ffmpeg/libavcodec/qpeldsp.h

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/*
* quarterpel DSP functions
*
* 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
* quarterpel DSP functions
*/
#ifndef AVCODEC_QPELDSP_H
#define AVCODEC_QPELDSP_H
#include <stddef.h>
#include <stdint.h>
void ff_put_pixels8x8_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride);
void ff_avg_pixels8x8_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride);
void ff_put_pixels16x16_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride);
void ff_avg_pixels16x16_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride);
void ff_put_pixels8_l2_8(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
int dst_stride, int src_stride1, int src_stride2,
int h);
#define DEF_OLD_QPEL(name) \
void ff_put_ ## name(uint8_t *dst /* align width (8 or 16) */, \
const uint8_t *src /* align 1 */, \
ptrdiff_t stride); \
void ff_put_no_rnd_ ## name(uint8_t *dst /* align width (8 or 16) */, \
const uint8_t *src /* align 1 */, \
ptrdiff_t stride); \
void ff_avg_ ## name(uint8_t *dst /* align width (8 or 16) */, \
const uint8_t *src /* align 1 */, \
ptrdiff_t stride);
DEF_OLD_QPEL(qpel16_mc11_old_c)
DEF_OLD_QPEL(qpel16_mc31_old_c)
DEF_OLD_QPEL(qpel16_mc12_old_c)
DEF_OLD_QPEL(qpel16_mc32_old_c)
DEF_OLD_QPEL(qpel16_mc13_old_c)
DEF_OLD_QPEL(qpel16_mc33_old_c)
DEF_OLD_QPEL(qpel8_mc11_old_c)
DEF_OLD_QPEL(qpel8_mc31_old_c)
DEF_OLD_QPEL(qpel8_mc12_old_c)
DEF_OLD_QPEL(qpel8_mc32_old_c)
DEF_OLD_QPEL(qpel8_mc13_old_c)
DEF_OLD_QPEL(qpel8_mc33_old_c)
typedef void (*qpel_mc_func)(uint8_t *dst /* align width (8 or 16) */,
const uint8_t *src /* align 1 */,
ptrdiff_t stride);
/**
* quarterpel DSP context
*/
typedef struct QpelDSPContext {
qpel_mc_func put_qpel_pixels_tab[2][16];
qpel_mc_func avg_qpel_pixels_tab[2][16];
qpel_mc_func put_no_rnd_qpel_pixels_tab[2][16];
} QpelDSPContext;
void ff_qpeldsp_init(QpelDSPContext *c);
void ff_qpeldsp_init_x86(QpelDSPContext *c);
#endif /* AVCODEC_QPELDSP_H */