// ks.h

typedef struct _KSFILTER_DISPATCH {
  PFNKSFILTERIRP     Create;
  PFNKSFILTERIRP     Close;
  PFNKSFILTERPROCESS Process;
  PFNKSFILTERVOID    Reset;
} KSFILTER_DISPATCH, *PKSFILTER_DISPATCH;
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Windows Driver Kit DDI reference (ns-ks-_ksfilter_dispatch)

_KSFILTER_DISPATCH structure

Description

The KSFILTER_DISPATCH structure describes the client callbacks that are made to notify the client of certain events on a given filter type.

Members

`Create`

Optional. A pointer to a minidriver-supplied AVStrMiniFilterCreate callback routine.

`Close`

Optional. A pointer to a minidriver-supplied AVStrMiniFilterClose callback routine.

`Process`

Optional. A pointer to a minidriver-supplied AVStrMiniFilterProcess callback routine.

`Reset`

Optional. A pointer to a minidriver-supplied AVStrMiniFilterReset callback routine.

Remarks

Any of the callback pointers may be NULL, indicating that the driver does not wish to receive notification of a given event.

Also see Restarting Processing in AVStream and

Filter-Centric Processing.

KSFILTER_DISPATCH - NtDoc