Opened 13 years ago Closed 13 years ago #544 closed defect (fixed)Non-normative aspects in scaling process (8.6.3) should be removed
Description
Equations (8-262), (8-264), and (8-270) should be removed as they relate to a specific implementation to avoid 32-bit overflow in some corner cases. Removing these equations has no normative impact.
For simplicity, it may also be preferable to define the scaling process using a single equation (without changing the normative behavior):
It may be appropriate to add a note to clarify than for c_ij = -32768, M[i][j] = 255, qP = 51, and shift = 1, the correct value of d_ij is -32768 (and not 32767, which is the value one might get if not correctly implementing corner cases).
Change History (2)comment:1 Changed 13 years ago by DefaultCC Plugin
comment:2 Changed 13 years ago by bbross
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Fixed in D7 (I1003) d2