forked from KolibriOS/kolibrios
258 lines
9.7 KiB
C
258 lines
9.7 KiB
C
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/*
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* DSP utils
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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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* gmc & q-pel & 32/64 bit based MC by 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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/**
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* @file
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* DSP utils
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*/
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#include "bit_depth_template.c"
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#if BIT_DEPTH == 8
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/* draw the edges of width 'w' of an image of size width, height */
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//FIXME check that this is ok for mpeg4 interlaced
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static void FUNCC(draw_edges)(uint8_t *p_buf, int p_wrap, int width, int height, int w, int h, int sides)
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{
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pixel *buf = (pixel*)p_buf;
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int wrap = p_wrap / sizeof(pixel);
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pixel *ptr, *last_line;
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int i;
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/* left and right */
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ptr = buf;
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for(i=0;i<height;i++) {
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memset(ptr - w, ptr[0], w);
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memset(ptr + width, ptr[width-1], w);
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ptr += wrap;
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}
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/* top and bottom + corners */
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buf -= w;
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last_line = buf + (height - 1) * wrap;
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if (sides & EDGE_TOP)
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for(i = 0; i < h; i++)
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memcpy(buf - (i + 1) * wrap, buf, (width + w + w) * sizeof(pixel)); // top
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if (sides & EDGE_BOTTOM)
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for (i = 0; i < h; i++)
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memcpy(last_line + (i + 1) * wrap, last_line, (width + w + w) * sizeof(pixel)); // bottom
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}
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#endif
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static void FUNCC(get_pixels)(int16_t *av_restrict block,
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const uint8_t *_pixels,
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int line_size)
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{
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const pixel *pixels = (const pixel *) _pixels;
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int i;
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/* read the pixels */
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for(i=0;i<8;i++) {
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block[0] = pixels[0];
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block[1] = pixels[1];
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block[2] = pixels[2];
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block[3] = pixels[3];
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block[4] = pixels[4];
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block[5] = pixels[5];
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block[6] = pixels[6];
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block[7] = pixels[7];
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pixels += line_size / sizeof(pixel);
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block += 8;
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}
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}
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#if BIT_DEPTH == 8
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static void FUNCC(clear_block)(int16_t *block)
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{
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memset(block, 0, sizeof(int16_t)*64);
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}
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static void FUNCC(clear_blocks)(int16_t *blocks)
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{
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memset(blocks, 0, sizeof(int16_t)*6*64);
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}
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#endif
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#if BIT_DEPTH == 8
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#include "hpel_template.c"
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#endif
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#define PIXOP2(OPNAME, OP) \
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static inline void FUNC(OPNAME ## _no_rnd_pixels8_l2)(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int dst_stride, \
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int src_stride1, int src_stride2, int h){\
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int i;\
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for(i=0; i<h; i++){\
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pixel4 a,b;\
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a= AV_RN4P(&src1[i*src_stride1 ]);\
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b= AV_RN4P(&src2[i*src_stride2 ]);\
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OP(*((pixel4*)&dst[i*dst_stride ]), no_rnd_avg_pixel4(a, b));\
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a= AV_RN4P(&src1[i*src_stride1+4*sizeof(pixel)]);\
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b= AV_RN4P(&src2[i*src_stride2+4*sizeof(pixel)]);\
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OP(*((pixel4*)&dst[i*dst_stride+4*sizeof(pixel)]), no_rnd_avg_pixel4(a, b));\
