The x and y coordinates are derived properly from clip and dest rect with this fix.
- Even if rotation is involved, we need to start reading from the same point.
- Do scaling operation on the delta, and then add the source left and top values.
- If we scale the result of addition, we will not be reading source correctly.
CRs-fixed: 324782
Change-Id: I2876c6a8e48acbf03f80713338f9a17c57863aaa