picture buffers and stride

Gildas Bazin gbazin at netcourrier.com
Wed Apr 17 09:18:01 CEST 2002

On Wed, 17 Apr 2002 Samuel Hocevar wrote:
>   Ok, what about this strategy then:
>    - change the memory buffer allocation routines to add a stride or
>     margin argument
>    - in the video output plugin, stop creating direct buffers if we
>     just created one which doesn't have the same stride as the first
>     we created
>   Frankly, I think all decoders should be allowed to assume all the
>buffers they get have the same size. For the moment we only have MPEG,
>but if/when we start supporting additional formats, we don't want to
>have to kludge all decoders.

Ok fair enough, this seems like a good solution and besides everybody seems to agree that handling buffers with different strides is not worth the complexity. I'm convinced :)


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