This mencoder script converts WMV into Xvid AVI:
#!/bin/bash echo -e " wmv2avi - converts wmv into Xvid avi \n" echo -e "wmv2avi [wmv] [bitrate] [lame preset] [output] \n" WMV=${1} BITRATE=${2-2000} LAMEPRESET=${3-standard} AVI=${4-WMV%%.wmv}.avi echo -e "\n $WMV --> $AVI \n" echo -e "video bitrate = $BITRATE" echo -e "LAME preset = $LAMEPRESET \n" mencoder \ -oac mp3lame -lameopts preset=$LAMEPRESET \ -ovc xvid -xvidencopts pass=1:turbo:quant_type=mpeg \ -ofps 30000/1001 \ $WMV -o /dev/null mencoder \ -oac mp3lame -lameopts preset=$LAMEPRESET \ -ovc xvid -xvidencopts pass=2:bitrate=$BITRATE:quant_type=mpeg \ -ofps 30000/1001 \ $WMV -o $AVI rm divx2pass.log
And this one repeats the process for every WMV file in the dir:
#!/bin/bash echo -e " allwmv2avi - converte todos os wmv em Xvid \n " echo -e " allwmv2avi [bitrate] [lame preset] \n " for file in *.wmv do BITRATE=${1-2000} LAMEPRESET=${2-standard} file=${file%%.wmv} echo -e "\n $file : video bitrate = $BITRATE , LAME preset = $LAMEPRESET \n" mencoder \ -oac mp3lame -lameopts preset=$LAMEPRESET \ -ovc xvid -xvidencopts pass=1:turbo:quant_type=mpeg \ -ofps 30000/1001 \ $file.wmv -o /dev/null mencoder \ -oac mp3lame -lameopts preset=$LAMEPRESET \ -ovc xvid -xvidencopts pass=2:bitrate=$BITRATE:quant_type=mpeg \ -ofps 30000/1001 \ $file.wmv -o $file.avi rm divx2pass.log done
Change bitrate, fps, LAME presets.
Also to consider are the options -mc 10 or -noskip.
quant=h263 is better for low bitrates (softer video)