# gst-launch-1.0 filesrc location=/mnt/udisk/lg_4k_50fps.mp4 ! 
qtdemux ! h265parse ! vpudec ! waylandsink

[2709175.739]  -> wl_display@1.get_registry(new id wl_registry@2)
[2709175.877]  -> wl_display@1.sync(new id wl_callback@3)
[2709176.452] wl_display@1.delete_id(3)
[2709176.595] wl_registry@2.global(1, "wl_compositor", 4)
[2709177.016]  -> wl_registry@2.bind(1, "wl_compositor", 4, new id [unknown]@4)
[2709177.628] wl_registry@2.global(2, "wl_subcompositor", 1)
[2709178.085] wl_registry@2.global(3, "wp_viewporter", 1)
[2709178.540]  -> wl_registry@2.bind(3, "wp_viewporter", 1, new id [unknown]@5)
[2709179.134] wl_registry@2.global(4, "wp_presentation", 1)
[2709179.592] wl_registry@2.global(5, "zwp_relative_pointer_manager_v1", 1)
[2709180.168] wl_registry@2.global(6, "zwp_pointer_constraints_v1", 1)
[2709180.708] wl_registry@2.global(7, "wl_data_device_manager", 3)
[2709181.218] wl_registry@2.global(8, "wl_shm", 1)
[2709181.608] wl_registry@2.global(9, "mali_buffer_sharing", 4)
[2709182.096] wl_registry@2.global(10, "wl_seat", 5)
[2709182.502]  -> wl_registry@2.bind(10, "wl_seat", 1, new id [unknown]@6)
[2709183.071] wl_registry@2.global(11, "zwp_linux_dmabuf_v1", 1)
[2709183.568]  -> wl_registry@2.bind(11, "zwp_linux_dmabuf_v1", 1, new id [unknown]@7)
[2709184.226] wl_registry@2.global(12, "wl_output", 3)
[2709184.646] wl_registry@2.global(13, "zwp_input_panel_v1", 1)
[2709185.133] wl_registry@2.global(14, "zwp_input_method_v1", 1)
[2709185.628] wl_registry@2.global(15, "zwp_text_input_manager_v1", 1)
[2709186.168] wl_registry@2.global(16, "zxdg_shell_v6", 1)
[2709186.621]  -> wl_registry@2.bind(16, "zxdg_shell_v6", 1, new id [unknown]@8)
[2709187.234] wl_registry@2.global(17, "xdg_shell", 1)
[2709187.653] wl_registry@2.global(18, "wl_shell", 1)
[2709188.066] wl_registry@2.global(19, "weston_desktop_shell", 1)
[2709188.569] wl_registry@2.global(20, "weston_screenshooter", 1)
[2709189.070] wl_callback@3.done(1)
[2709189.350]  -> wl_display@1.sync(new id wl_callback@3)
[2709189.962] wl_display@1.delete_id(3)
[2709190.098] wl_seat@6.capabilities(2)
[2709190.405] wl_callback@3.done(1)
[2709190.736]  -> wl_compositor@4.create_surface(new id wl_surface@3)
[2709191.217]  -> wp_viewporter@5.get_viewport(new id wp_viewport@9, wl_surface@3)
[2709191.847]  -> zxdg_shell_v6@8.get_xdg_surface(new id zxdg_surface_v6@10, wl_surface@3)
[2709192.545]  -> zxdg_surface_v6@10.get_toplevel(new id zxdg_toplevel_v6@11)
[2709193.129]  -> zxdg_toplevel_v6@11.set_title("simple-dmabuf-v4l")
[2709193.654]  -> wl_surface@3.commit()
Setting pipeline to PAUSED ...
