fft_table.h
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1 /*
2  * Copyright (c) 2012
3  * MIPS Technologies, Inc., California.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
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9  * notice, this list of conditions and the following disclaimer.
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11  * notice, this list of conditions and the following disclaimer in the
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15  * this software without specific prior written permission.
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17  * THIS SOFTWARE IS PROVIDED BY THE MIPS TECHNOLOGIES, INC. ``AS IS'' AND
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28  *
29  * Author: Stanislav Ocovaj (socovaj@mips.com)
30  *
31  * This file is part of FFmpeg.
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33  * FFmpeg is free software; you can redistribute it and/or
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46  */
47 
48 /**
49  * @file
50  * definitions and LUT table for MIPS FFT
51  */
52 #ifndef AVCODEC_MIPS_FFT_TABLE_H
53 #define AVCODEC_MIPS_FFT_TABLE_H
54 
55 #include "libavcodec/fft.h"
56 
57 #define MAX_LOG2_NFFT 16 //!< Specifies maxiumum allowed fft size
58 #define MAX_FFT_SIZE (1 << MAX_LOG2_NFFT)
59 
60 extern uint16_t fft_offsets_lut[];
61 void ff_fft_lut_init(uint16_t *table, int off, int size, int *index);
62 
63 #endif /* AVCODEC_MIPS_FFT_TABLE_H */
uint16_t fft_offsets_lut[]
static const struct endianess table[]
int size
int index
Definition: gxfenc.c:89
void ff_fft_lut_init(uint16_t *table, int off, int size, int *index)