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JBIG2 - Generic refinement region

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This commit is contained in:
Jakub Melka
2019-10-30 17:44:04 +01:00
parent a60b13c3a0
commit 2e359d63d3
5 changed files with 465 additions and 14 deletions
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10
JBIG2_Viewer/mainwindow.cpp
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@ -89,19 +89,15 @@ void MainWindow::on_actionAdd_JBIG2_image_triggered()
try
{
if (data.startsWith( "\x97\x4A\x42\x32\x0D\x0A\x1A\x0A"))
{
data = data.mid(13);
}
pdf::PDFJBIG2Decoder decoder(data, QByteArray(), this);
pdf::PDFImageData imageData = decoder.decode(pdf::PDFImageData::MaskingType::None);
pdf::PDFImageData imageData = decoder.decodeFileStream();
if (imageData.isValid())
{
QImage image(imageData.getWidth(), imageData.getHeight(), QImage::Format_Mono);
const uchar* sourceData = reinterpret_cast<const uchar*>(imageData.getData().constData());
std::copy(sourceData, sourceData + imageData.getData().size(), image.bits());
Q_ASSERT(imageData.getData().size() == image.byteCount());
std::transform(sourceData, sourceData + imageData.getData().size(), image.bits(), [](const uchar value) { return ~value; });
addImage(file.fileName(), qMove(image));
}
}