Found ximgfit at /opt/xassist/scripts/ximgfit root=/opt/xassist Trying to load Tk... Unable to load Tk (not urgent, only needed for displaying images) Could not import Tkinter Tk support not present Registered models: King FlatDisk Constant Linear Exponential FilledEllipsoid Gaussian deVaucCircular Welcome to ximgfit v1.006 Type help for instructions @fullrun_ccd6_acisf13485_pi14-548_cl_pass1_tfrozen_src1_1.ximg # Saved at Wed Feb 29 21:06:10 2012 data ../../../acisf13485/products/images/fullrun_ccd6_acisf13485_pi14-548_cl.img.gz 318 858 451 991 Reading ../../../acisf13485/products/images/fullrun_ccd6_acisf13485_pi14-548_cl.img.gz using pyfits Extracting (317:450, 857:990) Extracting subarray using numpy set plate 0.492000 psf none stat C model Constant Linear Gaussian setpar 1 0.0292312 0.00029633 0 100 -1 setpar 2 -2.26356e-05 2.10619e-05 -10 10 -1 setpar 3 4.89061e-05 1.80692e-05 -10 10 -1 setpar 4 -32.7176 6.54352 -32.7176 32.7176 -1 setpar 5 -32.7176 0.0361371 -32.7176 32.7176 -1 setpar 6 1e-06 0.00857484 1e-06 1e+07 -1 setpar 7 16.3588 1.43139 2.04485 16.3588 -1 setpar 8 16.3588 0.001 2.04485 16.3588 6 setpar 9 0 -0.01 -360 360 -1 thaw 4 thaw 5 thaw 7 thaw 9 untie 8 fit 200 0.0001 Initializing fit No new minimim found after 1 tries 4665.17 -2 0.02923 -2.264e-05 4.891e-05 -32.72 -32.72 1e-06 16.36 16.36 0 No new minimim found after 2 tries 4665.17 -1 0.02923 -2.264e-05 4.891e-05 -32.72 -32.72 1e-06 16.36 16.36 0 No new minimim found after 3 tries 4665.17 0 0.02923 -2.264e-05 4.891e-05 -32.72 -32.72 1e-06 16.36 16.36 0 No new minimim found after 4 tries 4665.17 1 0.02923 -2.264e-05 4.891e-05 -32.72 -32.72 1e-06 16.36 16.36 0 No new minimim found after 5 tries 4665.17 2 0.02923 -2.264e-05 4.891e-05 -32.72 -32.72 1e-06 16.36 16.36 0 No new minimim found after 6 tries 4665.17 3 0.02923 -2.264e-05 4.891e-05 -32.72 -32.72 1e-06 16.36 16.36 0 No new minimim found after 7 tries 4665.17 4 0.02923 -2.264e-05 4.891e-05 -32.72 -32.72 1e-06 16.36 16.36 0 No new minimim found after 8 tries 4665.17 5 0.02923 -2.264e-05 4.891e-05 -32.72 -32.72 1e-06 16.36 16.36 0 No new minimim found after 9 tries 4665.17 6 0.02923 -2.264e-05 4.891e-05 -32.72 -32.72 1e-06 16.36 16.36 0 No new minimim found after 10 tries 4665.17 7 0.02923 -2.264e-05 4.891e-05 -32.72 -32.72 1e-06 16.36 16.36 0 I might be confused, please try a new set of parameter values Last change in fit statistic = 0.0000 Initializing fit save all fullrun_ccd6_acisf13485_pi14-548_cl_pass1_src1.ximg Saving current fit data in fullrun_ccd6_acisf13485_pi14-548_cl_pass1_src1.ximg exit logs/ exists xml/ exists csv/ exists stamps/ exists Found ximgfit at /opt/xassist/scripts/ximgfit root=/opt/xassist Trying to load Tk... Unable to load Tk (not urgent, only needed for displaying images) Could not import Tkinter Tk support not present Registered models: King FlatDisk Constant Linear Exponential FilledEllipsoid Gaussian deVaucCircular Welcome to ximgfit v1.006 Type help for instructions @fullrun_ccd6_acisf13485_pi14-548_cl_pass1_tfrozen_src2_1.ximg # Saved at Wed Feb 29 21:14:57 2012 data ../../../acisf13485/products/images/fullrun_ccd6_acisf13485_pi14-548_cl.img.gz 