Camera3: Send reprocess shutter notify and input buf after pproc

Send the reprocess shutter notify, and partial result with
the input buffer after the HAL has finished reading the input
buffer i.e. the pproc stage.
This unblocks future reprocess requests and enables parallelism
between the two reprocess stages - pproc and jpeg.
Note: This fixes a bug where the input before was returned while
the HAL was still using it


Ack by Tanmaya

Change-Id: I0587550572f66db6476f48653d7ab187a2ba1f56
4 files changed