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/netgear-R7000-V1.0.7.12_1.2.5/ap/gpl/minidlna/ffmpeg-2.3.4/libavcodec/
H A Dsonic.c792 double energy1 = 0.0, energy2 = 0.0; local
798 energy2 += sample*sample;
803 energy2 = sqrt(energy2/(s->channels*s->block_align));
809 if (energy2 > energy1)
810 energy2 += (energy2-energy1)*RATE_VARIATION;
812 quant = (int)(BASE_QUANT*s->quantization*energy2/SAMPLE_FACTOR);
813 // av_log(avctx, AV_LOG_DEBUG, "quant: %d energy: %f / %f\n", quant, energy1, energy2);

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