Create HTML5 <video> tag-ready videos and a poster screenshot.

make_webvideo.sh

#!/bin/bash

echo "MP4"
#ffmpeg -i $1  -vcodec libx264 -vprofile slow -vprofile baseline -b:v 1500k -b:a 64k -g 30 $1.mp4
ffmpeg -i $1  -vcodec libx264 -vprofile slow -vprofile baseline -b:v 1500k -an -g 30 $1.mp4

echo "webm (VP8 / Vorbis)"
#ffmpeg -i $1 -b:v 1500k -b:a 64k -vcodec libvpx -acodec libvorbis -f webm -g 30 $1.webm
ffmpeg -i $1 -b:v 1500k -b:a 64k -vcodec libvpx -an -f webm -g 30 $1.webm

echo "ogv  (Theora / Vorbis)"
#ffmpeg  -i $1  -b:v 1500k -b:a 64k -vcodec libtheora -acodec libvorbis -g 30 $1.ogv
ffmpeg  -i $1  -b:v 1500k -b:a 64k -vcodec libtheora -an -g 30 $1.ogv

echo "jpeg"
ffmpeg -i $1  -vframes 1 -r 1 -f image2 $1.jpg