add more device-specific options

owrx/source/airspy.py

@@ -1,6 +1,7 @@
 from owrx.source.soapy import SoapyConnectorSource, SoapyConnectorDeviceDescription
-from owrx.form import Input
+from owrx.form import Input, CheckboxInput
 from owrx.form.device import BiasTeeInput
+from owrx.form.converter import OptionalConverter
 from typing import List
 
 
@@ -21,4 +22,17 @@ class AirspySource(SoapyConnectorSource):
 
 class AirspyDeviceDescription(SoapyConnectorDeviceDescription):
     def getInputs(self) -> List[Input]:
-        return self.mergeInputs(super().getInputs(), [BiasTeeInput()])
+        return self.mergeInputs(
+            super().getInputs(),
+            [
+                BiasTeeInput(),
+                CheckboxInput(
+                    "bitpack",
+                    "",
+                    checkboxText="Enable bit-packing",
+                    infotext="Packs two 12-bit samples into 3 bytes."
+                    + " Lowers USB bandwidth consumption, increases CPU load",
+                    converter=OptionalConverter(defaultFormValue=False),
+                ),
+            ],
+        )