12 questions
- Bountied 0
- Unanswered
- Frequent
- Score
- Trending
- Week
- Month
- Unanswered (my tags)
0
votes
0
answers
140
views
Issue Muxing KLV Metadata with GStreamer 1.20.3 on Ubuntu 22.04
I'm working on a GStreamer pipeline that muxes H.264 video and KLV metadata into an MPEG-TS stream using mpegtsmux. While this setup functions correctly with GStreamer 1.16.3, I'm encountering issues ...
1
vote
1
answer
783
views
gstreamer cant demux a .ts video but ffmpeg can. How can I fix the error?
I have a .ts video that when I run through a basic gstreamer pipeline I get an error that it can't demux the video.
comand:
gst-launch-1.0 filesrc location="/videos/my_video.ts" ! tsdemux ! ...
0
votes
0
answers
108
views
Unable to Video Transcode a UDP mpegts in gstreamer
I've been fighting with this problem for quite a while now. I have mpegts stream with klv-metadata coming from udpsrc.
To test i use a klv video file and i send to stream
ffprobe testvideoklv.ts
Input ...
1
vote
0
answers
170
views
Gstreamer tsdemux support of Synchronous KLV
I am using the ubuntu apt package version of gstreamer which is v1.16.3 This version tsdemux plugin does not support Synchronous KLV.
I found 5-year old PRs about this, but I don't see their edits in ...
2
votes
1
answer
2k
views
Unable to get mpegts with klv-metadata to flow to end of pipe from udpsrc
I've been fighting with this problem for quite a while now. I have mpegts stream with klv-metadata coming from udpsrc and the bellow gstreamer command to handle it and to pass it through to ...
1
vote
0
answers
303
views
Mux KLV STANAG data into MPEG-TS stream in Python
I have some MPEGTS video streams and i need to mux KLV metadata into these. KLV data may e in a .pcap format or any another binary format. Any ideas about how can i perform this using some Python ...
1
vote
0
answers
126
views
acces to data stream (KLV) with windows media-foundation
Is there any way to acces data stream with Windows Media Foundation ?
I have a video stream that contains tree streams: Audio, video and Data stream
When I opend the file with ffmpeg I can access the ...
1
vote
2
answers
4k
views
Demux video and KLV data from MPEG-TS stream, in sync
I need to demux the video frames and KLV data from an MPEG-TS stream in sync, frame-by-frame.
The following command to demux the KLV data and outputs a text file with the KLV data.
gst-launch-1.0 ...
1
vote
0
answers
1k
views
Injecting KLV data in video stream using ffmpeg
Does anyone here have any experience with streaming video on one stream, for example 0:0, and then taking a .bin file in klv format and putting it in 0:1, and then outputting that to a mpegts udp ...
2
votes
0
answers
120
views
Mixing video and data streams on raspberry pi for machine learning
What is best way to mix data and video for machine learning on single board computer like raspberry pi?
It should be very common problem. I found there is GPMF and KLV extensions for video formats. ...
4
votes
1
answer
2k
views
Simultaneously map video and data streams to one subprocess pipeline in real-time
I need to process the video stream and the klvdata streams simultaneously in real-time in OpenCV/Python. I'm using FFMPEG to read the file or stream as OpenCV does not retain the klvdata. I pass the ...
6
votes
2
answers
2k
views
What does `-map data-re` option in FFMPEG do?
I am trying to extract and parse KLV data from a video stream. I found the following example in a Github repository. I am wondering what does the mapping option data-re do?
$ ffmpeg -i Day\ Flight.mpg ...