[FFmpeg-devel] [PATCH 2/5] avfilter/af_astats: improve options descriptions

[Gyan Doshi]

On 2021-12-09 06:49 am, lance.lmwang at gmail.com wrote:
> From: Limin Wang <lance.lmwang at gmail.com>
>
> Signed-off-by: Limin Wang <lance.lmwang at gmail.com>
> ---
>   libavfilter/af_astats.c | 6 +++---
>   1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/libavfilter/af_astats.c b/libavfilter/af_astats.c
> index d0810b5..776a8aa 100644
> --- a/libavfilter/af_astats.c
> +++ b/libavfilter/af_astats.c
> @@ -114,8 +114,8 @@ typedef struct AudioStatsContext {
>   static const AVOption astats_options[] = {
>       { "length", "set the window length", OFFSET(time_constant), AV_OPT_TYPE_DOUBLE, {.dbl=.05}, 0, 10, FLAGS },
>       { "metadata", "inject metadata in the filtergraph", OFFSET(metadata), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS },
> -    { "reset", "recalculate stats after this many frames", OFFSET(reset_count), AV_OPT_TYPE_INT, {.i64=0}, 0, INT_MAX, FLAGS },
> -    { "measure_perchannel", "only measure_perchannel these per-channel statistics", OFFSET(measure_perchannel), AV_OPT_TYPE_FLAGS, {.i64=MEASURE_ALL}, 0, UINT_MAX, FLAGS, "measure" },
> +    { "reset", "Set number of frame after which stats are going to be recalculated", OFFSET(reset_count), AV_OPT_TYPE_INT, {.i64=0}, 0, INT_MAX, FLAGS },

"Set the number of frames over which cumulative stats are calculated 
before being reset"

> +    { "measure_perchannel", "Select the entries which need to be measured per channel", OFFSET(measure_perchannel), AV_OPT_TYPE_FLAGS, {.i64=MEASURE_ALL}, 0, UINT_MAX, FLAGS, "measure" },

"Select the parameters which are measured per channel"

>         { "none"                      , "", 0, AV_OPT_TYPE_CONST, {.i64=MEASURE_NONE                }, 0, 0, FLAGS, "measure" },
>         { "all"                       , "", 0, AV_OPT_TYPE_CONST, {.i64=MEASURE_ALL                 }, 0, 0, FLAGS, "measure" },
>         { "DC_offset"                 , "", 0, AV_OPT_TYPE_CONST, {.i64=MEASURE_DC_OFFSET           }, 0, 0, FLAGS, "measure" },
> @@ -143,7 +143,7 @@ static const AVOption astats_options[] = {
>         { "Number_of_NaNs"            , "", 0, AV_OPT_TYPE_CONST, {.i64=MEASURE_NUMBER_OF_NANS      }, 0, 0, FLAGS, "measure" },
>         { "Number_of_Infs"            , "", 0, AV_OPT_TYPE_CONST, {.i64=MEASURE_NUMBER_OF_INFS      }, 0, 0, FLAGS, "measure" },
>         { "Number_of_denormals"       , "", 0, AV_OPT_TYPE_CONST, {.i64=MEASURE_NUMBER_OF_DENORMALS }, 0, 0, FLAGS, "measure" },
> -    { "measure_overall", "only measure_perchannel these overall statistics", OFFSET(measure_overall), AV_OPT_TYPE_FLAGS, {.i64=MEASURE_ALL}, 0, UINT_MAX, FLAGS, "measure" },
> +    { "measure_overall", "Select the entries which need to be measured overall", OFFSET(measure_overall), AV_OPT_TYPE_FLAGS, {.i64=MEASURE_ALL}, 0, UINT_MAX, FLAGS, "measure" },

"Select the parameters which are measured overall"

Regards,
Gyan