diff options
Diffstat (limited to 'ethosu/vela/weight_compressor.py')
-rw-r--r-- | ethosu/vela/weight_compressor.py | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/ethosu/vela/weight_compressor.py b/ethosu/vela/weight_compressor.py index 0eab1851..40ebcd04 100644 --- a/ethosu/vela/weight_compressor.py +++ b/ethosu/vela/weight_compressor.py @@ -17,6 +17,7 @@ # Compresses and pads the weigths. It also calculates the scales and packs with the biases. import math from collections import namedtuple +from typing import Tuple import numpy as np @@ -50,14 +51,14 @@ WeightCompressionConfig = namedtuple( def encode_weights( accelerator: Accelerator, weights_volume: np.ndarray, - dilation_xy: tuple, + dilation_xy: Tuple[int, int], ifm_bitdepth: int, ofm_block_depth: int, is_depthwise: bool, block_traversal: NpuBlockTraversal, ): """ - Public facing API to use the Ethos-U weight encoding. + Internal implementation of the public facing API to use weight encoding. :param accelerator: architecture_features.Accelerator enum to pick the correct Ethos-U accelerator :param weights_volume: numpy.ndarray in OHWI layout with a shape of four @@ -65,10 +66,10 @@ def encode_weights( :param ifm_bitdepth: the bitdepth of input feature map :param ofm_block_depth: the depth of blocks for Ethos-U processing :param is_depthwise: a boolean indicating these weights are used for a depthwise traversal - :param block_traversal: indicates how these weights are traversed on sub-kernal basis + :param block_traversal: indicates how these weights are traversed on sub-kernel basis + :return: a bytearray of compressed weights """ - # Check arg types assert isinstance(accelerator, Accelerator) assert isinstance(weights_volume, np.ndarray) @@ -108,7 +109,7 @@ def encode_weights( def encode_bias(bias: np.int64, scale: int, shift: int): """ - Public facing API to pack bias and scale values as required by the Ethos-U + Internal implementation of public facing API to pack bias and scale values as required by the Ethos-U :param bias: 64bit signed number that includes 40bit signed bias :param scale: 32bit scale value |