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}\
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}\
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\
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static inline void FUNC(OPNAME ## _no_rnd_pixels16_l2)(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int dst_stride, \
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int src_stride1, int src_stride2, int h){\
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FUNC(OPNAME ## _no_rnd_pixels8_l2)(dst , src1 , src2 , dst_stride, src_stride1, src_stride2, h);\
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FUNC(OPNAME ## _no_rnd_pixels8_l2)(dst+8*sizeof(pixel), src1+8*sizeof(pixel), src2+8*sizeof(pixel), dst_stride, src_stride1, src_stride2, h);\
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}\
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\
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static inline void FUNC(OPNAME ## _pixels8_l4)(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, const uint8_t *src3, const uint8_t *src4,\
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int dst_stride, int src_stride1, int src_stride2,int src_stride3,int src_stride4, int h){\
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/* FIXME HIGH BIT DEPTH */\
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int i;\
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for(i=0; i<h; i++){\
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uint32_t a, b, c, d, l0, l1, h0, h1;\
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a= AV_RN32(&src1[i*src_stride1]);\
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b= AV_RN32(&src2[i*src_stride2]);\
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c= AV_RN32(&src3[i*src_stride3]);\
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d= AV_RN32(&src4[i*src_stride4]);\
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l0= (a&0x03030303UL)\
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+ (b&0x03030303UL)\
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+ 0x02020202UL;\
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h0= ((a&0xFCFCFCFCUL)>>2)\
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+ ((b&0xFCFCFCFCUL)>>2);\
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l1= (c&0x03030303UL)\
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+ (d&0x03030303UL);\
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h1= ((c&0xFCFCFCFCUL)>>2)\
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+ ((d&0xFCFCFCFCUL)>>2);\
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OP(*((uint32_t*)&dst[i*dst_stride]), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\
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a= AV_RN32(&src1[i*src_stride1+4]);\
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b= AV_RN32(&src2[i*src_stride2+4]);\
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c= AV_RN32(&src3[i*src_stride3+4]);\
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d= AV_RN32(&src4[i*src_stride4+4]);\
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l0= (a&0x03030303UL)\
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+ (b&0x03030303UL)\
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+ 0x02020202UL;\
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h0= ((a&0xFCFCFCFCUL)>>2)\
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+ ((b&0xFCFCFCFCUL)>>2);\
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l1= (c&0x03030303UL)\
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+ (d&0x03030303UL);\
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h1= ((c&0xFCFCFCFCUL)>>2)\
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+ ((d&0xFCFCFCFCUL)>>2);\
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OP(*((uint32_t*)&dst[i*dst_stride+4]), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\
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}\
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}\
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\
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static inline void FUNC(OPNAME ## _no_rnd_pixels8_l4)(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, const uint8_t *src3, const uint8_t *src4,\
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int dst_stride, int src_stride1, int src_stride2,int src_stride3,int src_stride4, int h){\
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/* FIXME HIGH BIT DEPTH*/\
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int i;\
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for(i=0; i<h; i++){\
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uint32_t a, b, c, d, l0, l1, h0, h1;\
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a= AV_RN32(&src1[i*src_stride1]);\
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b= AV_RN32(&src2[i*src_stride2]);\
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c= AV_RN32(&src3[i*src_stride3]);\
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d= AV_RN32(&src4[i*src_stride4]);\
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l0= (a&0x03030303UL)\
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+ (b&0x03030303UL)\
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+ 0x01010101UL;\
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h0= ((a&0xFCFCFCFCUL)>>2)\
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+ ((b&0xFCFCFCFCUL)>>2);\
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l1= (c&0x03030303UL)\
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+ (d&0x03030303UL);\
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h1= ((c&0xFCFCFCFCUL)>>2)\
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+ ((d&0xFCFCFCFCUL)>>2);\
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OP(*((uint32_t*)&dst[i*dst_stride]), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\
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a= AV_RN32(&src1[i*src_stride1+4]);\
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b= AV_RN32(&src2[i*src_stride2+4]);\
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c= AV_RN32(&src3[i*src_stride3+4]);\
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d= AV_RN32(&src4[i*src_stride4+4]);\
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l0= (a&0x03030303UL)\
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+ (b&0x03030303UL)\
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+ 0x01010101UL;\
