/* * DSP utils mmx functions are compiled twice for rnd/no_rnd * Copyright (c) 2000, 2001 Fabrice Bellard * Copyright (c) 2003-2004 Michael Niedermayer * * MMX optimization by Nick Kurshev * mostly rewritten by Michael Niedermayer * and improved by Zdenek Kabelac * * 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 */ // put_pixels static void DEF(put, pixels8_x2)(uint8_t *block, const uint8_t *pixels, int line_size, int h) { MOVQ_BFE(mm6); __asm__ volatile( "lea (%3, %3), %%"REG_a" \n\t" ".p2align 3 \n\t" "1: \n\t" "movq (%1), %%mm0 \n\t" "movq 1(%1), %%mm1 \n\t" "movq (%1, %3), %%mm2 \n\t" "movq 1(%1, %3), %%mm3 \n\t" PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5) "movq %%mm4, (%2) \n\t" "movq %%mm5, (%2, %3) \n\t" "add %%"REG_a", %1 \n\t" "add %%"REG_a", %2 \n\t" "movq (%1), %%mm0 \n\t" "movq 1(%1), %%mm1 \n\t" "movq (%1, %3), %%mm2 \n\t" "movq 1(%1, %3), %%mm3 \n\t" PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5) "movq %%mm4, (%2) \n\t" "movq %%mm5, (%2, %3) \n\t" "add %%"REG_a", %1 \n\t" "add %%"REG_a", %2 \n\t" "subl $4, %0 \n\t" "jnz 1b \n\t" :"+g"(h), "+S"(pixels), "+D"(block) :"r"((x86_reg)line_size) :REG_a, "memory"); } static void av_unused DEF(put, pixels8_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h) { MOVQ_BFE(mm6); __asm__ volatile( "testl $1, %0 \n\t" " jz 1f \n\t" "movq (%1), %%mm0 \n\t" "movq (%2), %%mm1 \n\t" "add %4, %1 \n\t" "add $8, %2 \n\t" PAVGB(%%mm0, %%mm1, %%mm4, %%mm6) "movq %%mm4, (%3) \n\t" "add %5, %3 \n\t" "decl %0 \n\t" ".p2align 3 \n\t" "1: \n\t" "movq (%1), %%mm0 \n\t" "movq (%2), %%mm1 \n\t" "add %4, %1 \n\t" "movq (%1), %%mm2 \n\t" "movq 8(%2), %%mm3 \n\t" "add %4, %1 \n\t" PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5) "movq %%mm4, (%3) \n\t" "add %5, %3 \n\t" "movq %%mm5, (%3) \n\t" "add %5, %3 \n\t" "movq (%1), %%mm0 \n\t" "movq 16(%2), %%mm1 \n\t" "add %4, %1 \n\t" "movq (%1), %%mm2 \n\t" "movq 24(%2), %%mm3 \n\t" "add %4, %1 \n\t" "add $32, %2 \n\t" PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5) "movq %%mm4, (%3) \n\t" "add %5, %3 \n\t" "movq %%mm5, (%3) \n\t" "add %5, %3 \n\t" "subl $4, %0 \n\t" "jnz 1b \n\t" #if !HAVE_EBX_AVAILABLE //Note "+bm" and "+mb" are buggy too (with gcc 3.2.2 at least) and cannot be used :"+m"(h), "+a"(src1), "+c"(src2), "+d"(dst) #else :"+b"(h), "+a"(src1), "+c"(src2), "+d"(dst) #endif :"S"((x86_reg)src1Stride), "D"((x86_reg)dstStride) :"memory"); } static void