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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal>Hi OME Team,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>As part of the image acquisition pipeline we are developing, I would like to be able to selectively copy a 3D-ROI into a VariantPixelBuffer so it can be written to an OME-TIFF. In the <a href="https://docs.openmicroscopy.org/ome-files-cpp/0.5.0/ome-files/api/html/classome_1_1files_1_1VariantPixelBuffer.html#a78436203a3b2fabbcf6c20d8753329df">documentation</a> for VariantPixelBuffer, it says that adding support for subsetting dimensions is a to-do.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>The function prototype would look something like this. It would allow us to copy a buffer into a ROI of the pixel buffer as defined by an x-offset, y-offset, z-offset, and width (x), height (y), and depth (z).<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>void CopyROI(float* buffer, int x, int y, int z, int width, int height, int depth)<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I am happy to write my own extension method, but was wondering what would be the best way to implement this. Would it be to use <code><span style='font-size:10.0pt'>boost::static_visitor</span></code>?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Thanks,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><b>Dennis Ai</b><o:p></o:p></p><p class=MsoNormal><span style='font-size:9.0pt'>Senior Strategic Advisor, SRI Biosciences</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:9.0pt'>SRI International</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:9.0pt'>333 Ravenswood Ave</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:9.0pt'>Menlo Park, CA 94025</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:9.0pt'>(847) 440-4765</span><o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><b><span style='font-size:14.0pt;font-family:"Helvetica",sans-serif'>SRI </span></b><span style='font-size:14.0pt;font-family:"Helvetica",sans-serif'>Biosciences</span><sup><span style='font-size:10.0pt;font-family:"Helvetica",sans-serif'>™</span></sup><o:p></o:p></p><p class=MsoNormal><span style='font-size:6.0pt;font-family:"Helvetica",sans-serif'>A DIVISION OF SRI INTERNATIONAL</span><o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>