Merge branch 'mdns'

* mdns: implemented mdns host discovery Conflicts: MainFrame-iPad.storyboard MainFrame-iPhone.storyboard
2025-07-23 12:44:19 +00:00 · 2014-10-14 19:26:37 -04:00 · 2014-10-14 19:26:37 -04:00 · fec330b76e
commit fec330b76e
parent 8b0514d73d f578ee4963
9 changed files with 238 additions and 53 deletions
--- a/Limelight.xcodeproj/project.pbxproj
+++ b/Limelight.xcodeproj/project.pbxproj
@ -38,6 +38,8 @@
 		FB290E7919B37D81004C83CF /* MainFrame-iPad.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = FB290E7819B37D81004C83CF /* MainFrame-iPad.storyboard */; };
 		FB290E7B19B38036004C83CF /* MainFrame-iPhone.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = FB290E7A19B38036004C83CF /* MainFrame-iPhone.storyboard */; };
 		FB7E794419C8B71B00A15F68 /* libiconv.dylib in Frameworks */ = {isa = PBXBuildFile; fileRef = FB7E794319C8B71B00A15F68 /* libiconv.dylib */; };
+		FBAB29F219EDB08B00929691 /* MDNSManager.m in Sources */ = {isa = PBXBuildFile; fileRef = FBAB29F119EDB08B00929691 /* MDNSManager.m */; };
+		FBAB29F619EDE0F800929691 /* Computer.m in Sources */ = {isa = PBXBuildFile; fileRef = FBAB29F519EDE0F800929691 /* Computer.m */; };
 		FBD8B40519C906230032E027 /* libavcodec.a in Frameworks */ = {isa = PBXBuildFile; fileRef = FBD8B3FD19C906230032E027 /* libavcodec.a */; };
 		FBD8B40619C906230032E027 /* libavdevice.a in Frameworks */ = {isa = PBXBuildFile; fileRef = FBD8B3FE19C906230032E027 /* libavdevice.a */; };
 		FBD8B40719C906230032E027 /* libavfilter.a in Frameworks */ = {isa = PBXBuildFile; fileRef = FBD8B3FF19C906230032E027 /* libavfilter.a */; };
@ -106,6 +108,10 @@
 		FB290E7819B37D81004C83CF /* MainFrame-iPad.storyboard */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = file.storyboard; path = "MainFrame-iPad.storyboard"; sourceTree = SOURCE_ROOT; };
 		FB290E7A19B38036004C83CF /* MainFrame-iPhone.storyboard */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = file.storyboard; path = "MainFrame-iPhone.storyboard"; sourceTree = SOURCE_ROOT; };
 		FB7E794319C8B71B00A15F68 /* libiconv.dylib */ = {isa = PBXFileReference; lastKnownFileType = "compiled.mach-o.dylib"; name = libiconv.dylib; path = usr/lib/libiconv.dylib; sourceTree = SDKROOT; };
+		FBAB29F119EDB08B00929691 /* MDNSManager.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = MDNSManager.m; sourceTree = "<group>"; };
+		FBAB29F319EDB0C400929691 /* MDNSManager.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MDNSManager.h; sourceTree = "<group>"; };
+		FBAB29F419EDE0F800929691 /* Computer.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = Computer.h; sourceTree = "<group>"; };
+		FBAB29F519EDE0F800929691 /* Computer.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = Computer.m; sourceTree = "<group>"; };
