* Updates for box filter to test

* Box Filter Newer Commit with fixes

* Further updates to match PKD3 and PLN3 output

* Fixes for RPP Box filter border replicate - Fix accuracy

* Rename variables

* Restore AVX and Update AVX code for box filter

* Box Filter float updates

* Updates to float version

* Compilation fixes

* HIP Updates for Box Filter kernelSize = 3

* HIP Updates for PLN Code

* HIP Updates for kernelSize = 5

* HIP Updates for kernelSize = 7

* HIP Updates for kernelSize = 9

* Remove additional else

* Fix issues with alignedLength for kernelSize 3 float variants PKD3 to PLN3

* Add golden outputs

* Add additional borderType parameter

* Separate float implementation for 3x3 box filter planar

* Rename function

* Introduce functions to calculate in float type itself

* Updates for PKD variants

* Compilation fixes

* Updates for PKD3 to PLN3

* Fix accuracy issues

* PLN3 to PKD3 updates for box filter

* Float shared variables

* Overload box filter for various kernelSizes

* Template the PKD3 and PLN3 implementations

* Template the rest of the implementations

* Initial cleanup of HIP Code

* Cleanup of code with parameter passing launch of kernel

* Add further comments

* Add more comments and minor cleanups further

* Initial cleanup of cpu kernel code

* Add comments for padding

* Add reference outputs in docs/data/doxygenOutputs

* Update documentation

* Minor corrections

* Updates to move filter structure as common code

* Update the separation based on type

* Update rpp_hip_load_store.hpp

* Updates for separating i8 for PLN3 code

* Fixes for PLN3 and further updates for kernelSize = 3

* I8 updates for kernelSize = 5

* Updates for kernelSize = 7

* Updates for kernelSize = 9

* Fixes for kernelSize = 9

* Remove saturate pixel

* Rename function

* Update comment

* Add declarations for I8 functions with rounding

* Whitespace and type updates

* Updates for performance - U8/I8

* Templated the box filter compute functions for all kernel sizes and optimized the I8 variants

* Update comments

* Make initial changes to template unpack function

* Fixes for box filter compilation

* modified padding load logic

* Update the round function used

* Rename verticalDirection and horizontalDirection to padVertical and padHorizontal

* Fix accuracy issues

---------

Co-authored-by: Abishek <[email protected]>
Co-authored-by: HazarathKumarM <[email protected]>
Co-authored-by: Kiriti Gowda <[email protected]>
Co-authored-by: Lakshmi Kumar <[email protected]>