From 00f636a04f82e7709fdfb60428eb2810dfb48e6a Mon Sep 17 00:00:00 2001 From: Guillaume Poirier Date: Sun, 19 Nov 2006 22:51:54 +0000 Subject: [PATCH] Add useful Altivec types, taken from with permission from x264 authors Originally committed as revision 7125 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/ppc/types_altivec.h | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 libavcodec/ppc/types_altivec.h diff --git a/libavcodec/ppc/types_altivec.h b/libavcodec/ppc/types_altivec.h new file mode 100644 index 0000000..f29026e --- /dev/null +++ b/libavcodec/ppc/types_altivec.h @@ -0,0 +1,41 @@ +/* + * Copyright (c) 2006 Guillaume Poirier + * + * 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 -- 2.7.4