 		FBD8B3FD19C906230032E027 /* libavcodec.a */ = {isa = PBXFileReference; lastKnownFileType = archive.ar; path = libavcodec.a; sourceTree = "<group>"; };
 		FBD8B3FE19C906230032E027 /* libavdevice.a */ = {isa = PBXFileReference; lastKnownFileType = archive.ar; path = libavdevice.a; sourceTree = "<group>"; };
 		FBD8B3FF19C906230032E027 /* libavfilter.a */ = {isa = PBXFileReference; lastKnownFileType = archive.ar; path = libavfilter.a; sourceTree = "<group>"; };
@ -300,6 +306,10 @@
 				FB290D0819B2C406004C83CF /* Images.xcassets */,
 				FB290D0519B2C406004C83CF /* Limelight.xcdatamodeld */,
 				FB290CFA19B2C406004C83CF /* Supporting Files */,
+				FBAB29F119EDB08B00929691 /* MDNSManager.m */,
+				FBAB29F319EDB0C400929691 /* MDNSManager.h */,
+				FBAB29F419EDE0F800929691 /* Computer.h */,
+				FBAB29F519EDE0F800929691 /* Computer.m */,
 			);
 			path = Limelight;
 			sourceTree = "<group>";
@ -697,9 +707,11 @@
 			buildActionMask = 2147483647;
 			files = (
 				FB290D3D19B2C6E3004C83CF /* VideoDepacketizer.m in Sources */,
+				FBAB29F219EDB08B00929691 /* MDNSManager.m in Sources */,
 				FB290D0719B2C406004C83CF /* Limelight.xcdatamodeld in Sources */,
 				FB290D3E19B2C6E3004C83CF /* VideoRenderer.m in Sources */,
 				FB290D0419B2C406004C83CF /* AppDelegate.m in Sources */,
+				FBAB29F619EDE0F800929691 /* Computer.m in Sources */,
 				FB290D3A19B2C6E3004C83CF /* StreamFrameViewController.m in Sources */,
 				FB290D0019B2C406004C83CF /* main.m in Sources */,
 				FB290D3919B2C6E3004C83CF /* MainFrameViewController.m in Sources */,
--- a/Limelight/Computer.h
+++ b/Limelight/Computer.h
@ -0,0 +1,18 @@
+//
+//  Computer.h
+//  Limelight
+//
+//  Created by Diego Waxemberg on 10/14/14.
+//  Copyright (c) 2014 Limelight Stream. All rights reserved.
+//
+
+#import <Foundation/Foundation.h>
+
+@interface Computer : NSObject
+@property NSString* displayName;
+@property NSString* hostName;
+@property BOOL paired;
+
+- (id) initWithHost:(NSNetService*)host;
+
+@end
--- a/Limelight/Computer.m
+++ b/Limelight/Computer.m
@ -0,0 +1,22 @@
+//
+//  Computer.m
+//  Limelight
+//
+//  Created by Diego Waxemberg on 10/14/14.
+//  Copyright (c) 2014 Limelight Stream. All rights reserved.
+//
+
+#import "Computer.h"
+
+@implementation Computer
+
+- (id) initWithHost:(NSNetService *)host {
+    self = [super init];
+    
+    self.hostName = [host hostName];
+    self.displayName = [host name];
+    
+    return self;
+}
+
+@end
--- a/Limelight/MDNSManager.h
+++ b/Limelight/MDNSManager.h
@ -0,0 +1,28 @@
+//
+//  MDNSManager.h
+//  Limelight
+//
+//  Created by Diego Waxemberg on 10/14/14.
+//  Copyright (c) 2014 Limelight Stream. All rights reserved.
+//
+
+#import <Foundation/Foundation.h>
+
+@protocol MDNSCallback <NSObject>
+
+- (void) updateHosts:(NSArray*)hosts;
