Questions tagged [h264]

H.264 (MPEG-4 AVC) is a video codec standard which can achieve high quality video in relatively low bitrates.

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Need Software to view and record ip camera

I have a Zmodo camera that is no longer supported. The app I have for it is 32 bit from windows Xperia days. I don’t use windows and would like to find an ip camera app that supports h264 format for ...
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Ubuntu 20.10 Totem h264 bug

I was able to play anything with MKV player but when it comes to gnome (Totem by its old name) I've faced with H.264 error constantly. I have tried restricted extras, reinstalls anything that ...
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0answers
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Raspberry Pi 3 - How to install FFMPEG using python newest version

I'm trying to install FFMPEG on Raspberry Pi 3, with libx265 support (H265 coding). The main purpose is to batch transcode h264 videos on my HD and convert them to h265 to save space on disk. I found ...
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196 views

H264 codec install [duplicate]

I tried running a small mp4 video file in Videos on Ubuntu 20.10 and got a message that I needed a certain codec. I followed a link in that message that didn't work (it didn't go anywhere). So I ...
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1answer
314 views

VLC just plays audio for H.264 and VP8 videos though all necessary codecs are properly installed

Videos that are encoded with H.264 or VP8 codecs (possibly others too), regardless of the container (MKV, MP4, WEBM, etc), will only play audio in VLC, at least in Ubuntu 20.04. Interestingly, GNOME ...
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2answers
185 views

Converting directory full of h264 to images

first time here. Please be gentle. let me know what I missed out on and I will correct it. my question is similar to this. So, I am hoping to get an answer for my specific query too. How can I convert ...
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1answer
653 views

Can I stream video with nginx module?

I want to stream video from nginx to my browser. The videos are generlly in .mp4 format, but I can transcode either on the fly or in advance with avconv or ffmpeg/whatever. Is there a module I can ...
2
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1answer
12k views

How to use hardware encoding in ffmpeg (h264_omx) on Raspberry Pi 4 running Ubuntu

I'm nearly finished migrating my RPi4 4GB to Ubuntu 19.10 with Gnome - it is running better than I thought it would. I've got one remaining hurdle for the moment: using the h264_omx hardware encoder ...
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1answer
6k views

ffmpeg h264_nvenc, “No NVENC capable devices found”

I'm trying to get hardware encoding working on ffmpeg. I'm using Ubuntu 18.04 with its default kernel (4.15.0-50.54), ffmpeg package (3.4.6-0ubuntu0.18.04.1) and Nvidia drivers (390.116-0ubuntu0.18....
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1answer
1k views

Gerbera to transcode *.avi videos to h264 mkv?

I bought a Samsung SmartTV which do not support DIVX/XVID codec, so any of the old *.avi files I have work. While I can always convert them, I have other devices in my DLNA network which supports ...
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4answers
10k views

Cannot play *.mp4 - files in Ubuntu 18.10

I had several tutorial videos stored on my computer, I could run them all, while Ubuntu 16.04.was installed. Since I have installed Ubuntu 18.10, it is not possible to play any video. I always get the ...
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2answers
10k views

Twitch error #6000

I just installed a fresh Ubuntu and logged into Firefox. I got my usual addons and credentials and after some time logged into twitch to find that every stream gets the following error: I tried ...
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0answers
1k views

Convert .h264 to .mp4, with timings

I am recording from a Raspberry Pi Camera to an .h264 stream. I have each frame as well as its presentation timestamp. How can I convert this to an .mp4 file? Specifically I need to be able to provide ...
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2answers
727 views

Adding h264ify addon to Firefox slowes down full screen 4K video playing

Full screen 4K video playing on an external 4K TV was butter smooth on my Thinkpad X1 Extreme. However, the fan was noisy. So I installed this plugin. Then I could not watch 4K video. I uninstalled ...
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1answer
5k views

How to re-encode video into H.264 when ffmpeg Unknown decoder 'libx264' despite --enable-libx264

I'm trying to re-encode a video into H.264 with ffmpeg. I'm using Ubuntu Studio 17.10. I also installed libavcodec-extra, libav-tools was already installed, I installed ubuntu-restricted-extras. ...
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1answer
1k views

How to install `gstreamer0.1-ffmpeg` on ubuntu (17.10) artful?

