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    00001 /*
    00002     Copyright 2005-2007 Adobe Systems Incorporated
    00003
    00004     Use, modification and distribution are subject to the Boost Software License,
    00005     Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
    00006     http://www.boost.org/LICENSE_1_0.txt).
    00007
    00008     See http://opensource.adobe.com/gil for most recent version including documentation.
    00009 */
    00010
    00011 /*************************************************************************************************/
    00012
    00013 #ifndef GIL_TIFF_IO_H
    00014 #define GIL_TIFF_IO_H
    00015
    00022
    00023 #include <vector>
    00024 #include <string>
    00025 #include <algorithm>
    00026 #include <boost/static_assert.hpp>
    00027 #include <tiffio.h>
    00028 #include "../../gil_all.hpp"
    00029 #include "io_error.hpp"
    00030
    00031 namespace boost { namespace gil {
    00032
    00033 namespace detail {
    00034
    00035 template <typename Channel,typename ColorSpace>
    00036 struct tiff_read_support_private {
    00037     BOOST_STATIC_CONSTANT(bool,is_supported=false);
    00038     BOOST_STATIC_CONSTANT(int,bit_depth=0);
    00039     BOOST_STATIC_CONSTANT(int,color_type=0);
    00040 };
    00041 template <>
    00042 struct tiff_read_support_private<bits8,gray_t> {
    00043     BOOST_STATIC_CONSTANT(bool,is_supported=true);
    00044     BOOST_STATIC_CONSTANT(int,bit_depth=8);
    00045     BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_MINISBLACK);
    00046 };
    00047 template <>
    00048 struct tiff_read_support_private<bits8,rgb_t> {
    00049     BOOST_STATIC_CONSTANT(bool,is_supported=true);
    00050     BOOST_STATIC_CONSTANT(int,bit_depth=8);
    00051     BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_RGB);
    00052 };
    00053 template <>
    00054 struct tiff_read_support_private<bits16,gray_t> {
    00055     BOOST_STATIC_CONSTANT(bool,is_supported=true);
    00056     BOOST_STATIC_CONSTANT(int,bit_depth=16);
    00057     BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_MINISBLACK);
    00058 };
    00059 template <>
    00060 struct tiff_read_support_private<bits16,rgb_t> {
    00061     BOOST_STATIC_CONSTANT(bool,is_supported=true);
    00062     BOOST_STATIC_CONSTANT(int,bit_depth=16);
    00063     BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_RGB);
    00064 };
    00065 template <>
    00066 struct tiff_read_support_private<bits32f,gray_t> {
    00067     BOOST_STATIC_CONSTANT(bool,is_supported=true);
    00068     BOOST_STATIC_CONSTANT(int,bit_depth=32);
    00069     BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_MINISBLACK);
    00070 };
    00071 template <>
    00072 struct tiff_read_support_private<bits32f,rgb_t> {
    00073     BOOST_STATIC_CONSTANT(bool,is_supported=true);
    00074     BOOST_STATIC_CONSTANT(int,bit_depth=32);
    00075     BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_RGB);
    00076 };
    00077
    00078 template <typename Channel,typename ColorSpace>
    00079 struct tiff_write_support_private {
    00080     BOOST_STATIC_CONSTANT(bool,is_supported=false);
    00081     BOOST_STATIC_CONSTANT(int,bit_depth=0);
    00082     BOOST_STATIC_CONSTANT(int,color_type=0);
    00083 };
    00084 template <>
    00085 struct tiff_write_support_private<bits8,gray_t> {
    00086     BOOST_STATIC_CONSTANT(bool,is_supported=true);
    00087     BOOST_STATIC_CONSTANT(int,bit_depth=8);
    00088     BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_MINISBLACK);
    00089 };
    00090 template <>
    00091 struct tiff_write_support_private<bits8,rgb_t> {
    00092     BOOST_STATIC_CONSTANT(bool,is_supported=true);
    00093     BOOST_STATIC_CONSTANT(int,bit_depth=8);
    00094     BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_RGB);
    00095 };
    00096 template <>
