Push source scheduling and the create function

[Martin Kelly]

On 05/08/2016 07:33 AM, Tim Müller wrote:
>
> The source base class will call the create function over and over again
> in a loop. The function is expected to block until it can produce a
> buffer (or is told to shut down/unblock). In case of video capture
> sources it will depend on settings, sensor and lighting and such how
> quickly a new frame will be produced. The throttling/scheduling is
> usually inherent in the capture API and the source simply blocks until
> it gets a new frame.
>

Got it, thanks!