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https://github.com/SerenityOS/serenity
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clang-format-20 -i $(find . \
-not \( -path "./\.*" -prune \) \
-not \( -path "./Base/*" -prune \) \
-not \( -path "./Build/*" -prune \) \
-not \( -path "./Toolchain/*" -prune \) \
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-type f -name "*.cpp" -o -name "*.mm" -o -name "*.h")
78 lines
2.9 KiB
C++
78 lines
2.9 KiB
C++
/*
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* Copyright (c) 2023, Gregory Bertilson <Zaggy1024@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "Reader.h"
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#include "JPEG2000Boxes.h"
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#include "JPEGXLBoxes.h"
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#include <AK/Function.h>
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namespace Gfx::ISOBMFF {
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ErrorOr<Reader> Reader::create(MaybeOwned<SeekableStream> stream)
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{
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size_t size = TRY(stream->size());
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return Reader(make<ConstrainedStream>(move(stream), size));
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}
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ErrorOr<Reader> Reader::create(MaybeOwned<ConstrainedStream> stream)
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{
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return Reader(move(stream));
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}
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ErrorOr<BoxList> Reader::read_entire_file()
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{
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auto make_top_level_box = [](BoxType type, ConstrainedStream& stream) -> ErrorOr<Optional<NonnullOwnPtr<Box>>> {
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switch (type) {
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case BoxType::FileTypeBox:
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return TRY(FileTypeBox::create_from_stream(stream));
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case BoxType::JPEG2000ContiguousCodestreamBox:
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return TRY(JPEG2000ContiguousCodestreamBox::create_from_stream(stream));
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case BoxType::JPEG2000HeaderBox:
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return TRY(JPEG2000HeaderBox::create_from_stream(stream));
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case BoxType::JPEG2000SignatureBox:
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return TRY(JPEG2000SignatureBox::create_from_stream(stream));
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case BoxType::JPEG2000UUIDInfoBox:
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return TRY(JPEG2000UUIDInfoBox::create_from_stream(stream));
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case BoxType::JPEGXLCodestreamBox:
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return TRY(JPEGXLCodestreamBox::create_from_stream(stream));
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case BoxType::JPEGXLLevelBox:
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return TRY(JPEGXLLevelBox::create_from_stream(stream));
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case BoxType::JPEGXLSignatureBox:
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return TRY(JPEGXLSignatureBox::create_from_stream(stream));
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case BoxType::UserExtensionBox:
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return TRY(UserExtensionBox::create_from_stream(stream));
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default:
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return OptionalNone {};
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}
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};
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return read_entire_file((ErrorOr<Optional<NonnullOwnPtr<Box>>> (*)(BoxType, ConstrainedStream&))(make_top_level_box));
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}
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ErrorOr<BoxList> Reader::read_entire_file(BoxCallback box_factory)
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{
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BoxList top_level_boxes;
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while (!m_box_stream->is_eof()) {
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auto box_header = TRY(read_box_header(*m_box_stream));
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ConstrainedStream box_stream { MaybeOwned<Stream> { *m_box_stream }, static_cast<size_t>(box_header.contents_size) };
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auto maybe_box = TRY(box_factory(box_header.type, box_stream));
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if (maybe_box.has_value()) {
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TRY(top_level_boxes.try_append(move(maybe_box.value())));
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} else {
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TRY(top_level_boxes.try_append(TRY(UnknownBox::create_from_stream(box_header.type, box_stream))));
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}
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if (!box_stream.is_eof()) {
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dbgln("Reader did not consume all data for box type {}, {} bytes remaining", RIFF::ChunkID::from_number(to_underlying(box_header.type)), box_stream.remaining());
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return Error::from_string_literal("Reader did not consume all data");
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}
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}
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return top_level_boxes;
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}
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}
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