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---
title: ImageData Layer
---
# ImageData Layer
* Layer type: `ImageData`
* [Doxygen Documentation](http://caffe.berkeleyvision.org/doxygen/classcaffe_1_1ImageDataLayer.html)
* Header: [`./include/caffe/layers/image_data_layer.hpp`](https://github.com/BVLC/caffe/blob/master/include/caffe/layers/image_data_layer.hpp)
* CPU implementation: [`./src/caffe/layers/image_data_layer.cpp`](https://github.com/BVLC/caffe/blob/master/src/caffe/layers/image_data_layer.cpp)
## Parameters
* Parameters (`ImageDataParameter image_data_parameter`)
- Required
- `source`: name of a text file, with each line giving an image filename and label
- `batch_size`: number of images to batch together
- Optional
- `rand_skip`
- `shuffle` [default false]
- `new_height`, `new_width`: if provided, resize all images to this size
* From [`./src/caffe/proto/caffe.proto`](https://github.com/BVLC/caffe/blob/master/src/caffe/proto/caffe.proto):
{% highlight Protobuf %}
{% include proto/ImageDataParameter.txt %}
{% endhighlight %}
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