1 files changed, 152 insertions, 0 deletions

diff --git a/lib/rbcodec/codecs/libopus/celt/dump_modes/dump_modes_arm_ne10.c b/lib/rbcodec/codecs/libopus/celt/dump_modes/dump_modes_arm_ne10.c
new file mode 100644
index 0000000000..828e7b9fff
--- /dev/null
+++ b/lib/rbcodec/codecs/libopus/celt/dump_modes/dump_modes_arm_ne10.c
@@ -0,0 +1,152 @@
+/* Copyright (c) 2015 Xiph.Org Foundation
+   Written by Viswanath Puttagunta */
+/*
+   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.
+
+   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 COPYRIGHT OWNER
+   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.
+*/
+
+#if defined(HAVE_CONFIG_H)
+# include "config.h"
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include "modes.h"
+#include "dump_modes_arch.h"
+#include <NE10_dsp.h>
+
+#if !defined(FIXED_POINT)
+# define NE10_FFT_CFG_TYPE_T ne10_fft_cfg_float32_t
+# define NE10_FFT_CPX_TYPE_T_STR "ne10_fft_cpx_float32_t"
+# define NE10_FFT_STATE_TYPE_T_STR "ne10_fft_state_float32_t"
+#else
+# define NE10_FFT_CFG_TYPE_T ne10_fft_cfg_int32_t
+# define NE10_FFT_CPX_TYPE_T_STR "ne10_fft_cpx_int32_t"
+# define NE10_FFT_STATE_TYPE_T_STR "ne10_fft_state_int32_t"
+#endif
+
+static FILE *file;
+
+void dump_modes_arch_init(CELTMode **modes, int nb_modes)
+{
+   int i;
+
+   file = fopen(ARM_NE10_ARCH_FILE_NAME, "w");
+   fprintf(file, "/* The contents of this file was automatically generated by\n");
+   fprintf(file, " * dump_mode_arm_ne10.c with arguments:");
+   for (i=0;i<nb_modes;i++)
+   {
+      CELTMode *mode = modes[i];
+      fprintf(file, " %d %d",mode->Fs,mode->shortMdctSize*mode->nbShortMdcts);
+   }
+   fprintf(file, "\n * It contains static definitions for some pre-defined modes. */\n");
+   fprintf(file, "#include <NE10_types.h>\n\n");
+}
+
+void dump_modes_arch_finalize()
+{
+   fclose(file);
+}
+
+void dump_mode_arch(CELTMode *mode)
+{
+   int k, j;
+   int mdctSize;
+
+   mdctSize = mode->shortMdctSize*mode->nbShortMdcts;
+
+   fprintf(file, "#ifndef NE10_FFT_PARAMS%d_%d\n", mode->Fs, mdctSize);
+   fprintf(file, "#define NE10_FFT_PARAMS%d_%d\n", mode->Fs, mdctSize);
+   /* cfg->factors */
+   for(k=0;k<=mode->mdct.maxshift;k++) {
+      NE10_FFT_CFG_TYPE_T cfg;
+      cfg = (NE10_FFT_CFG_TYPE_T)mode->mdct.kfft[k]->arch_fft->priv;
+      if (!cfg)
+         continue;
+      fprintf(file, "static const ne10_int32_t ne10_factors_%d[%d] = {\n",
+              mode->mdct.kfft[k]->nfft, (NE10_MAXFACTORS * 2));
+      for(j=0;j<(NE10_MAXFACTORS * 2);j++) {
+         fprintf(file, "%d,%c", cfg->factors[j],(j+16)%15==0?'\n':' ');
+      }
+      fprintf (file, "};\n");
+   }
+
+   /* cfg->twiddles */
+   for(k=0;k<=mode->mdct.maxshift;k++) {
+      NE10_FFT_CFG_TYPE_T cfg;
+      cfg = (NE10_FFT_CFG_TYPE_T)mode->mdct.kfft[k]->arch_fft->priv;
+      if (!cfg)
+         continue;
+      fprintf(file, "static const %s ne10_twiddles_%d[%d] = {\n",
+              NE10_FFT_CPX_TYPE_T_STR, mode->mdct.kfft[k]->nfft,
+              mode->mdct.kfft[k]->nfft);
+      for(j=0;j<mode->mdct.kfft[k]->nfft;j++) {
+#if !defined(FIXED_POINT)
+         fprintf(file, "{%#0.8gf,%#0.8gf},%c",
+                 cfg->twiddles[j].r, cfg->twiddles[j].i,(j+4)%3==0?'\n':' ');
+#else
+         fprintf(file, "{%d,%d},%c",
+                 cfg->twiddles[j].r, cfg->twiddles[j].i,(j+4)%3==0?'\n':' ');
+#endif
+      }
+      fprintf (file, "};\n");
+   }
+
+   for(k=0;k<=mode->mdct.maxshift;k++) {
+      NE10_FFT_CFG_TYPE_T cfg;
+      cfg = (NE10_FFT_CFG_TYPE_T)mode->mdct.kfft[k]->arch_fft->priv;
+      if (!cfg) {
+         fprintf(file, "/* Ne10 does not support scaled FFT for length = %d */\n",
+                 mode->mdct.kfft[k]->nfft);
+         fprintf(file, "static const arch_fft_state cfg_arch_%d = {\n", mode->mdct.kfft[k]->nfft);
+         fprintf(file, "0,\n");
+         fprintf(file, "NULL\n");
+         fprintf(file, "};\n");
+         continue;
+      }
+      fprintf(file, "static const %s %s_%d = {\n", NE10_FFT_STATE_TYPE_T_STR,
+              NE10_FFT_STATE_TYPE_T_STR, mode->mdct.kfft[k]->nfft);
+      fprintf(file, "%d,\n", cfg->nfft);
+      fprintf(file, "(ne10_int32_t *)ne10_factors_%d,\n", mode->mdct.kfft[k]->nfft);
+      fprintf(file, "(%s *)ne10_twiddles_%d,\n",
+              NE10_FFT_CPX_TYPE_T_STR, mode->mdct.kfft[k]->nfft);
+      fprintf(file, "NULL,\n");  /* buffer */
+      fprintf(file, "(%s *)&ne10_twiddles_%d[%d],\n",
+              NE10_FFT_CPX_TYPE_T_STR, mode->mdct.kfft[k]->nfft, cfg->nfft);
+#if !defined(FIXED_POINT)
+      fprintf(file, "/* is_forward_scaled = true */\n");
+      fprintf(file, "(ne10_int32_t) 1,\n");
+      fprintf(file, "/* is_backward_scaled = false */\n");
+      fprintf(file, "(ne10_int32_t) 0,\n");
+#endif
+      fprintf(file, "};\n");
+
+      fprintf(file, "static const arch_fft_state cfg_arch_%d = {\n",
+              mode->mdct.kfft[k]->nfft);
+      fprintf(file, "1,\n");
+      fprintf(file, "(void *)&%s_%d,\n",
+              NE10_FFT_STATE_TYPE_T_STR, mode->mdct.kfft[k]->nfft);
+      fprintf(file, "};\n\n");
+   }
+   fprintf(file, "#endif  /* end NE10_FFT_PARAMS%d_%d */\n", mode->Fs, mdctSize);
+}