+
+@end
+
+@interface MDNSManager : NSObject <NSNetServiceBrowserDelegate, NSNetServiceDelegate>
+
+@property id<MDNSCallback> callback;
+
+- (id) initWithCallback:(id<MDNSCallback>) callback;
+- (void) searchForHosts;
+- (NSArray*) getFoundHosts;
+
+@end
+
+
+
--- a/Limelight/MDNSManager.m
+++ b/Limelight/MDNSManager.m
@ -0,0 +1,74 @@
+//
+//  MDNSManager.m
+//  Limelight
+//
+//  Created by Diego Waxemberg on 10/14/14.
+//  Copyright (c) 2014 Limelight Stream. All rights reserved.
+//
+
+#import "MDNSManager.h"
+#import "Computer.h"
+
+@implementation MDNSManager : NSObject
+NSNetServiceBrowser* mDNSBrowser;
+NSMutableArray* domains;
+NSMutableArray* services;
+
+static NSString* NV_SERVICE_TYPE = @"_nvstream._tcp";
+
+- (id) initWithCallback:(id<MDNSCallback>)callback {
+    self = [super init];
+    
+    self.callback = callback;
+    
+    mDNSBrowser = [[NSNetServiceBrowser alloc] init];
+    [mDNSBrowser setDelegate:self];
+    
+    domains = [[NSMutableArray alloc] init];
+    services = [[NSMutableArray alloc] init];
+    
+    return self;
+}
+
+- (void) searchForHosts {
+    NSLog(@"Searching for hosts...");
+    [mDNSBrowser searchForServicesOfType:NV_SERVICE_TYPE inDomain:@""];
+}
+
+- (NSArray*) getFoundHosts {
+    NSMutableArray* hosts = [[NSMutableArray alloc] init];
+    for (NSNetService* service in services) {
+        if (service.hostName != nil) {
+            [hosts addObject:[[Computer alloc] initWithHost:service]];
+        }
+    }
+    return [[NSArray alloc] initWithArray:hosts];
+}
+
+- (void)netServiceDidResolveAddress:(NSNetService *)service {
+    NSLog(@"Resolved address: %@ -> %@", service, service.hostName);
+    [self.callback updateHosts:[self getFoundHosts]];
+}
+
+- (void)netService:(NSNetService *)sender didNotResolve:(NSDictionary *)errorDict {
+    NSLog(@"Did not resolve address for: %@\n%@", sender, [errorDict description]);
+}
+
+- (void)netServiceBrowser:(NSNetServiceBrowser *)aNetServiceBrowser didFindService:(NSNetService *)aNetService moreComing:(BOOL)moreComing {
+    NSLog(@"Found service: %@", aNetService);
+    [aNetService setDelegate:self];
+    [aNetService resolveWithTimeout:5];
+    [services addObject:aNetService];
+}
+
+- (void)netServiceBrowser:(NSNetServiceBrowser *)aNetServiceBrowser didRemoveService:(NSNetService *)aNetService moreComing:(BOOL)moreComing {
+    NSLog(@"Removing service: %@", aNetService);
+    [services removeObject:aNetService];
+}
+
+- (void)netServiceBrowser:(NSNetServiceBrowser *)aNetServiceBrowser didNotSearch:(NSDictionary *)errorDict {
+    NSLog(@"Did not perform search");
+    NSLog(@"%@", [errorDict description]);
+}
+
+@end
--- a/Limelight/MainFrameViewController.h
+++ b/Limelight/MainFrameViewController.h
@ -7,13 +7,16 @@
 //

