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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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107
firmware/baseband/proc_wfm_audio.hpp
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@@ -36,69 +36,66 @@
#include "spectrum_collector.hpp"
class WidebandFMAudio : 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;
static constexpr auto spectrum_rate_hz = 50.0f;
private:
static constexpr size_t baseband_fs = 3072000;
static constexpr auto spectrum_rate_hz = 50.0f;
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()
};
// work_audio_buffer and dst_buffer use the same data pointer
const buffer_s16_t work_audio_buffer {
(int16_t*)dst.data(),
sizeof(dst) / sizeof(int16_t)
};
std::array<complex16_t, 512> dst{};
const buffer_c16_t dst_buffer{
dst.data(),
dst.size()};
// work_audio_buffer and dst_buffer use the same data pointer
const buffer_s16_t work_audio_buffer{
(int16_t*)dst.data(),
sizeof(dst) / sizeof(int16_t)};
std::array<complex16_t, 64> complex_audio { };
const buffer_c16_t complex_audio_buffer {
complex_audio.data(),
complex_audio.size()
};
dsp::decimate::FIRC8xR16x24FS4Decim4 decim_0 { };
dsp::decimate::FIRC16xR16x16Decim2 decim_1 { };
int32_t channel_filter_low_f = 0;
int32_t channel_filter_high_f = 0;
int32_t channel_filter_transition = 0;
std::array<complex16_t, 64> complex_audio{};
const buffer_c16_t complex_audio_buffer{
complex_audio.data(),
complex_audio.size()};
dsp::demodulate::FM demod { };
dsp::decimate::DecimateBy2CIC4Real audio_dec_1 { };
dsp::decimate::DecimateBy2CIC4Real audio_dec_2 { };
dsp::decimate::FIR64AndDecimateBy2Real audio_filter { };
dsp::decimate::FIRC8xR16x24FS4Decim4 decim_0{};
dsp::decimate::FIRC16xR16x16Decim2 decim_1{};
int32_t channel_filter_low_f = 0;
int32_t channel_filter_high_f = 0;
int32_t channel_filter_transition = 0;
AudioOutput audio_output { };
// For fs=96kHz FFT streaming
BlockDecimator<complex16_t, 256> audio_spectrum_decimator { 1 };
std::array<std::complex<float>, 256> audio_spectrum { };
uint32_t audio_spectrum_timer { 0 };
enum AudioSpectrumState {
IDLE = 0,
FEED,
FFT
};
AudioSpectrumState audio_spectrum_state { IDLE };
AudioSpectrum spectrum { };
uint32_t fft_step { 0 };
dsp::demodulate::FM demod{};
dsp::decimate::DecimateBy2CIC4Real audio_dec_1{};
dsp::decimate::DecimateBy2CIC4Real audio_dec_2{};
dsp::decimate::FIR64AndDecimateBy2Real audio_filter{};
SpectrumCollector channel_spectrum { };
size_t spectrum_interval_samples = 0;
size_t spectrum_samples = 0;
AudioOutput audio_output{};
bool configured { false };
void configure(const WFMConfigureMessage& message);
void capture_config(const CaptureConfigMessage& message);
void post_message(const buffer_c16_t& data);
// For fs=96kHz FFT streaming
BlockDecimator<complex16_t, 256> audio_spectrum_decimator{1};
std::array<std::complex<float>, 256> audio_spectrum{};
uint32_t audio_spectrum_timer{0};
enum AudioSpectrumState {
IDLE = 0,
FEED,
FFT
};
AudioSpectrumState audio_spectrum_state{IDLE};
AudioSpectrum spectrum{};
uint32_t fft_step{0};
SpectrumCollector channel_spectrum{};
size_t spectrum_interval_samples = 0;
size_t spectrum_samples = 0;
bool configured{false};
void configure(const WFMConfigureMessage& message);
void capture_config(const CaptureConfigMessage& message);
void post_message(const buffer_c16_t& data);
};
#endif/*__PROC_WFM_AUDIO_H__*/
#endif /*__PROC_WFM_AUDIO_H__*/