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/* |
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* Half-pel DSP functions. |
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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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* Half-pel DSP functions. |
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*/ |
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#include "libavutil/attributes.h" |
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#include "libavutil/intreadwrite.h" |
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#include "hpeldsp.h" |
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#define BIT_DEPTH 8 |
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#include "hpel_template.c" |
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#include "pel_template.c" |
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#define PIXOP2(OPNAME, OP) \ |
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static inline void OPNAME ## _no_rnd_pixels8_l2_8(uint8_t *dst, \ |
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const uint8_t *src1, \ |
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const uint8_t *src2, \ |
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int dst_stride, \ |
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int src_stride1, \ |
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int src_stride2, \ |
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int h) \ |
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{ \ |
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int i; \ |
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\ |
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for (i = 0; i < h; i++) { \ |
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uint32_t a, b; \ |
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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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OP(*((uint32_t *) &dst[i * dst_stride]), \ |
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no_rnd_avg32(a, b)); \ |
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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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OP(*((uint32_t *) &dst[i * dst_stride + 4]), \ |
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no_rnd_avg32(a, b)); \ |
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} \ |
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} \ |
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\ |
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static inline void OPNAME ## _no_rnd_pixels8_x2_8_c(uint8_t *block, \ |
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const uint8_t *pixels, \ |
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ptrdiff_t line_size, \ |
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int h) \ |
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{ \ |
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OPNAME ## _no_rnd_pixels8_l2_8(block, pixels, pixels + 1, \ |
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line_size, line_size, line_size, h); \ |
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} \ |
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\ |
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static inline void OPNAME ## _pixels8_x2_8_c(uint8_t *block, \ |
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const uint8_t *pixels, \ |
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ptrdiff_t line_size, \ |
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int h) \ |
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{ \ |
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OPNAME ## _pixels8_l2_8(block, pixels, pixels + 1, \ |
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line_size, line_size, line_size, h); \ |
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} \ |
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\ |
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static inline void OPNAME ## _no_rnd_pixels8_y2_8_c(uint8_t *block, \ |
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const uint8_t *pixels, \ |
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ptrdiff_t line_size, \ |
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int h) \ |
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{ \ |
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OPNAME ## _no_rnd_pixels8_l2_8(block, pixels, pixels + line_size, \ |
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line_size, line_size, line_size, h); \ |
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} \ |
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\ |
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static inline void OPNAME ## _pixels8_y2_8_c(uint8_t *block, \ |
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const uint8_t *pixels, \ |
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ptrdiff_t line_size, \ |
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int h) \ |
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{ \ |
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OPNAME ## _pixels8_l2_8(block, pixels, pixels + line_size, \ |
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line_size, line_size, line_size, h); \ |
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} \ |
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\ |
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static inline void OPNAME ## _pixels4_x2_8_c(uint8_t *block, \ |
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const uint8_t *pixels, \ |
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ptrdiff_t line_size, \ |
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int h) \ |
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{ \ |
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OPNAME ## _pixels4_l2_8(block, pixels, pixels + 1, \ |
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line_size, line_size, line_size, h); \ |
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} \ |
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\ |
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static inline void OPNAME ## _pixels4_y2_8_c(uint8_t *block, \ |
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const uint8_t *pixels, \ |
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ptrdiff_t line_size, \ |
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int h) \ |
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{ \ |
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OPNAME ## _pixels4_l2_8(block, pixels, pixels + line_size, \ |
