ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Mon May 31 15:27:18 2021 +0200| [70874e024a6eae0f95bd8dd4b9b4367ffd937f41] | committer: Michael Niedermayer
avcodec/lpc: check for zero err in normalization in compute_lpc_coefs() Fixes: floating point division by 0 Fixes: Ticket8213 Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=70874e024a6eae0f95bd8dd4b9b4367ffd937f41 --- libavcodec/lpc.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/libavcodec/lpc.h b/libavcodec/lpc.h index 52170fd623..e1b41bfd9b 100644 --- a/libavcodec/lpc.h +++ b/libavcodec/lpc.h @@ -186,7 +186,8 @@ static inline int AAC_RENAME(compute_lpc_coefs)(const LPC_TYPE *autoc, int max_o for(j=0; j<i; j++) r -= lpc_last[j] * autoc[i-j-1]; - r /= err; + if (err) + r /= err; err *= FIXR(1.0) - (r * r); } _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
