Slackware 12.2 - Using MultiMedia from command line
===================================================

Public domain
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### ALSA

    chmod +x /etc/rc.d/rc.alsa
    alsamixer
    alsactl store
    /etc/rc.d/rc.alsa restart

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### MPlayer

    cd /usr/src
    wget http://www4.mplayerhq.hu/MPlayer/releases/MPlayer-1.0rc2.tar.bz2
    tar -jxf MPlayer-1.0rc2.tar.bz2
    cd MPlayer-1.0rc2
    ./configure --prefix=/usr/local/mplayer --enable-gui
    make
    make install

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### MPlayer codecs

    cd /usr/src
    wget http://www4.mplayerhq.hu/MPlayer/releases/codecs/essential-20071007.tar.bz2
    tar -jxf essential-20071007.tar.bz2
    mkdir -p /usr/local/lib/codecs
    cp -rv essential-20071007/* /usr/local/lib/codecs/

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### Subtitles

    mplayer -fs -zoom -framedrop -subwidth 90 -sub Movie.srt Movie.avi

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### Audio stream recording

    mplayer -dumpstream -vc dummy -vo null -dumpfile ${FILE}.rm ${URL}

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### Video stream recording

    mplayer -dumpstream -dumpfile ${FILE}.wmv ${URL}

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### Converting .rm to .wav

    for f in *.rm; do
    mplayer \
      -quiet \
      -vo null \
      -vc dummy \
      -ao pcm:waveheader:file="$f.wav" "$f"
    done

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### Converting .wav to .mp3

To convert MP3 files with a WAV header add --mp3input switch to lame command.

    for f in *.wav; do
      lame -V0 -h -b 160 --vbr-new "$f" "$f.mp3"
    done

    find . -iname "*.wav" -exec lame -q0 -V0 -h -b 320 --ns-bass -8 --ns-alto -8 --ns-treble -5 --ns-sfb21 5 --lowpass 16.7 --vbr-new {} {}.mp3 \;

    ffmpeg -i audio.wav -ab 320k output.mp3


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### Watching VCD

    mplayer -zoom -fs vcd://2

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### ripping VCD

    vcdxrip -pvC /dev/hdb

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### ripping Audio CD

    cdparanoia -Q
    cdparanoia -B

-Q  query and print the CDROM table of contents.  
-B  split the output into multiple files at track boundaries.  

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### Using mencoder

[http://www.mplayerhq.hu/DOCS/HTML/en/menc-feat-vcd-dvd.html](http://www.mplayerhq.hu/DOCS/HTML/en/menc-feat-vcd-dvd.html)  

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### Converting any video to PAL-DVD mpg

    mencoder -oac lavc \
             -ovc lavc \
             -of mpeg \
             -mpegopts format=dvd:tsaf \
             -vf scale=720:576,harddup \
             -srate 48000 \
             -af lavcresample=48000 \
             -lavcopts vcodec=mpeg2video:vrc_buf_size=1835:vrc_maxrate=9800:vbitrate=5000:keyint=15:vstrict=0:acodec=ac3:abitrate=192:aspect=16/9 \
             -ofps 25 \
             -o movie.mpg movie.avi

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### Converting any video to PAL-VCD mpg

    mencoder -oac lavc \
             -ovc lavc \
             -of mpeg \
             -mpegopts format=xvcd \
             -vf scale=352:240,harddup \
             -srate 44100 \
             -af lavcresample=44100 \
             -lavcopts vcodec=mpeg1video:keyint=18:vrc_buf_size=327:vrc_minrate=1152:vbitrate=1152:vrc_maxrate=1152:acodec=mp2:abitrate=224 \
             -ofps 30000/1001 \
             -sub movie.srt -o movie.mpg movie.avi

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### Converting any video to NTSC-VCD mpg

    mencoder -oac lavc \
             -ovc lavc \
             -of mpeg \
             -mpegopts format=xvcd \
             -vf scale=352:240,harddup \
             -srate 44100 \
             -af lavcresample=44100 \
             -lavcopts vcodec=mpeg1video:keyint=18:vrc_buf_size=327:vrc_minrate=1152:vbitrate=1152:vrc_maxrate=1152:acodec=mp2:abitrate=224 \
             -ofps 30000/1001 \
             -sub movie.srt -o movie.mpg movie.avi

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### Converting wmv to avi

    find . -iname "*.wmv" -exec mencoder {} -ofps 23.976 -ovc lavc -oac copy -o {}.avi \;


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### Fixing an AVI index with mencoder

     mencoder -idx in.avi -ovc copy -oac copy -o out.avi

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### Join/Split mpg files

    mpgtx -j -o all.mpg 1.mpg 2.mpg
    mpgtx -2 all.mpg -b prefix

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### Extracting audio from videos

    # MPG -> MP2
    mplayer -vo null -dumpaudio video.mpg -dumpfile audio.mp2 video.mpg

    # AVI,MP4 -> WAV
    mplayer -vo null -ao pcm -ao pcm:file=audio.wav audio.mp4

    ffmpeg -i video.mp4 -ab 128000 -ar 44100 audio.mp3

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### Convert ogg to mp3

    for x in *.ogg; do ffmpeg -i "$x" "$(basename "$x" .ogg).mp3"; done

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### Convert mp3 to ogg

    mplayer "${F}" -ao pcm:file=${TMP}.wav
    oggenc ${TMP}.wav -q 7 -o "${F}.ogg"

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### Watching DVD

    mplayer dvd://1 -framedrop -fs -zoom -alang en -slang en

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### Ripping DVD

    lsdvd /dev/sr1

    mplayer -identify dvd://  -dvd-device /dev/sr1

    mplayer dvdnav://5//dev/sr1 -v -dumpstream -dumpfile 5.vob
    mplayer dvd://5 -dvd-device /dev/sr1 -v -dumpstream -dumpfile 5.vob

    mplayer dvd://2
    mplayer dvd://2 -v -dumpstream -dumpfile dump.vob
    ffmpeg -i dump.vob -b 1500k -acodec mp2 -ab 128k movie.avi
    sudo sh -c 'cat /mnt/cdrom/VIDEO_TS/VTS_05_1.VOB /mnt/cdrom/VIDEO_TS/VTS_05_2.VOB /mnt/cdrom/VIDEO_TS/VTS_05_3.VOB >  dump.vob'

[http://idolinux.blogspot.com/2008/09/encode-dvd-to-avi-with-mplayer-on-linux.html](http://idolinux.blogspot.com/2008/09/encode-dvd-to-avi-with-mplayer-on-linux.html)

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### cutmp3

    cd /usr/src
    wget -c http://www.puchalla-online.de/cutmp3-2.0.1.tar.bz2
    tar jxf cutmp3-2.0.1.tar.bz2
    cd cutmp3-2.0.1
    make && make install

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_BY: Pejman Moghadam_  
_TAG: alsa, mplayer, mencoder, vcd, audio, dvd, mpg, mp3, wav, avi, flv, cutmp3, multimedia_  
_DATE: 2010-01-17 19:15:36_