mirror of
https://github.com/pineappleEA/pineapple-src.git
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211 lines
7.0 KiB
C
Executable File
211 lines
7.0 KiB
C
Executable File
/*
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* Copyright (c) 2000, 2001 Fabrice Bellard
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* Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
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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 <stddef.h>
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#include "libavutil/avassert.h"
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#include "bit_depth_template.c"
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#define H264_CHROMA_MC(OPNAME, OP)\
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static void FUNCC(OPNAME ## h264_chroma_mc1)(uint8_t *_dst /*align 8*/, uint8_t *_src /*align 1*/, ptrdiff_t stride, int h, int x, int y){\
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pixel *dst = (pixel*)_dst;\
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pixel *src = (pixel*)_src;\
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const int A=(8-x)*(8-y);\
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const int B=( x)*(8-y);\
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const int C=(8-x)*( y);\
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const int D=( x)*( y);\
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int i;\
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stride >>= sizeof(pixel)-1;\
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\
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av_assert2(x<8 && y<8 && x>=0 && y>=0);\
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\
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if(D){\
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for(i=0; i<h; i++){\
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OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1]));\
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dst+= stride;\
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src+= stride;\
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}\
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} else if (B + C) {\
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const int E= B+C;\
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const int step= C ? stride : 1;\
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for(i=0; i<h; i++){\
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OP(dst[0], (A*src[0] + E*src[step+0]));\
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dst+= stride;\
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src+= stride;\
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}\
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} else {\
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for(i=0; i<h; i++){\
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OP(dst[0], (A*src[0]));\
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dst+= stride;\
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src+= stride;\
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}\
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}\
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}\
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static void FUNCC(OPNAME ## h264_chroma_mc2)(uint8_t *_dst /*align 8*/, uint8_t *_src /*align 1*/, ptrdiff_t stride, int h, int x, int y)\
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{\
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pixel *dst = (pixel*)_dst;\
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pixel *src = (pixel*)_src;\
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const int A=(8-x)*(8-y);\
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const int B=( x)*(8-y);\
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const int C=(8-x)*( y);\
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const int D=( x)*( y);\
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int i;\
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stride >>= sizeof(pixel)-1;\
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\
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av_assert2(x<8 && y<8 && x>=0 && y>=0);\
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\
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if(D){\
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for(i=0; i<h; i++){\
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OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1]));\
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OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2]));\
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dst+= stride;\
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src+= stride;\
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}\
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} else if (B + C) {\
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const int E= B+C;\
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const ptrdiff_t step = C ? stride : 1;\
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for(i=0; i<h; i++){\
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OP(dst[0], (A*src[0] + E*src[step+0]));\
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OP(dst[1], (A*src[1] + E*src[step+1]));\
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dst+= stride;\
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src+= stride;\
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}\
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} else {\
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for ( i = 0; i < h; i++){\
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OP(dst[0], A * src[0]);\
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OP(dst[1], A * src[1]);\
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dst += stride;\
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src += stride;\
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}\
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}\
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}\
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\
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static void FUNCC(OPNAME ## h264_chroma_mc4)(uint8_t *_dst /*align 8*/, uint8_t *_src /*align 1*/, ptrdiff_t stride, int h, int x, int y)\
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{\
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pixel *dst = (pixel*)_dst;\
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pixel *src = (pixel*)_src;\
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const int A=(8-x)*(8-y);\
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const int B=( x)*(8-y);\
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const int C=(8-x)*( y);\
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const int D=( x)*( y);\
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int i;\
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stride >>= sizeof(pixel)-1;\
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\
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av_assert2(x<8 && y<8 && x>=0 && y>=0);\
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\
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if(D){\
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for(i=0; i<h; i++){\
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OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1]));\
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OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2]));\
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OP(dst[2], (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3]));\
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OP(dst[3], (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4]));\
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dst+= stride;\
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src+= stride;\
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}\
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} else if (B + C) {\
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const int E= B+C;\
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const ptrdiff_t step = C ? stride : 1;\
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for(i=0; i<h; i++){\
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OP(dst[0], (A*src[0] + E*src[step+0]));\
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OP(dst[1], (A*src[1] + E*src[step+1]));\
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OP(dst[2], (A*src[2] + E*src[step+2]));\
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OP(dst[3], (A*src[3] + E*src[step+3]));\
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dst+= stride;\
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src+= stride;\
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}\
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} else {\
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for ( i = 0; i < h; i++){\
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OP(dst[0], A * src[0]);\
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OP(dst[1], A * src[1]);\
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OP(dst[2], A * src[2]);\
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OP(dst[3], A * src[3]);\
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dst += stride;\
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src += stride;\
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}\
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}\
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}\
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\
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static void FUNCC(OPNAME ## h264_chroma_mc8)(uint8_t *_dst /*align 8*/, uint8_t *_src /*align 1*/, ptrdiff_t stride, int h, int x, int y)\
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{\
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pixel *dst = (pixel*)_dst;\
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pixel *src = (pixel*)_src;\
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const int A=(8-x)*(8-y);\
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const int B=( x)*(8-y);\
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const int C=(8-x)*( y);\
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const int D=( x)*( y);\
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int i;\
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stride >>= sizeof(pixel)-1;\
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\
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av_assert2(x<8 && y<8 && x>=0 && y>=0);\
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\
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if(D){\
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for(i=0; i<h; i++){\
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OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1]));\
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OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2]));\
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OP(dst[2], (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3]));\
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OP(dst[3], (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4]));\
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OP(dst[4], (A*src[4] + B*src[5] + C*src[stride+4] + D*src[stride+5]));\
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OP(dst[5], (A*src[5] + B*src[6] + C*src[stride+5] + D*src[stride+6]));\
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OP(dst[6], (A*src[6] + B*src[7] + C*src[stride+6] + D*src[stride+7]));\
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OP(dst[7], (A*src[7] + B*src[8] + C*src[stride+7] + D*src[stride+8]));\
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dst+= stride;\
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src+= stride;\
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}\
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} else if (B + C) {\
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const int E= B+C;\
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const ptrdiff_t step = C ? stride : 1;\
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for(i=0; i<h; i++){\
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OP(dst[0], (A*src[0] + E*src[step+0]));\
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OP(dst[1], (A*src[1] + E*src[step+1]));\
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OP(dst[2], (A*src[2] + E*src[step+2]));\
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OP(dst[3], (A*src[3] + E*src[step+3]));\
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OP(dst[4], (A*src[4] + E*src[step+4]));\
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OP(dst[5], (A*src[5] + E*src[step+5]));\
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OP(dst[6], (A*src[6] + E*src[step+6]));\
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OP(dst[7], (A*src[7] + E*src[step+7]));\
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dst+= stride;\
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src+= stride;\
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}\
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} else {\
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for ( i = 0; i < h; i++){\
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OP(dst[0], A * src[0]);\
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OP(dst[1], A * src[1]);\
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OP(dst[2], A * src[2]);\
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OP(dst[3], A * src[3]);\
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OP(dst[4], A * src[4]);\
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OP(dst[5], A * src[5]);\
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OP(dst[6], A * src[6]);\
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OP(dst[7], A * src[7]);\
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dst += stride;\
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src += stride;\
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}\
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}\
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}
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#define op_avg(a, b) a = (((a)+(((b) + 32)>>6)+1)>>1)
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#define op_put(a, b) a = (((b) + 32)>>6)
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H264_CHROMA_MC(put_ , op_put)
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H264_CHROMA_MC(avg_ , op_avg)
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#undef op_avg
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#undef op_put
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