Fix OCIO SYNDisplay/SYNLinearize nodes causing freeze #661
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Fix OCIO SYNDisplay/SYNLinearize nodes causing freeze
Linked issues
NA
Summarize your change.
Make the mutex (QMutex) used by OCIOIPNode recursive.
Describe the reason for the change.
Prior to this fix, using an OCIO SYNDisplay or SYNLinearize nodes was freezing OpenRV.
This was an unexpected regression of a previous fix : 3ec54d2
The problem was that the OCIO SYNDisplay/SYNLinearize were locking the same mutex twice by design, thus leading to the freeze.
Describe what you have tested and on which operating system.
Successfully tested on macOS
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