OLD | NEW |
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_sse.h" | 11 #include "webrtc/common_audio/fir_filter_sse.h" |
12 | 12 |
13 #include <assert.h> | 13 #include <assert.h> |
14 #include <string.h> | 14 #include <string.h> |
15 #include <xmmintrin.h> | 15 #include <xmmintrin.h> |
16 | 16 |
17 #include "webrtc/system_wrappers/interface/aligned_malloc.h" | 17 #include "webrtc/system_wrappers/include/aligned_malloc.h" |
18 | 18 |
19 namespace webrtc { | 19 namespace webrtc { |
20 | 20 |
21 FIRFilterSSE2::FIRFilterSSE2(const float* coefficients, | 21 FIRFilterSSE2::FIRFilterSSE2(const float* coefficients, |
22 size_t coefficients_length, | 22 size_t coefficients_length, |
23 size_t max_input_length) | 23 size_t max_input_length) |
24 : // Closest higher multiple of four. | 24 : // Closest higher multiple of four. |
25 coefficients_length_((coefficients_length + 3) & ~0x03), | 25 coefficients_length_((coefficients_length + 3) & ~0x03), |
26 state_length_(coefficients_length_ - 1), | 26 state_length_(coefficients_length_ - 1), |
27 coefficients_(static_cast<float*>( | 27 coefficients_(static_cast<float*>( |
(...skipping 43 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
71 } | 71 } |
72 m_sum = _mm_add_ps(_mm_movehl_ps(m_sum, m_sum), m_sum); | 72 m_sum = _mm_add_ps(_mm_movehl_ps(m_sum, m_sum), m_sum); |
73 _mm_store_ss(out + i, _mm_add_ss(m_sum, _mm_shuffle_ps(m_sum, m_sum, 1))); | 73 _mm_store_ss(out + i, _mm_add_ss(m_sum, _mm_shuffle_ps(m_sum, m_sum, 1))); |
74 } | 74 } |
75 | 75 |
76 // Update current state. | 76 // Update current state. |
77 memmove(state_.get(), &state_[length], state_length_ * sizeof(state_[0])); | 77 memmove(state_.get(), &state_[length], state_length_ * sizeof(state_[0])); |
78 } | 78 } |
79 | 79 |
80 } // namespace webrtc | 80 } // namespace webrtc |
OLD | NEW |