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| author | Lynne <dev@lynne.ee> | 2022-09-21 07:00:15 +0200 |
|---|---|---|
| committer | Lynne <dev@lynne.ee> | 2022-09-21 07:09:36 +0200 |
| commit | cc367a9b8aa1e473bf60c5dc5e03431a7bbcd125 (patch) | |
| tree | 6946c168ea694c9d77c274ad702a2bdb5382832e /libavcodec | |
| parent | e601ec3c1991ee09ff45db3be4d894e5774f6f2b (diff) | |
| download | ffmpeg-cc367a9b8aa1e473bf60c5dc5e03431a7bbcd125.tar.gz | |
lavc/lpc: do not explode when windowing a 1-length array
Divided by 0.
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/lpc.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/lpc.c b/libavcodec/lpc.c index 3238ad5fc8..4885d5cb06 100644 --- a/libavcodec/lpc.c +++ b/libavcodec/lpc.c @@ -38,6 +38,11 @@ static void lpc_apply_welch_window_c(const int32_t *data, int len, double w; double c; + if (len == 1) { + w_data[0] = 0.0; + return; + } + n2 = (len >> 1); c = 2.0 / (len - 1.0); |