com.aliyun.svideosdk.common.callback.recorder

Interface OnFrameCallBack

public interface OnFrameCallBack

An interface that defines callbacks on data capture.

Method Summary

Modifier and Type	Method and Description
Camera.Size	onChoosePreviewSize(java.util.List<Camera.Size> supportedPreviewSizes, Camera.Size preferredPreviewSizeForVideo) The callback that outputs the selected preview resolution.
void	onFrameBack(byte[] bytes, int width, int height, Camera.CameraInfo info) The callback that outputs the frame data captured by camera.
void	openFailed() The callback when an error occurred while turning on the camera.

Method Detail

onFrameBack

void onFrameBack(byte[] bytes,
                 int width,
                 int height,
                 Camera.CameraInfo info)

The callback that outputs the frame data captured by camera.

Parameters:

bytes - The frame data size.

width - The frame width.

height - The frame height.

info - The camera information.

onChoosePreviewSize

Camera.Size onChoosePreviewSize(java.util.List<Camera.Size> supportedPreviewSizes,
                                Camera.Size preferredPreviewSizeForVideo)

The callback that outputs the selected preview resolution.

Parameters:

supportedPreviewSizes - The list of preview resolutions supported by camera.

preferredPreviewSizeForVideo - The recommended preview resolution.

Returns:

The selected preview resolution. null indicates that the default resolution selection method is used.

openFailed

void openFailed()

The callback when an error occurred while turning on the camera.