matx.vision.median_blur_op 源代码

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from typing import Any, List, Tuple
from .constants._sync_mode import ASYNC
from .opencv._cv_border_types import BORDER_DEFAULT
from ..native import make_native_object

import sys
matx = sys.modules['matx']


class _MedianBlurOpImpl:
    """ MedianBlur Impl """

    def __init__(self, device: Any) -> None:
        self.op: matx.NativeObject = make_native_object(
            "VisionMedianBlurGeneralOp", device())

    def __call__(self,
                 images: List[matx.runtime.NDArray],
                 ksizes: List[Tuple[int, int]],
                 sync: int = ASYNC) -> List[matx.runtime.NDArray]:
        batch_size: int = len(images)
        assert len(
            ksizes) == batch_size, "The ksize number for median blur should be equal to batch size."

        return self.op.process(images, ksizes, sync)


[文档]class MedianBlurOp: """ Apply median blur on input images. """
[文档] def __init__(self, device: Any) -> None: """ Initialize MedianBlurOp Args: device (Any) : the matx device used for the operation """ self.op: _MedianBlurOpImpl = matx.script(_MedianBlurOpImpl)(device)
[文档] def __call__(self, images: List[matx.runtime.NDArray], ksizes: List[Tuple[int, int]], sync: int = ASYNC) -> List[matx.runtime.NDArray]: """ Apply median blur on input images. Args: images (List[matx.runtime.NDArray]): target images. ksizes (List[Tuple[int, int]]): conv kernel size for each image, each item in this list should be a 2 element tuple (x, y). sync (int, optional): sync mode after calculating the output. when device is cpu, the params makes no difference. ASYNC -- If device is GPU, the whole calculation process is asynchronous. SYNC -- If device is GPU, the whole calculation will be blocked until this operation is finished. SYNC_CPU -- If device is GPU, the whole calculation will be blocked until this operation is finished, and the corresponding CPU array would be created and returned. Defaults to ASYNC. Returns: List[matx.runtime.NDArray]: converted images Example: >>> import cv2 >>> import matx >>> from matx.vision import MedianBlurOp >>> # Get origin_image.jpeg from https://github.com/bytedance/matxscript/tree/main/test/data/origin_image.jpeg >>> image = cv2.imread("./origin_image.jpeg") >>> device_id = 0 >>> device_str = "gpu:{}".format(device_id) >>> device = matx.Device(device_str) >>> # Create a list of ndarrays for batch images >>> batch_size = 3 >>> nds = [matx.array.from_numpy(image, device_str) for _ in range(batch_size)] >>> ksizes = [(3, 3), (3, 5), (5, 5)] >>> op = MedianBlurOp(device) >>> ret = op(nds, ksizes) """ return self.op(images, ksizes, sync)