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feat: opt out of pdf embed compression by mime type

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Tobias Schmitz 2025-05-08 15:36:55 +02:00
parent c8dfb7b9ec
commit 0cef699f3e
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1 changed files with 54 additions and 4 deletions
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58
crates/typst-pdf/src/embed.rs
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@ -60,14 +60,64 @@ fn should_compress(data: &[u8]) -> bool {
};
match ty.matcher_type() {
infer::MatcherType::App => true,
infer::MatcherType::Archive => false,
infer::MatcherType::Audio => false,
infer::MatcherType::Archive => match ty.mime_type() {
#[rustfmt::skip]
"application/zip"
| "application/vnd.rar"
| "application/gzip"
| "application/x-bzip2"
| "application/vnd.bzip3"
| "application/x-7z-compressed"
| "application/x-xz"
| "application/vnd.ms-cab-compressed"
| "application/vnd.debian.binary-package"
| "application/x-compress"
| "application/x-lzip"
| "application/x-rpm"
| "application/zstd"
| "application/x-lz4"
| "application/x-ole-storage" => false,
_ => true,
},
infer::MatcherType::Audio => match ty.mime_type() {
#[rustfmt::skip]
"audio/mpeg"
| "audio/m4a"
| "audio/opus"
| "audio/ogg"
| "audio/x-flac"
| "audio/amr"
| "audio/aac"
| "audio/x-ape" => false,
_ => true,
},
infer::MatcherType::Book => true,
infer::MatcherType::Doc => true,
infer::MatcherType::Font => true,
infer::MatcherType::Image => false,
infer::MatcherType::Image => match ty.mime_type() {
#[rustfmt::skip]
"image/jpeg"
| "image/jp2"
| "image/png"
| "image/webp"
| "image/vnd.ms-photo"
| "image/heif"
| "image/avif"
| "image/jxl"
| "image/vnd.djvu" => false,
_ => true,
},
infer::MatcherType::Text => true,
infer::MatcherType::Video => false,
infer::MatcherType::Video => match ty.mime_type() {
#[rustfmt::skip]
"video/mp4"
| "video/x-m4v"
| "video/x-matroska"
| "video/webm"
| "video/quicktime"
| "video/x-flv" => false,
_ => true,
},
infer::MatcherType::Custom => true,
}
}