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DSP code cleanup

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This commit is contained in:
Ryzerth
2021-07-12 05:03:51 +02:00
parent 1f1b0cd45e
commit ff030397a4
24 changed files with 442 additions and 118 deletions
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16
core/src/dsp/vfo.h
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@ -10,7 +10,11 @@ namespace dsp {
public:
VFO() {}
~VFO() { stop(); }
~VFO() {
if (!_init) { return; }
stop();
_init = false;
}
VFO(stream<complex_t>* in, float offset, float inSampleRate, float outSampleRate, float bandWidth) {
init(in, offset, inSampleRate, outSampleRate, bandWidth);
@ -33,21 +37,26 @@ namespace dsp {
resamp.updateWindow(&win);
out = &resamp.out;
_init = true;
}
void start() {
assert(_init);
if (running) { return; }
xlator.start();
resamp.start();
}
void stop() {
assert(_init);
if (!running) { return; }
xlator.stop();
resamp.stop();
}
void setInSampleRate(float inSampleRate) {
assert(_init);
_inSampleRate = inSampleRate;
if (running) { xlator.stop(); resamp.stop(); }
xlator.setSampleRate(_inSampleRate);
@ -61,6 +70,7 @@ namespace dsp {
}
void setOutSampleRate(float outSampleRate) {
assert(_init);
_outSampleRate = outSampleRate;
if (running) { resamp.stop(); }
resamp.setOutSampleRate(_outSampleRate);
@ -73,6 +83,7 @@ namespace dsp {
}
void setOutSampleRate(float outSampleRate, float bandWidth) {
assert(_init);
_outSampleRate = outSampleRate;
_bandWidth = bandWidth;
if (running) { resamp.stop(); }
@ -86,11 +97,13 @@ namespace dsp {
}
void setOffset(float offset) {
assert(_init);
_offset = offset;
xlator.setFrequency(-_offset);
}
void setBandwidth(float bandWidth) {
assert(_init);
_bandWidth = bandWidth;
float realCutoff = std::min<float>(_bandWidth, std::min<float>(_inSampleRate, _outSampleRate)) / 2.0f;
win.setCutoff(realCutoff);
@ -101,6 +114,7 @@ namespace dsp {
stream<complex_t>* out;
private:
bool _init = false;
bool running = false;
float _offset, _inSampleRate, _outSampleRate, _bandWidth;
filter_window::BlackmanWindow win;