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| author | mplayer-svn <svn@mplayerhq.hu> | 2011-11-11 17:15:13 +0000 |
|---|---|---|
| committer | wm4 <wm4@nowhere> | 2012-08-03 01:33:37 +0200 |
| commit | e687d1e51acd1215a460c55a17c8861b9aa7008f (patch) | |
| tree | a5b293c2bc652f81a682ea1c7185ccefab648f0c /libaf/af.c | |
| parent | 595928542a51269e0bf34bdf8bef5392db099c72 (diff) | |
| download | mpv-e687d1e51acd1215a460c55a17c8861b9aa7008f.tar.bz2 mpv-e687d1e51acd1215a460c55a17c8861b9aa7008f.tar.xz | |
af: fix crash on invalid channel count
Sanitize channel count for libaf to avoid crashes since it is used unchecked.
af_downmix is an example of a function that can/will crash for invalid values.
0 is not invalid since it is used as "autodetect" for output.
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@34342 b3059339-0415-0410-9bf9-f77b7e298cf2
Author: reimar
Diffstat (limited to 'libaf/af.c')
| -rw-r--r-- | libaf/af.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libaf/af.c b/libaf/af.c index 0bc783e49c..bc7a92a56b 100644 --- a/libaf/af.c +++ b/libaf/af.c @@ -694,5 +694,9 @@ void af_help (void) { void af_fix_parameters(af_data_t *data) { + if (data->nch < 0 || data->nch > AF_NCH) { + mp_msg(MSGT_AFILTER, MSGL_ERR, "Invalid number of channels %i, assuming 2.\n", data->nch); + data->nch = 2; + } data->bps = af_fmt2bits(data->format)/8; } |