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1
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0answers
11 views

FFServer streaming H.264 from Logitech C920

I'm having some trouble trying to implement a web live stream from my Logitech C920 webcam w/ H.264 encoding using ffmpeg/ffserver. Here is the configuration file I'm using for the ffserver: # Port ...
1
vote
1answer
22 views

Convert video changing only bitrate

I have a mediaplayer program which lags playing one specific file. My assumption is that it is because of too high video bitrate (41.3 Mbps) and too slow CPU (it is embedded system). So, I want to be ...
4
votes
5answers
521 views

H.264 support in Firefox (Iceweasel) 24

I am using Firefox (Iceweasel) 24 in Debian Wheezy. When I go to https://www.youtube.com/html5 it shows me that my browser does not support H.264 When I go to the same URL with Chrome, it shows H.264 ...
0
votes
0answers
28 views

Streaming / Transcoding failed

I installed VLC, and works well apparently, on Suse Linux Enterprise Desktop 11 SP3, but when I streamed some video (.flv format) I get this error.- Streaming / Transcoding failed VLC could not open ...
1
vote
0answers
44 views

How can I add a still image inside a video with avconv or opensource software

I would like to add a still image inside a h264 video following an in and out point in time. I would like to use only opensource/free Linux/Debian packages. I tried a lot of things with avconv like ...
0
votes
0answers
203 views

avconv error: av_interleaved_write_frame

I use avconv to cut a video and to remove subtitles. Depending on the length of the output video, I get a success or and error. The input video has the following information: avconv -i video.mkv ...
3
votes
2answers
680 views

Interactively concatenate video files

Problem : How to concatenate (join) multiple MP4 video files into one file interactively? There are a lot of programs that do this for two files from the command line. For instance : ffmpeg, ...
2
votes
0answers
209 views

Is there a way to mix between two RTMP streams (depending on which is up) using something like FFMPEG?

(Apologies about the question title, not quite sure how to word it) So I'm working on a turnkey streaming solution / server for a local LAN party, using the fantastic nginx-rtmp to handle incoming ...
0
votes
1answer
445 views

Playing or converting .dv4 files in Linux

I need to find a way to playback a number of .dv4 files on Ubuntu 12.04 and Fedora 20, possibly after having converted them to a more conventional format. So far I have managed to convert the files ...
6
votes
2answers
4k views

How to convert a VOB file to avi?

I am trying to convert a VOB file copied from a DVD into an avi in Ubuntu 13.10. I tried dvdrip, which failed due to a frame count error or something. I tried acidrip as well, but it always choose an ...
1
vote
0answers
81 views

Are there any alternatives to Media Lovin' Toolkit (MLT)?

I'm looking for command-line Linux tools for creating video slideshows from images and video clips. I would also like to implement a variety of transitions and effects. So far, Media Lovin' Toolkit ...
1
vote
0answers
750 views

Rotating a video (ubuntu 12.04)

I have a video, shot on my android phone, which I want to rotate 90 degrees clockwise for computer viewing. Here's what I expect should work: ffmpeg -i infile.mp4 -vf "transpose=1" -an -vcodec mpeg4 ...
3
votes
1answer
819 views

Is there a working H.265 encoder implementation available for Linux?

I've read that the new H.265 video encoding algorithm can encode the same video with same quality in about 2 times smaller bitrate. Obviously I'd like to encode all my videos with this algorithm to ...
6
votes
2answers
1k views

Converting PNG frames to video at 1 FPS

I have video frames in PNG format at 1 FPS and I'm trying to convert them into a video using ffmpeg. If I do something like this: ffmpeg -i data/input-%4d.png data/output.mp4 I get a video at 25FPS ...
2
votes
0answers
186 views

Webcam Device Driver to support H.264

I have a Creative Live Cam Connect HD (id: 041e:4093) and this webcam has an on-board H.264 encoder. Unfortunately v4l2 only inputs the feed as MJPG. $ v4l2-ctl --list-formats ioctl: VIDIOC_ENUM_FMT ...
2
votes
0answers
823 views

Determining media format/encoding for DLNA system

How do you determine what parameters are needed by a DLNA renderer and server? I have a Samsung TV that is a DLNA renderer. I also have a Western Digital NAS running Debian and have Twonky and ...
3
votes
0answers
183 views