DEF(put, pixels16_x2)(uint8_t *block, const uint8_t *pixels, int line_size, int h) { MOVQ_BFE(mm6); __asm__ volatile( "lea (%3, %3), %%"REG_a" \n\t" ".p2align 3 \n\t" "1: \n\t" "movq (%1), %%mm0 \n\t" "movq 1(%1), %%mm1 \n\t" "movq (%1, %3), %%mm2 \n\t" "movq 1(%1, %3), %%mm3 \n\t" PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5) "movq %%mm4, (%2) \n\t" "movq %%mm5, (%2, %3) \n\t" "movq 8(%1), %%mm0 \n\t" "movq 9(%1), %%mm1 \n\t" "movq 8(%1, %3), %%mm2 \n\t" "movq 9(%1, %3), %%mm3 \n\t" PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5) "movq %%mm4, 8(%2) \n\t" "movq %%mm5, 8(%2, %3) \n\t" "add %%"REG_a", %1 \n\t" "add %%"REG_a", %2 \n\t" "movq (%1), %%mm0 \n\t" "movq 1(%1), %%mm1 \n\t" "movq (%1, %3), %%mm2 \n\t" "movq 1(%1, %3), %%mm3 \n\t" PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5) "movq %%mm4, (%2) \n\t" "movq %%mm5, (%2, %3) \n\t" "movq 8(%1), %%mm0 \n\t" "movq 9(%1), %%mm1 \n\t" "movq 8(%1, %3), %%mm2 \n\t" "movq 9(%1, %3), %%mm3 \n\t" PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5) "movq %%mm4, 8(%2) \n\t" "movq %%mm5, 8(%2, %3) \n\t" "add %%"REG_a", %1 \n\t" "add %%"REG_a", %2 \n\t" "subl $4, %0 \n\t" "jnz 1b \n\t" :"+g"(h), "+S"(pixels), "+D"(block) :"r"((x86_reg)line_size) :REG_a, "memory"); } static void av_unused DEF(put, pixels16_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h) { MOVQ_BFE(mm6); __asm__ volatile( "testl $1, %0 \n\t" " jz 1f \n\t" "movq (%1), %%mm0 \n\t" "movq (%2), %%mm1 \n\t" "movq 8(%1), %%mm2 \n\t" "movq 8(%2), %%mm3 \n\t" "add %4, %1 \n\t" "add $16, %2 \n\t" PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5) "movq %%mm4, (%3) \n\t" "movq %%mm5, 8(%3) \n\t" "add %5, %3 \n\t" "decl %0 \n\t" ".p2align 3 \n\t" "1: \n\t" "movq (%1), %%mm0 \n\t" "movq (%2), %%mm1 \n\t" "movq 8(%1), %%mm2 \n\t" "movq 8(%2), %%mm3 \n\t" "add %4, %1 \n\t" PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5) "movq %%mm4, (%3) \n\t" "movq %%mm5, 8(%3) \n\t" "add %5, %3 \n\t" "movq (%1), %%mm0 \n\t" "movq 16(%2), %%mm1 \n\t" "movq 8(%1), %%mm2 \n\t" "movq 24(%2), %%mm3 \n\t" "add %4, %1 \n\t" PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5) "movq %%mm4, (%3) \n\t" "movq %%mm5, 8(%3) \n\t" "add %5, %3 \n\t" "add $32, %2 \n\t" "subl $2, %0 \n\t" "jnz 1b \n\t" #if !HAVE_EBX_AVAILABLE //Note "+bm" and "+mb" are buggy too (with gcc 3.2.2 at least) and cannot be used :"+m"(h), "+a"(src1), "+c"(src2), "+d"(dst) #else :"+b"(h), "+a"(src1), "+c"(src2), "+d"(dst) #endif :"S"((x86_reg)src1Stride), "D"((x86_reg)dstStride) :"memory"); } static void DEF(put, pixels8_y2)(uint8_t *block, const uint8_t *pixels, int line_size, int h) { MOVQ_BFE(mm6); __asm__ volatile( "lea (%3, %3), %%"REG_a" \n\t" "movq (%1), %%mm0 \n\t" ".p2align 3 \n\t" "1: \n\t" "movq (%1, %3), %%mm1 \n\t" "movq (%1, %%"REG_a"),%%mm2 \n\t" PAVGBP(%%mm1, %%mm0, %%mm4, %%mm2, %%mm1, %%mm5) "movq %%mm4, (%2) \n\t" "movq %%mm5, (%2, %3) \n\t" "add %%"REG_a", %1 \n\t" "add %%"REG_a", %2 \n\t" "movq (%1, %3), %%mm1 \n\t" "movq (%1, %%"REG_a"),%%mm0 \n\t" PAVGBP(%%mm1, %%mm2, %%mm4, %%mm0, %%mm1, %%mm5) "movq %%mm4, (%2) \n\t" "movq %%mm5, (%2, %3) \n\t" "add %%"REG_a", %1 \n\t" "add %%"REG_a", %2 \n\t" "subl $4, %0 \n\t" "jnz 1b \n\t" :"+g"(h), "+S"(pixels), "+D"(block) :"r"((x86_reg)line_size) :REG_a, "memory"); } static void DEF(put, pixels8_xy2)(uint8_t *block, const uint8_t *pixels, int line_size, int h) { MOVQ_ZERO(mm7); SET_RND(mm6); // =2 for rnd and =1 for no_rnd version __asm__ volatile( "movq (%1), %%mm0 \n\t" "movq 1(%1), %%mm4 \n\t" "movq %%mm0, %%mm1 \n\t" "movq %%mm4, %%mm5 \n\t" "punpcklbw %%mm7, %%mm0 \n\t" "punpcklbw %%mm7, %%mm4 \n\t" "punpckhbw %%mm7, %%mm1 \n\t" "punpckhbw %%mm7, %%mm5 \n\t" "paddusw %%mm0, %%mm4 \n\t" "paddusw %%mm1, %%mm5 \n\t" "xor %%"REG_a", %%"REG_a" \n\t" "add %3, %1 \n\t" ".p2align 3 \n\t" "1: \n\t" "movq (%1, %%"REG_a"), %%mm0 \n\t" "movq 1(%1, %%"REG_a"), %%mm2 \n\t" "movq %%mm0, %%mm1 \n\t" "movq %%mm2, %%mm3 \n\t" "punpcklbw %%mm7, %%mm0 \n\t" "punpcklbw %%mm7, %%mm2 \n\t" "punpckhbw %%mm7, %%mm1 \n\t" "punpckhbw %%mm7, %%mm3 \n\t" "paddusw %%mm2, %%mm0 \n\t" "paddusw %%mm3, %%mm1 \n\t" "paddusw %%mm6, %%mm4 \n\t" "paddusw %%mm6, %%mm5 \n\t" "paddusw %%mm0, %%mm4 \n\t" "paddusw %%mm1, %%mm5 \n\t" "psrlw $2, %%mm4 \n\t" "psrlw $2, %%mm5 \n\t" "packuswb %%mm5, %%mm4 \n\t" "movq %%mm4, (%2, %%"REG_a") \n\t" "add %3, %%"REG_a" \n\t" "movq (%1, %%"REG_a"), %%mm2 \n\t" // 0 <-> 2 1 <-> 3 "movq 1(%1, %%"REG_a"), %%mm4 \n\t" "movq %%mm2, %%mm3 \n\t" "movq %%mm4, %%mm5 \n\t" "punpcklbw %%mm7, %%mm2 \n\t" "punpcklbw %%mm7, %%mm4 \n\t" "punpckhbw %%mm7, %%mm3 \n\t" "punpckhbw %%mm7, %%mm5 \n\t" "paddusw %%mm2, %%mm4 \n\t" "paddusw %%mm3, %%mm5 \n\t" "paddusw %%mm6, %%mm0 \n\t" "paddusw %%mm6, %%mm1 \n\t" "paddusw %%mm4, %%mm0 \n\t" "paddusw %%mm5, %%mm1 \n\t" "psrlw $2, %%mm0 \n\t" "psrlw $2, %%mm1 \n\t" "packuswb %%mm1, %%mm0 \n\t" "movq %%mm0, (%2, %%"REG_a") \n\t" "add %3, %%"REG_a" \n\t" "subl $2, %0 \n\t" "jnz 1b \n\t" :"+g"(h), "+S"(pixels) :"D"(block), "r"((x86_reg)line_size) :REG_a, "memory"); } // avg_pixels static void av_unused DEF(avg, pixels4)(uint8_t *block, const uint8_t *pixels, int line_size, int h) { MOVQ_BFE(mm6); JUMPALIGN(); do { __asm__ volatile( "movd %0, %%mm0 \n\t" "movd %1, %%mm1 \n\t" OP_AVG(%%mm0, %%mm1, %%mm2, %%mm6) "movd %%mm2, %0 \n\t" :"+m"(*block) :"m"(*pixels) :"memory"); pixels += line_size; block += line_size; } while (--h); } #ifndef NO_RND // in case more speed is needed - unroling would certainly help static void DEF(avg, pixels8)(uint8_t *block, const uint8_t *pixels, int line_size, int h) { MOVQ_BFE(mm6); JUMPALIGN(); do { __asm__ volatile( "movq %0, %%mm0 \n\t" "movq %1, %%mm1 \n\t" OP_AVG(%%mm0, %%mm1, %%mm2, %%mm6) "movq %%mm2, %0 \n\t" :"+m"(*block) :"m"(*pixels) :"memory"); pixels += line_size; block += line_size; } while (--h); } #endif // NO_RND static void DEF(avg, pixels16)(uint8_t *block, const uint8_t *pixels, int line_size, int h) { MOVQ_BFE(mm6); JUMPALIGN(); do { __asm__ volatile( "movq %0, %%mm0 \n\t" "movq %1, %%mm1 \n\t" OP_AVG(%%mm0, %%mm1, %%mm2, %%mm6) "movq %%mm2, %0 \n\t" "movq 8%0, %%mm0 \n\t" "movq 8%1, %%mm1 \n\t" OP_AVG(%%mm0, %%mm1, %%mm2, %%mm6) "movq %%mm2, 8%0 \n\t" :"+m"(*block) :"m"(*pixels) :"memory"); pixels += line_size; block += line_size; } while (--h); } #ifndef NO_RND static void DEF(avg, pixels8_x2)(uint8_t *block, const uint8_t *pixels, int line_size, int h) { MOVQ_BFE(mm6); JUMPALIGN(); do { __asm__ volatile( "movq %1, %%mm0 \n\t" "movq 1%1, %%mm1 \n\t" "movq %0, %%mm3 \n\t" PAVGB(%%mm0, %%mm1, %%mm2, %%mm6) OP_AVG(%%mm3, %%mm2, %%mm0, %%mm6) "movq %%mm0, %0 \n\t" :"+m"(*block) :"m"(*pixels) :"memory"); pixels += line_size; block += line_size; } while (--h); } #endif // NO_RND static av_unused void DEF(avg, pixels8_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h) { MOVQ_BFE(mm6); JUMPALIGN(); do { __asm__ volatile( "movq %1, %%mm0 \n\t" "movq %2, %%mm1 \n\t" "movq %0, %%mm3 \n\t" PAVGB(%%mm0, %%mm1, %%mm2, %%mm6) OP_AVG(%%mm3, %%mm2, %%mm0, %%mm6) "movq %%mm0, %0 \n\t" :"+m"(*dst) :"m"(*src1), "m"(*src2) :"memory"); dst += dstStride; src1 += src1Stride; src2 += 8; } while (--h); } static void DEF(avg, pixels16_x2)(uint8_t *block, const uint8_t *pixels, int line_size, int h) { MOVQ_BFE(mm6); JUMPALIGN(); do { __asm__ volatile( "movq %1, %%mm0 \n\t" "movq 