From 7c59d819a7ebb936d51ca032e66a2489e4080d08 Mon Sep 17 00:00:00 2001
From: George Marques <george@gmarqu.es>
Date: Sun, 1 May 2016 12:48:46 -0300
Subject: Update Opus driver to 1.1.2

And opusfile to 0.7.
---
 drivers/opus/celt/kiss_fft.h | 75 +++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 68 insertions(+), 7 deletions(-)

(limited to 'drivers/opus/celt/kiss_fft.h')

diff --git a/drivers/opus/celt/kiss_fft.h b/drivers/opus/celt/kiss_fft.h
index db2532c692..6229044c43 100644
--- a/drivers/opus/celt/kiss_fft.h
+++ b/drivers/opus/celt/kiss_fft.h
@@ -32,6 +32,7 @@
 #include <stdlib.h>
 #include <math.h>
 #include "opus/celt/arch.h"
+#include "opus/celt/cpu_support.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -77,17 +78,28 @@ typedef struct {
  4*4*4*2
  */
 
+typedef struct arch_fft_state{
+   int is_supported;
+   void *priv;
+} arch_fft_state;
+
 typedef struct kiss_fft_state{
     int nfft;
-#ifndef OPUS_FIXED_POINT
-    kiss_fft_scalar scale;
+    opus_val16 scale;
+#ifdef OPUS_FIXED_POINT
+    int scale_shift;
 #endif
     int shift;
     opus_int16 factors[2*MAXFACTORS];
     const opus_int16 *bitrev;
     const kiss_twiddle_cpx *twiddles;
+    arch_fft_state *arch_fft;
 } kiss_fft_state;
 
+#if defined(HAVE_ARM_NE10)
+#include "opus/celt/arm/fft_arm.h"
+#endif
+
 /*typedef struct kiss_fft_state* kiss_fft_cfg;*/
 
 /**
@@ -113,9 +125,9 @@ typedef struct kiss_fft_state{
  *      buffer size in *lenmem.
  * */
 
-kiss_fft_state *opus_fft_alloc_twiddles(int nfft,void * mem,size_t * lenmem, const kiss_fft_state *base);
+kiss_fft_state *opus_fft_alloc_twiddles(int nfft,void * mem,size_t * lenmem, const kiss_fft_state *base, int arch);
 
-kiss_fft_state *opus_fft_alloc(int nfft,void * mem,size_t * lenmem);
+kiss_fft_state *opus_fft_alloc(int nfft,void * mem,size_t * lenmem, int arch);
 
 /**
  * opus_fft(cfg,in_out_buf)
@@ -127,10 +139,59 @@ kiss_fft_state *opus_fft_alloc(int nfft,void * mem,size_t * lenmem);
  * Note that each element is complex and can be accessed like
     f[k].r and f[k].i
  * */
-void opus_fft(const kiss_fft_state *cfg,const kiss_fft_cpx *fin,kiss_fft_cpx *fout);
-void opus_ifft(const kiss_fft_state *cfg,const kiss_fft_cpx *fin,kiss_fft_cpx *fout);
+void opus_fft_c(const kiss_fft_state *cfg,const kiss_fft_cpx *fin,kiss_fft_cpx *fout);
+void opus_ifft_c(const kiss_fft_state *cfg,const kiss_fft_cpx *fin,kiss_fft_cpx *fout);
+
+void opus_fft_impl(const kiss_fft_state *st,kiss_fft_cpx *fout);
+void opus_ifft_impl(const kiss_fft_state *st,kiss_fft_cpx *fout);
+
+void opus_fft_free(const kiss_fft_state *cfg, int arch);
+
+
+void opus_fft_free_arch_c(kiss_fft_state *st);
+int opus_fft_alloc_arch_c(kiss_fft_state *st);
+
+#if !defined(OVERRIDE_OPUS_FFT)
+/* Is run-time CPU detection enabled on this platform? */
+#if defined(OPUS_HAVE_RTCD) && (defined(HAVE_ARM_NE10))
+
+extern int (*const OPUS_FFT_ALLOC_ARCH_IMPL[OPUS_ARCHMASK+1])(
+ kiss_fft_state *st);
+
+#define opus_fft_alloc_arch(_st, arch) \
+         ((*OPUS_FFT_ALLOC_ARCH_IMPL[(arch)&OPUS_ARCHMASK])(_st))
+
+extern void (*const OPUS_FFT_FREE_ARCH_IMPL[OPUS_ARCHMASK+1])(
+ kiss_fft_state *st);
+#define opus_fft_free_arch(_st, arch) \
+         ((*OPUS_FFT_FREE_ARCH_IMPL[(arch)&OPUS_ARCHMASK])(_st))
+
+extern void (*const OPUS_FFT[OPUS_ARCHMASK+1])(const kiss_fft_state *cfg,
+ const kiss_fft_cpx *fin, kiss_fft_cpx *fout);
+#define opus_fft(_cfg, _fin, _fout, arch) \
+   ((*OPUS_FFT[(arch)&OPUS_ARCHMASK])(_cfg, _fin, _fout))
+
+extern void (*const OPUS_IFFT[OPUS_ARCHMASK+1])(const kiss_fft_state *cfg,
+ const kiss_fft_cpx *fin, kiss_fft_cpx *fout);
+#define opus_ifft(_cfg, _fin, _fout, arch) \
+   ((*OPUS_IFFT[(arch)&OPUS_ARCHMASK])(_cfg, _fin, _fout))
+
+#else /* else for if defined(OPUS_HAVE_RTCD) && (defined(HAVE_ARM_NE10)) */
+
+#define opus_fft_alloc_arch(_st, arch) \
+         ((void)(arch), opus_fft_alloc_arch_c(_st))
+
+#define opus_fft_free_arch(_st, arch) \
+         ((void)(arch), opus_fft_free_arch_c(_st))
+
+#define opus_fft(_cfg, _fin, _fout, arch) \
+         ((void)(arch), opus_fft_c(_cfg, _fin, _fout))
+
+#define opus_ifft(_cfg, _fin, _fout, arch) \
+         ((void)(arch), opus_ifft_c(_cfg, _fin, _fout))
 
-void opus_fft_free(const kiss_fft_state *cfg);
+#endif /* end if defined(OPUS_HAVE_RTCD) && (defined(HAVE_ARM_NE10)) */
+#endif /* end if !defined(OVERRIDE_OPUS_FFT) */
 
 #ifdef __cplusplus
 }
-- 
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