diff options
Diffstat (limited to 'libavfilter/window_func.h')
-rw-r--r-- | libavfilter/window_func.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/libavfilter/window_func.h b/libavfilter/window_func.h new file mode 100644 index 0000000000..eb2a3265fb --- /dev/null +++ b/libavfilter/window_func.h @@ -0,0 +1,32 @@ +/* + * Copyright (c) 2015 Paul B Mahol + * + * 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 AVFILTER_WINDOW_FUNC_H +#define AVFILTER_WINDOW_FUNC_H + +enum WindowFunc { WFUNC_RECT, WFUNC_HANNING, WFUNC_HAMMING, WFUNC_BLACKMAN, + WFUNC_BARTLETT, WFUNC_WELCH, WFUNC_FLATTOP, + WFUNC_BHARRIS, WFUNC_BNUTTALL, WFUNC_SINE, WFUNC_NUTTALL, + WFUNC_BHANN, WFUNC_LANCZOS, WFUNC_GAUSS, NB_WFUNC }; + +void ff_generate_window_func(float *lut, int N, int win_func, float *overlap); + +#endif /* AVFILTER_WINDOW_FUNC_H */ |