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ffmpeg / libavcodec / kbdwin.h @ a45fbda9

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/*
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 * This file is part of Libav.
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 *
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 * Libav is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Lesser General Public
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 * License as published by the Free Software Foundation; either
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 * version 2.1 of the License, or (at your option) any later version.
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 *
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 * Libav is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with Libav; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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 */
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#ifndef AVCODEC_KBDWIN_H
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#define AVCODEC_KBDWIN_H
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/**
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 * Maximum window size for ff_kbd_window_init.
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 */
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#define FF_KBD_WINDOW_MAX 1024
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/**
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 * Generate a Kaiser-Bessel Derived Window.
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 * @param   window  pointer to half window
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 * @param   alpha   determines window shape
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 * @param   n       size of half window, max FF_KBD_WINDOW_MAX
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 */
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void ff_kbd_window_init(float *window, float alpha, int n);
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#endif