filters doco

Author: alimanfoo

docs/index.rst

@@ -17,6 +17,7 @@ Highlights
 * Read an array concurrently from multiple threads or processes.
 * Write to an array concurrently from multiple threads or processes.
 * Organize arrays into hierarchies via groups.
+* Use filters to preprocess data and improve compression.
 
 Status
 ------

docs/release.rst

@@ -16,7 +16,9 @@ API docs for more information.
 Filters
 ~~~~~~~
 
-TODO
+Support has been added for configuring filters to preprocess chunk data prior 
+to compression. See the tutorial section on :ref:`tutorial_filters` and the 
+:mod:`zarr.filters` API docs for more information.
 
 Other changes
 ~~~~~~~~~~~~~

docs/tutorial.rst

@@ -238,7 +238,7 @@ To disable compression, set ``compressor=None`` when creating an array.
 
 To disable compression, set ``compression=None`` when creating an array.
 
-.. _tutorial_sync:
+.. _tutorial_filters:
 
 Filters
 -------
@@ -272,6 +272,8 @@ Zarr comes with implementations of delta, scale-offset, quantize, packbits and
 categorize filters. It is also relatively straightforward to implement custom
 filters. For more information see the :mod:`zarr.filters` API docs.
 
+.. _tutorial_sync:
+
 Parallel computing and synchronization
 --------------------------------------