Questions tagged [gstreamer]

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

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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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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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36 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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43 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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18 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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1answer
44 views

What packages are needed for playing live streams of youtube?

I have been trying to play live streams on youtube, but it does not play any at all. Everything it says its that the browser does not support it (html5). So what packages are missing in order to ...
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1answer
753 views

How can I stream my desktop/screen to /dev/video1 as a (fake) “webcam” on Linux?

I have two commands, one that lets me record my screen to an AVI video file, and another which lets me stream a video file as a (fake) "webcam". This is really useful in apps that doesn't support ...
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57 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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149 views

GStreamer: APNG, GIF or animated WebP

I want to generate an animated preview of a video using gstreamer for preview on a webpage. I'm able to get a static PNG with the pipeline filesrc location=... ! decodebin ! videoconvert ! pngenc ...
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1answer
405 views

Get video device on embedded Linux SoC

I'm trying to find the camera module device of an IP camera (running Linux), without much success. My main objective is to find the camera stream, so I can attach an RTSP server. Update 26/02/2019 ...
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177 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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49 views

gst123 - select alsa device for playback with external USB soundcard

I'm truing to get my audio played back by an external USB device, using the GStreamer based command line media player gst123 which comes with the option: -a, --audio-output=<driver>[=<dev>...
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924 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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265 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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1answer
640 views

PyQt5 QMediaPlayer defaultServiceProvider::requestService(): no service found for - “org.qt-project.qt.mediaplayer”

I am using Fedora 28. I'm trying to run this code from PyQt5.QtCore import QCoreApplication, QUrl from PyQt5.QtMultimedia import QMediaContent, QMediaPlayer from PyQt5.QtWidgets import QApplication ...
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838 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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35 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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1answer
4k views

Alsa: get audio from specific Input to specific Output stream for monitoring

I'm currently trying to get Mic-in and Line-in monitored on Headphones port and Line-Out, respectively. I tried with aplay / arecord even with alsamixer configuration; it doesn’t work. How can I ...
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1answer
2k views

What happened to gstreamer-ffmpeg and can I replace it?

While trying to solve an issue about loading MPEG videos in Matlab, I found several suggestions to install the FFmpeg plugin for Gstreamer. However, I can't find this functionality on Debian 9 [1]. ...
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1answer
2k views

Understanding media-ctl output

I am working with a Dragonboard410c and I am trying to using a gstreamer pipeline to generate an mp4 video from a Logitech C270 USB camera. For this task I am following the instructions reported here ...
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1answer
217 views

How can I “publish” an audio source for consumption by other programs using ALSA and/or Pulse?

I'd like to create a dynamically named audio source that can then be referenced by other programs on my system. For example something like this: gst-launch-1.0 audiotestsrc ! alsapubsink name='Test ...
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1answer
57 views

gst123 does not play files in right order when playing back folders/

I have the following problem with the Gstreamer player gst123: when I'm playing back folders gst123 does not play the files in alphabetical order. When I have my files ordered like this: 01.mp3 02....
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64 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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1answer
1k views

Gstreamer ' The stream is in the wrong format.'

I'm using a Raspberry pi zero with a Bluetooth dongle and I'm trying to play an mp3 file to a Bluetooth speaker. I managed to get them both connected after a lot of trying, this is the full list of ...
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1answer
427 views

ssh execute remote script

I've an application on my machine that is working with a remote one. Before I'm able to use this app, I need to run some commands on the remote one. Here for I've created an script named startUpRun.sh....
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433 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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1answer
507 views

rhel repositories with gstreamer-plugins-ugly

What yum repository provides gstreamer-plugins-ugly (or/and other gstreamer plugins) for Red Hat Linux 6? And do repositories for CentOS and Fedora suit for Red Hat? Reason of this question is that ...
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2answers
448 views

Unable to install video plugins for fedora 23

I see the following repositories when I do a repolist: 1) google-chrome 2) rpmfusion-nonfree 3) rpmfusion-nonfree-updates-testing But commands like yum install vlc and others line yum install ...
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447 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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2answers
5k views

Is it possible to install both Gstreamer 0.10 and Gstreamer 1.0 at the same time?

I have a computer that runs Debian Stretch which has Gstreamer 1.0 installed. I am trying to run a Processing sketch that uses the Processing video library which in turn relies on Gstreamer 0.10. This ...
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496 views

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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2k views

How to access a security camera and covert it to /dev/video?

I would like to access my security camera that communicates through rtsp feed with an API that only supports a character video kind of entry (I'm new on linux, and I'm not sure if it's called "...
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1answer
664 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....
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1answer
84 views

Why does gstreamer-ffmpeg change the fonts for java applications?

I recently installed gstreamer-ffmpeg-0.10.i686 on RHEL 7. As a result of this text in my java program has become slightly larger (maybe 2 or 3 font sizes), which is enough to mess with some of the UI ...
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1answer
2k views

install gstreamer1.0-libav (mainly libavcodec54) on debian wheezy

I need to install gstreamer1.0 libraries.. I found that they are in wheezy-backports. So I added wheezy-backports to sources.list updated try ton install and stuck on dependency problems: aptitude ...
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1answer
5k views

How can you tell if GStreamer plugins are installed correctly [closed]

I've installed GStreamer plugins for Fedora 14 using yum. However, when running a qt-phonon application with the GStreamer backend, I get the error Warning: You do not seem to have the base ...