Re: kompresia videa

[wochter <wochter zavinac seznam bod cz>]

ahoj,
mozes mi prosim ta este raz poslat ten script na upravu videa?
Mail encoding to polamal a nejak sa mi to nedari poskladat.
Daj to ako prilohu prosim ta.

Dakujem.

juraj


Marek Nožka  wrote / napísal(a):
> On Mon, 14 May 2007 10:41:16 +0200 Marek Nožka <tlapicka zavinac centrum bod 
> cz>
> wrote to czdebian-l zavinac debian bod cz:
> 
>> na to napsal skript. 
> že by mi to nevzalo tu přílohu? 
> 
> 
> #!/bin/bash
> 
> # Licence: GNU GPL 2.0
> 
> if [ -z $1 ]; then
> # Help
>       echo -e "--- Help for avi-x264-lame.sh ---\n";
>       echo -e "This skript is for encoding video.";
>       echo -e "Mencoder is needed to run this script. Encoding goes
> in two passes."; echo -e "Video-codec: x264";
>       echo -e "Audio-codec: lame";
>       echo -e "Mutimedia-contejner: avi";
> 
>       echo -e "\n  --Syntax:"
>       echo -e "avi-x264-lame <infile> <outfile> [other parametrs for
> mencoder]\n"; else
> #program
>       #check of needed programs
>       for PROGRAM in mencoder; do
>               echo "Checking $PROGRAM:"
>               { which $PROGRAM && [ -x $(which $PROGRAM) ]; } || { 
>                       echo -e "***\n Can't find program $PROGRAM\n
> Exit\n***" exit 2
>                       }
>               echo -e "*"
>       done
>       INFILE=$1 
>       shift
>       OUTFILE=$1
>       shift
> 
>       if [ -z $OUTFILE ]; then
>               echo "Please enter <outfile>"
>               exit 1
>       fi
> 
> 
>       echo -e "\n Enter AUDIO mode:"
>       select CHOISE in "stereo" "joint-stereo" "dualchannel" "mono";
> do echo "You have chosen "$REPLY", it is: $CHOISE"
>               echo -n 'Continue? [Y/n] ' && read YESNO
>               if [ -z $YESNO ] || [ $YESNO = y ] || [ $YESNO = Y ];
> then case $REPLY in
>                               1) AUDIOMODE=0; break;; 
>                               2) AUDIOMODE=1; break;; 
>                               3) AUDIOMODE=2; break;; 
>                               4) AUDIOMODE=3; break;; 
>                               *) echo "Bad enter. Please chose 1-4.";;
>                       esac;
>               fi
>       done;
> 
>       echo -e "\n Enter AUDIO bitrate:"
>       select CHOISE in "224 kbps" "192 kbps" "160 kbps" "128 kbps"
> "96 kbps" "80 kbps" "64 kbps" "48 kbps"; do echo "You have chosen
> "$REPLY", it is: $CHOISE" echo -n 'Continue? [Y/n] ' && read YESNO
>               if [ -z $YESNO ] || [ $YESNO = y ] || [ $YESNO = Y ];
> then case $REPLY in
>                               1) AUDIOBITRATE=224; break;; 
>                               2) AUDIOBITRATE=192; break;; 
>                               3) AUDIOBITRATE=160; break;; 
>                               4) AUDIOBITRATE=128; break;; 
>                               5) AUDIOBITRATE=96; break;; 
>                               6) AUDIOBITRATE=80; break;; 
>                               7) AUDIOBITRATE=64; break;; 
>                               8) AUDIOBITRATE=48; break;;
>                               *) echo "Bad enter. Please chose 1-8.";;
>                       esac;
>               fi
>       done;
> 
> #     echo -e "\n Enter ASPECT RATIO:"
> #     select CHOISE in "4:3" "16:9"; do
> #             echo "You have chosen "$REPLY", it is: $CHOISE"
> #             echo -n 'Continue? [Y/n] ' && read YESNO
> #             if [ -z $YESNO ] || [ $YESNO != n ]; then 
> #                     case $REPLY in
> #                             1|2) ASPECT=$CHOISE; break;; 
> #                             *) echo "Bad enter. Please chose 1 or
> #     2.";; esac;
> #             fi
> #     done;
> 
>       echo -e "\nEnter number of passes for encoding:"
>       select CHOISE in "1 passes -- for speed" "2 passes -- for high
> quality " "3 passes -- for experts"; do echo "You have chosen "$REPLY",
> it is: $CHOISE" echo -n 'Continue? [Y/n] ' && read YESNO
