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LibPDF: Parse inline image key-value pairs

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Not used for anything yet.
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Nico Weber 2023-12-10 10:04:33 -05:00 • committed by Andreas Kling
parent 0912896ae0
commit 27aae7e2b1
1 changed files with 10 additions and 0 deletions
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10
Userland/Libraries/LibPDF/Parser.cpp
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@ -550,6 +550,15 @@ PDFErrorOr<Vector<Operator>> Parser::parse_operators()
if (!operator_args.is_empty()) if (!operator_args.is_empty())
return error("operator args not empty on start of inline image"); return error("operator args not empty on start of inline image");
HashMap<DeprecatedFlyString, Value> map = TRY(parse_dict_contents_until("ID"));
m_reader.consume(2); // "ID"
// "Unless the image uses ASCIIHexDecode or ASCII85Decode as one of its filters,
// the ID operator should be followed by a single white-space character,
// and the next character is interpreted as the first byte of image data."
// FIXME: Check for ASCIIHexDecode and ASCII85Decode.
m_reader.consume(1);
// FIXME: `EI` can be part of the image data, e.g. on page 3 of 0000450.pdf of 0000.zip of the RGBA dataset. // FIXME: `EI` can be part of the image data, e.g. on page 3 of 0000450.pdf of 0000.zip of the RGBA dataset.
while (!m_reader.done()) { while (!m_reader.done()) {
if (m_reader.matches("EI")) { if (m_reader.matches("EI")) {
@ -565,6 +574,7 @@ PDFErrorOr<Vector<Operator>> Parser::parse_operators()
m_reader.consume_whitespace(); m_reader.consume_whitespace();
// FIXME: Do more with inline images than just skipping them. // FIXME: Do more with inline images than just skipping them.
(void)map;
} }
operators.append(Operator(operator_type, move(operator_args))); operators.append(Operator(operator_type, move(operator_args)));