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libobs: Increment new frame ref when first copying

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When caching a new frame, keep a reference to the frame while copying to
ensure that the frame is not potentially destroyed for whatever reason
while that data is being copied.
This commit is contained in:
jp9000 2015-04-10 19:09:18 -07:00
parent dde1a73132
commit ab65df74e0
1 changed files with 8 additions and 0 deletions
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8
libobs/obs-source.c
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@ -1687,9 +1687,17 @@ static inline struct obs_source_frame *cache_video(struct obs_source *source,
da_push_back(source->async_cache, &new_af);
}
os_atomic_inc_long(&new_frame->refs);
pthread_mutex_unlock(&source->async_mutex);
copy_frame_data(new_frame, frame);
if (os_atomic_dec_long(&new_frame->refs) == 0) {
obs_source_frame_destroy(new_frame);
new_frame = NULL;
}
return new_frame;
}