...

focus_seq_FLI.py

@@ -7,6 +7,10 @@
 #   This variant of the script uses Eddy Emelianov's
 #   'fli_control' executable
 #
+#   27.04.2026 (Fatkhullin T.A.)
+#   changes according to Eddy Emelianov's "ccd_capture" executable
+#   (a new age FLI hardware control software)
+#
 
 
 from OBSUTILS import focussing_app
@@ -16,20 +20,44 @@ import subprocess as sp
 import numpy as np
 import pathlib as pl
 
-
 # --- FLI-hardware related (ROBOTEL variant)
 
+# common "ccd_capture" executable commandline options
+ccd_capture_cmd_common = [
+    "ccd_capture",
+    "-VVV",
+    "--plugin",
+    "libdevfli.so",
+    "-r",
+    "/tmp/10micron.fitsheader",
+    "-r",
+    "/tmp/telescope.fitsheader",
+    "-r",
+    "/tmp/dome.fitsheader",
+]
+
 
 def init_seq(seq_kwds):
-    # replace extension since Eddy's 'fli_control' adds hardcoded '.fit'
+    # # replace extension since Eddy's 'fli_control' adds hardcoded '.fit'
-    pt = pl.Path(seq_kwds["root_filename"]).with_suffix(".fit")
+    # pt = pl.Path(seq_kwds["root_filename"]).with_suffix(".fit")
+    # seq_kwds["root_filename"] = str(pt)
+
+    pt = pl.Path(seq_kwds["root_filename"])
+    if not len(pt.suffix):
+        pt.with_suffix(".fits")
         seq_kwds["root_filename"] = str(pt)
 
     #
+    # search for existing files
+    # and compute start index of focus file
     #
 
     foc_files = list(
-        pt.absolute().parent.glob("{}_[0-9][0-9][0-9][0-9].fit".format(pt.stem))
+        # 27.04.2026
+        pt.absolute().parent.glob(
+            "{}_[0-9][0-9][0-9][0-9]{}".format(pt.stem, pt.suffix)
+        )
+        # pt.absolute().parent.glob("{}_[0-9][0-9][0-9][0-9].fit".format(pt.stem))
     )
 
     seq_kwds["start_idx"] = 1
@@ -51,7 +79,12 @@ def set_focus(foc_val):
         print("INVALID FLI-FOCUSER VALUE! IT MUST BE NON-NEGATIVE VALUE!")
         return -1
 
-    cmd = ["fli_control", "-g", str(int(foc_val))]
+    # cmd = ["fli_control", "-g", str(int(foc_val))]
+
+    # 27.04.2026
+    # cmd = ["ccd_capture", "-VVV", "--plugin", "libdevfli.so", "-r", "/tmp/10micron.fitsheader", "-r", "/tmp/telescope.fitsheader", "-r", "/tmp/dome.fitsheader", "-g", str(foc_val)]
+    cmd = ccd_capture_cmd_common + ["-g", str(foc_val)]
+
     ret = sp.run(cmd, stdout=sp.PIPE, stderr=sp.PIPE)
     return ret.returncode
 
@@ -61,19 +94,22 @@ def get_image(filename, exp_time):
     # Eddy's 'fli_control' related stub:
     #     filename is expected in form 'rootname_DDDD.ext'
     #     convert it to 'rootname'
-    #
 
-    fname = str(filename).split("_")
+    # fname = str(filename).split("_")
-    fname = fname[0]
+    # fname = fname[0]
 
-    cmd = [
+    # cmd = [
-        "fli_control",
+    #     "fli_control",
-        "-r",
+    #     "-r",
-        "/tmp/10micron.fitsheader",
+    #     "/tmp/10micron.fitsheader",
-        "-x",
+    #     "-x",
-        "{:d}".format(int(np.round(exp_time * 1000))),  # to microseconds
+    #     "{:d}".format(int(np.round(exp_time * 1000))),  # to microseconds
-        fname,
+    #     fname,
-    ]
+    # ]
+
+    # 27.04.2026
+    # cmd = ["ccd_capture", "-VVV", "--plugin", "libdevfli.so", "-r", "/tmp/10micron.fitsheader", "-r", "/tmp/telescope.fitsheader", "-r", "/tmp/dome.fitsheader", "-x", str(exp_time), "-o", filename]
+    cmd = ccd_capture_cmd_common + ["-x", str(exp_time), "-o", filename]
 
     ret = sp.run(cmd, stdout=sp.PIPE, stderr=sp.PIPE)
     return ret.returncode
@@ -82,7 +118,9 @@ def get_image(filename, exp_time):
 if __name__ == "__main__":
     parser = ap.ArgumentParser(
         prog="{}".format(pl.Path(sys.argv[0]).name),
-        description="FLI CCD and focuser hardware: focussing sequence implementation. It is assumed that 'fli_control' software is installed in the OS.",
+        # 27.04.2026
+        description="FLI CCD and focuser hardware: focussing sequence implementation. It is assumed that 'ccd_capture' software is installed in the OS.",
+        # description="FLI CCD and focuser hardware: focussing sequence implementation. It is assumed that 'fli_control' software is installed in the OS.",
     )
 
     ret = focussing_app(parser, init_seq, set_focus, get_image)