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@@ -255,7 +255,7 @@ The 2D filter is done by first applying a 1D filter in the vertical direction
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and then applying it in the horizontal one.
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--------------- --------------- --------------- ---------------
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|LL0|HL0| | | | | | | | | | | |
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-|---+---| HL1 | | L0|H0 | HL1 | | LL0 | HL1 | | | |
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+|---+---| HL1 | | L0|H0 | HL1 | | LL1 | HL1 | | | |
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|LH0|HH0| | | | | | | | | | | |
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|-------+-------|->|-------+-------|->|-------+-------|->| L1 | H1 |->...
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