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This commit is contained in:
jLynx
2023-05-19 08:16:05 +12:00
committed by GitHub
parent 7aca7ce74d
commit 033c4e9a5b
599 changed files with 70746 additions and 66896 deletions
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114
firmware/baseband/proc_nfm_audio.hpp
View File

@@ -37,73 +37,69 @@
#include <cstdint>
class NarrowbandFMAudio : public BasebandProcessor {
public:
void execute(const buffer_c8_t& buffer) override;
public:
void execute(const buffer_c8_t& buffer) override;
void on_message(const Message* const message) override;
void on_message(const Message* const message) override;
private:
static constexpr size_t baseband_fs = 3072000;
private:
static constexpr size_t baseband_fs = 3072000;
BasebandThread baseband_thread { baseband_fs, this, NORMALPRIO + 20, baseband::Direction::Receive };
RSSIThread rssi_thread { NORMALPRIO + 10 };
BasebandThread baseband_thread{baseband_fs, this, NORMALPRIO + 20, baseband::Direction::Receive};
RSSIThread rssi_thread{NORMALPRIO + 10};
std::array<complex16_t, 512> dst { };
const buffer_c16_t dst_buffer {
dst.data(),
dst.size()
};
const buffer_s16_t work_audio_buffer {
(int16_t*)dst.data(),
sizeof(dst) / sizeof(int16_t)
};
std::array<int16_t, 16> audio { };
const buffer_s16_t audio_buffer {
(int16_t*)audio.data(),
sizeof(audio) / sizeof(int16_t)
};
std::array<int16_t, 16> tone { };
const buffer_s16_t tone_buffer {
(int16_t*)tone.data(),
sizeof(tone) / sizeof(int16_t)
};
std::array<complex16_t, 512> dst{};
const buffer_c16_t dst_buffer{
dst.data(),
dst.size()};
const buffer_s16_t work_audio_buffer{
(int16_t*)dst.data(),
sizeof(dst) / sizeof(int16_t)};
dsp::decimate::FIRC8xR16x24FS4Decim8 decim_0 { };
dsp::decimate::FIRC16xR16x32Decim8 decim_1 { };
dsp::decimate::FIRAndDecimateComplex channel_filter { };
int32_t channel_filter_low_f = 0;
int32_t channel_filter_high_f = 0;
int32_t channel_filter_transition = 0;
// For CTCSS decoding
dsp::decimate::FIR64AndDecimateBy2Real ctcss_filter { };
IIRBiquadFilter hpf { };
std::array<int16_t, 16> audio{};
const buffer_s16_t audio_buffer{
(int16_t*)audio.data(),
sizeof(audio) / sizeof(int16_t)};
dsp::demodulate::FM demod { };
std::array<int16_t, 16> tone{};
const buffer_s16_t tone_buffer{
(int16_t*)tone.data(),
sizeof(tone) / sizeof(int16_t)};
AudioOutput audio_output { };
dsp::decimate::FIRC8xR16x24FS4Decim8 decim_0{};
dsp::decimate::FIRC16xR16x32Decim8 decim_1{};
dsp::decimate::FIRAndDecimateComplex channel_filter{};
int32_t channel_filter_low_f = 0;
int32_t channel_filter_high_f = 0;
int32_t channel_filter_transition = 0;
SpectrumCollector channel_spectrum { };
uint32_t tone_phase { 0 };
uint32_t tone_delta { 0 };
bool pitch_rssi_enabled { false };
float cur_sample { }, prev_sample { };
uint32_t z_acc { 0}, z_timer { 0 }, z_count { 0 };
bool ctcss_detect_enabled { true };
static constexpr float k = 32768.0f;
static constexpr float ki = 1.0f / k;
// For CTCSS decoding
dsp::decimate::FIR64AndDecimateBy2Real ctcss_filter{};
IIRBiquadFilter hpf{};
bool configured { false };
void pitch_rssi_config(const PitchRSSIConfigureMessage& message);
void configure(const NBFMConfigureMessage& message);
void capture_config(const CaptureConfigMessage& message);
//RequestSignalMessage sig_message { RequestSignalMessage::Signal::Squelched };
CodedSquelchMessage ctcss_message { 0 };
dsp::demodulate::FM demod{};
AudioOutput audio_output{};
SpectrumCollector channel_spectrum{};
uint32_t tone_phase{0};
uint32_t tone_delta{0};
bool pitch_rssi_enabled{false};
float cur_sample{}, prev_sample{};
uint32_t z_acc{0}, z_timer{0}, z_count{0};
bool ctcss_detect_enabled{true};
static constexpr float k = 32768.0f;
static constexpr float ki = 1.0f / k;
bool configured{false};
void pitch_rssi_config(const PitchRSSIConfigureMessage& message);
void configure(const NBFMConfigureMessage& message);
void capture_config(const CaptureConfigMessage& message);
// RequestSignalMessage sig_message { RequestSignalMessage::Signal::Squelched };
CodedSquelchMessage ctcss_message{0};
};
#endif/*__PROC_NFM_AUDIO_H__*/
#endif /*__PROC_NFM_AUDIO_H__*/