ffmpeg/libavcodec/ppc/h264chroma_init.c
Michael Niedermayer 09c94b57ca Merge commit 'a6b650118543e1580e872896d8976042b7c32d01'
* commit 'a6b650118543e1580e872896d8976042b7c32d01':
  ppc: cosmetics: Consistently format CPU flag detection invocations

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-08-30 11:48:54 +02:00

65 lines
2.3 KiB
C

/*
* Copyright (c) 2004 Romain Dolbeau <romain@dolbeau.org>
*
* 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
*/
#include "config.h"
#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/ppc/types_altivec.h"
#include "libavutil/ppc/util_altivec.h"
#include "libavcodec/h264chroma.h"
#include "dsputil_altivec.h"
#if HAVE_ALTIVEC
#define PUT_OP_U8_ALTIVEC(d, s, dst) d = s
#define AVG_OP_U8_ALTIVEC(d, s, dst) d = vec_avg(dst, s)
#define OP_U8_ALTIVEC PUT_OP_U8_ALTIVEC
#define PREFIX_h264_chroma_mc8_altivec put_h264_chroma_mc8_altivec
#define PREFIX_h264_chroma_mc8_num altivec_put_h264_chroma_mc8_num
#include "h264chroma_template.c"
#undef OP_U8_ALTIVEC
#undef PREFIX_h264_chroma_mc8_altivec
#undef PREFIX_h264_chroma_mc8_num
#define OP_U8_ALTIVEC AVG_OP_U8_ALTIVEC
#define PREFIX_h264_chroma_mc8_altivec avg_h264_chroma_mc8_altivec
#define PREFIX_h264_chroma_mc8_num altivec_avg_h264_chroma_mc8_num
#include "h264chroma_template.c"
#undef OP_U8_ALTIVEC
#undef PREFIX_h264_chroma_mc8_altivec
#undef PREFIX_h264_chroma_mc8_num
#endif /* HAVE_ALTIVEC */
av_cold void ff_h264chroma_init_ppc(H264ChromaContext *c, int bit_depth)
{
#if HAVE_ALTIVEC
const int high_bit_depth = bit_depth > 8;
if (!(av_get_cpu_flags() & AV_CPU_FLAG_ALTIVEC))
return;
if (!high_bit_depth) {
c->put_h264_chroma_pixels_tab[0] = put_h264_chroma_mc8_altivec;
c->avg_h264_chroma_pixels_tab[0] = avg_h264_chroma_mc8_altivec;
}
#endif /* HAVE_ALTIVEC */
}