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Searched refs:lpc_coeffs (Results 1 – 5 of 5) sorted by relevance

/external/webrtc/modules/audio_processing/agc2/rnn_vad/
Dlp_residual.cc57 rtc::ArrayView<float, kNumLpcCoefficients - 1> lpc_coeffs) { in ComputeInitialInverseFilterCoefficients()
62 reflection_coeff += lpc_coeffs[j] * auto_corr[i - j]; in ComputeInitialInverseFilterCoefficients()
74 lpc_coeffs[i] = reflection_coeff; in ComputeInitialInverseFilterCoefficients()
76 const float tmp1 = lpc_coeffs[j]; in ComputeInitialInverseFilterCoefficients()
77 const float tmp2 = lpc_coeffs[i - 1 - j]; in ComputeInitialInverseFilterCoefficients()
78 lpc_coeffs[j] = tmp1 + reflection_coeff * tmp2; in ComputeInitialInverseFilterCoefficients()
79 lpc_coeffs[i - 1 - j] = tmp2 + reflection_coeff * tmp1; in ComputeInitialInverseFilterCoefficients()
92 rtc::ArrayView<float, kNumLpcCoefficients> lpc_coeffs) { in ComputeAndPostProcessLpcCoefficients() argument
96 std::fill(lpc_coeffs.begin(), lpc_coeffs.end(), 0); in ComputeAndPostProcessLpcCoefficients()
110 lpc_coeffs[0] = lpc_coeffs_pre[0] + c2; in ComputeAndPostProcessLpcCoefficients()
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Dlp_residual_unittest.cc36 std::array<float, kNumLpcCoefficients> lpc_coeffs; in TEST() local
37 ComputeAndPostProcessLpcCoefficients(empty_frame, lpc_coeffs); in TEST()
40 ComputeLpResidual(lpc_coeffs, empty_frame, lp_residual); in TEST()
51 std::array<float, kNumLpcCoefficients> lpc_coeffs; in TEST() local
78 ComputeAndPostProcessLpcCoefficients(pitch_buf_data, lpc_coeffs); in TEST()
79 ComputeLpResidual(lpc_coeffs, pitch_buf_data, computed_lp_residual); in TEST()
Dfeatures_extraction.cc65 float lpc_coeffs[kNumLpcCoefficients]; in CheckSilenceComputeFeatures() local
66 ComputeAndPostProcessLpcCoefficients(pitch_buf_24kHz_view_, lpc_coeffs); in CheckSilenceComputeFeatures()
67 ComputeLpResidual(lpc_coeffs, pitch_buf_24kHz_view_, lp_residual_view_); in CheckSilenceComputeFeatures()
Dlp_residual.h28 rtc::ArrayView<float, kNumLpcCoefficients> lpc_coeffs);
34 rtc::ArrayView<const float, kNumLpcCoefficients> lpc_coeffs,
/external/libxaac/decoder/
Dixheaacd_func_def.h75 WORD32 ixheaacd_lpc_to_td(FLOAT32 *lpc_coeffs, WORD32 lpc_order,