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279 lines
11 KiB
279 lines
11 KiB
10 years ago
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/*
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* Loongson SIMD optimized h264dsp
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*
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* Copyright (c) 2015 Loongson Technology Corporation Limited
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* Copyright (c) 2015 Zhou Xiaoyong <zhouxiaoyong@loongson.cn>
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* Zhang Shuangshuang <zhangshuangshuang@ict.ac.cn>
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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 "libavcodec/bit_depth_template.c"
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#include "h264dsp_mips.h"
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void ff_h264_weight_pixels16_8_mmi(uint8_t *block, int stride,
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int height, int log2_denom, int weight, int offset)
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{
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int y;
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offset <<= log2_denom;
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if (log2_denom)
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offset += 1 << (log2_denom - 1);
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for (y=0; y<height; y++, block+=stride) {
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__asm__ volatile (
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"ldc1 $f2, %0 \r\n"
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"ldc1 $f4, %1 \r\n"
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"dmtc1 $0, $f20 \r\n"
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"mtc1 %2, $f6 \r\n"
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"mtc1 %3, $f8 \r\n"
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"mtc1 %4, $f10 \r\n"
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"pshufh $f6, $f6, $f20 \r\n"
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"pshufh $f8, $f8, $f20 \r\n"
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"punpckhbh $f14, $f2, $f20 \r\n"
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"punpckhbh $f16, $f4, $f20 \r\n"
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"punpcklbh $f2, $f2, $f20 \r\n"
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"punpcklbh $f4, $f4, $f20 \r\n"
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"pmullh $f14, $f14, $f6 \r\n"
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"pmullh $f16, $f16, $f6 \r\n"
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"pmullh $f2, $f2, $f6 \r\n"
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"pmullh $f4, $f4, $f6 \r\n"
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"paddsh $f14, $f14, $f8 \r\n"
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"paddsh $f16, $f16, $f8 \r\n"
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"paddsh $f2, $f2, $f8 \r\n"
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"paddsh $f4, $f4, $f8 \r\n"
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"psrah $f14, $f14, $f10 \r\n"
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"psrah $f16, $f16, $f10 \r\n"
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"psrah $f2, $f2, $f10 \r\n"
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"psrah $f4, $f4, $f10 \r\n"
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"packushb $f2, $f2, $f14 \r\n"
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"packushb $f4, $f4, $f16 \r\n"
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"sdc1 $f2, %0 \r\n"
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"sdc1 $f4, %1 \r\n"
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: "=m"(*block),"=m"(*(block + 8))
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: "r"(weight),"r"(offset),"r"(log2_denom)
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);
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}
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}
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void ff_h264_biweight_pixels16_8_mmi(uint8_t *dst, uint8_t *src,
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int stride, int height, int log2_denom, int weightd, int weights,
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int offset)
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{
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int y;
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offset = ((offset + 1) | 1) << log2_denom;
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for (y=0; y<height; y++, dst+=stride, src+=stride) {
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__asm__ volatile (
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"ldc1 $f2, %2 \r\n"
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"ldc1 $f4, %3 \r\n"
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"dmtc1 $0, $f20 \r\n"
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"mtc1 %6, $f6 \r\n"
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"mtc1 %7, $f8 \r\n"
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"mtc1 %8, $f10 \r\n"
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"mtc1 %9, $f12 \r\n"
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"pshufh $f6, $f6, $f20 \r\n"
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"pshufh $f8, $f8, $f20 \r\n"
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"pshufh $f10, $f10, $f20 \r\n"
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"punpckhbh $f14, $f2, $f20 \r\n"
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"punpckhbh $f16, $f4, $f20 \r\n"
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"punpcklbh $f2, $f2, $f20 \r\n"
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"punpcklbh $f4, $f4, $f20 \r\n"
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"pmullh $f14, $f14, $f6 \r\n"
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"pmullh $f16, $f16, $f8 \r\n"
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"pmullh $f2, $f2, $f6 \r\n"
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"pmullh $f4, $f4, $f8 \r\n"
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"paddsh $f14, $f14, $f10 \r\n"
