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Diffstat (limited to 'src/modules/audio_processing/splitting_filter.cc')
| -rw-r--r-- | src/modules/audio_processing/splitting_filter.cc | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/modules/audio_processing/splitting_filter.cc b/src/modules/audio_processing/splitting_filter.cc new file mode 100644 index 0000000000..1526141cc9 --- /dev/null +++ b/src/modules/audio_processing/splitting_filter.cc @@ -0,0 +1,33 @@ +/* + * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "splitting_filter.h" +#include "signal_processing_library.h" + +namespace webrtc { + +void SplittingFilterAnalysis(const WebRtc_Word16* in_data, + WebRtc_Word16* low_band, + WebRtc_Word16* high_band, + WebRtc_Word32* filter_state1, + WebRtc_Word32* filter_state2) +{ + WebRtcSpl_AnalysisQMF(in_data, low_band, high_band, filter_state1, filter_state2); +} + +void SplittingFilterSynthesis(const WebRtc_Word16* low_band, + const WebRtc_Word16* high_band, + WebRtc_Word16* out_data, + WebRtc_Word32* filt_state1, + WebRtc_Word32* filt_state2) +{ + WebRtcSpl_SynthesisQMF(low_band, high_band, out_data, filt_state1, filt_state2); +} +} // namespace webrtc |