GEGL Development

• Thread Index

• Re: Scanline processing in a GeglOperation
  • From: Øyvind Kolås
• Scanline processing in a GeglOperation
  • From: Hans Petter Jansson
• Re: BABL path vs. reference fish
  • From: Øyvind Kolås
• Re: BABL path vs. reference fish
  • From: Jan Heller
• Re: BABL path vs. reference fish
  • From: Øyvind Kolås
• BABL path vs. reference fish
  • From: Jan Heller
• Re: BABL fishing patch
  • From: Øyvind Kolås
• BABL fishing patch
  • From: Jan Heller
• BABL fish path patch
  • From: Jan Heller
• Re: BABL list API patch
  • From: Øyvind Kolås
• BABL list API patch
  • From: Jan Heller
• Re: BABL constructors speedup patch
  • From: Sven Neumann
• Re: BABL constructors speedup patch
  • From: Jan Heller
• Re: BABL constructors speedup patch
  • From: Sven Neumann
• BABL constructors speedup patch
  • From: Jan Heller
• Re: Hi, need any help?
  • From: Martin Nordholts
• Re: Hi, need any help?
  • From: Jan Heller
• Re: Hi, need any help?
  • From: Jan Heller
• Re: Hi, need any help?
  • From: Sven Neumann
• Re: Hi, need any help?
  • From: Martin Nordholts
• Re: Hi, need any help?
  • From: Jan Heller
• Re: Hi, need any help?
  • From: Martin Nordholts
• Hi, need any help?
  • From: Jan Heller
• Re: GEGL 0.0.16 on mac OS X
  • From: Ettore Pasquini
• GEGL 0.0.16 on mac OS X
  • From: M Gagnon
• GEGL-0.0.16
  • From: Øyvind Kolås
• Re: Build problems on OS X
  • From: Øyvind Kolås
• Re: Build problems on OS X
  • From: Ettore Pasquini
• Re: article about gegl
  • From: Øyvind Kolås
• Re: Build problems on OS X
  • From: Ettore Pasquini
• Re: Build problems on OS X
  • From: Øyvind Kolås
• Re: Build problems on OS X
  • From: Øyvind Kolås
• Build problems on OS X
  • From: Ettore Pasquini
• article about gegl
  • From: Valent Turkovic
• Re: improve crop, add final image size
  • From: Øyvind Kolås
• improve crop, add final image size
  • From: Matevž Jekovec
• Fw: [CinCVS] [Announce] First Open Video Developer meeting ((ex-)Cinelerra3)
  • From: IL'dar AKHmetgaleev
• Re: Split Result?
  • From: Øyvind Kolås
• Re: Split Result?
  • From: Ferran Basora
• Re: Split Result?
  • From: Kevin Cozens
• Split Result?
  • From: Ferran Basora
• Re: GEGL doubts
  • From: Øyvind Kolås
• Re: GEGL doubts
  • From: Jesper de Jong
• Re: GEGL doubts
  • From: Hubert Figuiere
• GEGL doubts
  • From: Ferran Basora
• Re: Gegl questions
  • From: Øyvind Kolås
• Re: Gegl questions
  • From: Patrik Östman
• Compiling GEGL on Win32 Msys/MinGW
  • From: John Marshall
• Re: Gegl questions
  • From: Øyvind Kolås
• Gegl questions
  • From: Patrik Östman
• Re: GEGL 0.0.14
  • From: Étienne Bersac
• GEGL 0.0.14
  • From: Øyvind Kolås
• GEGL is now being developed under LGPLv3+
  • From: Øyvind Kolås
• Re: im ready to help, but where?
  • From: Martin Nordholts
• Re: im ready to help, but where?
  • From: Étienne Bersac
• im ready to help, but where?
  • From: Stefan Nilsson
• Re: Performance of GEGL
  • From: Øyvind Kolås
• Performance of GEGL
  • From: Lavergne Thomas
• Re: chanting and threading
  • From: Øyvind Kolås
• Re: New image format
  • From: Øyvind Kolås
• New image format
  • From: Brian Olsen
• chanting and threading
  • From: Barry Loo
• Re: [Gimp-developer] PyGEGL instant crash
  • From: David Gowers
• Re: Shortcoming in API or behavior of gegl_node_blit and gegl_buffer_get
  • From: Øyvind Kolås
• Re: Shortcoming in API or behavior of gegl_node_blit and gegl_buffer_get
  • From: Martin Nordholts
• Re: Shortcoming in API or behavior of gegl_node_blit and gegl_buffer_get
  • From: Øyvind Kolås
• Re: stretch-contrast crash, Fourier transform, some questions.
  • From: Øyvind Kolås
• Shortcoming in API or behavior of gegl_node_blit and gegl_buffer_get
  • From: Øyvind Kolås
• stretch-contrast crash, Fourier transform, some questions.
