Changeset 41953 for branches/eam_branches/ipp-20211108

Timestamp:

Dec 2, 2021, 3:56:43 PM (5 years ago)

Author:

eugene

Message:

add STK_UNIONS_COMP and _RAW, EXP_UNIONS to fitstyles

File:

• branches/eam_branches/ipp-20211108/ippconfig/recipes/fitstypes.mdc (modified) (2 diffs)

branches/eam_branches/ipp-20211108/ippconfig/recipes/fitstypes.mdc

@@ -129 +129 @@
 END
 
-# Compressed log flux image for stacks.
-UNIONS_STACK     METADATA
-        BITPIX          S32     16
-        SCALING         STR     ASINH_RANGE
-        BSCALE          F32     0.00061 # 2^15 ~ 100M DN
-        BZERO           F32     0.0     # symmetric about 0.0 DN
-        BOFFSET         F32     0.0     # symmetric about 0.0 DN
-        BSOFTEN         F32     1.0     # bend the curve at 1 DN
-        COMPRESSION     STR     RICE
-        TILE.X          S32     0
-        TILE.Y          S32     1
-        TILE.Z          S32     1
-        NOISE           S32     8
-END
-
 # Compressed exposure image
+# NOTE: only allows exposure times up to 6553.6 seconds
+# (too small for UNIONS and other deep stacks)
 EXP     METADATA
         BITPIX          S32     16
@@ -161 +148 @@
 END
 
+# Deep Compressed log flux image for stacks.
+# allows real images values up to 10^8 DN
+STK_UNIONS_RAW     METADATA
+        BITPIX          S32     -32
+        SCALING         STR     MANUAL
+        BSCALE          F32     1.0
+        BZERO           F32     0.0
+        COMPRESSION     STR     NONE
+        TILE.X          S32     0
+        TILE.Y          S32     1
+        TILE.Z          S32     1
+        NOISE           S32     8
+END
+
+STK_UNIONS_COMP     METADATA
+        BITPIX          S32     16
+        SCALING         STR     ASINH_MANUAL
+        BSCALE          F32     0.00061 # 2^15 ~ 100M DN
+        BZERO           F32     0.0     # symmetric about 0.0 DN
+        BOFFSET         F32     0.0     # symmetric about 0.0 DN
+        BSOFTEN         F32     1.0     # bend the curve at 1 DN
+        COMPRESSION     STR     RICE
+        TILE.X          S32     0
+        TILE.Y          S32     1
+        TILE.Z          S32     1
+        NOISE           S32     8
+END
+
+# Deep compressed exposure image
+# NOTE: only allows exposure times up to 65536 seconds
+# (OK for UNIONS but not MD deep stacks)
+EXP_UNIONS METADATA
+        BITPIX          S32     16
+        SCALING         STR     MANUAL
+        FUZZ            BOOL    FALSE
+        # Note: TRUE = BZERO + BSCALE * DISK
+        BSCALE          F32     1       # Disk is stored as 1/10th sec
+        BZERO           F32     32768   # Store unsigned zero as zero
+        # switch to NONE to work around ticket 1411
+        #COMPRESSION    STR     NONE
+        COMPRESSION     STR     GZIP
+        TILE.X          S32     0
+        TILE.Y          S32     1
+        TILE.Z          S32     1
+        NOISE           S32     8
+END
+
 # Compressed number image
 EXPNUM  METADATA