diff options
| author | Guillaume Poirier <gpoirier@mplayerhq.hu> | 2006-11-19 22:51:54 +0000 |
|---|---|---|
| committer | Guillaume Poirier <gpoirier@mplayerhq.hu> | 2006-11-19 22:51:54 +0000 |
| commit | 00f636a04f82e7709fdfb60428eb2810dfb48e6a (patch) | |
| tree | df7fe8e6bea449d26f2ae31d17d0d9e7054d8361 /libavcodec | |
| parent | 807e0c664594fb54f2daee1e24acae48043ac975 (diff) | |
| download | ffmpeg-00f636a04f82e7709fdfb60428eb2810dfb48e6a.tar.gz | |
Add useful Altivec types, taken from with permission from x264 authors
Originally committed as revision 7125 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/ppc/types_altivec.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/libavcodec/ppc/types_altivec.h b/libavcodec/ppc/types_altivec.h new file mode 100644 index 0000000000..f29026e047 --- /dev/null +++ b/libavcodec/ppc/types_altivec.h @@ -0,0 +1,41 @@ +/* + * Copyright (c) 2006 Guillaume Poirier <gpoirier@mplayerhq.hu> + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/*********************************************************************** + * Vector types + **********************************************************************/ +#define vec_u8_t vector unsigned char +#define vec_s8_t vector signed char +#define vec_u16_t vector unsigned short +#define vec_s16_t vector signed short +#define vec_u32_t vector unsigned int +#define vec_s32_t vector signed int + +/*********************************************************************** + * Null vector + **********************************************************************/ +#define LOAD_ZERO const vec_u8_t zerov = vec_splat_u8( 0 ) + +#define zero_u8v (vec_u8_t) zerov +#define zero_s8v (vec_s8_t) zerov +#define zero_u16v (vec_u16_t) zerov +#define zero_s16v (vec_s16_t) zerov +#define zero_u32v (vec_u32_t) zerov +#define zero_s32v (vec_s32_t) zerov |