2017-07-24 16:03:14.180917+0800 Maria[79711:4623160] [] <<<< VTVideoEncoderSelection >>>> VTSelectAndCreateVideoEncoderInstanceInternal: no video encoder accepted for 'hvc1'
2017-07-24 16:03:14.181212+0800 Maria[79711:4623160] [] VTSelectAndCreateVideoEncoderInstanceInternal signalled err=-12908 (err) (Video encoder not accepted) at /BuildRoot/Library/Caches/com.apple.xbs/Sources/CoreMedia_frameworks/CoreMedia-2042.4.4/Sources/VideoToolbox/VTVideoEncoderSelection.c:1357
2017-07-24 16:03:14.181240+0800 Maria[79711:4623160] [] VTTileCompressionSessionCreate signalled err=-12782 (err) (Could not select and open encoder instance) at /BuildRoot/Library/Caches/com.apple.xbs/Sources/CoreMedia_frameworks/CoreMedia-2042.4.4/Sources/VideoToolbox/VTTile/VTTileCompressionSession.c:718
weird message, video encoder???
I'm trying to migrating Maria project to swift 4.