blob: a45486feac576d618dd2fee77098c8a65cd693bb [file] [log] [blame]
/*
* Copyright 2015 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#import "RTCMediaConstraints+Private.h"
#import "helpers/NSString+StdString.h"
#include <memory>
NSString * const kRTCMediaConstraintsMinAspectRatio =
@(webrtc::MediaConstraintsInterface::kMinAspectRatio);
NSString * const kRTCMediaConstraintsMaxAspectRatio =
@(webrtc::MediaConstraintsInterface::kMaxAspectRatio);
NSString * const kRTCMediaConstraintsMinWidth =
@(webrtc::MediaConstraintsInterface::kMinWidth);
NSString * const kRTCMediaConstraintsMaxWidth =
@(webrtc::MediaConstraintsInterface::kMaxWidth);
NSString * const kRTCMediaConstraintsMinHeight =
@(webrtc::MediaConstraintsInterface::kMinHeight);
NSString * const kRTCMediaConstraintsMaxHeight =
@(webrtc::MediaConstraintsInterface::kMaxHeight);
NSString * const kRTCMediaConstraintsMinFrameRate =
@(webrtc::MediaConstraintsInterface::kMinFrameRate);
NSString * const kRTCMediaConstraintsMaxFrameRate =
@(webrtc::MediaConstraintsInterface::kMaxFrameRate);
NSString * const kRTCMediaConstraintsAudioNetworkAdaptorConfig =
@(webrtc::MediaConstraintsInterface::kAudioNetworkAdaptorConfig);
NSString * const kRTCMediaConstraintsIceRestart =
@(webrtc::MediaConstraintsInterface::kIceRestart);
NSString * const kRTCMediaConstraintsOfferToReceiveAudio =
@(webrtc::MediaConstraintsInterface::kOfferToReceiveAudio);
NSString * const kRTCMediaConstraintsOfferToReceiveVideo =
@(webrtc::MediaConstraintsInterface::kOfferToReceiveVideo);
NSString * const kRTCMediaConstraintsVoiceActivityDetection =
@(webrtc::MediaConstraintsInterface::kVoiceActivityDetection);
NSString * const kRTCMediaConstraintsValueTrue =
@(webrtc::MediaConstraintsInterface::kValueTrue);
NSString * const kRTCMediaConstraintsValueFalse =
@(webrtc::MediaConstraintsInterface::kValueFalse);
namespace webrtc {
MediaConstraints::~MediaConstraints() {}
MediaConstraints::MediaConstraints() {}
MediaConstraints::MediaConstraints(
const MediaConstraintsInterface::Constraints& mandatory,
const MediaConstraintsInterface::Constraints& optional)
: mandatory_(mandatory), optional_(optional) {}
const MediaConstraintsInterface::Constraints&
MediaConstraints::GetMandatory() const {
return mandatory_;
}
const MediaConstraintsInterface::Constraints&
MediaConstraints::GetOptional() const {
return optional_;
}
} // namespace webrtc
@implementation RTCMediaConstraints {
NSDictionary<NSString *, NSString *> *_mandatory;
NSDictionary<NSString *, NSString *> *_optional;
}
- (instancetype)initWithMandatoryConstraints:
(NSDictionary<NSString *, NSString *> *)mandatory
optionalConstraints:
(NSDictionary<NSString *, NSString *> *)optional {
if (self = [super init]) {
_mandatory = [[NSDictionary alloc] initWithDictionary:mandatory
copyItems:YES];
_optional = [[NSDictionary alloc] initWithDictionary:optional
copyItems:YES];
}
return self;
}
- (NSString *)description {
return [NSString stringWithFormat:@"RTCMediaConstraints:\n%@\n%@",
_mandatory,
_optional];
}
#pragma mark - Private
- (std::unique_ptr<webrtc::MediaConstraints>)nativeConstraints {
webrtc::MediaConstraintsInterface::Constraints mandatory =
[[self class] nativeConstraintsForConstraints:_mandatory];
webrtc::MediaConstraintsInterface::Constraints optional =
[[self class] nativeConstraintsForConstraints:_optional];
webrtc::MediaConstraints *nativeConstraints =
new webrtc::MediaConstraints(mandatory, optional);
return std::unique_ptr<webrtc::MediaConstraints>(nativeConstraints);
}
+ (webrtc::MediaConstraintsInterface::Constraints)
nativeConstraintsForConstraints:
(NSDictionary<NSString *, NSString *> *)constraints {
webrtc::MediaConstraintsInterface::Constraints nativeConstraints;
for (NSString *key in constraints) {
NSAssert([key isKindOfClass:[NSString class]],
@"%@ is not an NSString.", key);
NSString *value = [constraints objectForKey:key];
NSAssert([value isKindOfClass:[NSString class]],
@"%@ is not an NSString.", value);
if ([kRTCMediaConstraintsAudioNetworkAdaptorConfig isEqualToString:key]) {
// This value is base64 encoded.
NSData *charData = [[NSData alloc] initWithBase64EncodedString:value options:0];
std::string configValue =
std::string(reinterpret_cast<const char *>(charData.bytes), charData.length);
nativeConstraints.push_back(webrtc::MediaConstraintsInterface::Constraint(
key.stdString, configValue));
} else {
nativeConstraints.push_back(webrtc::MediaConstraintsInterface::Constraint(
key.stdString, value.stdString));
}
}
return nativeConstraints;
}
@end