ffmpeg/libavfilter
Karl Kiniger 71af22097d vf_drawtext: add missing clear of pointers after av_expr_free()
Fixes segfault when using sendcmd with drawtext.

Since LIBAVFILTER_VERSION_MAJOR 5 FF_API_DRAWTEXT_OLD_TIMELINE
evaluates to 0.

Signed-off-by: Karl Kiniger <karl.kiniger@med.ge.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 903156aa8a352a5df34cd1e34c21b2193a447d5e)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-11-01 13:28:13 +01:00
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