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