Subj : Re: Chromium & Firefox can't play videos again To : All From : bp Date : Mon Dec 08 2025 15:30:01 Computer Nerd Kev wrote: > bp@www.zefox.net wrote: >> Once again an upgrade to Bookworm on a Pi5 has killed video playback in >> both Firefox and Chromium browsers. The video starts to load, thumbnails >> keep coming but the playback doesn't start and there's no sound. >> >> I've tested it on the New York Times, YouTube, Netflix and some homemade >> videos that used to work. Now nothing plays, failing in the same way. > > When you start Firefox from a terminal does it complain about any > missing libraries? Do video files play in other programs using > libavcodec (mplayer, ffplay)? If I point firefox at www.youtube.com the controlling terminal reports a series of [GFX1-]: Couldn't sanitize GL_RENDERER "V3D 7.1.7.0" [GFX1-]: Couldn't sanitize GL_RENDERER "V3D 7.1.7.0" GetShaderInfoLog() -> 0:2(12): error: extension `GL_EXT_shader_texture_lod' unsupported in fragment shader GetShaderSource() -> #extension GL_EXT_shader_texture_lod: require void main() {} [GFX1-]: Couldn't sanitize GL_RENDERER "V3D 7.1.7.0" [GFX1-]: Couldn't sanitize GL_RENDERER "V3D 7.1.7.0" GetShaderInfoLog() -> 0:2(12): error: extension `GL_EXT_shader_texture_lod' unsupported in fragment shader GetShaderSource() -> #extension GL_EXT_shader_texture_lod: require void main() {} Starting chromium causes the controlling terminal to emit [I cancelled a request to set a keychain password right off the bat] bob@raspberrypi:~/Downloads$ chromium www.youtube.com [833661:833661:1207/193840.050998:ERROR:components/dbus/xdg/request.cc:164] Request ended (non-user cancelled). [833661:833703:1207/193854.893048:ERROR:google_apis/gcm/engine/registration_request.cc:292] Registration response error message: DEPRECATED_ENDPOINT [833661:833661:1207/193855.098334:ERROR:mojo/public/cpp/bindings/lib/interface_endpoint_client.cc:732] Message 0 rejected by interface blink.mojom.WidgetHost [833719:833719:1207/193902.233304:ERROR:gpu/command_buffer/service/shared_image/shared_image_factory.cc:928] Could not find SharedImageBackingFactory with params: usage: Gles2Read|RasterRead|DisplayRead|CpuWriteOnly|CpuRead, format: (Y_UV, 420, 8unorm, ExtSamplerOff), share_between_threads: 0, gmb_type: shared_memory, size: 360x640, debug_label: MediaGmbVideoFramePoolMappableSI_Pid:833752_Pid:833752 [1207/193902.250822:WARNING:third_party/crashpad/crashpad/snapshot/linux/exception_snapshot_linux.cc:263] fpsimd not found [833719:833719:1207/193902.272407:ERROR:gpu/ipc/service/shared_image_stub.cc:206] SharedImageStub: Unable to create shared image [833719:833719:1207/193907.651407:ERROR:gpu/command_buffer/service/shared_image/shared_image_factory.cc:928] Could not find SharedImageBackingFactory with params: usage: Gles2Read|RasterRead|DisplayRead|CpuWriteOnly|CpuRead, format: (Y_UV, 420, 8unorm, ExtSamplerOff), share_between_threads: 0, gmb_type: shared_memory, size: 360x640, debug_label: MediaGmbVideoFramePoolMappableSI_Pid:0_Pid:0 [833719:833719:1207/193907.652464:ERROR:gpu/ipc/service/shared_image_stub.cc:206] SharedImageStub: Unable to create shared image [833719:833719:1207/193907.655955:ERROR:gpu/command_buffer/service/shared_image/shared_image_manager.cc:393] SharedImageManager::ProduceSkia: Trying to Produce a Skia representation from a non-existent mailbox. [833719:833719:1207/193907.930707:ERROR:gpu/command_buffer/service/shared_image/shared_image_manager.cc:393] SharedImageManager::ProduceSkia: Trying to Produce a Skia representation from a non-existent mailbox. [833719:833719:1207/193913.095313:ERROR:gpu/command_buffer/service/shared_image/shared_image_factory.cc:928] Could not find SharedImageBackingFactory with params: usage: Gles2Read|RasterRead|DisplayRead|CpuWriteOnly|CpuRead, format: (Y_UV, 420, 8unorm, ExtSamplerOff), share_between_threads: 0, gmb_type: shared_memory, size: 360x640, debug_label: MediaGmbVideoFramePoolMappableSI_Pid:0_Pid:0 [833719:833719:1207/193913.095521:ERROR:gpu/ipc/service/shared_image_stub.cc:206] SharedImageStub: Unable to create shared image [833719:833719:1207/193913.328449:ERROR:gpu/command_buffer/service/shared_image/shared_image_manager.cc:393] SharedImageManager::ProduceSkia: Trying to Produce a Skia representation from a non-existent mailbox. [833719:833719:1207/193916.390039:ERROR:gpu/command_buffer/service/shared_image/shared_image_factory.cc:928] Could not find SharedImageBackingFactory with params: usage: Gles2Read|RasterRead|DisplayRead|CpuWriteOnly|CpuRead, format: (Y_UV, 420, 8unorm, ExtSamplerOff), share_between_threads: 0, gmb_type: shared_memory, size: 360x640, debug_label: MediaGmbVideoFramePoolMappableSI_Pid:0_Pid:0 [833719:833719:1207/193916.390923:ERROR:gpu/ipc/service/shared_image_stub.cc:206] SharedImageStub: Unable to create shared image [833719:833719:1207/193916.397921:ERROR:gpu/command_buffer/service/shared_image/shared_image_manager.cc:393] SharedImageManager::ProduceSkia: Trying to Produce a Skia representation from a non-existent mailbox. [833661:833703:1207/193921.825240:ERROR:google_apis/gcm/engine/registration_request.cc:292] Registration response error message: DEPRECATED_ENDPOIN I've not paid any attention to controlling terminals on RasPiOS recently, so I don't really know what to expect. It certainly looks like both Firefox and Chromium have things to complain about. Thanks for writing! bob prohaska --- PyGate Linux v1.5.1 * Origin: Dragon's Lair, PyGate NNTP<>Fido Gate (3:633/10) .