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此模块用于图像数据增强,其中有一部分增强是基于C++ OpenCV实现的,具有较好的性能,而另一部分是基于Python Pillow实现的。
API样例中常用的导入模块如下:
import mindspore.dataset as ds import mindspore.dataset.vision as vision import mindspore.dataset.vision.utils as utils
注意:旧的API导入方式已经过时且会逐步废弃,因此推荐使用上面的方式,但目前仍可按以下方式导入:
import mindspore.dataset.vision.c_transforms as c_vision import mindspore.dataset.vision.py_transforms as py_vision from mindspore.dataset.transforms import c_transforms
更多详情请参考 图像数据加载与增强。
常用数据处理术语说明如下:
.. mscnautosummary:: :toctree: dataset_vision :nosignatures: :template: classtemplate.rst mindspore.dataset.vision.AdjustGamma mindspore.dataset.vision.AutoAugment mindspore.dataset.vision.AutoContrast mindspore.dataset.vision.BoundingBoxAugment mindspore.dataset.vision.CenterCrop mindspore.dataset.vision.ConvertColor mindspore.dataset.vision.Crop mindspore.dataset.vision.CutMixBatch mindspore.dataset.vision.CutOut mindspore.dataset.vision.Decode mindspore.dataset.vision.Equalize mindspore.dataset.vision.FiveCrop mindspore.dataset.vision.GaussianBlur mindspore.dataset.vision.Grayscale mindspore.dataset.vision.HorizontalFlip mindspore.dataset.vision.HsvToRgb mindspore.dataset.vision.HWC2CHW mindspore.dataset.vision.Invert mindspore.dataset.vision.LinearTransformation mindspore.dataset.vision.MixUp mindspore.dataset.vision.MixUpBatch mindspore.dataset.vision.Normalize mindspore.dataset.vision.NormalizePad mindspore.dataset.vision.Pad mindspore.dataset.vision.PadToSize mindspore.dataset.vision.RandomAdjustSharpness mindspore.dataset.vision.RandomAffine mindspore.dataset.vision.RandomAutoContrast mindspore.dataset.vision.RandomColor mindspore.dataset.vision.RandomColorAdjust mindspore.dataset.vision.RandomCrop mindspore.dataset.vision.RandomCropDecodeResize mindspore.dataset.vision.RandomCropWithBBox mindspore.dataset.vision.RandomEqualize mindspore.dataset.vision.RandomErasing mindspore.dataset.vision.RandomGrayscale mindspore.dataset.vision.RandomHorizontalFlip mindspore.dataset.vision.RandomHorizontalFlipWithBBox mindspore.dataset.vision.RandomInvert mindspore.dataset.vision.RandomLighting mindspore.dataset.vision.RandomPerspective mindspore.dataset.vision.RandomPosterize mindspore.dataset.vision.RandomResizedCrop mindspore.dataset.vision.RandomResizedCropWithBBox mindspore.dataset.vision.RandomResize mindspore.dataset.vision.RandomResizeWithBBox mindspore.dataset.vision.RandomRotation mindspore.dataset.vision.RandomSelectSubpolicy mindspore.dataset.vision.RandomSharpness mindspore.dataset.vision.RandomSolarize mindspore.dataset.vision.RandomVerticalFlip mindspore.dataset.vision.RandomVerticalFlipWithBBox mindspore.dataset.vision.Rescale mindspore.dataset.vision.Resize mindspore.dataset.vision.ResizeWithBBox mindspore.dataset.vision.RgbToHsv mindspore.dataset.vision.Rotate mindspore.dataset.vision.SlicePatches mindspore.dataset.vision.TenCrop mindspore.dataset.vision.ToNumpy mindspore.dataset.vision.ToPIL mindspore.dataset.vision.ToTensor mindspore.dataset.vision.ToType mindspore.dataset.vision.UniformAugment mindspore.dataset.vision.VerticalFlip
.. mscnautosummary:: :toctree: dataset_vision :nosignatures: :template: classtemplate.rst mindspore.dataset.vision.AutoAugmentPolicy mindspore.dataset.vision.Border mindspore.dataset.vision.ConvertMode mindspore.dataset.vision.ImageBatchFormat mindspore.dataset.vision.Inter mindspore.dataset.vision.SliceMode mindspore.dataset.vision.get_image_num_channels mindspore.dataset.vision.get_image_size
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