ffmpeg tools

ffmpeg-mp4.sh

#!/bin/bash
# Video are resized to 640x360 with a bitrate of 345k.
ffmpeg -i input.mov -acodec libfaac -ab 96k -vcodec libx264 -vpre slower -vpre main -level 21 -refs 2 -b 345k -bt 345k -threads 0 -s 640x360 output.mp4

ffmpeg-ogg.sh

#!/bin/bash
# Video are resized to 640x360 with a bitrate of 345k.
ffmpeg -i input.mov -acodec libvorbis -ac 2 -ab 96k -ar 44100 -b 345k -s 640x360 output.ogv

ffmpeg-thumb.sh

#!/bin/bash

#take a snapshot to 00:10:20 with 400x300 image

ffmpeg -ss 00:10:20 -t 1 -s 400x300 -i <INPUT_FILE> -f mjpeg <OUTPUT_FILE>

ffmpeg-webm.sh

#!/bin/bash
# Video are resized to 640x360 with a bitrate of 345k.
ffmpeg -i input.mov -acodec libvorbis -ac 2 -ab 96k -ar 44100 -b 345k -s 640x360 output.webm