  • From: Håkon
• Re: PyGEGL instant crash
  • From: David Gowers
• PyGEGL instant crash
  • From: David Gowers
• Several patches
  • From: Mark Probst
• Re: Float/Curve patch
  • From: Øyvind Kolås
• Float/Curve patch
  • From: Mark Probst
• Re: Curve - Second Iteration
  • From: Øyvind Kolås
• Re: Curve - Second Iteration
  • From: hendrik
• Curve - Second Iteration
  • From: Mark Probst
• Floating Point IO
  • From: Mark Probst
• Re: Curve - Second Iteration
  • From: Øyvind Kolås
• Re: Curve - Second Iteration
  • From: Mark Probst
• Fix save-buffer eating memory
  • From: Étienne Bersac
• Re: OCRopus and Gegl
  • From: Øyvind Kolås
• OCRopus and Gegl
  • From: Étienne Bersac
• Re: Curve - First iteration
  • From: Øyvind Kolås
• Re: Curve - First iteration
  • From: Mark Probst
• Re: Curve - First iteration
  • From: Mark Probst
• Re: Curve - First iteration
  • From: Øyvind Kolås
• Re: Curve - First iteration
  • From: Mark Probst
• Re: Curve - First iteration
  • From: Øyvind Kolås
• Curve - First iteration
  • From: Mark Probst
• CMYK and GEGL
  • From: Øyvind Kolås
• Re: Operations that I require
  • From: Øyvind Kolås
• Re: Operations that I require
  • From: Mark Probst
• Re: Operations that I require
  • From: Mark Probst
• Re: Operations that I require
  • From: Mark Probst
• Re: Operations that I require
  • From: Øyvind Kolås
• Re: Operations that I require
  • From: Øyvind Kolås
• Re: Operations that I require
  • From: Mark Probst
• Re: Operations that I require
  • From: Mark Probst
• Re: Operations that I require
  • From: Sven Neumann
• Re: Operations that I require
  • From: Øyvind Kolås
• Re: Operations that I require
  • From: Mark Probst
• Re: Operations that I require
  • From: Øyvind Kolås
• Re: Gegl# issues
  • From: Øyvind Kolås
• Operations that I require
  • From: Mark Probst
• Gegl# issues
  • From: Mark Probst
• Build problems with GEGL
  • From: Brandon Miles
• Re: Compiling operations located outside the gegl root
  • From: Øyvind Kolås
• Compiling operations located outside the gegl root
  • From: Michael Robinson
• A Study on Free/Open Source Software Defect Management
  • From: Anu Gupta DCSA
• Deskew
  • From: Étienne Bersac
• Deskew
  • From: Karl Chen
• Re: Segmentation Fault at initial run
  • From: Øyvind Kolås
• Re: Segmentation Fault at initial run
  • From: Øyvind Kolås
• Segmentation Fault at initial run
  • From: Kerem Kat
• Gimp plus K-3D on Google Summer of Code
  • From: Joaquín Duo
• A Survey on Defect Management Practices in Free/Open Source Software
  • From: Anu Gupta DCSA
• Re: Tiles Buffer and Pyramids question
  • From: Øyvind Kolås
• Tiles Buffer and Pyramids question
  • From: geert . jordaens
• ffmpeg based video input/output nodes.
  • From: Øyvind Kolås
• GEGL jpeg problem under win32
  • From: John Marshall
• GEGL 0.0.12
  • From: Øyvind Kolås
• Re: Move parse/to_xml to GeglNode?
  • From: Øyvind Kolås
• Move parse/to_xml to GeglNode?
  • From: Gabriel Burt
• GEGL on Microsoft Windows
  • From: Michael Schumacher
• gegl-sharp bindings
  • From: Gabriel Burt
• Re: (no subject)
  • From: Øyvind Kolås
• Re: Problems installing gegl
  • From: Øyvind Kolås
• Problems installing gegl
  • From: cazaciuc gabriel
• (no subject)
  • From: cazaciuc gabriel
• Re: how far along
  • From: Sven Neumann
• how far along
  • From: Mathew Yeates
• HSV, HSL, CIE Luv, CIE Lch etc.
  • From: Øyvind Kolås
• Re: New to GEGL, and HSL plugin
  • From: Øyvind Kolås
• Re: New to GEGL, and HSL plugin
  • From: Øyvind Kolås
• Re: New to GEGL, and HSL plugin
  • From: Sven Neumann
• Re: New to GEGL, and HSL plugin
  • From: Øyvind Kolås
• New to GEGL, and HSL plugin
  • From: Andrew Pendleton
• Re: Core Features
  • From: Øyvind Kolås
• Core Features
  • From: Konstantin N.Kozlov
• GEGL 0.0.10 released
  • From: Øyvind Kolås
• GEGL 0.0.8 released
  • From: Øyvind Kolås
• Re: Managed bindings
  • From: George Talusan
• Re: Managed bindings
  • From: Gabriel Burt
• Re: Public GEGL API Reference
  • From: Øyvind Kolås
• Re: Public GEGL API Reference
  • From: Martin Nordholts
• Re: Public GEGL API Reference
  • From: Øyvind Kolås
• Re: Public GEGL API Reference
  • From: Håkon
• Public GEGL API Reference
  • From: Øyvind Kolås
• Re: Little GUI thought
  • From: Øyvind Kolås
• Little GUI thought
  • From: Piotr Stopniak
• Building babl on Windows - Extensions problem
  • From: Michael Schumacher
• Re: GEGL 0.0.6
  • From: Øyvind Kolås
• GEGL 0.0.6
  • From: Øyvind Kolås
• De/composition?
  • From: David Gowers
• Re: API renaming due to merging of GeglGraph and GeglNode
  • From: Martin Nordholts
• API renaming due to merging of GeglGraph and GeglNode
  • From: Øyvind Kolås
• Re: gegl-0.0.4 seg fault
  • From: Øyvind Kolås
• 0.0.4 brokenness
  • From: Øyvind Kolås
• Re: gegl-0.0.4 seg fault
  • From: Ben Green
• Re: gegl-0.0.4 seg fault
  • From: Martin Nordholts
• gegl-0.0.4 seg fault
  • From: Carlos
• GEGL 0.0.4 released
  • From: Øyvind Kolås
• Re: DAGs make users' eyes cross
  • From: Piotr Stopniak
• Re: DAGs make users' eyes cross
  • From: hendrik
• Re: DAGs make users' eyes cross
  • From: Piotr Stopniak
• Re: Review of public GEGL API
  • From: hendrik
• Re: Review of public GEGL API
  • From: Øyvind Kolås
• Re: Review of public GEGL API
  • From: Nathan Summers
• Re: Review of public GEGL API
  • From: Øyvind Kolås
• Re: Review of public GEGL API
  • From: Martin Nordholts
• Re: Review of public GEGL API
  • From: Martin Nordholts
• Re: Review of public GEGL API
  • From: Martin Nordholts
• Re: Review of public GEGL API
  • From: Øyvind Kolås
• Re: Review of public GEGL API
  • From: Martin Nordholts
• Re: Review of public GEGL API
  • From: Øyvind Kolås
• Re: Review of public GEGL API
  • From: Øyvind Kolås
• Review of public GEGL API
  • From: Martin Nordholts
• Review of public GEGL API
  • From: Øyvind Kolås
• Question abt compling GIMP
  • From: howard chen
• Re: A GEGL Tile Interface
  • From: Øyvind Kolås
• Re: CLAMP marco is defined in which file?
  • From: howard chen
• Re: CLAMP marco is defined in which file?
  • From: Sven Neumann
• Re: CLAMP marco is defined in which file?
  • From: Michael Natterer
• CLAMP marco is defined in which file?
