tree 653180385694f4b197212294dc2c505c495af3e1
parent b17bfa450e84ec1639cf50a1acffde0aa83354f6
author Jingning Han <jingning@google.com> 1597476319 -0700
committer Jingning Han <jingning@google.com> 1597680923 +0000

Use kf distance to decide frame type

Use the distance from the previous key frame to decide the current
frame type.

Change-Id: Ib8041a2bc77cd89ab590b9573e3def1e825eb6d5