The width of the base image is now available and can be taken from the width argument to the imageUpdate callback method. This method is called when information about an image which was previously requested using an asynchronous interface becomes available. The width of the base image is now available and can be taken from the width argument to the imageUpdate callback method. The height of the base image is now available and can be taken from the height argument to the imageUpdate callback method. The properties of the image are now available.
More pixels needed for drawing a scaled variation of the image are available.
The bounding box of the new pixels can be taken from the x, y, width, and height arguments to the imageUpdate callback method. Another complete frame of a multi-frame image which was previously drawn is now available to be drawn again. The x, y, width, and height arguments to the imageUpdate callback method should be ignored. The x, y, width, and height arguments to the imageUpdate callback method should be ignored. An image which was being tracked asynchronously has encountered an error.