  • From: howard chen
• A GEGL Tile Interface
  • From: Martin Nordholts
• ANN: Crucible 1.7 release
  • From: Bryce Harrington
• Re: RE: Managed bindings
  • From: George Talusan
• Re: RE: Managed bindings
  • From: Øyvind Kolås
• RE: Managed bindings
  • From: George Talusan
• Re: GEGL conventions
  • From: Øyvind Kolås
• GEGL conventions
  • From: reasamp
• Re: Re: DAGs make users' eyes cross
  • From: Øyvind Kolås
• Re: Platform support and caching
  • From: Sven Neumann
• Re: Re: DAGs make users' eyes cross
  • From: Shea McCombs
• Re: Platform support and caching
  • From: Øyvind Kolås
• Platform support and caching
  • From: Rasmus Bonnedal
• Re: Introduction
  • From: reasamp
• RE: Introduction
  • From: Martin Nordholts
• Introduction
  • From: reasamp
• Re: Re: DAGs make users' eyes cross
  • From: Piotr Stanczyk
• Re: Proposition : GeglInterpolator
  • From: Geert Jordaens
• Re: DAGs make users' eyes cross
  • From: Daniel Rogers
• Re: Proposition : GeglInterpolator
  • From: Øyvind Kolås
• Re: DAGs make users' eyes cross
  • From: Øyvind Kolås
• Re: DAGs make users' eyes cross
  • From: neota
• Re: Re: DAGs make users' eyes cross
  • From: Daniel Rogers
• Re: DAGs make users' eyes cross
  • From: Ken Bateman
• Re: Proposition : GeglInterpolator
  • From: Daniel Rogers
• Re: DAGs make users' eyes cross
  • From: hendrik
• Re: DAGs make users' eyes cross
  • From: Shea McCombs
• DAGs make users' eyes cross
  • From: Ken Bateman
• Re: Proposition : GeglInterpolator
  • From: Øyvind Kolås
• Re: Proposition : GeglInterpolator
  • From: geert . jordaens
• Re: Proposition : GeglInterpolator
  • From: Øyvind Kolås
• Re: Proposition : GeglInterpolator
  • From: geert . jordaens
• Re: Proposition : GeglInterpolator
  • From: Øyvind Kolås
• Re: Proposition : GeglInterpolator
  • From: Øyvind Kolås
• Re: Proposition : GeglInterpolator
  • From: Geert Jordaens
• Re: Proposition : GeglInterpolator
  • From: Daniel Rogers
• Re: Proposition : GeglInterpolator
  • From: Øyvind Kolås
• Re: Proposition : GeglInterpolator
  • From: Daniel Rogers
• Brush
  • From: Prokop Hapala
• Re: Proposition : GeglInterpolator
  • From: Øyvind Kolås
• Re: Proposition : GeglInterpolator
  • From: Geert Jordaens
• Re: Proposition : GeglInterpolator
  • From: Daniel Rogers
• Proposition : GeglInterpolator
  • From: Geert Jordaens
• Re: Managed bindings
  • From: Øyvind Kolås
• Managed bindings
  • From: Gabriel Burt
• Operations, dependencies and directory layout.
  • From: Øyvind Kolås
• Re: Filters to be programmed.
  • From: Geert Jordaens
• Crucible test results for gegl and babl
  • From: Bryce Harrington
• Filters to be programmed.
  • From: Øyvind Kolås
• Operation API reworked.
  • From: Øyvind Kolås
• Bug in the patch.
  • From: Victor Bogado da Silva Lins
• "class" to "operation" diff.
  • From: Victor Bogado
• Re: node creation API
  • From: Øyvind Kolås
• Re: node creation API
  • From: Øyvind Kolås
• node creation API
  • From: Victor Bogado
• babl-0.0.4 released
  • From: Øyvind Kolås
• Re: vector graphics
  • From: Øyvind Kolås
• vector graphics
  • From: hendrik
• gegl ops
  • From: hendrik
• pygegl, it worked...
  • From: Victor Bogado da Silva Lins
• Problems with babl, solved.
  • From: Victor Bogado
• Problem when loading babl extensions
  • From: Victor Bogado da Silva Lins
• Re: Python bindings.
  • From: Øyvind Kolås
• Python bindings.
  • From: Victor Bogado da Silva Lins
• Re: Colorspace conversion?
  • From: Øyvind Kolås
• Colorspace conversion?
  • From: neota
• Re: gegl ops CVS
  • From: Øyvind Kolås
• Re: gegl ops CVS
  • From: Joao S. O. Bueno Calligaris
• Re: gegl ops CVS
  • From: Cody Russell
• Composing buffers with zero dimensions
  • From: Richard Kralovic
• Composing buffers with zero dimensions (again)
  • From: Richard Kralovic
• GEGL ops imported into CVS
  • From: Øyvind Kolås
• Re: gegl ops CVS
  • From: Øyvind Kolås
• Re: gegl ops CVS
  • From: Øyvind Kolås
• Re: gegl ops CVS
  • From: Øyvind Kolås
• Re: gegl ops CVS
  • From: Sven Neumann
• Re: gegl ops CVS
  • From: Øyvind Kolås
• Re: gegl ops CVS
  • From: Sven Neumann
• Re: gegl's make doesn't find babl
  • From: Florent Monnier
• RE: gegl's make doesn't find babl
  • From: Martin Nordholts
• Re: gegl ops CVS
  • From: Cody Russell
• gegl's make doesn't find babl
  • From: Florent Monnier
• Re: gegl ops CVS
  • From: Florent Monnier
• gegl ops CVS
  • From: Cody Russell
• New GEGL webpages (was: would like to help)
  • From: Øyvind Kolås
• Re: would like to help
  • From: Florent Monnier
• Re: gegl-demo & region of interest
  • From: Øyvind Kolås
• gegl-demo & region of interest
  • From: Richard Kralovic
• Re: would like to help
  • From: Sven Neumann
• Re: would like to help
  • From: Florent Monnier (aka Blue Prawn)
• Re: would like to help
  • From: Øyvind Kolås
• would like to help
  • From: Florian Rivoal
• Re: GEGL testbed
  • From: Fredrik Alstromer
• Re: GEGL testbed
  • From: Fredrik Alstromer
• Re: autogen, then no configure
  • From: Eric Grivel
• Re: autogen, then no configure
  • From: Florent Monnier
• Re: GEGL testbed
  • From: Eric Grivel
• Re: GEGL testbed
  • From: Philip Lafleur
• Re: GEGL testbed
  • From: Eric Grivel
• Re: GEGL testbed
  • From: Eric Grivel
• Re: GEGL testbed
  • From: Øyvind Kolås
• Re: autogen, then no configure
  • From: Øyvind Kolås
• Re: autogen, then no configure
  • From: Florent Monnier
• Re: autogen, then no configure
  • From: Florent Monnier
• Re: GEGL testbed
  • From: Eric Grivel
• Re: GEGL testbed
  • From: Eric Grivel
• Re: GEGL testbed
  • From: Øyvind Kolås
• Re: GEGL testbed
  • From: Eric Grivel
• Re: GEGL testbed
  • From: neota
• Re: GEGL testbed
  • From: Øyvind Kolås
• babl updated
  • From: Øyvind Kolås
• Re: GEGL testbed
  • From: Øyvind Kolås
• Re: GEGL testbed
  • From: neota
• Re: GEGL testbed
  • From: neota
• Re: GEGL testbed
  • From: Øyvind Kolås
• Re: Re: GEGL testbed
  • From: Øyvind Kolås
• Re: GEGL testbed
  • From: neota
• Re: GEGL testbed
  • From: Øyvind Kolås
• Re: autogen, then no configure
  • From: Øyvind Kolås
• autogen, then no configure
  • From: Florent Monnier
• Re: GEGL testbed
  • From: Florent Monnier
• GEGL testbed
  • From: Øyvind Kolås
• Presentation at LibreGraphicsMeeting 2006, in Lyon
  • From: Øyvind Kolås
• Re: Why C and why CVS?
