upgraded imagej and added explicit .convertToColorProcessor() before

casting float pixels to int[]

pom.xml

@@ -51,7 +51,8 @@
                 <groupId>net.imagej</groupId>
                 <artifactId>ij</artifactId>
 <!--                <version>1.52e</version> -->
-                <version>1.53j</version>
+<!--                <version>1.53j</version> -->
+                <version>1.54f</version>
             </dependency>
             <dependency>
                 <groupId>org.jcuda</groupId>

src/main/java/com/elphel/imagej/tileprocessor/QuadCLT.java

@@ -3630,7 +3630,7 @@ public class QuadCLT extends QuadCLTCPU {
 		float [][] texture_rgba = isMonochrome() ? (new float [][] {texture_img[0],texture_img[1]}) : (new float [][] {texture_img[0],texture_img[1],texture_img[2],texture_img[3]});
 
 		boolean toRGB = !isLwir() || colorProcParameters.lwir_pseudocolor;	
-		ImagePlus imp_texture_bgnd = linearStackToColor(
+		ImagePlus imp_texture_bgnd = linearStackToColor( // floatProcessor
 				clt_parameters,
 				colorProcParameters,
 				rgbParameters,

src/main/java/com/elphel/imagej/tileprocessor/QuadCLTCPU.java

@@ -13170,7 +13170,7 @@ public class QuadCLTCPU {
 //		  int v_margin = (int) Math.round((backdropPixels - height)/2);
 //		  int width2 =  width +  2 * h_margin;
 //		  int height2 = height + 2 * v_margin;
-		  int [] src_pixels = (int []) imp.getProcessor().getPixels();
+		  int [] src_pixels = (int []) imp.getProcessor().convertToColorProcessor().getPixels();
 		  int [] pixels = new int [out_width * out_height];
 		  int black = noalpha ? 0 :        0xff000000;
 		  int mask =  noalpha ? 0xffffff : 0xffffffff;