Searched defs:filter_state (Results 1 - 7 of 7) sorted by relevance

/external/webrtc/webrtc/common_audio/signal_processing/
H A Dsplitting_filter.c41 // - filter_state : Filter state (length 6, Q10).
50 int32_t* filter_state)
78 diff = WebRtcSpl_SubSatW32(in_data[0], filter_state[1]);
80 out_data[0] = WEBRTC_SPL_SCALEDIFF32(filter_coefficients[0], diff, filter_state[0]);
92 filter_state[0] = in_data[data_length - 1]; // x[N-1], becomes x[-1] next time
93 filter_state[1] = out_data[data_length - 1]; // y_1[N-1], becomes y_1[-1] next time
97 diff = WebRtcSpl_SubSatW32(out_data[0], filter_state[3]);
99 in_data[0] = WEBRTC_SPL_SCALEDIFF32(filter_coefficients[1], diff, filter_state[2]);
108 filter_state[2] = out_data[data_length - 1]; // y_1[N-1], becomes y_1[-1] next time
109 filter_state[
48 WebRtcSpl_AllPassQMF(int32_t* in_data, size_t data_length, int32_t* out_data, const uint16_t* filter_coefficients, int32_t* filter_state) argument
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/external/webrtc/webrtc/common_audio/vad/
H A Dvad_sp.c29 int32_t* filter_state,
32 int32_t tmp32_1 = filter_state[0];
33 int32_t tmp32_2 = filter_state[1];
53 filter_state[0] = tmp32_1;
54 filter_state[1] = tmp32_2;
27 WebRtcVad_Downsampling(const int16_t* signal_in, int16_t* signal_out, int32_t* filter_state, size_t in_length) argument
H A Dvad_filterbank.c38 // - filter_state [i/o] : State of the filter.
42 int16_t* filter_state, int16_t* data_out) {
60 tmp32 += kHpZeroCoefs[1] * filter_state[0];
61 tmp32 += kHpZeroCoefs[2] * filter_state[1];
62 filter_state[1] = filter_state[0];
63 filter_state[0] = *in_ptr++;
66 tmp32 -= kHpPoleCoefs[1] * filter_state[2];
67 tmp32 -= kHpPoleCoefs[2] * filter_state[3];
68 filter_state[
41 HighPassFilter(const int16_t* data_in, size_t data_length, int16_t* filter_state, int16_t* data_out) argument
83 AllPassFilter(const int16_t* data_in, size_t data_length, int16_t filter_coefficient, int16_t* filter_state, int16_t* data_out) argument
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/external/webrtc/webrtc/modules/audio_coding/neteq/
H A Dbackground_noise.cc150 return channel_parameters_[channel].filter_state;
157 memcpy(channel_parameters_[channel].filter_state, input,
229 const int16_t* filter_state,
236 memcpy(parameters.filter_state, filter_state,
227 SaveParameters(size_t channel, const int16_t* lpc_coefficients, const int16_t* filter_state, int32_t sample_energy, int32_t residual_energy) argument
H A Dbackground_noise.h95 memset(filter_state, 0, sizeof(filter_state));
107 int16_t filter_state[kMaxLpcOrder]; member in struct:webrtc::BackgroundNoise::ChannelParameters
124 const int16_t* filter_state,
/external/iproute2/bridge/
H A Dfdb.c32 static unsigned int filter_index, filter_vlan, filter_state; variable
122 if (filter_state && !(r->ndm_state & filter_state))
347 filter_state |= state;
/external/webrtc/webrtc/modules/audio_coding/codecs/isac/main/source/
H A Dpitch_filter.c260 static void FilterFrame(const double* in_data, PitchFiltstr* filter_state, argument
276 memcpy(filter_parameters.buffer, filter_state->ubuf,
277 sizeof(filter_state->ubuf));
278 memcpy(filter_parameters.damper_state, filter_state->ystate,
279 sizeof(filter_state->ystate));
298 old_lag = *filter_state->oldlagp;
299 old_gain = *filter_state->oldgainp;
339 memcpy(filter_state->ubuf, &filter_parameters.buffer[PITCH_FRAME_LEN],
340 sizeof(filter_state->ubuf));
341 memcpy(filter_state
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