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line_size, line_size, line_size, h); \ |
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} \ |
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\ |
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static inline void OPNAME ## _pixels2_x2_8_c(uint8_t *block, \ |
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const uint8_t *pixels, \ |
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ptrdiff_t line_size, \ |
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int h) \ |
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{ \ |
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OPNAME ## _pixels2_l2_8(block, pixels, pixels + 1, \ |
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line_size, line_size, line_size, h); \ |
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} \ |
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\ |
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static inline void OPNAME ## _pixels2_y2_8_c(uint8_t *block, \ |
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const uint8_t *pixels, \ |
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ptrdiff_t line_size, \ |
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int h) \ |
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{ \ |
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OPNAME ## _pixels2_l2_8(block, pixels, pixels + line_size, \ |
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line_size, line_size, line_size, h); \ |
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} \ |
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\ |
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static inline void OPNAME ## _pixels2_xy2_8_c(uint8_t *block, \ |
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const uint8_t *pixels, \ |
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ptrdiff_t line_size, \ |
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int h) \ |
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{ \ |
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int i, a1, b1; \ |
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int a0 = pixels[0]; \ |
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int b0 = pixels[1] + 2; \ |
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\ |
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a0 += b0; \ |
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b0 += pixels[2]; \ |
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pixels += line_size; \ |
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for (i = 0; i < h; i += 2) { \ |
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a1 = pixels[0]; \ |
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b1 = pixels[1]; \ |
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a1 += b1; \ |
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b1 += pixels[2]; \ |
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\ |
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block[0] = (a1 + a0) >> 2; /* FIXME non put */ \ |
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block[1] = (b1 + b0) >> 2; \ |
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\ |
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pixels += line_size; \ |
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block += line_size; \ |
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\ |
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a0 = pixels[0]; \ |
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b0 = pixels[1] + 2; \ |
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a0 += b0; \ |
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b0 += pixels[2]; \ |
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\ |
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block[0] = (a1 + a0) >> 2; \ |
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block[1] = (b1 + b0) >> 2; \ |
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pixels += line_size; \ |
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block += line_size; \ |
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} \ |
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} \ |
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\ |
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static inline void OPNAME ## _pixels4_xy2_8_c(uint8_t *block, \ |
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const uint8_t *pixels, \ |
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ptrdiff_t line_size, \ |
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int h) \ |
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{ \ |
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/* FIXME HIGH BIT DEPTH */ \ |
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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 + \ |
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(((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 + \ |
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(((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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} \ |
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\ |
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static inline void OPNAME ## _pixels8_xy2_8_c(uint8_t *block, \ |
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const uint8_t *pixels, \ |
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ptrdiff_t line_size, \ |
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int h) \ |
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{ \ |
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/* FIXME HIGH BIT DEPTH */ \ |
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int j; \ |
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\ |
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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 + \ |
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(((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 + \ |
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(((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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static inline void OPNAME ## _no_rnd_pixels8_xy2_8_c(uint8_t *block, \ |
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const uint8_t *pixels, \ |
262 |
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ptrdiff_t line_size, \ |
263 |
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int h) \ |
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{ \ |
265 |
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/* FIXME HIGH BIT DEPTH */ \ |
266 |
