Video frame extraction. More...

Public Member Functions
Bitmap	getFrameAtTime (long time, int videoFrameHeightGrade)
	Gets video frame image at a certain moment. More...

void	release ()
	Releases the related resources of video retriever class, and this class cannot continue to be used once the resource is released. More...

Bitmap	getFrameAtTimeWithCustomVideoFrameHeight (long time, int videoFrameHeight)
	Gets the video frame image at a certain moment. Users can customize the height of the video frame. More...

Static Public Attributes
Height level of the extracted video frame.

static final int	VIDEO_FRAME_HEIGHT_GRADE_360 = 0
	Video frame of 360 pixels in height. More...

static final int	VIDEO_FRAME_HEIGHT_GRADE_480 = 1
	Video frame of 480 pixels in height. More...

static final int	VIDEO_FRAME_HEIGHT_GRADE_720 = 2

Detailed Description

Video frame extraction.

The video frame extraction class can acquire the original video frame image at a certain moment.

Warning: In the NvsVideoFrameRetriever class, all public APIs can be used not only in the UI thread, but also across threads! ! !

Member Function Documentation

void com.meicam.sdk.NvsVideoFrameRetriever.finalize ( ) throws Throwable

inlineprotected

Bitmap com.meicam.sdk.NvsVideoFrameRetriever.getFrameAtTime	(	long	time,
		int	videoFrameHeightGrade
	)

inline

Gets video frame image at a certain moment.

Parameters

time	Timestamp of the frame (in microseconds).
videoFrameHeightGrade	Height level of the extracted video frame. For details, please refer to Height level of the extracted video frame.

Returns: Returns Bitmap object representing the video frame image at a certain moment.

Bitmap com.meicam.sdk.NvsVideoFrameRetriever.getFrameAtTimeWithCustomVideoFrameHeight	(	long	time,
		int	videoFrameHeight
	)

inline

Gets the video frame image at a certain moment. Users can customize the height of the video frame.

Parameters

time	Timestamp of the frame (in microseconds).
videoFrameHeight	Custom video frame height.

Returns: Returns Bitmap object representing the video frame image at a certain moment.

void com.meicam.sdk.NvsVideoFrameRetriever.release ( )

inline

Releases the related resources of video retriever class, and this class cannot continue to be used once the resource is released.

final int com.meicam.sdk.NvsVideoFrameRetriever.VIDEO_FRAME_HEIGHT_GRADE_360 = 0

static

Video frame of 360 pixels in height.

final int com.meicam.sdk.NvsVideoFrameRetriever.VIDEO_FRAME_HEIGHT_GRADE_480 = 1

static

Video frame of 480 pixels in height.

final int com.meicam.sdk.NvsVideoFrameRetriever.VIDEO_FRAME_HEIGHT_GRADE_720 = 2

static

Video frame of 720 pixels in height

The documentation for this class was generated from the following file: