* Implement ring buffer to cope the challenge of deleting file clips * Fix a bug to allow concurrent read on the same clip file Change-Id: I53450d94ee881966d5631f0dc6edcb0fdd8ff9d5
* Implement ring buffer to cope the challenge of deleting file clips * Fix a bug to allow concurrent read on the same clip file Change-Id: I53450d94ee881966d5631f0dc6edcb0fdd8ff9d5