[2709195.868]  -> wl_display@1.get_registry(new id wl_registry@2)
[2709195.971]  -> wl_display@1.sync(new id wl_callback@3)
[2709196.627] wl_display@1.delete_id(3)
[2709196.681] wl_registry@2.global(1, "wl_compositor", 4)
[2709197.119]  -> wl_registry@2.bind(1, "wl_compositor", 3, new id [unknown]@4)
[2709197.723] wl_registry@2.global(2, "wl_subcompositor", 1)
[2709198.189]  -> wl_registry@2.bind(2, "wl_subcompositor", 1, new id [unknown]@5)
[2709198.817] wl_registry@2.global(3, "wp_viewporter", 1)
[2709199.261]  -> wl_registry@2.bind(3, "wp_viewporter", 1, new id [unknown]@6)
[2709199.868] wl_registry@2.global(4, "wp_presentation", 1)
[2709200.325] wl_registry@2.global(5, "zwp_relative_pointer_manager_v1", 1)
[2709200.902] wl_registry@2.global(6, "zwp_pointer_constraints_v1", 1)
[2709201.441] wl_registry@2.global(7, "wl_data_device_manager", 3)
[2709201.952] wl_registry@2.global(8, "wl_shm", 1)
[2709202.343]  -> wl_registry@2.bind(8, "wl_shm", 1, new id [unknown]@7)
[2709202.897] wl_registry@2.global(9, "mali_buffer_sharing", 4)
[2709203.384] wl_registry@2.global(10, "wl_seat", 5)
[2709203.789] wl_registry@2.global(11, "zwp_linux_dmabuf_v1", 1)
[2709204.284] wl_registry@2.global(12, "wl_output", 3)
[2709204.704] wl_registry@2.global(13, "zwp_input_panel_v1", 1)
[2709205.191] wl_registry@2.global(14, "zwp_input_method_v1", 1)
[2709205.687] wl_registry@2.global(15, "zwp_text_input_manager_v1", 1)
[2709206.227] wl_registry@2.global(16, "zxdg_shell_v6", 1)
[2709206.677] wl_registry@2.global(17, "xdg_shell", 1)
[2709207.097] wl_registry@2.global(18, "wl_shell", 1)
[2709207.512]  -> wl_registry@2.bind(18, "wl_shell", 1, new id [unknown]@8)
[2709208.087] wl_registry@2.global(19, "weston_desktop_shell", 1)
[2709208.590] wl_registry@2.global(20, "weston_screenshooter", 1)
[2709209.092] wl_callback@3.done(1)
[2709209.372]  -> wl_display@1.sync(new id wl_callback@3)
[2709209.972] wl_display@1.delete_id(3)
[2709210.119] wl_shm@7.format(0)
[2709210.375] wl_shm@7.format(1)
[2709210.629] wl_shm@7.format(909199186)
[2709210.944] wl_shm@7.format(842093913)
[2709211.258] wl_shm@7.format(842094158)
[2709211.575] wl_shm@7.format(1448695129)
[2709211.896] wl_callback@3.done(1)
Pipeline is PREROLLING ...
[   39.057844] rk_iommu ff660480.iommu: Unbalanced pm_runtime_enable!
[   39.075990] rk-vcodec ff660000.rkvdec: can not find 49 buffer in list
[2709836.502]  -> wl_compositor@4.create_surface(new id wl_surface@3)
[2709836.625]  -> wl_compositor@4.create_surface(new id wl_surface@9)
[2709837.142]  -> wl_subcompositor@5.get_subsurface(new id wl_subsurface@10, wl_surface@9, wl_surface@3)
[2709837.935]  -> wl_subsurface@10.set_desync()
[2709838.304]  -> wp_viewporter@6.get_viewport(new id wp_viewport@11, wl_surface@3)
[2709838.942]  -> wp_viewporter@6.get_viewport(new id wp_viewport@12, wl_surface@9)
[2709839.579]  -> wl_compositor@4.create_region(new id wl_region@13)
[2709840.102]  -> wl_surface@3.set_input_region(wl_region@13)
[2709840.575]  -> wl_region@13.destroy()
[2709840.890]  -> wl_compositor@4.create_region(new id wl_region@14)
[2709841.414]  -> wl_surface@9.set_input_region(wl_region@14)
[2709841.887]  -> wl_region@14.destroy()
[2709842.204]  -> wl_shell@8.get_shell_surface(new id wl_shell_surface@15, wl_surface@3)
[2709842.878]  -> wl_shell_surface@15.set_toplevel()
[2709843.284]  -> wp_viewport@11.set_destination(3840, 2160)
[2709843.890]  -> wl_shm@7.create_pool(new id wl_shm_pool@16, fd 57, 4)
[2709844.298]  -> wl_shm_pool@16.create_buffer(new id wl_buffer@17, 0, 1, 1, 4, 1)
[2709844.925]  -> wl_shm_pool@16.destroy()