    00097 struct tiff_write_support_private<bits16,gray_t> {
    00098     BOOST_STATIC_CONSTANT(bool,is_supported=true);
    00099     BOOST_STATIC_CONSTANT(int,bit_depth=16);
    00100     BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_MINISBLACK);
    00101 };
    00102 template <>
    00103 struct tiff_write_support_private<bits16,rgb_t> {
    00104     BOOST_STATIC_CONSTANT(bool,is_supported=true);
    00105     BOOST_STATIC_CONSTANT(int,bit_depth=16);
    00106     BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_RGB);
    00107 };
    00108 template <>
    00109 struct tiff_write_support_private<bits32f,gray_t> {
    00110     BOOST_STATIC_CONSTANT(bool,is_supported=true);
    00111     BOOST_STATIC_CONSTANT(int,bit_depth=32);
    00112     BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_MINISBLACK);
    00113 };
    00114 template <>
    00115 struct tiff_write_support_private<bits32f,rgb_t> {
    00116     BOOST_STATIC_CONSTANT(bool,is_supported=true);
    00117     BOOST_STATIC_CONSTANT(int,bit_depth=32);
    00118     BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_RGB);
    00119 };
    00120
    00121 class tiff_reader {
    00122 protected:
    00123     TIFF *_tp;
    00124 public:
    00125     tiff_reader(const char* filename) {
    00126         io_error_if((_tp=TIFFOpen(filename,"r"))==NULL,
    00127                     "tiff_reader: fail to open file");
    00128     }
    00129     ~tiff_reader() { TIFFClose(_tp); }
    00130     template <typename View>
    00131     void apply(const View& view) {
    00132         unsigned short bps,photometric;
    00133         point2<std::ptrdiff_t> dims=get_dimensions();
    00134         io_error_if(TIFFGetField(_tp,TIFFTAG_BITSPERSAMPLE,&bps)!=1);
    00135         io_error_if(TIFFGetField(_tp,TIFFTAG_PHOTOMETRIC,&photometric)!=1);
    00136         io_error_if(dims!=view.dimensions(),
    00137                     "tiff_read_view: input view size does not match TIFF file size");
    00138         io_error_if(tiff_read_support_private<typename channel_type<View>::type,
    00139                                               typename color_space_type<View>::type>::bit_depth!=bps ||
    00140                     tiff_read_support_private<typename channel_type<View>::type,
    00141                                               typename color_space_type<View>::type>::color_type!=photometric,
    00142                     "tiff_read_view: input view type is incompatible with the image type");
    00143         std::size_t element_size=sizeof(pixel<typename channel_type<View>::type,
    00144                                               layout<typename color_space_type<View>::type> >);
    00145         std::size_t size_to_allocate = (std::max)((std::size_t)view.width(),
    00146                                                  (std::size_t)(TIFFScanlineSize(_tp)+element_size-1)/element_size);
    00147         std::vector<pixel<typename channel_type<View>::type,
    00148                           layout<typename color_space_type<View>::type> > > row(size_to_allocate);
    00149         for (int y=0;y<view.height();++y) {
    00150             io_error_if(TIFFReadScanline(_tp,&row.front(), y)!=1);
    00151             std::copy(row.begin(),row.begin()+view.width(),view.row_begin(y));
    00152         }
    00153     }
    00154     point2<std::ptrdiff_t> get_dimensions() {
    00155         int w,h;
    00156         io_error_if(TIFFGetField(_tp,TIFFTAG_IMAGEWIDTH, &w)!=1);
    00157         io_error_if(TIFFGetField(_tp,TIFFTAG_IMAGELENGTH,&h)!=1);
    00158         return point2<std::ptrdiff_t>(w,h);
    00159     }
    00160
    00161     template <typename Image>
    00162     void read_image(Image& im) {
    00163         im.recreate(get_dimensions());
    00164         apply(view(im));
    00165     }
    00166 };
    00167
    00168 // This code will be simplified...
