mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
38 lines
1.3 KiB
38 lines
1.3 KiB
/* |
|
* This file is part of FFmpeg. |
|
* |
|
* FFmpeg is free software; you can redistribute it and/or |
|
* modify it under the terms of the GNU Lesser General Public |
|
* License as published by the Free Software Foundation; either |
|
* version 2.1 of the License, or (at your option) any later version. |
|
* |
|
* FFmpeg 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 |
|
* Lesser General Public License for more details. |
|
* |
|
* You should have received a copy of the GNU Lesser General Public |
|
* License along with FFmpeg; if not, write to the Free Software |
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
|
*/ |
|
|
|
#ifndef AVCODEC_KBDWIN_H |
|
#define AVCODEC_KBDWIN_H |
|
|
|
#include <stdint.h> |
|
|
|
/** |
|
* Maximum window size for ff_kbd_window_init. |
|
*/ |
|
#define FF_KBD_WINDOW_MAX 1024 |
|
|
|
/** |
|
* Generate a Kaiser-Bessel Derived Window. |
|
* @param window pointer to half window |
|
* @param alpha determines window shape |
|
* @param n size of half window, max FF_KBD_WINDOW_MAX |
|
*/ |
|
void ff_kbd_window_init(float *window, float alpha, int n); |
|
void ff_kbd_window_init_fixed(int32_t *window, float alpha, int n); |
|
|
|
#endif /* AVCODEC_KBDWIN_H */
|
|
|