[2709845.278]  -> wl_surface@3.attach(wl_buffer@17, 0, 0)
[2709845.700]  -> wl_surface@3.damage(0, 0, 3840, 2160)
[2709846.125]  -> wl_surface@3.commit()
gstwaylandsink: dmabuf_fd=27, w=3840, h=2160 
[2709847.289]  -> zwp_linux_dmabuf_v1@7.create_params(new id zwp_linux_buffer_params_v1@12)
[2709848.398]  -> zwp_linux_buffer_params_v1@12.add(fd 58, 0, 0, 3840, 0, 0)
[2709848.984]  -> zwp_linux_buffer_params_v1@12.add(fd 59, 1, 8294400, 3840, 0, 0)
[2709850.436]  -> zwp_linux_buffer_params_v1@12.create(3840, 2160, 842094158, 0)
[2709851.464]  -> wl_surface@3.set_buffer_transform(3)
[2709851.886]  -> wp_viewport@9.set_destination(1536, 2048)
[2709852.344]  -> wl_display@1.sync(new id wl_callback@13)
weston linux-dmabuf---------------linux_dmabuf_create_params
weston linux-dmabuf----name_fd:46-----------params_add
weston linux-dmabuf----name_fd:47-----------params_add
weston linux-dmabuf---------------params_create
[2709855.299] wl_display@1.delete_id(13)
[2709855.351] zwp_linux_buffer_params_v1@12.created(new id wl_buffer@4078984192)
gstwaylandsink: create success-----------
[2709855.966]  -> zwp_linux_buffer_params_v1@12.destroy()
[2709856.993] wl_callback@13.done(1)
[2709857.279] zxdg_toplevel_v6@11.configure(0, 0, array)
[2709857.714] zxdg_surface_v6@10.configure(2)
[2709858.067]  -> zxdg_surface_v6@10.ack_configure(2)
gstwaylandsink: xdg_surface_handle_configure
gstwaylandsink: redraw---------------
gstwaylandsink: dmabuf fd=27
[2709858.981]  -> wl_surface@3.attach(wl_buffer@4278190080, 0, 0)
[2709859.485]  -> wl_surface@3.damage(0, 0, 3840, 2160)
[2709859.912]  -> wl_surface@3.frame(new id wl_callback@13)
[2709860.369]  -> wl_surface@3.commit()
weston linux-dmabuf---------------params_destroy1
weston linux-dmabuf---------------destroy_params1
[2709863.209] wl_display@1.delete_id(12)
[2709863.258] zxdg_toplevel_v6@11.configure(0, 0, array)
[2709863.485] zxdg_surface_v6@10.configure(3)
[2709863.838]  -> zxdg_surface_v6@10.ack_configure(3)
?(-??L7¡Â?L7¡Â?L7¡Â?L7¡Â?L7¡Â?L7¡Â?L7¡ÂPipeline is PREROLLED ...
Setting pipeline to PLAYING ...
New clock: GstSystemClock
gstwaylandsink: dmabuf_fd=27, w=3840, h=2160 
[2709905.811]  -> zwp_linux_dmabuf_v1@7.create_params(new id zwp_linux_buffer_params_v1@12)
[2709906.919]  -> zwp_linux_buffer_params_v1@12.add(fd 60, 0, 0, 3840, 0, 0)
[2709907.501]  -> zwp_linux_buffer_params_v1@12.add(fd 61, 1, 8294400, 3840, 0, 0)
[2709908.953]  -> zwp_linux_buffer_params_v1@12.create(3840, 2160, 842094158, 0)
[2709909.981]  -> wl_surface@3.set_buffer_transform(3)
[2709910.402]  -> wp_viewport@9.set_destination(1536, 2048)
[2709910.864]  -> wl_display@1.sync(new id wl_callback@14)
[2709911.377] wl_display@1.delete_id(13)
weston linux-dmabuf---------------linux_dmabuf_create_params
[2709911.631] wl_callback@13.done(weston linux-dmabuf----name_fd:48-----------params_add
39061weston linux-dmabuf----name_fd:49-----------params_add
)
weston linux-dmabuf---------------params_create
gstwaylandsink: redraw---------------
gstwaylandsink: dmabuf fd=27
[2709913.889]  -> wl_surface@3.attach(wl_buffer@4278190080, 0, 0)
[2709914.392]  -> wl_surface@3.damage(0, 0, 3840, 2160)
[2709914.821]  -> wl_surface@3.frame(new id wl_callback@13)
[2709915.276]  -> wl_surface@3.commit()
[2709915.611] wl_display@1.delete_id(14)
[2709915.899] zwp_linux_buffer_params_v1@12.created(new id wl_buffer@4078984464)
gstwaylandsink: create success-----------
[2709916.723]  -> zwp_linux_buffer_params_v1@12.destroy()
[2709917.751] wl_callback@14.done(3)
weston linux-dmabuf---------------params_destroy1
weston linux-dmabuf---------------destroy_params1
