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_