fftools/ffmpeg: delete the unused code.

There are come from 2012 ago and have never been used from this
time.

Signed-off-by: Jun Zhao <mypopydev@gmail.com>
This commit is contained in:
Jun Zhao 2018-11-18 22:56:46 +08:00 committed by Jun Zhao
parent 7608809ae4
commit 1ffac23885