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https://github.com/FFmpeg/FFmpeg.git
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81 lines
4.2 KiB
C
81 lines
4.2 KiB
C
/*
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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 <stddef.h>
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#include <stdint.h>
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#include "libavutil/intreadwrite.h"
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#include "pixels.h"
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#include "rnd_avg.h"
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#include "bit_depth_template.c"
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#define DEF_PEL(OPNAME, OP) \
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static inline void FUNCC(OPNAME ## _pixels2)(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; \
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for (i = 0; i < h; i++) { \
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OP(*((pixel2 *) block), AV_RN2P(pixels)); \
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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 FUNCC(OPNAME ## _pixels4)(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; \
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for (i = 0; i < h; i++) { \
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OP(*((pixel4 *) block), AV_RN4P(pixels)); \
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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 FUNCC(OPNAME ## _pixels8)(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; \
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for (i = 0; i < h; i++) { \
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OP(*((pixel4 *) block), AV_RN4P(pixels)); \
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OP(*((pixel4 *) (block + 4 * sizeof(pixel))), \
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AV_RN4P(pixels + 4 * sizeof(pixel))); \
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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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CALL_2X_PIXELS(FUNCC(OPNAME ## _pixels16), \
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FUNCC(OPNAME ## _pixels8), \
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8 * sizeof(pixel))
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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_PEL(avg, op_avg)
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DEF_PEL(put, op_put)
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#undef op_avg
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#undef op_put
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