How to route one video device to multiple programs

I'd like to direct the output of a single capture card (Hauppauge PVR-150) to two programs: VLC (for streaming on LAN) and MythTV for scheduled recording. I think it's possible to do this with the ...
5
votes
2answers
4k views

Trouble getting VLC to record from the webcam via command line

my ~/.bashrc contains the following function webcamrecord () { vlc v4l2:// :v4l-vdev="/dev/video0" :v4l-adev="/dev/audio2" :v4l-norm=3 :v4l-frequency=-1 :v4l-caching=300 :v4l-chroma="" ...
1
vote
2answers
59 views

How to tell if a video has metatags injected

I've started streaming videos and it turns out that users can't seek into my videos if they don't have metatags injected. I use the flv format. I have installed yamdi and but it doesn't really seem ...
3
votes
2answers
1k views

Capture and broadcast video from web cam

I have server on Debian 6, without Desktop Environment and I have simple web camera. Web camera is defined like /dev/video0, so I can use cat /dev/video0 > ~/photo to get image from it (of course ...
2
votes
2answers
566 views

Why do we have to wait for a Video (over samba share) in VLC?

So.. We have a router that has an HDD on it and I share videos through samba. Our problem is, when we want to watch videos like these: file NOTX264AVI.avi NOTX264AVI.avi: RIFF (little-endian) ...
3
votes
1answer
375 views

How to grab the audio channel from an MP4 video file into a separate audio file?

Having an MPEG4 (MP4 container, H264 AVC video, AAC audio) video clip downloaded from YouTube, how to separate its audio channel into an independent audio (without de&re-compressing the audio ...
1
vote
1answer
386 views

How to crop a particular part of a YouTube video clip?

Having an MPEG4 (MP4 container, H264 AVC video, AAC audio) video clip downloaded from YouTube, how to crop a particular piece of it (remove everything before a particular starting point timestamp an ...
2
votes
2answers
1k views

Are there command line tool(s) to convert video to WebM format in Debian Squeeze?

I would like to convert some videos to WebM format using Debian Squeeze. I prefer command line tool(s) although gui applications are also welcome. Video formats to convert from would most probably be ...
5
votes
1answer
338 views

Text to movie from commandline

I need a script called myslide which does the following: myslide -f 15 -t 20 "Hello World" produces a movie file (to be played by mplayer), which just displays "Hello World" in the center of the ...
2
votes
1answer
1k views

Fix error in mp3 file

I have an mp3 file that plays OK on computer but there is a problem to play it on mp3 player. ffmpeg shows this: $ ffmpeg -i file.mp3 [mp3 @ 0x8de72a0] Invalid size in frame , skipping the rest of ...
1
vote
1answer
433 views

How to demux audio and know what type it is?

How to demuxed audio and know what type it is? When muxing an audio into a video, ffmpeg, mencoder, etc require to know what the audio's encoding is. The encoder typically uses the file name's ...
3
votes
1answer
1k views

GPU accelerated transcoding

What is the current state of GPU accelerated transcoding under linux? I'd like to set up a video converter server and like to use all the available resources besides the CPU. Is there any tool, which ...
3
votes
0answers
701 views

How can I stream in webm format using gstreamer?

I have a security camera and I want to stream using something different than mjpeg. So far, I am able to stream and play in firefox/chromium using theora. These are pipelines: gst-launch-0.10 v4l2src ...
2
votes
1answer
88 views

laptop running arch abruptly switches off when ripping video files

Whenever I try to transcode a movie or a large video file, my laptop always switches off abruptly some time after the transcoding has begun. I initially thought that this had something to do with my ...
2
votes
3answers
196 views

What are my choices when I want to convert DVD format to AVI under Linux?

What software is out there there to help me convert to AVI from DVD?
0
votes
1answer
106 views

Video archiving method?

I want to archive family videos, films, etc. I'm currently using: mencoder INPUT.avi -o OUTPUT.avi -ovc x264 -x264encopts bitrate=750 pass=1 nr=2000 -oac mp3lame -lameopts cbr:br=128 I want to ...
5
votes
2answers
1k views

How to re-encode a DVD into a single file?

A DVD file layout has a directory named "VIDEO_TS" which contains a variety of files. These files can include multiple video and audio channels, subtitles, and menu structure (UI). Is there a format ...