$ LIBVA_DRIVER_NAME=iHD mpv -v --hwdec=vaapi --gpu-context=wayland HfydtuT.mp4

[cplayer] Command line options: '-v' '--hwdec=vaapi' '--gpu-context=wayland' 'HfydtuT.mp4'
[cplayer] mpv 0.33.1-dirty Copyright © 2000-2020 mpv/MPlayer/mplayer2 projects
[cplayer]  built on UNKNOWN
[cplayer] FFmpeg library versions:
[cplayer]    libavutil       56.70.100
[cplayer]    libavcodec      58.134.100
[cplayer]    libavformat     58.76.100
[cplayer]    libswscale      5.9.100
[cplayer]    libavfilter     7.110.100
[cplayer]    libswresample   3.9.100
[cplayer] FFmpeg version: n4.4
[cplayer]
[cplayer] Configuration: /usr/bin/waf configure --prefix=/usr --confdir=/etc/mpv --enable-cdda --enable-dvb --enable-dvdnav --enable-libarchive --enable-libmpv-shared --disable-build-date
[cplayer] List of enabled features: 52arch alsa asm caca cdda cplayer cplugins cuda-hwaccel cuda-interop debug-build drm dvbin dvdnav egl egl-drm egl-helpers egl-x11 ffmpeg ffnvcodec gbm gbm.h gl gl-wayland glibc-thread-name glob glob-posix gpl iconv jack javascript jpeg lcms2 libarchive libass libavdevice libbluray libdl libm libmpv-shared libplacebo librt linux-fstatfs linux-input-event-codes lua memfd_create optimize plain-gl posix posix-or-mingw pthreads pulse rubberband shaderc shaderc-shared stdatomic uchardet vaapi vaapi-drm vaapi-egl vaapi-vulkan vaapi-wayland vaapi-x-egl vaapi-x11 vdpau vt.h vulkan wayland wayland-protocols x11 xv zimg zlib
[cplayer] Reading config file /etc/mpv/encoding-profiles.conf
[cplayer] Applying profile 'default'...
[cplayer] Reading config file /home/nichita/.config/mpv/mpv.conf
[cplayer] Applying profile 'default'...
[cplayer] Setting option 'hwdec' = 'vaapi' (flags = 4)
[cplayer] Setting option 'v' = '' (flags = 8)
[cplayer] Setting option 'hwdec' = 'vaapi' (flags = 8)
[cplayer] Setting option 'gpu-context' = 'wayland' (flags = 8)
[cplayer] Waiting for scripts...
[osd/libass] libass API version: 0x1501000
[osd/libass] libass source: commit: 0.15.1-0-g5447214643eacef71776350e779adf4b6c07bb3b-dirty
[osd/libass] Shaper: FriBidi 1.0.10 (SIMPLE) HarfBuzz-ng 2.8.1 (COMPLEX)
[osd/libass] Setting up fonts...
[osd/libass] Using font provider fontconfig
[osd/libass] Done.
[cplayer] Set property: shared-script-properties -> 1
[cplayer] Done loading scripts.
[cplayer] Running hook: ytdl_hook/on_load
[ytdl_hook] ytdl:// hook
[ytdl_hook] not a ytdl:// url
[ifo_dvdnav] Opening HfydtuT.mp4
[bdmv/bluray] Opening HfydtuT.mp4
[file] Opening HfydtuT.mp4
[demux] Trying demuxers for level=normal.
[cplayer] Set property: shared-script-properties -> 1
[osd/libass] libass API version: 0x1501000
[osd/libass] libass source: commit: 0.15.1-0-g5447214643eacef71776350e779adf4b6c07bb3b-dirty
[osd/libass] Shaper: FriBidi 1.0.10 (SIMPLE) HarfBuzz-ng 2.8.1 (COMPLEX)
[osd/libass] Setting up fonts...
[lavf] Found 'mov,mp4,m4a,3gp,3g2,mj2' at score=100 size=2048.
[demux] Detected file format: mov,mp4,m4a,3gp,3g2,mj2 (libavformat)
[cplayer] Opening done: HfydtuT.mp4
[osd/libass] Using font provider fontconfig
[osd/libass] Done.
[find_files] Loading external files in .
[cplayer] Running hook: ytdl_hook/on_preloaded
[lavf] select track 0
[cplayer]  (+) Video --vid=1 (*) (h264 480x854 29.970fps)
[display-tags] File tags:
[display-tags]  Comment: ''
[display-tags]  Title: ''
[vo/gpu/opengl] Initializing GPU context 'wayland'
