mirror of https://git.ffmpeg.org/ffmpeg.git
103 lines
6.2 KiB
C
103 lines
6.2 KiB
C
/*
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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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* 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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#include "pixels.h"
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#define DEF_HPEL(OPNAME, OP) \
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static inline void FUNC(OPNAME ## _pixels8_l2)(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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for (i = 0; i < h; i++) { \
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pixel4 a, b; \
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a = AV_RN4P(&src1[i * src_stride1]); \
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b = AV_RN4P(&src2[i * src_stride2]); \
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OP(*((pixel4 *) &dst[i * dst_stride]), rnd_avg_pixel4(a, b)); \
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a = AV_RN4P(&src1[i * src_stride1 + 4 * sizeof(pixel)]); \
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b = AV_RN4P(&src2[i * src_stride2 + 4 * sizeof(pixel)]); \
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OP(*((pixel4 *) &dst[i * dst_stride + 4 * sizeof(pixel)]), \
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rnd_avg_pixel4(a, b)); \
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} \
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} \
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\
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static inline void FUNC(OPNAME ## _pixels4_l2)(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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for (i = 0; i < h; i++) { \
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pixel4 a, b; \
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a = AV_RN4P(&src1[i * src_stride1]); \
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b = AV_RN4P(&src2[i * src_stride2]); \
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OP(*((pixel4 *) &dst[i * dst_stride]), rnd_avg_pixel4(a, b)); \
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} \
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} \
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\
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static inline void FUNC(OPNAME ## _pixels2_l2)(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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for (i = 0; i < h; i++) { \
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pixel4 a, b; \
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a = AV_RN2P(&src1[i * src_stride1]); \
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b = AV_RN2P(&src2[i * src_stride2]); \
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OP(*((pixel2 *) &dst[i * dst_stride]), rnd_avg_pixel4(a, b)); \
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} \
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} \
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\
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static inline void FUNC(OPNAME ## _pixels16_l2)(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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FUNC(OPNAME ## _pixels8_l2)(dst, src1, src2, dst_stride, \
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src_stride1, src_stride2, h); \
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FUNC(OPNAME ## _pixels8_l2)(dst + 8 * sizeof(pixel), \
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src1 + 8 * sizeof(pixel), \
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src2 + 8 * sizeof(pixel), \
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dst_stride, src_stride1, \
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src_stride2, h); \
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} \
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#define op_avg(a, b) a = rnd_avg_pixel4(a, b)
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#define op_put(a, b) a = b
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DEF_HPEL(avg, op_avg)
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DEF_HPEL(put, op_put)
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#undef op_avg
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#undef op_put
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