Questions tagged [gstreamer]

A multi-platform multimedia framework with a plugin based architecture.

22 questions with no upvoted or accepted answers
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Measuring latency in a GStreamer pipeline

I'm using a RTP pipeline to stream video from a camera over local network. The pipeline is: camera > h264enc > RTP > UDP > receiver_and_display How can I find out how the latency is composed?
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478 views

Streaming realtime video

I'm trying to stream realtime video from gstreamer under Ubuntu to VLC under Windows. Gstreamer is started via script: v4l2src device=/dev/video0 ! video/x-raw,width=320,height=240,framerate=30/1 ! ...
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31 views

whereis Gstreamer - located in two paths - causing issues

Gstreamer doesn't run as expected when executed from the command line. It turns out all the plugins I am installing are defaulting to one location while when I'm running gstreamer its opening from ...
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89 views

Spice Server Codec problem

I compiled(make) spice server source with option '--enable-gstreamer=0.10.36'. But As a result of debugging, I've found that 'default_video_codecs' still shows 'spice: mjpeg'. I want to know what ...
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227 views

How can I get the timestamp from a `rtspsrc` header with gstreamer?

I need to get to the the timestamp from a rtp source. The timestamp is stored in the header: For now, I can record the stream using the following command, $ gst-launch-1.0 -e rtspsrc location=rtsp://...
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0answers
36 views

Is it possible to relabel a video format in a gstreamer pipeline?

What I'm trying to do boils down to this: We have video data in one format, let's say RGBx, but due to bugs/quirks we need to make the next element think it's another format, let's say v210. The ...
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65 views

Are the gstreamer packages completely open source?

I'm on Fedora 26 and I'd like to be able to play certain video formats which I can only play by installing packages from a non-free repository. However, I do not want to install any packages that ...
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0answers
474 views

gstreamer loop file naming?

I was able to succesfully generate a hsl stream with gstreamer, with the following code: gst-launch-1.0 -v \ videotestsrc is-live=true \ ! omxh264enc target-bitrate=...
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4 views

Stream Video with Audio to a virtual device

I am able to write my video to virtual video device with the help of V4l2. Though video plays, audio is not available in the other end in Google meet. How to get stream audio of the video also. I am ...
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18 views

Read IP camera | OpenCV3.4

I can able to read the IP camera video streaming by launching below gstreamer command (VCU decoding support) and also able to read the frames by using below OpenCV application program. gst-launch ...
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10 views

How to Running GStreamer (Aravissrc & AWS Kinesis Video Stream) on boot

This might be something simple for some folks but for newbie like myself, I couldn’t figure it out and wanted to ask for some help. I am looking to run this command on boot - gst-launch-1.0 ...
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25 views

Add a border around the area grabbed with gstreamer

When grabbing an area of the screen with ffmpeg I can use -show_region 1 to have a border around the region that is being grabbed. Is there a way to do the same with gstreamer? I mean, I know how to ...
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97 views

Can't install Foxit Reader in Arch linux (`gstreamer0.10` error)

I've got Arch Linux and I can't install Foxit Reader from AUR. It fails when building gstreamer0.10. The source of the error is that it can't find a Python package called giscanner._giscanner. Here ...
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51 views

Can gstreamer fbdevsink output to Xvfb virtual framebuffer? Which device to use?

I learned recently how to use Xvfb virtual Linux framebuffer: https://www.raspberrypi.org/forums/viewtopic.php?f=66&t=261264 I want gstreamer fbdevsink output into a virtual framebuffer, but that ...
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30 views

gstreamer and vhs capture: video ok, but sound mute

With this script #!/bin/sh videodevice="/dev/video0" alsadevice="hw:2,0" gst-launch-1.0 -q v4l2src device="$videodevice" do-timestamp=true norm="PAL" pixel-aspect-ratio=1 \ ! video/x-raw,format=...
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81 views

Streaming video file to capture it as RTP pcap? (gstreamer/wireshark)

I have the following task that I am not sure how to approach, any help would be appreciated. I need to generate network traffic data in the following way: Take a video file, say MPEG4, stream it using ...
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1answer
87 views

Gstreamer OMX encoder doesn't accept parameters?

I'm trying to use Gstreamer 1.0 to send a USB webcam feed over RTMP. I have the following working pipeline that uses the OMX h264 encoder on a Raspberry Pi: gst-launch-1.0 v4l2src device=/dev/video0 !...
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25 views

VLC process won't start up again

I have an embedded system where if a user inserts a card, a video stream (VLC) will begin playing. When the card is removed, the process is killed. Over a long period of time and consistent starting ...
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1k views

Required plugin could not be found (audio/x-gst-fourcc-mp3_decoder)

I've been using the latest Linux Mint 19 (Mate, 64-bit) and I've got a video file that can be played fine with VLC, but, if I try to reencode it with handbrake, I can't get the audio.  So I tried a ...
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306 views

Rhythmbox doesn't recognize mp3 files

When I try to import my music library in Rhythmbox, it doesn't recognize any of the files as music (all mp3). When I try to play one of the files directly, I get an import error in Rhythmbox that ...
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922 views

How to install pygst under Debian Stretch while the package python-gst-1.0 does not?

I assume my question is valid also for previous versions of Debian, but not sure. Every web research tells that to install pygst, the package python-gst-1.0 should be installed, but the Debian package ...
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1answer
726 views

gstreamer dependencies in HandBrake on fedora

I'm running HandBrake on Fedora 23. The "show preview" feature is not able to actually play video, raising two popups: "Missing GStreamer plugin: MPEG-4 AAC Decoder" and "Missing GStreamer plugin: H....