The video-encoding tag has no wiki summary.
3
votes
1answer
117 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 ...
3
votes
0answers
97 views
Converting PNG frames to video a 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
76 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
239 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 ...
2
votes
0answers
83 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
1k 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
1answer
43 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
1answer
620 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
306 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) ...
2
votes
1answer
233 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
273 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
639 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
272 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
503 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
270 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 ...
2
votes
1answer
697 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
412 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
76 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
177 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
93 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 ...
3
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 ...
