4a66e4a4d8
Depends on this CL: https://codereview.webrtc.org/1378973003/ Review URL: https://codereview.webrtc.org/1388033002 Cr-Commit-Position: refs/heads/master@{#10330}
33 lines
1.0 KiB
C++
33 lines
1.0 KiB
C++
/*
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* Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "webrtc/modules/audio_processing/beamformer/array_util.h"
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#include <algorithm>
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#include <limits>
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#include "webrtc/base/checks.h"
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namespace webrtc {
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float GetMinimumSpacing(const std::vector<Point>& array_geometry) {
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RTC_CHECK_GT(array_geometry.size(), 1u);
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float mic_spacing = std::numeric_limits<float>::max();
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for (size_t i = 0; i < (array_geometry.size() - 1); ++i) {
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for (size_t j = i + 1; j < array_geometry.size(); ++j) {
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mic_spacing =
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std::min(mic_spacing, Distance(array_geometry[i], array_geometry[j]));
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}
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}
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return mic_spacing;
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}
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} // namespace webrtc
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