1428d7b3dSmrg/*
2428d7b3dSmrg * Copyright © 2008 Intel Corporation
3428d7b3dSmrg *
4428d7b3dSmrg * Permission is hereby granted, free of charge, to any person obtaining a
5428d7b3dSmrg * copy of this software and associated documentation files (the "Software"),
6428d7b3dSmrg * to deal in the Software without restriction, including without limitation
7428d7b3dSmrg * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8428d7b3dSmrg * and/or sell copies of the Software, and to permit persons to whom the
9428d7b3dSmrg * Software is furnished to do so, subject to the following conditions:
10428d7b3dSmrg *
11428d7b3dSmrg * The above copyright notice and this permission notice (including the next
12428d7b3dSmrg * paragraph) shall be included in all copies or substantial portions of the
13428d7b3dSmrg * Software.
14428d7b3dSmrg *
15428d7b3dSmrg * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16428d7b3dSmrg * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17428d7b3dSmrg * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18428d7b3dSmrg * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19428d7b3dSmrg * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20428d7b3dSmrg * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21428d7b3dSmrg * SOFTWARE.
22428d7b3dSmrg *
23428d7b3dSmrg * Author:
24428d7b3dSmrg *    Zou Nan hai <nanhai.zou@intel.com>
25428d7b3dSmrg */  
26428d7b3dSmrg 
27428d7b3dSmrg/* if (motion_vect.x & 1) {
28428d7b3dSmrg *   if (motion_vect.y & 1)
29428d7b3dSmrg *	 half_pixel in x and y;
30428d7b3dSmrg *   else
31428d7b3dSmrg *	 half_pixel in x;
32428d7b3dSmrg * } else {
33428d7b3dSmrg *	if (motion_vect.y & 1) 
34428d7b3dSmrg *	  half_pixel y;
35428d7b3dSmrg *	else
36428d7b3dSmrg *	  full_pixel_read;	
37428d7b3dSmrg * }	 
38428d7b3dSmrg */
39428d7b3dSmrg
40428d7b3dSmrg	and.z (1) null mv1<1,1,1>UW 1UD {align1};	
41428d7b3dSmrg	(f0) jmpi LL1;
42428d7b3dSmrg	and.z (1) null mv2<1,1,1>UW 1UD {align1};	
43428d7b3dSmrg	(f0) jmpi LL2;
44428d7b3dSmrg	include(`read_frame_x1y1_y.g4i') 
45428d7b3dSmrg	jmpi LL5;
46428d7b3dSmrgLL2: 
47428d7b3dSmrg	include(`read_frame_x1y0_y.g4i') 
48428d7b3dSmrg	jmpi LL5;
49428d7b3dSmrgLL1: 
50428d7b3dSmrg	and.z (1) null mv2<1,1,1>UW 1UD {align1};	
51428d7b3dSmrg	(f0) jmpi LL4;
52428d7b3dSmrg	include(`read_frame_x0y1_y.g4i')
53428d7b3dSmrg	jmpi LL5;
54428d7b3dSmrgLL4:
55428d7b3dSmrg	include(`read_frame_x0y0_y.g4i')
56428d7b3dSmrgLL5:
57428d7b3dSmrg
58