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38 lines
1.3 KiB
38 lines
1.3 KiB
11 years ago
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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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#ifndef AVCODEC_PIXELS_H
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#define AVCODEC_PIXELS_H
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#include <stddef.h>
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#include <stdint.h>
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/* pixel operations */
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#define CALL_2X_PIXELS_MACRO(STATIC, a, b, n) \
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STATIC void a(uint8_t *block, const uint8_t *pixels, \
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ptrdiff_t line_size, int h) \
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{ \
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b(block, pixels, line_size, h); \
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b(block + n, pixels + n, line_size, h); \
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}
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#define CALL_2X_PIXELS(a, b, n) CALL_2X_PIXELS_MACRO(static, a, b, n)
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#define CALL_2X_PIXELS_EXPORT(a, b, n) CALL_2X_PIXELS_MACRO(, a, b, n)
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#endif /* AVCODEC_PIXELS_H */
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