[vo/gpu/wayland] Registered for protocol wl_compositor
[vo/gpu/wayland] Registered for protocol wl_shm
[vo/gpu/wayland] Registered for protocol wl_output
[vo/gpu/wayland] Registered for protocol wl_data_device_manager
[vo/gpu/wayland] Registered for protocol xdg_wm_base
[vo/gpu/wayland] Registered for protocol wl_seat
[vo/gpu/wayland] Registered for protocol wp_presentation
[vo/gpu/wayland] GNOME's wayland compositor lacks support for the idle inhibit protocol. This means the screen can blank during playback.
[vo/gpu/wayland] Compositor doesn't support the zxdg_decoration_manager_v1 protocol!
[vo/gpu/wayland] Compositor doesn't support the zwp_idle_inhibit_manager_v1 protocol!
[vo/gpu/opengl] EGL_VERSION=1.5
[vo/gpu/opengl] EGL_VENDOR=Mesa Project
[vo/gpu/opengl] EGL_CLIENT_APIS=OpenGL OpenGL_ES
[vo/gpu/opengl] Trying to create Desktop OpenGL context.
[vo/gpu/wayland] GL_VERSION='4.6 (Core Profile) Mesa 21.1.0'
[vo/gpu/wayland] Detected desktop OpenGL 4.6.
[vo/gpu/wayland] GL_VENDOR='Intel'
[vo/gpu/wayland] GL_RENDERER='Mesa Intel(R) Graphics (RKL GT1)'
[vo/gpu/wayland] GL_SHADING_LANGUAGE_VERSION='4.60'
[vo/gpu] Testing FBO format rgba16f
[vo/gpu] Using FBO format rgba16f.
[vo/gpu] No advanced processing required. Enabling dumb mode.
[vo/gpu/wayland] Registered output GSM LG HDR WFHD (0x4):
[vo/gpu/wayland] 	x: 0px, y: 0px
[vo/gpu/wayland] 	w: 2560px (800mm), h: 1080px (340mm)
[vo/gpu/wayland] 	scale: 1
[vo/gpu/wayland] 	Hz: 74.991000
[vo/gpu] Resize: 0x0
[vd] Container reported FPS: 29.970030
[vd] Codec list:
[vd]     h264 - H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10
[vd]     h264_v4l2m2m (h264) - V4L2 mem2mem H.264 decoder wrapper
[vd]     h264_qsv (h264) - H264 video (Intel Quick Sync Video acceleration)
[vd]     h264_cuvid (h264) - Nvidia CUVID H264 decoder
[vd] Opening decoder h264
[vd] Looking at hwdec h264-vaapi...
[vo/gpu] Loading hwdec driver 'vaapi-egl'
[vo/gpu/vaapi-egl] using VAAPI EGL interop
[vo/gpu/vaapi-egl] Trying to open a x11 VA display...
[vo/gpu/vaapi-egl] Trying to open a wayland VA display...
[vo/gpu/vaapi-egl/vaapi] Initialized VAAPI: version 1.11
[vo/gpu/vaapi-egl] Going to probe surface formats (may log bogus errors)...
[ffmpeg] AVHWDeviceContext: Failed to query surface attributes: 20 (the requested function is not implemented).
[vo/gpu/vaapi-egl] failed to retrieve libavutil frame constraints
[vo/gpu/vaapi-egl] Done probing surface formats.
[vo/gpu] Loading failed.
[vo/gpu] Loading hwdec driver 'cuda-nvdec'
[vo/gpu/cuda-nvdec] cu->cuGLGetDevices(&device_count, &display_dev, 1, CU_GL_DEVICE_LIST_ALL) failed -> CUDA_ERROR_INVALID_GRAPHICS_CONTEXT: invalid OpenGL or DirectX context
[vo/gpu/cuda-nvdec] CUDA hwdec only works with OpenGL or Vulkan backends.
[vo/gpu] Loading failed.
[vo/gpu] Loading hwdec driver 'drmprime-drm'
[vo/gpu/drmprime-drm] Failed to retrieve DRM fd from native display.
[vo/gpu] Loading failed.
[vd] Could not create device.
[vd] No hardware decoding available for this codec.
[vd] Using software decoding.
[vd] Detected 12 logical cores.
[vd] Requesting 13 threads for decoding.
[vd] Selected codec: h264 (H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10)
[vf] User filter list:
[vf]   (empty)
[cplayer] Starting playback...
[vd] Using software decoding.
[vd] Decoder format: 480x854 [0:1] yuv420p auto/auto/auto/auto/auto CL=mpeg2/4/h264
