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Searched refs:filter_coefficients (Results 1 – 4 of 4) sorted by relevance

/external/webrtc/webrtc/common_audio/signal_processing/
Dsplitting_filter.c49 int32_t* out_data, const uint16_t* filter_coefficients, in WebRtcSpl_AllPassQMF() argument
80 out_data[0] = WEBRTC_SPL_SCALEDIFF32(filter_coefficients[0], diff, filter_state[0]); in WebRtcSpl_AllPassQMF()
88 out_data[k] = WEBRTC_SPL_SCALEDIFF32(filter_coefficients[0], diff, in_data[k - 1]); in WebRtcSpl_AllPassQMF()
99 in_data[0] = WEBRTC_SPL_SCALEDIFF32(filter_coefficients[1], diff, filter_state[2]); in WebRtcSpl_AllPassQMF()
105 in_data[k] = WEBRTC_SPL_SCALEDIFF32(filter_coefficients[1], diff, out_data[k-1]); in WebRtcSpl_AllPassQMF()
115 out_data[0] = WEBRTC_SPL_SCALEDIFF32(filter_coefficients[2], diff, filter_state[4]); in WebRtcSpl_AllPassQMF()
121 out_data[k] = WEBRTC_SPL_SCALEDIFF32(filter_coefficients[2], diff, in_data[k-1]); in WebRtcSpl_AllPassQMF()
/external/webrtc/webrtc/modules/audio_coding/neteq/
Dmerge.cc265 const int16_t* filter_coefficients; in Downsample() local
271 filter_coefficients = DspHelper::kDownsample8kHzTbl; in Downsample()
274 filter_coefficients = DspHelper::kDownsample16kHzTbl; in Downsample()
277 filter_coefficients = DspHelper::kDownsample32kHzTbl; in Downsample()
280 filter_coefficients = DspHelper::kDownsample48kHzTbl; in Downsample()
287 filter_coefficients, num_coefficients, in Downsample()
297 filter_coefficients, num_coefficients, in Downsample()
304 kInputDownsampLength, filter_coefficients, in Downsample()
Ddsp_helper.cc302 const int16_t* filter_coefficients; // Filter coefficients. in DownsampleTo4kHz() local
310 filter_coefficients = kDownsample8kHzTbl; in DownsampleTo4kHz()
317 filter_coefficients = kDownsample16kHzTbl; in DownsampleTo4kHz()
324 filter_coefficients = kDownsample32kHzTbl; in DownsampleTo4kHz()
331 filter_coefficients = kDownsample48kHzTbl; in DownsampleTo4kHz()
349 output_length, filter_coefficients, filter_length, factor, filter_delay); in DownsampleTo4kHz()
Dexpand.cc772 const int16_t* filter_coefficients; in Correlation() local
778 filter_coefficients = DspHelper::kDownsample8kHzTbl; in Correlation()
782 filter_coefficients = DspHelper::kDownsample16kHzTbl; in Correlation()
786 filter_coefficients = DspHelper::kDownsample32kHzTbl; in Correlation()
790 filter_coefficients = DspHelper::kDownsample48kHzTbl; in Correlation()
806 kDownsampledLength, filter_coefficients, num_coefficients, in Correlation()