[FFmpeg-cvslog] avfilter/vf_v360: Add assert to suppress Coverity false positives

[Andreas Rheinhardt]

ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at outlook.com> | Fri May 17 23:05:19 2024 +0200| [0d7430d3ab9a818e14f99176dc7fe55860b184a1] | committer: Andreas Rheinhardt

avfilter/vf_v360: Add assert to suppress Coverity false positives

Should fix many Coverity false positives, namely #1457947-#1457994
as well as #1461195-#146210.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=0d7430d3ab9a818e14f99176dc7fe55860b184a1
---

 libavfilter/vf_v360.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavfilter/vf_v360.c b/libavfilter/vf_v360.c
index 5ea6e0d865..299dbe9ff5 100644
--- a/libavfilter/vf_v360.c
+++ b/libavfilter/vf_v360.c
@@ -286,6 +286,8 @@ static int remap##ws##_##bits##bit_slice(AVFilterContext *ctx, void *arg, int jo
     const AVFrame *in = td->in;                                                                            \
     AVFrame *out = td->out;                                                                                \
                                                                                                            \
+    av_assert1(s->nb_planes <= AV_VIDEO_MAX_PLANES);                                                       \
+                                                                                                           \
     for (int stereo = 0; stereo < 1 + s->out_stereo > STEREO_2D; stereo++) {                               \
         for (int plane = 0; plane < s->nb_planes; plane++) {                                               \
             const unsigned map = s->map[plane];                                                            \