- Encode Videos for Nokia N900/N9 or Android (Huawei) using ffmpeg - other tricks for ffmpeg

Encode Videos for Nokia n9 using ffmpeg

ffmpeg -threads 4 -i input.avi -vcodec libx264 -s 854x480 -vprofile baseline -level 3.1 -acodec copy -f mp4 -t 120 output.mp4

ffmpeg -threads 4 -i input.avi -vcodec libx264 -vprofile baseline -level 3.1 -vf crop=562:248:8:36 -acodec copy -f mp4 -t 120 output.mp4

ffmpeg -threads 4 -i input.avi -vcodec libx264 -vprofile baseline -level 3.1 -vf crop=716:552:2:12:1,scale=854:480 -acodec copy -f mp4  output.mp4

# http://www.developer.nokia.com/Community/Wiki/Recommended_video_encoding_settings
# http://opensource-htpc.blogspot.de/2011/04/remove-black-borders-and-bars-from.html

gistfile1.sh

ffmpeg -threads 4 -i input.mp4 -vcodec libx264 -s 800x480 -b 500k -ac 2 -ab 96k -flags +loop+mv4 -cmp 256 -partitions +parti4x4+parti8x8+partp4x4+partp8x8+partb8x8 -me_method umh -subq 7 -refs 5 -me_range 16 -g 250 -qmin 10 -qmax 51 -vpre baseline -f mp4 -t 120 output.mp4


# http://wiki.maemo.org/Manual_video_encoding#ffmpeg_0.7.0

huawei.sh

ffmpeg -i DSC_0925.MOV -s 960x540 -c:v libx264 -profile:v baseline -an -movflags faststart output.mp4

tricks.sh

http://superuser.com/questions/323119/how-can-i-normalize-audio-using-ffmpeg
fmpeg -i video.avi -filter:a "volumedetect" -vn -f null /dev/null

ffmpeg -i input.m4v -vn -c:a copy audio-only-output.mp3