mirror of
https://github.com/eried/portapack-mayhem.git
synced 2024-12-15 10:44:34 -05:00
ced8012783
* Themes instead of Styles * Colors changed to theme colors * Reworked style management * Theme settings app * warn, menu dual set * Added Aqua style
349 lines
11 KiB
C++
349 lines
11 KiB
C++
/*
|
|
* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
|
|
* Copyright (C) 2017 Furrtek
|
|
* Copyright (C) 2024 Mark Thompson
|
|
*
|
|
* 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 "ui_view_wav.hpp"
|
|
#include "ui_fileman.hpp"
|
|
#include "audio.hpp"
|
|
#include "baseband_api.hpp"
|
|
#include "string_format.hpp"
|
|
|
|
using namespace portapack;
|
|
|
|
namespace ui {
|
|
|
|
void ViewWavView::update_scale(int32_t new_scale) {
|
|
scale = new_scale;
|
|
ns_per_pixel = (1000000000UL / wav_reader->sample_rate()) * scale;
|
|
refresh_waveform();
|
|
refresh_measurements();
|
|
}
|
|
|
|
void ViewWavView::refresh_waveform() {
|
|
// NB: We can't read from the file to update the waveform when playback is in progress, so defer til playback done.
|
|
// (This only happens if the user messes with position or scale fields while playback is occurring)
|
|
if (playback_in_progress) {
|
|
waveform_update_needed = true;
|
|
return;
|
|
}
|
|
|
|
uint8_t bits_per_sample = wav_reader->bits_per_sample();
|
|
|
|
for (size_t i = 0; i < 240; i++) {
|
|
wav_reader->data_seek(position + (i * scale));
|
|
if (bits_per_sample == 8) {
|
|
uint8_t sample;
|
|
wav_reader->read(&sample, 1);
|
|
waveform_buffer[i] = (sample - 0x80) * 256;
|
|
} else {
|
|
wav_reader->read(&waveform_buffer[i], 2);
|
|
}
|
|
}
|
|
|
|
waveform.set_dirty();
|
|
|
|
// Window
|
|
uint64_t w_start = (position * 240) / wav_reader->sample_count();
|
|
uint64_t w_width = (scale * 240) / (wav_reader->sample_count() / 240);
|
|
display.fill_rectangle({0, 10 * 16 + 1, 240, 16}, Theme::getInstance()->bg_darkest->background);
|
|
display.fill_rectangle({(Coord)w_start, 21 * 8, (Dim)w_width + 1, 8}, Theme::getInstance()->bg_darkest->foreground);
|
|
display.draw_line({0, 10 * 16 + 1}, {(Coord)w_start, 21 * 8}, Theme::getInstance()->bg_darkest->foreground);
|
|
display.draw_line({239, 10 * 16 + 1}, {(Coord)(w_start + w_width), 21 * 8}, Theme::getInstance()->bg_darkest->foreground);
|
|
}
|
|
|
|
void ViewWavView::refresh_measurements() {
|
|
uint64_t span_ns = ns_per_pixel * abs(field_cursor_b.value() - field_cursor_a.value());
|
|
|
|
if (span_ns)
|
|
text_delta.set(unit_auto_scale(span_ns, 0, 3) + "s (" + to_string_dec_uint(1000000000UL / span_ns) + "Hz)");
|
|
else
|
|
text_delta.set("0us ?Hz");
|
|
}
|
|
|
|
void ViewWavView::paint(Painter& painter) {
|
|
// Waveform limits
|
|
painter.draw_hline({0, 6 * 16 - 1}, 240, Theme::getInstance()->bg_medium->background);
|
|
painter.draw_hline({0, 10 * 16}, 240, Theme::getInstance()->bg_medium->background);
|
|
|
|
// Overall amplitude view, 0~127 to 0~255 color index
|
|
for (size_t i = 0; i < 240; i++)
|
|
painter.draw_vline({(Coord)i, 11 * 16}, 8, spectrum_rgb2_lut[amplitude_buffer[i] << 1]);
|
|
}
|
|
|
|
void ViewWavView::on_pos_time_changed() {
|
|
position = (uint64_t)((field_pos_seconds.value() * 1000) + field_pos_milliseconds.value()) * wav_reader->sample_rate() / 1000;
|
|
field_pos_milliseconds.set_range(0, ((uint32_t)field_pos_seconds.value() == wav_reader->ms_duration() / 1000) ? wav_reader->ms_duration() % 1000 : 999);
|
|
if (!updating_position) {
|
|
updating_position = true; // prevent recursion
