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1 /* | |
2 * Copyright 2014 The WebRTC Project Authors. All rights reserved. | |
3 * | |
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 | |
6 * tree. An additional intellectual property rights grant can be found | |
7 * in the file PATENTS. All contributing project authors may | |
8 * be found in the AUTHORS file in the root of the source tree. | |
9 */ | |
10 | |
11 #import "RTCMediaConstraints+JSON.h" | |
12 | |
13 static NSString const *kRTCMediaConstraintsMandatoryKey = @"mandatory"; | |
14 | |
15 @implementation RTCMediaConstraints (JSON) | |
16 | |
17 + (RTCMediaConstraints *)constraintsFromJSONDictionary: | |
18 (NSDictionary *)dictionary { | |
19 NSDictionary *mandatory = dictionary[kRTCMediaConstraintsMandatoryKey]; | |
20 NSMutableDictionary *mandatoryContraints = | |
21 [NSMutableDictionary dictionaryWithCapacity:[mandatory count]]; | |
22 [mandatory enumerateKeysAndObjectsUsingBlock:^( | |
23 id key, id obj, BOOL *stop) { | |
24 mandatoryContraints[key] = obj; | |
25 }]; | |
26 // TODO(tkchin): figure out json formats for optional constraints. | |
27 RTCMediaConstraints *constraints = | |
28 [[RTCMediaConstraints alloc] | |
29 initWithMandatoryConstraints:mandatoryContraints | |
30 optionalConstraints:nil]; | |
31 return constraints; | |
32 } | |
33 | |
34 @end | |
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