TNR Parameters
The following table describes Temporal Noise Reduction parameters.
| Parameter | Description | Range |
|---|---|---|
| updateTnrParams | Indicates whether to update the TNR parameters for each frame. | uint: [0, 1] |
| spatialSigmaLuma | Sigma of the luma for spatial filter. | uint |
| spatialSigmaChroma | Sigma of the chroma for spatial filter. | uint |
| rangeSigmaLuma | Sigma of the luma for range filter. | uint |
| rangeSigmaChroma | Sigma of the chroma for range filter. | uint |
| sadMultiplier | SAD multiplier parameter. | float: [0.0,1.0] |
| sadWeightLuma | Weight of luma when calculating SAD. | float: [0.0,1.0] |
| alphaSmoothEnable | Enables or disables the spatial alpha smooth. | boolean |
| alphaIncreaseCap | Temporal alpha restrict increase capability. | float: [0.0,1.0] |
| alphaScaleIIR | Alpha scale IRR for strength. | float: [0.0,1.0] |
| alphaMaxLuma | Max luma value for alpha clip calculation. | float: [0.0,1.0] |
| alphaMinLuma | Min luma value for alpha clip calculation. | float: [0.0,1.0] |
| alphaMaxChroma | Max chroma value for alpha clip calculation. | float: [0.0,1.0] |
| alphaMinChroma | Min chroma value for alpha clip calculation. | float: [0.0,1.0] |
| betaX1 | BetaX1 in Beta calculation. | float: [0.0,1.0] |
| betaX2 | BetaX2 in Beta calculation. | float: [0.0,1.0] |
| maxBeta | Max Beta threshold in Beta calculation. | float: [0.0,1.0] |
| minBeta | Min Beta threshold in Beta calculation. | float: [0.0,1.0] |