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Looking glass beep (#2036)

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* first draft of looking beep
* fixed beep squelch range in percent
* took out steps 
* gui adjustements
* uniformize calculation and beep squelch in db
* uniformisation, fix 24/48 error
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gullradriel 2024-03-24 22:32:13 +01:00 • committed by GitHub
parent 6177b08632
commit c078bac0e7
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GPG key ID: B5690EEEBB952194
6 changed files with 121 additions and 12 deletions
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71
firmware/application/apps/ui_looking_glass_app.cpp
View file

@ -25,6 +25,7 @@
#include "convert.hpp"
#include "file_reader.hpp"
#include "string_format.hpp"
#include "audio.hpp"
using namespace portapack;
@ -34,11 +35,39 @@ void GlassView::focus() {
}
GlassView::~GlassView() {
audio::output::stop();
receiver_model.set_sampling_rate(3072000); // Just a hack to avoid hanging other apps
receiver_model.disable();
baseband::shutdown();
}
// Function to map the value from one range to another
int32_t GlassView::map(int32_t value, int32_t fromLow, int32_t fromHigh, int32_t toLow, int32_t toHigh) {
return toLow + (value - fromLow) * (toHigh - toLow) / (fromHigh - fromLow);
}
void GlassView::update_display_beep() {
if (beep_enabled) {
button_beep_squelch.set_style(&Styles::green);
// <bip:-XXXdb>
button_beep_squelch.set_text("[bip>" + to_string_dec_int(beep_squelch, 4) + "db]");
receiver_model.set_headphone_volume(receiver_model.headphone_volume()); // WM8731 hack.
} else {
button_beep_squelch.set_style(&Styles::white);
button_beep_squelch.set_text("[ beep OFF [");
}
}
void GlassView::manage_beep_audio() {
if (beep_enabled) {
audio::set_rate(audio::Rate::Hz_24000);
audio::output::start();
} else {
baseband::request_beep_stop();
audio::output::stop();
}
}
void GlassView::get_max_power(const ChannelSpectrum& spectrum, uint8_t bin, uint8_t& max_power) {
if (mode == LOOKING_GLASS_SINGLEPASS) {
// <20MHz spectrum mode
@ -173,6 +202,8 @@ void GlassView::on_channel_spectrum(const ChannelSpectrum& spectrum) {
// we actually need SCREEN_W (240) of those bins
for (uint8_t bin = 0; bin < bin_length; bin++) {
get_max_power(spectrum, bin, max_power);
if (max_power > range_max_power)
range_max_power = max_power;
// process dc spike if enable
if (bin == 119) {
uint8_t next_max_power = 0;
@ -184,14 +215,21 @@ void GlassView::on_channel_spectrum(const ChannelSpectrum& spectrum) {
}
}
// process actual bin
if (process_bins(&max_power) == true)
if (process_bins(&max_power)) {
int8_t power = map(range_max_power, 0, 255, -100, 20);
if (power >= beep_squelch) {
baseband::request_audio_beep(map(range_max_power, 0, 256, 400, 2600), 24000, 250);
}
range_max_power = 0;
return; // new line signaled, return
}
}
if (mode != LOOKING_GLASS_SINGLEPASS) {
f_center += looking_glass_step;
retune();
} else
} else {
baseband::spectrum_streaming_start();
}
}
void GlassView::on_hide() {
@ -327,13 +365,15 @@ GlassView::GlassView(
&field_lna,
&field_vga,
&field_range,
&steps_config,
//&steps_config,
&scan_type,
&view_config,
&level_integration,
&field_volume,
&filter_config,
&field_rf_amp,
&range_presets,
&button_beep_squelch,
&field_marker,
&field_trigger,
&button_jump,
@ -370,12 +410,12 @@ GlassView::GlassView(
};
};
steps_config.on_change = [this](size_t, OptionsField::value_t v) {
/*steps_config.on_change = [this](size_t, OptionsField::value_t v) {
field_frequency_min.set_step(v);
field_frequency_max.set_step(v);
steps = v;
};
steps_config.set_selected_index(0); // 1 Mhz step.
steps_config.set_selected_index(0); // 1 Mhz step.*/
scan_type.on_change = [this](size_t, OptionsField::value_t v) {
mode = v;
@ -497,6 +537,27 @@ GlassView::GlassView(
receiver_model.set_baseband_bandwidth(looking_glass_bandwidth); // possible values: 1.75/2.5/3.5/5/5.5/6/7/8/9/10/12/14/15/20/24/28MHz
receiver_model.set_squelch_level(0);
receiver_model.enable();
button_beep_squelch.on_select = [this](ButtonWithEncoder& button) {
(void)button;
beep_enabled = 1 - beep_enabled;
manage_beep_audio();
update_display_beep();
};
button_beep_squelch.on_change = [this]() {
int new_beep_squelch = beep_squelch + button_beep_squelch.get_encoder_delta();
if (new_beep_squelch < -100)
new_beep_squelch = -100;
if (new_beep_squelch > 20)
new_beep_squelch = 20;
beep_squelch = new_beep_squelch;
button_beep_squelch.set_encoder_delta(0);
update_display_beep();
};
manage_beep_audio();
update_display_beep();
}
uint8_t GlassView::get_spec_iq_phase_calibration_value() { // define accessor functions inside AnalogAudioView to read & write real iq_phase_calibration_value