466 1020 561 1115 Reading ../../../acisf13485/products/images/fullrun_ccd6_acisf13485_pi14-548_cl.img.gz using pyfits Extracting (465:560, 1019:1114) Extracting subarray using numpy set plate 0.492000 psf none stat C model Constant Linear Gaussian setpar 1 0.0324985 0.000367308 0 100 -1 setpar 2 1.92936e-05 3.62888e-05 -10 10 -1 setpar 3 0.000395348 4.0555e-05 -10 10 -1 setpar 4 -30.9866 6.19732 -30.9866 30.9866 -1 setpar 5 -30.9866 6.19732 -30.9866 30.9866 -1 setpar 6 1e-06 41902.1 1e-06 1e+07 -1 setpar 7 1.93666 1.35566 1.93666 15.4933 -1 setpar 8 1.93666 0.001 1.93666 15.4933 6 setpar 9 0 -0.01 -360 360 -1 thaw 4 thaw 5 thaw 7 thaw 9 untie 8 fit 200 0.0001 Initializing fit No new minimim found after 1 tries 2590.37 -2 0.0325 1.929e-05 0.0003953 -30.99 -30.99 1e-06 1.937 1.937 0 No new minimim found after 2 tries 2590.37 -1 0.0325 1.929e-05 0.0003953 -30.99 -30.99 1e-06 1.937 1.937 0 No new minimim found after 3 tries 2590.37 0 0.0325 1.929e-05 0.0003953 -30.99 -30.99 1e-06 1.937 1.937 0 No new minimim found after 4 tries 2590.37 1 0.0325 1.929e-05 0.0003953 -30.99 -30.99 1e-06 1.937 1.937 0 No new minimim found after 5 tries 2590.37 2 0.0325 1.929e-05 0.0003953 -30.99 -30.99 1e-06 1.937 1.937 0 No new minimim found after 6 tries 2590.37 3 0.0325 1.929e-05 0.0003953 -30.99 -30.99 1e-06 1.937 1.937 0 No new minimim found after 7 tries 2590.37 4 0.0325 1.929e-05 0.0003953 -30.99 -30.99 1e-06 1.937 1.937 0 No new minimim found after 8 tries 2590.37 5 0.0325 1.929e-05 0.0003953 -30.99 -30.99 1e-06 1.937 1.937 0 No new minimim found after 9 tries 2590.37 6 0.0325 1.929e-05 0.0003953 -30.99 -30.99 1e-06 1.937 1.937 0 No new minimim found after 10 tries 2590.37 7 0.0325 1.929e-05 0.0003953 -30.99 -30.99 1e-06 1.937 1.937 0 I might be confused, please try a new set of parameter values Last change in fit statistic = 0.0000 Initializing fit save all fullrun_ccd6_acisf13485_pi14-548_cl_pass1_src2.ximg Saving current fit data in fullrun_ccd6_acisf13485_pi14-548_cl_pass1_src2.ximg exit logs/ exists xml/ exists csv/ exists stamps/ exists ppmtogif is installed, stamp images will be converted to gifs Found ximgfit at /opt/xassist/scripts/ximgfit root=/opt/xassist Trying to load Tk... Unable to load Tk (not urgent, only needed for displaying images) Could not import Tkinter Tk support not present Registered models: King FlatDisk Constant Linear Exponential FilledEllipsoid Gaussian deVaucCircular Welcome to ximgfit v1.006 Type help for instructions @fullrun_ccd6_acisf13485_pi14-548_cl_pass1_tfrozen_src3_1.ximg # Saved at Wed Feb 29 21:22:16 2012 data ../../../acisf13485/products/images/fullrun_ccd6_acisf13485_pi14-548_cl.img.gz 780 769 861 850 Reading ../../../acisf13485/products/images/fullrun_ccd6_acisf13485_pi14-548_cl.img.gz using pyfits Extracting (779:860, 768:849) Extracting subarray using numpy set plate 0.492000 psf none stat C model Constant Linear Gaussian setpar 1 0.0168225 0.000656476 0 100 -1 setpar 2 0.000471621 3.68648e-05 -10 10 -1 setpar 3 6.1242e-05 3.53173e-05 -10 10 -1 setpar 4 -0.570752 0.244399 -26.5451 26.5451 -1 setpar 5 0.132247 