diff options
Diffstat (limited to 'webrtc/common_audio/resampler/sinc_resampler_sse.cc')
| -rw-r--r-- | webrtc/common_audio/resampler/sinc_resampler_sse.cc | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/webrtc/common_audio/resampler/sinc_resampler_sse.cc b/webrtc/common_audio/resampler/sinc_resampler_sse.cc index 9e3953f..f6a24d0 100644 --- a/webrtc/common_audio/resampler/sinc_resampler_sse.cc +++ b/webrtc/common_audio/resampler/sinc_resampler_sse.cc @@ -11,13 +11,16 @@ // Modified from the Chromium original: // src/media/base/simd/sinc_resampler_sse.cc -#include "webrtc/common_audio/resampler/sinc_resampler.h" - +#include <stddef.h> +#include <stdint.h> #include <xmmintrin.h> +#include "common_audio/resampler/sinc_resampler.h" + namespace webrtc { -float SincResampler::Convolve_SSE(const float* input_ptr, const float* k1, +float SincResampler::Convolve_SSE(const float* input_ptr, + const float* k1, const float* k2, double kernel_interpolation_factor) { __m128 m_input; @@ -41,17 +44,18 @@ float SincResampler::Convolve_SSE(const float* input_ptr, const float* k1, } // Linearly interpolate the two "convolutions". - m_sums1 = _mm_mul_ps(m_sums1, _mm_set_ps1( - static_cast<float>(1.0 - kernel_interpolation_factor))); - m_sums2 = _mm_mul_ps(m_sums2, _mm_set_ps1( - static_cast<float>(kernel_interpolation_factor))); + m_sums1 = _mm_mul_ps( + m_sums1, + _mm_set_ps1(static_cast<float>(1.0 - kernel_interpolation_factor))); + m_sums2 = _mm_mul_ps( + m_sums2, _mm_set_ps1(static_cast<float>(kernel_interpolation_factor))); m_sums1 = _mm_add_ps(m_sums1, m_sums2); // Sum components together. float result; m_sums2 = _mm_add_ps(_mm_movehl_ps(m_sums1, m_sums1), m_sums1); - _mm_store_ss(&result, _mm_add_ss(m_sums2, _mm_shuffle_ps( - m_sums2, m_sums2, 1))); + _mm_store_ss(&result, + _mm_add_ss(m_sums2, _mm_shuffle_ps(m_sums2, m_sums2, 1))); return result; } |