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Questions tagged [gstreamer]

72 questions
27
votes
4 answers

How can I resolve gstreamer dependencies in Ubuntu

Can you please tell me how can I resolve these dependencies on ubuntu: checking for GSTREAMER... configure: error: Package requirements (gstreamer-0.10 >= 0.10 gstreamer-app-0.10 gstreamer-base-0.10 …
michael
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10
votes
2 answers

http streaming with gst-launch (GStreamer)

How do I do http streaming with GStreamer? Yes, I googled it and couldn't find an answer to this simple question anywhere.
Jeroen Jacobs
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5
votes
1 answer

How can I capture the audio output with GStreamer?

I’d like to capture only the output of a machine using GStreamer. Using the following command: gst-launch-1.0 -v alsasrc ! wavenc ! filesink location="output.wav" I can record the microphone, but how can I record/capture just the audio output?
Michael
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5
votes
1 answer

Convert stream file (mux) to mp4 gstreamer

I used a program to capture my screen (called Kazam for linux). My computer crashed and I lost my screen capture which I cannot recreate. I found two files that seem to hold my video, a .mux and .movie file. I tried using gstreamer or ffmpeg to…
DanFritz
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5
votes
0 answers

Access microphone with gphoto2

There is a lot of documentation for using gphoto2 to use a DSRL as a webcam. With those techniques, the system sees the camera as a new video device gphoto2 --stdout --capture-movie | ffmpeg -i - -vcodec rawvideo -pix_fmt yuv420p -threads 0 -f v4l2…
azmeuk
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4
votes
2 answers

Playing mp3 in quodlibet displays "GStreamer output pipeline could not be initialized" error

I'm running Debian testing x64 with all updates. I install quodlibet 2.4 from the repository and added mp3's to my library. When I play them, however, I receive an output error: GStreamer output pipeline could not be initialized. The pipeline might…
John Bensin
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4
votes
2 answers

Set device when using gst-launch alsasrc

As part of my Sphinx setup, I listen to my input device like this: gst-launch alsasrc (Well, the actual command is this: alsasrc ! audioconvert ! audioresample ! vader name=vad auto-threshold=true ! pocketsphinx name=asr ! fakesink, but it's only…
Jelle De Loecker
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3
votes
1 answer

Download yum packages on Debian for an offline fedora20 system

I need to download YUM packages (namely java-1.7.0-openjdk, gstreamer-plugins-good, gstreamer-plugins-bad and gstreamer-plugins-ugly) for an offline Fedora 20 machine, and I'm working on a Debian 7. I cannot find directly the package online, only on…
Alfa Taurus
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3
votes
1 answer

overlay a sample video with alpha channel over another video in gstreamer

I want to play 2 video files using a GStreamer pipeline on my screen. The first video is without an embedded alpha channel and I want the second video with an embedded alpha channel to be overlaid over the first one. The alpha plugin seems to be for…
nponeccop
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3
votes
1 answer

How to use a handycam as a Web Cam in linux

Can I use a camcorder as V4L2src in gstreamer? Simply can I use a camcorder as a webcam in Linux? If so what models are sported? Thanks in advance.
Lolitha Ratnayake
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3
votes
0 answers

null bytes in .mkv file

I recently downloaded a movie (.mkv), it works perfectly on VLC Android, but after I moved it to my computer (with adb), mpv could not run it (Failed to recognize file format), nor parole (GStreamer backend error: Could not determine the type of…
WMunn
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2
votes
1 answer

Can't play WAV files using standard gstreamer command

I can play mp3 files without any problem, also in my application playing PCM data from appsrc is working well, however I have a problem playing a WAV file using the gstreamer command: $ gst-launch-0.10 filesrc location=sound.wav ! wavparse !…
kappa
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2
votes
1 answer

How to do compile make make install as permanent install so that it does not give this error?

I was building from source to test one bug i was facing, and I did apt-get remove gstreamer once. Since then when I do gst-launch it throws following: $ gst-launch --version /usr/local/bin/gst-launch-0.10: error while loading shared libraries:…
YumYumYum
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2
votes
0 answers

Gstreamer - streaming task paused, reason not-negotiated

I am trying to stream video over local network using gstreamer between jetson tx1 and my pc. I made sure that my camera has no problem and my devices are connected via local network. Here is my terminal commands: First of all, I use ssh command to…
Elif Balcı
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2
votes
1 answer

Alpha plugin in GStreamer not working

I'm trying to compose two videos, and I'm using the alpha plug-in to make the white color transparent. To test the alpha plug-in I'm creating the pipeline with gst-launch. The first test I done was: gst-launch videotestsrc pattern=smpte75 ! alpha…
Miguel Escriva
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