[Libav-user] error when calling avfilter_graph_create_filter

[Nicolas George]

Le septidi 7 germinal, an CCXXI, Richard Schilling a écrit :
> I think I'm passing all the right parameters to
> avfilter_graph_create_filter, but I still get a return value of -22, which
> seems to indicate a parameter problem.  I'm missing some detail here….
> 
> Can anyone tell me what's wrong with the call to
> avfilter_graph_create_filter  in the function below? Thanks.

> 	char args[256];

> 	ret = avfilter_graph_create_filter(&in_filter_ctx,
> 			input_filter, "src", args, NULL, graph);

There is nothing in your "args" string except random data that was sitting
on the stack.

Regards,

-- 
  Nicolas George
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