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Cleaned up real_fft APIs due to non-existing NEON code

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There are NEON APIs that are not used. Cleaning that up for better overview.

BUG=3353
TESTED=locally on Linux and trybots
R=kwiberg@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/31149004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@7827 4adac7df-926f-26a2-2b94-8c16560cd09d
This commit is contained in:
bjornv@webrtc.org
2014-12-08 16:36:22 +00:00
parent ed7824b1c0
commit ee43263a50
3 changed files with 18 additions and 90 deletions
Download Patch File Download Diff File Expand all files Collapse all files

47
webrtc/common_audio/signal_processing/include/real_fft.h
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@ -24,27 +24,8 @@ struct RealFFT;
extern "C" {
#endif
typedef struct RealFFT* (*CreateRealFFT)(int order);
typedef void (*FreeRealFFT)(struct RealFFT* self);
typedef int (*RealForwardFFT)(struct RealFFT* self,
const int16_t* real_data_in,
int16_t* complex_data_out);
typedef int (*RealInverseFFT)(struct RealFFT* self,
const int16_t* complex_data_in,
int16_t* real_data_out);
extern CreateRealFFT WebRtcSpl_CreateRealFFT;
extern FreeRealFFT WebRtcSpl_FreeRealFFT;
extern RealForwardFFT WebRtcSpl_RealForwardFFT;
extern RealInverseFFT WebRtcSpl_RealInverseFFT;
struct RealFFT* WebRtcSpl_CreateRealFFTC(int order);
void WebRtcSpl_FreeRealFFTC(struct RealFFT* self);
#if (defined WEBRTC_DETECT_ARM_NEON) || (defined WEBRTC_ARCH_ARM_NEON)
struct RealFFT* WebRtcSpl_CreateRealFFTNeon(int order);
void WebRtcSpl_FreeRealFFTNeon(struct RealFFT* self);
#endif
struct RealFFT* WebRtcSpl_CreateRealFFT(int order);
void WebRtcSpl_FreeRealFFT(struct RealFFT* self);
// Compute an FFT for a real-valued signal of length of 2^order,
// where 1 < order <= MAX_FFT_ORDER. Transform length is determined by the
@ -77,15 +58,9 @@ void WebRtcSpl_FreeRealFFTNeon(struct RealFFT* self);
// Return Value:
// 0 - FFT calculation is successful.
// -1 - Error with bad arguments (NULL pointers).
int WebRtcSpl_RealForwardFFTC(struct RealFFT* self,
const int16_t* real_data_in,
int16_t* complex_data_out);
#if (defined WEBRTC_DETECT_ARM_NEON) || (defined WEBRTC_ARCH_ARM_NEON)
int WebRtcSpl_RealForwardFFTNeon(struct RealFFT* self,
const int16_t* real_data_in,
int16_t* complex_data_out);
#endif
int WebRtcSpl_RealForwardFFT(struct RealFFT* self,
const int16_t* real_data_in,
int16_t* complex_data_out);
// Compute the inverse FFT for a conjugate-symmetric input sequence of length of
// 2^order, where 1 < order <= MAX_FFT_ORDER. Transform length is determined by
@ -111,15 +86,9 @@ int WebRtcSpl_RealForwardFFTNeon(struct RealFFT* self,
// should be shifted left with in order to get
// correct physical values.
// -1 - Error with bad arguments (NULL pointers).
int WebRtcSpl_RealInverseFFTC(struct RealFFT* self,
const int16_t* complex_data_in,
int16_t* real_data_out);
#if (defined WEBRTC_DETECT_ARM_NEON) || (defined WEBRTC_ARCH_ARM_NEON)
int WebRtcSpl_RealInverseFFTNeon(struct RealFFT* self,
const int16_t* complex_data_in,
int16_t* real_data_out);
#endif
int WebRtcSpl_RealInverseFFT(struct RealFFT* self,
const int16_t* complex_data_in,
int16_t* real_data_out);
#ifdef __cplusplus
}