diff options
Diffstat (limited to 'i965_drv_video/shaders/post_processing/Core_Kernels/RGB_Scaling.asm')
| -rw-r--r-- | i965_drv_video/shaders/post_processing/Core_Kernels/RGB_Scaling.asm | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/i965_drv_video/shaders/post_processing/Core_Kernels/RGB_Scaling.asm b/i965_drv_video/shaders/post_processing/Core_Kernels/RGB_Scaling.asm deleted file mode 100644 index 7429790..0000000 --- a/i965_drv_video/shaders/post_processing/Core_Kernels/RGB_Scaling.asm +++ /dev/null @@ -1,72 +0,0 @@ -/* - * All Video Processing kernels - * Copyright © <2010>, Intel Corporation. - * - * This program is licensed under the terms and conditions of the - * Eclipse Public License (EPL), version 1.0. The full text of the EPL is at - * http://www.opensource.org/licenses/eclipse-1.0.php. - * - */ - -//---------- RGB_Scaling.asm ---------- -#include "Scaling.inc" - - // Build 16 elements ramp in float32 and normalized it -// mov (8) SAMPLER_RAMP(0)<1> 0x76543210:v -// add (8) SAMPLER_RAMP(1)<1> SAMPLER_RAMP(0) 8.0:f -mov (4) SAMPLER_RAMP(0)<1> 0x48403000:vf //3, 2, 1, 0 in float vector -mov (4) SAMPLER_RAMP(0,4)<1> 0x5C585450:vf //7, 6, 5, 4 in float vector -add (8) SAMPLER_RAMP(1)<1> SAMPLER_RAMP(0) 8.0:f - -//Module: PrepareScaleCoord.asm - - // Setup for sampler msg hdr - mov (2) rMSGSRC.0<1>:ud 0:ud { NoDDClr } // Unused fields - mov (1) rMSGSRC.2<1>:ud 0:ud { NoDDChk } // Write and offset - - // Calculate 16 v based on the step Y and vertical origin - mov (16) mfMSGPAYLOAD(2)<1> fSRC_VID_V_ORI<0;1,0>:f - mov (16) SCALE_COORD_Y<1>:f fSRC_VID_V_ORI<0;1,0>:f - - // Calculate 16 u based on the step X and hori origin -// line (16) mfMSGPAYLOAD(0)<1> SCALE_STEP_X<0;1,0>:f SAMPLER_RAMP(0) // Assign to mrf directly - mov (16) acc0:f fSRC_VID_H_ORI<0;1,0>:f { Compr } - mac (16) mfMSGPAYLOAD(0)<1> fVIDEO_STEP_X<0;1,0>:f SAMPLER_RAMP(0) { Compr } - - //Setup the constants for line instruction - mov (1) SCALE_LINE_P255<1>:f 255.0:f { NoDDClr } //{ NoDDClr, NoDDChk } - mov (1) SCALE_LINE_P0_5<1>:f 0.5:f { NoDDChk } - - -//------------------------------------------------------------------------------ - -$for (0; <nY_NUM_OF_ROWS; 1) { - - // Read 16 sampled pixels and store them in float32 in 8 GRFs in the order of BGRA (VYUA). - mov (8) MSGHDR_SCALE.0:ud rMSGSRC.0<8;8,1>:ud // Copy msg header and payload mirrors to MRFs - send (16) SCALE_RESPONSE_YW(0)<1> MSGHDR_SCALE udDUMMY_NULL nSMPL_ENGINE SMPLR_MSG_DSC+nSI_SRC_SIMD16_RGB+nBI_CURRENT_SRC_RGB - - // Calculate 16 v for next line - add (16) mfMSGPAYLOAD(2)<1> SCALE_COORD_Y<8;8,1>:f fVIDEO_STEP_Y<0;1,0>:f // Assign to mrf directly - add (16) SCALE_COORD_Y<1>:f SCALE_COORD_Y<8;8,1>:f fVIDEO_STEP_Y<0;1,0>:f // Assign to mrf directly - - // Scale back to [0, 255], convert f to ud - line (16) acc0:f SCALE_LINE_P255<0;1,0>:f SCALE_RESPONSE_YF(0) { Compr } // Process B, V - mov (16) SCALE_RESPONSE_YD(0)<1> acc0:f { Compr } - - line (16) acc0:f SCALE_LINE_P255<0;1,0>:f SCALE_RESPONSE_YF(2) { Compr } // Process B, V - mov (16) SCALE_RESPONSE_YD(2)<1> acc0:f { Compr } - - line (16) acc0:f SCALE_LINE_P255<0;1,0>:f SCALE_RESPONSE_YF(4) { Compr } // Process B, V - mov (16) SCALE_RESPONSE_YD(4)<1> acc0:f { Compr } - -//#if defined(SAVE_ARGB) //Only needed if Alpha value is written to the destination - line (16) acc0:f SCALE_LINE_P255<0;1,0>:f SCALE_RESPONSE_YF(6) { Compr } // Process B, V - mov (16) SCALE_RESPONSE_YD(6)<1> acc0:f { Compr } -//#endif - - mov (16) DEST_R(%1)<1> SCALE_RESPONSE_YB(0) //possible error due to truncation - vK - mov (16) DEST_G(%1)<1> SCALE_RESPONSE_YB(2) //possible error due to truncation - vK - mov (16) DEST_B(%1)<1> SCALE_RESPONSE_YB(4) //possible error due to truncation - vK - mov (16) DEST_A(%1)<1> SCALE_RESPONSE_YB(6) //possible error due to truncation - vK -} |