0.216697 -26.5451 26.5451 -1 setpar 6 0.102545 0.00331429 1e-06 1e+07 -1 setpar 7 6.14779 0.199855 1.65907 13.2726 -1 setpar 8 6.14779 0.001 1.65907 13.2726 6 setpar 9 0 -0.01 -360 360 -1 thaw 4 thaw 5 thaw 7 thaw 9 untie 8 fit 200 0.0001 Initializing fit No new minimim found after 1 tries 1767.21 -2 0.01682 0.0004716 6.124e-05 -0.5708 0.1322 0.1025 6.148 6.148 0 No new minimim found after 2 tries 1767.21 -1 0.01682 0.0004716 6.124e-05 -0.5708 0.1322 0.1025 6.148 6.148 0 No new minimim found after 3 tries 1767.21 0 0.01682 0.0004716 6.124e-05 -0.5708 0.1322 0.1025 6.148 6.148 0 No new minimim found after 4 tries 1767.21 1 0.01682 0.0004716 6.124e-05 -0.5708 0.1322 0.1025 6.148 6.148 0 No new minimim found after 5 tries 1767.21 2 0.01682 0.0004716 6.124e-05 -0.5708 0.1322 0.1025 6.148 6.148 0 No new minimim found after 6 tries 1767.21 3 0.01682 0.0004716 6.124e-05 -0.5708 0.1322 0.1025 6.148 6.148 0 No new minimim found after 7 tries 1767.21 4 0.01682 0.0004716 6.124e-05 -0.5708 0.1322 0.1025 6.148 6.148 0 No new minimim found after 8 tries 1767.21 5 0.01682 0.0004716 6.124e-05 -0.5708 0.1322 0.1025 6.148 6.148 0 No new minimim found after 9 tries 1767.21 6 0.01682 0.0004716 6.124e-05 -0.5708 0.1322 0.1025 6.148 6.148 0 No new minimim found after 10 tries 1767.21 7 0.01682 0.0004716 6.124e-05 -0.5708 0.1322 0.1025 6.148 6.148 0 I might be confused, please try a new set of parameter values Last change in fit statistic = 0.0000 Initializing fit save all fullrun_ccd6_acisf13485_pi14-548_cl_pass1_src3.ximg Saving current fit data in fullrun_ccd6_acisf13485_pi14-548_cl_pass1_src3.ximg exit logs/ exists xml/ exists csv/ exists stamps/ exists Found ximgfit at /opt/xassist/scripts/ximgfit root=/opt/xassist Trying to load Tk... Unable to load Tk (not urgent, only needed for displaying images) Could not import Tkinter Tk support not present Registered models: King FlatDisk Constant Linear Exponential FilledEllipsoid Gaussian deVaucCircular Welcome to ximgfit v1.006 Type help for instructions @fullrun_ccd6_acisf13485_pi14-548_cl_pass1_tfrozen_src4_1.ximg # Saved at Wed Feb 29 21:25:22 2012 data ../../../acisf13485/products/images/fullrun_ccd6_acisf13485_pi14-548_cl.img.gz 666 1212 719 1265 Reading ../../../acisf13485/products/images/fullrun_ccd6_acisf13485_pi14-548_cl.img.gz using pyfits Extracting (665:718, 1211:1264) Extracting subarray using numpy set plate 0.492000 psf none stat C model Constant Linear Gaussian setpar 1 0.0569013 0.000881075 0 100 -1 setpar 2 5.30098e-05 0.000162614 -10 10 -1 setpar 3 0.00193055 0.000153397 -10 10 -1 setpar 4 15.1682 0.0765778 -17.3022 17.3022 -1 setpar 5 -17.2844 0.00178 -17.3022 17.3022 -1 setpar 6 227286 21308.1 1e-06 1e+07 -1 setpar 7 1.0982 0.001681 1.08139 8.65108 -1 setpar 8 1.0982 0.001 1.08139 8.65108 6 setpar 9 0 -0.01 -360 360 -1 thaw 4 thaw 5 thaw 7 thaw 9 untie 8 fit 200 0.0001 Initializing fit No new minimim found after 1 tries 1240.30 -2 0.0569 5.301e-05 0.001931 15.17 -17.28 2.273e+05 1.098 1.098 0 No new minimim found after 2 tries 1240.30 -1 0.0569 5.301e-05 0.001931 15.17 -17.28 2.273e+05 1.098 1.098 0 No new minimim found