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Update strip section of README [ci skip]

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Josh Holmer 2016-03-15 08:56:15 -04:00
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README.md
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@ -43,7 +43,7 @@ Oxipng follows Semantic Versioning.
Oxipng is a command-line utility. Basic usage looks similar to the following: Oxipng is a command-line utility. Basic usage looks similar to the following:
``` ```
oxipng -o 4 -i 1 --strip *.png oxipng -o 4 -i 1 --strip safe *.png
``` ```
The most commonly used options are as follows: The most commonly used options are as follows:
@ -57,8 +57,10 @@ PNG interlacing on any images that are processed. `-i 0` will remove interlacing
processed images. Not specifying either will keep the same interlacing state as the processed images. Not specifying either will keep the same interlacing state as the
input image. Note: Interlacing can add 25-50% to the size of an optimized image. Only use input image. Note: Interlacing can add 25-50% to the size of an optimized image. Only use
it if you have a good reason. (*Not Yet Implemented*) it if you have a good reason. (*Not Yet Implemented*)
* Strip: Used to remove metadata info from processed images. Used via `--strip` or `-s`. * Strip: Used to remove metadata info from processed images. Used via `--strip [safe,all]`.
Can save a few kilobytes if you don't need the metadata. Can save a few kilobytes if you don't need the metadata. "Safe" removes only metadata that
will never affect rendering of the image. "All" removes all metadata that is not critical
to the image. You can also pass a comma-separated list of specific metadata chunks to remove.
More advanced options can be found by running `oxipng -h`. More advanced options can be found by running `oxipng -h`.