[FFmpeg-devel] [PATCH 1/3] Make avfilter_parse_graph() output a more meaningful message when an invalid filterchain is detected.

[Stefano Sabatini]

On date Friday 2010-11-12 01:32:38 +0100, Stefano Sabatini encoded:
> ---
>  libavfilter/graphparser.c |    5 +++--
>  1 files changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/libavfilter/graphparser.c b/libavfilter/graphparser.c
> index 99982b3..a04426a 100644
> --- a/libavfilter/graphparser.c
> +++ b/libavfilter/graphparser.c
> @@ -339,6 +339,7 @@ int avfilter_graph_parse(AVFilterGraph *graph, const char *filters,
>  
>      do {
>          AVFilterContext *filter;
> +        const char *filterchain = filters;
>          filters += strspn(filters, WHITESPACES);
>  
>          if ((ret = parse_inputs(&filters, &curr_inputs, &open_outputs, log_ctx)) < 0)
> @@ -366,8 +367,8 @@ int avfilter_graph_parse(AVFilterGraph *graph, const char *filters,
>  
>          if (chr == ';' && curr_inputs) {
>              av_log(log_ctx, AV_LOG_ERROR,
> -                   "Could not find a output to link when parsing \"%s\"\n",
> -                   filters - 1);
> +                   "Invalid filterchain containing an unlabelled output pad: \"%s\"\n",
> +                   filterchain);
>              ret = AVERROR(EINVAL);
>              goto fail;

Applied.
-- 
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