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Tcl Conference 2006 \L69 Objectives JControlling IIDC compliant IEEE1394(Firewire) video cameras in variety of environment Variety of objectives: surveillance, robotics, video-conference, etc. Variety of feature set in cameras Multiple cameras Convert raw digital data to color images No perfect conversion algorithm Dependence of performance on various conditionsWz " )  " 0 " Wz)P  Role of Tcl/TkdFast and easy building of customized design for both the camera control and raw-to-color conversion  deIEEE1394 and IIDCIEEE1394 (Firewire by Apple, i.Link by Sony) Strength over USB Guaranteed bandwidth Full peer-to-peer communication Fast (IEEE1394b 800 M bps, 3.2G bps) IIDC (DCAM) No data compression in contract to consumer cam coders / " i "  8 " /h    7  ,  7Related Work of Controlling IIDC IEEE1394 video cameras88Coriander for Linux Open source software by the author of libdc1394 Commercial products Foundation for all the applications libraw1394, libdc1394 @29  $Our Tcl Extension for Camera Control%%Initialization commands ::dc1394::initialize ::dc1394::listcameras ::dc1394::caminfo Control commands ::dc1394::save ::dc1394::startprocessing ::dc1394::haltprocessing ::dc1394::feature ::dc1394::callback>ZIZZlZ   Example Code  namespace eval ::dc1394 { set format 0 set mode 320x240_YUV422 set framerate 30 set camera_list [listcameras] :# Assume at least one camera exists initialize $camera $format $mode $framerate },b C   V  Raw-to-Color converterColor filter before photo sensor array RGB Bayer filter Need for raw-to-color converter Guessing the other primary colors at each sensor element6:": 'Related Work of Raw-to-Color Conversion((rDCRaw Foundation of many other open source software UFRaw GUI extension of DCRaw Plenty of Commercial Products@0s61  Tcl ImplementationBProvides widely used algorithms Bilinear interpolation Cubic convolution interpolation Smooth hue transition interpolation Nearest neighbor replication Provides component procedures for building new custom algorithms by the user Gradient computation procedures Gaussian convolution Laplacian of Gaussian convolution etc. n x " N] "  xM]  !Contribution to the TCL Community""Tcl-based IIDC IEEE1394 camera controllers Fast and easy building of customized application Tcl-based raw-to-color converter Widely used algorithms plus great customizability with variety of component algorithms available as Tcl commands X,P2P%PrPPP6^Z 0` fff33` 3KI3ff` 33ff` /p` 3%*3|` Jy3fff3f` 3ff3̙` 33ff33` DDyq3f` ̙3n` w3ff` }ff>?" dd@,?nKd@ P nA@F`d n?" dd@   @@``PR"   @ ` `2p>> ~ v  (    6C #" ``  C @*   6C #" `` ` C B* (T X  "X  NpCd#" `P 20  6Cd#" `U 00  S  C"UY *  c $* H  0޽h ? }ff80___PPT10. 07  Pixel  90 _ W  (  bT   "  TDlNd #"   20  c $tjN "9)e  00b e  # "e   S x"ie  00  S 舋"9) 00  S "0 00   S ,qN"?e  00   S tN") 00   S xN"?G 00   S p{N"oG 00   S ~N"9G 00  S HN"iA 00  S N"A? 00  6N #" `` ` N >*   6N #" ``  N @*   6N #" `` ` N B*   0N "P   N T Click to edit Master title style! !  0N " P  N W#Click to edit Master subtitle style$ $H  0޽h ? }ff80___PPT10. 07B:0aN0  *(  x  c $NP   N r  S `N P  N H  0޽h ? 3380___PPT10.3 90aN0 @0(  x  c $R  `   x  c $S `p  H  0޽h ? 33___PPT10i.