[gmpi] Re: Decision time: 7.2
- From: Steve Harris <S.W.Harris@xxxxxxxxxxxxxxx>
- To: gmpi@xxxxxxxxxxxxx
- Date: Sat, 19 Jul 2003 22:39:16 +0100
On Fri, Jul 18, 2003 at 06:26:31PM -0600, Mike Berry wrote:
> e.) A plugin is passed input and output buffers. The output buffers
> may be NULL, indicating that the corresponding input buffer should be
> processed in place. Hosts must not pass NULL output buffers if the
> plugin is assymetrical in its inputs and outputs. Hosts must not mix
> NULL and non-NULL output buffers in a single call.
> Therefore, all symmetrical plugins must support in place and copy to
> processing. All assymetrical plugins only support copy-to processing.
> All buffer management is handled by the host.
That sounds harder to handle than just setting the pointers to the same
address.
- Steve
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