ffmpeg/libavcodec/fft_fixed.c

/*
 * 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 0
#include "fft.c"
Fixed-point FFT and MDCT 2011-03-26 15:20:30 +00:00			`/*`
Merge remote-tracking branch 'newdev/master' * newdev/master: mpegts: propagate avio EOF in read_packet() configure: Initial support for --target-os=symbian Fixed-point FFT and MDCT Include dependencies for test programs ac3enc: simplify sym_quant() flvdec: read index stored in the 'keyframes' tag. mov: Add support for zero-sized stsc runs. Merged-by: Michael Niedermayer <michaelni@gmx.at> 2011-04-01 00:55:29 +00:00			`* This file is part of FFmpeg.`
Fixed-point FFT and MDCT 2011-03-26 15:20:30 +00:00			`*`
Merge remote-tracking branch 'newdev/master' * newdev/master: mpegts: propagate avio EOF in read_packet() configure: Initial support for --target-os=symbian Fixed-point FFT and MDCT Include dependencies for test programs ac3enc: simplify sym_quant() flvdec: read index stored in the 'keyframes' tag. mov: Add support for zero-sized stsc runs. Merged-by: Michael Niedermayer <michaelni@gmx.at> 2011-04-01 00:55:29 +00:00			`* FFmpeg is free software; you can redistribute it and/or`
Fixed-point FFT and MDCT 2011-03-26 15:20:30 +00:00			`* 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.`
			`*`
Merge remote-tracking branch 'newdev/master' * newdev/master: mpegts: propagate avio EOF in read_packet() configure: Initial support for --target-os=symbian Fixed-point FFT and MDCT Include dependencies for test programs ac3enc: simplify sym_quant() flvdec: read index stored in the 'keyframes' tag. mov: Add support for zero-sized stsc runs. Merged-by: Michael Niedermayer <michaelni@gmx.at> 2011-04-01 00:55:29 +00:00			`* FFmpeg is distributed in the hope that it will be useful,`
Fixed-point FFT and MDCT 2011-03-26 15:20:30 +00:00			`* 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`
Merge remote-tracking branch 'newdev/master' * newdev/master: mpegts: propagate avio EOF in read_packet() configure: Initial support for --target-os=symbian Fixed-point FFT and MDCT Include dependencies for test programs ac3enc: simplify sym_quant() flvdec: read index stored in the 'keyframes' tag. mov: Add support for zero-sized stsc runs. Merged-by: Michael Niedermayer <michaelni@gmx.at> 2011-04-01 00:55:29 +00:00			`* License along with FFmpeg; if not, write to the Free Software`
Fixed-point FFT and MDCT 2011-03-26 15:20:30 +00:00			`* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA`
			`*/`

			`#define CONFIG_FFT_FLOAT 0`
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> 2013-06-03 14:11:12 +00:00			`#define CONFIG_FFT_FIXED_32 0`
Fixed-point FFT and MDCT 2011-03-26 15:20:30 +00:00			`#include "fft.c"`