Subversion Repositories Kolibri OS

Rev

Blame | Last modification | View Log | RSS feed

  1. /*
  2.  * All Video Processing kernels
  3.  * Copyright © <2010>, Intel Corporation.
  4.  *
  5.  * Permission is hereby granted, free of charge, to any person obtaining a
  6.  * copy of this software and associated documentation files (the
  7.  * "Software"), to deal in the Software without restriction, including
  8.  * without limitation the rights to use, copy, modify, merge, publish,
  9.  * distribute, sub license, and/or sell copies of the Software, and to
  10.  * permit persons to whom the Software is furnished to do so, subject to
  11.  * the following conditions:
  12.  *
  13.  * The above copyright notice and this permission notice (including the
  14.  * next paragraph) shall be included in all copies or substantial portions
  15.  * of the Software.
  16.  *
  17.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18.  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  19.  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  20.  * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
  21.  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  22.  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  23.  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24.  *
  25.  * This file was originally licensed under the following license
  26.  *
  27.  *  Licensed under the Apache License, Version 2.0 (the "License");
  28.  *  you may not use this file except in compliance with the License.
  29.  *  You may obtain a copy of the License at
  30.  *
  31.  *      http://www.apache.org/licenses/LICENSE-2.0
  32.  *
  33.  *  Unless required by applicable law or agreed to in writing, software
  34.  *  distributed under the License is distributed on an "AS IS" BASIS,
  35.  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  36.  *  See the License for the specific language governing permissions and
  37.  *  limitations under the License.
  38.  *
  39.  */
  40.  
  41. //////////////////////////////////////////////////////////////////////////////////
  42. // Multiple_Loop_Head.asm
  43. // This code sets up the loop control for multiple blocks per thread
  44.  
  45.         mul (1) wFRAME_ENDX:w   ubBLK_CNT_X:ub  16:uw   { NoDDClr }                             // Build multi-block loop counters
  46.         mov (1) wNUM_BLKS:w             ubNUM_BLKS:ub                   { NoDDClr, NoDDChk }    // Copy num blocks to word variable
  47.         mov (1) wCOPY_ORIX:w    wORIX:w                                 { NoDDChk }                             // Copy multi-block origin in pixel
  48.         mov (2) fFRAME_VID_ORIX<1>:f                    fSRC_VID_H_ORI<4;2,2>:f                 // Copy src video origin for scaling, and alpha origin for blending
  49.         add (1) wFRAME_ENDX:w   wFRAME_ENDX:w   wORIX:w                                                 // Continue building multi-block loop counters
  50.  
  51. VIDEO_PROCESSING_LOOP:          // Loop back entry point as the biginning of the loop for multiple blocks
  52.        
  53. // Beginning of the loop
  54.