`,+D=' = @B +$ 90 $(  r  S d`  `   r  S ppp@  T___PPT92N &0___PPT10 <4!d!d"? %ZTcl Extension for IEEE1394(Firewire) Video Cameras and Raw-to-Color Image Conversion  [XX[Akifumi Kobashi Henry M. Gunn High School Palo Alto, California U.S.A. Tcl Conference 2006 \L69 Objectives KControlling IIDC compliant IEEE1394(Firewire) video cameras in variety of environment Variety of objectives: surveillance, robotics, video-conference, etc. Variety of feature sets in cameras Multiple cameras Convert raw digital data to color images No perfect conversion algorithm Dependence of performance on various conditionsW{ " )  " 0 " W{)P  Role of Tcl/TkdFast and easy building of customized design for both the camera control and raw-to-color conversion  deIEEE1394 and IIDCIEEE1394 (Firewire by Apple, i.Link by Sony) Strengths over USB Guarenteed bandwidth Full peer-to-peer communication Fast (IEEE1394b 800Mbps, 3.2Gbps) IIDC (DCAM) No data compression in contract to consumer cam coders / " W "  8 " /V    7  >   7Related Work of Controlling IIDC IEEE1394 video cameras88Coriander for Linux Open source software by the author of libdc1394 Commercial products Foundation for all the applications libraw1394 libdc1394 090:    $Our Tcl Extension for Camera Control%%Initialization commands ::dc1394::initialize ::dc1394::listcameras ::dc1394::caminfo Control commands ::dc1394::save ::dc1394::startprocessing ::dc1394::haltprocessing ::dc1394::feature ::dc1394::callback>ZIZZlZ   Example Code  namespace eval ::dc1394 { set format 0 set mode 320x240_YUV422 set framerate 30 set camera_list [listcameras] :# Assume at least one camera exists initialize $camera $format $mode $framerate },b C   V  Raw-to-Color converterColor filter before photo sensor array RGB Bayer filter Need for raw-to-color converter Guessing the other primary colors at each sensor element6:": 'Related Work of Raw-to-Color Conversion((rDCRaw Foundation of many other open source software UFRaw GUI extension of DCRaw Plenty of Commercial Productsx0161  Tcl ImplementationBProvides widely used algorithms Bilinear interpolation Cubic convolution interpolation Smooth hue transition interpolation Nearest neighbor replication Provides component procedures for building new custom algorithms by the user Gradient computation procedures Gaussian convolution Laplacian of Gaussian convolution etc. ~ yM\@n?" dd@  @@`` TTH   21    5   21     ?2$Gʧ;[D w$2$$3_dݷZ 0AA@89:+g4YdYd 0>ppp@  T___PPT92N &0___PPT10 <4!d!d"? %hZTcl Extension for IEEE1394(Firewire) Video Cameras and Raw-to-Color Image Conversion  [XX[Akifumi Kobashi Henry M. Gunn High School Palo Alto, California U.S.A. Tcl Conference 2006 \L69 Objectives KControlling IIDC compliant IEEE1394(Firewire) video cameras in variety of environment Variety of objectives: surveillance, robotics, video-conference, etc. Variety of feature sets in cameras Multiple cameras Convert raw digital data to color images No perfect conversion algorithm Dependence of performance on various conditionsW{ " )  " 0 " W{)P  Role of Tcl/TkdFast and easy building of customized design for both the camera control and raw-to-color conversion  deIEEE1394 and IIDCIEEE1394 (Firewire by Apple, i.Link by Sony) Strengths over USB Guarenteed bandwidth Full peer-to-peer communication Fast (IEEE1394b 800Mbps, 3.2Gbps) IIDC (DCAM) No data compression in contract to consumer cam coders / " W "  8 " /V    7  >   7Related Work of Controlling IIDC IEEE1394 video cameras88Coriander for Linux Open source software by the author of libdc1394 Commercial products Foundation for all the applications libraw1394 libdc1394 f29    $Our   !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~Tcl Extension for Camera Control%%Initialization commands ::dc1394::initialize ::dc1394::listcameras ::dc1394::caminfo Control commands ::dc1394::save ::dc1394::startprocessing ::dc1394::haltprocessing ::dc1394::feature ::dc1394::callback>ZIZZlZ   Example Code  namespace eval ::dc1394 { set format 0 set mode 320x240_YUV422 set framerate 30 set camera_list [listcameras] :# Assume at least one camera exists initialize $camera $format $mode $framerate },b C   V  Raw-to-Color converterPowerPoint Document(UDocumentSummaryInformation8 