[FFmpeg-cvslog] lavfi/vf_libplacebo: allow pos_w to depend on pos_h

[Niklas Haas]

ffmpeg | branch: master | Niklas Haas <git at haasn.dev> | Tue Jun 20 16:36:08 2023 +0200| [e998d0a4f7cce78d36a7d4ebdc11aa4e39f5b440] | committer: Niklas Haas

lavfi/vf_libplacebo: allow pos_w to depend on pos_h

Ditto for crop_w/crop_h. Requires simply repeating the evaluation of the
first variable to be evaluated.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=e998d0a4f7cce78d36a7d4ebdc11aa4e39f5b440
---

 libavfilter/vf_libplacebo.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libavfilter/vf_libplacebo.c b/libavfilter/vf_libplacebo.c
index 056041d213..0f7c648192 100644
--- a/libavfilter/vf_libplacebo.c
+++ b/libavfilter/vf_libplacebo.c
@@ -775,10 +775,14 @@ static void update_crops(AVFilterContext *ctx, LibplaceboInput *in,
             av_expr_eval(s->crop_w_pexpr, s->var_values, NULL);
         s->var_values[VAR_CROP_H] = s->var_values[VAR_CH] =
             av_expr_eval(s->crop_h_pexpr, s->var_values, NULL);
+        s->var_values[VAR_CROP_W] = s->var_values[VAR_CW] =
+            av_expr_eval(s->crop_w_pexpr, s->var_values, NULL);
         s->var_values[VAR_POS_W]  = s->var_values[VAR_PW] =
             av_expr_eval(s->pos_w_pexpr, s->var_values, NULL);
         s->var_values[VAR_POS_H]  = s->var_values[VAR_PH] =
             av_expr_eval(s->pos_h_pexpr, s->var_values, NULL);
+        s->var_values[VAR_POS_W]  = s->var_values[VAR_PW] =
+            av_expr_eval(s->pos_w_pexpr, s->var_values, NULL);
 
         image->crop.x0 = av_expr_eval(s->crop_x_pexpr, s->var_values, NULL);
         image->crop.y0 = av_expr_eval(s->crop_y_pexpr, s->var_values, NULL);