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"paddsh $f2, $f2, $f10 \r\n"
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"paddsh $f14, $f14, $f16 \r\n"
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"paddsh $f2, $f2, $f4 \r\n"
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"psrah $f14, $f14, $f12 \r\n"
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"psrah $f2, $f2, $f12 \r\n"
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"packushb $f2, $f2, $f14 \r\n"
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"sdc1 $f2, %0 \r\n"
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"ldc1 $f2, %4 \r\n"
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"ldc1 $f4, %5 \r\n"
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"punpckhbh $f14, $f2, $f20 \r\n"
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"punpckhbh $f16, $f4, $f20 \r\n"
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"punpcklbh $f2, $f2, $f20 \r\n"
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"punpcklbh $f4, $f4, $f20 \r\n"
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"pmullh $f14, $f14, $f6 \r\n"
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"pmullh $f16, $f16, $f8 \r\n"
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"pmullh $f2, $f2, $f6 \r\n"
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"pmullh $f4, $f4, $f8 \r\n"
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"paddsh $f14, $f14, $f10 \r\n"
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"paddsh $f2, $f2, $f10 \r\n"
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"paddsh $f14, $f14, $f16 \r\n"
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"paddsh $f2, $f2, $f4 \r\n"
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"psrah $f14, $f14, $f12 \r\n"
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"psrah $f2, $f2, $f12 \r\n"
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"packushb $f2, $f2, $f14 \r\n"
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"sdc1 $f2, %1 \r\n"
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: "=m"(*dst),"=m"(*(dst+8))
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: "m"(*src),"m"(*dst),"m"(*(src+8)),"m"(*(dst+8)),
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"r"(weights),"r"(weightd),"r"(offset),"r"(log2_denom+1)
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);
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}
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}
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void ff_h264_weight_pixels8_8_mmi(uint8_t *block, int stride, int height,
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int log2_denom, int weight, int offset)
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{
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int y;
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offset <<= log2_denom;
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if (log2_denom)
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offset += 1 << (log2_denom - 1);
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for (y=0; y<height; y++, block+=stride) {
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__asm__ volatile (
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"ldc1 $f2, %0 \r\n"
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"mtc1 %1, $f6 \r\n"
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"mtc1 %2, $f8 \r\n"
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"mtc1 %3, $f10 \r\n"
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"dmtc1 $0, $f20 \r\n"
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"pshufh $f6, $f6, $f20 \r\n"
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"pshufh $f8, $f8, $f20 \r\n"
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"punpckhbh $f14, $f2, $f20 \r\n"
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"punpcklbh $f2, $f2, $f20 \r\n"
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"pmullh $f14, $f14, $f6 \r\n"
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"pmullh $f2, $f2, $f6 \r\n"
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"paddsh $f14, $f14, $f8 \r\n"
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"paddsh $f2, $f2, $f8 \r\n"
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"psrah $f14, $f14, $f10 \r\n"
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"psrah $f2, $f2, $f10 \r\n"
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"packushb $f2, $f2, $f14 \r\n"
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"sdc1 $f2, %0 \r\n"
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: "=m"(*block)
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: "r"(weight),"r"(offset),"r"(log2_denom)
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);
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}
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}
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void ff_h264_biweight_pixels8_8_mmi(uint8_t *dst, uint8_t *src,
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int stride, int height, int log2_denom, int weightd, int weights,
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int offset)
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{
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int y;
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offset = ((offset + 1) | 1) << log2_denom;
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for (y=0; y<height; y++, dst+=stride, src+=stride) {
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__asm__ volatile (
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"ldc1 $f2, %1 \r\n"
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"ldc1 $f4, %2 \r\n"
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"dmtc1 $0, $f20 \r\n"
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"mtc1 %3, $f6 \r\n"
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"mtc1 %4, $f8 \r\n"
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"mtc1 %5, $f10 \r\n"
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"mtc1 %6, $f12 \r\n"
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"pshufh $f6, $f6, $f20 \r\n"
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"pshufh $f8, $f8, $f20 \r\n"
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"pshufh $f10, $f10, $f20 \r\n"
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"punpckhbh $f14, $f2, $f20 \r\n"
