Created
July 11, 2014 01:42
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Simple script for encoding files for use with Akamai HD and generating a SMIL file
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#!/bin/bash | |
VIDSOURCE=$1 | |
OUTNAME=$2 | |
RESOLUTION1="320x180" | |
RESOLUTION2="512x288" | |
RESOLUTION3="640x360" | |
RESOLUTION4="960x540" | |
RESOLUTION5="1024x576" | |
RESOLUTION6="1280x720" | |
RESOLUTION7="1920x1080" | |
BITRATE1="400000" | |
BITRATE2="800000" | |
BITRATE3="1000000" | |
BITRATE4="1200000" | |
BITRATE5="1400000" | |
BITRATE6="2000000" | |
BITRATE7="4000000" | |
echo "Encoding $VIDSOURCE" | |
AUDIO_OPTS="-c:a libfaac -b:a 160000 -ac 2" | |
AUDIO_OPTS2="-c:a libfaac -b:a 640000 -ac 2" | |
VIDEO_OPTS1="-c:v libx264 -vprofile main -preset slow" | |
VIDEO_OPTS2="-c:v libx264 -vprofile main -preset slow" | |
VIDEO_OPTS3="-c:v libx264 -vprofile main -preset slow" | |
OUTPUT_HLS="-f mp4" | |
~/Desktop/workspace/ffmpeg-mac/FFmpeg/ffmpeg -i $VIDSOURCE -y \ | |
$AUDIO_OPTS -s $RESOLUTION1 $VIDEO_OPTS1 -b:v $BITRATE1 $OUTPUT_HLS ${OUTNAME}_${BITRATE1}.mp4 \ | |
$AUDIO_OPTS -s $RESOLUTION2 $VIDEO_OPTS2 -b:v $BITRATE2 $OUTPUT_HLS ${OUTNAME}_${BITRATE2}.mp4 \ | |
$AUDIO_OPTS2 -s $RESOLUTION3 $VIDEO_OPTS3 -b:v $BITRATE3 $OUTPUT_HLS ${OUTNAME}_${BITRATE3}.mp4 \ | |
$AUDIO_OPTS2 -s $RESOLUTION4 $VIDEO_OPTS3 -b:v $BITRATE4 $OUTPUT_HLS ${OUTNAME}_${BITRATE4}.mp4 \ | |
$AUDIO_OPTS2 -s $RESOLUTION5 $VIDEO_OPTS3 -b:v $BITRATE5 $OUTPUT_HLS ${OUTNAME}_${BITRATE5}.mp4 \ | |
$AUDIO_OPTS2 -s $RESOLUTION6 $VIDEO_OPTS3 -b:v $BITRATE6 $OUTPUT_HLS ${OUTNAME}_${BITRATE6}.mp4 \ | |
$AUDIO_OPTS2 -s $RESOLUTION7 $VIDEO_OPTS3 -b:v $BITRATE7 $OUTPUT_HLS ${OUTNAME}_${BITRATE7}.mp4 \ | |
MASTER="<smil> \ | |
<head> \ | |
</head> \ | |
<body> \ | |
<switch> \ | |
<video src='mp4:${OUTNAME}_${BITRATE1}.mp4' system-bitrate='$BITRATE1'/> \ | |
<video src='mp4:${OUTNAME}_${BITRATE2}.mp4' system-bitrate='$BITRATE2'/> \ | |
<video src='mp4:${OUTNAME}_${BITRATE3}.mp4' system-bitrate='$BITRATE3'/> \ | |
<video src='mp4:${OUTNAME}_${BITRATE4}.mp4' system-bitrate='$BITRATE4'/> \ | |
<video src='mp4:${OUTNAME}_${BITRATE5}.mp4' system-bitrate='$BITRATE5'/> \ | |
<video src='mp4:${OUTNAME}_${BITRATE6}.mp4' system-bitrate='$BITRATE6'/> \ | |
<video src='mp4:${OUTNAME}_${BITRATE7}.mp4' system-bitrate='$BITRATE7'/> \ | |
</switch> \ | |
</body> \ | |
</smil> \ | |
" | |
echo $MASTER > "$OUTNAME.smil" |
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