diff options
Diffstat (limited to 'src/ui/fft.h')
| -rw-r--r-- | src/ui/fft.h | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/src/ui/fft.h b/src/ui/fft.h deleted file mode 100644 index 431afa365..000000000 --- a/src/ui/fft.h +++ /dev/null @@ -1,45 +0,0 @@ -/* fft.h: Header for iterative implementation of a FFT - * Copyright (C) 1999 Richard Boulton <richard@tartarus.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#ifndef _FFT_H_ -#define _FFT_H_ - -#define FFT_BUFFER_SIZE_LOG 9 - -#define FFT_BUFFER_SIZE (1 << FFT_BUFFER_SIZE_LOG) - -/* sound sample - should be an signed 16 bit value */ -typedef short int sound_sample; - -#ifdef __cplusplus -extern "C" { -#endif - -/* FFT library */ - typedef struct _struct_fft_state fft_state; - fft_state *fft_init(void); - void fft_perform(const sound_sample * input, float *output, - fft_state * state); - void fft_close(fft_state * state); - - - -#ifdef __cplusplus -} -#endif -#endif /* _FFT_H_ */ |
