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| author | Nedeljko Babic <nbabic@mips.com> | 2013-06-03 16:11:12 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-08-04 14:01:41 +0200 |
| commit | 18d7074b4e5a1112cfa6a53dde0faa25d2bd0b15 (patch) | |
| tree | 0d23cbed3eb59d91ba5c734a7222a6ae02c72cba /libavcodec/fft-fixed32-test.c | |
| parent | 27cc3e72f8502d6239dcd0f1dd3fe73f1c85355d (diff) | |
| download | ffmpeg-18d7074b4e5a1112cfa6a53dde0faa25d2bd0b15.tar.gz | |
libavcodec: Implementation of 32 bit fixed point FFT
Iterative implementation of 32 bit fixed point split-radix FFT.
Max FFT that can be calculated currently is 2^12.
Signed-off-by: Nedeljko Babic <nbabic@mips.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/fft-fixed32-test.c')
| -rw-r--r-- | libavcodec/fft-fixed32-test.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/libavcodec/fft-fixed32-test.c b/libavcodec/fft-fixed32-test.c new file mode 100644 index 0000000000..89cd47c1da --- /dev/null +++ b/libavcodec/fft-fixed32-test.c @@ -0,0 +1,21 @@ +/* + * 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 + */ + +#define CONFIG_FFT_FLOAT 0 +#define CONFIG_FFT_FIXED_32 1 +#include "fft-test.c" |