refactor(fmod): move all original files into fmod directory

fmod/lib/libcelt/kfft_double.h

@@ -0,0 +1,68 @@
+/* (C) 2008 Jean-Marc Valin, CSIRO
+*/
+/*
+   Redistribution and use in source and binary forms, with or without
+   modification, are permitted provided that the following conditions
+   are met:
+   
+   - Redistributions of source code must retain the above copyright
+   notice, this list of conditions and the following disclaimer.
+   
+   - Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+   
+   - Neither the name of the Xiph.org Foundation nor the names of its
+   contributors may be used to endorse or promote products derived from
+   this software without specific prior written permission.
+   
+   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+   ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+   A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR
+   CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+   EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+   PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+   PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+   LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#ifndef KFFT_DOUBLE_H
+#define KFFT_DOUBLE_H
+
+#ifdef ENABLE_TI_DSPLIB
+
+#include "dsplib.h"
+#include "_kiss_fft_guts.h"
+
+#define cpx32_fft_alloc(length) NULL
+#define cpx32_fft_free(state)
+
+#define cpx32_fft(state, X, Y, nx)\
+    (\
+      cfft32_SCALE(X,nx),\
+      cbrev32(X,Y,nx)\
+    )
+
+#define cpx32_ifft(state, X, Y, nx) \
+    (\
+      cifft32_NOSCALE(X,nx),\
+      cbrev32(X,Y,nx)\
+    )
+
+
+#else /* ENABLE_TI_DSPLIB */
+
+#include "kiss_fft.h"
+#include "_kiss_fft_guts.h"
+
+#define cpx32_fft_alloc(length) kiss_fft_alloc(length, 0, 0);
+#define cpx32_fft_free(state) kiss_fft_free(state)
+#define cpx32_fft(state, X, Y, nx) kiss_fft(state,(const kiss_fft_cpx *)(X), (kiss_fft_cpx *)(Y))
+#define cpx32_ifft(state, X, Y, nx) kiss_ifft(state,(const kiss_fft_cpx *)(X), (kiss_fft_cpx *)(Y))
+
+#endif /* !ENABLE_TI_DSPLIB */
+
+#endif /* KFFT_DOUBLE_H */