diff options
| author | Viswanath Puttagunta <viswanath.puttagunta@linaro.org> | 2015-05-15 12:42:20 -0500 |
|---|---|---|
| committer | Jean-Marc Valin <jmvalin@jmvalin.ca> | 2015-10-07 18:09:20 -0400 |
| commit | 19c5406cde4755130d484949e0bdc2bff2a0d770 (patch) | |
| tree | 29f707d2ec6610e007a65067d3f6e4b1776328d0 /celt/kiss_fft.h | |
| parent | f48abe8308ba7a67e443ad0911e06d62fd47ba91 (diff) | |
| download | opus-19c5406cde4755130d484949e0bdc2bff2a0d770.tar.gz | |
armv7(float): Optimize decode usecase using NE10 library
Optimize opus decode (float only) use case using ARM NE10.
Mainly effects opus_ifft and ctl_mdct_backward and related
functions.
Work based on previous Encode optimization using ARM NE10
library. See previous commit for details on how to enable
this.
Signed-off-by: Timothy B. Terriberry <tterribe@xiph.org>
Diffstat (limited to 'celt/kiss_fft.h')
| -rw-r--r-- | celt/kiss_fft.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/celt/kiss_fft.h b/celt/kiss_fft.h index 99f0e500..a6aed489 100644 --- a/celt/kiss_fft.h +++ b/celt/kiss_fft.h @@ -142,7 +142,7 @@ kiss_fft_state *opus_fft_alloc(int nfft,void * mem,size_t * lenmem, int arch); f[k].r and f[k].i * */ void opus_fft_c(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_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); @@ -172,6 +172,12 @@ 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) \ @@ -182,6 +188,10 @@ extern void (*const OPUS_FFT[OPUS_ARCHMASK+1])(const kiss_fft_state *cfg, #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)) + #endif /* end if defined(OPUS_HAVE_RTCD) && (defined(HAVE_ARM_NE10)) */ #endif /* end if !defined(OVERRIDE_OPUS_FFT) */ |