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 */ 26 27/* if (motion_vect.x & 1) { 28 * if (motion_vect.y & 1) 29 * half_pixel in x and y; 30 * else 31 * half_pixel in x; 32 * } else { 33 * if (motion_vect.y & 1) 34 * half_pixel y; 35 * else 36 * full_pixel_read; 37 * } 38 */ 39 40 and.z (1) null mv1<1,1,1>UW 1UD {align1}; 41 (f0) jmpi LL1; 42 and.z (1) null mv2<1,1,1>UW 1UD {align1}; 43 (f0) jmpi LL2; 44 include(`read_frame_x1y1_y.g4i') 45 jmpi LL5; 46LL2: 47 include(`read_frame_x1y0_y.g4i') 48 jmpi LL5; 49LL1: 50 and.z (1) null mv2<1,1,1>UW 1UD {align1}; 51 (f0) jmpi LL4; 52 include(`read_frame_x0y1_y.g4i') 53 jmpi LL5; 54LL4: 55 include(`read_frame_x0y0_y.g4i') 56LL5: 57 58