mayhem-firmware/firmware/application/analog_audio_app.cpp

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/*
* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
*
* This file is part of PortaPack.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#include "analog_audio_app.hpp"
#include "baseband_api.hpp"
#include "portapack.hpp"
#include "portapack_persistent_memory.hpp"
using namespace portapack;
using namespace tonekey;
#include "audio.hpp"
#include "file.hpp"
#include "utility.hpp"
#include "string_format.hpp"
namespace ui {
/* AMOptionsView *********************************************************/
AMOptionsView::AMOptionsView(
const Rect parent_rect, const Style* const style
) : View { parent_rect }
{
set_style(style);
add_children({
&label_config,
&options_config,
});
options_config.set_selected_index(receiver_model.am_configuration());
options_config.on_change = [this](size_t n, OptionsField::value_t) {
receiver_model.set_am_configuration(n);
};
}
/* NBFMOptionsView *******************************************************/
NBFMOptionsView::NBFMOptionsView(
const Rect parent_rect, const Style* const style
) : View { parent_rect }
{
set_style(style);
add_children({
&label_config,
&options_config,
&text_squelch,
&field_squelch
});
options_config.set_selected_index(receiver_model.nbfm_configuration());
options_config.on_change = [this](size_t n, OptionsField::value_t) {
receiver_model.set_nbfm_configuration(n);
};
field_squelch.set_value(receiver_model.squelch_level());
field_squelch.on_change = [this](int32_t v) {
receiver_model.set_squelch_level(v);
};
}
/* AnalogAudioView *******************************************************/
AnalogAudioView::AnalogAudioView(
NavigationView& nav,
bool eos
) : nav_ (nav)
{
add_children({
&rssi,
&channel,
&audio,
&field_frequency,
&field_lna,
&field_vga,
&options_modulation,
&field_volume,
&text_ctcss,
&record_view,
&waterfall,
});
exit_on_squelch = eos;
field_frequency.set_value(receiver_model.tuning_frequency());
field_frequency.set_step(receiver_model.frequency_step());
field_frequency.on_change = [this](rf::Frequency f) {
this->on_tuning_frequency_changed(f);
};
field_frequency.on_edit = [this, &nav]() {
// TODO: Provide separate modal method/scheme?
auto new_view = nav.push<FrequencyKeypadView>(receiver_model.tuning_frequency());
new_view->on_changed = [this](rf::Frequency f) {
this->on_tuning_frequency_changed(f);
this->field_frequency.set_value(f);
};
};
field_frequency.on_show_options = [this]() {
this->on_show_options_frequency();
};
field_lna.on_show_options = [this]() {
this->on_show_options_rf_gain();
};
field_vga.on_show_options = [this]() {
this->on_show_options_rf_gain();
};
const auto modulation = receiver_model.modulation();
options_modulation.set_by_value(toUType(modulation));
options_modulation.on_change = [this](size_t, OptionsField::value_t v) {
this->on_modulation_changed(static_cast<ReceiverModel::Mode>(v));
};
options_modulation.on_show_options = [this]() {
this->on_show_options_modulation();
};
field_volume.set_value((receiver_model.headphone_volume() - audio::headphone::volume_range().max).decibel() + 99);
field_volume.on_change = [this](int32_t v) {
this->on_headphone_volume_changed(v);
};
record_view.on_error = [&nav](std::string message) {
nav.display_modal("Error", message);
};
audio::output::start();
update_modulation(static_cast<ReceiverModel::Mode>(modulation));
}
AnalogAudioView::~AnalogAudioView() {
// TODO: Manipulating audio codec here, and in ui_receiver.cpp. Good to do
// both?
audio::output::stop();
receiver_model.disable();
baseband::shutdown();
}
void AnalogAudioView::on_hide() {
// TODO: Terrible kludge because widget system doesn't notify Waterfall that
// it's being shown or hidden.
waterfall.on_hide();
View::on_hide();
}
void AnalogAudioView::set_parent_rect(const Rect new_parent_rect) {
View::set_parent_rect(new_parent_rect);
const ui::Rect waterfall_rect { 0, header_height, new_parent_rect.width(), new_parent_rect.height() - header_height };
waterfall.set_parent_rect(waterfall_rect);
}
void AnalogAudioView::focus() {
field_frequency.focus();
}
void AnalogAudioView::on_tuning_frequency_changed(rf::Frequency f) {
receiver_model.set_tuning_frequency(f);
}
void AnalogAudioView::on_baseband_bandwidth_changed(uint32_t bandwidth_hz) {
receiver_model.set_baseband_bandwidth(bandwidth_hz);
}
void AnalogAudioView::on_modulation_changed(const ReceiverModel::Mode modulation) {
// TODO: Terrible kludge because widget system doesn't notify Waterfall that
// it's being shown or hidden.
waterfall.on_hide();
update_modulation(modulation);
on_show_options_modulation();
waterfall.on_show();
}
void AnalogAudioView::remove_options_widget() {
if( options_widget ) {
remove_child(options_widget.get());
options_widget.reset();
}
text_ctcss.hidden(true);
field_lna.set_style(nullptr);
options_modulation.set_style(nullptr);
field_frequency.set_style(nullptr);
}
void AnalogAudioView::set_options_widget(std::unique_ptr<Widget> new_widget) {
remove_options_widget();
if( new_widget ) {
options_widget = std::move(new_widget);
} else {
// TODO: Lame hack to hide options view due to my bad paint/damage algorithm.
