Public bug reported: The same video plays correctly on VLC, though.
## gst-play-1.0 console output ## ``` $ gst-play-1.0 Undertale\ \[Pacifist\ AMV\]\ -\ Glad\ You\ Came-4dTTUDN1lV0.mkv Now playing Undertale [Pacifist AMV] - Glad You Came-4dTTUDN1lV0.mkv Missing plugin: audio/x-unknown decoder WARNING No decoder available for type 'audio/x-unknown, codec-id=(string)A_OPUS'. WARNING debug information: gsturidecodebin.c(930): unknown_type_cb (): /GstPlayBin:playbin/GstURIDecodeBin:uridecodebin0 libva info: VA-API version 0.36.0 libva info: va_getDriverName() returns 0 libva info: Trying to open /usr/lib/i386-linux-gnu/dri/nvidia_drv_video.so libva info: Found init function __vaDriverInit_0_32 libva info: va_openDriver() returns 0 ``` ## Used 3rd party softwares ## * [Ubuntu Multimedia for Trusty : Doug McMahon](https://launchpad.net/~mc3man/+archive/ubuntu/trusty-media) ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: libgstreamer1.0-0 1.2.4-0ubuntu1 ProcVersionSignature: Ubuntu 3.13.0-71.114-generic 3.13.11-ckt29 Uname: Linux 3.13.0-71-generic i686 NonfreeKernelModules: nvidia ApportVersion: 2.14.1-0ubuntu3.19 Architecture: i386 CurrentDesktop: Unity Date: Thu Dec 17 05:49:17 2015 InstallationDate: Installed on 2015-10-02 (75 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release i386 (20140417) SourcePackage: gstreamer1.0 UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: gstreamer1.0 (Ubuntu) Importance: Undecided Status: New ** Tags: apport-bug i386 third-party-packages trusty -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gstreamer1.0 in Ubuntu. https://bugs.launchpad.net/bugs/1526968 Title: Gstreamer play with no sound when playing video with OPUS audio track Status in gstreamer1.0 package in Ubuntu: New Bug description: The same video plays correctly on VLC, though. ## gst-play-1.0 console output ## ``` $ gst-play-1.0 Undertale\ \[Pacifist\ AMV\]\ -\ Glad\ You\ Came-4dTTUDN1lV0.mkv Now playing Undertale [Pacifist AMV] - Glad You Came-4dTTUDN1lV0.mkv Missing plugin: audio/x-unknown decoder WARNING No decoder available for type 'audio/x-unknown, codec-id=(string)A_OPUS'. WARNING debug information: gsturidecodebin.c(930): unknown_type_cb (): /GstPlayBin:playbin/GstURIDecodeBin:uridecodebin0 libva info: VA-API version 0.36.0 libva info: va_getDriverName() returns 0 libva info: Trying to open /usr/lib/i386-linux-gnu/dri/nvidia_drv_video.so libva info: Found init function __vaDriverInit_0_32 libva info: va_openDriver() returns 0 ``` ## Used 3rd party softwares ## * [Ubuntu Multimedia for Trusty : Doug McMahon](https://launchpad.net/~mc3man/+archive/ubuntu/trusty-media) ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: libgstreamer1.0-0 1.2.4-0ubuntu1 ProcVersionSignature: Ubuntu 3.13.0-71.114-generic 3.13.11-ckt29 Uname: Linux 3.13.0-71-generic i686 NonfreeKernelModules: nvidia ApportVersion: 2.14.1-0ubuntu3.19 Architecture: i386 CurrentDesktop: Unity Date: Thu Dec 17 05:49:17 2015 InstallationDate: Installed on 2015-10-02 (75 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release i386 (20140417) SourcePackage: gstreamer1.0 UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gstreamer1.0/+bug/1526968/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp