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-rw-r--r--doc/html/H5.format.html5
1 files changed, 4 insertions, 1 deletions
diff --git a/doc/html/H5.format.html b/doc/html/H5.format.html
index ae1ff23..12b8630 100644
--- a/doc/html/H5.format.html
+++ b/doc/html/H5.format.html
@@ -1045,7 +1045,10 @@ TABLE.list TD { border:none; }
<tr>
<td>Bytes 4-8:</td>
<td>Filter mask, a 32-bit bitfield indicating which
- filters have been applied to that chunk.</td>
+ filters have been skipped for this chunk. Each filter
+ has an index number in the pipeline (starting at 0, with
+ the first filter to apply) and if that filter is skipped,
+ the bit corresponding to it's index is set.</td>
</tr>
<tr>
<td><em>N</em> 64-bit fields:</td>