Note that bitround/zstd are backwards compatible with v2 (numcodecs)

LDeakin · Jul 25, 2024 · db62c2a · db62c2a
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Showing 5 changed files with 10 additions and 2 deletions.
diff --git a/doc/status/codecs.md b/doc/status/codecs.md
@@ -6,7 +6,7 @@
 | Bytes to Bytes | [blosc]            | [ZEP0001]         | &check; | &check; | **blosc**     |
 |                | [gzip]             | [ZEP0001]         | &check; | &check; | **gzip**      |
 |                | [crc32c]           | [ZEP0002]         | &check; |         | **crc32c**    |
-|                | [zstd]             | [zarr-specs #256] | &check; |         | zstd          |
+|                | [zstd]             | [zarr-specs #256] | &check; | &check; | zstd          |
 
 <sup>\* Bolded feature flags are part of the default set of features.</sup>
 

diff --git a/doc/status/codecs_experimental.md b/doc/status/codecs_experimental.md
@@ -2,7 +2,7 @@ Experimental codecs are recommended for evaluation only.
 
 | Codec Type     | Codec                            | ZEP | V3      | V2      | Feature Flag |
 | -------------- | -------------------------------- | --- | ------- | ------- | ------------ |
-| Array to Array | [bitround]                       |     | &check; |         | bitround     |
+| Array to Array | [bitround]                       |     | &check; | &check; | bitround     |
 | Array to Bytes | [zfp]                            |     | &check; |         | zfp          |
 |                | [pcodec]                         |     | &check; |         | pcodec       |
 |                | [vlen]                           |     | &check; |         |              |

diff --git a/src/metadata/v2.rs b/src/metadata/v2.rs
@@ -6,13 +6,19 @@ pub mod array;
 
 /// Zarr V2 codec metadata.
 pub mod codec {
+    #[cfg(feature = "bitround")]
+    /// `bitround` codec metadata.
+    pub mod bitround;
     /// `blosc` codec metadata.
     pub mod blosc;
     #[cfg(feature = "bz2")]
     /// `bz2` codec metadata.
     pub mod bz2;
     /// `gzip` codec metadata.
     pub mod gzip;
+    #[cfg(feature = "zstd")]
+    /// `zstd` codec metadata.
+    pub mod zstd;
 }
 
 pub use array::ArrayMetadataV2;

diff --git a/src/metadata/v2/codec/bitround.rs b/src/metadata/v2/codec/bitround.rs
@@ -0,0 +1 @@
+pub use crate::metadata::v3::codec::bitround::BitroundCodecConfigurationV1;
diff --git a/src/metadata/v2/codec/zstd.rs b/src/metadata/v2/codec/zstd.rs
@@ -0,0 +1 @@
+pub use crate::metadata::v3::codec::zstd::ZstdCodecConfigurationV1;