[Olena-patches] last-svn-commit-90-g4f7c875 Add support for various image types in text_in_photo_fast.

* src/Makefile.am: Add ImageMagick CPPFLAGS and LDFLAGS. * src/text_in_photo_ppm_fast.cc: Rename as... * src/text_in_photo_fast.cc: ... this. Use ImageMagick to load images. --- scribo/ChangeLog | 9 ++++ scribo/src/Makefile.am | 18 ++++---- ..._in_photo_ppm_fast.cc => text_in_photo_fast.cc} | 42 ++++++++++++++++--- 3 files changed, 53 insertions(+), 16 deletions(-) rename scribo/src/{text_in_photo_ppm_fast.cc => text_in_photo_fast.cc} (94%) diff --git a/scribo/ChangeLog b/scribo/ChangeLog index bc1c87a..50f9d86 100644 --- a/scribo/ChangeLog +++ b/scribo/ChangeLog @@ -1,3 +1,12 @@ +2010-03-29 Guillaume Lazzara &lt;z(a)lrde.epita.fr&gt; + + Add support for various image types in text_in_photo_fast. + + * src/Makefile.am: Add ImageMagick CPPFLAGS and LDFLAGS. + + * src/text_in_photo_ppm_fast.cc: Rename as... + * src/text_in_photo_fast.cc: ... this. Use ImageMagick to load images. + 2010-03-19 Guillaume Lazzara &lt;z(a)lrde.epita.fr&gt; Improve dematerialization wizard. diff --git a/scribo/src/Makefile.am b/scribo/src/Makefile.am index e254689..80dc782 100644 --- a/scribo/src/Makefile.am +++ b/scribo/src/Makefile.am @@ -34,7 +34,6 @@ bin_PROGRAMS = \ pbm_lines_in_doc \ text_in_photo \ text_in_photo_ppm \ - text_in_photo_ppm_fast \ text_in_photo_pbm_fast \ text_in_photo_invert @@ -42,7 +41,6 @@ bin_PROGRAMS = \ pbm_lines_in_doc_SOURCES = pbm_lines_in_doc.cc text_in_photo_SOURCES = text_in_photo.cc text_in_photo_ppm_SOURCES = text_in_photo_ppm.cc -text_in_photo_ppm_fast_SOURCES = text_in_photo_ppm_fast.cc text_in_photo_pbm_fast_SOURCES = text_in_photo_pbm_fast.cc text_in_photo_invert_SOURCES = text_in_photo_invert.cc @@ -84,13 +82,15 @@ if HAVE_TIFF text_in_article_pbm_SOURCES = text_in_article_pbm.cc - text_in_photo_ppm_fast_CPPFLAGS = $(AM_CPPFLAGS) \ - $(TESSERACT_CPPFLAGS) \ - $(TIFF_CPPFLAGS) - text_in_photo_ppm_fast_LDFLAGS = $(AM_LDFLAGS) \ - $(TESSERACT_LDFLAGS) \ - $(TIFF_LDFLAGS) \ - -lpthread + bin_PROGRAMS += text_in_photo_fast + text_in_photo_fast_SOURCES = text_in_photo_fast.cc + text_in_photo_fast_CPPFLAGS = $(AM_CPPFLAGS) \ + $(TESSERACT_CPPFLAGS) \ + `Magick++-config --cppflags` + + text_in_photo_fast_LDFLAGS = $(AM_LDFLAGS) \ + $(TESSERACT_LDFLAGS) \ + -lpthread `Magick++-config --libs` endif HAVE_TIFF endif HAVE_TESSERACT diff --git a/scribo/src/text_in_photo_ppm_fast.cc b/scribo/src/text_in_photo_fast.cc similarity index 94% rename from scribo/src/text_in_photo_ppm_fast.cc rename to scribo/src/text_in_photo_fast.cc index d534161..68b2014 100644 --- a/scribo/src/text_in_photo_ppm_fast.cc +++ b/scribo/src/text_in_photo_fast.cc @@ -37,6 +37,7 @@ #include <mln/io/pbm/all.hh> #include <mln/io/ppm/save.hh> +#include <mln/io/magick/all.hh> #include <mln/math/min.hh> @@ -54,6 +55,10 @@ #include <mln/geom/translate.hh> +#include <mln/subsampling/antialiased.hh> + +#include <mln/subsampling/antialiased_rgb.hh> + #include <scribo/draw/bounding_boxes.hh> #include <scribo/draw/groups_bboxes.hh> @@ -101,8 +106,8 @@ #include <scribo/src/afp/link.hh> #include <scribo/src/afp/regroup.hh> -#include <scribo/core/line_set.hh> -#include <scribo/text/recognition.hh> +// #include <scribo/core/line_set.hh> +// #include <scribo/text/recognition.hh> const char *args_desc[][2] = { @@ -210,6 +215,19 @@ namespace mln return output; } + + template <typename I> + unsigned get_factor(const I& ima) + { + unsigned + nrows = ima.nrows(), + ncols = ima.ncols(), + max_dim = std::max(nrows, ncols), + factor = max_dim / 512; + + return factor ? factor : 1; + } + } // end of namespace mln @@ -238,8 +256,17 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", trace::entering("main"); image2d<value::rgb8> input_rgb; - io::ppm::load(input_rgb, argv[1]); + io::magick::load(input_rgb, argv[1]); + + unsigned factor = get_factor(input_rgb); + + std::cout << "Reduction Factor : " << factor << std::endl; + + std::cout << "Original domain: " << input_rgb.domain() << std::endl; + + input_rgb = mln::subsampling::impl::antialiased_2d_rgb(input_rgb, factor); + std::cout << "Resized domain: " << input_rgb.domain() << std::endl; unsigned lambda; if (argc == 10) @@ -291,7 +318,7 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", unsigned w = std::min(intensity_ima.nrows() / 3, intensity_ima.ncols() / 3); if (! w % 2) ++w; - w = std::min(w, 101u); + w = std::min(w, 51u); if (argc > 4 && atoi(argv[4]) != 0) { std::cout << "** Using sauvola_ms with w_1 = " << w << std::endl; @@ -311,6 +338,7 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", #endif // !NOUT + logical::not_inplace(input); // if (debug) // io::pbm::save(input, "input.pbm"); @@ -626,9 +654,9 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", - scribo::line_set<L> - lines = scribo::make::line_set(groups); - text::recognition(lines, "fra", "out.txt"); +// scribo::line_set<L> +// lines = scribo::make::line_set(groups); +// text::recognition(lines, "fra", "out.txt"); trace::exiting("main"); return comps.nelements() != 0; -- 1.5.6.5