 #import <UIKit/UIKit.h>
+#import "MDNSManager.h"

-@interface MainFrameViewController : UIViewController <UIPickerViewDataSource,UIPickerViewDelegate>
+@interface MainFrameViewController : UIViewController <UIPickerViewDataSource, UIPickerViewDelegate, MDNSCallback>
+@property (strong, nonatomic) IBOutlet UIPickerView *HostPicker;
 - (IBAction)StreamButton:(UIButton *)sender;
 - (IBAction)PairButton:(UIButton *)sender;
-@property (strong, nonatomic) IBOutlet UITextField *HostField;
+
@property (strong, nonatomic) IBOutlet UIPickerView *StreamConfigs;
@property (strong, nonatomic) NSArray* streamConfigVals;
+@property (strong, nonatomic) NSArray* hostPickerVals;

 + (const char*)getHostAddr;
 - (void) segueIntoStream;
--- a/Limelight/MainFrameViewController.m
+++ b/Limelight/MainFrameViewController.m
@ -9,13 +9,11 @@
 #import "MainFrameViewController.h"
 #import "VideoDepacketizer.h"
 #import "ConnectionHandler.h"
-
-@interface MainFrameViewController ()
-
-@end
+#import "Computer.h"

@implementation MainFrameViewController
-static NSString* hostAddr;
+NSString* hostAddr;
+MDNSManager* mDNSManager;

 + (const char*)getHostAddr
 {
@ -25,14 +23,12 @@ static NSString* hostAddr;
 - (void)PairButton:(UIButton *)sender
 {
    NSLog(@"Pair Button Pressed!");
-    hostAddr = self.HostField.text;
    [ConnectionHandler pairWithHost:hostAddr];
 }

 - (void)StreamButton:(UIButton *)sender
 {
    NSLog(@"Stream Button Pressed!");
-    hostAddr = self.HostField.text;
    [ConnectionHandler streamWithHost:hostAddr viewController:self];
 }

@ -42,11 +38,24 @@ static NSString* hostAddr;

 - (NSString *)pickerView:(UIPickerView *)pickerView titleForRow:(NSInteger)row forComponent:(NSInteger)component
 {
-    return [self.streamConfigVals objectAtIndex:row];
+    if (pickerView == self.StreamConfigs) {
+        return [self.streamConfigVals objectAtIndex:row];
+    } else if (pickerView == self.HostPicker) {
+        return ((Computer*)([self.hostPickerVals objectAtIndex:row])).displayName;
+    } else {
+        return nil;
+    }
 }

 - (void)pickerView:(UIPickerView *)pickerView didSelectRow:(NSInteger)row inComponent:(NSInteger)component
 {
+    //self.hostPickerVals = [mDNSManager getFoundHosts];
+    
+    //[self.HostPicker reloadAllComponents];
+    if (pickerView == self.HostPicker) {
+        hostAddr = ((Computer*)([self.hostPickerVals objectAtIndex:[self.HostPicker selectedRowInComponent:0]])).hostName;
+    }
+    
    //TODO: figure out how to save this info!!
 }

@ -59,14 +68,29 @@ static NSString* hostAddr;
 // returns the # of rows in each component..
 - (NSInteger)pickerView:(UIPickerView *)pickerView numberOfRowsInComponent:(NSInteger)component
 {
-    return 4;
+    if (pickerView == self.StreamConfigs) {
+        return self.streamConfigVals.count;
+    } else if (pickerView == self.HostPicker) {
+        return self.hostPickerVals.count;
+    } else {
+        return 0;
+    }
 }

 - (void)viewDidLoad
 {
    [super viewDidLoad];
-	// Do any additional setup after loading the view.
-    self.streamConfigVals = [[NSArray alloc] initWithObjects:@"1280x720 (30Hz)",@"1280x720 (60Hz)",@"1920x1080 (30Hz)",@"1920x1080 (60Hz)",nil];
+
+    self.streamConfigVals = [[NSArray alloc] initWithObjects:@"1280x720 (30Hz)", @"1280x720 (60Hz)", @"1920x1080 (30Hz)", @"1920x1080 (60Hz)",nil];
+    self.hostPickerVals = [[NSArray alloc] init];
+    
+    mDNSManager = [[MDNSManager alloc] initWithCallback:self];
+    [mDNSManager searchForHosts];
+}
+
+- (void)updateHosts:(NSArray *)hosts {
+    self.hostPickerVals = hosts;
+    [self.HostPicker reloadAllComponents];
 }