  • From: Michael Schumacher
• Re: Why C and why CVS?
  • From: Frédéric
• Re: Why C and why CVS?
  • From: Michael Schumacher
• Re: Why C and why CVS?
  • From: Alexandre Prokoudine
• Re: Why C and why CVS?
  • From: Øyvind Kolås
• Re: Why C and why CVS?
  • From: Martin Nordholts
• Re: Why C and why CVS?
  • From: Alexandre Prokoudine
• Why C and why CVS?
  • From: Martin Nordholts
• Re: Start hacking GEGL
  • From: Øyvind Kolås
• Start hacking GEGL
  • From: Leonardo Giordani
• Re: More basic questions
  • From: Øyvind Kolås
• More basic questions
  • From: Todd Relyea
• Re: GEGL Developers
  • From: Eric Grivel
• Re: Gegl web site
  • From: Sven Neumann
• Re: Gegl web site
  • From: Sven Neumann
• Re: Gegl web site
  • From: Todd Relyea
• Re: ./configure fatal warning
  • From: Sven Neumann
• Re: ./configure fatal warning
  • From: Sven Neumann
• Re: error: 'GeglOp' undeclared
  • From: Sven Neumann
• Re: ./configure fatal warning
  • From: Florent Monnier
• Re: error: 'GeglOp' undeclared
  • From: Florent Monnier
• Re: error: 'GeglOp' undeclared
  • From: Sven Neumann
• Re: GEGL Developers
  • From: Michael Schumacher
• Re: GEGL Developers
  • From: Florent Monnier
• Re: GEGL Developers
  • From: Eric Grivel
• error: 'GeglOp' undeclared
  • From: Florent Monnier
• Re: Gegl web site
  • From: Sven Neumann
• Re: Gegl web site
  • From: Florent Monnier
• Re: make check
  • From: Sven Neumann
• Re: Gegl web site
  • From: Sven Neumann
• Re: Gegl web site
  • From: Florent Monnier
• Re: wrong email webmaster@xxxxxxxx
  • From: Michael Schumacher
• Re: make check
  • From: Florent Monnier
• Re: wrong email webmaster@xxxxxxxx
  • From: Florent Monnier
• Re: GEGL Developers
  • From: Sven Neumann
• GEGL Developers
  • From: Eric Grivel
• Re: wrong email webmaster@xxxxxxxx
  • From: Sven Neumann
• Re: Gegl web site
  • From: Sven Neumann
• Re: make check
  • From: Sven Neumann
• Gegl web site
  • From: Florent Monnier
• Re: make check
  • From: Florent Monnier
• Re: getting started
  • From: Sven Neumann
• Re: compile example 1
  • From: Sven Neumann
• Re: Gegl web site
  • From: Sven Neumann
• Re: make check
  • From: Sven Neumann
• Re: compile example 1
  • From: Florent Monnier
• howto compile with Gegl
  • From: Florent Monnier
• Re: compile example 1
  • From: Nathan Summers
• compile example 1
  • From: Florent Monnier
• getting started
  • From: Florent Monnier
• make check
  • From: Florent Monnier
• Gegl web site
  • From: Todd Relyea
• exemples
  • From: Blue Prawn
• dag vs classic api
  • From: Florent Monnier
• Re: intro
  • From: Florent Monnier
• Re: intro
  • From: Sven Neumann
• intro
  • From: Florent Monnier
• [Gegl-developer] GEGL_PROPERTY_TYPE
  • From: geert jordaens
• Re: [Gegl-developer] Gegl code clean-up
  • From: geert jordaens
• Re: [Gegl-developer] Gegl code clean-up
  • From: Michael Natterer
• Re: [Gegl-developer] Gegl code clean-up
  • From: geert jordaens
• Re: [Gegl-developer] Gegl code clean-up
  • From: Sven Neumann
• [Gegl-developer] Gegl code clean-up
  • From: geert jordaens
• Re: [Gegl-developer] The GUADEC meeting
  • From: Jakub Friedl (lists)
• [Gegl-developer] The GUADEC meeting
  • From: Sven Neumann
• Re: [Gegl-developer] good luck on upcoming work
  • From: Leon Brooks
• [Gegl-developer] good luck on upcoming work
  • From: Calvin Willliamson
• [Gegl-developer] Re: [Gimp-developer] 48 Bit Tiff for the Gimp
  • From: Joao S. O. Bueno Calligaris
• [Gegl-developer] What can a dogsbody do to speed GEGL along?
  • From: Leon Brooks
• Re: [Gegl-developer] Re: [Gimp-developer] GEGL development/gimp integration
  • From: Dave Neary
• [Gegl-developer] Re: [Gimp-developer] GEGL development/gimp integration
  • From: Sven Neumann
• [Gegl-developer] Re: [Gimp-developer] GEGL development/gimp integration
  • From: Sven Neumann
• [Gegl-developer] Re: [Gimp-developer] GEGL development/gimp integration
  • From: Øyvind Kolås
• [Gegl-developer] GEGL development/gimp integration
  • From: Øyvind Kolås
• [Gegl-developer] Talkings about the road ahead.
