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Slightly tweak fcTL ordering comment wording

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Alejandro González 2024-06-23 01:31:15 +02:00
parent 1737b8f6d7
commit 2adc8b6c4e
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1 changed files with 2 additions and 1 deletions
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src/png/mod.rs
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@ -187,7 +187,8 @@ impl PngData {
let mut aux_split = self.aux_chunks.split(|c| &c.name == b"IDAT"); let mut aux_split = self.aux_chunks.split(|c| &c.name == b"IDAT");
let aux_pre = aux_split.next().unwrap(); let aux_pre = aux_split.next().unwrap();
// Many chunks need to be before PLTE, so write all except those that explicitly need to be after // Many chunks need to be before PLTE, so write all except those that explicitly need to be after
// Note: fcTL does not strictly need to be after PLTE but some software may expect it // Note: the PNG spec does not say that fcTL needs to be after PLTE, but some decoders expect
// that (see issue #625)
for chunk in aux_pre for chunk in aux_pre
.iter() .iter()
.filter(|c| !matches!(&c.name, b"bKGD" | b"hIST" | b"tRNS" | b"fcTL")) .filter(|c| !matches!(&c.name, b"bKGD" | b"hIST" | b"tRNS" | b"fcTL"))