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Only change interlacing if we have to

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This commit is contained in:
Joshua Holmer 2016-01-15 13:35:41 -05:00
parent c9ea565d1d
commit 0866eb01ea
1 changed files with 6 additions and 4 deletions
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10
src/lib.rs
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@ -100,10 +100,12 @@ pub fn optimize(filepath: &Path, opts: &Options) -> Result<(), String> {
} }
if let Some(interlacing) = opts.interlace { if let Some(interlacing) = opts.interlace {
if png.change_interlacing(interlacing) { if interlacing != png.ihdr_data.interlaced {
something_changed = true; if png.change_interlacing(interlacing) {
// TODO: Print message to terminal something_changed = true;
}; // TODO: Print message to terminal
}
}
} }
if opts.idat_recoding || something_changed { if opts.idat_recoding || something_changed {