Questions tagged [vlc]

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385 views

how to simultaneously create rtsp and livehttp video streams in vlc from the same live source?

I want to simultaneously create rtsp and livehttp video streams from the same live H.264 source in cvlc. I can individually create either kind of stream just fine, and I can also create two rtsp ...
2
votes
0answers
149 views

Show the clip-time in VLC-player, while playing

I'm recording some sports footage, and write down some notes, while the recording is going on. I would like to be able to, as fast as possible, to link my comment to the passage on the video. I ...
1
vote
0answers
1k views

What's wrong with VLC seeking and/or MKV created by ffmpeg?

I have creeated a video using FFmpeg. It is a result of putting 4 videos together, tiled, using -filter_complex with overlays. Following the how-to here, I have it created as MKV. When playing this ...
0
votes
0answers
22 views

Merging MP4 files with VLC results in a file with all the video but only a fraction of the audio

I'm using VLC 3.0.11 on Windows 10. I have 24 .mp4 files containing audio and video that add up to 17 minutes, 28 seconds. I ran the following VLC command to merge them into a single .mp4 file: set ...
0
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0answers
28 views

How do I get Windows Media Player and other tools that depend on system codecs to play this video file?

I have a video file that plays fine in VLC, but only shows 100% black frames in Windows Media Player, and in other applications that depend on system codecs (for example in MATLAB, which is where I ...
0
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0answers
25 views

No sound on Windows Media Player after removing unneeded audio streams with ffmpeg

In some .mkv files with multiple different audio streams I removed all the ones I don't need with ffmpeg and only kept the desired audio stream along with the video and possibly subtitles. The result ...
0
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0answers
18 views

Very slow decode times with hevc with ffmpeg 4.1.4 on Ubuntu

I'm getting ridiculously slow decode times for iPhone hevc .MOV files. In VLC or ffplay, the video displays one frame every 10 seconds. Simply transcoding to h264 I get about 1.8 fps. I recall being ...
0
votes
0answers
39 views

FFMPEG slideshow skips a picture when showing on VLC (and is OK on Quicktime)

I created a slideshow following the directions on the concat demuxer. The input file is: file 'sentence1.jpg duration 5 file 'sentence2.jpg duration 5 file 'sentence3.jpg duration 5 file '30.jpg ...
0
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0answers
25 views

How to quickly merge a LOT (and i mean a LOT) of footage?

As the title says, we had an event recently and I plan to make a movie with the video from the event captured by four separate cameras. The files are ~500kb each. There are four folders, each with ...
0
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0answers
16 views

Deskew/Perspective transform filter for video

I’d like to correct the perspective on a slide show taken from a side seat in a theater, where slides and video were projected on a screen. I’d like to crop it and deskew just to display the screen ...
0
votes
2answers
2k views

How to add correctly ssa/ass subtitles to video with ffmpeg or VLC

I want to add ssa subtitles to video. I've tried with VLC. If I play the video and add subtitles file VLC shows correctly the ssa subtitles but if I convert/save the same video adding the subtitles ...
0
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0answers
2k views

FFmpeg with input SRT stream very low bitrate

I am trying to record an input SRT stream with ffmpeg 4.0 and even though it is recognized as a valid stream and the input stream is around 2.5Mbps, the recording is with only 80-120Kbps. I understand ...
0
votes
1answer
267 views

I need to modify a movie's displayed subtitles and display as an image overlay

I'm kind of at a loss on how to do this. I have access to gimp/inkscape/ffmpeg/vlc, and I can download font styles as needed off the web. So I have a movie. I play the movie in vlc player, I display ...
0
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0answers
336 views

IPTV Link loop ffmpeg

So I want to record a transport stream it's not a m3u http://flamingzebra.xyz/2728.ts I tried to record it in vlc it doesn't work The live stream is in fragments so I have to loop it. Can this be ...