DSVideoFrameListener
The DSVideoFrameListener protocol includes methods for monitoring the camera state.
Definition
Assembly: DynamsoftCaptureVisionBundle.xcframework
- Objective-C
- Swift
@protocol DSVideoFrameListener <NSObject>protocol VideoFrameListener : NSObjectProtocol
Methods
| Method | Description |
|---|---|
onFrameOutPut |
The method for monitoring the output of video frames. |
onFrameOutPut
The method for monitoring the output of video frames.
- Objective-C
- Swift
- (void)onFrameOutPut:(DSImageData*)frame timeStamp:(NSTimeInterval)timeStamp;func onFrameOutPut(_ frame: DSImageData, timeStamp: NSTimeInterval)
Parameters
frame: The output video frame in an DSImageData object.
timeStamp: The time stamp that the video frame is output.
Yes
No