This is what I have in the log file
03:12:55.904 T:3580 NOTICE: VideoPlayer: Opening: smb://NASC7BD01/MultimediaReadyNAS1/Video/Movies/Elysium/Elysium.2013.2160p.4K.h265.mkv
03:12:55.904 T:3580 WARNING: CDVDMessageQueue(player):
ut MSGQ_NOT_INITIALIZED
03:12:55.904 T:3580 ERROR: DXVA::CProcessorHD::IsFormatSupported: Unsupported format 105 for 1.
03:12:55.905 T:3516 NOTICE: Creating InputStream
03:12:55.912 T:3516 NOTICE: Creating Demuxer
03:12:56.162 T:3516 NOTICE: Opening stream: 0 source: 256
03:12:56.162 T:3516 NOTICE: Creating video codec with codec id: 174
03:12:56.162 T:3516 NOTICE: CDVDVideoCodecFFmpeg::Open() Using codec: HEVC (High Efficiency Video Coding)
03:12:56.162 T:3516 NOTICE: Creating video thread
03:12:56.162 T:3516 NOTICE: Opening stream: 1 source: 256
03:12:56.162 T:3516 NOTICE: Finding audio codec for: 86020
03:12:56.162 T:3516 NOTICE: Creating audio thread
03:12:56.163 T:6040 NOTICE: running thread: video_thread
03:12:56.163 T:3516 NOTICE: Opening stream: 9 source: 256
03:12:56.163 T:4708 NOTICE: running thread: CVideoPlayerAudio:
rocess()
03:12:56.166 T:6040 NOTICE: CDVDVideoCodecFFmpeg::GetFormat - Creating DXVA(3840x1606)
03:12:56.166 T:6040 ERROR: DXVA::CDXVAContext::CreateSurfaces - failed creating decoder texture array
03:12:56.166 T:6040 NOTICE: DXVA::CDecoder::Close - closing decoder
03:12:56.166 T:6040 NOTICE: DXVA::Close - closing decoder context
03:12:56.177 T:4708 NOTICE: Creating audio stream (codec id: 86020, channels: 8, sample rate: 48000, pass-through)
03:12:56.370 T:6040 NOTICE: CDVDVideoCodecFFmpeg::Open() Using codec: HEVC (High Efficiency Video Coding)
03:12:57.419 T:6040 NOTICE: CDVDVideoCodecFFmpeg::CDropControl: calculated diff time: 41727
03:13:07.042 T:4708 NOTICE: CVideoPlayerAudio:
rocess - stream stalled
03:13:18.461 T:6040 NOTICE: Previous line repeats 1 times.
03:13:18.461 T:6040 WARNING: CRenderManager::WaitForBuffer - timeout waiting for buffer