core: give pts as parameter to demuxer_get_current_chapter()
[mplayer/glamo.git] / libaf / window.h
blob1c179b7902d0e9f5169d4a8b7954da8bb0ff76c0
1 /*
2 * Copyright (C) 2001 Anders Johansson ajh@atri.curtin.edu.au
4 * This file is part of MPlayer.
6 * MPlayer is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * MPlayer is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License along
17 * with MPlayer; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 /* Calculates a number of window functions. The following window
22 functions are currently implemented: Boxcar, Triang, Hanning,
23 Hamming, Blackman, Flattop and Kaiser. In the function call n is
24 the number of filter taps and w the buffer in which the filter
25 coefficients will be stored.
28 #if !defined MPLAYER_DSP_H
29 # error Never use window.h directly; include dsp.h instead.
30 #endif
32 #ifndef MPLAYER_WINDOW_H
33 #define MPLAYER_WINDOW_H
35 void af_window_boxcar(int n, FLOAT_TYPE* w);
36 void af_window_triang(int n, FLOAT_TYPE* w);
37 void af_window_hanning(int n, FLOAT_TYPE* w);
38 void af_window_hamming(int n, FLOAT_TYPE* w);
39 void af_window_blackman(int n, FLOAT_TYPE* w);
40 void af_window_flattop(int n, FLOAT_TYPE* w);
41 void af_window_kaiser(int n, FLOAT_TYPE* w, FLOAT_TYPE b);
43 #endif /* MPLAYER_WINDOW_H */