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closedcaption/{scc,mcc}parse: Allow an optional UTF-8 BOM at the beginning

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Some software is apparently writing an UTF-8 BOM at the beinning of the
file.
This commit is contained in:
Sebastian Dröge 2020-05-13 10:10:45 +03:00
parent a4a0a669bd
commit 36bcd54306
2 changed files with 6 additions and 1 deletions
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1
video/closedcaption/src/mcc_parser.rs
View file

@ -129,6 +129,7 @@ where
I::Error: ParseError<I::Token, I::Range, I::Position>,
{
(
optional(range(&[0xEFu8, 0xBBu8, 0xBFu8][..])),
range(b"File Format=MacCaption_MCC V".as_ref()),
choice!(range(b"1.0".as_ref()), range(b"2.0".as_ref())),
end_of_line(),

6
video/closedcaption/src/scc_parser.rs
View file

@ -120,7 +120,11 @@ where
I: RangeStream<Token = u8, Range = &'a [u8]>,
I::Error: ParseError<I::Token, I::Range, I::Position>,
{
(range(b"Scenarist_SCC V1.0".as_ref()), end_of_line())
(
optional(range(&[0xEFu8, 0xBBu8, 0xBFu8][..])),
range(b"Scenarist_SCC V1.0".as_ref()),
end_of_line(),
)
.map(|_| SccLine::Header)
.message("while parsing header")
}