|
|
field_pos_samples.set_value(position);
|
|
updating_position = false;
|
|
}
|
|
refresh_waveform();
|
|
}
|
|
|
|
void ViewWavView::on_pos_sample_changed() {
|
|
position = field_pos_samples.value();
|
|
if (!updating_position) {
|
|
updating_position = true; // prevent recursion
|
|
field_pos_seconds.set_value(field_pos_samples.value() / wav_reader->sample_rate());
|
|
field_pos_milliseconds.set_value((field_pos_samples.value() * 1000ull / wav_reader->sample_rate()) % 1000);
|
|
updating_position = false;
|
|
}
|
|
refresh_waveform();
|
|
}
|
|
|
|
void ViewWavView::load_wav(std::filesystem::path file_path) {
|
|
uint32_t average;
|
|
|
|
wav_file_path = file_path;
|
|
|
|
text_filename.set(file_path.filename().string());
|
|
auto ms_duration = wav_reader->ms_duration();
|
|
text_duration.set(unit_auto_scale(ms_duration, 2, 3) + "s");
|
|
|
|
wav_reader->rewind();
|
|
|
|
text_samplerate.set(to_string_dec_uint(wav_reader->sample_rate()) + "Hz");
|
|
text_bits_per_sample.set(to_string_dec_uint(wav_reader->bits_per_sample(), 2));
|
|
text_title.set(wav_reader->title());
|
|
|
|
// Fill amplitude buffer, world's worst downsampling
|
|
uint64_t skip = wav_reader->sample_count() / (240 * subsampling_factor);
|
|
uint8_t bits_per_sample = wav_reader->bits_per_sample();
|
|
|
|
for (size_t i = 0; i < 240; i++) {
|
|
average = 0;
|
|
|
|
for (size_t s = 0; s < subsampling_factor; s++) {
|
|
wav_reader->data_seek(((i * subsampling_factor) + s) * skip);
|
|
if (bits_per_sample == 8) {
|
|
uint8_t sample;
|
|
wav_reader->read(&sample, 1);
|
|
average += sample / 2;
|
|
} else {
|
|
int16_t sample;
|
|
wav_reader->read(&sample, 2);
|
|
average += (abs(sample) >> 8);
|
|
}
|
|
}
|
|
|
|
amplitude_buffer[i] = average / subsampling_factor;
|
|
}
|
|
|
|
reset_controls();
|
|
update_scale(1);
|
|
}
|
|
|
|
void ViewWavView::reset_controls() {
|
|
field_scale.set_value(1);
|
|
field_pos_seconds.set_value(0);
|
|
field_pos_samples.set_value(0);
|
|
field_cursor_a.set_value(0);
|
|
field_cursor_b.set_value(0);
|
|
field_pos_seconds.set_range(0, wav_reader->ms_duration() / 1000);
|
|
field_pos_milliseconds.set_range(0, (wav_reader->ms_duration() < 1000) ? wav_reader->ms_duration() % 1000 : 999);
|
|
field_pos_samples.set_range(0, wav_reader->sample_count() - 1);
|
|
field_scale.set_range(1, std::min(99999ul, wav_reader->sample_count() / 240));
|
|
}
|
|
|
|
bool ViewWavView::is_active() {
|
|
return (bool)replay_thread;
|
|
}
|
|
|
|
void ViewWavView::stop() {
|
|
if (is_active())
|
|
replay_thread.reset();
|
|
|
|
audio::output::stop();
|
|
|
|
button_play.set_bitmap(&bitmap_play);
|
|
ready_signal = false;
|
|
}
|
|
|
|
void ViewWavView::handle_replay_thread_done(const uint32_t return_code) {
|
|
(void)return_code;
|
|
|
|
stop();
|
|
progressbar.set_value(0);
|
|
|
|
if (return_code == ReplayThread::READ_ERROR)
|
|
file_error();
|
|
|
|
// Playback complete - now it's safe to update waveform view
|
|
playback_in_progress = false;
|
|
if (waveform_update_needed) {
|
|
waveform_update_needed = false;
|
|
refresh_waveform();
|
|
}
|
|
}
|
|
|
|
void ViewWavView::set_ready() {
|
|
ready_signal = true;
|
|
}
|
|
|
|
void ViewWavView::file_error() {
|
|
nav_.display_modal("Error", "File read error.");
|
|
}
|
|
|
|
void ViewWavView::start_playback() {
|
|
uint32_t sample_rate;
|
|
uint8_t bits_per_sample;
|
|
|
|
auto reader = std::make_unique<WAVFileReader>();
|
|
|
|
stop();
|
|
|
|
if (!reader->open(wav_file_path)) {
