[FFmpeg-devel] [PATCH 1/2] avcodec/ac3enc_template: add fbw_channels assert
Michael Niedermayer
michael at niedermayer.cc
Mon Feb 5 04:58:22 EET 2024
fbw_channels must be > 0 as teh code is only run if cpl_enabled is set and that requires mode >= AC3_CHMODE_STEREO
CID 718138 Uninitialized scalar variable
assumes this assert to be false
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
---
libavcodec/ac3enc_template.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libavcodec/ac3enc_template.c b/libavcodec/ac3enc_template.c
index ce9ef58a330..34d07cc9e5b 100644
--- a/libavcodec/ac3enc_template.c
+++ b/libavcodec/ac3enc_template.c
@@ -223,6 +223,8 @@ static void apply_channel_coupling(AC3EncodeContext *s)
}
}
+ av_assert1(s->fbw_channels > 0);
+
/* calculate final coupling coordinates, taking into account reusing of
coordinates in successive blocks */
for (bnd = 0; bnd < s->num_cpl_bands; bnd++) {
--
2.17.1
More information about the ffmpeg-devel
mailing list