[Olena-patches] milena r1456: Add gimp-image adapter and use it

URL: https://svn.lrde.epita.fr/svn/oln/trunk/milena ChangeLog: 2007-11-09 Simon Nivault &lt;simon.nivault(a)lrde.epita.fr&gt; Add gimp-image adapter and use it. * sandbox/nivault/plugin-gimp/src/Makefile.am: Add gimp-image.hh. * sandbox/nivault/plugin-gimp/src/imagegimp.hh: Rename as... * sandbox/nivault/plugin-gimp/src/gimp-image.hh: ...this. Milena image that encapsulate GimpPixelRgn. * sandbox/nivault/plugin-gimp/src/build-image.hh, * sandbox/nivault/plugin-gimp/src/build-image.hxx, * sandbox/nivault/plugin-gimp/src/main.cc: Use gimp-image. --- Makefile.am | 1 build-image.hh | 14 - build-image.hxx | 38 +-- gimp-image.hh | 588 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ main.cc | 12 + 5 files changed, 626 insertions(+), 27 deletions(-) Index: trunk/milena/sandbox/nivault/plugin-gimp/src/imagegimp.hh (deleted) =================================================================== Index: trunk/milena/sandbox/nivault/plugin-gimp/src/build-image.hxx =================================================================== --- trunk/milena/sandbox/nivault/plugin-gimp/src/build-image.hxx (revision 1455) +++ trunk/milena/sandbox/nivault/plugin-gimp/src/build-image.hxx (revision 1456) @@ -27,7 +27,7 @@ #include "build-image.hh" -typedef mln::image2d<mln::value::rgb8> I; +typedef mln::gimp_image<GIMP_RGB_IMAGE> I; static I ima; @@ -36,29 +36,27 @@ return ima; } -void build_milena_image(GimpDrawable *drawable) +void build_milena_image(GimpPixelRgn *region) { - I tmp(mln::make::box2d(0, 0, drawable->height - 1, drawable->width - 1), 0); + I tmp(region); ima = tmp; mln_piter_(I) p(ima.domain()); - GimpRGB color; - GimpPixelRgn region; - - gimp_pixel_rgn_init(&region, - drawable, - 0, - 0, - drawable->width, - drawable->height, - FALSE, - FALSE); - gimp_pixel_rgn_get_rect(&region, - (guchar *) ima.buffer(), - 0, - 0, - drawable->width, - drawable->height); +// gimp_pixel_rgn_init(&region, +// drawable, +// 0, +// 0, +// drawable->width, +// drawable->height, +// FALSE, +// FALSE); + +// gimp_pixel_rgn_get_rect(&region, +// (guchar *) ima.buffer(), +// 0, +// 0, +// drawable->width, +// drawable->height); } gboolean draw_milena_image(GtkWidget* area, Index: trunk/milena/sandbox/nivault/plugin-gimp/src/main.cc =================================================================== --- trunk/milena/sandbox/nivault/plugin-gimp/src/main.cc (revision 1455) +++ trunk/milena/sandbox/nivault/plugin-gimp/src/main.cc (revision 1456) @@ -96,6 +96,7 @@ { static GimpParam values[1]; GimpDrawable *drawable; + GimpPixelRgn region; gint32 image_ID; GimpRunMode run_mode; GimpPDBStatusType status = GIMP_PDB_SUCCESS; @@ -107,7 +108,16 @@ image_ID = param[1].data.d_int32; drawable = gimp_drawable_get (param[2].data.d_drawable); - build_milena_image(drawable); + gimp_pixel_rgn_init(&region, + drawable, + 0, + 0, + drawable->width, + drawable->height, + FALSE, + FALSE); + + build_milena_image(&region); if (strcmp (name, PROCEDURE_NAME) == 0) { Index: trunk/milena/sandbox/nivault/plugin-gimp/src/Makefile.am =================================================================== --- trunk/milena/sandbox/nivault/plugin-gimp/src/Makefile.am (revision 1455) +++ trunk/milena/sandbox/nivault/plugin-gimp/src/Makefile.am (revision 1456) @@ -5,6 +5,7 @@ bindir = $(GIMP_LIBDIR)/plug-ins milena_SOURCES = \ + gimp-image.hh \ build-image.hh \ build-image.hxx \ main.cc \ Index: trunk/milena/sandbox/nivault/plugin-gimp/src/gimp-image.hh =================================================================== --- trunk/milena/sandbox/nivault/plugin-gimp/src/gimp-image.hh (revision 0) +++ trunk/milena/sandbox/nivault/plugin-gimp/src/gimp-image.hh (revision 1456) @@ -0,0 +1,588 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library without restriction. Specifically, if other files +// instantiate templates or use macros or inline functions from this +// file, or you compile this file and link it with other files to +// produce an executable, this file does not by itself cause the +// resulting executable to be covered by the GNU General Public +// License. This exception does not however invalidate any