after 3 tries 1240.30 0 0.0569 5.301e-05 0.001931 15.17 -17.28 2.273e+05 1.098 1.098 0 No new minimim found after 4 tries 1240.30 1 0.0569 5.301e-05 0.001931 15.17 -17.28 2.273e+05 1.098 1.098 0 No new minimim found after 5 tries 1240.30 2 0.0569 5.301e-05 0.001931 15.17 -17.28 2.273e+05 1.098 1.098 0 No new minimim found after 6 tries 1240.30 3 0.0569 5.301e-05 0.001931 15.17 -17.28 2.273e+05 1.098 1.098 0 No new minimim found after 7 tries 1240.30 4 0.0569 5.301e-05 0.001931 15.17 -17.28 2.273e+05 1.098 1.098 0 No new minimim found after 8 tries 1240.30 5 0.0569 5.301e-05 0.001931 15.17 -17.28 2.273e+05 1.098 1.098 0 No new minimim found after 9 tries 1240.30 6 0.0569 5.301e-05 0.001931 15.17 -17.28 2.273e+05 1.098 1.098 0 No new minimim found after 10 tries 1240.30 7 0.0569 5.301e-05 0.001931 15.17 -17.28 2.273e+05 1.098 1.098 0 I might be confused, please try a new set of parameter values Last change in fit statistic = 0.0000 Initializing fit save all fullrun_ccd6_acisf13485_pi14-548_cl_pass1_src4.ximg Saving current fit data in fullrun_ccd6_acisf13485_pi14-548_cl_pass1_src4.ximg exit logs/ exists xml/ exists csv/ exists stamps/ exists ppmtogif is installed, stamp images will be converted to gifs Found ximgfit at /opt/xassist/scripts/ximgfit root=/opt/xassist Trying to load Tk... Unable to load Tk (not urgent, only needed for displaying images) Could not import Tkinter Tk support not present Registered models: King FlatDisk Constant Linear Exponential FilledEllipsoid Gaussian deVaucCircular Welcome to ximgfit v1.006 Type help for instructions @fullrun_ccd6_acisf13485_pi14-548_cl_pass1_tfrozen_src5_1.ximg # Saved at Wed Feb 29 21:27:16 2012 data ../../../acisf13485/products/images/fullrun_ccd6_acisf13485_pi14-548_cl.img.gz 837 1188 883 1234 Reading ../../../acisf13485/products/images/fullrun_ccd6_acisf13485_pi14-548_cl.img.gz using pyfits Extracting (836:882, 1187:1233) Extracting subarray using numpy set plate 0.492000 psf none stat C model Constant Linear Gaussian setpar 1 0.0443073 0.00093075 0 100 -1 setpar 2 0.000704952 0.000200661 -10 10 -1 setpar 3 -0.000566036 0.000181284 -10 10 -1 setpar 4 -14.9663 2.99326 -14.9663 14.9663 -1 setpar 5 -14.9663 2.99326 -14.9663 14.9663 -1 setpar 6 1e-06 1e+06 1e-06 1e+07 -1 setpar 7 0.935397 0.654777 0.935397 7.48317 -1 setpar 8 0.935397 0.001 0.935397 7.48317 6 setpar 9 0 -0.01 -360 360 -1 thaw 4 thaw 5 thaw 7 thaw 9 untie 8 fit 200 0.0001 Initializing fit No new minimim found after 1 tries 760.19 -2 0.04431 0.000705 -0.000566 -14.97 -14.97 1e-06 0.9354 0.9354 0 No new minimim found after 2 tries 760.19 -1 0.04431 0.000705 -0.000566 -14.97 -14.97 1e-06 0.9354 0.9354 0 No new minimim found after 3 tries 760.19 0 0.04431 0.000705 -0.000566 -14.97 -14.97 1e-06 0.9354 0.9354 0 No new minimim found after 4 tries 760.19 1 0.04431 0.000705 -0.000566 -14.97 -14.97 1e-06 0.9354 0.9354 0 No new minimim found after 5 tries 760.19 2 0.04431 0.000705 -0.000566 -14.97 -14.97 1e-06 0.9354 0.9354 0 No new minimim found after 6 tries 760.19 3 0.04431 0.000705 -0.000566 -14.97 -14.97 1e-06 0.9354 0.9354 0 No new minimim found after 7 tries 760.19 