* commit 'b2939a75270bc7e971462648168aa3a2a48c1c8c': blockdsp: Change type of array stride parameters to ptrdiff_t Merged-by: Clément Bœsch <u@pkh.me>
		
			
				
	
	
		
			87 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			87 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright (c) 2015 Parag Salasakar (parag.salasakar@imgtec.com)
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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/mips/generic_macros_msa.h"
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#include "blockdsp_mips.h"
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static void copy_8bit_value_width8_msa(uint8_t *src, uint8_t val,
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                                       int32_t src_stride, int32_t height)
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{
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    int32_t cnt;
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    uint64_t dst0;
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    v16u8 val0;
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    val0 = (v16u8) __msa_fill_b(val);
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    dst0 = __msa_copy_u_d((v2i64) val0, 0);
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    for (cnt = (height >> 2); cnt--;) {
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        SD4(dst0, dst0, dst0, dst0, src, src_stride);
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        src += (4 * src_stride);
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    }
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}
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static void copy_8bit_value_width16_msa(uint8_t *src, uint8_t val,
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                                        int32_t src_stride, int32_t height)
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{
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    int32_t cnt;
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    v16u8 val0;
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    val0 = (v16u8) __msa_fill_b(val);
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    for (cnt = (height >> 3); cnt--;) {
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        ST_UB8(val0, val0, val0, val0, val0, val0, val0, val0, src, src_stride);
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        src += (8 * src_stride);
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    }
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}
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static void memset_zero_16width_msa(uint8_t *src, int32_t stride,
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                                    int32_t height)
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{
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    int8_t cnt;
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    v16u8 zero = { 0 };
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    for (cnt = (height / 2); cnt--;) {
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        ST_UB(zero, src);
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        src += stride;
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        ST_UB(zero, src);
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        src += stride;
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    }
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}
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void ff_fill_block16_msa(uint8_t *src, uint8_t val, ptrdiff_t stride, int height)
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{
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    copy_8bit_value_width16_msa(src, val, stride, height);
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}
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void ff_fill_block8_msa(uint8_t *src, uint8_t val, ptrdiff_t stride, int height)
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{
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    copy_8bit_value_width8_msa(src, val, stride, height);
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}
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void ff_clear_block_msa(int16_t *block)
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{
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    memset_zero_16width_msa((uint8_t *) block, 16, 8);
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}
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void ff_clear_blocks_msa(int16_t *block)
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{
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    memset_zero_16width_msa((uint8_t *) block, 16, 8 * 6);
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}
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