>               if [ -z $YESNO ] || [ $YESNO = y ] || [ $YESNO = Y ];
> then case $REPLY in
>                               1) PASS=1; ONEPASSOUTFILE=$OUTFILE;
> break;; 
>                               2) PASS=2;
> ONEPASSOUTFILE="/dev/null";PASSTURBO="pass=1:turbo=1:"; break;; 
>                               3) PASS=3;
> ONEPASSOUTFILE="/dev/null";PASSTURBO="pass=1:turbo=1:"; break;; *) echo
> "Bad enter. Please chose 1 to 3.";; esac;
>               fi
>       done;
> 
>       echo -e "\nEnter encoding mode:"
>       select CHOISE in "Quick encoding" "High quality" "Very high
> quality -- slow endoding"; do echo "You have chosen "$REPLY", it is:
> $CHOISE" echo -n 'Continue? [Y/n] ' && read YESNO
>               if [ -z $YESNO ] || [ $YESNO = y ] || [ $YESNO = Y ];
> then case $REPLY in
>                               1)
> ENCOPTS="frameref=1:bframes=2:subq=4:me=dia:b_pyramid:weight_b";break;; 
>                               2)
> ENCOPTS="frameref=3:bframes=3:subq=5:me=hex:b_pyramid:weight_b:partitions=all:8x8dct";break;;
>  
>                               3)
> ENCOPTS="frameref=5:bframes=4:subq=6:me=umh:b_pyramid:weight_b:partitions=all:8x8dct";break;;
> *) echo "Bad enter. Please chose 1 to 3.";; esac;
>               fi
>       done;
> 
>       echo -e "\n This is a choise for rescale filter\nEnter
> RESOLUTION of encoding video:" select CHOISE in "768x576   (4:3) --
> Full-PAL"\ "640x480   (4:3)"\
>       "512x384   (4:3)"\
>       "384x288   (4:3) -- Half PAL"\
>       "256x192   (4:3)"\
>       "1024x576 (16:9)"\
>       "768x432  (16:9)"\
>       "512x288  (16:9)"\
>       "256x144  (16:9)"\
>       "No change, no rescale. Aspect ratio is 4:3"\
>       "No change, no rescale. Aspect ratio is 16:9"; do
>               echo "You have chosen "$REPLY", it is: $CHOISE"
>               echo -n 'Continue? [Y/n] ' && read YESNO
>               if [ -z $YESNO ] || [ $YESNO = y ] || [ $YESNO = Y ];
> then case $REPLY in
>                               1) SCALE="scale=768:576";ASPECT="4:3";
> break;; 
>                               2) SCALE="scale=640:480";ASPECT="4:3";
> break;; 
>                               3) SCALE="scale=512:384";ASPECT="4:3";
> break;; 
>                               4) SCALE="scale=384:288";ASPECT="4:3";
> break;;
>                               5) SCALE="scale=256:192";ASPECT="4:3";
> break;;
>                               6)
> SCALE="scale=1024:576";ASPECT="16:9"; break;;
>                               7) SCALE="scale=768:432";ASPECT="16:9";
> break;;
>                               8) SCALE="scale=512:288";ASPECT="16:9";
> break;;
>                               9) SCALE="scale=256:144";ASPECT="16:9";
> break;;
>                               10) ASPECT="4:3"; break;; 
>                               11) ASPECT="16:9"; break;; 
>                               *) echo "Bad enter. Please chose
> 1-11.";; esac;
>               fi
>       done;
> 
> 
> 
>       YESNO="n"
>       while [ $YESNO ] && { [ $YESNO = n ] || [ $YESNO = N ];}; do 
>               echo -e "\n Enter VIDEO bitrate: (500 to 2500 kbps)"  
>               read VIDEOBITRATE
>               echo -en "Bitrate is $VIDEOBITRATE\n Continue? [Y/n] "
> && read YESNO done
> 
>       
>       # Others x264 chois
>       ENCOPTS="qcomp=0.8:${ENCOPTS}"
>       
> 
>       echo -en " "
>       echo -en "\nForce no frames skipping. This is good if you have
> problems with A-V synchronization." echo -en "\nForce no frames
> skipping? [y/N] " && \ read SKIP
>       if [ $SKIP ] && { [ $SKIP = y ] || [ $SKIP = Y ];} ; then 
>               SKIP="-mc 0 -noskip"            
>       else
>               SKIP=""
>       fi
>       
>       echo -en "\nDo you want to use deinterlacing filter? [y/N] " &&
> \ read YESNO
>       if [ $YESNO ] && { [ $YESNO = y ] || [ $YESNO = Y ];}; then 
>               DEINTERLACE="pp=lb"             
>       else
>               DEINTERLACE=""
>       fi
>       
> 
