Re: AVStream driver

I'd guess that when it "doesn't work" you are returning an error or
returning bogus info while processing KSPROPERTY_TUNER_FREQUENCY or some
other property that gets set or queried along with it.

Log all calls to your tuner handling code and see what you return.

-- Max.



"Arif Golde" <ArifGolde@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote in message
news:913894C2-9C31-44D2-814D-07638B2D9BF1@xxxxxxxxxxxxxxxx
> On changing frequency from graphedit I expect to receive multiple calls to
> the set property handler for KSPROPERTY_TUNER_FREQUENCY. Under what
> circumstances would an AVStream driver receive just one call. Also this
> follows a call for KSPROPERTY_TUNER_STATUS which is missing in my case.
> The
> result of this misbehaviour is that the analog tuner control in graphedit
> always says "Locked".
>


.