tree fefb63f18b1e7f5f973c9ea95af4aa00cee0987a
parent afa07b52460a1c9f88294f14f5a2a259543c88b5
author James Dong <jdong@google.com> 1262743577 -0800
committer James Dong <jdong@google.com> 1262813004 -0800

The number of frames that need to be hold in the video MIO is platform-specific.

We add an extra member variable to the video mio base class, and ask the
derived class to overwrite this value if necessary.