[FFmpeg-devel] [PATCH] ffprobe: report unavailable SAR correctly in stream info

[Rostislav Pehlivanov]

On 12 April 2018 at 09:07, Timo Teräs <timo.teras at iki.fi> wrote:

> av_guess_sample_aspect_ratio() will return undefined or missing
> value as {0,1}. This fixes show_stream() to check numerator to
> display 'N/A' when appropriate. show_frame() does this already
> correctly.
>
> Signed-off-by: Timo Teräs <timo.teras at iki.fi>
> ---
>  fftools/ffprobe.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fftools/ffprobe.c b/fftools/ffprobe.c
> index 82dfe4f58a..8b2a18b6b1 100644
> --- a/fftools/ffprobe.c
> +++ b/fftools/ffprobe.c
> @@ -2521,7 +2521,7 @@ static int show_stream(WriterContext *w,
> AVFormatContext *fmt_ctx, int stream_id
>  #endif
>          print_int("has_b_frames", par->video_delay);
>          sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, NULL);
> -        if (sar.den) {
> +        if (sar.num) {
>              print_q("sample_aspect_ratio", sar, ':');
>              av_reduce(&dar.num, &dar.den,
>                        par->width  * sar.num,
> --
> 2.17.0
>
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>

LGTM