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Add AM spectrum ZOOM x3/x4 with optimized x4 decimation (#3304)

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* Add AM spectrum zoom x3 and x4
* Optimize AM spectrum zoom x4 processing
* Fix AM spectrum zoom formatting
* Fix AM spectrum zoom header formatting
This commit is contained in:
Brumi-2021
2026-08-28 12:30:18 +02:00
committed by GitHub
parent 6e95288c1f
commit ee568ec774
15 changed files with 422 additions and 36 deletions
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firmware/application/apps/analog_audio_app.cpp
+48 -11
View File
@@ -37,6 +37,28 @@ using namespace tonekey;
namespace ui {
namespace {
constexpr uint8_t zoom_filter_offset(const OptionsField::value_t zoom_option) {
return zoom_option == (int)AMSpectrumZoomOption::X1 ? 0 : 6;
}
constexpr AMConfigureMessage::Zoom_waterfall zoom_spectrum_factor(
const OptionsField::value_t zoom_option) {
switch ((AMSpectrumZoomOption)zoom_option) {
case AMSpectrumZoomOption::X2:
return AMConfigureMessage::Zoom_waterfall::ZOOM_x_2;
case AMSpectrumZoomOption::X3:
return AMConfigureMessage::Zoom_waterfall::ZOOM_x_3;
case AMSpectrumZoomOption::X4:
return AMConfigureMessage::Zoom_waterfall::ZOOM_x_4;
default:
return AMConfigureMessage::Zoom_waterfall::ZOOM_x_1;
}
}
} // namespace
/* AMOptionsView *********************************************************/
AMOptionsView::AMOptionsView(
@@ -52,8 +74,10 @@ AMOptionsView::AMOptionsView(
&zoom_config,
});
zoom_config.on_change = [this, view](size_t, OptionsField::value_t n) { // n , has two option values. when GUI =zoom+1 => (0), when GUI=zoom+2 (6)
receiver_model.set_am_configuration(view->get_previous_AM_mode_option() + n); // n (0 or 6)
zoom_config.on_change = [this, view](size_t, OptionsField::value_t n) {
receiver_model.set_am_configuration(
view->get_previous_AM_mode_option() + zoom_filter_offset(n),
zoom_spectrum_factor(n));
view->set_zoom_factor(AM_MODULATION, n);
view->set_previous_zoom_option(n);
};
@@ -61,11 +85,13 @@ AMOptionsView::AMOptionsView(
// restore zoom selection
zoom_config.set_by_value(view->get_zoom_factor(AM_MODULATION));
freqman_set_bandwidth_option(AM_MODULATION, options_config); // freqman.cpp to the options_config, only allowing 5 modes freqman_bandwidths[AM] {"DSB 9k", 0}, {"DSB 6k", 1}, {"USB+3k", 2}, {"LSB-3k", 3}, {"CW", 4},
options_config.set_by_value(receiver_model.am_configuration() - view->get_previous_zoom_option()); // restore AM GUI option mode , AM FIR index filters (0..11) values , <baseband::AMConfig, 12> am_configs has 12 fir index elements.
freqman_set_bandwidth_option(AM_MODULATION, options_config); // freqman.cpp to the options_config, only allowing 5 modes freqman_bandwidths[AM] {"DSB 9k", 0}, {"DSB 6k", 1}, {"USB+3k", 2}, {"LSB-3k", 3}, {"CW", 4},
options_config.set_by_value(receiver_model.am_configuration() - zoom_filter_offset(view->get_previous_zoom_option()));
options_config.on_change = [this, view](size_t, OptionsField::value_t n) {
receiver_model.set_am_configuration(n + view->get_previous_zoom_option()); // we select proper FIR AM filter (0..11), = 0..4 GUI AM modes + offset +6 (if zoom+2)
view->set_previous_AM_mode_option(n); // (0..4) allowing 5 AM modes (DSB9K, DSB6K, USB,LSB, CW)
receiver_model.set_am_configuration(
n + zoom_filter_offset(view->get_previous_zoom_option()),
zoom_spectrum_factor(view->get_previous_zoom_option()));
view->set_previous_AM_mode_option(n);
};
}
@@ -154,7 +180,9 @@ AMFMAptOptionsView::AMFMAptOptionsView(
options_config.set_by_value(receiver_model.amfm_configuration());
zoom_config.on_change = [this, view](size_t, OptionsField::value_t n) {
receiver_model.set_amfm_configuration(5 + n);
receiver_model.set_amfm_configuration(
5 + zoom_filter_offset(n),
zoom_spectrum_factor(n));
view->set_zoom_factor(AMFM_MODULATION, n);
};
@@ -645,10 +673,19 @@ void AnalogAudioView::set_frequency_absolute(rf::Frequency frequency) {
}
int32_t AnalogAudioView::sliding_limit() const {
const bool zoom_x2 =
receiver_model.modulation() == ReceiverModel::Mode::AMAudio &&
previous_zoom != 0;
return zoom_x2 ? sliding_limit_zoom_x2 : sliding_limit_zoom_x1;
if (receiver_model.modulation() != ReceiverModel::Mode::AMAudio)
return sliding_limit_zoom_x1;
switch (previous_zoom) {
case (int)AMSpectrumZoomOption::X2:
return sliding_limit_zoom_x2;
case (int)AMSpectrumZoomOption::X3:
return sliding_limit_zoom_x3;
case (int)AMSpectrumZoomOption::X4:
return sliding_limit_zoom_x4;
default:
return sliding_limit_zoom_x1;
}
}
void AnalogAudioView::reset_sliding_frequency(ReceiverModel::Mode modulation) {