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  1. /*
  2.  * Copyright © 2008 Intel Corporation
  3.  *
  4.  * Permission is hereby granted, free of charge, to any person obtaining a
  5.  * copy of this software and associated documentation files (the "Software"),
  6.  * to deal in the Software without restriction, including without limitation
  7.  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  8.  * and/or sell copies of the Software, and to permit persons to whom the
  9.  * Software is furnished to do so, subject to the following conditions:
  10.  *
  11.  * The above copyright notice and this permission notice (including the next
  12.  * paragraph) shall be included in all copies or substantial portions of the
  13.  * Software.
  14.  *
  15.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16.  * IMPLIED, INCLUDINg BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17.  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINgEMENT.  IN NO EVENT SHALL
  18.  * THE AUTHORS OR COPYRIgHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAgES OR OTHER
  19.  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISINg FROM,
  20.  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINgS IN THE
  21.  * SOFTWARE.
  22.  *
  23.  * Author:
  24.  *    Zou Nan hai <nanhai.zou@intel.com>
  25.  *    Zhang Hua jun <huajun.zhang@intel.com>
  26.  *    Xing Dong sheng <dongsheng.xing@intel.com>
  27.  *
  28.  */
  29. mov (1) g32.8<1>UD 0x007001FUD {align1};
  30. send (16) 0 g34.0<1>UW g32<8,8,1>UW read(input_surface1, 2, 0, 2) mlen 1 rlen 8 {align1}; //U
  31. send (16) 0 g44.0<1>UW g32<8,8,1>UW read(input_surface2, 2, 0, 2) mlen 1 rlen 8 {align1}; //V
  32. add (1) g32.4<1>UD g32.4<1,1,1>UD 8UD {align1};
  33. mov (1) g32.8<1>UD 0x1FUD {align1};
  34. send (16) 0 g42.0<1>UW g32<8,8,1>UW read(input_surface1, 2, 0, 2) mlen 1 rlen 1 {align1}; //U
  35. send (16) 0 g52.0<1>UW g32<8,8,1>UW read(input_surface2, 2, 0, 2) mlen 1 rlen 1 {align1}; //V
  36.  
  37. //U
  38. avg (8) g74.0<1>UW  g34.0<8,8,1>UB g35.0<8,8,1>UB {align1};
  39. avg (8) g74.16<1>UW g35.0<8,8,1>UB g36.0<8,8,1>UB {align1};
  40. avg (8) g75.0<1>UW  g36.0<8,8,1>UB g37.0<8,8,1>UB {align1};
  41. avg (8) g75.16<1>UW g37.0<8,8,1>UB g38.0<8,8,1>UB {align1};
  42. avg (8) g76.0<1>UW  g38.0<8,8,1>UB g39.0<8,8,1>UB {align1};
  43. avg (8) g76.16<1>UW g39.0<8,8,1>UB g40.0<8,8,1>UB {align1};
  44. avg (8) g77.0<1>UW  g40.0<8,8,1>UB g41.0<8,8,1>UB {align1};
  45. avg (8) g77.16<1>UW g41.0<8,8,1>UB g42.0<8,8,1>UB {align1};
  46.  
  47. //V
  48. avg (8) g78.0<1>UW  g44.0<8,8,1>UB g45.0<8,8,1>UB {align1};
  49. avg (8) g78.16<1>UW g45.0<8,8,1>UB g46.0<8,8,1>UB {align1};
  50. avg (8) g79.0<1>UW  g46.0<8,8,1>UB g47.0<8,8,1>UB {align1};
  51. avg (8) g79.16<1>UW g47.0<8,8,1>UB g48.0<8,8,1>UB {align1};
  52. avg (8) g80.0<1>UW  g48.0<8,8,1>UB g49.0<8,8,1>UB {align1};
  53. avg (8) g80.16<1>UW g49.0<8,8,1>UB g50.0<8,8,1>UB {align1};
  54. avg (8) g81.0<1>UW  g50.0<8,8,1>UB g51.0<8,8,1>UB {align1};
  55. avg (8) g81.16<1>UW g51.0<8,8,1>UB g52.0<8,8,1>UB {align1};
  56.  
  57.