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Unified Diff: content/renderer/media/media_stream_constraints_util.h

Issue 227743004: Added a kEchoCancellation constraint to turn off the audio processing. (Closed) Base URL: http://git.chromium.org/chromium/src.git@master
Patch Set: moved some of the constraints code to MediaAudioConstraints class, and hope it makes the code more … Created 6 years, 8 months ago
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Index: content/renderer/media/media_stream_constraints_util.h
diff --git a/content/renderer/media/media_stream_constraints_util.h b/content/renderer/media/media_stream_constraints_util.h
new file mode 100644
index 0000000000000000000000000000000000000000..ff762a4ad4886fb008eacf49698977d0d13847c8
--- /dev/null
+++ b/content/renderer/media/media_stream_constraints_util.h
@@ -0,0 +1,52 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CONTENT_RENDERER_MEDIA_MEDIA_STREAM_CONSTRAINTS_UTIL_H_
+#define CONTENT_RENDERER_MEDIA_MEDIA_STREAM_CONSTRAINTS_UTIL_H_
+
+#include <string>
+
+namespace blink {
+class WebMediaConstraints;
+class WebString;
+}
+
+namespace content {
+
+// Method to get boolean value of constraint with |key| from constraints.
+// Returns true if the constraint is specified in either manatory or optinal
+// constraints.
+bool GetConstraintValue(const blink::WebMediaConstraints& constraints,
+ const std::string& key,
+ bool* value);
+
+// Method to get int value of constraint with |key| from constraints.
+// Returns true if the constraint is specified in either manatory or optinal
+// constraints.
+bool GetConstraintValue(const blink::WebMediaConstraints& constraints,
+ const std::string& key,
+ int* value);
+
+// Method to get std::string value of constraint with |key| from constraints.
+// Returns true if the constraint is specified in either manatory or optinal
+// constraints.
+bool GetConstraintValue(const blink::WebMediaConstraints& constraints,
+ const std::string& key,
+ std::string* value);
+
+// Method to get int value of constraint with |key| from the
+// manatory constraints.
+bool GetMandatoryConstraintValue(const blink::WebMediaConstraints& constraints,
+ const std::string& name,
+ int* value);
+
+// Method to get int value of constraint with |key| from the
+// optional constraints.
+bool GetOptionalConstraintValue(const blink::WebMediaConstraints& constraints,
+ const std::string& name,
+ int* value);
+
+} // namespace content
+
+#endif // CONTENT_RENDERER_MEDIA_MEDIA_STREAM_CONSTRAINTS_UTIL_H_

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