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https://github.com/cookiengineer/audacity
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34 lines
1.2 KiB
C
34 lines
1.2 KiB
C
/* a few routines from a vector/matrix library */
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void xpose(float *indata, long iRsiz, float *outdata, long oRsiz, long Nrows, long Ncols);
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/* not in-place matrix transpose */
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/* INPUTS */
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/* *indata = input data array */
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/* iRsiz = offset to between rows of input data array */
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/* oRsiz = offset to between rows of output data array */
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/* Nrows = number of rows in input data array */
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/* Ncols = number of columns in input data array */
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/* OUTPUTS */
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/* *outdata = output data array */
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void cxpose(float *indata, long iRsiz, float *outdata, long oRsiz, long Nrows, long Ncols);
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/* not in-place complex matrix transpose */
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/* INPUTS */
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/* *indata = input data array */
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/* iRsiz = offset to between rows of input data array */
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/* oRsiz = offset to between rows of output data array */
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/* Nrows = number of rows in input data array */
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/* Ncols = number of columns in input data array */
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/* OUTPUTS */
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/* *outdata = output data array */
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void cvprod(float *a, float *b, float *out, long N);
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/* complex vector product, can be in-place */
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/* product of complex vector *a times complex vector *b */
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/* INPUTS */
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/* N vector length */
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/* *a complex vector length N complex numbers */
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/* *b complex vector length N complex numbers */
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/* OUTPUTS */
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/* *out complex vector length N */
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