[FFmpeg-cvslog] avfilter/vf_paletteuse: Add missing parentheses

[Andreas Rheinhardt]

ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at outlook.com> | Sat Nov 27 14:54:26 2021 +0100| [f5e74e8d484af23e760e1d4ce292b3a983e0b181] | committer: Andreas Rheinhardt

avfilter/vf_paletteuse: Add missing parentheses

Fixes a mistake in dea673d0d548c864ec85f9260d8900d944ef7a2a.
GCC emitted a -Wint-in-bool-context warning because of that.

Reviewed-by: Soft Works <softworkz at hotmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=f5e74e8d484af23e760e1d4ce292b3a983e0b181
---

 libavfilter/vf_paletteuse.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavfilter/vf_paletteuse.c b/libavfilter/vf_paletteuse.c
index 5f20cd75b2..5b300be5a5 100644
--- a/libavfilter/vf_paletteuse.c
+++ b/libavfilter/vf_paletteuse.c
@@ -811,7 +811,7 @@ static void debug_mean_error(PaletteUseContext *s, const AVFrame *in1,
     uint8_t  *src2 =             in2->data[0];
     const int src1_linesize = in1->linesize[0] >> 2;
     const int src2_linesize = in2->linesize[0];
-    const float div = in1->width * in1->height * s->use_alpha ? 4 : 3;
+    const float div = in1->width * in1->height * (s->use_alpha ? 4 : 3);
     unsigned mean_err = 0;
 
     for (y = 0; y < in1->height; y++) {