[vf] [in] 480x854 yuv420p bt.709/bt.709/bt.1886/limited/display SP=1.000000 CL=mpeg2/4/h264
[vf] [userdeint] 480x854 yuv420p bt.709/bt.709/bt.1886/limited/display SP=1.000000 CL=mpeg2/4/h264
[vf] [userdeint] (disabled)
[vf] [autorotate] 480x854 yuv420p bt.709/bt.709/bt.1886/limited/display SP=1.000000 CL=mpeg2/4/h264
[vf] [autorotate] (disabled)
[vf] [convert] 480x854 yuv420p bt.709/bt.709/bt.1886/limited/display SP=1.000000 CL=mpeg2/4/h264
[vf] [convert] (disabled)
[vf] [out] 480x854 yuv420p bt.709/bt.709/bt.1886/limited/display SP=1.000000 CL=mpeg2/4/h264
[cplayer] VO: [gpu] 480x854 yuv420p
[cplayer] VO: Description: Shader-based GPU Renderer
[vo/gpu] reconfig to 480x854 yuv420p bt.709/bt.709/bt.1886/limited/display SP=1.000000 CL=mpeg2/4/h264
[vo/gpu/wayland] Reconfiguring!
[vo/gpu] Resize: 480x854
[vo/gpu] Window size: 480x854 (Borders: l=0 t=0 r=0 b=0)
[vo/gpu] Video source: 480x854 (1:1)
[vo/gpu] Video display: (0, 0) 480x854 -> (0, 0) 480x854
[vo/gpu] Video scale: 1.000000/1.000000
[vo/gpu] OSD borders: l=0 t=0 r=0 b=0
[vo/gpu] Video borders: l=0 t=0 r=0 b=0
[vo/gpu] Texture for plane 0: 480x854
[vo/gpu] Texture for plane 1: 240x427
[vo/gpu] Texture for plane 2: 240x427
[vo/gpu] Testing FBO format rgba16f
[vo/gpu] Using FBO format rgba16f.
[vo/gpu] No advanced processing required. Enabling dumb mode.
[vo/gpu/wayland] Handling resize on the egl side
[vo/gpu] Resize: 480x854
[vo/gpu] Window size: 480x854 (Borders: l=0 t=0 r=0 b=0)
[vo/gpu] Video source: 480x854 (1:1)
[vo/gpu] Video display: (0, 0) 480x854 -> (0, 0) 480x854
[vo/gpu] Video scale: 1.000000/1.000000
[vo/gpu] OSD borders: l=0 t=0 r=0 b=0
[vo/gpu] Video borders: l=0 t=0 r=0 b=0
[vo/gpu] Reported display depth: 10
[vo/gpu] DR enabled: yes
[vo/gpu/wayland] Given DND offer with mime type text/plain;charset=utf-8
[vo/gpu/wayland] Surface entered output GSM LG HDR WFHD (0x4), scale = 1
[vo/gpu/wayland] Resizing due to xdg from 480x854 to 1268x1032
[cplayer] first video frame after restart shown
[cplayer] playback restart complete @ 0.000000, audio=eof, video=playing
[vo/gpu/wayland] Handling resize on the egl side
[vo/gpu] Resize: 1268x1032
[vo/gpu] Window size: 1268x1032 (Borders: l=0 t=0 r=0 b=0)
[vo/gpu] Video source: 480x854 (1:1)
[vo/gpu] Video display: (0, 0) 480x854 -> (344, 0) 580x1032
[vo/gpu] Video scale: 1.208333/1.208431
[vo/gpu] OSD borders: l=344 t=0 r=344 b=0
[vo/gpu] Video borders: l=344 t=0 r=344 b=0
[vo/gpu] Reported display depth: 10
[vo/gpu] Assuming 74.991000 FPS for display sync.

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[cplayer] Set property: shared-script-properties -> 1
[cplayer] Set property: shared-script-properties -> 1
[cplayer] Set property: shared-script-properties -> 1

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[lavf] EOF reached.

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[vf] filter input EOF
[vf] filter output EOF

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[cplayer] using demuxer frame duration for last frame

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[cplayer] video EOF reached
[cplayer] EOF code: 1
[cplayer] finished playback, success (reason 0)
[cplayer]
[cplayer] Exiting... (End of file)
[cplayer] Set property: shared-script-properties -> 1
[vo/gpu/wayland] Deregistering output GSM LG HDR WFHD (0x4)