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focus_seq_FLI.py: rewrite for using ccd_capture

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Timur A. Fatkhullin
2026-04-27 18:09:52 +03:00
parent 66c10e2f31
commit 8a783405bb
1 changed files with 39 additions and 17 deletions
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56
focus_seq_FLI.py
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@@ -7,6 +7,10 @@
# This variant of the script uses Eddy Emelianov's # This variant of the script uses Eddy Emelianov's
# 'fli_control' executable # '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 from OBSUTILS import focussing_app
@@ -21,15 +25,24 @@ import pathlib as pl
def init_seq(seq_kwds): 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) # 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( 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 seq_kwds["start_idx"] = 1
@@ -51,7 +64,11 @@ def set_focus(foc_val):
print("INVALID FLI-FOCUSER VALUE! IT MUST BE NON-NEGATIVE VALUE!") print("INVALID FLI-FOCUSER VALUE! IT MUST BE NON-NEGATIVE VALUE!")
return -1 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)]
ret = sp.run(cmd, stdout=sp.PIPE, stderr=sp.PIPE) ret = sp.run(cmd, stdout=sp.PIPE, stderr=sp.PIPE)
return ret.returncode return ret.returncode
@@ -61,20 +78,23 @@ def get_image(filename, exp_time):
# Eddy's 'fli_control' related stub: # Eddy's 'fli_control' related stub:
# filename is expected in form 'rootname_DDDD.ext' # filename is expected in form 'rootname_DDDD.ext'
# convert it to 'rootname' # 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]
ret = sp.run(cmd, stdout=sp.PIPE, stderr=sp.PIPE) ret = sp.run(cmd, stdout=sp.PIPE, stderr=sp.PIPE)
return ret.returncode return ret.returncode
@@ -82,7 +102,9 @@ def get_image(filename, exp_time):
if __name__ == "__main__": if __name__ == "__main__":
parser = ap.ArgumentParser( parser = ap.ArgumentParser(
prog="{}".format(pl.Path(sys.argv[0]).name), 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) ret = focussing_app(parser, init_seq, set_focus, get_image)