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https://github.com/portapack-mayhem/mayhem-firmware.git
synced 2025-08-14 15:27:40 +00:00
Formatted code (#1007)
* Updated style * Updated files * fixed new line * Updated spacing * File fix WIP * Updated to clang 13 * updated comment style * Removed old comment code
This commit is contained in:
jLynx
@@ -30,148 +30,147 @@
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#include <cstddef>
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void NarrowbandFMAudio::execute(const buffer_c8_t& buffer) {
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//bool new_state;
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if( !configured ) {
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return;
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}
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const auto decim_0_out = decim_0.execute(buffer, dst_buffer);
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const auto decim_1_out = decim_1.execute(decim_0_out, dst_buffer);
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// bool new_state;
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channel_spectrum.feed(decim_1_out, channel_filter_low_f, channel_filter_high_f, channel_filter_transition);
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if (!configured) {
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return;
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}
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const auto channel_out = channel_filter.execute(decim_1_out, dst_buffer);
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const auto decim_0_out = decim_0.execute(buffer, dst_buffer);
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const auto decim_1_out = decim_1.execute(decim_0_out, dst_buffer);
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feed_channel_stats(channel_out);
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channel_spectrum.feed(decim_1_out, channel_filter_low_f, channel_filter_high_f, channel_filter_transition);
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if (!pitch_rssi_enabled) {
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// Normal mode, output demodulated audio
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auto audio = demod.execute(channel_out, audio_buffer);
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audio_output.write(audio);
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if (ctcss_detect_enabled) {
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/* 24kHz int16_t[16]
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* -> FIR filter, <300Hz pass, >300Hz stop, gain of 1
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* -> 12kHz int16_t[8] */
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auto audio_ctcss = ctcss_filter.execute(audio, work_audio_buffer);
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// s16 to f32 for hpf
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std::array<float, 8> audio_f;
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for (size_t i = 0; i < audio_ctcss.count; i++) {
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audio_f[i] = audio_ctcss.p[i] * ki;
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}
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hpf.execute_in_place(buffer_f32_t {
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audio_f.data(),
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audio_ctcss.count,
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audio_ctcss.sampling_rate
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});
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// Zero-crossing detection
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for (size_t c = 0; c < audio_ctcss.count; c++) {
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cur_sample = audio_f[c];
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if (cur_sample * prev_sample < 0.0) {
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z_acc += z_timer;
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z_timer = 0;
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z_count++;
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} else
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z_timer++;
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prev_sample = cur_sample;
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}
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if (z_count >= 30) {
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ctcss_message.value = (100 * 12000 / 2 * z_count) / z_acc;
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shared_memory.application_queue.push(ctcss_message);
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z_count = 0;
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z_acc = 0;
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}
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}
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} else {
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// Direction-finding mode; output tone with pitch related to RSSI
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for (size_t c = 0; c < 16; c++) {
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tone_buffer.p[c] = (sine_table_i8[(tone_phase & 0xFF000000U) >> 24]) * 128;
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tone_phase += tone_delta;
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}
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audio_output.write(tone_buffer);
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/*new_state = audio_output.is_squelched();
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if (new_state && !old_state)
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shared_memory.application_queue.push(sig_message);
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old_state = new_state;*/
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}
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const auto channel_out = channel_filter.execute(decim_1_out, dst_buffer);
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feed_channel_stats(channel_out);
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if (!pitch_rssi_enabled) {
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// Normal mode, output demodulated audio
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auto audio = demod.execute(channel_out, audio_buffer);
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audio_output.write(audio);
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if (ctcss_detect_enabled) {
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/* 24kHz int16_t[16]
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* -> FIR filter, <300Hz pass, >300Hz stop, gain of 1
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* -> 12kHz int16_t[8] */
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auto audio_ctcss = ctcss_filter.execute(audio, work_audio_buffer);
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// s16 to f32 for hpf
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std::array<float, 8> audio_f;
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for (size_t i = 0; i < audio_ctcss.count; i++) {
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audio_f[i] = audio_ctcss.p[i] * ki;
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}
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hpf.execute_in_place(buffer_f32_t{
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audio_f.data(),
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audio_ctcss.count,
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audio_ctcss.sampling_rate});
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// Zero-crossing detection
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for (size_t c = 0; c < audio_ctcss.count; c++) {
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cur_sample = audio_f[c];
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if (cur_sample * prev_sample < 0.0) {
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z_acc += z_timer;
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z_timer = 0;
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z_count++;
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} else
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z_timer++;
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prev_sample = cur_sample;
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}
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if (z_count >= 30) {
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ctcss_message.value = (100 * 12000 / 2 * z_count) / z_acc;
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shared_memory.application_queue.push(ctcss_message);
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z_count = 0;
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z_acc = 0;
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}
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}
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} else {
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// Direction-finding mode; output tone with pitch related to RSSI
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for (size_t c = 0; c < 16; c++) {
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tone_buffer.p[c] = (sine_table_i8[(tone_phase & 0xFF000000U) >> 24]) * 128;
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tone_phase += tone_delta;
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}
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audio_output.write(tone_buffer);
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/*new_state = audio_output.is_squelched();
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if (new_state && !old_state)
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shared_memory.application_queue.push(sig_message);
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old_state = new_state;*/
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}
