Display "Enable Atrac3+" option only when Sound is enabled
Merge pull request #2029 from raven02/patch-1

Show "Enable Atrac3+" option only when sound is enabled
Merge pull request #2028 from unknownbrackets/console-th

Keep only one actual console writer thread (Windows)
Convert videos directly to the desired format.

This still converts at least in some cases, but less.  But these seem
backwards, why are the BGR formats converting to RGB?