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334 lines
10 KiB
C
334 lines
10 KiB
C
/*
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* thirdpel DSP functions
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*
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* This file is part of Libav.
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*
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* Libav 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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* Libav 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 Libav; 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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* thirdpel DSP functions
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*/
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#include <stdint.h>
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#include "libavutil/attributes.h"
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#include "tpeldsp.h"
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#define BIT_DEPTH 8
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#include "pel_template.c"
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static inline void put_tpel_pixels_mc00_c(uint8_t *dst, const uint8_t *src,
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int stride, int width, int height)
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{
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switch (width) {
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case 2:
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put_pixels2_8_c(dst, src, stride, height);
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break;
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case 4:
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put_pixels4_8_c(dst, src, stride, height);
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break;
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case 8:
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put_pixels8_8_c(dst, src, stride, height);
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break;
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case 16:
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put_pixels16_8_c(dst, src, stride, height);
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break;
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}
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}
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static inline void put_tpel_pixels_mc10_c(uint8_t *dst, const uint8_t *src,
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int stride, int width, int height)
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{
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int i, j;
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for (i = 0; i < height; i++) {
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for (j = 0; j < width; j++)
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dst[j] = ((2 * src[j] + src[j + 1] + 1) *
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683) >> 11;
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src += stride;
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dst += stride;
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}
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}
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static inline void put_tpel_pixels_mc20_c(uint8_t *dst, const uint8_t *src,
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int stride, int width, int height)
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{
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int i, j;
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for (i = 0; i < height; i++) {
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for (j = 0; j < width; j++)
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dst[j] = ((src[j] + 2 * src[j + 1] + 1) *
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683) >> 11;
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src += stride;
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dst += stride;
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}
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}
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static inline void put_tpel_pixels_mc01_c(uint8_t *dst, const uint8_t *src,
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int stride, int width, int height)
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{
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int i, j;
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for (i = 0; i < height; i++) {
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for (j = 0; j < width; j++)
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dst[j] = ((2 * src[j] + src[j + stride] + 1) *
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683) >> 11;
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src += stride;
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dst += stride;
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}
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}
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static inline void put_tpel_pixels_mc11_c(uint8_t *dst, const uint8_t *src,
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int stride, int width, int height)
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{
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int i, j;
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for (i = 0; i < height; i++) {
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for (j = 0; j < width; j++)
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dst[j] = ((4 * src[j] + 3 * src[j + 1] +
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3 * src[j + stride] + 2 * src[j + stride + 1] + 6) *
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2731) >> 15;
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src += stride;
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dst += stride;
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}
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}
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static inline void put_tpel_pixels_mc12_c(uint8_t *dst, const uint8_t *src,
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int stride, int width, int height)
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{
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int i, j;
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for (i = 0; i < height; i++) {
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for (j = 0; j < width; j++)
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dst[j] = ((3 * src[j] + 2 * src[j + 1] +
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4 * src[j + stride] + 3 * src[j + stride + 1] + 6) *
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2731) >> 15;
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src += stride;
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dst += stride;
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}
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}
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static inline void put_tpel_pixels_mc02_c(uint8_t *dst, const uint8_t *src,
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int stride, int width, int height)
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{
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int i, j;
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for (i = 0; i < height; i++) {
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for (j = 0; j < width; j++)
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dst[j] = ((src[j] + 2 * src[j + stride] + 1) *
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683) >> 11;
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src += stride;
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dst += stride;
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}
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}
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static inline void put_tpel_pixels_mc21_c(uint8_t *dst, const uint8_t *src,
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int stride, int width, int height)
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{
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int i, j;
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for (i = 0; i < height; i++) {
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for (j = 0; j < width; j++)
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dst[j] = ((3 * src[j] + 4 * src[j + 1] +
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2 * src[j + stride] + 3 * src[j + stride + 1] + 6) *
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2731) >> 15;
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src += stride;
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dst += stride;
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}
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}
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static inline void put_tpel_pixels_mc22_c(uint8_t *dst, const uint8_t *src,
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int stride, int width, int height)
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{
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int i, j;
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for (i = 0; i < height; i++) {
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for (j = 0; j < width; j++)
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dst[j] = ((2 * src[j] + 3 * src[j + 1] +
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3 * src[j + stride] + 4 * src[j + stride + 1] + 6) *
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2731) >> 15;
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src += stride;
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dst += stride;
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}
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}
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static inline void avg_tpel_pixels_mc00_c(uint8_t *dst, const uint8_t *src,
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int stride, int width, int height)
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{
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switch (width) {
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case 2:
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avg_pixels2_8_c(dst, src, stride, height);
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break;
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case 4:
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avg_pixels4_8_c(dst, src, stride, height);
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break;
