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This commit is contained in:
Jakob Ketterl 2023-08-24 19:34:20 +02:00
parent 9226cd88af
commit c7fbc8202b
1 changed files with 11 additions and 7 deletions
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18
csdr/chain/selector.py
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@ -28,6 +28,13 @@ class Decimator(Chain):
super().__init__(workers)
def _getDecimation(self, outputRate: int) -> (int, float):
if outputRate > self.inputRate:
raise SelectorError(
"cannot provide selected output rate {} since it is bigger than input rate {}".format(
outputRate,
self.inputRate
)
)
d = self.inputRate / outputRate
dInt = int(d)
dFloat = float(self.inputRate / dInt) / outputRate
@ -125,13 +132,6 @@ class Selector(Chain):
def setOutputRate(self, outputRate: int) -> None:
if outputRate == self.outputRate:
return
if outputRate > self.inputRate:
raise ValueError(
"cannot provide selected output rate {} since it is bigger than input rate {}".format(
outputRate,
self.inputRate
)
)
self.outputRate = outputRate
self.decimation.setOutputRate(outputRate)
@ -165,3 +165,7 @@ class SecondarySelector(Chain):
if self.frequencyOffset is None:
return
self.shift.setRate(-offset / self.sampleRate)
class SelectorError(Exception):
pass