Poor audio quality on Google Hangouts Only
Reported by
jamiep...@gmail.com,
Mar 27 2017
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Issue descriptionUserAgent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36 Platform: 9000.82.0 Example URL: www.hangouts.google.com Steps to reproduce the problem: 1. Perform video call via Google Hangouts 2. 3. What is the expected behavior? What went wrong? Audio quality is poor - as if the audio is being over-compressed or utilizing low bandwidth. Did this work before? N/A Is it a problem with Flash or HTML5? N/A Does this work in other browsers? N/A Chrome version: 56.0.2924.87 Channel: stable OS Version: 56.0.2924.87 Flash Version: 24.0.0.194 Contents of chrome://gpu: Graphics Feature Status • Canvas: Hardware accelerated • Flash: Hardware accelerated • Flash Stage3D: Hardware accelerated • Flash Stage3D Baseline profile: Hardware accelerated • Compositing: Hardware accelerated • Multiple Raster Threads: Disabled • Native GpuMemoryBuffers: Software only. Hardware acceleration disabled • Panel Fitting: Unavailable • Rasterization: Software only. Hardware acceleration disabled • Video Decode: Hardware accelerated • Video Encode: Hardware accelerated • VPx Video Decode: Hardware accelerated • WebGL: Hardware accelerated • WebGL2: Hardware accelerated Driver Bug Workarounds • clear_uniforms_before_first_program_use • count_all_in_varyings_packing • disable_discard_framebuffer • disable_framebuffer_cmaa • msaa_is_slow • scalarize_vec_and_mat_constructor_args Problems Detected • Chrome OS panel fitting is only supported for Intel IVB and SNB Graphics Controllers Disabled Features: panel_fitting • Framebuffer discarding causes jumpy scrolling on Mali drivers: 301988 Applied Workarounds: disable_discard_framebuffer • Clear uniforms before first program use on all platforms: 124764, 349137 Applied Workarounds: clear_uniforms_before_first_program_use • Mesa drivers in ChromeOS handle varyings without static use incorrectly: 333885 Applied Workarounds: count_all_in_varyings_packing • Always rewrite vec/mat constructors to be consistent: 398694 Applied Workarounds: scalarize_vec_and_mat_constructor_args • On Intel GPUs MSAA performance is not acceptable for GPU rasterization: 527565 Applied Workarounds: msaa_is_slow • Limited enabling of Chromium GL_INTEL_framebuffer_CMAA: 535198 Applied Workarounds: disable_framebuffer_cmaa • Accelerated rasterization has been disabled, either via blacklist, about:flags or the command line. Disabled Features: rasterization • Raster is using a single thread. Disabled Features: multiple_raster_threads • Native GpuMemoryBuffers have been disabled, either via about:flags or command line. Disabled Features: native_gpu_memory_buffers Version Information Data exported 3/27/2017, 9:18:41 AM Chrome version Chrome/56.0.2924.87 Operating system Linux 3.8.11 Software rendering list version 12.06 Driver bug list version 9.24 ANGLE commit id a4aaa2de57dc 2D graphics backend Skia/56 0 Command Line Args --ppapi-flash-path=/opt/google/chrome/pepper/libpepflashplayer.so --ppapi-flash-version=24.0.0.194 --ui-prioritize-in-gpu-process --use-gl=egl --gpu-sandbox-failures-fatal=yes --enable-logging --log-level=1 --use-cras --enable-wayland-server --user-data-dir=/home/chronos --max-unused-resource-memory-usage-percentage=5 --login-profile=user --has-chromeos-keyboard --default-wallpaper-large=/usr/share/chromeos-assets/wallpaper/oem_large.jpg --default-wallpaper-small=/usr/share/chromeos-assets/wallpaper/oem_small.jpg --default-wallpaper-is-oem --guest-wallpaper-large=/usr/share/chromeos-assets/wallpaper/guest_large.jpg --guest-wallpaper-small=/usr/share/chromeos-assets/wallpaper/guest_small.jpg --enable-prefixed-encrypted-media --enable-consumer-kiosk --enterprise-enrollment-initial-modulus=15 --enterprise-enrollment-modulus-limit=19 --vmodule=screen_locker=2,webui_screen_locker=2,lock_state_controller=2,webui_login_view=2,power_button_observer=2,*ui/display/chromeos*=1,*ash/display*=1,*ui/ozone*=1,*zygote*=1,*plugin*=2,auto_enrollment_controller=1,*chromeos/login/*=1 --login-manager --silent-launch Driver Information Initialization time 57 In-process GPU false Sandboxed true GPU0 VENDOR = 0x8086, DEVICE= 0x0a06 Optimus false AMD switchable