tree 40a65ac6cc5a955bd46fd781740bb651a57e790a
parent 6e2aac2fb2b49d00b5c0748835c1c45880632689
author Yaowu Xu <yaowu@google.com> 1536076025 -0700
committer Yaowu Xu <yaowu@google.com> 1536094859 +0000

Ensure new sequence not start with a show_existing frame

This commit adds a check to return error when a new coded video sequence
starts with a frame having show_existing_frame equal true.

Change-Id: Ifd61d5c4d7a61babda1819160216d4033ca4e9cb