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![Michael Niedermayer](/assets/img/avatar_default.png)
* commit '620289a20e022b9c16c10d546ef86cc0bb77cc84': sh4: Fix silly type vs. variable name search and replace typo configure: Group all hwaccels together in a separate variable Add av_cold attributes to arch-specific init functions Conflicts: configure libavcodec/arm/mpegvideo_armv5te.c libavcodec/x86/mlpdsp.c libavcodec/x86/motion_est.c libavcodec/x86/mpegvideoenc.c libavcodec/x86/videodsp_init.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
37 lines
1.2 KiB
C
37 lines
1.2 KiB
C
/*
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* Copyright (c) 2003-2004 Romain Dolbeau
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "libavutil/attributes.h"
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#include "libavcodec/videodsp.h"
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static void prefetch_ppc(uint8_t *mem, ptrdiff_t stride, int h)
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{
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register const uint8_t *p = mem;
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do {
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__asm__ volatile ("dcbt 0,%0" : : "r" (p));
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p += stride;
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} while(--h);
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}
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av_cold void ff_videodsp_init_ppc(VideoDSPContext *ctx, int bpc)
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{
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ctx->prefetch = prefetch_ppc;
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}
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