tree 6703da5cc8cb54f0578826edbf8680be73b8804d
parent 0e1df78bb18de1a9cd8db781efd0aeaf1bd837e9
author Hui Su <huisu@google.com> 1520452324 -0800
committer Hui Su <huisu@google.com> 1520891806 +0000

Move prune_tx_2D() to transform block level

With txk-sel merged, transform type pruning can be moved to transform
block level. This way the logic is more clear, and we can potentially
improve the accuracy of the model, and extend it to intra blocks.

Compression and encoding speed is roughly the same.

Change-Id: Id6d6a2639a392ebd7e72a67a70a5482ba67da1bc