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Images opened in portrait (rotated 90 degrees)

2020-09-14
2020-10-08
  • Phil Crompton

    Phil Crompton - 2020-09-14

    Hi Han,

    I have just downloaded the latest version and stacked some Canon raw image files I took last night. For some reason the resulting stack is orientated in portrait, not landscape. Any reason why this might suddenly have started happening?

    Kind regards,

    Phil

     
  • han.k

    han.k - 2020-09-14

    That is weird. Maybe something in the raw to fits conversion. First the raws are converted to FITS. You should check those if they are rotated.

    I had some problems with LIBRAW, especially with a black area around the image. You can select DCRAW all in tab stack method as an alternative program. (left bottom of the menu)

    Han

     
  • Phil Crompton

    Phil Crompton - 2020-09-15

    Hi Han,

    It seems to be a DCRAW/LIBRAW thing. Opens in landscape using LIBRAW and portrait using DCRAW. DCRAW does seem to give a nicer rendered image in the view window though.

    I have attached a sample file.

    Phil

     
  • han.k

    han.k - 2020-09-15

    Yes I aslo have the impression DRAW works better. The version supplied with ASTAP is also a special modified version where some thing like exposure time are exported. So you will see it in the resulting FITS.

    I have downloaded your image and deleted from the forum to save space.

    Han

     
  • han.k

    han.k - 2020-10-08

    A user has hinted me on the -t 0 option for DCRAW. That disables the rotation. I will add this to the next version.

     
  • Phil Crompton

    Phil Crompton - 2020-10-08

    Great.

     

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