>       echo -en "\nDo you want to use denoise filter? [y/N] " && \
>       read YESNO
>       if [ $YESNO ] && { [ $YESNO = y ] || [ $YESNO = Y ];}; then 
>               echo "  ---> --->"
>               echo -en "\t Enter spatial luma strength (default: 4) "
> && \ read luma
>               if [ -z $luma ]; then luma=4; fi
>               echo -en "\n\t Enter spatial chroma strength (default:
> 3) " && \ read chroma
>               if [ -z $chroma ]; then chroma=3; fi
>               echo -en "\n\t Enter temporal strength (default: 6) "
> && \ read time
>               if [ -z $time ]; then time=6; fi
>               DENOISE="hqdn3d=$luma:$chroma:$time"            
>               echo "  <--- <---"
>       else
>               DENOISE=""
>       fi
> 
>       # filter togather
>       for I in $DEINTERLACE $DENOISE $SCALE; do 
>               if [ $FILTERS ]; then 
>                       FILTERS="${FILTERS},$I"
>               else
>                       FILTERS="$I"
>               fi
>       done
>       if [ $FILTERS ]; then 
>               FILTERS="-vf $FILTERS"
>       fi
> 
> #     if [ $DEINTERLACE$SCALE ]; then 
> #             FILTERS="-vf"
> #             if [ $DEINTERLACE ]; then 
> #                     FILTERS="$FILTERS $DEINTERLACE"
> #                     if [ $SCALE ]; then 
> #                             FILTERS="$FILTERS","$SCALE"
> #                     fi
> #             else
> #                     FILTERS="$FILTERS $SCALE"
> #             fi
> #     fi
>       
>       echo -e "\n Comands:"
>       echo "**      1. PASS         **"
>       echo mencoder $INFILE -o $ONEPASSOUTFILE $@ -oac mp3lame
> -lameopts cbr:br="$AUDIOBITRATE":mode="$AUDIOMODE":aq=0 -ovc x264
> -x264encopts bitrate=${VIDEOBITRATE}:${PASSTURBO}${ENCOPTS} $FILTERS
> $SKIP -aspect "$ASPECT" if [ $PASS != "1" ]; then echo "**     2/3.
> PASS        **" echo mencoder $INFILE -o $OUTFILE $@ -oac mp3lame
> -lameopts cbr:br="$AUDIOBITRATE":mode="$AUDIOMODE":aq=0 -ovc x264
> -x264encopts bitrate=${VIDEOBITRATE}:pass=${PASS}:${ENCOPTS} $FILTERS
> $SKIP -aspect "$ASPECT" fi echo -en "\nContinue? [Y/n] " && read
> CONTINUE if [ $CONTINUE ] && { [ $CONTINUE = n ] || [ $CONTINUE =
> N ];}; then exit 0 fi
> 
>       echo -e " \n**************************"
>       echo "**      1. PASS         **"
>       echo "**************************"
>       mencoder $INFILE -o $ONEPASSOUTFILE $@ -oac mp3lame -lameopts
> cbr:br="$AUDIOBITRATE":mode="$AUDIOMODE":aq=0 -ovc x264 -x264encopts
> bitrate=${VIDEOBITRATE}:${PASSTURBO}${ENCOPTS} $FILTERS $SKIP -aspect
> "$ASPECT" ONE=$? if [ $PASS = "1" ]; then exit $ONE
>       fi
> 
> 
>       if [ $ONE = 0 ]; then           
>               echo "**************************"
>               echo "**      2. PASS         **"
>               echo "**************************"
>               mencoder $INFILE -o $OUTFILE $@ -oac mp3lame -lameopts
> cbr:br="$AUDIOBITRATE":mode="$AUDIOMODE":aq=0 -ovc x264 -x264encopts
> bitrate=${VIDEOBITRATE}:pass=${PASS}:${ENCOPTS} $FILTERS $SKIP -aspect
> "$ASPECT" TWO=$? if [ $TWO = 0 ] && [ $PASS = 3 ]; then echo
> "**************************" echo "**      3. PASS         **"
>                       echo "**************************"
>                       mencoder $INFILE -o $OUTFILE $@ -oac mp3lame
> -lameopts cbr:br="$AUDIOBITRATE":mode="$AUDIOMODE":aq=0 -ovc x264
> -x264encopts bitrate=${VIDEOBITRATE}:pass=${PASS}:${ENCOPTS} $FILTERS
> $SKIP -aspect "$ASPECT" TWO=$? fi
> 
>       else
>               echo "First pass failed. Exit."
>               exit 1
>       fi
> 
>       if [ $TWO = 0 ]; then           
>               echo "**************************"
>               echo "**      FINISHED        **"
>               echo "**************************"
>       else
>               echo "Second pass failed. Exit."
>               exit 1
>       fi
> 
> 
> fi
> 
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