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Hornbydd
Hornbydd
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At last, we use the plugin "gridSplitter" in qgis to solve this. basically, the "gridSplitter" plugin use gdalwarp to cut a tile from img, it can speicfiyspecify two argument: srcnodata and dstnodata, in my img, set srcnodata to 0, and dstnodata 100 to set background to gray. if blue, set dstnodata to "0 0 255".

At last, we use the plugin "gridSplitter" in qgis to solve this. basically, the "gridSplitter" plugin use gdalwarp to cut a tile from img, it can speicfiy two argument: srcnodata and dstnodata, in my img, set srcnodata to 0, and dstnodata 100 to set background to gray. if blue, set dstnodata to "0 0 255".

At last, we use the plugin "gridSplitter" in qgis to solve this. basically, the "gridSplitter" plugin use gdalwarp to cut a tile from img, it can specify two argument: srcnodata and dstnodata, in my img, set srcnodata to 0, and dstnodata 100 to set background to gray. if blue, set dstnodata to "0 0 255".

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PolyGeo ♦
PolyGeo ♦
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At last, we use the plugin "gridSplitter" in qgis to solve this. basically, the "gridSplitter" plugin use gdalwarp to cut a tile from img, it can speicfiy two argument: srcnodata and dstnodata, in my img, set srcnodata to 0, and dstnodata 100 to set background to gray. if blue, set dstnodata to "0 0 255". Cheers and Thanks!

At last, we use the plugin "gridSplitter" in qgis to solve this. basically, the "gridSplitter" plugin use gdalwarp to cut a tile from img, it can speicfiy two argument: srcnodata and dstnodata, in my img, set srcnodata to 0, and dstnodata 100 to set background to gray. if blue, set dstnodata to "0 0 255". Cheers and Thanks!

At last, we use the plugin "gridSplitter" in qgis to solve this. basically, the "gridSplitter" plugin use gdalwarp to cut a tile from img, it can speicfiy two argument: srcnodata and dstnodata, in my img, set srcnodata to 0, and dstnodata 100 to set background to gray. if blue, set dstnodata to "0 0 255".

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chenzero
chenzero
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At last, we use the plugin "gridSplitter" in qgis to solve this. basically, the "gridSplitter" plugin use gdalwarp to cut a tile from img, it can speicfiy two argument: srcnodata and dstnodata, in my img, set srcnodata to 0, and dstnodata 100 to set background to gray. if blue, set dstnodata to "0 0 255". Cheers and Thanks!