other +// reasons why the executable file might be covered by the GNU General +// Public License. + +#ifndef __IMAGEGIMP_HH__ +# define __IMAGEGIMP_HH__ + +# include <libgimp/gimp.h> +# include <libgimp/gimpui.h> + +# include <mln/core/internal/image_primary.hh> + +# include <mln/core/box2d.hh> +# include <mln/value/set.hh> +# include <mln/value/rgb8.hh> +# include <mln/core/line_piter.hh> + +namespace mln +{ + + // Fwd decl. + template <GimpImageType t> struct gimp_image; + + namespace internal + { + + template <GimpImageType t> + struct data_< gimp_image<t> > + { + /// Constructor. + /// { + data_(GimpPixelRgn* rgn_); + + data_(box2d* box); + /// } + + /// Destructor. + ~data_(); + + /// Gimp region. + GimpPixelRgn* rgn_; + + /// Self-created or not. + bool selfcreated_; + + ///Pointer to pixel buffer. + mln_value(gimp_image<t>)* buffer_; + + ///Pointer to an array of pointer on images lines. + mln_value(gimp_image<t>)** array_; + + /// theoretical box + box2d b_; + + /// Allocate acces structures of datas of this structure. + void allocate_(); + + /// Desallocate allocated datas of this structure. + void deallocate_(); + + /// Smap data between images. + void swap_(data_< gimp_image<t> >& other_); + }; + + /// Trait that give mln type from gimp value tag. + template <GimpImageType t> + struct gimp_value_tag_to_mln + { + typedef void type; + }; + + template <> + struct gimp_value_tag_to_mln<GIMP_RGB_IMAGE> + { + typedef value::rgb8 type; + }; + + } // end of namespace mln::internal + + namespace trait + { + + template <GimpImageType t> + struct image_< gimp_image<t> > : default_image_< mln::value::rgb8, gimp_image<t> > + { + typedef trait::image::category::primary category; + + typedef trait::image::access::random access; + typedef trait::image::space::two_d space; + typedef trait::image::size::regular size; + typedef trait::image::support::aligned support; + + typedef trait::image::border::stored border; + typedef trait::image::data::raw data; + typedef trait::image::io::read_write io; + typedef trait::image::speed::fast speed; + }; + + } // end of namespace mln::trait + + + + /*! \brief Basic 2D image class. + * + */ + template <GimpImageType t> + struct gimp_image : public internal::image_primary_< box2d, gimp_image<t> > + { + // Warning: just to make effective types appear in Doxygen: + typedef box2d pset; + typedef point2d psite; + typedef point2d point; + typedef dpoint2d dpoint; + typedef mln_fwd_piter(box2d) fwd_piter; + typedef mln_bkd_piter(box2d) bkd_piter; + typedef line_piter_<point> line_piter; + // End of warning. + + typedef typename internal::gimp_value_tag_to_mln<t>::type T; + + /// Value associated type. + typedef T value; + + /// Return type of read-only access. + typedef const T& rvalue; + + /// Return type of read-write access. + typedef T& lvalue; + + + /// Skeleton. + typedef gimp_image skeleton; + + + /// Value_Set associated type. + typedef mln::value::set<value> vset; + + + /// Constructor without argument. + gimp_image(); + + /// Constructor with a gimp region. + gimp_image(GimpPixelRgn* rgn); + + /// Constructor with a box2d. + gimp_image(box2d box); + + /// Constructor with with the numbers of rows and columns. + gimp_image(int nrows, int ncols); + + /// Initialise an image from a gimp region. + void init_(GimpPixelRgn* rgn); + + /// Initialise an image from a box2d. + void init_(box2d box); + + /// Test if \p p is valid. + bool owns_(const point2d& p) const; + + /// Give the set of values of the image. + const vset& values() const; + + /// Give the definition domain. + const box2d& domain() const; + + /// Give the border thickness. + unsigned border() const; + + /// Give the number of cells (points including border ones). + std::size_t ncells() const; + + /// const-only access to the image value located at point \p p. + const T& operator()(const point& p) const; + + /// Read-write access to the image value located at point \p p. + T& operator()(const point& p); + + /// Read-only access to the image value located at offset \p o. + const T& operator[](unsigned o) const; + + /// Read-write access to the image value located at offset \p o. + T& operator[](unsigned o); + + /// Read-only