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lavc/options: fix shallow copy context

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avcodec_copy_context leaves shallow copy of string/binary/dict options.
Double free/accessing freed memory may occur.

Signed-off-by: Lukasz Marek <lukasz.m.luki2@gmail.com>
This commit is contained in:
Lukasz Marek 2014-11-08 17:01:40 +01:00
parent 86476c510e
commit db2caf0a80
1 changed files with 1 additions and 0 deletions
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libavcodec/options.c
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@ -187,6 +187,7 @@ int avcodec_copy_context(AVCodecContext *dest, const AVCodecContext *src)
av_opt_free(dest);
memcpy(dest, src, sizeof(*dest));
av_opt_copy(dest, src);
dest->priv_data = orig_priv_data;