the video bitrate specified is very low 200kpbs. try this command
ffmpeg -i input_video -b 800 -s 640x360 -vcodec xvid -acodec copy output_video
As suggested in comments if the device supports h.264 it would be a better choice.
the video bitrate specified is very low 200kpbs. try this command
ffmpeg -i input_video -b 800 -s 640x360 -vcodec xvid -acodec copy output_video
As suggested in comments if the device supports h.264 it would be a better choice.