1%1, %%mm1 \n\t" "movq %0, %%mm3 \n\t" PAVGB(%%mm0, %%mm1, %%mm2, %%mm6) OP_AVG(%%mm3, %%mm2, %%mm0, %%mm6) "movq %%mm0, %0 \n\t" "movq 8%1, %%mm0 \n\t" "movq 9%1, %%mm1 \n\t" "movq 8%0, %%mm3 \n\t" PAVGB(%%mm0, %%mm1, %%mm2, %%mm6) OP_AVG(%%mm3, %%mm2, %%mm0, %%mm6) "movq %%mm0, 8%0 \n\t" :"+m"(*block) :"m"(*pixels) :"memory"); pixels += line_size; block += line_size; } while (--h); } static av_unused void DEF(avg, pixels16_l2)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h) { MOVQ_BFE(mm6); JUMPALIGN(); do { __asm__ volatile( "movq %1, %%mm0 \n\t" "movq %2, %%mm1 \n\t" "movq %0, %%mm3 \n\t" PAVGB(%%mm0, %%mm1, %%mm2, %%mm6) OP_AVG(%%mm3, %%mm2, %%mm0, %%mm6) "movq %%mm0, %0 \n\t" "movq 8%1, %%mm0 \n\t" "movq 8%2, %%mm1 \n\t" "movq 8%0, %%mm3 \n\t" PAVGB(%%mm0, %%mm1, %%mm2, %%mm6) OP_AVG(%%mm3, %%mm2, %%mm0, %%mm6) "movq %%mm0, 8%0 \n\t" :"+m"(*dst) :"m"(*src1), "m"(*src2) :"memory"); dst += dstStride; src1 += src1Stride; src2 += 16; } while (--h); } static void DEF(avg, pixels8_y2)(uint8_t *block, const uint8_t *pixels, int line_size, int h) { MOVQ_BFE(mm6); __asm__ volatile( "lea (%3, %3), %%"REG_a" \n\t" "movq (%1), %%mm0 \n\t" ".p2align 3 \n\t" "1: \n\t" "movq (%1, %3), %%mm1 \n\t" "movq (%1, %%"REG_a"), %%mm2 \n\t" PAVGBP(%%mm1, %%mm0, %%mm4, %%mm2, %%mm1, %%mm5) "movq (%2), %%mm3 \n\t" OP_AVG(%%mm3, %%mm4, %%mm0, %%mm6) "movq (%2, %3), %%mm3 \n\t" OP_AVG(%%mm3, %%mm5, %%mm1, %%mm6) "movq %%mm0, (%2) \n\t" "movq %%mm1, (%2, %3) \n\t" "add %%"REG_a", %1 \n\t" "add %%"REG_a", %2 \n\t" "movq (%1, %3), %%mm1 \n\t" "movq (%1, %%"REG_a"), %%mm0 \n\t" PAVGBP(%%mm1, %%mm2, %%mm4, %%mm0, %%mm1, %%mm5) "movq (%2), %%mm3 \n\t" OP_AVG(%%mm3, %%mm4, %%mm2, %%mm6) "movq (%2, %3), %%mm3 \n\t" OP_AVG(%%mm3, %%mm5, %%mm1, %%mm6) "movq %%mm2, (%2) \n\t" "movq %%mm1, (%2, %3) \n\t" "add %%"REG_a", %1 \n\t" "add %%"REG_a", %2 \n\t" "subl $4, %0 \n\t" "jnz 1b \n\t" :"+g"(h), "+S"(pixels), "+D"(block) :"r"((x86_reg)line_size) :REG_a, "memory"); } // this routine is 'slightly' suboptimal but mostly unused static void DEF(avg, pixels8_xy2)(uint8_t *block, const uint8_t *pixels, int line_size, int h) { MOVQ_ZERO(mm7); SET_RND(mm6); // =2 for rnd and =1 for no_rnd version __asm__ volatile( "movq (%1), %%mm0 \n\t" "movq 1(%1), %%mm4 \n\t" "movq %%mm0, %%mm1 \n\t" "movq %%mm4, %%mm5 \n\t" "punpcklbw %%mm7, %%mm0 \n\t" "punpcklbw %%mm7, %%mm4 \n\t" "punpckhbw %%mm7, %%mm1 \n\t" "punpckhbw %%mm7, %%mm5 \n\t" "paddusw %%mm0, %%mm4 \n\t" "paddusw %%mm1, %%mm5 \n\t" "xor %%"REG_a", %%"REG_a" \n\t" "add %3, %1 \n\t" ".p2align 3 \n\t" "1: \n\t" "movq (%1, %%"REG_a"), %%mm0 \n\t" "movq 1(%1, %%"REG_a"), %%mm2 \n\t" "movq %%mm0, %%mm1 \n\t" "movq %%mm2, %%mm3 \n\t" "punpcklbw %%mm7, %%mm0 \n\t" "punpcklbw %%mm7, %%mm2 \n\t" "punpckhbw %%mm7, %%mm1 \n\t" "punpckhbw %%mm7, %%mm3 \n\t" "paddusw %%mm2, %%mm0 \n\t" "paddusw %%mm3, %%mm1 \n\t" "paddusw %%mm6, %%mm4 \n\t" "paddusw %%mm6, %%mm5 \n\t" "paddusw %%mm0, %%mm4 \n\t" "paddusw %%mm1, %%mm5 \n\t" "psrlw $2, %%mm4 \n\t" "psrlw $2, %%mm5 \n\t" "movq (%2, %%"REG_a"), %%mm3 \n\t" "packuswb %%mm5, %%mm4 \n\t" "pcmpeqd %%mm2, %%mm2 \n\t" "paddb %%mm2, %%mm2 \n\t" OP_AVG(%%mm3, %%mm4, %%mm5, %%mm2) "movq %%mm5, (%2, %%"REG_a") \n\t" "add %3, %%"REG_a" \n\t" "movq (%1, %%"REG_a"), %%mm2 \n\t" // 0 <-> 2 1 <-> 3 "movq 1(%1, %%"REG_a"), %%mm4 \n\t" "movq %%mm2, %%mm3 \n\t" "movq %%mm4, %%mm5 \n\t" "punpcklbw %%mm7, %%mm2 \n\t" "punpcklbw %%mm7, %%mm4 \n\t" "punpckhbw %%mm7, %%mm3 \n\t" "punpckhbw %%mm7, %%mm5 \n\t" "paddusw %%mm2, %%mm4 \n\t" "paddusw %%mm3, %%mm5 \n\t" "paddusw %%mm6, %%mm0 \n\t" "paddusw %%mm6, %%mm1 \n\t" "paddusw %%mm4, %%mm0 \n\t" "paddusw %%mm5, %%mm1 \n\t" "psrlw $2, %%mm0 \n\t" "psrlw $2, %%mm1 \n\t" "movq (%2, %%"REG_a"), %%mm3 \n\t" "packuswb %%mm1, %%mm0 \n\t" "pcmpeqd %%mm2, %%mm2 \n\t" "paddb %%mm2, %%mm2 \n\t" OP_AVG(%%mm3, %%mm0, %%mm1, %%mm2) "movq %%mm1, (%2, %%"REG_a") \n\t" "add %3, %%"REG_a" \n\t" "subl $2, %0 \n\t" "jnz 1b \n\t" :"+g"(h), "+S"(pixels) :"D"(block), "r"((x86_reg)line_size) :REG_a, "memory"); } //FIXME optimize static void DEF(put, pixels16_y2)(uint8_t *block, const uint8_t *pixels, int line_size, int h){ DEF(put, pixels8_y2)(block , pixels , line_size, h); DEF(put, pixels8_y2)(block+8, pixels+8, line_size, h); } static void DEF(put, pixels16_xy2)(uint8_t *block, const uint8_t *pixels, int line_size, int h){ DEF(put, pixels8_xy2)(block , pixels , line_size, h); DEF(put, pixels8_xy2)(block+8, pixels+8, line_size, h); } static void DEF(avg, pixels16_y2)(uint8_t *block, const uint8_t *pixels, int line_size, int h){ DEF(avg, pixels8_y2)(block , pixels , line_size, h); DEF(avg, pixels8_y2)(block+8, pixels+8, line_size, h); } static void DEF(avg, pixels16_xy2)(uint8_t *block, const uint8_t *pixels, int line_size, int h){ DEF(avg, pixels8_xy2)(block , pixels , line_size, h); DEF(avg, pixels8_xy2)(block+8, pixels+8, line_size, h); }