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Simple amplification option in IQ Trim app (#1506)

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Mark Thompson 2023-10-19 13:14:25 -05:00 • committed by GitHub
parent f6a437f7fb
commit 86d4b17257
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5 changed files with 94 additions and 8 deletions
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21
firmware/application/apps/ui_iq_trim.cpp
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@ -40,6 +40,7 @@ IQTrimView::IQTrimView(NavigationView& nav)
&text_samples,
&text_max,
&field_cutoff,
&field_amplify,
&button_trim,
});
@ -72,6 +73,11 @@ IQTrimView::IQTrimView(NavigationView& nav)
refresh_ui();
};
field_amplify.set_value(1); // 1X is default (no amplification)
field_amplify.on_change = [this](int32_t) {
refresh_ui();
};
button_trim.on_select = [this](Button&) {
if (trim_capture()) {
profile_capture();
@ -133,7 +139,18 @@ void IQTrimView::focus() {
void IQTrimView::refresh_ui() {
field_path.set_text(path_.filename().string());
text_samples.set(to_string_dec_uint(info_->sample_count));
text_max.set(to_string_dec_uint(info_->max_power));
// show max power after amplification applied
uint64_t power_amp = field_amplify.value() * field_amplify.value() * field_amplify.value() * field_amplify.value();
text_max.set(to_string_dec_uint(info_->max_power * power_amp));
// show max power in red if amplification is too high, causing clipping
uint32_t clipping_limit = (fs::capture_file_sample_size(path_) == sizeof(complex8_t)) ? 0x80 : 0x8000;
if ((field_amplify.value() * info_->max_iq) > clipping_limit)
text_max.set_style(&Styles::red);
else
text_max.set_style(&Styles::light_grey);
set_dirty();
}
@ -191,7 +208,7 @@ bool IQTrimView::trim_capture() {
}
progress_ui.show_trimming();
trimmed = iq::trim_capture_with_range(path_, trim_range, progress_ui.get_callback());
trimmed = iq::trim_capture_with_range(path_, trim_range, progress_ui.get_callback(), field_amplify.value());
progress_ui.clear();
if (!trimmed)