Defines the unit of the block rectangle dimensions. Default is pixels.Values: OCRBLOCK_DIM_UNIT_TYPE_PIXELS (0), OCRBLOCK_DIM_UNIT_TYPE_MILLIMETERS_X10 (1), OCRBLOCK_DIM_UNIT_TYPE_INCHES_X100 (2).
left
uint32
3
Distance from the left of the image.
top
uint32
4
Distance from the top of the image.
width
uint32
5
Width of the block rectangle.
height
uint32
6
Height of the block rectangle.
confidence
int32
7
Confidence level (0 = most confident, 255 = least confident).
page
uint32
8
One-based number of the page on which this result was recognized. 0 means no recognition.