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h0= ((a&0xFCFCFCFCUL)>>2)\
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+ ((b&0xFCFCFCFCUL)>>2);\
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l1= (c&0x03030303UL)\
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+ (d&0x03030303UL);\
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h1= ((c&0xFCFCFCFCUL)>>2)\
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+ ((d&0xFCFCFCFCUL)>>2);\
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OP(*((uint32_t*)&dst[i*dst_stride+4]), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\
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}\
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}\
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static inline void FUNC(OPNAME ## _pixels16_l4)(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, const uint8_t *src3, const uint8_t *src4,\
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int dst_stride, int src_stride1, int src_stride2,int src_stride3,int src_stride4, int h){\
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FUNC(OPNAME ## _pixels8_l4)(dst , src1 , src2 , src3 , src4 , dst_stride, src_stride1, src_stride2, src_stride3, src_stride4, h);\
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FUNC(OPNAME ## _pixels8_l4)(dst+8*sizeof(pixel), src1+8*sizeof(pixel), src2+8*sizeof(pixel), src3+8*sizeof(pixel), src4+8*sizeof(pixel), dst_stride, src_stride1, src_stride2, src_stride3, src_stride4, h);\
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}\
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static inline void FUNC(OPNAME ## _no_rnd_pixels16_l4)(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, const uint8_t *src3, const uint8_t *src4,\
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int dst_stride, int src_stride1, int src_stride2,int src_stride3,int src_stride4, int h){\
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FUNC(OPNAME ## _no_rnd_pixels8_l4)(dst , src1 , src2 , src3 , src4 , dst_stride, src_stride1, src_stride2, src_stride3, src_stride4, h);\
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FUNC(OPNAME ## _no_rnd_pixels8_l4)(dst+8*sizeof(pixel), src1+8*sizeof(pixel), src2+8*sizeof(pixel), src3+8*sizeof(pixel), src4+8*sizeof(pixel), dst_stride, src_stride1, src_stride2, src_stride3, src_stride4, h);\
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}\
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\
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static inline void FUNCC(OPNAME ## _pixels8_xy2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)\
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{\
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/* FIXME HIGH BIT DEPTH */\
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int j;\
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for(j=0; j<2; j++){\
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int i;\
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const uint32_t a= AV_RN32(pixels );\
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const uint32_t b= AV_RN32(pixels+1);\
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uint32_t l0= (a&0x03030303UL)\
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+ (b&0x03030303UL)\
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+ 0x02020202UL;\
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uint32_t h0= ((a&0xFCFCFCFCUL)>>2)\
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+ ((b&0xFCFCFCFCUL)>>2);\
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uint32_t l1,h1;\
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\
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pixels+=line_size;\
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for(i=0; i<h; i+=2){\
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uint32_t a= AV_RN32(pixels );\
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uint32_t b= AV_RN32(pixels+1);\
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l1= (a&0x03030303UL)\
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+ (b&0x03030303UL);\
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h1= ((a&0xFCFCFCFCUL)>>2)\
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+ ((b&0xFCFCFCFCUL)>>2);\
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OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\
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pixels+=line_size;\
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block +=line_size;\
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a= AV_RN32(pixels );\
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b= AV_RN32(pixels+1);\
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l0= (a&0x03030303UL)\
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+ (b&0x03030303UL)\
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+ 0x02020202UL;\
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h0= ((a&0xFCFCFCFCUL)>>2)\
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+ ((b&0xFCFCFCFCUL)>>2);\
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OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\
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pixels+=line_size;\
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block +=line_size;\
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}\
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pixels+=4-line_size*(h+1);\
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block +=4-line_size*h;\
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}\
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}\
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\
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CALL_2X_PIXELS(FUNCC(OPNAME ## _pixels16_xy2), FUNCC(OPNAME ## _pixels8_xy2), 8*sizeof(pixel))\
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#define op_avg(a, b) a = rnd_avg_pixel4(a, b)
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#define op_put(a, b) a = b
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#if BIT_DEPTH == 8
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#define put_no_rnd_pixels8_8_c put_pixels8_8_c
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PIXOP2(avg, op_avg)
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PIXOP2(put, op_put)
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#endif
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#undef op_avg
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#undef op_put
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