fixed #69

contains several fixes actually

Author: StephanPreibisch

src/main/java/net/preibisch/mvrecon/process/export/ExportN5Api.java

@@ -399,11 +399,12 @@ else if ( storageType == StorageFormat.ZARR ) // OME-Zarr export
 		final List<long[][]> grid = N5ApiTools.assembleJobs(
 				null, // no need to go across ViewIds (for now)
 				new long[] { mrInfo[ 0 ].dimensions[ 0 ], mrInfo[ 0 ].dimensions[ 1 ], mrInfo[ 0 ].dimensions[ 2 ] },
+				blocksize(),
 				new int[] {
 						blocksize()[0] * computeBlocksizeFactor()[ 0 ],
 						blocksize()[1] * computeBlocksizeFactor()[ 1 ],
-						blocksize()[2] * computeBlocksizeFactor()[ 2 ] },
-				blocksize() );
+						blocksize()[2] * computeBlocksizeFactor()[ 2 ] }
+				);
 
 		IOFunctions.println( "num blocks = " + Grid.create( bb.dimensionsAsLongArray(), blocksize() ).size() + ", size = " + bsX + "x" + bsY + "x" + bsZ );
 		IOFunctions.println( "num compute blocks = " + grid.size() + ", size = " + bsX*bsFactorX + "x" + bsY*bsFactorY + "x" + bsZ*bsFactorZ );
@@ -495,7 +496,13 @@ else if ( storageType == StorageFormat.ZARR ) // OME-Zarr export
 		for ( int level = 1; level < mrInfo.length; ++level )
 		{
 			final int s = level;
-			final List<long[][]> allBlocks = N5ApiTools.assembleJobs( mrInfo[ level ] );
+			final List<long[][]> allBlocks =
+					N5ApiTools.assembleJobs(
+							mrInfo[ level ],
+							new int[] {
+									blocksize()[0] * computeBlocksizeFactor()[ 0 ],
+									blocksize()[1] * computeBlocksizeFactor()[ 1 ],
+									blocksize()[2] * computeBlocksizeFactor()[ 2 ] });
 
 			IOFunctions.println( new Date( System.currentTimeMillis() ) + ": Downsampling: " + Util.printCoordinates( mrInfo[ level ].absoluteDownsampling ) + " with relative downsampling of " + Util.printCoordinates( mrInfo[ level ].relativeDownsampling ));
 			IOFunctions.println( new Date( System.currentTimeMillis() ) + ": s" + level + " num blocks=" + allBlocks.size() );

src/main/java/net/preibisch/mvrecon/process/n5api/N5ApiTools.java

@@ -42,6 +42,7 @@
 import org.janelia.saalfeldlab.n5.Compression;
 import org.janelia.saalfeldlab.n5.DataType;
 import org.janelia.saalfeldlab.n5.DatasetAttributes;
+import org.janelia.saalfeldlab.n5.GzipCompression;
 import org.janelia.saalfeldlab.n5.N5Writer;
 import org.janelia.saalfeldlab.n5.RawCompression;
 import org.janelia.saalfeldlab.n5.imglib2.N5Utils;
@@ -352,23 +353,23 @@ public static MultiResolutionLevelInfo[] setupBdvDatasetsHDF5(
 				subdivisions = ArrayImgs.ints( blocksizes, new long[] { 3, downsamplings.length } ); // blocksize
 				resolutions = ArrayImgs.doubles( downsamples, new long[] { 3, downsamplings.length } ); // downsampling
 			}
-			
+
 			driverVolumeWriter.createDataset(
 					subdivisionsDatasets,
 					subdivisions.dimensionsAsLongArray(),// new long[] { 3, 1 },
-					new int[] { (int)subdivisions.dimension( 0 ), (int)subdivisions.dimension( 1 ) }, //new int[] { 3, 1 },
+					Arrays.stream( subdivisions.dimensionsAsLongArray() ).mapToInt(i -> (int) i).toArray(),//new int[] { (int)subdivisions.dimension( 0 ), (int)subdivisions.dimension( 1 ) }, //new int[] { 3, 1 },
 					DataType.INT32,
 					new RawCompression() );
 
 			driverVolumeWriter.createDataset(
 					resolutionsDatasets,
 					resolutions.dimensionsAsLongArray(),// new long[] { 3, 1 },
-					new int[] { (int)resolutions.dimension( 0 ), (int)resolutions.dimension( 1 ) },//new int[] { 3, 1 },
+					Arrays.stream( resolutions.dimensionsAsLongArray() ).mapToInt(i -> (int) i).toArray(),//new int[] { (int)resolutions.dimension( 0 ), (int)resolutions.dimension( 1 ) },//new int[] { 3, 1 },
 					DataType.FLOAT64,
 					new RawCompression() );
-	
-			N5Utils.saveBlock(subdivisions, driverVolumeWriter, "s" + String.format("%02d", viewId.getViewSetupId()) + "/subdivisions", new long[] {0,0,0} );
-			N5Utils.saveBlock(resolutions, driverVolumeWriter, "s" + String.format("%02d", viewId.getViewSetupId()) + "/resolutions", new long[] {0,0,0} );
+			
+			N5Utils.saveBlock(subdivisions, driverVolumeWriter, "s" + String.format("%02d", viewId.getViewSetupId()) + "/subdivisions", new long[] {0,0} );
+			N5Utils.saveBlock(resolutions, driverVolumeWriter, "s" + String.format("%02d", viewId.getViewSetupId()) + "/resolutions", new long[] {0,0} );
 		}
 
 		return mrInfo;