[video_player_avfoundation] Split iOS native code into multiple files

packages/video_player/video_player_avfoundation/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 2.6.4
+
+* Refactors native code structure.
+
 ## 2.6.3
 
 * Fixes VideoPlayerController.initialize() future never resolving with invalid video file.

packages/video_player/video_player_avfoundation/darwin/video_player_avfoundation/Sources/video_player_avfoundation/FVPAVFactory.m

@@ -0,0 +1,18 @@
+// Copyright 2013 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#import "./include/video_player_avfoundation/FVPAVFactory.h"
+
+#import <AVFoundation/AVFoundation.h>
+
+@implementation FVPDefaultAVFactory
+- (AVPlayer *)playerWithPlayerItem:(AVPlayerItem *)playerItem {
+  return [AVPlayer playerWithPlayerItem:playerItem];
+}
+
+- (AVPlayerItemVideoOutput *)videoOutputWithPixelBufferAttributes:
+    (NSDictionary<NSString *, id> *)attributes {
+  return [[AVPlayerItemVideoOutput alloc] initWithPixelBufferAttributes:attributes];
+}
+@end

packages/video_player/video_player_avfoundation/darwin/video_player_avfoundation/Sources/video_player_avfoundation/FVPFrameUpdater.m

@@ -0,0 +1,31 @@
+// Copyright 2013 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#import "./include/video_player_avfoundation/FVPFrameUpdater.h"
+
+/// FVPFrameUpdater is responsible for notifying the Flutter texture registry
+/// when a new video frame is available.
+@interface FVPFrameUpdater ()
+/// The Flutter texture registry used to notify about new frames.
+@property(nonatomic, weak, readonly) NSObject<FlutterTextureRegistry> *registry;
+@end
+
+@implementation FVPFrameUpdater
+- (FVPFrameUpdater *)initWithRegistry:(NSObject<FlutterTextureRegistry> *)registry {
+  NSAssert(self, @"super init cannot be nil");
+  if (self == nil) return nil;
+  _registry = registry;
+  _lastKnownAvailableTime = kCMTimeInvalid;
+  return self;
+}
+
+- (void)displayLinkFired {
+  // Only report a new frame if one is actually available.
+  CMTime outputItemTime = [self.videoOutput itemTimeForHostTime:CACurrentMediaTime()];
+  if ([self.videoOutput hasNewPixelBufferForItemTime:outputItemTime]) {
+    _lastKnownAvailableTime = outputItemTime;
+    [_registry textureFrameAvailable:_textureId];
+  }
+}
+@end