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M-1909 iOS: calls. Video background effect freezes, and displayed incorrectly #12

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M-1909 iOS: calls. Video background effect freezes, and displayed incorrectly #12

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12 changes: 9 additions & 3 deletions ios/RCTWebRTC/WebRTCModule+RTCMediaStream.m
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Original file line number Diff line number Diff line change
Expand Up @@ -111,18 +111,18 @@ - (RTCVideoTrack *)createVideoTrack:(NSDictionary *)constraints {
return nil;
#else

RTCVideoSource *videoSource = [self.peerConnectionFactory videoSource];
self.videoSource = [self.peerConnectionFactory videoSource];

NSString *trackUUID = [[NSUUID UUID] UUIDString];
RTCVideoTrack *videoTrack = [self.peerConnectionFactory videoTrackWithSource:videoSource trackId:trackUUID];
RTCVideoTrack *videoTrack = [self.peerConnectionFactory videoTrackWithSource:self.videoSource trackId:trackUUID];

#if !TARGET_IPHONE_SIMULATOR
NSDictionary *videoContraints = constraints[@"video"];

RTCCameraVideoCapturer *videoCapturer;

RCTLog(@"Video constraint in create video track: %@", videoContraints);
self.videoSourceInterceptor = [[WebRTCVideoCaptureHandler alloc] initWithSource:videoSource backgroundImageData:nil];
self.videoSourceInterceptor = [[WebRTCVideoCaptureHandler alloc] initWithSource:self.videoSource backgroundImageData:nil];
videoCapturer = [[RTCCameraVideoCapturer alloc] initWithDelegate:self.videoSourceInterceptor];

self.videoCaptureController = [[VideoCaptureController alloc] initWithCapturer:videoCapturer
Expand Down Expand Up @@ -203,6 +203,12 @@ - (RTCVideoTrack *)createScreenCaptureVideoTrack {
: (RCTResponseSenderBlock)successCallback errorCallback
: (RCTResponseSenderBlock)errorCallback) {
// If virtual backround is enabled, use video source interceptor before video source
int width = [constraints[@"width"] intValue];
int height = [constraints[@"height"] intValue];
int frameRate = [constraints[@"frameRate"] intValue];

[self.videoSource adaptOutputFormatToWidth:width height:height fps:frameRate];

if (constraints[@"enableBlurBackgroud"]) {
[self.videoSourceInterceptor enableWithBlur:YES backgroundImageData:nil];
} else if (constraints[@"enableVirtualBackgroud"]) {
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3 changes: 2 additions & 1 deletion ios/RCTWebRTC/WebRTCModule.h
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Expand Up @@ -35,8 +35,9 @@ static NSString *const kEventPeerConnectionOnTrack = @"peerConnectionOnTrack";
@property(nonatomic, strong) NSMutableDictionary<NSString *, RTCMediaStream *> *localStreams;
@property(nonatomic, strong) NSMutableDictionary<NSString *, RTCMediaStreamTrack *> *localTracks;
@property (nonatomic, strong) id videoSourceInterceptor;
@property (nonatomic, strong) RTCVideoSource *videoSource;
@property (nonatomic, strong) VideoCaptureController *videoCaptureController;

- (RTCMediaStream *)streamForReactTag:(NSString *)reactTag;

@end
@end