[FFmpeg-devel] [PATCH] In graph2dot, print more specific audio information for audio links.

[Justin Ruggles]

On 02/13/2011 05:02 PM, Stefano Sabatini wrote:

> ---
>  tools/graph2dot.c |   16 ++++++++++++----
>  1 files changed, 12 insertions(+), 4 deletions(-)
> 
> diff --git a/tools/graph2dot.c b/tools/graph2dot.c
> index 5e0da9a..850d481 100644
> --- a/tools/graph2dot.c
> +++ b/tools/graph2dot.c
> @@ -22,6 +22,7 @@
>  
>  #undef HAVE_AV_CONFIG_H
>  #include "libavutil/pixdesc.h"
> +#include "libavcore/audioconvert.h"
>  #include "libavfilter/avfiltergraph.h"
>  
>  static void usage(void)
> @@ -67,10 +68,17 @@ static void print_digraph(FILE *outfile, AVFilterGraph *graph)
>                           dst_filter_ctx->filter->name);
>  
>                  fprintf(outfile, "\"%s\" -> \"%s\"", filter_ctx_label, dst_filter_ctx_label);
> -                fprintf(outfile, " [ label= \"fmt:%s w:%d h:%d tb:%d/%d\" ];\n",
> -                        link->type == AVMEDIA_TYPE_VIDEO ? av_pix_fmt_descriptors[link->format].name :
> -                        link->type == AVMEDIA_TYPE_AUDIO ? av_get_sample_fmt_name(link->format) : "unknown",
> -                        link->w, link->h, link->time_base.num, link->time_base.den);
> +                if (link->type == AVMEDIA_TYPE_VIDEO) {
> +                    fprintf(outfile, " [ label= \"fmt:%s w:%d h:%d tb:%d/%d\" ];\n",
> +                            av_pix_fmt_descriptors[link->format].name,
> +                            link->w, link->h, link->time_base.num, link->time_base.den);
> +                } else if (link->type == AVMEDIA_TYPE_AUDIO) {
> +                    char buf[255];
> +                    av_get_channel_layout_string(buf, sizeof(buf), -1, link->channel_layout);
> +                    fprintf(outfile, " [ label= \"fmt:%s ar:%"PRId64" cl:%s\" ];\n",


I prefer sr instead of ar to abbreviate sample rate.

-Justin