initZeroCrossings()

void fl::AudioSampleImpl::initZeroCrossings ( )

inlineprivate

Definition at line 136 of file audio.h.

                             {
        mZeroCrossings = 0;
        if (mSignedPcm.size() > 1) {
            for (fl::size i = 1; i < mSignedPcm.size(); ++i) {
                const bool crossed =
                    (mSignedPcm[i - 1] < 0 && mSignedPcm[i] >= 0) ||
                    (mSignedPcm[i - 1] >= 0 && mSignedPcm[i] < 0);
                if (crossed) {
                    ++mZeroCrossings;
                }
            }
        }
    }

References mSignedPcm, and mZeroCrossings.

Referenced by assign().

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