[2709920.329] wl_display@1.delete_id(12)
[2709920.405] wl_display@1.delete_id(13)
[2709920.506] wl_callback@13.done(39094)
gstwaylandsink: redraw---------------
gstwaylandsink: dmabuf fd=27
[2709921.100]  -> wl_surface@3.attach(wl_buffer@4278190081, 0, 0)
[2709921.605]  -> wl_surface@3.damage(0, 0, 3840, 2160)
[2709922.032]  -> wl_surface@3.frame(new id wl_callback@13)
[2709922.487]  -> wl_surface@3.commit()
gstwaylandsink: dmabuf_fd=30, w=3840, h=2160 
[2709965.976]  -> zwp_linux_dmabuf_v1@7.create_params(new id zwp_linux_buffer_params_v1@12)
[2709967.080]  -> zwp_linux_buffer_params_v1@12.add(fd 60, 0, 0, 3840, 0, 0)
[2709967.664]  -> zwp_linux_buffer_params_v1@12.add(fd 61, 1, 8294400, 3840, 0, 0)
[2709969.115]  -> zwp_linux_buffer_params_v1@12.create(3840, 2160, 842094158, 0)
[2709970.143]  -> wl_surface@3.set_buffer_transform(3)
[2709970.564]  -> wp_viewport@9.set_destination(1536, 2048)
[2709971.024]  -> wl_display@1.sync(new id wl_callback@14)
weston linux-dmabuf---------------linux_dmabuf_create_params
weston linux-dmabuf----name_fd:50-----------params_add
weston linux-dmabuf----name_fd:51-----------params_add
weston linux-dmabuf---------------params_create
[2709973.857] wl_display@1.delete_id(14)
[2709973.941] zwp_linux_buffer_params_v1@12.created(new id wl_buffer@4078984336)
gstwaylandsink: create success-----------
[2709974.639]  -> zwp_linux_buffer_params_v1@12.destroy()
[2709975.662] wl_callback@14.done(3)
weston linux-dmabuf---------------params_destroy1
weston linux-dmabuf---------------destroy_params1
[2709987.258] wl_display@1.delete_id(12)
[2709987.319] wl_display@1.delete_id(13)
[2709987.421] wl_callback@13.done(39161)
gstwaylandsink: redraw---------------
gstwaylandsink: dmabuf fd=30
[2709988.015]  -> wl_surface@3.attach(wl_buffer@4278190082, 0, 0)
[2709988.518]  -> wl_surface@3.damage(0, 0, 3840, 2160)
[2709988.947]  -> wl_surface@3.frame(new id wl_callback@13)
[2709989.402]  -> wl_surface@3.commit()
gstwaylandsink: dmabuf_fd=29, w=3840, h=2160 
[2709990.770]  -> zwp_linux_dmabuf_v1@7.create_params(new id zwp_linux_buffer_params_v1@12)
[2709991.885]  -> zwp_linux_buffer_params_v1@12.add(fd 60, 0, 0, 3840, 0, 0)
[2709992.464]  -> zwp_linux_buffer_params_v1@12.add(fd 61, 1, 8294400, 3840, 0, 0)
[2709993.916]  -> zwp_linux_buffer_params_v1@12.create(3840, 2160, 842094158, 0)
[2709994.943]  -> wl_surface@3.set_buffer_transform(3)
[2709995.365]  -> wp_viewport@9.set_destination(1536, 2048)
[2709995.824]  -> wl_display@1.sync(new id wl_callback@14)
weston linux-dmabuf---------------linux_dmabuf_create_params
weston linux-dmabuf----name_fd:52-----------params_add
weston linux-dmabuf----name_fd:53-----------params_add
weston linux-dmabuf---------------params_create
[2709998.609] wl_display@1.delete_id(14)
[2709998.671] zwp_linux_buffer_params_v1@12.created(new id wl_buffer@4078984416)
gstwaylandsink: create success-----------
[2709999.285]  -> zwp_linux_buffer_params_v1@12.destroy()
[2710000.310] wl_callback@14.done(3)
weston linux-dmabuf---------------params_destroy1
weston linux-dmabuf---------------destroy_params1
[2710004.273] wl_display@1.delete_id(12)
[2710004.393] wl_display@1.delete_id(13)
[2710004.482] wl_buffer@4278190080.release()
[2710004.828] wl_callback@13.done(39194)
gstwaylandsink: redraw---------------
gstwaylandsink£ºdmabuf fd=29
[2710005.424]  -> wl_surface@3.attach(wl_buffer@4278190083, 0, 0)
[2710005.926]  -> wl_surface@3.damage(0, 0, 3840, 2160)
[2710006.354]  -> wl_surface@3.frame(new id wl_callback@13)
[2710006.808]  -> wl_surface@3.commit()
gstwaylandsink: dmabuf_fd=34, w=3840, h=2160