/*
* All Video Processing kernels
* Copyright © <2010>, Intel Corporation.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* This file was originally licensed under the following license
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
// File name: Scaling.inc
#ifndef _SCALING_INC_
#define _SCALING_INC_
// Local variables----------------------------------------------------------------------------------
#define MSGHDR_SCALE m1 // Message Payload Header (Uses m2, m3, m4, m5 implicitly)
//--------------------------------------------------------------------------------------------------
//r10.0 thru r33.0; Primary surface read from sampler (16x8)
#define DEST_Y uwTOP_Y
#define DEST_U uwTOP_U
#define DEST_V uwTOP_V
//r10.0 thru r41.0
.declare DEST_B Base=REG(r,10) ElementSize=2 SrcRegion=REGION(8,1) DstRegion=<1> Type=uw
.declare DEST_G Base=REG(r,18) ElementSize=2 SrcRegion=REGION(8,1) DstRegion=<1> Type=uw
.declare DEST_R Base=REG(r,26) ElementSize=2 SrcRegion=REGION(8,1) DstRegion=<1> Type=uw
.declare DEST_A Base=REG(r,34) ElementSize=2 SrcRegion=REGION(8,1) DstRegion=<1> Type=uw
//r56.0 thru r79.0
.declare SCALE_RESPONSE_YF Base=REG(r,nBOT_Y) ElementSize=4 SrcRegion=REGION(8,1) Type=f
.declare SCALE_RESPONSE_UF Base=REG(r,nBOT_U) ElementSize=4 SrcRegion=REGION(8,1) Type=f
.declare SCALE_RESPONSE_VF Base=REG(r,nBOT_V) ElementSize=4 SrcRegion=REGION(8,1) Type=f
.declare SCALE_RESPONSE_YW Base=REG(r,nBOT_Y) ElementSize=2 SrcRegion=REGION(16,1) Type=uw
.declare SCALE_RESPONSE_UW Base=REG(r,nBOT_U) ElementSize=2 SrcRegion=REGION(16,1) Type=uw
.declare SCALE_RESPONSE_VW Base=REG(r,nBOT_V) ElementSize=2 SrcRegion=REGION(16,1) Type=uw
.declare SCALE_RESPONSE_YD Base=REG(r,nBOT_Y) ElementSize=4 SrcRegion=REGION(8,1) Type=ud
.declare SCALE_RESPONSE_UD Base=REG(r,nBOT_U) ElementSize=4 SrcRegion=REGION(8,1) Type=ud
.declare SCALE_RESPONSE_VD Base=REG(r,nBOT_V) ElementSize=4 SrcRegion=REGION(8,1) Type=ud
.declare SCALE_RESPONSE_YB Base=REG(r,nBOT_Y) ElementSize=1 SrcRegion=REGION(8,4) Type=ub
.declare SCALE_RESPONSE_UB Base=REG(r,nBOT_U) ElementSize=1 SrcRegion=REGION(8,4) Type=ub
.declare SCALE_RESPONSE_VB Base=REG(r,nBOT_V) ElementSize=1 SrcRegion=REGION(8,4) Type=ub
.declare SAMPLER_RAMP Base=REG(r,42) ElementSize=4 SrcRegion=<8;8,1> Type=f // 2 GRFs, 16 elements
//#define SCALE_STEP_X REG2(r,43,0)
//#define SCALE_COORD_X REG2(r,43,3)
#define SCALE_LINE_P255 REG2(r,43,4) // = 255.0 Used in 'line' inst to multiply 255, add 0.5, and round to int.
#define SCALE_LINE_P0_5 REG2(r,43,7) // = 0.5
//r44.0 thru r45.0
#define SCALE_COORD_Y REG(r,44) //2GRF
// Send Message [DevILK] Message Descriptor
// MBZ MsgL=5 MsgR=8 H MBZ SIMD MsgType SmplrIndx BindTab
// 000 0 101 0 1000 1 0 10 0000 0000 00000000
// 0 A 8 A 0 0 0 0
// MsgL=1+2*2(u,v)=5 MsgR=8
#define SMPLR_MSG_DSC 0x0A8A0000 // ILK Sampler Message Descriptor
// Re-define new number of lines
#undef nY_NUM_OF_ROWS
#undef nUV_NUM_OF_ROWS
#define nY_NUM_OF_ROWS 8
#define nUV_NUM_OF_ROWS 8
#endif //_SCALING_INC_