4 0.04431 0.000705 -0.000566 -14.97 -14.97 1e-06 0.9354 0.9354 0 No new minimim found after 8 tries 760.19 5 0.04431 0.000705 -0.000566 -14.97 -14.97 1e-06 0.9354 0.9354 0 No new minimim found after 9 tries 760.19 6 0.04431 0.000705 -0.000566 -14.97 -14.97 1e-06 0.9354 0.9354 0 No new minimim found after 10 tries 760.19 7 0.04431 0.000705 -0.000566 -14.97 -14.97 1e-06 0.9354 0.9354 0 I might be confused, please try a new set of parameter values Last change in fit statistic = 0.0000 Initializing fit save all fullrun_ccd6_acisf13485_pi14-548_cl_pass1_src5.ximg Saving current fit data in fullrun_ccd6_acisf13485_pi14-548_cl_pass1_src5.ximg exit logs/ exists xml/ exists csv/ exists stamps/ exists Found ximgfit at /opt/xassist/scripts/ximgfit root=/opt/xassist Trying to load Tk... Unable to load Tk (not urgent, only needed for displaying images) Could not import Tkinter Tk support not present Registered models: King FlatDisk Constant Linear Exponential FilledEllipsoid Gaussian deVaucCircular Welcome to ximgfit v1.006 Type help for instructions @fullrun_ccd6_acisf13485_pi14-548_cl_pass1_tfrozen_src6_1.ximg # Saved at Wed Feb 29 21:34:20 2012 data ../../../acisf13485/products/images/fullrun_ccd6_acisf13485_pi14-548_cl.img.gz 1040 445 1145 550 Reading ../../../acisf13485/products/images/fullrun_ccd6_acisf13485_pi14-548_cl.img.gz using pyfits Extracting (1039:1144, 444:549) Extracting subarray using numpy set plate 0.492000 psf none stat C model Constant Linear Gaussian setpar 1 0.0161413 0.000243931 0 100 -1 setpar 2 0.000104722 1.79871e-05 -10 10 -1 setpar 3 -0.000130911 1.97129e-05 -10 10 -1 setpar 4 -34.2684 6.85368 -34.2684 34.2684 -1 setpar 5 34.2684 0.0399609 -34.2684 34.2684 -1 setpar 6 1e-06 41902.1 1e-06 1e+07 -1 setpar 7 17.1342 1.49924 2.14178 17.1342 -1 setpar 8 17.1342 0.001 2.14178 17.1342 6 setpar 9 0 -0.01 -360 360 -1 thaw 4 thaw 5 thaw 7 thaw 9 untie 8 fit 200 0.0001 Initializing fit No new minimim found after 1 tries 1813.69 -2 0.01614 0.0001047 -0.0001309 -34.27 34.27 1e-06 17.13 17.13 0 No new minimim found after 2 tries 1813.69 -1 0.01614 0.0001047 -0.0001309 -34.27 34.27 1e-06 17.13 17.13 0 No new minimim found after 3 tries 1813.69 0 0.01614 0.0001047 -0.0001309 -34.27 34.27 1e-06 17.13 17.13 0 No new minimim found after 4 tries 1813.69 1 0.01614 0.0001047 -0.0001309 -34.27 34.27 1e-06 17.13 17.13 0 No new minimim found after 5 tries 1813.69 2 0.01614 0.0001047 -0.0001309 -34.27 34.27 1e-06 17.13 17.13 0 No new minimim found after 6 tries 1813.69 3 0.01614 0.0001047 -0.0001309 -34.27 34.27 1e-06 17.13 17.13 0 No new minimim found after 7 tries 1813.69 4 0.01614 0.0001047 -0.0001309 -34.27 34.27 1e-06 17.13 17.13 0 No new minimim found after 8 tries 1813.69 5 0.01614 0.0001047 -0.0001309 -34.27 34.27 1e-06 17.13 17.13 0 No new minimim found after 9 tries 1813.69 6 0.01614 0.0001047 -0.0001309 -34.27 34.27 1e-06 17.13 17.13 0 No new minimim found after 10 tries 1813.69 7 0.01614 0.0001047 -0.0001309 -34.27 34.27 1e-06 17.13 17.13 0 I might be confused, please try a new set of parameter values Last change in fit statistic = 0.0000 Initializing fit save all