[linux-dvb] Re: Fw: DVB audio/video decoder API

["Felix Domke" <tmbinc@elitedvb.net>]

Hi,

> >  - "receive buffer size". not the DMX_SET_BUFFER-thing (so not the
> > ringbuffer size), but instead (on hardware layer) the interrupt
frequency.
> > for example:
> > on hi-datarate services, specify a high number. the user will geht few
but
> > big packages of data. on lo-datarate services (maybe someone likes to
stream
> > the TOT in a TS, not using sections) specify 0 for "on every ts packet".
> Can you elaborate on the effects this would have on existing drivers
> and the hardware independent parts of the DVB driver source? Is this
> just an optimization hint passed to the hardware drivers which can
> be ignored (e.g. the current AV7110 firmware does not support this)?
Exactly. Its just for optimizing performance, as well as on driver-layer
(less interrupts) as on application side (less poll()-returns, less read()s,
bigger chunks of data).

felix domke



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