  • From: Joao S. O. Bueno Calligaris
• [Gegl-developer] Re: [Gimp-developer] A way to do 16 bits?
  • From: David Neary
• [Gegl-developer] possible integration strategy with gimp
  • From: Øyvind Kolås
• [Gegl-developer] Re: [Gimp-developer] comparing gimp speed
  • From: David Neary
• [Gegl-developer] Spam to bugs@xxxxxxxx
  • From: Joao S. O. Bueno Calligaris
• [Gegl-developer] gggl, oxide and bauxite autotooled
  • From: Øyvind Kolås
• Re: [Gegl-developer] code generation / multiple sample types
  • From: Calvin Williamson
• Re: [Gegl-developer] terminology / naming conventions
  • From: Øyvind Kolås
• Re: [Gegl-developer] code generation / multiple sample types
  • From: Øyvind Kolås
• Re: [Gegl-developer] terminology / naming conventions
  • From: Øyvind Kolås
• Re: [Gegl-developer] terminology / naming conventions
  • From: Daniel Rogers
• Re: [Gegl-developer] terminology / naming conventions
  • From: Calvin Williamson
• Re: [Gegl-developer] terminology / naming conventions
  • From: Øyvind Kolås
• [Gegl-developer] terminology / naming conventions
  • From: Øyvind Kolås
• [Gegl-developer] Making pixel processing color model agnostic
  • From: Øyvind Kolås
• Re: [Gegl-developer] Tile sizes...
  • From: Øyvind Kolås
• Re: [Gegl-developer] Tile sizes...
  • From: Daniel Rogers
• Re: [Gegl-developer] Tile sizes...
  • From: Sven Neumann
• [Gegl-developer] Tile sizes...
  • From: Joao S. O. Bueno Calligaris
• Re: [Gegl-developer] New developer interested in helping out
  • From: Sven Neumann
• Re: [Gegl-developer] New developer interested in helping out
  • From: Manish Singh
• Re: [Gegl-developer] New developer interested in helping out
  • From: Daniel Rogers
• Re: [Gegl-developer] disliking the GObject system
  • From: Øyvind Kolås
• Re: [Gegl-developer] New developer interested in helping out
  • From: Colin Bennett
• Re: [Gegl-developer] New developer interested in helping out
  • From: Daniel Rogers
• Re: [Gegl-developer] New developer interested in helping out
  • From: Sven Neumann
• [Gegl-developer] New developer interested in helping out
  • From: Colin Bennett
• [Gegl-developer] Re: [Gimp-developer] New feature inquiry.
  • From: Øyvind Kolås
• Re: [Gegl-developer] no messages
  • From: rob steed
• Re: [Gegl-developer] no messages
  • From: Dave Neary
• [Gegl-developer] no messages
  • From: rob steed
• Re: [Gegl-developer] Re: [Gimp-developer] more GIMP foundation stuff
  • From: Dave Neary
• Re: [Gegl-developer] Re: [Gimp-developer] more GIMP foundation stuff
  • From: Daniel Rogers
• [Gegl-developer] bylaws discussion part 1: objectives
  • From: Daniel Rogers
• [Gegl-developer] Re: Re: more GIMP foundation stuff
  • From: Daniel Rogers
• Re: [Gegl-developer] Re: [Gimp-developer] more GIMP foundation stuff
  • From: Kelly Martin
• Re: [Gegl-developer] Re: [Gimp-developer] more GIMP foundation stuff
  • From: Michael Schumacher
• [Gegl-developer] Re: [Gimp-developer] more GIMP foundation stuff
  • From: David Neary
• [Gegl-developer] Re: [Gimp-developer] more GIMP foundation stuff
  • From: Daniel Rogers
• [Gegl-developer] more GIMP foundation stuff
  • From: Daniel Rogers
• [Gegl-developer] Appearance
  • From: Daniel Rogers
• Fwd: Re: Image Combination Engine - was Re: [Gegl-developer] test
  • From: Joao S. O. Bueno
• [Gegl-developer] New gegl-caching stuff committed.
  • From: Daniel Rogers
• Re: [Gegl-developer] Re: gegl unit tests failures
  • From: Daniel Rogers
• [Gegl-developer] new cvs tag NEW_CACHING
  • From: Daniel Rogers
• [Gegl-developer] Re: gegl unit tests failures
  • From: Daniel Rogers
• Re: Image Combination Engine - was Re: [Gegl-developer] test
  • From: David Neary
• Image Combination Engine - was Re: [Gegl-developer] test
  • From: Joao S. O. Bueno
• Re: [Gegl-developer] test
  • From: Henrik Brix Andersen
• [Gegl-developer] test
  • From: Daniel Rogers
• Re: [Gegl-developer] The Gegl webpage
  • From: Calvin Williamson
• [Gegl-developer] The Gegl webpage
  • From: Daniel Rogers
• [Gegl-developer] During the recent discussion
  • From: Daniel Rogers
• [Gegl-developer] Gegl Bugzilla
  • From: Daniel Rogers
• Re: [Gegl-developer] Terminology, Summary
  • From: Øyvind Kolås
• Re: [Gegl-developer] Path to the GIMP
  • From: Daniel Rogers
• Re: [Gegl-developer] Path to the GIMP
  • From: Dave Neary
• Re: [Gegl-developer] Path to the GIMP
  • From: Calvin Williamson
• Re: [Gegl-developer] Path to the GIMP
  • From: Calvin Williamson
• Re: [Gegl-developer] Terminology
  • From: Daniel Rogers
• Re: [Gegl-developer] Path to the GIMP
  • From: Daniel Rogers
• Re: [Gegl-developer] Terminology
  • From: Calvin Williamson
• Re: [Gegl-developer] Path to the GIMP
  • From: Calvin Williamson
• [Gegl-developer] Terminology
  • From: Øyvind Kolås
• Re: [Gegl-developer] Path to the GIMP
  • From: Daniel Rogers
• Re: [Gegl-developer] Path to the GIMP
  • From: Øyvind Kolås
• Re: [Gegl-developer] Path to the GIMP
  • From: Daniel Rogers
• Re: [Gegl-developer] Path to the GIMP
  • From: Daniel Rogers
• Re: [Gegl-developer] Path to the GIMP
  • From: Øyvind Kolås
• Re: [Gegl-developer] Path to the GIMP
  • From: Daniel Rogers
• Re: [Gegl-developer] Path to the GIMP
  • From: Daniel Rogers
• Re: [Gegl-developer] Path to the GIMP
  • From: Daniel Rogers
