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FlipRotate could support operations on some Block Compressed images #240

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walbourn opened this issue Jun 11, 2021 · 0 comments
Open

FlipRotate could support operations on some Block Compressed images #240

walbourn opened this issue Jun 11, 2021 · 0 comments
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@walbourn
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Currently FlipRotate just fails with ERROR_NOT_SUPPORTED when given compressed images.

For BC1-BC5, one could shuffle around the indices inside each block to do the operations without fully decompressing the data, and move blocks around as well.
@walbourn walbourn changed the title FlipRotate could support operations on Block Compressed images FlipRotate could support operations on some Block Compressed images Jun 26, 2021
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