Memory allocations are now done based on contents of SPS
API changed to move allocations inside the library
Change-Id: Ia4333cc2c01d7402dfe05e55e3c8a770a86be693
Removed few unused functions
Fixed an issue in 420P output in shared mdoe
Few bug fixes in handling loop filter corner cases in multi-tile multi-slice clips
Renamed few elements in mv_buf_t for consistency
Bug: 22860270
Change-Id: I8d179b9ad3c7ee3ad27972ee02ea2658fd2c3c25