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1 /* | 1 /* |
2 * Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
11 #include "webrtc/common_audio/fir_filter.h" | 11 #include "webrtc/common_audio/fir_filter.h" |
12 | 12 |
13 #include <string.h> | 13 #include <string.h> |
14 | 14 |
15 #include <memory> | 15 #include <memory> |
16 | 16 |
17 #include "webrtc/base/checks.h" | |
18 #include "webrtc/common_audio/fir_filter_neon.h" | 17 #include "webrtc/common_audio/fir_filter_neon.h" |
19 #include "webrtc/common_audio/fir_filter_sse.h" | 18 #include "webrtc/common_audio/fir_filter_sse.h" |
| 19 #include "webrtc/rtc_base/checks.h" |
20 #include "webrtc/system_wrappers/include/cpu_features_wrapper.h" | 20 #include "webrtc/system_wrappers/include/cpu_features_wrapper.h" |
21 | 21 |
22 namespace webrtc { | 22 namespace webrtc { |
23 | 23 |
24 class FIRFilterC : public FIRFilter { | 24 class FIRFilterC : public FIRFilter { |
25 public: | 25 public: |
26 FIRFilterC(const float* coefficients, | 26 FIRFilterC(const float* coefficients, |
27 size_t coefficients_length); | 27 size_t coefficients_length); |
28 | 28 |
29 void Filter(const float* in, size_t length, float* out) override; | 29 void Filter(const float* in, size_t length, float* out) override; |
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101 state_.get(), &in[length - state_length_], state_length_ * sizeof(*in)); | 101 state_.get(), &in[length - state_length_], state_length_ * sizeof(*in)); |
102 } else { | 102 } else { |
103 memmove(state_.get(), | 103 memmove(state_.get(), |
104 &state_[length], | 104 &state_[length], |
105 (state_length_ - length) * sizeof(state_[0])); | 105 (state_length_ - length) * sizeof(state_[0])); |
106 memcpy(&state_[state_length_ - length], in, length * sizeof(*in)); | 106 memcpy(&state_[state_length_ - length], in, length * sizeof(*in)); |
107 } | 107 } |
108 } | 108 } |
109 | 109 |
110 } // namespace webrtc | 110 } // namespace webrtc |
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