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int j; \ |
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\ |
268 |
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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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0x01010101UL; \ |
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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; \ |
280 |
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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 + \ |
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(((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); \ |
293 |
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l0 = (a & 0x03030303UL) + \ |
294 |
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(b & 0x03030303UL) + \ |
295 |
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0x01010101UL; \ |
296 |
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h0 = ((a & 0xFCFCFCFCUL) >> 2) + \ |
297 |
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((b & 0xFCFCFCFCUL) >> 2); \ |
298 |
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OP(*((uint32_t *) block), h0 + h1 + \ |
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(((l0 + l1) >> 2) & 0x0F0F0F0FUL)); \ |
300 |
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pixels += line_size; \ |
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block += line_size; \ |
302 |
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} \ |
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pixels += 4 - line_size * (h + 1); \ |
304 |
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block += 4 - line_size * h; \ |
305 |
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} \ |
306 |
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} \ |
307 |
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\ |
308 |
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CALL_2X_PIXELS(OPNAME ## _pixels16_x2_8_c, \ |
309 |
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OPNAME ## _pixels8_x2_8_c, \ |
310 |
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8) \ |
311 |
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CALL_2X_PIXELS(OPNAME ## _pixels16_y2_8_c, \ |
312 |
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OPNAME ## _pixels8_y2_8_c, \ |
313 |
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8) \ |
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CALL_2X_PIXELS(OPNAME ## _pixels16_xy2_8_c, \ |
315 |
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OPNAME ## _pixels8_xy2_8_c, \ |
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8) \ |
317 |
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CALL_2X_PIXELS(OPNAME ## _no_rnd_pixels16_8_c, \ |
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OPNAME ## _pixels8_8_c, \ |
319 |
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8) \ |
320 |
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CALL_2X_PIXELS(OPNAME ## _no_rnd_pixels16_x2_8_c, \ |
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OPNAME ## _no_rnd_pixels8_x2_8_c, \ |
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8) \ |
323 |
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CALL_2X_PIXELS(OPNAME ## _no_rnd_pixels16_y2_8_c, \ |
324 |
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OPNAME ## _no_rnd_pixels8_y2_8_c, \ |
325 |
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8) \ |
326 |
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CALL_2X_PIXELS(OPNAME ## _no_rnd_pixels16_xy2_8_c, \ |
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OPNAME ## _no_rnd_pixels8_xy2_8_c, \ |
328 |
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8) \ |
329 |
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|
330 |
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#define op_avg(a, b) a = rnd_avg32(a, b) |
331 |
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#define op_put(a, b) a = b |
332 |
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#define put_no_rnd_pixels8_8_c put_pixels8_8_c |
333 |
✓✓✓✓
✓✓ |
157076208 |
PIXOP2(avg, op_avg) |
334 |
✓✓✓✓
|
255296908 |
PIXOP2(put, op_put) |
335 |
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#undef op_avg |
336 |
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#undef op_put |
337 |
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|
338 |
|
997 |
av_cold void ff_hpeldsp_init(HpelDSPContext *c, int flags) |
339 |
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{ |
340 |
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#define hpel_funcs(prefix, idx, num) \ |
341 |
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c->prefix ## _pixels_tab idx [0] = prefix ## _pixels ## num ## _8_c; \ |
342 |
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c->prefix ## _pixels_tab idx [1] = prefix ## _pixels ## num ## _x2_8_c; \ |
343 |
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c->prefix ## _pixels_tab idx [2] = prefix ## _pixels ## num ## _y2_8_c; \ |
344 |
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c->prefix ## _pixels_tab idx [3] = prefix ## _pixels ## num ## _xy2_8_c |
345 |
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346 |
|
997 |
hpel_funcs(put, [0], 16); |
347 |
|
997 |
hpel_funcs(put, [1], 8); |
348 |
|
997 |
hpel_funcs(put, [2], 4); |
349 |
|
997 |
hpel_funcs(put, [3], 2); |
350 |
|
997 |
hpel_funcs(put_no_rnd, [0], 16); |
351 |
|
997 |
hpel_funcs(put_no_rnd, [1], 8); |
352 |
|
997 |
hpel_funcs(avg, [0], 16); |
353 |
|
997 |
hpel_funcs(avg, [1], 8); |
354 |
|
997 |
hpel_funcs(avg, [2], 4); |
355 |
|
997 |
hpel_funcs(avg, [3], 2); |
356 |
|
997 |
hpel_funcs(avg_no_rnd,, 16); |
357 |
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358 |
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if (ARCH_AARCH64) |
359 |
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ff_hpeldsp_init_aarch64(c, flags); |
360 |
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if (ARCH_ALPHA) |
361 |
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ff_hpeldsp_init_alpha(c, flags); |
362 |
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if (ARCH_ARM) |
363 |
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ff_hpeldsp_init_arm(c, flags); |
364 |
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if (ARCH_PPC) |
365 |
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ff_hpeldsp_init_ppc(c, flags); |
366 |
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if (ARCH_X86) |
367 |
|
997 |
ff_hpeldsp_init_x86(c, flags); |
368 |
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if (ARCH_MIPS) |
369 |
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ff_hpeldsp_init_mips(c, flags); |
370 |
|
997 |
} |