PNG compression level range is 0-9 #95

This commit is contained in:
Lovell Fuller
2014-10-03 14:50:15 +01:00
parent fb0769a327
commit 7f8f38f666
3 changed files with 24 additions and 3 deletions

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@@ -378,7 +378,7 @@ Include all metadata (ICC, EXIF, XMP) from the input image in the output image.
An advanced setting for the _zlib_ compression level of the lossless PNG output format. The default level is `6`.
`compressionLevel` is a Number between -1 and 9.
`compressionLevel` is a Number between 0 and 9.
### Output methods