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/frameworks/av/media/libeffects/visualizer/
DEffectVisualizer.cpp667 float rms = nbValidMeasurements == 0 ? 0.0f : sqrtf(sumRmsSquared / nbValidMeasurements); in Visualizer_command() local
670 if (rms < 0.000016f) { in Visualizer_command()
673 pIntReplyData[MEASUREMENT_IDX_RMS] = (int32_t) (2000 * log10(rms / 32767.0f)); in Visualizer_command()
682 rms, pIntReplyData[MEASUREMENT_IDX_RMS]); in Visualizer_command()