 - (void)didReceiveMemoryWarning
--- a/MainFrame-iPad.storyboard
+++ b/MainFrame-iPad.storyboard
@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="6245" systemVersion="14A386a" targetRuntime="iOS.CocoaTouch.iPad" propertyAccessControl="none" useAutolayout="YES" initialViewController="wb7-af-jn8">
    <dependencies>
-        <deployment defaultVersion="1808" identifier="iOS"/>
        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="6238"/>
    </dependencies>
    <scenes>
@ -17,20 +16,15 @@
                        <rect key="frame" x="0.0" y="0.0" width="1024" height="768"/>
                        <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
                        <subviews>
-                            <textField opaque="NO" clipsSubviews="YES" contentMode="scaleToFill" fixedFrame="YES" contentHorizontalAlignment="left" contentVerticalAlignment="center" borderStyle="roundedRect" placeholder="Geforce PC Host" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="iC2-gT-zgS">
-                                <rect key="frame" x="20" y="107" width="984" height="30"/>
-                                <fontDescription key="fontDescription" type="system" pointSize="22"/>
-                                <textInputTraits key="textInputTraits"/>
-                            </textField>
-                            <pickerView contentMode="scaleToFill" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="rnA-uG-hAA">
-                                <rect key="frame" x="0.0" y="211" width="1024" height="216"/>
+                            <pickerView contentMode="scaleToFill" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="bJR-sz-8uh">
+                                <rect key="frame" x="0.0" y="80" width="1024" height="216"/>
                                <connections>
-                                    <outlet property="dataSource" destination="wb7-af-jn8" id="25E-op-oh6"/>
-                                    <outlet property="delegate" destination="wb7-af-jn8" id="gjZ-oj-THD"/>
+                                    <outlet property="dataSource" destination="wb7-af-jn8" id="EW1-pG-aj0"/>
+                                    <outlet property="delegate" destination="wb7-af-jn8" id="Piq-cV-gxM"/>
                                </connections>
                            </pickerView>
                            <button opaque="NO" contentMode="scaleToFill" fixedFrame="YES" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="taW-Um-zc6" userLabel="Start Stream Btn">
-                                <rect key="frame" x="317" y="145" width="391" height="141"/>
+                                <rect key="frame" x="317" y="273" width="391" height="141"/>
                                <fontDescription key="fontDescription" type="system" pointSize="26"/>
                                <state key="normal" title="Start Streaming Steam!">
                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
@ -39,6 +33,13 @@
                                    <action selector="StreamButton:" destination="wb7-af-jn8" eventType="touchUpInside" id="u2m-8A-Tor"/>
                                </connections>
                            </button>
+                            <pickerView contentMode="scaleToFill" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="rnA-uG-hAA">
+                                <rect key="frame" x="0.0" y="380" width="1024" height="216"/>
+                                <connections>
+                                    <outlet property="dataSource" destination="wb7-af-jn8" id="25E-op-oh6"/>
+                                    <outlet property="delegate" destination="wb7-af-jn8" id="gjZ-oj-THD"/>
+                                </connections>
+                            </pickerView>
                            <button opaque="NO" contentMode="scaleToFill" fixedFrame="YES" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="0Nz-KX-Du4" userLabel="Pair Btn">
                                <rect key="frame" x="439" y="595" width="147" height="36"/>
                                <fontDescription key="fontDescription" type="system" pointSize="26"/>
@ -54,7 +55,7 @@
                    </view>
                    <simulatedOrientationMetrics key="simulatedOrientationMetrics" orientation="landscapeRight"/>
                    <connections>
-                        <outlet property="HostField" destination="iC2-gT-zgS" id="JsQ-oS-2QL"/>
+                        <outlet property="HostPicker" destination="bJR-sz-8uh" id="pWB-P3-ZJ2"/>
                        <outlet property="StreamConfigs" destination="rnA-uG-hAA" id="LPP-jQ-5eW"/>
