Update README.md

README.md

@@ -3,7 +3,7 @@
 A Fiji plugin for loading and saving image data to N5 containers. Supports [HDF5](https://www.hdfgroup.org/solutions/hdf5/), [Zarr](https://zarr.readthedocs.io/en/stable/#), [Amazon S3](https://aws.amazon.com/s3/), and [Google cloud storage](https://cloud.google.com/storage).
 
 ## Contents
-1. [Open N5](#open-n5)
+1. [Open HDF5/N5/Zarr/OME-NGFF](#open-n5)
    1. [Virtual](#virtual)
    2. [Cropping](#cropping)
 2. [Export N5](#export-n5)
@@ -13,9 +13,9 @@ A Fiji plugin for loading and saving image data to N5 containers. Supports [HDF5
 6. [Details](#details)
    1. [Cloud writing benchmarks](#cloud-writing-benchmarks)
 
-## Open N5
+## Open HDF5/N5/Zarr/OME-NGFF
 
-Open N5 datasets from Fiji with `File > Import > HDF5/N5/Zarr/OME-NGFF ... `. 
+Open HDF5/N5/Zarr/OME-NGFF datasets from Fiji with `File > Import > HDF5/N5/Zarr/OME-NGFF ... `. 
 
 Quickly open a dataset by pasting the full path to the dataset and press `OK`.
 For example, try `gs://example_multi-n5_bucket/mitosis.n5/raw` to open the sample mitosis image from Google
@@ -32,13 +32,13 @@ and press `OK`. In the example below, we will open the datasets `/blobs`, and `/
 
 ### Virtual 
 
-Check the `Open as virtual` box to open the n5 dataset as a [virtual stack in ImageJ](https://imagej.nih.gov/ij/docs/guide/146-8.html#toc-Section-8). 
+Check the `Open as virtual` box to open the dataset as a [virtual stack in ImageJ](https://imagej.nih.gov/ij/docs/guide/146-8.html#toc-Section-8). 
 This enable the opening and viewing of image data that do not fit in RAM. Image slices are loaded on-the-fly, so
 navigation will be slow when parts of the images are loaded.
 
 ### Cropping 
 
-Subsets of images can be opened by checking the `Crop` box in the dialog, then pressing `OK`.
+Subsets of datasets can be opened by checking the `Crop` box in the dialog, then pressing `OK`.
 A separate dialog will appear for each selected dataset as shown below.
 
 <img src=https://raw.githubusercontent.com/saalfeldlab/n5-ij/master/doc/OpenN5DialogWithCrop.png width="700">
@@ -47,9 +47,9 @@ Give the min and max values for the field-of-view to open **in pixel / voxel uni
 subset. The opened interval includes both min and max values, so the image will be of size `max - min + 1` along
 each dimension.  In the example shown above, the resulting image will be of size `101 x 111 x 2 x 51`.
 
-## Export N5
+## Export HDF5/N5/Zarr/OME-NGFF
 
-Save images opened in Fiji as N5 datasets with `File > Save As > Export N5`.
+Save images opened in Fiji as HDF5/N5/Zarr/OME-NGFF datasets with `File > Save As > Export HDF5/N5/Zarr/OME-NGFF ...`.
 
 <img src=https://raw.githubusercontent.com/saalfeldlab/n5-ij/master/doc/SaveN5Dialog.png width="280">
 
@@ -79,6 +79,11 @@ The export plugin infers container type from the file/directory path or url give
 * HDF5
     * Specify a file ending in `.h5` ,`.hdf5`, or `.hdf`
     * example `C:\user\docs\example.h5`
+
+## Backend
+
+Specify the backend by protocol, "file:" or not protocol indicate the local file system:
+
 * Amazon S3 
     * Specify one of two url styles:
     * `s3://bucket-name/path/to/root.n5`
@@ -179,9 +184,10 @@ This plugin supports three types of image metadata:
 1) ImageJ-style metadata 
 2) [N5-viewer](https://github.com/saalfeldlab/n5-viewer) metadata
 3) [COSEM](https://github.com/janelia-cosem/schemas/blob/master/multiscale.md) metadata
-4) Custom metadata. [Read details here](CustomMetadata.md)
+4) [OME-NGFF](https://ngff.openmicroscopy.org/latest/) metadata
+5) Custom metadata. [Read details here](CustomMetadata.md)
 
-The metadata style for exported N5 datasets is customizable, more detail coming soon.
+The metadata style for exported HDF5/N5/Zarr/OME-NGFF datasets is customizable, more detail coming soon.
 
 ## For developers