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}
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void NarrowbandFMAudio::on_message(const Message* const message) {
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switch(message->id) {
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case Message::ID::UpdateSpectrum:
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case Message::ID::SpectrumStreamingConfig:
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channel_spectrum.on_message(message);
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break;
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switch (message->id) {
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case Message::ID::UpdateSpectrum:
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case Message::ID::SpectrumStreamingConfig:
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channel_spectrum.on_message(message);
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break;
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case Message::ID::NBFMConfigure:
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configure(*reinterpret_cast<const NBFMConfigureMessage*>(message));
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break;
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case Message::ID::NBFMConfigure:
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configure(*reinterpret_cast<const NBFMConfigureMessage*>(message));
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break;
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case Message::ID::CaptureConfig:
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capture_config(*reinterpret_cast<const CaptureConfigMessage*>(message));
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break;
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case Message::ID::PitchRSSIConfigure:
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pitch_rssi_config(*reinterpret_cast<const PitchRSSIConfigureMessage*>(message));
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break;
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default:
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break;
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}
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case Message::ID::CaptureConfig:
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capture_config(*reinterpret_cast<const CaptureConfigMessage*>(message));
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break;
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case Message::ID::PitchRSSIConfigure:
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pitch_rssi_config(*reinterpret_cast<const PitchRSSIConfigureMessage*>(message));
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break;
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default:
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break;
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}
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}
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void NarrowbandFMAudio::configure(const NBFMConfigureMessage& message) {
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constexpr size_t decim_0_input_fs = baseband_fs;
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constexpr size_t decim_0_output_fs = decim_0_input_fs / decim_0.decimation_factor;
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constexpr size_t decim_0_input_fs = baseband_fs;
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constexpr size_t decim_0_output_fs = decim_0_input_fs / decim_0.decimation_factor;
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constexpr size_t decim_1_input_fs = decim_0_output_fs;
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constexpr size_t decim_1_output_fs = decim_1_input_fs / decim_1.decimation_factor;
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constexpr size_t decim_1_input_fs = decim_0_output_fs;
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constexpr size_t decim_1_output_fs = decim_1_input_fs / decim_1.decimation_factor;
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constexpr size_t channel_filter_input_fs = decim_1_output_fs;
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const size_t channel_filter_output_fs = channel_filter_input_fs / message.channel_decimation;
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constexpr size_t channel_filter_input_fs = decim_1_output_fs;
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const size_t channel_filter_output_fs = channel_filter_input_fs / message.channel_decimation;
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const size_t demod_input_fs = channel_filter_output_fs;
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const size_t demod_input_fs = channel_filter_output_fs;
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decim_0.configure(message.decim_0_filter.taps, 33554432);
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decim_1.configure(message.decim_1_filter.taps, 131072);
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channel_filter.configure(message.channel_filter.taps, message.channel_decimation);
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demod.configure(demod_input_fs, message.deviation);
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channel_filter_low_f = message.channel_filter.low_frequency_normalized * channel_filter_input_fs;
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channel_filter_high_f = message.channel_filter.high_frequency_normalized * channel_filter_input_fs;
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channel_filter_transition = message.channel_filter.transition_normalized * channel_filter_input_fs;
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channel_spectrum.set_decimation_factor(1.0f);
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audio_output.configure(message.audio_hpf_config, message.audio_deemph_config, (float)message.squelch_level / 100.0);
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hpf.configure(audio_24k_hpf_30hz_config);
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ctcss_filter.configure(taps_64_lp_025_025.taps);
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decim_0.configure(message.decim_0_filter.taps, 33554432);
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decim_1.configure(message.decim_1_filter.taps, 131072);
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channel_filter.configure(message.channel_filter.taps, message.channel_decimation);
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demod.configure(demod_input_fs, message.deviation);
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channel_filter_low_f = message.channel_filter.low_frequency_normalized * channel_filter_input_fs;
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channel_filter_high_f = message.channel_filter.high_frequency_normalized * channel_filter_input_fs;
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channel_filter_transition = message.channel_filter.transition_normalized * channel_filter_input_fs;
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channel_spectrum.set_decimation_factor(1.0f);
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audio_output.configure(message.audio_hpf_config, message.audio_deemph_config, (float)message.squelch_level / 100.0);
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configured = true;
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hpf.configure(audio_24k_hpf_30hz_config);
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ctcss_filter.configure(taps_64_lp_025_025.taps);
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configured = true;
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}
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void NarrowbandFMAudio::pitch_rssi_config(const PitchRSSIConfigureMessage& message) {
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pitch_rssi_enabled = message.enabled;
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tone_delta = (message.rssi + 1000) * ((1ULL << 32) / 24000);
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pitch_rssi_enabled = message.enabled;
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tone_delta = (message.rssi + 1000) * ((1ULL << 32) / 24000);
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}
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void NarrowbandFMAudio::capture_config(const CaptureConfigMessage& message) {
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if( message.config ) {
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audio_output.set_stream(std::make_unique<StreamInput>(message.config));
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} else {
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audio_output.set_stream(nullptr);
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}
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if (message.config) {
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audio_output.set_stream(std::make_unique<StreamInput>(message.config));
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} else {
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audio_output.set_stream(nullptr);
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}
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}
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int main() {
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EventDispatcher event_dispatcher { std::make_unique<NarrowbandFMAudio>() };
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event_dispatcher.run();
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return 0;
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EventDispatcher event_dispatcher{std::make_unique<NarrowbandFMAudio>()};
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event_dispatcher.run();
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return 0;
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}
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