Android CTS 5.1 Release 20 (3993894)
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Camera: Add support to not queue all buffers up front

Camera HAL needs to call cancel_buffer on min_undequeued_buffers
preview buffers up front. That means not all preview buffers should
be queued into camera driver. This change adds the support.

Bug: 18630337
Change-Id: I794b0dcafa03ebfaddf4c68b66b09c74bbb206d0
11 files changed