我想知道我安装了哪个版本的 gstreamer。
如果我发现有多个版本，我想知道正在使用哪个版本。
编辑：
事情有点混乱。是gstreamer 有多个版本（主要是 0.1 和 1.0），并且正在并行使用（它们应该被视为独立的）（来源）。至于软件包，有很多。以下是从dpkg -l | grep gstreamer命令中得到的软件包：
ii gir1.2-gstreamer-1.0 1.2.4-0ubuntu1 amd64 Description: GObject introspection data for the GStreamer library
ii gstreamer0.10-alsa:amd64 0.10.36-1.1ubuntu2 amd64 GStreamer plugin for ALSA
ii gstreamer0.10-ffmpeg:amd64 0.10.13-5ubuntu1~trusty2.1 amd64 FFmpeg plugin for GStreamer
ii gstreamer0.10-fluendo-mp3:amd64 0.10.23.debian-3 amd64 Fluendo mp3 decoder GStreamer 0.10 plugin
ii gstreamer0.10-gconf:amd64 0.10.31-3+nmu1ubuntu5 amd64 GStreamer plugin for getting the sink/source information from GConf
ii gstreamer0.10-nice:amd64 0.1.4-1 amd64 ICE library (GStreamer 0.10 plugin)
ii gstreamer0.10-plugins-bad:amd64 0.10.23-7.2ubuntu1.1 amd64 GStreamer plugins from the "bad" set
ii gstreamer0.10-plugins-bad-multiverse 0.10.21-1ubuntu3 amd64 GStreamer plugins from the "bad" set (Multiverse Variant)
ii gstreamer0.10-plugins-base:amd64 0.10.36-1.1ubuntu2 amd64 GStreamer plugins from the "base" set
ii gstreamer0.10-plugins-base-apps 0.10.36-1.1ubuntu2 amd64 GStreamer helper programs from the "base" set
ii gstreamer0.10-plugins-good:amd64 0.10.31-3+nmu1ubuntu5 amd64 GStreamer plugins from the "good" set
ii gstreamer0.10-plugins-ugly:amd64 0.10.19-2ubuntu5 amd64 GStreamer plugins from the "ugly" set
ii gstreamer0.10-pulseaudio:amd64 0.10.31-3+nmu1ubuntu5 amd64 GStreamer plugin for PulseAudio
ii gstreamer0.10-tools 0.10.36-1.2ubuntu3 amd64 Tools for use with GStreamer
ii gstreamer0.10-x:amd64 0.10.36-1.1ubuntu2 amd64 GStreamer plugins for X11 and Pango
ii gstreamer1.0-alsa:amd64 1.2.4-1~ubuntu2 amd64 GStreamer plugin for ALSA
ii gstreamer1.0-clutter 2.0.8-1build1 amd64 Clutter PLugin for GStreamer 1.0
ii gstreamer1.0-fluendo-mp3:amd64 0.10.23.debian-3 amd64 Fluendo mp3 decoder GStreamer 1.0 plugin
ii gstreamer1.0-gnonlin 1.2.0-1 amd64 non-linear editing module for GStreamer
ii gstreamer1.0-libav:amd64 1.2.4-1~ubuntu1 amd64 libav plugin for GStreamer
ii gstreamer1.0-nice:amd64 0.1.4-1 amd64 ICE library (GStreamer plugin)
ii gstreamer1.0-plugins-bad:amd64 1.2.4-1~ubuntu1 amd64 GStreamer plugins from the "bad" set
ii gstreamer1.0-plugins-bad-faad:amd64 1.2.4-1~ubuntu1 amd64 GStreamer faad plugin from the "bad" set
ii gstreamer1.0-plugins-bad-videoparsers:amd64 1.2.4-1~ubuntu1 amd64 GStreamer videoparsers plugin from the "bad" set
ii gstreamer1.0-plugins-base:amd64 1.2.4-1~ubuntu2 amd64 GStreamer plugins from the "base" set
ii gstreamer1.0-plugins-base-apps 1.2.4-1~ubuntu2 amd64 GStreamer helper programs from the "base" set
ii gstreamer1.0-plugins-good:amd64 1.2.4-1~ubuntu1 amd64 GStreamer plugins from the "good" set
ii gstreamer1.0-plugins-ugly:amd64 1.2.3-2build1 amd64 GStreamer plugins from the "ugly" set
ii gstreamer1.0-pulseaudio:amd64 1.2.4-1~ubuntu1 amd64 GStreamer plugin for PulseAudio
ii gstreamer1.0-tools 1.2.4-0ubuntu1 amd64 Tools for use with GStreamer
ii gstreamer1.0-x:amd64 1.2.4-1~ubuntu2 amd64 GStreamer plugins for X11 and Pango
ii libgstreamer-plugins-bad0.10-0:amd64 0.10.23-7.2ubuntu1.1 amd64 GStreamer shared libraries from the "bad" set
ii libgstreamer-plugins-bad1.0-0:amd64 1.2.4-1~ubuntu1 amd64 GStreamer development files for libraries from the "bad" set
ii libgstreamer-plugins-base0.10-0:amd64 0.10.36-1.1ubuntu2 amd64 GStreamer libraries from the "base" set
ii libgstreamer-plugins-base0.10-0:i386 0.10.36-1.1ubuntu2 i386 GStreamer libraries from the "base" set
ii libgstreamer-plugins-base1.0-0:amd64 1.2.4-1~ubuntu2 amd64 GStreamer libraries from the "base" set
ii libgstreamer-plugins-base1.0-0:i386 1.2.4-1~ubuntu2 i386 GStreamer libraries from the "base" set
ii libgstreamer-plugins-good1.0-0:amd64 1.2.4-1~ubuntu1 amd64 GStreamer development files for libraries from the "good" set
ii libgstreamer0.10-0:amd64 0.10.36-1.2ubuntu3 amd64 Core GStreamer libraries and elements
ii libgstreamer0.10-0:i386 0.10.36-1.2ubuntu3 i386 Core GStreamer libraries and elements
ii libgstreamer1.0-0:amd64 1.2.4-0ubuntu1 amd64 Core GStreamer libraries and elements
ii libgstreamer1.0-0:i386 1.2.4-0ubuntu1 i386 Core GStreamer libraries and elements
ii libgstreamermm-0.10-2 0.10.11-0ubuntu2 amd64 C++ wrapper library for the multimedia library GStreamer (shared libraries)
ii libreoffice-avmedia-backend-gstreamer 1:4.2.8-0ubuntu4 amd64 GStreamer backend for LibreOffice
ii phonon-backend-gstreamer:amd64 4:4.7.80-0ubuntu2~ubuntu14.04 amd64 Phonon GStreamer 1.0.x backend
ii phonon-backend-gstreamer-common:amd64 4:4.7.80-0ubuntu2~ubuntu14.04 amd64 Phonon GStreamer 1.0.x backend icons
ii phonon-backend-gstreamer1.0 4:4.7.80-0ubuntu2~ubuntu14.04 all transitional package
答案1
请尝试使用此命令，它可能会为您提供您正在寻找的版本：
gst-launch-1.0 --gst-version
答案2
尝试
dpkg -l | grep gstreamer
显示gstreamer包名称中包含的所有已安装的包。
答案3
您可以使用此命令：
gst-inspect-1.0 --gst-version
答案4
“gst-inspect-1.0 --gst-version”或“gst --version”