Changeset 22744

Timestamp:

Mar 2, 2009, 12:59:04 PM (17 years ago)

Author:

Paul Price

Message:

Disable FITS compression for covariance matrices --- they are not suitable for compression.

File:

• trunk/psModules/src/camera/pmFPAWrite.c (modified) (3 diffs)

trunk/psModules/src/camera/pmFPAWrite.c

@@ -692 +692 @@
                      "Centre of covariance matrix in y", -yMinCovar);
 
+    // Turn off compression
+    psFitsCompression *compress = psFitsCompressionGet(fits); // Current compression options
+    if (!psFitsSetCompression(fits, PS_FITS_COMPRESS_NONE, NULL, 0, 0, 0)) {
+        psError(PS_ERR_UNKNOWN, false, "Unable to set FITS compression to NONE");
+        psFree(extname);
+        psFree(header);
+        psFree(images);
+        psFree(compress);
+        return false;
+    }
+
     // Write images
     if (!psFitsWriteImageCube(fits, header, images, extname)) {
@@ -699 +710 @@
         psFree(header);
         psFree(images);
+        psFitsCompressionApply(fits, compress);
+        psFree(compress);
         return 0;
     }
@@ -704 +717 @@
     psFree(header);
     psFree(images);
+
+    // Restore compression
+    if (!psFitsCompressionApply(fits, compress)) {
+        psError(PS_ERR_UNKNOWN, false, "Unable to set FITS compression to NONE");
+        psFree(compress);
+        return false;
+    }
+    psFree(compress);
 
     return true;