3. some MP4 video not playing in firefox

some MP4 video not playing in firefox

gfx.crash-guard.glcontext.gfx.driver-init.webgl-angle-force-warp: false gfx.crash-guard.glcontext.gfx.driver-init.webgl-angle-try-d3d11: true gfx.crash-guard.status.d3d11layers: 2 gfx.crash-guard.status.d3d9video: 2 gfx.crash-guard.status.glcontext: 3 gfx.direct2d.disabled: true gfx.direct3d.last_used_feature_level_idx: 0 gfx.driver-init.appVersion: 42.0 gfx.driver-init.deviceID: 0x0156 gfx.driver-init.driverVersion: 9.18.10.3257 gfx.driver-init.feature-d2d: true gfx.driver-init.feature-d3d11: true gfx.driver-init.status: 2 layers.acceleration.disabled: true media.benchmark.vp9.fps: 81 media.benchmark.vp9.versioncheck: 1 media.gmp-eme-adobe.abi: x86-msvc-x86 media.gmp-eme-adobe.lastUpdate: 1461683747 media.gmp-eme-adobe.version: 17 media.gmp-gmpopenh264.abi: x86-msvc-x86 media.gmp-gmpopenh264.lastUpdate: 1471625979 media.gmp-gmpopenh264.version: 1.6 media.gmp-manager.buildID: 20161019084923 media.gmp-manager.lastCheck: 1479108580 media.gmp-widevinecdm.abi: x86-msvc-x86 media.gmp-widevinecdm.lastUpdate: 1474392332 media.gmp-widevinecdm.version: 1.4.8.903 media.gmp.storage.version.observed: 1 media.hardware-video-decoding.failed: false media.peerconnection.enabled: false media.peerconnection.ice.default_address_only: true media.youtube-ua.override.to: 43 network.auth.allow-subresource-auth: 2 network.cookie.cookieBehavior: 1 network.cookie.prefsMigrated: true network.dns.disablePrefetch: true network.http.speculative-parallel-limit: 0 network.predictor.cleaned-up: true network.prefetch-next: false places.database.lastMaintenance: 1478732640 places.history.expiration.transient_current_max_pages: 54170 plugin.disable_full_page_plugin_for_types: application/pdf plugin.importedState: true plugin.state.flash: 1 print.printer_Microsoft_XPS_Document_Writer.print_bgcolor: false print.printer_Microsoft_XPS_Document_Writer.print_bgimages: false print.printer_Microsoft_XPS_Document_Writer.print_colorspace: print.printer_Microsoft_XPS_Document_Writer.print_command: print.printer_Microsoft_XPS_Document_Writer.print_downloadfonts: false print.printer_Microsoft_XPS_Document_Writer.print_duplex: 1515870810 print.printer_Microsoft_XPS_Document_Writer.print_edge_bottom: 0 print.printer_Microsoft_XPS_Document_Writer.print_edge_left: 0 print.printer_Microsoft_XPS_Document_Writer.print_edge_right: 0 print.printer_Microsoft_XPS_Document_Writer.print_edge_top: 0 print.printer_Microsoft_XPS_Document_Writer.print_evenpages: true print.printer_Microsoft_XPS_Document_Writer.print_footercenter: print.printer_Microsoft_XPS_Document_Writer.print_footerleft: &PT print.printer_Microsoft_XPS_Document_Writer.print_footerright: &D print.printer_Microsoft_XPS_Document_Writer.print_headercenter: print.printer_Microsoft_XPS_Document_Writer.print_headerleft: &T print.printer_Microsoft_XPS_Document_Writer.print_headerright: &U print.printer_Microsoft_XPS_Document_Writer.print_in_color: true print.printer_Microsoft_XPS_Document_Writer.print_margin_bottom: 0.5 print.printer_Microsoft_XPS_Document_Writer.print_margin_left: 0.5 print.printer_Microsoft_XPS_Document_Writer.print_margin_right: 0.5 print.printer_Microsoft_XPS_Document_Writer.print_margin_top: 0.5 print.printer_Microsoft_XPS_Document_Writer.print_oddpages: true print.printer_Microsoft_XPS_Document_Writer.print_orientation: 0 print.printer_Microsoft_XPS_Document_Writer.print_page_delay: 50 print.printer_Microsoft_XPS_Document_Writer.print_paper_data: 9 print.printer_Microsoft_XPS_Document_Writer.print_paper_height: -1,00 print.printer_Microsoft_XPS_Document_Writer.print_paper_name: print.printer_Microsoft_XPS_Document_Writer.print_paper_size_type: 0 print.printer_Microsoft_XPS_Document_Writer.print_paper_size_unit: 1 print.printer_Microsoft_XPS_Document_Writer.print_paper_width: -1,00 print.printer_Microsoft_XPS_Document_Writer.print_plex_name: print.printer_Microsoft_XPS_Document_Writer.print_resolution: 1515870810 print.printer_Microsoft_XPS_Document_Writer.print_resolution_name: print.printer_Microsoft_XPS_Document_Writer.print_reversed: false print.printer_Microsoft_XPS_Document_Writer.print_scaling: 1,00 print.printer_Microsoft_XPS_Document_Writer.print_shrink_to_fit: true print.printer_Microsoft_XPS_Document_Writer.print_to_file: false print.printer_Microsoft_XPS_Document_Writer.print_unwriteable_margin_bottom: 0 print.printer_Microsoft_XPS_Document_Writer.print_unwriteable_margin_left: 0 print.printer_Microsoft_XPS_Document_Writer.print_unwriteable_margin_right: 0 print.printer_Microsoft_XPS_Document_Writer.print_unwriteable_margin_top: 0 privacy.clearOnShutdown.cookies: false privacy.cpd.cache: false privacy.cpd.cookies: false privacy.cpd.sessions: false privacy.donottrackheader.enabled: true privacy.donottrackheader.value: 1 privacy.popups.showBrowserMessage: false privacy.sanitize.migrateClearSavedPwdsOnExit: true privacy.sanitize.migrateFx3Prefs: true privacy.sanitize.sanitizeOnShutdown: true privacy.sanitize.timeSpan: 0 security.ssl.errorReporting.automatic: true services.sync.declinedEngines: services.sync.engine.greasemonkey: true storage.vacuum.last.index: 1 storage.vacuum.last.places.sqlite: 1477672330

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Base de données « Places »

JavaScript

Ramasse-miettes incrémentiel: true

Accessibilité

Activée: false Empêcher l’accessibilité: 0

Versions des bibliothèques

NSPR Version minimale attendue: 4.12 Version utilisée: 4.12

NSS Version minimale attendue: 3.25 Version utilisée: 3.25

NSSSMIME Version minimale attendue: 3.25 Version utilisée: 3.25

NSSSSL Version minimale attendue: 3.25 Version utilisée: 3.25

NSSUTIL Version minimale attendue: 3.25 Version utilisée: 3.25

Fonctionnalités expérimentales

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