FIX: GuiResolutionLevelParams reports current block size in kBytes

Author: xulman

src/main/java/cz/it4i/fiji/legacy/CreateNewDataset.java

@@ -23,6 +23,7 @@
 import org.scijava.plugin.Plugin;
 
 import cz.it4i.fiji.legacy.util.GuiResolutionLevelParams;
+import cz.it4i.fiji.legacy.util.Imglib2Types;
 import cz.it4i.fiji.rest.util.DatasetInfo;
 
 @Plugin(type = Command.class, headless = true, menuPath = "Plugins>HPC DataStore>Create>Create new dataset")
@@ -122,7 +123,10 @@ public void run() {
 		di.label = label;
 
 		final CommandInfo rldlg_ci = new CommandInfo(GuiResolutionLevelParams.class);
-		final Map<String,Object> rldlg_presets = new HashMap<>(4);
+		final Map<String,Object> rldlg_presets = new HashMap<>(5);
+		rldlg_presets.put("pxSizeInBytes", ((Imglib2Types.TypeHandler<?>)Imglib2Types
+				.getTypeHandler(voxelType)).nativeAndRealType.getBitsPerPixel()/8);
+
 		try {
 			for (int levelCnt = 1; levelCnt <= numberOfAllResLevels; ++levelCnt) {
 				rldlg_presets.put("resLevelNumber", levelCnt);

src/main/java/cz/it4i/fiji/legacy/CreateNewDatasetFromImage.java

@@ -141,7 +141,9 @@ public void run() {
 		di.label = label;
 
 		final CommandInfo rldlg_ci = new CommandInfo(GuiResolutionLevelParams.class);
-		final Map<String,Object> rldlg_presets = new HashMap<>(4);
+		final Map<String,Object> rldlg_presets = new HashMap<>(5);
+		rldlg_presets.put("pxSizeInBytes", ((Imglib2Types.TypeHandler<?>)Imglib2Types
+				.getTypeHandler(voxelType)).nativeAndRealType.getBitsPerPixel()/8);
 		try {
 			for (int levelCnt = 1; levelCnt <= numberOfAllResLevels; ++levelCnt) {
 				rldlg_presets.put("resLevelNumber", levelCnt);

src/main/java/cz/it4i/fiji/legacy/util/GuiResolutionLevelParams.java

@@ -18,19 +18,30 @@ public class GuiResolutionLevelParams implements Command {
 	@Parameter(label = "Down-size factor in z:", min = "1", persist = false)
 	public int down_z;
 
-	@Parameter(label = "Block size in pixels in x:", min = "1", persist = false)
+	@Parameter(label = "Block size in pixels in x:", min = "1", persist = false, callback = "reportBlockSize")
 	public int block_x;
-	@Parameter(label = "Block size in pixels in y:", min = "1", persist = false)
+	@Parameter(label = "Block size in pixels in y:", min = "1", persist = false, callback = "reportBlockSize")
 	public int block_y;
-	@Parameter(label = "Block size in pixels in z:", min = "1", persist = false)
+	@Parameter(label = "Block size in pixels in z:", min = "1", persist = false, callback = "reportBlockSize")
 	public int block_z;
 
+	@Parameter(visibility = ItemVisibility.MESSAGE, persist = false)
+	public String sizeMessage;
+	//
+	@Parameter(persist = false)
+	public int pxSizeInBytes = 2;
+
 	@Parameter(persist = false)
 	public int resLevelNumber = 999;
 
 	@Parameter
 	public PrefService prefs;
 
+	public void reportBlockSize() {
+		sizeMessage = "Ideal block size is just below 1024 kB, current is "
+				+(block_x*block_y*block_z*pxSizeInBytes/1024)+" kB.";
+	}
+
 	public void setFromPrefs() {
 		if (resLevelNumber == 1) {
 			headerMessage = "Provide blocks size for the full resolution (base) level:";
@@ -45,6 +56,7 @@ public void setFromPrefs() {
 		block_x = prefs.getInt(GuiResolutionLevelParams.class, "level"+resLevelNumber+"_block_x", 64);
 		block_y = prefs.getInt(GuiResolutionLevelParams.class, "level"+resLevelNumber+"_block_y", 64);
 		block_z = prefs.getInt(GuiResolutionLevelParams.class, "level"+resLevelNumber+"_block_z", 64);
+		reportBlockSize();
 	}
 
 	public void storeIntoPrefs() {