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Side by Side Diff: content/renderer/media/media_stream_constraints_util_sets.cc

Issue 2941553003: Reland "SelectSettings algorithm for audio constraints." (Closed)
Patch Set: fix test Created 3 years, 6 months ago
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1 // Copyright 2017 The Chromium Authors. All rights reserved. 1 // Copyright 2017 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "content/renderer/media/media_stream_constraints_util_sets.h" 5 #include "content/renderer/media/media_stream_constraints_util_sets.h"
6 6
7 #include <cmath> 7 #include <cmath>
8 8
9 #include "content/renderer/media/media_stream_constraints_util.h" 9 #include "content/renderer/media/media_stream_constraints_util.h"
10 #include "third_party/WebKit/public/platform/WebMediaConstraints.h" 10 #include "third_party/WebKit/public/platform/WebMediaConstraints.h"
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526 const blink::WebMediaTrackConstraintSet& constraint_set) { 526 const blink::WebMediaTrackConstraintSet& constraint_set) {
527 return ResolutionSet( 527 return ResolutionSet(
528 MinDimensionFromConstraint(constraint_set.height), 528 MinDimensionFromConstraint(constraint_set.height),
529 MaxDimensionFromConstraint(constraint_set.height), 529 MaxDimensionFromConstraint(constraint_set.height),
530 MinDimensionFromConstraint(constraint_set.width), 530 MinDimensionFromConstraint(constraint_set.width),
531 MaxDimensionFromConstraint(constraint_set.width), 531 MaxDimensionFromConstraint(constraint_set.width),
532 MinAspectRatioFromConstraint(constraint_set.aspect_ratio), 532 MinAspectRatioFromConstraint(constraint_set.aspect_ratio),
533 MaxAspectRatioFromConstraint(constraint_set.aspect_ratio)); 533 MaxAspectRatioFromConstraint(constraint_set.aspect_ratio));
534 } 534 }
535 535
536 DiscreteSet<std::string> StringSetFromConstraint(
537 const blink::StringConstraint& constraint) {
538 if (!constraint.HasExact())
539 return DiscreteSet<std::string>::UniversalSet();
540
541 std::vector<std::string> elements;
542 for (const auto& entry : constraint.Exact())
543 elements.push_back(entry.Ascii());
544
545 return DiscreteSet<std::string>(std::move(elements));
546 }
547
548 DiscreteSet<bool> BoolSetFromConstraint(
549 const blink::BooleanConstraint& constraint) {
550 if (!constraint.HasExact())
551 return DiscreteSet<bool>::UniversalSet();
552
553 return DiscreteSet<bool>({constraint.Exact()});
554 }
555
536 } // namespace content 556 } // namespace content
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