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libavcodec/simple_idct.h

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00001 /*
00002  * Simple IDCT
00003  *
00004  * Copyright (c) 2001 Michael Niedermayer <michaelni@gmx.at>
00005  *
00006  * This file is part of FFmpeg.
00007  *
00008  * FFmpeg is free software; you can redistribute it and/or
00009  * modify it under the terms of the GNU Lesser General Public
00010  * License as published by the Free Software Foundation; either
00011  * version 2.1 of the License, or (at your option) any later version.
00012  *
00013  * FFmpeg is distributed in the hope that it will be useful,
00014  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00015  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00016  * Lesser General Public License for more details.
00017  *
00018  * You should have received a copy of the GNU Lesser General Public
00019  * License along with FFmpeg; if not, write to the Free Software
00020  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
00021  */
00022 
00028 #ifndef AVCODEC_SIMPLE_IDCT_H
00029 #define AVCODEC_SIMPLE_IDCT_H
00030 
00031 #include <stdint.h>
00032 #include "dsputil.h"
00033 
00034 void ff_simple_idct_put(uint8_t *dest, int line_size, DCTELEM *block);
00035 void ff_simple_idct_add(uint8_t *dest, int line_size, DCTELEM *block);
00036 void ff_simple_idct_mmx(int16_t *block);
00037 void ff_simple_idct_add_mmx(uint8_t *dest, int line_size, int16_t *block);
00038 void ff_simple_idct_put_mmx(uint8_t *dest, int line_size, int16_t *block);
00039 void ff_simple_idct(DCTELEM *block);
00040 
00041 void ff_simple_idct248_put(uint8_t *dest, int line_size, DCTELEM *block);
00042 
00043 void ff_simple_idct84_add(uint8_t *dest, int line_size, DCTELEM *block);
00044 void ff_simple_idct48_add(uint8_t *dest, int line_size, DCTELEM *block);
00045 void ff_simple_idct44_add(uint8_t *dest, int line_size, DCTELEM *block);
00046 
00047 #endif /* AVCODEC_SIMPLE_IDCT_H */

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