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Searched refs:prev_RD (Results 1 – 2 of 2) sorted by relevance

/frameworks/av/media/libstagefright/codecs/m4v_h263/enc/src/
Drate_control.cpp708 float curr_mad, prev_mad, curr_RD, prev_RD, average_mad, aver_QP; in calculateQuantizer_Multipass() local
755 prev_RD = (float)prev_actual_bits / prev_mad; in calculateQuantizer_Multipass()
759 rc->Qc = (Int)(prev_RD / curr_RD + 0.5); in calculateQuantizer_Multipass()
763 rc->Qc = (Int)(prev_QP * M4VENC_SQRT(prev_RD / curr_RD) + 0.9); in calculateQuantizer_Multipass()
765 if (prev_RD / curr_RD > 0.5 && prev_RD / curr_RD < 2.0) in calculateQuantizer_Multipass()
766 …rc->Qc = (Int)(prev_QP * (M4VENC_SQRT(prev_RD / curr_RD) + prev_RD / curr_RD) / 2.0 + 0.9); /* Qua… in calculateQuantizer_Multipass()
768 …rc->Qc = (Int)(prev_QP * (M4VENC_SQRT(prev_RD / curr_RD) + M4VENC_POW(prev_RD / curr_RD, 1.0 / 3.0… in calculateQuantizer_Multipass()
/frameworks/av/media/libstagefright/codecs/avc/enc/src/
Drate_control.cpp411 OsclFloat curr_mad, prev_mad, curr_RD, prev_RD, average_mad, aver_QP; in calculateQuantizer_Multipass() local
477 prev_RD = (OsclFloat)prev_actual_bits / prev_mad; in calculateQuantizer_Multipass()
481 Qstep = (int)(prev_RD / curr_RD + 0.5); in calculateQuantizer_Multipass()
487 if (prev_RD / curr_RD > 0.5 && prev_RD / curr_RD < 2.0) in calculateQuantizer_Multipass()
488 …Qstep = (int)(prev_QP * (sqrt(prev_RD / curr_RD) + prev_RD / curr_RD) / 2.0 + 0.9); /* Quadratic a… in calculateQuantizer_Multipass()
490 …Qstep = (int)(prev_QP * (sqrt(prev_RD / curr_RD) + pow(prev_RD / curr_RD, 1.0 / 3.0)) / 2.0 + 0.9); in calculateQuantizer_Multipass()