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| author | Mans Rullgard <mans@mansr.com> | 2011-03-19 23:44:00 +0000 |
|---|---|---|
| committer | Mans Rullgard <mans@mansr.com> | 2011-03-20 13:25:19 +0000 |
| commit | 4538729afed44a0ee0a762d3ef69aa4bbb7f10b3 (patch) | |
| tree | 746f6f85406a0100bff5684c1055c8922761d020 /libavcodec/fft.h | |
| parent | a45fbda994df54600101e845e29f0af60e456e95 (diff) | |
| download | ffmpeg-4538729afed44a0ee0a762d3ef69aa4bbb7f10b3.tar.gz | |
Move sine windows to a separate file
These windows do not really belong in fft/mdct files and were
easily confused with the similarly named tables used by rdft.
Signed-off-by: Mans Rullgard <mans@mansr.com>
Diffstat (limited to 'libavcodec/fft.h')
| -rw-r--r-- | libavcodec/fft.h | 26 |
1 files changed, 1 insertions, 25 deletions
diff --git a/libavcodec/fft.h b/libavcodec/fft.h index 88fd325dfa..f10ef89621 100644 --- a/libavcodec/fft.h +++ b/libavcodec/fft.h @@ -62,19 +62,16 @@ struct FFTContext { #if CONFIG_HARDCODED_TABLES #define COSTABLE_CONST const #define SINTABLE_CONST const -#define SINETABLE_CONST const #else #define COSTABLE_CONST #define SINTABLE_CONST -#define SINETABLE_CONST #endif #define COSTABLE(size) \ COSTABLE_CONST DECLARE_ALIGNED(16, FFTSample, ff_cos_##size)[size/2] #define SINTABLE(size) \ SINTABLE_CONST DECLARE_ALIGNED(16, FFTSample, ff_sin_##size)[size/2] -#define SINETABLE(size) \ - SINETABLE_CONST DECLARE_ALIGNED(16, float, ff_sine_##size)[size] + extern COSTABLE(16); extern COSTABLE(32); extern COSTABLE(64); @@ -124,27 +121,6 @@ void ff_dct_init_mmx(DCTContext *s); void ff_fft_end(FFTContext *s); -/** - * Generate a sine window. - * @param window pointer to half window - * @param n size of half window - */ -void ff_sine_window_init(float *window, int n); - -/** - * initialize the specified entry of ff_sine_windows - */ -void ff_init_ff_sine_windows(int index); -extern SINETABLE( 32); -extern SINETABLE( 64); -extern SINETABLE( 128); -extern SINETABLE( 256); -extern SINETABLE( 512); -extern SINETABLE(1024); -extern SINETABLE(2048); -extern SINETABLE(4096); -extern SINETABLE_CONST float * const ff_sine_windows[13]; - int ff_mdct_init(FFTContext *s, int nbits, int inverse, double scale); void ff_imdct_calc_c(FFTContext *s, FFTSample *output, const FFTSample *input); void ff_imdct_half_c(FFTContext *s, FFTSample *output, const FFTSample *input); |