0 DWingdingsRoman0ܳܳ 00DArial Blackman0ܳܳ 0"@DCourierackman0ܳܳ 0 1  @n?" dd@  @@`` TTH   21    5   21     ?2$Gʧ;[D w$2$$3_dݷZ 0AA@89:+g4YdYd 0>ppp@  T0___PPT10 ___PPT92N &<4!d!d"? %ZTcl Extension for IEEE1394(Firewire) Video CamColor filter before photo sensor array RGB Bayer filter Need for raw-to-color converter Guessing the other primary colors at each sensor element6:": 'Related Work of Raw-to-Color Conversion((rDCRaw Foundation of many other open source software UFRaw GUI extension of DCRaw Plenty of Commercial Products@0s61  Tcl ImplementationAProvides widely used algorithms Bilinear interpolation Cubic convolution interpolation Smooth hue transition interpolation Nearest neighbor replication Provides component procedures for building new custom algorithms by the user Gradient computation procedures Gaussian convolution Laplacian of Gaussian convolution etc. ~ xM\ "  wM5(>    !Contribution to the TCL Community""Tcl-based IIDC IEEE1394 camera controllers Fast and easy building of customized application Tcl-based raw-to-color converter Widely used algorithms plus great customizability with variety of component algorithms available as Tcl commands X,P2P%PrPPP6^rV pUs|(  / 0|DArial0Գ(0ܳܳ 0"DTimes  "  xM5(>    !Contribution to the TCL Community""Tcl-based IIDC IEEE1394 camera controllers Fast and easy building of customized application Tcl-based raw-to-color converter Widely used algorithms plus great customizability with variety of component algorithms available as Tcl commands j,P1P%PrPPP,16]rEs p!sɐ(  / 0|DArial0Գ0ܳܳ 0"DTimes New Roman0ܳܳ 0 DWingdingsRoman0ܳܳ 00DArial Blackman0ܳܳ 0"@DCourierackman0ܳܳ 0 1  @n?" dd@  @@`` TTH   21    5   21     ?2$Gʧ;[D w$2$$3_dݷZ 0AA@89:+g4YdYd 0>ppp@  T___PPT92N &0___PPT10 <4!d!d"? %ZTcl Extension for IEEE1394(Firewire) Video Cameras and Raw-to-Color Image Conversion  [XX[Akifumi Kobashi Henry M. Gunn High School Palo Alto, California U.S.A. Tcl Conference 2006 \L69 Objectives MControlling IIDC compliant IEEE1394(Firewire) video cameras in a variety of environments Variety of objectives: surveillance, robotics, video-conference, etc. Variety of feature sets in cameras Multiple cameras Convert raw digital data to color images No perfect conversion algorithm Dependence of performance on various conditions\Z{ )P Z{)P  Role of Tcl/TkdFast and easy building of customized design for both the camera control and raw-to-color conversion  deIEEE1394 and IIDCIEEE1394 (Firewire by Apple, i.Link by Sony) Strengths over USB Guaranteed bandwidth Full peer-to-peer communication Fast (IEEE1394b 800Mbps, 3.2Gbps) Strengths over USB Guaranteed bandwidth IIDC (DCAM) No data compression in contract to consumer cam coders /X 8 " /C    6  ,  7Related Work of Controlling IIDC IEEE1394 video cameras88Coriander for Linux Open source software by the author of libdc1394 Commercial products Foundation for all the open-source applications libraw1394 libdc1394 0E0F    $Our Tcl Extension for Camera Control%%Initialization commands ::dc1394::initialize ::dc1394::listcameras ::dc1394::caminfo Control commands ::dc1394::save ::dc1394::startprocessing ::dc1394::haltprocessing ::dc1394::feature ::dc1394::callback>ZIZZlZ   Example Code  namespace eval ::dc1394 { set format 0 set mode 320x240_YUV422 set framerate 30 set camera_list [listcameras] :# Assume at least one camera exists initialize $camera $format $mode $framerate },b C   V  Raw-to-Color converterColor filter before photo sensor array RGB Bayer filter Need for raw-to-color converter Guessing the other primary colors at each sensor element*:[ 'Related Work of Raw-to-Color Conversion((pDCRaw Foundation of many other open source software UFRaw GUI extension of DCRaw