altivec optimizations patch by (Brian Foley <bfoley at compsoc dot nuigalway dot...
[libav.git] / libavcodec / ppc / dsputil_ppc.c
1 /*
2 * Copyright (c) 2002 Brian Foley
3 * Copyright (c) 2002 Dieter Shirley
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 */
19
20 #include "../dsputil.h"
21
22 #ifdef HAVE_ALTIVEC
23 #include "dsputil_altivec.h"
24 #endif
25
26 void dsputil_init_ppc(DSPContext* c, unsigned mask)
27 {
28 // Common optimisations whether Altivec or not
29
30 // ... pending ...
31
32 #if HAVE_ALTIVEC
33 if (has_altivec()) {
34 // Altivec specific optimisations
35 c->pix_abs16x16_x2 = pix_abs16x16_x2_altivec;
36 c->pix_abs16x16_y2 = pix_abs16x16_y2_altivec;
37 c->pix_abs16x16_xy2 = pix_abs16x16_xy2_altivec;
38 c->pix_abs16x16 = pix_abs16x16_altivec;
39 c->pix_abs8x8 = pix_abs8x8_altivec;
40 c->pix_norm1 = pix_norm1_altivec;
41 c->pix_sum = pix_sum_altivec;
42 c->diff_pixels = diff_pixels_altivec;
43 c->get_pixels = get_pixels_altivec;
44 } else
45 #endif
46 {
47 // Non-AltiVec PPC optimisations
48
49 // ... pending ...
50 }
51 }