|
|
file_error();
|
|
return;
|
|
}
|
|
|
|
playback_in_progress = true;
|
|
|
|
button_play.set_bitmap(&bitmap_stop);
|
|
|
|
sample_rate = reader->sample_rate();
|
|
bits_per_sample = reader->bits_per_sample();
|
|
|
|
progressbar.set_max(reader->sample_count());
|
|
|
|
replay_thread = std::make_unique<ReplayThread>(
|
|
std::move(reader),
|
|
read_size, buffer_count,
|
|
&ready_signal,
|
|
[](uint32_t return_code) {
|
|
ReplayThreadDoneMessage message{return_code};
|
|
EventDispatcher::send_message(message);
|
|
});
|
|
|
|
baseband::set_audiotx_config(
|
|
1536000 / 20, // Rate of sending progress updates
|
|
0, // Transmit BW = 0 = not transmitting
|
|
0, // Gain - unused
|
|
8, // shift_bits_s16, default 8 bits - unused
|
|
bits_per_sample, // bits_per_sample
|
|
0, // tone key disabled
|
|
false, // AM
|
|
false, // DSB
|
|
false, // USB
|
|
false // LSB
|
|
);
|
|
baseband::set_sample_rate(sample_rate);
|
|
transmitter_model.set_sampling_rate(1536000);
|
|
|
|
audio::output::start();
|
|
}
|
|
|
|
void ViewWavView::on_playback_progress(const uint32_t progress) {
|
|
progressbar.set_value(progress);
|
|
field_pos_samples.set_value(progress);
|
|
}
|
|
|
|
ViewWavView::ViewWavView(
|
|
NavigationView& nav)
|
|
: nav_(nav) {
|
|
baseband::run_image(portapack::spi_flash::image_tag_audio_tx);
|
|
wav_reader = std::make_unique<WAVFileReader>();
|
|
|
|
add_children({&labels,
|
|
&text_filename,
|
|
&text_samplerate,
|
|
&text_title,
|
|
&text_duration,
|
|
&text_bits_per_sample,
|
|
&button_open,
|
|
&button_play,
|
|
&waveform,
|
|
&progressbar,
|
|
&field_pos_seconds,
|
|
&field_pos_milliseconds,
|
|
&field_pos_samples,
|
|
&field_scale,
|
|
&field_cursor_a,
|
|
&field_cursor_b,
|
|
&text_delta,
|
|
&field_volume});
|
|
|
|
reset_controls();
|
|
|
|
button_open.on_select = [this, &nav](Button&) {
|
|
auto open_view = nav.push<FileLoadView>(".WAV");
|
|
open_view->on_changed = [this, &nav](std::filesystem::path file_path) {
|
|
// Can't show new dialogs in an on_changed handler, so use continuation.
|
|
nav.set_on_pop([this, &nav, file_path]() {
|
|
if (!wav_reader->open(file_path)) {
|
|
file_error();
|
|
return;
|
|
}
|
|
if ((wav_reader->channels() != 1) || ((wav_reader->bits_per_sample() != 8) && (wav_reader->bits_per_sample() != 16))) {
|
|
nav_.display_modal("Error", "Wrong format.\nWav viewer only accepts\n8 or 16-bit mono files.");
|
|
return;
|
|
}
|
|
load_wav(file_path);
|
|
field_pos_seconds.focus();
|
|
});
|
|
};
|
|
};
|
|
|
|
field_volume.set_value(field_volume.value());
|
|
|
|
button_play.on_select = [this, &nav](ImageButton&) {
|
|
if (this->is_active())
|
|
stop();
|
|
else
|
|
start_playback();
|
|
};
|
|
|
|
field_scale.on_change = [this](int32_t value) {
|
|
update_scale(value);
|
|
};
|
|
field_pos_seconds.on_change = [this](int32_t) {
|
|
on_pos_time_changed();
|
|
};
|
|
field_pos_milliseconds.on_change = [this](int32_t) {
|
|
on_pos_time_changed();
|
|
};
|
|
field_pos_samples.on_change = [this](int32_t) {
|
|
on_pos_sample_changed();
|
|
};
|
|
|
|
field_cursor_a.on_change = [this](int32_t v) {
|
|
waveform.set_cursor(0, v);
|
|
refresh_measurements();
|
|
};
|
|
field_cursor_b.on_change = [this](int32_t v) {
|
|
waveform.set_cursor(1, v);
|
|
refresh_measurements();
|
|
};
|
|
}
|
|
|
|
void ViewWavView::focus() {
|
|
button_open.focus();
|
|
}
|
|
|
|
ViewWavView::~ViewWavView() {
|
|
stop();
|
|
baseband::shutdown();
|
|
}
|
|
|
|
} /* namespace ui */
|