IAMTuner::SignalPresent (Windows CE 5.0)
The SignalPresent method retrieves the strength of the signal on a given channel.
Syntax
HRESULT SignalPresent(
long *plSignalStrength);
Parameters
plSignalStrength
[out] Pointer to a variable that receives a value indicating whether a signal is present on the current channel. Can be one of the following values.Value Description AMTUNER_HASNOSIGNALSTRENGTH -1 AMTUNER_NOSIGNAL 0 S_OK 1 A value of AMTUNER_HASNOSIGNALSTRENGTH means the signal strength cannot be determined at this time.
Return Values
Returns an HRESULT value.
Requirements
OS Versions: Windows CE 5.0 Networked Media Device Feature Pack.
Header: strmif.h.
See Also
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