• Re: [Gegl-developer] Path to the GIMP
  • From: Øyvind Kolås
• Re: [Gegl-developer] Path to the GIMP
  • From: Calvin Williamson
• Re: [Gegl-developer] Path to the GIMP
  • From: Øyvind Kolås
• Re: [Gegl-developer] Path to the GIMP
  • From: Calvin Williamson
• Re: [Gegl-developer] Path to the GIMP
  • From: Daniel Rogers
• Re: [Gegl-developer] Path to the GIMP
  • From: Calvin Williamson
• Re: [Gegl-developer] Path to the GIMP
  • From: Daniel Rogers
• Re: [Gegl-developer] Path to the GIMP
  • From: Daniel Rogers
• Re: [Gegl-developer] Path to the GIMP
  • From: Daniel Rogers
• Re: [Gegl-developer] Path to the GIMP
  • From: Calvin Williamson
• Re: [Gegl-developer] Path to the GIMP
  • From: Sven Neumann
• Re: [Gegl-developer] Path to the GIMP
  • From: Daniel Rogers
• Re: [Gegl-developer] Path to the GIMP
  • From: Øyvind Kolås
• Re: [Gegl-developer] Path to the GIMP
  • From: Calvin Williamson
• [Gegl-developer] Path to the GIMP
  • From: David Neary
• Re: [Gegl-developer] status of gegl/image
  • From: Sven Neumann
• Re: [Gegl-developer] status of gegl/image
  • From: Manish Singh
• Re: [Gegl-developer] status of gegl/image
  • From: Daniel Rogers
• Re: [Gegl-developer] status of gegl/image
  • From: Manish Singh
• Re: [Gegl-developer] status of gegl/image
  • From: Manish Singh
• Re: [Gegl-developer] status of gegl/image
  • From: Daniel Rogers
• Re: [Gegl-developer] status of gegl/image
  • From: Daniel Rogers
• Re: [Gegl-developer] status of gegl/image
  • From: Calvin Williamson
• [Gegl-developer] status of gegl/image
  • From: Daniel Rogers
• Re: [Gegl-developer] Re: [Gimp-developer] GEGL in GIMP
  • From: David Neary
• Re: [Gegl-developer] Re: [Gimp-developer] GEGL in GIMP
  • From: Sven Neumann
• Re: [Gegl-developer] Re: [Gimp-developer] GEGL in GIMP
  • From: Dave Neary
• Re: [Gegl-developer] Re: [Gimp-developer] GEGL in GIMP
  • From: Manish Singh
• Re: [Gegl-developer] Re: [Gimp-developer] GEGL in GIMP
  • From: Manish Singh
• Re: [Gegl-developer] Re: [Gimp-developer] GEGL in GIMP
  • From: Dave Neary
• Re: [Gegl-developer] Re: [Gimp-developer] GEGL in GIMP
  • From: Dave Neary
• Re: [Gegl-developer] Re: [Gimp-developer] GEGL in GIMP
  • From: Manish Singh
• Re: [Gegl-developer] Re: [Gimp-developer] GEGL in GIMP
  • From: Sven Neumann
• Re: [Gegl-developer] Re: [Gimp-developer] GEGL in GIMP
  • From: David Neary
• [Gegl-developer] Re: [Gimp-developer] Dependency version changes (was: GEGL in GIMP)
  • From: Sven Neumann
• [Gegl-developer] Re: [Gimp-developer] GEGL in GIMP
  • From: Sven Neumann
• [Gegl-developer] Re: [Gimp-developer] GEGL in GIMP
  • From: Dave Neary
• [Gegl-developer] Re: [Gimp-developer] Dependency version changes (was: GEGL in GIMP)
  • From: Dave Neary
• [Gegl-developer] old image related files gone now
  • From: Calvin Williamson
• [Gegl-developer] duplicate files in image and gegl
  • From: Calvin Williamson
• Re: [Gegl-developer] updating to new image
  • From: Daniel Rogers
• [Gegl-developer] updating to new image
  • From: Calvin Williamson
• [Gegl-developer] Re: [Gimp-developer] GEGL in GIMP (was: Friends of GNOME)
  • From: Sven Neumann
• [Gegl-developer] Re: [Gimp-developer] GEGL in GIMP (was: Friends of GNOME)
  • From: David Neary
• Re: [Gegl-developer] low-hanging fruit: as such
  • From: Daniel Rogers
• Re: [Gegl-developer] low-hanging fruit: as such
  • From: Daniel Rogers
• Re: [Gegl-developer] About copyright notices
  • From: Daniel Rogers
• Re: [Gegl-developer] low-hanging fruit: as such
  • From: Calvin Williamson
• Re: [Gegl-developer] About copyright notices
  • From: Calvin Williamson
• Re: [Gegl-developer] low-hanging fruit: as such
  • From: Calvin Williamson
• [Gegl-developer] About copyright notices
  • From: Daniel Rogers
• Re: [Gegl-developer] how well suited is gegl for realtime graphics
  • From: Daniel Rogers
• Re: [Gegl-developer] how well suited is gegl for realtime graphics
  • From: Øyvind Kolås
• [Gegl-developer] how well suited is gegl for realtime graphics
  • From: Jelle Herold
• Re: [Gegl-developer] low-hanging fruit: as such
  • From: Jelle Herold
• Re: [Gegl-developer] low-hanging fruit: as such
  • From: Daniel Rogers
• Re: [Gegl-developer] low-hanging fruit: as such
  • From: Daniel Rogers
• Re: [Gegl-developer] low-hanging fruit: as such
  • From: Sven Neumann
• Re: [Gegl-developer] low-hanging fruit: as such
  • From: Manish Singh
• [Gegl-developer] low-hanging fruit: as such
  • From: Daniel Rogers
• Re: [Gegl-developer] gegl/image api's
  • From: Calvin Williamson
• Re: [Gegl-developer] gegl/image api's
  • From: Daniel Rogers
• Re: [Gegl-developer] gegl/image api's
  • From: Calvin Williamson
• Re: [Gegl-developer] gegl/image api's
  • From: Calvin Williamson
• [Gegl-developer] gegl/image api's
  • From: Daniel Rogers
• [Gegl-developer] pupus by Adam
  • From: David Neary
• Re: [Gegl-developer] GPL and copyright notices
  • From: Calvin Williamson
• [Gegl-developer] GPL and copyright notices
  • From: Daniel Rogers
• Re: [Gegl-developer] broken makefiles
  • From: Calvin Williamson
• Re: [Gegl-developer] broken makefiles
  • From: Sven Neumann
• Re: [Gegl-developer] broken makefiles
  • From: Jelle Herold
• Re: [Gegl-developer] broken makefiles
  • From: Daniel Rogers
• [Gegl-developer] broken makefiles
  • From: Daniel Rogers
