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507dce2536
Assign NEON specific function pointers after runtime check via av_get_cpu_flags(). Signed-off-by: Janne Grunau <janne-libav@jannau.net>
46 lines
1.6 KiB
C
46 lines
1.6 KiB
C
/*
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* Copyright (c) 2011 Janne Grunau <janne-libav@jannau.net>
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*
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* This file is part of Libav.
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*
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* Libav 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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* Libav 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 Libav; 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 <stdint.h>
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#include "libavcodec/avcodec.h"
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#include "libavcodec/rv34dsp.h"
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#include "libavutil/arm/cpu.h"
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void ff_rv34_inv_transform_noround_neon(DCTELEM *block);
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void ff_rv34_inv_transform_noround_dc_neon(DCTELEM *block);
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void ff_rv34_idct_add_neon(uint8_t *dst, ptrdiff_t stride, DCTELEM *block);
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void ff_rv34_idct_dc_add_neon(uint8_t *dst, ptrdiff_t stride, int dc);
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void ff_rv34dsp_init_arm(RV34DSPContext *c, DSPContext* dsp)
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{
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int cpu_flags = av_get_cpu_flags();
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if (have_neon(cpu_flags)) {
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c->rv34_inv_transform = ff_rv34_inv_transform_noround_neon;
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c->rv34_inv_transform_dc = ff_rv34_inv_transform_noround_dc_neon;
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c->rv34_idct_add = ff_rv34_idct_add_neon;
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c->rv34_idct_dc_add = ff_rv34_idct_dc_add_neon;
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}
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}
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