diff options
Diffstat (limited to 'third_party/libwebrtc/common_audio/fir_filter_sse.h')
-rw-r--r-- | third_party/libwebrtc/common_audio/fir_filter_sse.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/third_party/libwebrtc/common_audio/fir_filter_sse.h b/third_party/libwebrtc/common_audio/fir_filter_sse.h new file mode 100644 index 0000000000..32f4945acc --- /dev/null +++ b/third_party/libwebrtc/common_audio/fir_filter_sse.h @@ -0,0 +1,41 @@ +/* + * Copyright (c) 2014 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. + */ + +#ifndef COMMON_AUDIO_FIR_FILTER_SSE_H_ +#define COMMON_AUDIO_FIR_FILTER_SSE_H_ + +#include <stddef.h> + +#include <memory> + +#include "common_audio/fir_filter.h" +#include "rtc_base/memory/aligned_malloc.h" + +namespace webrtc { + +class FIRFilterSSE2 : public FIRFilter { + public: + FIRFilterSSE2(const float* coefficients, + size_t coefficients_length, + size_t max_input_length); + ~FIRFilterSSE2() override; + + void Filter(const float* in, size_t length, float* out) override; + + private: + size_t coefficients_length_; + size_t state_length_; + std::unique_ptr<float[], AlignedFreeDeleter> coefficients_; + std::unique_ptr<float[], AlignedFreeDeleter> state_; +}; + +} // namespace webrtc + +#endif // COMMON_AUDIO_FIR_FILTER_SSE_H_ |