false Driver vendor Mesa Driver version 12.1.0 Driver date Pixel shader version 3.00 Vertex shader version 3.00 Max. MSAA samples 8 Machine model name Machine model version GL_VENDOR Intel Open Source Technology Center GL_RENDERER Mesa DRI Intel(R) Haswell Mobile GL_VERSION OpenGL ES 3.0 Mesa 12.1.0-devel (git-b010fa8) GL_EXTENSIONS GL_EXT_blend_minmax GL_EXT_multi_draw_arrays GL_EXT_texture_filter_anisotropic GL_EXT_texture_compression_dxt1 GL_EXT_texture_format_BGRA8888 GL_OES_compressed_ETC1_RGB8_texture GL_OES_depth24 GL_OES_element_index_uint GL_OES_fbo_render_mipmap GL_OES_mapbuffer GL_OES_rgb8_rgba8 GL_OES_standard_derivatives GL_OES_stencil8 GL_OES_texture_3D GL_OES_texture_float GL_OES_texture_float_linear GL_OES_texture_half_float GL_OES_texture_half_float_linear GL_OES_texture_npot GL_EXT_texture_sRGB_decode GL_OES_EGL_image GL_OES_depth_texture GL_OES_packed_depth_stencil GL_EXT_texture_type_2_10_10_10_REV GL_OES_get_program_binary GL_APPLE_texture_max_level GL_EXT_discard_framebuffer GL_EXT_read_format_bgra GL_NV_fbo_color_attachments GL_OES_EGL_image_external GL_OES_EGL_sync GL_OES_vertex_array_object GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_EXT_texture_rg GL_EXT_unpack_subimage GL_NV_draw_buffers GL_NV_read_buffer GL_NV_read_depth GL_NV_read_depth_stencil GL_NV_read_stencil GL_EXT_draw_buffers GL_EXT_map_buffer_range GL_KHR_debug GL_KHR_robustness GL_OES_depth_texture_cube_map GL_OES_surfaceless_context GL_EXT_color_buffer_float GL_EXT_separate_shader_objects GL_EXT_shader_integer_mix GL_EXT_draw_buffers_indexed GL_EXT_draw_elements_base_vertex GL_EXT_polygon_offset_clamp GL_EXT_texture_border_clamp GL_KHR_context_flush_control GL_KHR_robust_buffer_access_behavior GL_OES_draw_buffers_indexed GL_OES_draw_elements_base_vertex GL_OES_sample_shading GL_OES_sample_variables GL_OES_shader_multisample_interpolation GL_OES_texture_border_clamp GL_EXT_blend_func_extended GL_EXT_clip_cull_distance Disabled Extensions Window system binding vendor Mesa Project Window system binding version 1.4 (DRI2) Window system binding extensions EGL_EXT_image_dma_buf_import EGL_KHR_create_context EGL_KHR_fence_sync EGL_KHR_get_all_proc_addresses EGL_KHR_gl_renderbuffer_image EGL_KHR_gl_texture_2D_image EGL_KHR_gl_texture_cubemap_image EGL_KHR_image_base EGL_KHR_reusable_sync EGL_KHR_surfaceless_context EGL_KHR_wait_sync EGL_MESA_configless_context EGL_MESA_drm_image EGL_MESA_image_dma_buf_export Direct rendering Yes Reset notification strategy 0x0000 GPU process crash count 0 Compositor Information Tile Update Mode One-copy Partial Raster Enabled GpuMemoryBuffers Status ATC Software only ATCIA Software only DXT1 Software only DXT5 Software only ETC1 Software only R_8 Software only RG_88 Software only BGR_565 GPU_READ RGBA_4444 Software only RGBX_8888 GPU_READ, SCANOUT RGBA_8888 GPU_READ BGRX_8888 GPU_READ, SCANOUT BGRA_8888 GPU_READ YVU_420 GPU_READ YUV_420_BIPLANAR Software only UYVY_422 Software only Log Messages • [4334:4342:0327/090723.260249:VERBOSE1:drm_device_manager.cc(54)] : Could not initialize DRM device for /sys/devices/platform/vgem/drm/card1 • [4334:4342:0327/090723.788144:VERBOSE1:drm_util.cc(224)] : Unable to get cursor width capability: Invalid argument • [4334:4342:0327/090723.788936:VERBOSE1:drm_display.cc(102)] : DRM configuring: device=/sys/devices/pci0000:00/0000:00:02.0/drm/card0 crtc=19 connector=28 origin=0,0 size=1366x768 • [4334:4342:0327/090724.442591:VERBOSE1:drm_util.cc(224)] : Unable to get cursor width capability: Invalid argument This is isolated to Google Hangouts. Other websites utilizing audio (YouTube, Pandora, etc.) sound fine.
,
Apr 26 2017
,
Apr 27 2017
Google Hangouts uses realtime audio streaming whereas YouTube, Pandora etc have the benefit of being able to buffer the audio and aren't nearly as sensitive to low network bandwidth. Also, the microphone being used by the remote end in a Hangout call, will generally not give the same audio quality as one might find in a youtube clip or when playing via Pandora, so that might also be a factor.
,
May 18 2017
Please file feedback directly in the Hangouts UI next time you experience poor audio. |
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Comment 1 by yini...@chromium.org
, Apr 24 2017