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more options for JPEG and TIFF handlers (slightly modified patch 1044470)

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@32189 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2005-02-19 16:32:29 +00:00
parent a4622f29d8
commit fe9308c639
5 changed files with 119 additions and 31 deletions
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29
src/common/imagjpeg.cpp
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@@ -359,17 +359,36 @@ bool wxJPEGHandler::SaveFile( wxImage *image, wxOutputStream& stream, bool verbo
if (image->HasOption(wxT("quality")))
jpeg_set_quality(&cinfo, image->GetOptionInt(wxT("quality")), TRUE);
// sets the resolution fields in the output file
if (image->HasOption(wxIMAGE_OPTION_RESOLUTION))
// set the resolution fields in the output file
UINT16 resX,
resY;
if ( image->HasOption(wxIMAGE_OPTION_RESOLUTIONX) &&
image->HasOption(wxIMAGE_OPTION_RESOLUTIONY) )
{
cinfo.X_density =
cinfo.Y_density = (UINT16)image->GetOptionInt(wxIMAGE_OPTION_RESOLUTION);
resX = image->GetOptionInt(wxIMAGE_OPTION_RESOLUTIONX);
resY = image->GetOptionInt(wxIMAGE_OPTION_RESOLUTIONY);
}
else if ( image->HasOption(wxIMAGE_OPTION_RESOLUTION) )
{
resX =
resY = image->GetOptionInt(wxIMAGE_OPTION_RESOLUTION);
}
else
{
resX =
resY = 0;
}
if ( resX && resY )
{
cinfo.X_density = resX;
cinfo.Y_density = resY;
}
// sets the resolution unit field in the output file
// wxIMAGE_RESOLUTION_INCHES for inches
// wxIMAGE_RESOLUTION_CM for centimeters
if (image->HasOption(wxIMAGE_OPTION_RESOLUTIONUNIT))
if ( image->HasOption(wxIMAGE_OPTION_RESOLUTIONUNIT) )
{
cinfo.density_unit = (UINT8)image->GetOptionInt(wxIMAGE_OPTION_RESOLUTIONUNIT);
}