Fix a bug which caused signals on YUV images to fail. PR: i386/45678  (this also allowed kern/21305 and kern/33715 to be closed) Submitted by: Tommy Johnson <tjohnson@bobdbob.com>
Fix a bug which caused signals on YUV images to fail.
PR: i386/45678  (this also allowed kern/21305 and kern/33715 to be closed)
Submitted by: Tommy Johnson <tjohnson@bobdbob.com>

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