/* * Half-pel DSP functions. * Copyright (c) 2000, 2001 Fabrice Bellard * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> * * gmc & q-pel & 32/64 bit based MC by Michael Niedermayer <michaelni@gmx.at> * * This file is part of Libav. * * Libav is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * Libav is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with Libav; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ /** * @file * Half-pel DSP functions. */ #include "bit_depth_template.c" #include "hpel_template.c" #define PIXOP2(OPNAME, OP) \ static inline void FUNC(OPNAME ## _no_rnd_pixels8_l2)(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int dst_stride, \ int src_stride1, int src_stride2, int h){\ int i;\ for(i=0; i<h; i++){\ pixel4 a,b;\ a= AV_RN4P(&src1[i*src_stride1 ]);\ b= AV_RN4P(&src2[i*src_stride2 ]);\ OP(*((pixel4*)&dst[i*dst_stride ]), no_rnd_avg_pixel4(a, b));\ a= AV_RN4P(&src1[i*src_stride1+4*sizeof(pixel)]);\ b= AV_RN4P(&src2[i*src_stride2+4*sizeof(pixel)]);\ OP(*((pixel4*)&dst[i*dst_stride+4*sizeof(pixel)]), no_rnd_avg_pixel4(a, b));\ }\ }\ \ static inline void FUNCC(OPNAME ## _no_rnd_pixels8_x2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h){\ FUNC(OPNAME ## _no_rnd_pixels8_l2)(block, pixels, pixels+sizeof(pixel), line_size, line_size, line_size, h);\ }\ \ static inline void FUNCC(OPNAME ## _pixels8_x2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h){\ FUNC(OPNAME ## _pixels8_l2)(block, pixels, pixels+sizeof(pixel), line_size, line_size, line_size, h);\ }\ \ static inline void FUNCC(OPNAME ## _no_rnd_pixels8_y2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h){\ FUNC(OPNAME ## _no_rnd_pixels8_l2)(block, pixels, pixels+line_size, line_size, line_size, line_size, h);\ }\ \ static inline void FUNCC(OPNAME ## _pixels8_y2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h){\ FUNC(OPNAME ## _pixels8_l2)(block, pixels, pixels+line_size, line_size, line_size, line_size, h);\ }\ \ static inline void FUNCC(OPNAME ## _pixels4_x2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h){\ FUNC(OPNAME ## _pixels4_l2)(block, pixels, pixels+sizeof(pixel), line_size, line_size, line_size, h);\ }\ \ static inline void FUNCC(OPNAME ## _pixels4_y2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h){\ FUNC(OPNAME ## _pixels4_l2)(block, pixels, pixels+line_size, line_size, line_size, line_size, h);\ }\ \ static inline void FUNCC(OPNAME ## _pixels2_x2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h){\ FUNC(OPNAME ## _pixels2_l2)(block, pixels, pixels+sizeof(pixel), line_size, line_size, line_size, h);\ }\ \ static inline void FUNCC(OPNAME ## _pixels2_y2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h){\ FUNC(OPNAME ## _pixels2_l2)(block, pixels, pixels+line_size, line_size, line_size, line_size, h);\ }\ \ static inline void FUNCC(OPNAME ## _pixels2_xy2)(uint8_t *_block, const uint8_t *_pixels, ptrdiff_t line_size, int h)\ {\ int i, a0, b0, a1, b1;\ pixel *block = (pixel*)_block;\ const pixel *pixels = (const pixel*)_pixels;\ line_size /= sizeof(pixel);\ a0= pixels[0];\ b0= pixels[1] + 2;\ a0 += b0;\ b0 += pixels[2];\ \ pixels+=line_size;\ for(i=0; i<h; i+=2){\ a1= pixels[0];\ b1= pixels[1];\ a1 += b1;\ b1 += pixels[2];\ \ block[0]= (a1+a0)>>2; /* FIXME non put */\ block[1]= (b1+b0)>>2;\ \ pixels+=line_size;\ block +=line_size;\ \ a0= pixels[0];\ b0= pixels[1] + 2;\ a0 += b0;\ b0 += pixels[2];\ \ block[0]= (a1+a0)>>2;\ block[1]= (b1+b0)>>2;\ pixels+=line_size;\ block +=line_size;\ }\ }\ \ static inline void FUNCC(OPNAME ## _pixels4_xy2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)\ {\ /* FIXME HIGH BIT DEPTH */\ int i;\ const uint32_t a= AV_RN32(pixels );\ const uint32_t