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lavfi/select: make sure avctx is set before closing it.

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This avoid a crash when the filter fails before config_input(),
typically with a syntax error in the next filter:
    select=gt(scene\,.4),select=fail
This commit is contained in:
Clément Bœsch 2012-09-18 18:49:09 +02:00
parent 9e208ce6dd
commit b89c16e73e
1 changed files with 4 additions and 2 deletions
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6
libavfilter/vf_select.c
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@ -383,8 +383,10 @@ static av_cold void uninit(AVFilterContext *ctx)
if (select->do_scene_detect) {
avfilter_unref_bufferp(&select->prev_picref);
avcodec_close(select->avctx);
av_freep(&select->avctx);
if (select->avctx) {
avcodec_close(select->avctx);
av_freep(&select->avctx);
}
}
}