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Searched refs:x_energy (Results 1 – 3 of 3) sorted by relevance

/external/webrtc/modules/audio_processing/aec3/
Dfilter_analyzer.cc260 const float x_energy = std::inner_product( in Detect() local
262 if (x_energy > active_render_threshold_) { in Detect()
Drender_delay_buffer.cc427 const float x_energy = std::inner_product(x.begin(), x.end(), x.begin(), 0.f); in DetectActiveRender() local
428 return x_energy > (config_.render_levels.active_render_limit * in DetectActiveRender()
/external/libxaac/decoder/
Dixheaacd_lpc.c222 FLOAT32 x_energy, xy_corr, y_energy, norm_corr, energy, gain, tmp, alpha; in ixheaacd_bass_post_filter() local
245 x_energy = 0.01f; in ixheaacd_bass_post_filter()
249 x_energy += x[i] * x[i]; in ixheaacd_bass_post_filter()
254 norm_corr = xy_corr / (FLOAT32)sqrt(x_energy * y_energy); in ixheaacd_bass_post_filter()