_filter_transition = taps_200k_decim_1.transition_normalized * decim_1_input_fs;
spectrum_interval_samples = decim_1_output_fs / spectrum_rate_hz;
spectrum_samples = 0;
}
void CaptureProcessor::capture_config(const CaptureConfigMessage& message) {
if( message.config ) {
stream = std::make_unique<StreamInput>(message.config);
} else {
stream.reset();
}
if (message.config) {
stream = std::make_unique<StreamInput>(message.config);
} else {
stream.reset();
}
}
int main() {
EventDispatcher event_dispatcher { std::make_unique<CaptureProcessor>() };
event_dispatcher.run();
return 0;
EventDispatcher event_dispatcher{std::make_unique<CaptureProcessor>()};
event_dispatcher.run();
return 0;
}