Re: [FFmpeg-devel] [PATCH] lavfi/vf_scale_qsv: remove PI, PHI and E

[Gyan Doshi <ffmpeg@gyani.pro>]

On 2022-12-07 08:13 am, Xiang, Haihao wrote:
> From: Haihao Xiang <haihao.xiang@intel.com>
>
> PI, PHI and E are defined in libavutil/eval.c, and user may use these
> constants for scale_qsv filter, so we needn't re-define these variables
> in vf_scale_qsv.c

LGTM.


>
> Signed-off-by: Haihao Xiang <haihao.xiang@intel.com>
> ---
>   libavfilter/vf_scale_qsv.c | 9 ---------
>   1 file changed, 9 deletions(-)
>
> diff --git a/libavfilter/vf_scale_qsv.c b/libavfilter/vf_scale_qsv.c
> index 758e730f78..fa37e95429 100644
> --- a/libavfilter/vf_scale_qsv.c
> +++ b/libavfilter/vf_scale_qsv.c
> @@ -44,9 +44,6 @@
>   #include "video.h"
>   
>   static const char *const var_names[] = {
> -    "PI",
> -    "PHI",
> -    "E",
>       "in_w",   "iw",
>       "in_h",   "ih",
>       "out_w",  "ow",
> @@ -57,9 +54,6 @@ static const char *const var_names[] = {
>   };
>   
>   enum var_name {
> -    VAR_PI,
> -    VAR_PHI,
> -    VAR_E,
>       VAR_IN_W,   VAR_IW,
>       VAR_IN_H,   VAR_IH,
>       VAR_OUT_W,  VAR_OW,
> @@ -470,9 +464,6 @@ static int qsvscale_config_props(AVFilterLink *outlink)
>       char *expr;
>       int ret;
>   
> -    var_values[VAR_PI]    = M_PI;
> -    var_values[VAR_PHI]   = M_PHI;
> -    var_values[VAR_E]     = M_E;
>       var_values[VAR_IN_W]  = var_values[VAR_IW] = inlink->w;
>       var_values[VAR_IN_H]  = var_values[VAR_IH] = inlink->h;
>       var_values[VAR_OUT_W] = var_values[VAR_OW] = NAN;

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