0,0 → 1,69 |
/* |
* 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. |
* |
*/ |
|
//---------- PL3_AVS_IEF_16x8.asm ---------- |
|
#include "AVS_IEF.inc" |
|
//------------------------------------------------------------------------------ |
// 2 sampler reads for 8x8 Y surface |
// 2 sampler read for 8x8 U surface |
// 2 sampler read for 8x8 V surface |
//------------------------------------------------------------------------------ |
|
// 1st 8x8 setup |
#include "AVS_SetupFirstBlock.asm" |
|
// 1st 8x8 Y sampling |
mov (1) rAVS_8x8_HDR.2:ud nAVS_GREEN_CHANNEL_ONLY:ud // Enable green channel |
mov (16) mAVS_8x8_HDR.0:ud rAVS_8x8_HDR.0<8;8,1>:ud // Copy msg header and payload mirrors to MRFs |
send (1) uwAVS_RESPONSE(0)<1> mAVS_8x8_HDR udDUMMY_NULL nSMPL_ENGINE nAVS_MSG_DSC_1CH+nSI_SRC_Y+nBI_CURRENT_SRC_Y |
// Return Y in 4 GRFs |
|
// 1st 8x8 U sampling |
mov (1) rAVS_8x8_HDR.2:ud nAVS_RED_CHANNEL_ONLY:ud // Enable red channel |
mov (16) mAVS_8x8_HDR_UV.0:ud rAVS_8x8_HDR.0<8;8,1>:ud // Copy msg header and payload mirrors to MRFs |
send (1) uwAVS_RESPONSE(4)<1> mAVS_8x8_HDR_UV udDUMMY_NULL nSMPL_ENGINE nAVS_MSG_DSC_1CH+nSI_SRC_U+nBI_CURRENT_SRC_U |
// Return U in 4 GRFs |
|
// 1st 8x8 V sampling |
mov (1) rAVS_8x8_HDR.2:ud nAVS_RED_CHANNEL_ONLY:ud // Dummy instruction to avoid back-2-back send instructions |
mov (16) mAVS_8x8_HDR_UV.0:ud rAVS_8x8_HDR.0<8;8,1>:ud // Copy msg header and payload mirrors to MRFs |
send (1) uwAVS_RESPONSE(8)<1> mAVS_8x8_HDR_UV udDUMMY_NULL nSMPL_ENGINE nAVS_MSG_DSC_1CH+nSI_SRC_V+nBI_CURRENT_SRC_V |
// Return V in 4 GRFs |
|
// 2nd 8x8 setup |
#include "AVS_SetupSecondBlock.asm" |
|
// 2nd 8x8 Y sampling |
mov (1) rAVS_8x8_HDR.2:ud nAVS_GREEN_CHANNEL_ONLY:ud // Enable green channel |
mov (16) mAVS_8x8_HDR.0:ud rAVS_8x8_HDR.0<8;8,1>:ud // Copy msg header and payload mirrors to MRFs |
send (1) uwAVS_RESPONSE_2(0)<1> mAVS_8x8_HDR udDUMMY_NULL nSMPL_ENGINE nAVS_MSG_DSC_1CH+nSI_SRC_Y+nBI_CURRENT_SRC_Y |
// Return Y in 4 GRFs |
|
// 2nd 8x8 U sampling |
mov (1) rAVS_8x8_HDR.2:ud nAVS_RED_CHANNEL_ONLY:ud // Enable red channel |
mov (16) mAVS_8x8_HDR_UV.0:ud rAVS_8x8_HDR.0<8;8,1>:ud // Copy msg header and payload mirrors to MRFs |
send (1) uwAVS_RESPONSE_2(4)<1> mAVS_8x8_HDR_UV udDUMMY_NULL nSMPL_ENGINE nAVS_MSG_DSC_1CH+nSI_SRC_U+nBI_CURRENT_SRC_U |
// Return U in 4 GRFs |
|
mov (1) rAVS_8x8_HDR.2:ud nAVS_RED_CHANNEL_ONLY:ud // Dummy instruction just in order to avoid back-2-back send instructions! |
|
// 2nd 8x8 V sampling |
mov (16) mAVS_8x8_HDR_UV.0:ud rAVS_8x8_HDR.0<8;8,1>:ud // Copy msg header and payload mirrors to MRFs |
send (1) uwAVS_RESPONSE_2(8)<1> mAVS_8x8_HDR_UV udDUMMY_NULL nSMPL_ENGINE nAVS_MSG_DSC_1CH+nSI_SRC_V+nBI_CURRENT_SRC_V |
// Return V in 4 GRFs |
|
//------------------------------------------------------------------------------ |
// Unpacking sampler reads to 4:4:4 internal planar |
//------------------------------------------------------------------------------ |
#include "PL3_AVS_IEF_Unpack_16x8.asm" |
|
|