fullrun_ccd6_acisf13485_pi14-548_cl_pass1_src6.ximg Saving current fit data in fullrun_ccd6_acisf13485_pi14-548_cl_pass1_src6.ximg exit logs/ exists xml/ exists csv/ exists stamps/ exists ppmtogif is installed, stamp images will be converted to gifs ppmtogif is installed, stamp images will be converted to gifs Found ximgfit at /opt/xassist/scripts/ximgfit root=/opt/xassist Trying to load Tk... Unable to load Tk (not urgent, only needed for displaying images) Could not import Tkinter Tk support not present Registered models: King FlatDisk Constant Linear Exponential FilledEllipsoid Gaussian deVaucCircular Welcome to ximgfit v1.006 Type help for instructions @fullrun_ccd6_acisf13485_pi14-548_cl_pass1_tfrozen_src7_1.ximg # Saved at Wed Feb 29 21:37:43 2012 data ../../../acisf13485/products/images/fullrun_ccd6_acisf13485_pi14-548_cl.img.gz 1139 784 1206 851 Reading ../../../acisf13485/products/images/fullrun_ccd6_acisf13485_pi14-548_cl.img.gz using pyfits Extracting (1138:1205, 783:850) Extracting subarray using numpy set plate 0.492000 psf none stat C model Constant Linear Gaussian setpar 1 0.020935 0.00124928 0 100 -1 setpar 2 0.000253738 5.06676e-05 -10 10 -1 setpar 3 -0.000268962 5.30353e-05 -10 10 -1 setpar 4 -0.71003 0.434465 -21.8969 21.8969 -1 setpar 5 -1.43565 0.500317 -21.8969 21.8969 -1 setpar 6 0.0630275 0.00384068 1e-06 1e+07 -1 setpar 7 4.10642 0.218174 1.36855 10.9484 -1 setpar 8 4.10642 0.001 1.36855 10.9484 6 setpar 9 0 -0.01 -360 360 -1 thaw 4 thaw 5 thaw 7 thaw 9 untie 8 fit 200 0.0001 Initializing fit No new minimim found after 1 tries 1093.19 -2 0.02093 0.0002537 -0.000269 -0.71 -1.436 0.06303 4.106 4.106 0 No new minimim found after 2 tries 1093.19 -1 0.02093 0.0002537 -0.000269 -0.71 -1.436 0.06303 4.106 4.106 0 No new minimim found after 3 tries 1093.19 0 0.02093 0.0002537 -0.000269 -0.71 -1.436 0.06303 4.106 4.106 0 No new minimim found after 4 tries 1093.19 1 0.02093 0.0002537 -0.000269 -0.71 -1.436 0.06303 4.106 4.106 0 No new minimim found after 5 tries 1093.19 2 0.02093 0.0002537 -0.000269 -0.71 -1.436 0.06303 4.106 4.106 0 No new minimim found after 6 tries 1093.19 3 0.02093 0.0002537 -0.000269 -0.71 -1.436 0.06303 4.106 4.106 0 No new minimim found after 7 tries 1093.19 4 0.02093 0.0002537 -0.000269 -0.71 -1.436 0.06303 4.106 4.106 0 No new minimim found after 8 tries 1093.19 5 0.02093 0.0002537 -0.000269 -0.71 -1.436 0.06303 4.106 4.106 0 No new minimim found after 9 tries 1093.19 6 0.02093 0.0002537 -0.000269 -0.71 -1.436 0.06303 4.106 4.106 0 No new minimim found after 10 tries 1093.19 7 0.02093 0.0002537 -0.000269 -0.71 -1.436 0.06303 4.106 4.106 0 I might be confused, please try a new set of parameter values Last change in fit statistic = 0.0000 Initializing fit save all fullrun_ccd6_acisf13485_pi14-548_cl_pass1_src7.ximg Saving current fit data in fullrun_ccd6_acisf13485_pi14-548_cl_pass1_src7.ximg exit logs/ exists xml/ exists csv/ exists stamps/ exists ppmtogif is installed, stamp images will be converted to gifs ppmtogif is installed, stamp images will be converted to gifs ppmtogif is installed, stamp images will be converted to gifs