access to the image value located at (\p row, \p col). + const T& at(int row, int col) const; + + /// Read-write access to the image value located at (\p row, \p col). + T& at(int row, int col); + + + /// Fast Image method + + /// Give the offset corresponding to the delta-point \p dp. + int offset(const dpoint2d& dp) const; + + /// Give the point corresponding to the offset \p o. + point2d point_at_offset(unsigned o) const; + + /// Give a hook to the value buffer. + const T* buffer() const; + + /// Give a hook to the value buffer. + T* buffer(); + + private: + + /// GimpPixelRgn object. + GimpPixelRgn* region_; + }; + + +# ifndef MLN_INCLUDE_ONLY + + namespace internal + { + template <GimpImageType t> + data_< gimp_image<t> >::data_(box2d* box) + : selfcreated_(true), + b_(box) + { + GimpDrawable *gdraw = new GimpDrawable; + gimp_pixel_rgn_init(rgn_, + gdraw, + box->pmin()[1], + box->pmin()[0], + box->len(1), + box->len(0), + FALSE, + FALSE); + buffer_ = rgn_->data; + allocate_(); + } + + template <GimpImageType t> + data_< gimp_image<t> >::data_(GimpPixelRgn* rgn) + : rgn_(rgn), + selfcreated_(false) + { + mln_assertion(rgn != NULL); + buffer_ = (typename gimp_image<t>::value*) rgn->data; + b_ = make::box2d(rgn->y, rgn->x, + rgn->y + rgn->h, + rgn->x + rgn->w); + allocate_(); + } + + template <GimpImageType t> + data_< gimp_image<t> >::~data_() + { + deallocate_(); + } + + template <GimpImageType t> + void + data_< gimp_image<t> >::allocate_() + { + typedef mln_value(gimp_image<t>) T; + + unsigned + nr = b_.len(0), + nc = b_.len(1); + array_ = new T*[nr]; + T* buf = buffer_ - b_.pmin().col(); + for (unsigned i = 0; i < nr; ++i) + { + array_[i] = buf; + buf += nc; + } + array_ -= b_.pmin().row(); + } + + template <GimpImageType t> + void + data_< gimp_image<t> >::deallocate_() + { + if (array_) + { + delete[] array_; + array_ = 0; + } + } + + template <GimpImageType t> + void + data_< gimp_image<t> >::swap_(data_< gimp_image<t> >& other_) + { + data_< gimp_image<t> > self_ = *this; + *this = other_; + other_ = self_; + } + + } // end of namespace mln::internal + + // gimp_image<t> + + + template <GimpImageType t> + gimp_image<t>::gimp_image() + { + } + + template <GimpImageType t> + gimp_image<t>::gimp_image(GimpPixelRgn* rgn) + { + init_(rgn); + } + + template <GimpImageType t> + gimp_image<t>::gimp_image(box2d box) + { + init_(box); + } + + template <GimpImageType t> + gimp_image<t>::gimp_image(int nrows, int ncols) + { + init_(make::box2d(nrows, ncols)); + } + + template <GimpImageType t> + void + gimp_image<t>::init_(GimpPixelRgn* rgn) + { + mln_precondition(! this->has_data()); + this->data_ = new internal::data_< gimp_image<t> >(rgn); + } + + template <GimpImageType t> + void + gimp_image<t>::init_(box2d box) + { + mln_precondition(! this->has_data()); + this->data_ = new internal::data_< gimp_image<t> >(box); + } + + template <GimpImageType t> + const typename gimp_image<t>::vset& + gimp_image<t>::values() const + { + return vset::the(); + } + + + template <GimpImageType t> + const box2d& + gimp_image<t>::domain() const + { + mln_precondition(this->has_data()); + return this->data_->b_; + } + + + template <GimpImageType t> + unsigned + gimp_image<t>::border() const + { + return 0; + } + + + template <GimpImageType t> + std::size_t + gimp_image<t>::ncells() const + { + mln_precondition(this->has_data()); + return this->data_->b_.npoints(); + } + + + template <GimpImageType t> + bool + gimp_image<t>::owns_(const point2d& p) const + { + mln_precondition(this->has_data()); + return this->data_->b_.has(p); + } + + + template <GimpImageType t> + const mln_value(gimp_image<t>)& + gimp_image<t>::operator()(const point& p) const + { + mln_precondition(this->owns_(p)); + return this->data_->array_[p.row()][p.col()]; + } + + template <GimpImageType t> + mln_value(gimp_image<t>)& + gimp_image<t>::operator()(const point& p) + { + mln_precondition(this->owns_(p)); + return this->data_->array_[p.row()][p.col()]; + } + + + template <GimpImageType t> + const mln_value(gimp_image<t>)& + gimp_image<t>::operator[](unsigned o) const + { + mln_precondition(o < ncells()); + return *(this->data_->buffer_ + o); + } + + + template <GimpImageType t> + mln_value(gimp_image<t>)& + gimp_image<t>::operator[](unsigned o) + { + mln_precondition(o < ncells()); + return *(this->data_->buffer_ + o); + } + + + template <GimpImageType t> + const mln_value(gimp_image<t>)& + gimp_image<t>::at(int row, int col) const + { + mln_precondition(this->owns_(make::point2d(row, col))); + return this->data_->array_[row][col]; + } + + + template <GimpImageType t> + mln_value(gimp_image<t>)& + gimp_image<t>::at(int row, int col) + { + mln_precondition(this->owns_(make::point2d(row, col))); + return this->data_->array_[row][col]; + } + + + template <GimpImageType t> + const mln_value(gimp_image<t>)* + gimp_image<t>::buffer() const + { + mln_precondition(this->has_data()); + return this->data_->buffer_; + } + + + template <GimpImageType t> + mln_value(gimp_image<t>)* + gimp_image<t>::buffer() + { + mln_precondition(this->has_data()); + return this->data_->buffer_; + } + + + template <GimpImageType t> + int + gimp_image<t>::offset(const dpoint2d& dp) const + { + mln_precondition(this->has_data()); + int o = dp[0] * this->data_->b_.len(1) + dp[1]; + return o; + } + + + template <GimpImageType t> + point2d + gimp_image<t>::point_at_offset(unsigned o) const + { + mln_precondition(o < ncells()); + point2d p = make::point2d(o / this->data_->b_.len(1) + this->data_->b_.min_row(), + o % this->data_->b_.len(1) + this->data_->b_.min_col()); + mln_postcondition(& this->operator()(p) == this->data_->buffer_ + o); + return p; + } + + +# endif // ! MLN_INCLUDE_ONLY + +} // end of namespace mln + + + +# include <mln/core/trait/pixter.hh> +# include <mln/core/dpoints_pixter.hh> +# include <mln/core/pixter2d.hh> +# include <mln/core/w_window.hh> + + +namespace mln +{ + + namespace trait + { + + // pixter + + + template <GimpImageType t> + struct fwd_pixter< gimp_image<t> > + { + typedef fwd_pixter2d< gimp_image<t> > ret; + }; + + + template <GimpImageType t> + struct fwd_pixter< const gimp_image<t> > + { + typedef fwd_pixter2d< const gimp_image<t> > ret; + }; + + + template <GimpImageType t> + struct bkd_pixter< gimp_image<t> > + { + typedef bkd_pixter2d< gimp_image<t> > ret; + }; + + + template <GimpImageType t> + struct bkd_pixter< const gimp_image<t> > + { + typedef bkd_pixter2d< const gimp_image<t> > ret; + }; + + // qixter + + template <typename W, GimpImageType t> + struct fwd_qixter< gimp_image<t>, W > + { + typedef dpoints_fwd_pixter< gimp_image<t> > ret; + }; + + template <typename W, GimpImageType t> + struct fwd_qixter< const gimp_image<t>, W > + { + typedef dpoints_fwd_pixter< const gimp_image<t> > ret; + }; + + template <typename W, GimpImageType t> + struct bkd_qixter< gimp_image<t>, W > + { + typedef mln::internal::fixme ret; + }; + + // nixter + + template <typename N, GimpImageType t> + struct fwd_nixter< gimp_image<t>, N > + { + typedef dpoints_fwd_pixter< gimp_image<t> > ret; + }; + + template <typename N, GimpImageType t> + struct fwd_nixter< const gimp_image<t>, N > + { + typedef dpoints_fwd_pixter< const gimp_image<t> > ret; + }; + + template <typename N, GimpImageType t> + struct bkd_nixter< gimp_image<t>, N > + { + typedef mln::internal::fixme ret; + }; + + } // end of namespace mln::trait + +} // end of namespace mln + + +#endif // ! __GIMP_IMAGE_HH__ Index: trunk/milena/sandbox/nivault/plugin-gimp/src/build-image.hh =================================================================== --- trunk/milena/sandbox/nivault/plugin-gimp/src/build-image.hh (revision 1455) +++ trunk/milena/sandbox/nivault/plugin-gimp/src/build-image.hh (revision 1456) @@ -31,13 +31,15 @@ # include <libgimp/gimp.h> # include <libgimp/gimpui.h> -# include <mln/core/image2d.hh> -# include <mln/value/rgb8.hh> -# include <mln/literal/black.hh> -# include <mln/display/show.hh> -# include <mln/display/remove.hh> +# include <src/gimp-image.hh> -void build_milena_image(GimpDrawable *drawable); +// # include <mln/core/image2d.hh> +// # include <mln/value/rgb8.hh> +// # include <mln/literal/black.hh> +// # include <mln/display/show.hh> +// # include <mln/display/remove.hh> + +void build_milena_image(GimpPixelRgn *region); gboolean draw_milena_image(GtkWidget* area, GdkEventExpose *event,