Function WrapAngle

bilibili/xml2ass.py:507–508

(deg)

# Result: (rotX, rotY, rotZ, shearX, shearY)
def ConvertFlashRotation(rotY, rotZ, X, Y, FOV=math.tan(2*math.pi/9.0)):
    def WrapAngle(deg):
        return 180-((180-deg)%360)
    def CalcPerspectiveCorrection(alpha, X, FOV=FOV):
        alpha = WrapAngle(alpha)
        if FOV is None: