ref: 732ac84452097cf8b0c5749c62229b17ec332aa6
dir: /silk/float/autocorrelation_FLP.c/
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#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "typedef.h"
#include "SigProc_FLP.h"
/* compute autocorrelation */
void silk_autocorrelation_FLP(
silk_float *results, /* O result (length correlationCount) */
const silk_float *inputData, /* I input data to correlate */
opus_int inputDataSize, /* I length of input */
opus_int correlationCount /* I number of correlation taps to compute */
)
{
opus_int i;
if ( correlationCount > inputDataSize ) {
correlationCount = inputDataSize;
}
for( i = 0; i < correlationCount; i++ ) {
results[ i ] = (silk_float)silk_inner_product_FLP( inputData, inputData + i, inputDataSize - i );
}
}