Ah, yes, PlotImage.invertY(False) worked! Thanks! Steve
On Thursday, May 3, 2018 at 12:10:27 PM UTC-4, Luke Campagnola wrote: > > You can use `PlotItem.invertY(False)` to set the direction of the y axis. > You might also need to use the `axes` argument to `ImageView.setImage()`, > depending on the order of axes in your image data. > > On Wed, May 2, 2018 at 1:53 PM, S Martin <[email protected] <javascript:>> > wrote: > >> Hello, >> >> I am trying to use ImageView to display an image but with axis included >> and specified y range. Basically I'm doing something like this: >> >> plt = pg.PlotItem(labels={'bottom':('time',''),'left':('frequency','')}) >> imv = pg.ImageView(view=plt) >> x0, x1 = (0, 500) >> y0, y1 = (0, 16) >> xscale = (x1-x0)/img.shape[0] >> yscale = (y1-y0)/img.shape[1] >> imv.setImage(img, pos=[x0,y0], scale=[xscale, yscale]) >> plt.setAspectLocked(False) >> >> Now the xaxis runs 0 to 500 left to right, but the yaxis runs 0 to 16 top >> to bottom. However, I want the yaxis to start at the bottom at 0 and run >> to 16 at the top (a usual increasing y axis). I am not sure how to set the >> axis range within ImageView. >> >> Thanks, >> Steve >> >> -- >> You received this message because you are subscribed to the Google Groups >> "pyqtgraph" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/pyqtgraph/96aa41d8-a1cd-45dd-ba55-c58e8eba265d%40googlegroups.com >> >> <https://groups.google.com/d/msgid/pyqtgraph/96aa41d8-a1cd-45dd-ba55-c58e8eba265d%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> For more options, visit https://groups.google.com/d/optout. >> > > -- You received this message because you are subscribed to the Google Groups "pyqtgraph" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/pyqtgraph/e739d6d2-a78f-401e-ae39-e66d53557d4f%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