options_widget = std::make_unique<Rectangle>(options_view_rect, style_options_group.background);
}
add_child(options_widget.get());
}
void AnalogAudioView::on_show_options_frequency() {
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auto widget = std::make_unique<FrequencyOptionsView>(options_view_rect, &style_options_group);
widget->set_step(receiver_model.frequency_step());
widget->on_change_step = [this](rf::Frequency f) {
this->on_frequency_step_changed(f);
};
widget->set_reference_ppm_correction(persistent_memory::correction_ppb() / 1000);
widget->on_change_reference_ppm_correction = [this](int32_t v) {
this->on_reference_ppm_correction_changed(v);
};
set_options_widget(std::move(widget));
field_frequency.set_style(&style_options_group);
}
void AnalogAudioView::on_show_options_rf_gain() {
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auto widget = std::make_unique<RadioGainOptionsView>(options_view_rect, &style_options_group);
set_options_widget(std::move(widget));
field_lna.set_style(&style_options_group);
}
void AnalogAudioView::on_show_options_modulation() {
std::unique_ptr<Widget> widget;
const auto modulation = static_cast<ReceiverModel::Mode>(receiver_model.modulation());
switch(modulation) {
case ReceiverModel::Mode::AMAudio:
widget = std::make_unique<AMOptionsView>(options_view_rect, &style_options_group);
break;
case ReceiverModel::Mode::NarrowbandFMAudio:
widget = std::make_unique<NBFMOptionsView>(nbfm_view_rect, &style_options_group);
break;
default:
break;
}
set_options_widget(std::move(widget));
options_modulation.set_style(&style_options_group);
if (modulation == ReceiverModel::Mode::NarrowbandFMAudio) text_ctcss.hidden(false);
}
void AnalogAudioView::on_frequency_step_changed(rf::Frequency f) {
receiver_model.set_frequency_step(f);
field_frequency.set_step(f);
}
void AnalogAudioView::on_reference_ppm_correction_changed(int32_t v) {
persistent_memory::set_correction_ppb(v * 1000);
}
void AnalogAudioView::on_headphone_volume_changed(int32_t v) {
const auto new_volume = volume_t::decibel(v - 99) + audio::headphone::volume_range().max;
receiver_model.set_headphone_volume(new_volume);
}
void AnalogAudioView::update_modulation(const ReceiverModel::Mode modulation) {
audio::output::mute();
record_view.stop();
baseband::shutdown();
portapack::spi_flash::image_tag_t image_tag;
switch(modulation) {
case ReceiverModel::Mode::AMAudio: image_tag = portapack::spi_flash::image_tag_am_audio; break;
case ReceiverModel::Mode::NarrowbandFMAudio: image_tag = portapack::spi_flash::image_tag_nfm_audio; break;
case ReceiverModel::Mode::WidebandFMAudio: image_tag = portapack::spi_flash::image_tag_wfm_audio; break;
case ReceiverModel::Mode::SpectrumAnalysis: image_tag = portapack::spi_flash::image_tag_wideband_spectrum; break;
default:
return;
}
baseband::run_image(image_tag);
if (modulation == ReceiverModel::Mode::SpectrumAnalysis) {
baseband::set_spectrum(20000000, 127);
}
const auto is_wideband_spectrum_mode = (modulation == ReceiverModel::Mode::SpectrumAnalysis);
receiver_model.set_modulation(modulation);
receiver_model.set_sampling_rate(is_wideband_spectrum_mode ? 20000000 : 3072000);
receiver_model.set_baseband_bandwidth(is_wideband_spectrum_mode ? 12000000 : 1750000);
receiver_model.enable();
// TODO: This doesn't belong here! There's a better way.
size_t sampling_rate = 0;
switch(modulation) {
case ReceiverModel::Mode::AMAudio: sampling_rate = 12000; break;
case ReceiverModel::Mode::NarrowbandFMAudio: sampling_rate = 24000; break;
case ReceiverModel::Mode::WidebandFMAudio: sampling_rate = 48000; break;
default:
break;
}
record_view.set_sampling_rate(sampling_rate);
if( !is_wideband_spectrum_mode ) {
audio::output::unmute();
}
}
void AnalogAudioView::squelched() {
if (exit_on_squelch) nav_.pop();
}
void AnalogAudioView::handle_coded_squelch(const uint32_t value) {
//const std::string value_string = to_string_dec_uint(value / 10) + "." + to_string_dec_uint(value % 10);
float diff, min_diff = value;
size_t min_idx { 0 };
size_t c;
for (c = 0; c < KEY_TONES_NB; c++) {
diff = abs(((float)value / 100.0) - tone_keys[c].second);
if (diff < min_diff) {
min_idx = c;
min_diff = diff;
}
}
if (min_diff < 40)
text_ctcss.set("CTCSS " + tone_keys[min_idx].first);
else
text_ctcss.set("???");
}
} /* namespace ui */