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"punpckhbh $f16, $f4, $f20 \r\n"
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"punpcklbh $f2, $f2, $f20 \r\n"
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"punpcklbh $f4, $f4, $f20 \r\n"
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"pmullh $f14, $f14, $f6 \r\n"
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"pmullh $f16, $f16, $f8 \r\n"
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"pmullh $f2, $f2, $f6 \r\n"
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"pmullh $f4, $f4, $f8 \r\n"
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"paddsh $f14, $f14, $f10 \r\n"
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"paddsh $f2, $f2, $f10 \r\n"
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"paddsh $f14, $f14, $f16 \r\n"
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"paddsh $f2, $f2, $f4 \r\n"
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"psrah $f14, $f14, $f12 \r\n"
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"psrah $f2, $f2, $f12 \r\n"
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"packushb $f2, $f2, $f14 \r\n"
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"sdc1 $f2, %0 \r\n"
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: "=m"(*dst)
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: "m"(*src),"m"(*dst),"r"(weights),
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"r"(weightd),"r"(offset),"r"(log2_denom+1)
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);
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}
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}
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void ff_h264_weight_pixels4_8_mmi(uint8_t *block, int stride, int height,
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int log2_denom, int weight, int offset)
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{
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int y;
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offset <<= log2_denom;
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if (log2_denom)
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offset += 1 << (log2_denom - 1);
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for (y=0; y<height; y++, block+=stride) {
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__asm__ volatile (
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"lwc1 $f2, %0 \r\n"
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"mtc1 %1, $f6 \r\n"
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"mtc1 %2, $f8 \r\n"
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"mtc1 %3, $f10 \r\n"
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"dmtc1 $0, $f20 \r\n"
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"pshufh $f6, $f6, $f20 \r\n"
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"pshufh $f8, $f8, $f20 \r\n"
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"punpcklbh $f2, $f2, $f20 \r\n"
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"pmullh $f2, $f2, $f6 \r\n"
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"paddsh $f2, $f2, $f8 \r\n"
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"psrah $f2, $f2, $f10 \r\n"
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"packushb $f2, $f2, $f20 \r\n"
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"swc1 $f2, %0 \r\n"
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: "=m"(*block)
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: "r"(weight),"r"(offset),"r"(log2_denom)
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);
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}
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}
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void ff_h264_biweight_pixels4_8_mmi(uint8_t *dst, uint8_t *src,
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int stride, int height, int log2_denom, int weightd, int weights,
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int offset)
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{
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int y;
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offset = ((offset + 1) | 1) << log2_denom;
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for (y=0; y<height; y++, dst+=stride, src+=stride) {
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__asm__ volatile (
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"lwc1 $f2, %1 \r\n"
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"lwc1 $f4, %2 \r\n"
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"dmtc1 $0, $f20 \r\n"
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"mtc1 %3, $f6 \r\n"
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"mtc1 %4, $f8 \r\n"
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"mtc1 %5, $f10 \r\n"
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"mtc1 %6, $f12 \r\n"
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"pshufh $f6, $f6, $f20 \r\n"
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"pshufh $f8, $f8, $f20 \r\n"
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"pshufh $f10, $f10, $f20 \r\n"
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"punpcklbh $f2, $f2, $f20 \r\n"
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"punpcklbh $f4, $f4, $f20 \r\n"
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"pmullh $f2, $f2, $f6 \r\n"
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"pmullh $f4, $f4, $f8 \r\n"
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"paddsh $f2, $f2, $f10 \r\n"
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"paddsh $f2, $f2, $f4 \r\n"
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"psrah $f2, $f2, $f12 \r\n"
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"packushb $f2, $f2, $f20 \r\n"
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"swc1 $f2, %0 \r\n"
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: "=m"(*dst)
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: "m"(*src),"m"(*dst),"r"(weights),
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"r"(weightd),"r"(offset),"r"(log2_denom+1)
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);
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}
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}
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