b= AV_RN32(pixels+1);\ uint32_t l0= (a&0x03030303UL)\ + (b&0x03030303UL)\ + 0x02020202UL;\ uint32_t h0= ((a&0xFCFCFCFCUL)>>2)\ + ((b&0xFCFCFCFCUL)>>2);\ uint32_t l1,h1;\ \ pixels+=line_size;\ for(i=0; i<h; i+=2){\ uint32_t a= AV_RN32(pixels );\ uint32_t b= AV_RN32(pixels+1);\ l1= (a&0x03030303UL)\ + (b&0x03030303UL);\ h1= ((a&0xFCFCFCFCUL)>>2)\ + ((b&0xFCFCFCFCUL)>>2);\ OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\ pixels+=line_size;\ block +=line_size;\ a= AV_RN32(pixels );\ b= AV_RN32(pixels+1);\ l0= (a&0x03030303UL)\ + (b&0x03030303UL)\ + 0x02020202UL;\ h0= ((a&0xFCFCFCFCUL)>>2)\ + ((b&0xFCFCFCFCUL)>>2);\ OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\ pixels+=line_size;\ block +=line_size;\ }\ }\ \ static inline void FUNCC(OPNAME ## _pixels8_xy2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)\ {\ /* FIXME HIGH BIT DEPTH */\ int j;\ for(j=0; j<2; j++){\ int i;\ const uint32_t a= AV_RN32(pixels );\ const uint32_t b= AV_RN32(pixels+1);\ uint32_t l0= (a&0x03030303UL)\ + (b&0x03030303UL)\ + 0x02020202UL;\ uint32_t h0= ((a&0xFCFCFCFCUL)>>2)\ + ((b&0xFCFCFCFCUL)>>2);\ uint32_t l1,h1;\ \ pixels+=line_size;\ for(i=0; i<h; i+=2){\ uint32_t a= AV_RN32(pixels );\ uint32_t b= AV_RN32(pixels+1);\ l1= (a&0x03030303UL)\ + (b&0x03030303UL);\ h1= ((a&0xFCFCFCFCUL)>>2)\ + ((b&0xFCFCFCFCUL)>>2);\ OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\ pixels+=line_size;\ block +=line_size;\ a= AV_RN32(pixels );\ b= AV_RN32(pixels+1);\ l0= (a&0x03030303UL)\ + (b&0x03030303UL)\ + 0x02020202UL;\ h0= ((a&0xFCFCFCFCUL)>>2)\ + ((b&0xFCFCFCFCUL)>>2);\ OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\ pixels+=line_size;\ block +=line_size;\ }\ pixels+=4-line_size*(h+1);\ block +=4-line_size*h;\ }\ }\ \ static inline void FUNCC(OPNAME ## _no_rnd_pixels8_xy2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)\ {\ /* FIXME HIGH BIT DEPTH */\ int j;\ for(j=0; j<2; j++){\ int i;\ const uint32_t a= AV_RN32(pixels );\ const uint32_t b= AV_RN32(pixels+1);\ uint32_t l0= (a&0x03030303UL)\ + (b&0x03030303UL)\ + 0x01010101UL;\ uint32_t h0= ((a&0xFCFCFCFCUL)>>2)\ + ((b&0xFCFCFCFCUL)>>2);\ uint32_t l1,h1;\ \ pixels+=line_size;\ for(i=0; i<h; i+=2){\ uint32_t a= AV_RN32(pixels );\ uint32_t b= AV_RN32(pixels+1);\ l1= (a&0x03030303UL)\ + (b&0x03030303UL);\ h1= ((a&0xFCFCFCFCUL)>>2)\ + ((b&0xFCFCFCFCUL)>>2);\ OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\ pixels+=line_size;\ block +=line_size;\ a= AV_RN32(pixels );\ b= AV_RN32(pixels+1);\ l0= (a&0x03030303UL)\ + (b&0x03030303UL)\ + 0x01010101UL;\ h0= ((a&0xFCFCFCFCUL)>>2)\ + ((b&0xFCFCFCFCUL)>>2);\ OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\ pixels+=line_size;\ block +=line_size;\ }\ pixels+=4-line_size*(h+1);\ block +=4-line_size*h;\ }\ }\ \ CALL_2X_PIXELS(FUNCC(OPNAME ## _pixels16_x2) , FUNCC(OPNAME ## _pixels8_x2) , 8*sizeof(pixel))\ CALL_2X_PIXELS(FUNCC(OPNAME ## _pixels16_y2) , FUNCC(OPNAME ## _pixels8_y2) , 8*sizeof(pixel))\ CALL_2X_PIXELS(FUNCC(OPNAME ## _pixels16_xy2), FUNCC(OPNAME ## _pixels8_xy2), 8*sizeof(pixel))\ av_unused CALL_2X_PIXELS(FUNCC(OPNAME ## _no_rnd_pixels16) , FUNCC(OPNAME ## _pixels8) , 8*sizeof(pixel))\ CALL_2X_PIXELS(FUNCC(OPNAME ## _no_rnd_pixels16_x2) , FUNCC(OPNAME ## _no_rnd_pixels8_x2) , 8*sizeof(pixel))\ CALL_2X_PIXELS(FUNCC(OPNAME ## _no_rnd_pixels16_y2) , FUNCC(OPNAME ## _no_rnd_pixels8_y2) , 8*sizeof(pixel))\ CALL_2X_PIXELS(FUNCC(OPNAME ## _no_rnd_pixels16_xy2), FUNCC(OPNAME ## _no_rnd_pixels8_xy2), 8*sizeof(pixel))\ #define op_avg(a, b) a = rnd_avg_pixel4(a, b) #define op_put(a, b) a = b #if BIT_DEPTH == 8 #define put_no_rnd_pixels8_8_c put_pixels8_8_c PIXOP2(avg, op_avg) PIXOP2(put, op_put) #endif #undef op_avg #undef op_put