                        <segue destination="OIm-0n-i9v" kind="modal" identifier="createStreamFrame" modalPresentationStyle="fullScreen" id="MOD-9A-3Sk"/>
                    </connections>
--- a/MainFrame-iPhone.storyboard
+++ b/MainFrame-iPhone.storyboard
@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="6245" systemVersion="14A386a" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" initialViewController="dgh-JZ-Q7z">
    <dependencies>
+        <deployment defaultVersion="1808" identifier="iOS"/>
        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="6238"/>
    </dependencies>
    <scenes>
@ -16,20 +17,8 @@
                        <rect key="frame" x="0.0" y="0.0" width="320" height="568"/>
                        <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
                        <subviews>
-                            <textField opaque="NO" clipsSubviews="YES" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" borderStyle="roundedRect" placeholder="Geforce PC Host" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="1q6-JB-JyL">
-                                <rect key="frame" x="20" y="45" width="280" height="30"/>
-                                <fontDescription key="fontDescription" type="system" pointSize="14"/>
-                                <textInputTraits key="textInputTraits" autocorrectionType="no" returnKeyType="done" enablesReturnKeyAutomatically="YES"/>
-                            </textField>
-                            <pickerView contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="0xb-lk-PHK">
-                                <rect key="frame" x="0.0" y="83" width="320" height="162"/>
-                                <connections>
-                                    <outlet property="dataSource" destination="dgh-JZ-Q7z" id="R0Y-EX-neJ"/>
-                                    <outlet property="delegate" destination="dgh-JZ-Q7z" id="mkk-oI-y7K"/>
-                                </connections>
-                            </pickerView>
-                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="J5M-pv-UHA">
-                                <rect key="frame" x="20" y="231" width="280" height="30"/>
+                            <button opaque="NO" contentMode="scaleToFill" misplaced="YES" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="J5M-pv-UHA">
+                                <rect key="frame" x="82" y="231" width="156" height="30"/>
                                <state key="normal" title="Start Streaming Steam">
                                    <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
                                </state>
@ -37,7 +26,7 @@
                                    <action selector="StreamButton:" destination="dgh-JZ-Q7z" eventType="touchUpInside" id="3Bj-I0-bKs"/>
                                </connections>
                            </button>
-                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="ATh-Tf-xRL">
+                            <button opaque="NO" contentMode="scaleToFill" misplaced="YES" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="ATh-Tf-xRL">
                                <rect key="frame" x="137" y="269" width="46" height="30"/>
                                <constraints>
                                    <constraint firstAttribute="width" constant="46" id="mm8-gm-flQ"/>
@ -49,27 +38,41 @@
                                    <action selector="PairButton:" destination="dgh-JZ-Q7z" eventType="touchUpInside" id="jHN-B5-hsw"/>
                                </connections>
                            </button>
+                            <pickerView contentMode="scaleToFill" misplaced="YES" translatesAutoresizingMaskIntoConstraints="NO" id="0xb-lk-PHK">
+                                <rect key="frame" x="0.0" y="286" width="320" height="162"/>
+                                <connections>
+                                    <outlet property="dataSource" destination="dgh-JZ-Q7z" id="R0Y-EX-neJ"/>
+                                    <outlet property="delegate" destination="dgh-JZ-Q7z" id="mkk-oI-y7K"/>
+                                </connections>
+                            </pickerView>
+                            <pickerView contentMode="scaleToFill" verticalHuggingPriority="249" misplaced="YES" translatesAutoresizingMaskIntoConstraints="NO" id="nFR-to-qQs">
+                                <rect key="frame" x="0.0" y="20" width="320" height="216"/>
+                                <connections>
+                                    <outlet property="dataSource" destination="dgh-JZ-Q7z" id="C28-Eh-A6L"/>
