updated srtm download and related gdal_util functions messages a bit,…

… for issue #529
firelab · Sep 10, 2024 · 7ef8623 · 7ef8623
1 parent 345bce3
commit 7ef8623
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diff --git a/src/ninja/gdal_util.cpp b/src/ninja/gdal_util.cpp
@@ -920,6 +920,7 @@ bool GDALWarpToUtm (const char* filename, GDALDatasetH& hSrcDS, GDALDatasetH& hD
     CPLPopErrorHandler();
     if(eErr != CE_None)
     {
+        CPLError( CE_Failure, CPLE_AppDefined, "GDALSuggestedWarpOutput failed." );
         return false;
     }
     GDALDestroyGenImgProjTransformer(hTransformArg);
@@ -929,6 +930,7 @@ bool GDALWarpToUtm (const char* filename, GDALDatasetH& hSrcDS, GDALDatasetH& hD
 
     if(hDstDS == NULL)
     {
+        CPLError( CE_Failure, CPLE_AppDefined, "Failed to create gdal dataset." );
         return false;
     }
 
@@ -1018,6 +1020,7 @@ bool GDALWarpToUtm (const char* filename, GDALDatasetH& hSrcDS, GDALDatasetH& hD
     }
     if(nNoDataCount > 0)
     {
+        CPLError( CE_Failure, CPLE_AppDefined, "Failed to fill all no data values." );
         return false;
     }
 

diff --git a/src/ninja/srtmclient.cpp b/src/ninja/srtmclient.cpp
@@ -177,6 +177,7 @@ SURF_FETCH_E SRTMClient::FetchBoundingBox( double *bbox, double resolution,
     bool rc = GDALWarpToUtm( filename, hDS, hUtmDS);
     if(rc != true)
     {
+        CPLError( CE_Failure, CPLE_AppDefined, "Could not warp image, download failed." );
         return SURF_FETCH_E_IO_ERR;
     }