Questions tagged [gstreamer]

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

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17 views

ffplay fails to play certain files

There are certain files that fails to play when I try to play them with ffplay. Here is the error they throw when trying to play, ❯ ffplay /usr/share/lmms/samples/instruments/harpsichord01.ogg ffplay ...
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19 views

No providers match the current filters

I have an error after st-device-monitor-1.0 "v4l2src device=/dev/video0 ! image/jpeg, width=(int)1280, height=(int)720, framerate=30/1 ! jpegdec ! videoconvert ! appsink" The error is: ...
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82 views

Mopidy with pipewire-pulse

I run Mopidy as a service for my mpd because of the nice Spotify integration. I've followed the documentation's instructions to use it with pulseaudio by setting load-module module-native-protocol-tcp ...
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20 views

Libreoffice Impress on OpenBSD - How to get Audiofiles working?

i want to use audiofiles in LibreOffice Impress on OpenBSD. I have installed all the gstreamer packages but it still doesnt work. Someone know how to get it working?
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24 views

Soundconverter error encoding to mp3

I am running Ubuntu 20.04 on a Lenovo Thinkpad X1 Tablet. A few years ago I wrote a bash script using soundconverter to transcode some of my music to mp3 files when I need to use a player that only ...
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71 views

how do I set properties of a v4l2loopback device and make them visible to my web browser?

I've created a couple of v4l2loopback devices for use as virtual webcams, and have been able to get Chrome to recognize them via navigator.mediaDevices.enumerateDevices(). I've also been able to ...
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43 views

Missing gstreamer plugin, Lollypop music conversion options. Pop!_OS

I'm using Pop!_OS 20.10 and having an issue with Lollypop music player options for converting files when transferring music to my phone. I posted my issue on the Lollypop gitlab issues and the ...
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32 views

ROS Camera Calibration GStreamer Error

I have a VM with ROS Noetic installed and I want to run a camera calibration on my USB Webcam. I followed the following guide and for the launcher, I put the following code: <launch> <!-- ...
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1answer
25 views

How to convert stream data which come over udp to video device?

I'm trying to share my computer's camera with the remote computer. In order to do this, I wanted to share my own computer's camera with the udp port(stream), take the stream on the remote computer and ...
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150 views

Low latency multiplexed screen streaming over network with gstreamer

I'm trying to stream $DISPLAY :99 and audio (pulseaudio) with very low latency with gstreamer to 1-3 viewers which can join the stream at any moment. Create virtual $DISPLAY :99 with Xephyr: Xephyr -...
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Clementine with GStreamer can't play OGG files

Starting recently, about 2-3 weeks ago, I believe after some update, Clementine stopped playing OGG files. All other formats that I have play without any issues. At the same time VLC can play these ...
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177 views

No video when watching HLS or MPEG-DASH stream (gstreamer) using VLC

I am trying to stream my desktop to a Raspberry Pi. I am using the following gstreamer pipeline to create a HLS stream: gst-launch-1.0 \ hlssink2 playlist-root=http://192.168.0.2:8080 location=/tmp/...
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Transferring additional data via gstreamer

I'm building self-driving robot from scratch and in order to minimize cost and maximize battery life, I decided to stream video to my PC from camera installed on robot, using Raspberry Pi Zero W, and ...
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19 views

gst effectv and noise reduction

I have a somewhat noisy usb camera and I'm using v4l2loopback and ffmpeg to duplicate /dev/video0 ffmpeg -f video4linux2 -i /dev/video0 -codec copy -f v4l2 /dev/video3 -codec copy -f v4l2 /dev/video4 ...
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66 views

LibreOffice distorts embedded videos

I'm using LibreOffice Impress on Arch Linux to make a presentation. When I embed a video into my presentation, the video initially plays fine, but gets distorted after a few seconds. The distortion ...
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15 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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54 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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117 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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410 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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154 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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99 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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350 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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261 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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12k 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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135 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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1answer
638 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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414 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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2k 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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374 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
900 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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1k 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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45 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
7k 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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3k 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
3k 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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269 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
64 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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67 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
2k 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
549 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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580 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
603 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
456 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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506 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
6k 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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532 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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2answers
5k 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
835 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
89 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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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 ...