Debargha Mukherjee c47c460f69 Step towards making the 2-pass cq mode perceptual
Uses a metric on fraction of smooth blocks derived from first pass
stats in a frame to adjust down the cq_level modestly in the cq mode.
The current implementation does not add much complexity, and is
fairly light in the adaptation.

Change-Id: Ic484e810d5bd51b7bb6b8945f378c7c3d9d27053
2016-04-09 06:24:18 -07:00
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