mplayer:mplayer_usage
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mplayer:mplayer_usage [2009/03/16 09:06] – deva | mplayer:mplayer_usage [2011/03/22 16:17] – deva | ||
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- | =====MPlayer Usage===== | + | =====MPlayer Usage (and some other video stuff)===== |
====MPlayer==== | ====MPlayer==== | ||
+ | ===Play video stream from webcam through v4l2=== | ||
+ | Make sure that mplayer is compiled with the v4l2 use flag. | ||
+ | Make sure that the kerenl is compiled with video for linux support (Device Drivers ---> Multimedia support | ||
+ | < | ||
+ | mplayer -fps 15 tv:// -tv driver=v4l2: | ||
+ | </ | ||
+ | |||
+ | ===Play MTS files=== | ||
+ | < | ||
+ | mplayer -demuxer lavf -lavdopts threads=4: | ||
+ | </ | ||
+ | |||
====MEncoder==== | ====MEncoder==== | ||
===Encoding an xvid file in 2 pass mode=== | ===Encoding an xvid file in 2 pass mode=== | ||
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===Grabbing from X11=== | ===Grabbing from X11=== | ||
+ | Low resolution and low quality: | ||
< | < | ||
ffmpeg -f x11grab -s vga -i :0.0 / | ffmpeg -f x11grab -s vga -i :0.0 / | ||
+ | </ | ||
+ | |||
+ | Better quality and higher resolution: | ||
+ | < | ||
+ | ffmpeg -r 24 -f x11grab -s 1024x768 -i :0.0 -threads 0 -vcodec libx264 -vpre lossless_ultrafast / | ||
</ | </ | ||
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Make sure that the swh-plugins ladspa package is installed on the system, and that mplayer is compiled with ladspa support. | Make sure that the swh-plugins ladspa package is installed on the system, and that mplayer is compiled with ladspa support. | ||
+ | |||
+ | ===Create Ogg/Theora file for the new html video tag=== | ||
+ | < | ||
+ | ffmpeg2theora movie.avi | ||
+ | mv movie.ogv movie.ogg | ||
+ | </ | ||
+ | This is not exactly the mencoder approach... but this seemed to be the right place to put it. |
mplayer/mplayer_usage.txt · Last modified: 2023/12/19 21:35 by deva