Create stream view hierarchy programmatically

Limelight/Stream/Connection.h

@@ -19,19 +19,6 @@ typedef struct {
     int networkDroppedFrames;
 } video_stats_t;
 
-@protocol ConnectionCallbacks <NSObject>
-
-- (void) connectionStarted;
-- (void) connectionTerminated:(int)errorCode;
-- (void) stageStarting:(const char*)stageName;
-- (void) stageComplete:(const char*)stageName;
-- (void) stageFailed:(const char*)stageName withError:(int)errorCode portTestFlags:(int)portTestFlags;
-- (void) launchFailed:(NSString*)message;
-- (void) rumble:(unsigned short)controllerNumber lowFreqMotor:(unsigned short)lowFreqMotor highFreqMotor:(unsigned short)highFreqMotor;
-- (void) connectionStatusUpdate:(int)status;
-
-@end
-
 @interface Connection : NSOperation <NSStreamDelegate>
 
 -(id) initWithConfig:(StreamConfiguration*)config renderer:(VideoDecoderRenderer*)myRenderer connectionCallbacks:(id<ConnectionCallbacks>)callbacks;

Limelight/Stream/ConnectionCallbacks.h

@@ -0,0 +1,21 @@
+//
+//  ConnectionCallbacks.h
+//  Moonlight
+//
+//  Created by Cameron Gutman on 11/1/20.
+//  Copyright © 2020 Moonlight Game Streaming Project. All rights reserved.
+//
+
+@protocol ConnectionCallbacks <NSObject>
+
+- (void) connectionStarted;
+- (void) connectionTerminated:(int)errorCode;
+- (void) stageStarting:(const char*)stageName;
+- (void) stageComplete:(const char*)stageName;
+- (void) stageFailed:(const char*)stageName withError:(int)errorCode portTestFlags:(int)portTestFlags;
+- (void) launchFailed:(NSString*)message;
+- (void) rumble:(unsigned short)controllerNumber lowFreqMotor:(unsigned short)lowFreqMotor highFreqMotor:(unsigned short)highFreqMotor;
+- (void) connectionStatusUpdate:(int)status;
+- (void) videoContentShown;
+
+@end

Limelight/Stream/StreamManager.m

@@ -84,7 +84,7 @@
     
     // Initializing the renderer must be done on the main thread
     dispatch_async(dispatch_get_main_queue(), ^{
-        VideoDecoderRenderer* renderer = [[VideoDecoderRenderer alloc] initWithView:self->_renderView];
+        VideoDecoderRenderer* renderer = [[VideoDecoderRenderer alloc] initWithView:self->_renderView callbacks:self->_callbacks];
         self->_connection = [[Connection alloc] initWithConfig:self->_config renderer:renderer connectionCallbacks:self->_callbacks];
         NSOperationQueue* opQueue = [[NSOperationQueue alloc] init];
         [opQueue addOperation:self->_connection];

Limelight/Stream/VideoDecoderRenderer.h

@@ -8,9 +8,11 @@
 
 @import AVFoundation;
 
+#import "ConnectionCallbacks.h"
+
 @interface VideoDecoderRenderer : NSObject
 
-- (id)initWithView:(UIView*)view;
+- (id)initWithView:(UIView*)view callbacks:(id<ConnectionCallbacks>)callbacks;
 
 - (void)setupWithVideoFormat:(int)videoFormat refreshRate:(int)refreshRate;
 

Limelight/Stream/VideoDecoderRenderer.m

@@ -13,6 +13,7 @@
 
 @implementation VideoDecoderRenderer {
     StreamView* _view;
+    id<ConnectionCallbacks> _callbacks;
     
     AVSampleBufferDisplayLayer* displayLayer;
     Boolean waitingForSps, waitingForPps, waitingForVps;
@@ -61,11 +62,12 @@
     }
 }
 
-- (id)initWithView:(StreamView*)view
+- (id)initWithView:(StreamView*)view callbacks:(id<ConnectionCallbacks>)callbacks
 {
     self = [super init];
     
     _view = view;
+    _callbacks = callbacks;
     
     [self reinitializeDisplayLayer];
     
@@ -371,6 +373,9 @@
         if ([self isNalReferencePicture:nalType]) {
             // Ensure the layer is visible now
             self->displayLayer.hidden = NO;
+            
+            // Tell our parent VC to hide the progress indicator
+            [self->_callbacks videoContentShown];
         }
         
         // Dereference the buffers