ANTICHAT - Конвертер видео +X

это для перекодирования xvid/divx/mpeg/и др. видео форматы в flash h264(video)+aac(audio) в два прохода.
качество видео задается переменной VIDEO_BITRATE
заупскать: convert-x264.sh , convert-x264.sh - это то, что ниже, - исходный видео файл

Код:
Код:
#!/bin/sh



mplayer=/usr/src/video/mplayer/mplayer

mencoder=/usr/src/video/mplayer/mencoder

MP4Box=/usr/src/video/gpac/bin/gcc/MP4Box

faac=/usr/bin/faac



FILENAME=$1

# framerate: ntsc=29.97, pal=25, film=23.976

FPS="23.976"

#

AUDIO_BITRATE=56

# 320x240 pixels - 400kbps  - 3MB/minute

# 480x360 pixels - 700kbps  - 5MB/minute

# 720x540 pixels - 1000kbps - 7.5MB/minute

VIDEO_BITRATE=400

#

# Very high quality (6fps ; 0dB)

# subq=6:partitions=all:8x8dct:me=umh:frameref=5:bframes=3:b_pyramid:weight_b

# High quality (13fps ; -0.89dB)

# subq=5:8x8dct:frameref=2:bframes=3:b_pyramid:weight_b

# Fast (17fps ; -1.48dB)

# subq=4:bframes=2:b_pyramid:weight_b

#

OPTIONS_PASS_1="-passlogfile ${FILENAME%.*}-${VIDEO_BITRATE}_temp.log -ovc x264 -x264encopts bitrate=$VIDEO_BITRATE:threads=auto:subq=6:partitions=all:8x8dct:me=umh:frameref=5:bframes=3:b_pyramid:weight_b:pass=1 -vf harddup -ofps $FPS -of rawvideo -nosound"

OPTIONS_PASS_2="-passlogfile ${FILENAME%.*}-${VIDEO_BITRATE}_temp.log -ovc x264 -x264encopts bitrate=$VIDEO_BITRATE:threads=auto:subq=6:partitions=all:8x8dct:me=umh:frameref=5:bframes=3:b_pyramid:weight_b:pass=2 -vf harddup -ofps $FPS -of rawvideo -nosound"

#

START_DATE=`date`

echo ""

echo ""

echo "* * * Start Date $START_DATE * * *"

echo ""

echo ""

echo "* * * Removing temporary files ... * * *"

#if [[ -f "${FILENAME%.*}"_temp* ]] ; then rm -f "${FILENAME%.*}-${VIDEO_BITRATE}_temp*" ; fi

echo ""

echo ""

echo "* * * Starting video encoding pass 1 ... * * *"

echo ""

echo ""

if [ -f $FILENAME ] ; then

    if [[ ! -f "${FILENAME%.*}-${VIDEO_BITRATE}_temp.log" ]] ; then

        EXEC="$mencoder $FILENAME -o /dev/null $OPTIONS_PASS_1"

        echo $EXEC

        $EXEC

        if [ $? -ne 0 ] ; then

            echo ""

            echo "* * * Error: Last execution return not zero value: $?! Exiting! * * *"

            exit 1

        fi

    else

        echo ""

        echo "* * * 1ST PASS ALREADY ENCODED ... * * *"

    fi

else

    echo ""

    echo "* * * Error: File $FILENAME doesn't exists! * * *"

    exit 1

fi

echo ""

echo ""

echo "* * * Starting video encoding pass 2 ... * * *"

echo ""

echo ""

if [ -f $FILENAME ] ; then

    if [[ ! -f "${FILENAME%.*}-${VIDEO_BITRATE}_temp.h264" ]] ; then

        EXEC="$mencoder $FILENAME -o ${FILENAME%.*}-${VIDEO_BITRATE}_temp.h264 $OPTIONS_PASS_2"

        echo $EXEC

        $EXEC

        if [ $? -ne 0 ] ; then

            echo ""

            echo "* * * Error: Last execution return not zero value: $?! Exiting! * * *"

            exit 1

        fi

    else

        echo ""

        echo "* * * 2ND PASS ALREADY ENCODED ... * * *"

    fi

else

    echo ""