• [Gegl-developer] Re: checked in for your work
  • From: Calvin Williamson
• Re: [Gegl-developer] Re: checked in for your work
  • From: Sven Neumann
• [Gegl-developer] Re: checked in for your work
  • From: Daniel Rogers
• [Gegl-developer] Re: checked in for your work
  • From: Daniel Rogers
• [Gegl-developer] checkins since gimpcon
  • From: Calvin Williamson
• [Gegl-developer] Re: updates from gimpcon
  • From: Calvin Williamson
• [Gegl-developer] updates from gimpcon
  • From: Calvin Williamson
• [Gegl-developer] status of GimpTent preparations
  • From: Sven Neumann
• Re: [Gegl-developer] new inventions in square wheels
  • From: Daniel Rogers
• [Gegl-developer] new inventions in square wheels
  • From: Øyvind Kolås
• [Gegl-developer] Last call for GIMP Developers Conference 2003
  • From: Sven Neumann
• [Gegl-developer] GIMP Developers Conference 2003
  • From: Sven Neumann
• Re: [Gegl-developer] Test
  • From: Sven Neumann
• [Gegl-developer] Test
  • From: Sven Neumann
• [Gegl-developer] GIMP Developers Conference 2003
  • From: Sven Neumann
• [Gegl-developer] GIMP Developers Conference 2003
  • From: Sven Neumann
• [Gegl-developer] update on what I am working on
  • From: Daniel Rogers
• Re: [Gegl-developer] generalized data inputs and outputs
  • From: Daniel Rogers
• Re: [Gegl-developer] generalized data inputs and outputs
  • From: Calvin Williamson
• Re: [Gegl-developer] generalized data inputs and outputs
  • From: Daniel Rogers
• Re: [Gegl-developer] Re: patch still coming ...
  • From: Daniel Rogers
• Re: [Gegl-developer] gegl node and gegl data trees
  • From: Daniel Rogers
• Re: [Gegl-developer] gegl node and gegl data trees
  • From: Calvin Williamson
• Re: [Gegl-developer] Re: patch still coming ...
  • From: Calvin Williamson
• Re: [Gegl-developer] Re: patch still coming ...
  • From: Calvin Williamson
• [Gegl-developer] gegl node and gegl data trees
  • From: Daniel Rogers
• Re: [Gegl-developer] Re: patch still coming ...
  • From: Sven Neumann
• [Gegl-developer] Re: patch still coming ...
  • From: Daniel Rogers
• Re: [Gegl-developer] data_inputs/outputs in GeglOp instead of GeglNode
  • From: Calvin Williamson
• Re: [Gegl-developer] question about gegl-node
  • From: Calvin Williamson
• [Gegl-developer] data_inputs/outputs in GeglOp instead of GeglNode
  • From: Daniel Rogers
• [Gegl-developer] question about gegl-node
  • From: Daniel Rogers
• Re: [Gegl-developer] pre-multiplied alpha and other optimizations
  • From: Calvin Williamson
• Re: [Gegl-developer] gegl scanline functions
  • From: Calvin Williamson
• [Gegl-developer] gegl scanline functions
  • From: Daniel Rogers
• Re: [Gegl-developer] pre-multiplied alpha and other optimizations
  • From: Daniel Rogers
• Re: [Gegl-developer] pre-multiplied alpha and other optimizations
  • From: Jay Cox
• [Gegl-developer] pre-multiplied alpha and other optimizations
  • From: Daniel Rogers
• Re: [Gegl-developer] my design notes on the class list
  • From: Sven Neumann
• Re: [Gegl-developer] use of the const modifier
  • From: Daniel Rogers
• Re: [Gegl-developer] my design notes on the class list
  • From: Daniel Rogers
• [Gegl-developer] GIMP Developers Conference 2003
  • From: Sven Neumann
• Re: [Gegl-developer] my design notes on the class list
  • From: Sven Neumann
• Re: [Gegl-developer] my design notes on the class list
  • From: Sven Neumann
• Re: [Gegl-developer] use of the const modifier
  • From: Manish Singh
• [Gegl-developer] use of the const modifier
  • From: Daniel Rogers
• [Gegl-developer] memory management
  • From: Daniel Rogers
• Re: [Gegl-developer] my design notes on the class list
  • From: Daniel Rogers
• Re: [Gegl-developer] starting working on converting process functions
  • From: Calvin Williamson
• Re: [Gegl-developer] a hard decsion
  • From: Calvin Williamson
• [Gegl-developer] starting working on converting process functions
  • From: Daniel Rogers
• Re: [Gegl-developer] my design notes on the class list
  • From: Daniel Rogers
• Re: [Gegl-developer] a hard decsion
  • From: Daniel Rogers
• Re: [Gegl-developer] a hard decsion
  • From: Calvin Williamson
• Re: [Gegl-developer] my design notes on the class list
  • From: Calvin Williamson
• Re: [Gegl-developer] my design notes on the class list
  • From: Calvin Williamson
• [Gegl-developer] Image meta data
  • From: Daniel Rogers
• Re: [Gegl-developer] a hard decsion
  • From: Daniel Rogers
• Re: [Gegl-developer] my design notes on the class list
  • From: Daniel Rogers
• Re: [Gegl-developer] my design notes on the class list
  • From: Daniel Rogers
• Re: [Gegl-developer] my design notes on the class list
  • From: Sven Neumann
• Re: [Gegl-developer] my design notes on the class list
  • From: Calvin Williamson
• Re: [Gegl-developer] partial implementation of the change to gegl_scanline_processor
  • From: Calvin Williamson
• [Gegl-developer] a hard decsion
  • From: Daniel Rogers
• Re: [Gegl-developer] my design notes on the class list
  • From: Daniel Rogers
• Re: [Gegl-developer] partial implementation of the change to gegl_scanline_processor
  • From: Daniel Rogers
• Re: [Gegl-developer] my design notes on the class list
  • From: Calvin Williamson
• Re: [Gegl-developer] partial implementation of the change to gegl_scanline_processor
