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Add readPixel param to getImage()

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This commit is contained in:
Dušan Poizl
2023-02-09 21:27:59 +01:00
parent 02e3aba6a7
commit 3141092456
3 changed files with 10 additions and 6 deletions
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libxisf.cpp
+4 -4
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@@ -404,12 +404,12 @@ bool Image::addFITSKeywordAsProperty(const QString &name, const QVariant &value)
void *Image::imageData()
{
return _dataBlock.data.data();
return _dataBlock.data.isNull() ? nullptr : _dataBlock.data.data();
}
const void *Image::imageData() const
{
return _dataBlock.data.data();
return _dataBlock.data.isNull() ? nullptr : _dataBlock.data.data();
}
size_t Image::imageDataSize() const
@@ -591,13 +591,13 @@ int XISFReader::imagesCount() const
return _images.size();
}
const Image& XISFReader::getImage(uint32_t n)
const Image& XISFReader::getImage(uint32_t n, bool readPixels)
{
if(n >= _images.size())
throw Error("Out of bounds");
Image &img = _images[n];
if(img._dataBlock.attachmentPos)
if(img._dataBlock.attachmentPos && readPixels)
{
_io->seek(img._dataBlock.attachmentPos);
img._dataBlock.decompress(_io->read(img._dataBlock.attachmentSize));