    echo "* * * Error: File $FILENAME doesn't exists! * * *"

    exit 1

fi

echo ""

echo ""

echo "* * * Extracting Audio to a 48khz WAV file ... * * *"

echo ""

echo ""

if [ -f $FILENAME ] ; then

    if [[ ! -f "${FILENAME%.*}-${VIDEO_BITRATE}_temp.wav" ]] ; then

        EXEC="$mplayer $FILENAME -af resample=48000:0:2,volnorm=2:0.25 -ao pcm:fast:waveheader:file=${FILENAME%.*}-${VIDEO_BITRATE}_temp.wav -vc null -vo null -benchmark"

        echo $EXEC

        $EXEC < /dev/null

        if [ $? -ne 0 ] ; then

            echo ""

            echo "* * * Error: Last execution return not zero value: $?! Exiting! * * *"

            exit 1

        fi

    else

        echo ""

        echo "* * * AUDIO STREAM ALREADY DUMPED * * *"

    fi

else

    echo ""

    echo "* * * Error: File $FILENAME doesn't exists!"

    exit 1

fi

echo ""

echo ""

echo "* * * Encoding Audio to HE-AAC plus file ... * * *"

echo ""

echo ""

if [ -f "${FILENAME%.*}-${VIDEO_BITRATE}_temp.wav" ] ; then

    if [[ ! -f "${FILENAME%.*}-${VIDEO_BITRATE}_temp.m4a" ]] ; then

        EXEC="$faac -b ${AUDIO_BITRATE} -w ${FILENAME%.*}-${VIDEO_BITRATE}_temp.wav -o ${FILENAME%.*}-${VIDEO_BITRATE}_temp.m4a"

        echo $EXEC

        $EXEC

        if [ $? -ne 0 ] ; then

            echo ""

            echo "* * * Error: Last execution return not zero value: $?! Exiting! * * *"

            exit 1

        fi

    else

        echo ""

        echo "* * * AUDIO STREAM ALREADY ENCODED * * *"

    fi

else

    echo ""

    echo "* * * Error: File ${FILENAME%.*}-${VIDEO_BITRATE}_temp.wav doesn't exists! * * *"

    exit 1

fi

echo ""

echo ""

echo "* * * Generating final MP4 container ... * * *"

echo ""

echo ""

echo "* * * Adding video to MP4 container ... * * *"

if [ -f "${FILENAME%.*}-${VIDEO_BITRATE}_temp.h264" ] ; then

    EXEC="$MP4Box -add ${FILENAME%.*}-${VIDEO_BITRATE}_temp.h264#video:fps=$FPS ${FILENAME%.*}-${VIDEO_BITRATE}.m4v"

    echo $EXEC

    $EXEC

    if [ $? -ne 0 ] ; then

        echo ""

        echo "* * * Error: Last execution return not zero value: $?! Exiting! * * *"

        exit 1

    fi

else

    echo ""

    echo "* * * Error: File ${FILENAME%.*}-${VIDEO_BITRATE}_temp.h264 doesn't exists! * * *"

    exit 1

fi

echo ""

echo ""

echo "* * * Adding audio to MP4 container ... * * *"

if [ -f "${FILENAME%.*}-${VIDEO_BITRATE}_temp.m4a" ] ; then

    EXEC="$MP4Box -add ${FILENAME%.*}-${VIDEO_BITRATE}_temp.m4a#audio ${FILENAME%.*}-${VIDEO_BITRATE}.m4v"

    echo $EXEC

    $EXEC

    if [ $? -ne 0 ] ; then

        echo ""

        echo "* * * Error: Last execution return not zero value: $?! Exiting! * * *"

        exit 1

    fi

else

    echo ""

    echo "* * * Error: File ${FILENAME%.*}-${VIDEO_BITRATE}_temp.m4a doesn't exists! * * *"

    exit 1

fi

echo ""

echo ""

echo "* * * Removing temporary files ... * * *"

echo ""

echo ""

rm "${FILENAME%.*}-${VIDEO_BITRATE}_temp*"



END_DATE=`date`

echo ""

echo ""

echo "* * * End Date $END_DATE * * *"

echo ""

echo ""

exit 0