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case 8:
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avg_pixels8_8_c(dst, src, stride, height);
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break;
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case 16:
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avg_pixels16_8_c(dst, src, stride, height);
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break;
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}
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}
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static inline void avg_tpel_pixels_mc10_c(uint8_t *dst, const uint8_t *src,
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int stride, int width, int height)
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{
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int i, j;
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for (i = 0; i < height; i++) {
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for (j = 0; j < width; j++)
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dst[j] = (dst[j] +
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(((2 * src[j] + src[j + 1] + 1) *
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683) >> 11) + 1) >> 1;
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src += stride;
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dst += stride;
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}
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}
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static inline void avg_tpel_pixels_mc20_c(uint8_t *dst, const uint8_t *src,
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int stride, int width, int height)
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{
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int i, j;
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for (i = 0; i < height; i++) {
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for (j = 0; j < width; j++)
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dst[j] = (dst[j] +
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(((src[j] + 2 * src[j + 1] + 1) *
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683) >> 11) + 1) >> 1;
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src += stride;
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dst += stride;
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}
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}
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static inline void avg_tpel_pixels_mc01_c(uint8_t *dst, const uint8_t *src,
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int stride, int width, int height)
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{
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int i, j;
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for (i = 0; i < height; i++) {
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for (j = 0; j < width; j++)
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dst[j] = (dst[j] +
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(((2 * src[j] + src[j + stride] + 1) *
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683) >> 11) + 1) >> 1;
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src += stride;
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dst += stride;
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}
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}
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static inline void avg_tpel_pixels_mc11_c(uint8_t *dst, const uint8_t *src,
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int stride, int width, int height)
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{
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int i, j;
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for (i = 0; i < height; i++) {
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for (j = 0; j < width; j++)
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dst[j] = (dst[j] +
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(((4 * src[j] + 3 * src[j + 1] +
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3 * src[j + stride] + 2 * src[j + stride + 1] + 6) *
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2731) >> 15) + 1) >> 1;
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src += stride;
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dst += stride;
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}
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}
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static inline void avg_tpel_pixels_mc12_c(uint8_t *dst, const uint8_t *src,
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int stride, int width, int height)
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{
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int i, j;
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for (i = 0; i < height; i++) {
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for (j = 0; j < width; j++)
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dst[j] = (dst[j] +
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(((3 * src[j] + 2 * src[j + 1] +
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4 * src[j + stride] + 3 * src[j + stride + 1] + 6) *
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2731) >> 15) + 1) >> 1;
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src += stride;
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dst += stride;
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}
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}
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static inline void avg_tpel_pixels_mc02_c(uint8_t *dst, const uint8_t *src,
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int stride, int width, int height)
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{
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int i, j;
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for (i = 0; i < height; i++) {
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for (j = 0; j < width; j++)
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dst[j] = (dst[j] +
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(((src[j] + 2 * src[j + stride] + 1) *
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683) >> 11) + 1) >> 1;
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src += stride;
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dst += stride;
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}
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}
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static inline void avg_tpel_pixels_mc21_c(uint8_t *dst, const uint8_t *src,
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int stride, int width, int height)
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{
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int i, j;
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for (i = 0; i < height; i++) {
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for (j = 0; j < width; j++)
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dst[j] = (dst[j] +
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(((3 * src[j] + 4 * src[j + 1] +
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2 * src[j + stride] + 3 * src[j + stride + 1] + 6) *
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2731) >> 15) + 1) >> 1;
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src += stride;
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dst += stride;
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}
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}
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static inline void avg_tpel_pixels_mc22_c(uint8_t *dst, const uint8_t *src,
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int stride, int width, int height)
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{
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int i, j;
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for (i = 0; i < height; i++) {
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for (j = 0; j < width; j++)
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dst[j] = (dst[j] +
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(((2 * src[j] + 3 * src[j + 1] +
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3 * src[j + stride] + 4 * src[j + stride + 1] + 6) *
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2731) >> 15) + 1) >> 1;
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src += stride;
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dst += stride;
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}
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}
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av_cold void ff_tpeldsp_init(TpelDSPContext *c)
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{
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c->put_tpel_pixels_tab[ 0] = put_tpel_pixels_mc00_c;
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c->put_tpel_pixels_tab[ 1] = put_tpel_pixels_mc10_c;
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c->put_tpel_pixels_tab[ 2] = put_tpel_pixels_mc20_c;
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c->put_tpel_pixels_tab[ 4] = put_tpel_pixels_mc01_c;
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c->put_tpel_pixels_tab[ 5] = put_tpel_pixels_mc11_c;
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c->put_tpel_pixels_tab[ 6] = put_tpel_pixels_mc21_c;
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c->put_tpel_pixels_tab[ 8] = put_tpel_pixels_mc02_c;
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c->put_tpel_pixels_tab[ 9] = put_tpel_pixels_mc12_c;
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c->put_tpel_pixels_tab[10] = put_tpel_pixels_mc22_c;
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c->avg_tpel_pixels_tab[ 0] = avg_tpel_pixels_mc00_c;
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c->avg_tpel_pixels_tab[ 1] = avg_tpel_pixels_mc10_c;
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c->avg_tpel_pixels_tab[ 2] = avg_tpel_pixels_mc20_c;
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c->avg_tpel_pixels_tab[ 4] = avg_tpel_pixels_mc01_c;
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c->avg_tpel_pixels_tab[ 5] = avg_tpel_pixels_mc11_c;
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c->avg_tpel_pixels_tab[ 6] = avg_tpel_pixels_mc21_c;
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c->avg_tpel_pixels_tab[ 8] = avg_tpel_pixels_mc02_c;
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c->avg_tpel_pixels_tab[ 9] = avg_tpel_pixels_mc12_c;
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c->avg_tpel_pixels_tab[10] = avg_tpel_pixels_mc22_c;
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}
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