Plenty of Commercial Productsp..60  Tcl ImplementationBProvides widely used algorithms Bilinear interpolation Cubic convolution interpolation Smooth hue transition interpolation Nearest neighbor replication Provides component procedures for building new custom algorithms by the user Gradient computation procedures Gaussian convolution Laplacian of Gaussian convolution etc. p yM\ "  yM5(>    !Contribution to the TCL Community""Tcl-based IIDC IEEE1394 camera controllers Fast and easy building of customized application Tcl-based raw-to-color converter Widely used algorithms plus great customizability with variety of component algorithms available as Tcl commands ,P1P&PqPP*1 qZ\ $ 9 @$(  @r @ S   `   r @ S 4 `  H @ 0޽h ? }ff80___PPT10.0rpِڰh(  / 0|DArial0Գ W 0ܳܳ 0"DTimes New Roman0ܳܳRoot EntrydO)@XPictureslCurrent User"SummaryInformation(@ _zz՜.+,0l    On-screen ShowUWsf j ArialTimes New Roman Wingdings Arial BlackCourierPixel[Tcl Extension for IEEE1394(Firewire) eras and Raw-to-Color Image Conversion  [XX[Akifumi Kobashi Henry M. Gunn High School Palo Alto, California U.S.A. Tcl Conference 2006 \L69 Objectives MControlling IIDC compliant IEEE1394(Firewire) video cameras in a variety of environments Variety of objectives: surveillance, robotics, video-conference, etc. Variety of feature sets in cameras Multiple cameras Convert raw digital data to color images No perfect conversion algorithm Dependence of performance on various conditions\Z{ )P Z{)P  Role of Tcl/TkdFast and easy building of customized design for both the camera control and raw-to-color conversion  deIEEE1394 and IIDCIEEE1394 (Firewire by Apple, i.Link by Sony) Strengths over USB Guaranteed bandwidth Full peer-to-peer communication Fast (IEEE1394b 800Mbps, 3.2Gbps) IIDC (DCAM) No data compression in contrast to consumer camcorders/X 7/C              ,  7Related Work of Controlling IIDC IEEE1394 video cameras88Coriander for Linux Open source software by the author of libdc1394 Commercial products Foundation for all the open-source applications libraw1394 libdc1394 p0E0F  $Our Tcl Extension for Camera Control%%Initialization commands ::dc1394::initialize ::dc1394::listcameras ::dc1394::caminfo Control commands ::dc1394::save ::dc1394::startprocessing ::dc1394::haltprocessing ::dc1394::feature ::dc1394::callback>ZIZZlZ   Example Code  namespace eval ::dc1394 { set format 0 set mode 320x240_YUV422 set framerate 30 set camera_list [listcameras] :# Assume at least one camera exists initialize $camera $format $mode $framerate },b C   V  Raw-to-Color converterColor filter before photo sensor array RGB Bayer filter Need for raw-to-color converter Guessing the other primary colors at each sensor element*:[ 'Related Work of Raw-to-Color Conversion((pDCRaw Foundation of many other open source software UFRaw GUI extension of DCRaw Plenty of Commercial Productsp..60  Tcl ImplementationBProvides widely used algorithms Bilinear interpolation Cubic convolution interpolation Smooth hue transition interpolation Nearest neighbor replication Provides component procedures for building new custom algorithms by the user Gradient computation procedures Gaussian convolution Laplacian of Gaussian convolution etc. p yM\ "  yM5(>    !Contribution to the TCL Community""Tcl-based IIDC IEEE1394 camera controllers Fast and easy building of customized application Tcl-based raw-to-color converter Widely used algorithms plus great customizability with variety of component algorithms available as Tcl commands ,P1P&PqPP*1 qZ\ rpRoot EntrydO)OPictureslCurrent User*SummaryInformation(@ "_ oCarol Lynn՜.+,0l    On-screen ShowUWsf j ArialTimes New Roman Wingdings Arial BlackCourierPixel[Tcl Extension for IEEE1394(Firewire)