  • From: Calvin Williamson
• [Gegl-developer] partial implementation of the change to gegl_scanline_processor
  • From: Daniel Rogers
• [Gegl-developer] A reasonable roadmap
  • From: Daniel Rogers
• Re: [Gegl-developer] my design notes on the class list
  • From: Daniel Rogers
• Re: [Gegl-developer] Color space ideas
  • From: Daniel Rogers
• Re: [Gegl-developer] my design notes on the class list
  • From: Calvin Williamson
• Re: [Gegl-developer] Color space ideas
  • From: Calvin Williamson
• Re: [Gegl-developer] my design notes on the class list
  • From: Daniel Rogers
• Re: [Gegl-developer] Color space ideas
  • From: Daniel Rogers
• Re: [Gegl-developer] Color space ideas
  • From: Calvin Williamson
• Re: [Gegl-developer] my design notes on the class list
  • From: Calvin Williamson
• Re: [Gegl-developer] Where I am
  • From: Daniel Rogers
• Re: [Gegl-developer] Where I am
  • From: Calvin Williamson
• [Gegl-developer] Re: [Gimp-developer] caching considerations in gegl
  • From: Daniel Rogers
• [Gegl-developer] Re: [Gimp-developer] caching considerations in gegl
  • From: Adam D. Moss
• [Gegl-developer] Color space ideas
  • From: Daniel Rogers
• [Gegl-developer] damn it
  • From: Daniel Rogers
• [Gegl-developer] Re: [Gimp-developer] caching considerations in gegl
  • From: Sven Neumann
• Re: [Gegl-developer] my design notes on the class list
  • From: Daniel Rogers
• Re: [Gegl-developer] Where I am
  • From: Daniel Rogers
• Re: [Gegl-developer] my design notes on the class list
  • From: Calvin Williamson
• Re: [Gegl-developer] Where I am
  • From: Calvin Williamson
• [Gegl-developer] my design notes on the class list
  • From: Daniel Rogers
• [Gegl-developer] please approve my post
  • From: Daniel Rogers
• [Gegl-developer] Where I am
  • From: Daniel Rogers
• Re: [Gegl-developer] another reference
  • From: Daniel Rogers
• [Gegl-developer] another reference
  • From: Daniel Rogers
• [Gegl-developer] caching considerations in gegl
  • From: Daniel Rogers
• Re: [Gegl-developer] uh oh
  • From: Manish Singh
• [Gegl-developer] uh oh
  • From: Daniel Rogers
• Re: [Gegl-developer] blend ops
  • From: Calvin Williamson
• Re: [Gegl-developer] questions about the rect in ImageIterator and ImageData
  • From: Calvin Williamson
• [Gegl-developer] blend ops
  • From: Daniel Rogers
• Re: [Gegl-developer] questions about the rect in ImageIterator and ImageData
  • From: Daniel Rogers
• Re: [Gegl-developer] an assumption of data_inputs and data_outputs
  • From: Calvin Williamson
• Re: [Gegl-developer] questions about the rect in ImageIterator and ImageData
  • From: Calvin Williamson
• [Gegl-developer] an assumption of data_inputs and data_outputs
  • From: Daniel Rogers
• [Gegl-developer] questions about the rect in ImageIterator and ImageData
  • From: Daniel Rogers
• Re: [Gegl-developer] Small thing
  • From: Calvin Williamson
• Re: [Gegl-developer] let me see if I have got this straight.
  • From: Calvin Williamson
• Re: [Gegl-developer] Small thing
  • From: Daniel Rogers
• [Gegl-developer] Small thing
  • From: Daniel Rogers
• [Gegl-developer] let me see if I have got this straight.
  • From: Daniel Rogers
• Re: [Gegl-developer] how to specify input parameters
  • From: Daniel Rogers
• Re: [Gegl-developer] how to specify input parameters
  • From: Calvin Williamson
• Re: [Gegl-developer] how to specify input parameters
  • From: Daniel Rogers
• Re: [Fwd: Re: [Gegl-developer] how to specify input parameters]
  • From: Calvin Williamson
• Re: [Fwd: Re: [Gegl-developer] how to specify input parameters]
  • From: Daniel Rogers
• [Gegl-developer] Fwd: Re: floating point pixels
  • From: Daniel Rogers
• Re: [Fwd: Re: [Gegl-developer] how to specify input parameters]
  • From: Calvin Williamson
• Re: [Fwd: Re: [Gegl-developer] how to specify input parameters]
  • From: Daniel Rogers
• Re: [Gegl-developer] how to specify input parameters
  • From: Daniel Rogers
• [Fwd: Re: [Gegl-developer] how to specify input parameters]
  • From: Daniel Rogers
• Re: [Gegl-developer] researching colorspaces, colormodels, colorspace ops
  • From: Daniel Rogers
• Re: [Gegl-developer] in-place buffers
  • From: Calvin Williamson
• Re: [Gegl-developer] researching colorspaces, colormodels, colorspace ops
  • From: Calvin Williamson
• [Gegl-developer] how to specify input parameters
  • From: Daniel Rogers
• [Gegl-developer] researching colorspaces, colormodels, colorspace ops
  • From: Daniel Rogers
• Re: [Gegl-developer] A copy OP
  • From: Calvin Williamson
• Re: [Gegl-developer] Masks for image op
  • From: Calvin Williamson
• [Gegl-developer] Suggested reference for the webpage
  • From: Daniel Rogers
• Re: [Gegl-developer] GeglGraph Inputs to Interior Node Inputs
  • From: Calvin Williamson
• [Gegl-developer] Masks for image op
  • From: Daniel Rogers
• [Gegl-developer] GeglGraph Inputs to Interior Node Inputs
  • From: Daniel Rogers
• [Gegl-developer] in-place buffers
  • From: Daniel Rogers
• [Gegl-developer] whoops
  • From: Daniel Rogers
• [Gegl-developer] A copy OP
  • From: Daniel Rogers
• Re: [Gegl-developer] new gtk-docs on gegl.org
  • From: Manish Singh
• Re: [Gegl-developer] new gtk-docs on gegl.org
  • From: Calvin Williamson
• [Gegl-developer] new gtk-docs on gegl.org
  • From: Calvin Williamson