Yes, the raw data is likely corrupt. When you see the "image without noise" pygac is probably automatically cropping off the noise for you.
On Wed, 21 Aug 2024 at 21:10, Francisco Vicent <franciscovic...@outlook.com> wrote: > Do you suggest the image itself might be corrupt? > > I can see the top of the image without noise if I extract the individual > bands using pygac and then I create a TCI with GDAL: > > https://i.imgur.com/OspvQi7.png > El 21/8/2024 a las 10:49, Andrew Brooks escribió: > > That's completely normal for data which has been received from satellites > that do not have on-board error detection/correction such as NOAA-n (n<20) > > On Tue, 20 Aug 2024 at 22:05, Francisco Vicent via gdal-dev < > gdal-dev@lists.osgeo.org> wrote: > >> Hello there, GDAL community! >> >> I'm experiencing some issues while warping a NOAA 19 image. I'm running >> a simple: >> >> gdalwarp NSS.LHRR.NP.D16020.S1834.E1846.B3581920.WI warped.tif >> >> When I display the result in QGIS, it seems that the image is a little >> cropped and has some noise at the top: >> >> https://imgur.com/a/gZW6Sya >> >> I've also tried with NOAA 14 and 16 datasets and they look as expected, >> so I guess that the NOAA-19 format might not be fully supported. >> >> Anyway, I would like to hear from you if there's something I am missing, >> before filing an issue or attempting a fix. >> >> Thanks in advance. >> >> Regards, >> Francisco >> >> >> _______________________________________________ >> gdal-dev mailing list >> gdal-dev@lists.osgeo.org >> https://lists.osgeo.org/mailman/listinfo/gdal-dev >> >
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