Re: [FFmpeg-devel] [PATCH] fftools/ffprobe: Print dispositions generically

[James Almer <jamrial@gmail.com>]

On 3/2/2024 4:37 PM, Andreas Rheinhardt wrote:
> Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
> ---
>   fftools/ffprobe.c | 39 +++++++++++++++------------------------
>   1 file changed, 15 insertions(+), 24 deletions(-)
> 
> diff --git a/fftools/ffprobe.c b/fftools/ffprobe.c
> index ea225f14ab..ac6b92f5d6 100644
> --- a/fftools/ffprobe.c
> +++ b/fftools/ffprobe.c
> @@ -3039,6 +3039,18 @@ static int read_packets(WriterContext *w, InputFile *ifile)
>       return ret;
>   }
>   
> +static void print_dispositions(WriterContext *w, uint32_t disposition, SectionID section_id)
> +{
> +    writer_print_section_header(w, NULL, section_id);
> +    for (int i = 0; i < sizeof(disposition) * CHAR_BIT; i++) {
> +        const char *disposition_str = av_disposition_to_string(1U << i);
> +
> +        if (disposition_str)
> +            print_int(disposition_str, !!(disposition & (1U << i)));
> +    }
> +    writer_print_section_footer(w);
> +}
> +
>   static int show_stream(WriterContext *w, AVFormatContext *fmt_ctx, int stream_idx, InputStream *ist, int in_program)
>   {
>       AVStream *stream = ist->st;
> @@ -3215,31 +3227,10 @@ static int show_stream(WriterContext *w, AVFormatContext *fmt_ctx, int stream_id
>       }
>   
>       /* Print disposition information */
> -#define PRINT_DISPOSITION(flagname, name) do {                                \
> -        print_int(name, !!(stream->disposition & AV_DISPOSITION_##flagname)); \
> -    } while (0)
> -
>       if (do_show_stream_disposition) {
> -        writer_print_section_header(w, NULL, in_program ? SECTION_ID_PROGRAM_STREAM_DISPOSITION : SECTION_ID_STREAM_DISPOSITION);
> -        PRINT_DISPOSITION(DEFAULT,          "default");
> -        PRINT_DISPOSITION(DUB,              "dub");
> -        PRINT_DISPOSITION(ORIGINAL,         "original");
> -        PRINT_DISPOSITION(COMMENT,          "comment");
> -        PRINT_DISPOSITION(LYRICS,           "lyrics");
> -        PRINT_DISPOSITION(KARAOKE,          "karaoke");
> -        PRINT_DISPOSITION(FORCED,           "forced");
> -        PRINT_DISPOSITION(HEARING_IMPAIRED, "hearing_impaired");
> -        PRINT_DISPOSITION(VISUAL_IMPAIRED,  "visual_impaired");
> -        PRINT_DISPOSITION(CLEAN_EFFECTS,    "clean_effects");
> -        PRINT_DISPOSITION(ATTACHED_PIC,     "attached_pic");
> -        PRINT_DISPOSITION(TIMED_THUMBNAILS, "timed_thumbnails");
> -        PRINT_DISPOSITION(NON_DIEGETIC,     "non_diegetic");
> -        PRINT_DISPOSITION(CAPTIONS,         "captions");
> -        PRINT_DISPOSITION(DESCRIPTIONS,     "descriptions");
> -        PRINT_DISPOSITION(METADATA,         "metadata");
> -        PRINT_DISPOSITION(DEPENDENT,        "dependent");
> -        PRINT_DISPOSITION(STILL_IMAGE,      "still_image");
> -        writer_print_section_footer(w);
> +        print_dispositions(w, stream->disposition,
> +                           in_program ? SECTION_ID_PROGRAM_STREAM_DISPOSITION
> +                                      : SECTION_ID_STREAM_DISPOSITION);
>       }
>   
>       if (do_show_stream_tags)

LGTM.
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