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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-01-16 15:38:41 +0400 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-01-16 15:38:41 +0400 |
| commit | 5c7e9e16c961f1f7258734426afac3cee4349580 (patch) | |
| tree | 20ea7bec723ef262bffb8f2447adcc1dc3d98069 /libavutil/float_dsp.h | |
| parent | 0e79fe37e5c5500db2e65ce6b7ea0bbdb3f24665 (diff) | |
| parent | e034cc6c60c77dce390b1ac31141b1862bdf8999 (diff) | |
Merge remote-tracking branch 'qatar/master'
* qatar/master:
lavc: Move vector_fmul_window to AVFloatDSPContext
rtpdec_mpeg4: Check the remaining amount of data before reading
Conflicts:
libavcodec/dsputil.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavutil/float_dsp.h')
| -rw-r--r-- | libavutil/float_dsp.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/libavutil/float_dsp.h b/libavutil/float_dsp.h index a3dc947268..f8da3fcbab 100644 --- a/libavutil/float_dsp.h +++ b/libavutil/float_dsp.h @@ -81,6 +81,25 @@ typedef struct AVFloatDSPContext { */ void (*vector_dmul_scalar)(double *dst, const double *src, double mul, int len); + + /** + * Overlap/add with window function. + * Used primarily by MDCT-based audio codecs. + * Source and destination vectors must overlap exactly or not at all. + * + * @param dst result vector + * constraints: 16-byte aligned + * @param src0 first source vector + * constraints: 16-byte aligned + * @param src1 second source vector + * constraints: 16-byte aligned + * @param win half-window vector + * constraints: 16-byte aligned + * @param len length of vector + * constraints: multiple of 4 + */ + void (*vector_fmul_window)(float *dst, const float *src0, + const float *src1, const float *win, int len); } AVFloatDSPContext; /** |