Lines Matching full:exponent
117 Scaling of spectral data to maximize SNR (see #QMF_SCALE_FACTOR) as well as a special Mantissa-Exponent format
409 /* Convert headroom bits to exponent */
420 into mantissa and exponent. The variable names in the source code carry
427 research-implementation) of a mantissa/exponent-pair can be calculated as
434 to an 'input exponent' (#input_e), which fits the internal representation.
436 Before the actual processing, an exponent #adj_e for resulting adjusted
557 The resulting exponent is used as start value for the maximum search
577 /* Energy -> magnitude (sqrt halfens exponent) */
886 /* Adapt exponent of buffered noise levels to the current exponent
1061 /* Determine common output exponent */
1085 /* Save the current final exponent for the next frame: */
1165 /* Noise exponent needs to be reset because the output exponent for the next frame depends on it */
1192 filtBuffer_e[band] += diff; /* New gain is bigger, use its exponent */
1202 that we can take the new exponent as common.
1209 filtBuffer_e[band] -= reserve; /* Compensate in the exponent: */
1340 SCHAR frameExp, /*!< Common exponent for all input samples */
1342 SCHAR *nrgEst_e ) /*!< Exponent of resulting Energy */
1352 /* The common exponent needs to be doubled because all mantissas are squared: */
1427 /* Convert double precision to Mantissa/Exponent: */
1442 due to its exponent. */
1461 SCHAR input_e, /*!< Common exponent for all input samples */
1463 SCHAR *nrgEst_e ) /*!< Exponent of resulting Energy */
1477 /* The common exponent needs to be doubled because all mantissas are squared: */
1548 /* Convert double precision to Mantissa/Exponent: */
1569 due to its exponent. */
1586 The resulting energy gain is given by mantissa and exponent.
1589 SCHAR nrgRef_e, /*!< Reference Energy according to envelope data (exponent) */
1593 SCHAR tmpNoise_e, /*!< Relative noise level (exponent) */
1599 SCHAR nrgEst_e = nrgs->nrgEst_e[i]; /*!< Energy in transposed signal (exponent) */
1601 SCHAR *ptrNrgGain_e = &nrgs->nrgGain_e[i]; /*!< Resulting energy gain (exponent) */
1603 SCHAR *ptrNoiseLevel_e = &nrgs->noiseLevel_e[i]; /*!< Resulting absolute noise energy (exponent) */
1605 SCHAR *ptrNrgSine_e = &nrgs->nrgSine_e[i]; /*!< Additional sine energy (exponent) */
1698 SCHAR *ptrAvgGain_e) /*!< Resulting overall gain (exponent) */
1701 SCHAR *nrgRef_e = nrgs->nrgRef_e; /*!< Reference Energy according to envelope data (exponent) */
1703 SCHAR *nrgEst_e = nrgs->nrgEst_e; /*!< Energy in transposed signal (exponent) */
