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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 6148 | serge | 1 | /* |
| 2 | * This file is part of FFmpeg. |
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| 3 | * |
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| 4 | * FFmpeg is free software; you can redistribute it and/or |
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| 5 | * modify it under the terms of the GNU Lesser General Public |
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| 6 | * License as published by the Free Software Foundation; either |
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| 7 | * version 2.1 of the License, or (at your option) any later version. |
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| 8 | * |
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| 9 | * FFmpeg is distributed in the hope that it will be useful, |
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| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 12 | * Lesser General Public License for more details. |
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| 13 | * |
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| 14 | * You should have received a copy of the GNU Lesser General Public |
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| 15 | * License along with FFmpeg; if not, write to the Free Software |
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| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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| 17 | */ |
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| 18 | |||
| 19 | #ifndef AVCODEC_KBDWIN_H |
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| 20 | #define AVCODEC_KBDWIN_H |
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| 21 | |||
| 22 | /** |
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| 23 | * Maximum window size for ff_kbd_window_init. |
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| 24 | */ |
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| 25 | #define FF_KBD_WINDOW_MAX 1024 |
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| 26 | |||
| 27 | /** |
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| 28 | * Generate a Kaiser-Bessel Derived Window. |
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| 29 | * @param window pointer to half window |
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| 30 | * @param alpha determines window shape |
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| 31 | * @param n size of half window, max FF_KBD_WINDOW_MAX |
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| 32 | */ |
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| 33 | void ff_kbd_window_init(float *window, float alpha, int n); |
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| 34 | |||
| 35 | #endif /* AVCODEC_KBDWIN_H */ |