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/external/aac/libAACenc/src/
Dblock_switch.cpp349 FIXP_DBL tempUnfiltered, tempFiltred, t1, t2; in FDKaacEnc_CalcWindowEnergy() local
352 tempUnfiltered = (FIXP_DBL) *pTimeSignal++ >> 1; in FDKaacEnc_CalcWindowEnergy()
354 tempUnfiltered = (FIXP_DBL) *pTimeSignal++ << (DFRACT_BITS-SAMPLE_BITS-1); in FDKaacEnc_CalcWindowEnergy()
356 t1 = fMultDiv2(hiPassCoeff1, tempUnfiltered-temp_iirState0); in FDKaacEnc_CalcWindowEnergy()
360 temp_iirState0 = tempUnfiltered; in FDKaacEnc_CalcWindowEnergy()
367 temp_windowNrg += fPow2Div2(tempUnfiltered) >> (BLOCK_SWITCH_ENERGY_SHIFT - 1 - 2); in FDKaacEnc_CalcWindowEnergy()