From 27fe8930e0b9e7881e61eb9ed0b8b526f718abfe Mon Sep 17 00:00:00 2001 From: Steven Liu Date: Thu, 1 Feb 2018 10:55:19 +0800 Subject: avfilter: add comments for duplicate line comment about the looks like a duplicate line. but that is used to reason x is expressed from y Suggested-by: Paul B Mahol Suggested-by: Michael Niedermayer Signed-off-by: Steven Liu --- libavfilter/vf_drawtext.c | 1 + 1 file changed, 1 insertion(+) (limited to 'libavfilter/vf_drawtext.c') diff --git a/libavfilter/vf_drawtext.c b/libavfilter/vf_drawtext.c index f97a741b50..e8905a40d3 100644 --- a/libavfilter/vf_drawtext.c +++ b/libavfilter/vf_drawtext.c @@ -1390,6 +1390,7 @@ static int draw_text(AVFilterContext *ctx, AVFrame *frame, s->x = s->var_values[VAR_X] = av_expr_eval(s->x_pexpr, s->var_values, &s->prng); s->y = s->var_values[VAR_Y] = av_expr_eval(s->y_pexpr, s->var_values, &s->prng); + /* It is necessary if x is expressed from y */ s->x = s->var_values[VAR_X] = av_expr_eval(s->x_pexpr, s->var_values, &s->prng); update_alpha(s); -- cgit v1.2.3