diff options
| author | Ronald S. Bultje <rsbultje@gmail.com> | 2013-01-20 15:41:14 -0800 |
|---|---|---|
| committer | Ronald S. Bultje <rsbultje@gmail.com> | 2013-01-22 11:55:42 -0800 |
| commit | 5959bfaca396ecaf63a8123055f499688b79cae3 (patch) | |
| tree | a32f22fb1a5ad7ddc731e9cee13ffface840cb4a /libavutil/float_dsp.h | |
| parent | 42d324694883cdf1fff1612ac70fa403692a1ad4 (diff) | |
floatdsp: move butterflies_float from dsputil to avfloatdsp.
This makes wmadec/enc, twinvq and mpegaudiodec (i.e. mp2/mp3)
independent of dsputil.
Diffstat (limited to 'libavutil/float_dsp.h')
| -rw-r--r-- | libavutil/float_dsp.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/libavutil/float_dsp.h b/libavutil/float_dsp.h index 96fcdab1e6..ec57b36f79 100644 --- a/libavutil/float_dsp.h +++ b/libavutil/float_dsp.h @@ -137,6 +137,15 @@ typedef struct AVFloatDSPContext { */ void (*vector_fmul_reverse)(float *dst, const float *src0, const float *src1, int len); + + /** + * Calculate the sum and difference of two vectors of floats. + * + * @param v1 first input vector, sum output, 16-byte aligned + * @param v2 second input vector, difference output, 16-byte aligned + * @param len length of vectors, multiple of 4 + */ + void (*butterflies_float)(float *restrict v1, float *restrict v2, int len); } AVFloatDSPContext; /** |