Don't cause a loud pop when changing biquad filter coefficients · e3353358b6 - teensy-audio - gitea: thevis.us

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Don't cause a loud pop when changing biquad filter coefficients

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PaulStoffregen 9 år sedan

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5a27a29a4f

incheckning

e3353358b6

1 ändrade filer med 3 tillägg och 2 borttagningar

Unifierad Vy Visa Diff Statistik

							
								+ 3
								
								- 2
							
filter_biquad.cppVisa fil
								
																*dest++ = *coefficients++;
															
																*dest++ = *coefficients++;
														
																*dest++ = *coefficients++ * -1;
															
																*dest++ = *coefficients++ * -1;
														
																*dest++ = *coefficients++ * -1;
															
																*dest++ = *coefficients++ * -1;
														
																*dest++ = 0;
															
																*dest++ = 0;
															
																//*dest++ = 0;
														
																//*dest++ = 0;  // clearing filter state causes loud pop
														
																dest += 2;
														
																*dest   &= 0x80000000;
															
																*dest   &= 0x80000000;
														
																__enable_irq();
															
																__enable_irq();
														
															}
															
															}