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Fixed SSB demod bug

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This commit is contained in:
Ryzerth
2020-12-06 19:51:56 +01:00
parent c612620ca5
commit fe1de4bed9
5 changed files with 15 additions and 12 deletions
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11
core/src/dsp/demodulator.h
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@ -166,7 +166,10 @@ namespace dsp {
SSBDemod(stream<complex_t>* in, float sampleRate, float bandWidth, int mode) { init(in, sampleRate, bandWidth, mode); }
~SSBDemod() { generic_block<SSBDemod>::stop(); }
~SSBDemod() {
generic_block<SSBDemod>::stop();
delete[] buffer;
}
enum {
MODE_USB,
@ -191,6 +194,7 @@ namespace dsp {
phaseDelta = lv_cmake(1.0f, 0.0f);
break;
}
buffer = new lv_32fc_t[STREAM_BUFFER_SIZE];
generic_block<SSBDemod>::registerInput(_in);
generic_block<SSBDemod>::registerOutput(&out);
}
@ -256,8 +260,8 @@ namespace dsp {
if (count < 0) { return -1; }
if (out.aquire() < 0) { return -1; }
volk_32fc_s32fc_x2_rotator_32fc((lv_32fc_t*)out.data, (lv_32fc_t*)_in->data, phaseDelta, &phase, count);
volk_32fc_deinterleave_real_32f(out.data, (lv_32fc_t*)_in->data, count);
volk_32fc_s32fc_x2_rotator_32fc(buffer, (lv_32fc_t*)_in->data, phaseDelta, &phase, count);
volk_32fc_deinterleave_real_32f(out.data, buffer, count);
_in->flush();
out.write(count);
@ -271,6 +275,7 @@ namespace dsp {
int _mode;
float _sampleRate, _bandWidth;
stream<complex_t>* _in;
lv_32fc_t* buffer;
lv_32fc_t phase;
lv_32fc_t phaseDelta;