+                                    <outlet property="delegate" destination="dgh-JZ-Q7z" id="dTy-8g-aj1"/>
+                                </connections>
+                            </pickerView>
                        </subviews>
                        <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="calibratedWhite"/>
                        <constraints>
-                            <constraint firstAttribute="centerX" secondItem="0xb-lk-PHK" secondAttribute="centerX" id="EN8-nj-InR"/>
-                            <constraint firstItem="J5M-pv-UHA" firstAttribute="top" secondItem="0xb-lk-PHK" secondAttribute="bottom" constant="-14" id="Fwm-ht-YIW"/>
-                            <constraint firstItem="1q6-JB-JyL" firstAttribute="top" secondItem="0HR-9w-kvY" secondAttribute="bottom" constant="25" id="I05-VM-Byl"/>
-                            <constraint firstItem="0xb-lk-PHK" firstAttribute="top" secondItem="1q6-JB-JyL" secondAttribute="bottom" constant="8" symbolic="YES" id="JUS-RK-mpl"/>
-                            <constraint firstItem="1q6-JB-JyL" firstAttribute="leading" secondItem="J5M-pv-UHA" secondAttribute="leading" id="QbW-wK-06K"/>
-                            <constraint firstItem="1q6-JB-JyL" firstAttribute="leading" secondItem="eqF-iA-Rqx" secondAttribute="leading" constant="20" symbolic="YES" id="X1l-68-WXh"/>
-                            <constraint firstItem="0xb-lk-PHK" firstAttribute="width" secondItem="eqF-iA-Rqx" secondAttribute="width" id="YXg-JU-HOP"/>
-                            <constraint firstItem="ATh-Tf-xRL" firstAttribute="top" secondItem="J5M-pv-UHA" secondAttribute="bottom" constant="8" symbolic="YES" id="ZaE-Uw-gIG"/>
-                            <constraint firstItem="1q6-JB-JyL" firstAttribute="trailing" secondItem="J5M-pv-UHA" secondAttribute="trailing" id="a4A-wo-bng"/>
-                            <constraint firstItem="ATh-Tf-xRL" firstAttribute="centerX" secondItem="J5M-pv-UHA" secondAttribute="centerX" id="ggX-Oh-h0J"/>
-                            <constraint firstAttribute="centerX" secondItem="J5M-pv-UHA" secondAttribute="centerX" id="sea-rp-rrt"/>
+                            <constraint firstItem="0xb-lk-PHK" firstAttribute="leading" secondItem="2rs-P3-zn7" secondAttribute="leading" id="350-bN-0q6"/>
+                            <constraint firstAttribute="centerX" secondItem="J5M-pv-UHA" secondAttribute="centerX" id="5jf-C1-faJ"/>
+                            <constraint firstAttribute="centerX" secondItem="0xb-lk-PHK" secondAttribute="centerX" id="By0-u3-3MA"/>
+                            <constraint firstItem="0xb-lk-PHK" firstAttribute="centerX" secondItem="J5M-pv-UHA" secondAttribute="centerX" id="Gab-EA-Il5"/>
+                            <constraint firstItem="0xb-lk-PHK" firstAttribute="top" secondItem="J5M-pv-UHA" secondAttribute="bottom" constant="25" id="RNw-zD-7u7"/>
+                            <constraint firstItem="0xb-lk-PHK" firstAttribute="top" secondItem="ATh-Tf-xRL" secondAttribute="bottom" constant="-13" id="TN4-kv-Yli"/>
+                            <constraint firstItem="J5M-pv-UHA" firstAttribute="top" secondItem="nFR-to-qQs" secondAttribute="bottom" constant="-5" id="Vcz-ix-cdp"/>
+                            <constraint firstItem="nFR-to-qQs" firstAttribute="top" secondItem="0HR-9w-kvY" secondAttribute="bottom" id="XWH-Vw-VfH"/>
+                            <constraint firstItem="0xb-lk-PHK" firstAttribute="centerX" secondItem="ATh-Tf-xRL" secondAttribute="centerX" id="bEv-zi-oip"/>
+                            <constraint firstItem="ATh-Tf-xRL" firstAttribute="top" secondItem="J5M-pv-UHA" secondAttribute="bottom" constant="8" id="gNc-KC-Q9G"/>
+                            <constraint firstAttribute="centerX" secondItem="nFR-to-qQs" secondAttribute="centerX" id="h9S-ek-7bf"/>
                        </constraints>
                    </view>
                    <toolbarItems/>
                    <simulatedToolbarMetrics key="simulatedBottomBarMetrics"/>
                    <connections>
-                        <outlet property="HostField" destination="1q6-JB-JyL" id="a9N-Vm-gQC"/>
-                        <outlet property="StreamConfigs" destination="0xb-lk-PHK" id="whL-Jt-2e4"/>
+                        <outlet property="HostPicker" destination="nFR-to-qQs" id="lTE-tT-lYY"/>
+                        <outlet property="StreamConfigs" destination="0xb-lk-PHK" id="VxB-Ur-PNy"/>
                        <segue destination="mI3-9F-XwU" kind="modal" identifier="createStreamFrame" id="cPc-eP-un1"/>
                    </connections>
                </viewController>