From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../objc/api/peerconnection/RTCMediaConstraints.mm | 90 ++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 third_party/libwebrtc/sdk/objc/api/peerconnection/RTCMediaConstraints.mm

(limited to 'third_party/libwebrtc/sdk/objc/api/peerconnection/RTCMediaConstraints.mm')

diff --git a/third_party/libwebrtc/sdk/objc/api/peerconnection/RTCMediaConstraints.mm b/third_party/libwebrtc/sdk/objc/api/peerconnection/RTCMediaConstraints.mm
new file mode 100644
index 0000000000..0f46e4b8fe
--- /dev/null
+++ b/third_party/libwebrtc/sdk/objc/api/peerconnection/RTCMediaConstraints.mm
@@ -0,0 +1,90 @@
+/*
+ *  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 kRTCMediaConstraintsAudioNetworkAdaptorConfig =
+    @(webrtc::MediaConstraints::kAudioNetworkAdaptorConfig);
+
+NSString *const kRTCMediaConstraintsIceRestart = @(webrtc::MediaConstraints::kIceRestart);
+NSString *const kRTCMediaConstraintsOfferToReceiveAudio =
+    @(webrtc::MediaConstraints::kOfferToReceiveAudio);
+NSString *const kRTCMediaConstraintsOfferToReceiveVideo =
+    @(webrtc::MediaConstraints::kOfferToReceiveVideo);
+NSString *const kRTCMediaConstraintsVoiceActivityDetection =
+    @(webrtc::MediaConstraints::kVoiceActivityDetection);
+
+NSString *const kRTCMediaConstraintsValueTrue = @(webrtc::MediaConstraints::kValueTrue);
+NSString *const kRTCMediaConstraintsValueFalse = @(webrtc::MediaConstraints::kValueFalse);
+
+@implementation RTC_OBJC_TYPE (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:@"RTC_OBJC_TYPE(RTCMediaConstraints):\n%@\n%@", _mandatory, _optional];
+}
+
+#pragma mark - Private
+
+- (std::unique_ptr<webrtc::MediaConstraints>)nativeConstraints {
+  webrtc::MediaConstraints::Constraints mandatory =
+      [[self class] nativeConstraintsForConstraints:_mandatory];
+  webrtc::MediaConstraints::Constraints optional =
+      [[self class] nativeConstraintsForConstraints:_optional];
+
+  webrtc::MediaConstraints *nativeConstraints =
+      new webrtc::MediaConstraints(mandatory, optional);
+  return std::unique_ptr<webrtc::MediaConstraints>(nativeConstraints);
+}
+
++ (webrtc::MediaConstraints::Constraints)nativeConstraintsForConstraints:
+    (NSDictionary<NSString *, NSString *> *)constraints {
+  webrtc::MediaConstraints::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::MediaConstraints::Constraint(key.stdString, configValue));
+    } else {
+      nativeConstraints.push_back(
+          webrtc::MediaConstraints::Constraint(key.stdString, value.stdString));
+    }
+  }
+  return nativeConstraints;
+}
+
+@end
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