I get the following message whenever i want to play a .mp4* movie using a movie player I've written by Qt 5.9.1 and QtMultimedia module: Warning: "No decoder available for type 'video/x-h264, level=...
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1answer
731 views

Upgrade to 103-generic Broke Opera Videos

Currently running Opera 49.0.2725.39 with ffmpeg 2.8.11-0ubuntu0.16.04.1 on Ubuntu 16.04. When I updated Ubuntu from 4.4.0.101-generic to 4.4.103-generic it broke the video playback in Opera. Now I ...
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0answers
4k views

Can I get hardware acceleration working for video (H.264) in firefox?

My CPU is always maxing out and fans going crazy whenever I watch streaming video on Firefox. visiting about:support, I see Hardware H264 Decoding: No, despite Firefox otherwise recognising my ...
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1answer
2k views

parole player gives gstreamer error when trying to play a video encoded with libx264

i have a bunch of png files with which i create a video using ffmpeg: ffmpeg -i frame%d.png -c:v libx264 a.mpg VLC can play this video, but when i try to open it with Parole Media Player, i get the ...
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2answers
3k views

How to convert video along with audio in h264 ffmpeg?

ffmpeg ffmpeg version 3.1.1 Copyright (c) 2000-2016 the FFmpeg developers built with gcc 4.8.5 (GCC) 20150623 (Red Hat 4.8.5-4) configuration: --enable-libmfx --enable-nonfree libavutil 55....
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3answers
57k views

Batch convert H.265 mkv to H.264 with ffmpeg to make files compatible for re-encoding

I have H.265 encoded files that are so resource intensive they don't play well and my conversion software (mencoder) doesn't (currently) support the H.265 format. Can I convert them to H.264 in a ...
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1answer
189 views

Ubuntu 15.04 - 15.10 Pepper Flash CPU overload (8 core maxed out !)

Since 15.04 - 15.10 (both has the same issue) using Pepper Flash with Chrome or Firefox leads to CPU overload. Firefox is more problematic as it does not thread things, thus leading to very laggy ...
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3answers
49k views

How can I convert .264 file to .mp4

I want to convert an elementary stream(.264) to container format(.mp4). Can someone please help me on this? How can I use ffmpeg to do this task? What are all the other methods that could accomplish ...
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5answers
2k views

yt won't work after the ubuntu upgrade

So I upgraded to the beautiful Ubuntu 15.10 Wily Werewolf and the only probem I found is that YT videos doesn't work anymore and it changes the new video interface with the old one to work somehow. ...
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2answers
2k views

Video codec for making home videos smaller?

Complete video beginner here. I have a bunch of old videos in multiple formats and codecs - like birthday videos, undergrad random captures etc. There is a large number of files that amount to ~25GB ...
3
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1answer
329 views

Unable to convert to x264 mkv

I want to convert an mp4 file to mkv with the video format as x264 and audio as libmp3lame Mediainfo for the file gives: General Complete name : file_in.mp4 Format ...
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0answers
119 views

H264 firefox standalone on Ubuntu 14.10 [duplicate]

I'm on Ubuntu 14.10. FF 35 has support form H264 and VP8, but not MSE and VP9. That is ok, and confirmed by youtube html5 page, https://www.youtube.com/html5, as you see the screen #1 here: http://4....
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0answers
414 views

avconv gives error when trying to split a file in since 14.04 upgrade

I use the following command to split a file, but since an upgrade from 12.04 to 14.04 it gives an error. The resulting file only contains audio, no video. avconv -i cam.mp4 -ss 00:14:00 -t 00:28:00 -...
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3answers
9k views

Bad quality and playback issues when playing video with VLC

I encounter problems when playing H.264 (not tested with others) encoded videos with VLC or others players (tested MPlayer, Totem not playing the video just the sound). I'm sure it's about driver but ...
22
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9answers
157k views

How to install h.264 decoder?

I tried playing videos in movie player but only the audio could be heard. I tried playing the video with dragon player but here also only the audio could be heard. A message box appeared showing the ...
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1answer
411 views

How to play Hi10p Videos in Totem?

I would like to know, how I can play Hi10p videos(h264 videos with 10bit colordepth) in Totem. I know that it's possible to play those files in 13.04, but I'd rather stick to the LTS Version. ...
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2answers
2k views

How to rotate h264 video?

I've tried the following: $ avconv -i in.mov -codec:video copy -codec:audio copy -filter transpose=clock out.mov avconv version 0.8.6-6:0.8.6-1ubuntu2, Copyright (c) 2000-2013 the Libav developers ...
93
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6answers
424k views

How to install the MPEG-4 AAC decoder and the H.264 decoder?

Where do I get the MPEG-4 AAC decoder, and the H.264 decoder. How to install them and play the multimedia?