    00169 template <typename CC>
    00170 class tiff_reader_color_convert : public tiff_reader {
    00171 private:
    00172     CC _cc;
    00173 public:
    00174     tiff_reader_color_convert(const char* filename) :
    00175         tiff_reader(filename) {}
    00176     tiff_reader_color_convert(const char* filename,CC cc_in) :
    00177         tiff_reader(filename),_cc(cc_in) {}
    00178     template <typename View>
    00179     void apply(const View& view) {
    00180         point2<std::ptrdiff_t> dims=get_dimensions();
    00181         unsigned short bps,photometric;
    00182         io_error_if(TIFFGetField(_tp,TIFFTAG_BITSPERSAMPLE,&bps)!=1);
    00183         io_error_if(TIFFGetField(_tp,TIFFTAG_PHOTOMETRIC,&photometric)!=1);
    00184         io_error_if(dims!=view.dimensions(),
    00185                     "tiff_reader_color_convert::apply(): input view size does not match TIFF file size");
    00186         switch (photometric) {
    00187         case PHOTOMETRIC_MINISBLACK: {
    00188             switch (bps) {
    00189             case 8: {
    00190                 std::size_t element_size=sizeof(gray8_pixel_t);
    00191                 std::size_t size_to_allocate = (std::max)((std::size_t)view.width(),
    00192                                                           (std::size_t)(TIFFScanlineSize(_tp)+element_size-1)/element_size);
    00193                 std::vector<gray8_pixel_t> row(size_to_allocate);
    00194                 for (int y=0;y<view.height();++y) {
    00195                     io_error_if(TIFFReadScanline(_tp,&row.front(), y)!=1);
    00196                     std::transform(row.begin(),row.begin()+view.width(),view.row_begin(y),
    00197                                    color_convert_deref_fn<gray8_ref_t,typename View::value_type,CC>(_cc));
    00198                 }
    00199                 break;
    00200             }
    00201             case 16: {
    00202                 std::size_t element_size=sizeof(gray16_pixel_t);
    00203                 std::size_t size_to_allocate = (std::max)((std::size_t)view.width(),
    00204                                                           (std::size_t)(TIFFScanlineSize(_tp)+element_size-1)/element_size);
    00205                 std::vector<gray16_pixel_t> row(size_to_allocate);
    00206                 for (int y=0;y<view.height();++y) {
    00207                     io_error_if(TIFFReadScanline(_tp,&row.front(), y)!=1);
    00208                     std::transform(row.begin(),row.begin()+view.width(),view.row_begin(y),
    00209                                    color_convert_deref_fn<gray16_ref_t,typename View::value_type,CC>(_cc));
    00210                 }
    00211                 break;
    00212             }
    00213             case 32: {
    00214                 std::size_t element_size=sizeof(gray32f_pixel_t);
    00215                 std::size_t size_to_allocate = (std::max)((std::size_t)view.width(),
    00216                                                           (std::size_t)(TIFFScanlineSize(_tp)+element_size-1)/element_size);
    00217                 std::vector<gray32f_pixel_t> row(size_to_allocate);
    00218                 for (int y=0;y<view.height();++y) {
    00219                     io_error_if(TIFFReadScanline(_tp,&row.front(), y)!=1);
    00220                     std::transform(row.begin(),row.begin()+view.width(),view.row_begin(y),
    00221                                    color_convert_deref_fn<gray32f_ref_t,typename View::value_type,CC>(_cc));
    00222                 }
    00223                 break;
    00224             }
    00225             default:
    00226                 io_error("tiff_reader_color_convert::apply(): unknown combination of color type and bit depth");
    00227             }
    00228             break;
    00229         }
    00230         case PHOTOMETRIC_RGB: {
    00231             switch (bps) {
    00232             case 8: {
    00233                 std::size_t element_size=sizeof(rgb8_pixel_t);
    00234                 std::size_t size_to_allocate = (std::max)((std::size_t)view.width(),
    00235                                                           (std::size_t)(TIFFScanlineSize(_tp)+element_size-1)/element_size);
    00236                 std::vector<rgb8_pixel_t> row(size_to_allocate);
    00237                 for (int y=0;y<view.height();++y) {
    00238                     io_error_if(TIFFReadScanline(_tp,&row.front(), y)!=1);
    00239                     std::transform(row.begin(),row.begin()+view.width(),view.row_begin(y),
    00240                                    color_convert_deref_fn<rgb8_ref_t,typename View::value_type,CC>(_cc));
    00241                 }
    00242                 break;
    00243             }
    00244             case 16: {
    00245                 std::size_t element_size=sizeof(rgb16_pixel_t);
    00246                 std::size_t size_to_allocate = (std::max)((std::size_t)view.width(),
    00247                                                           (std::size_t)(TIFFScanlineSize(_tp)+element_size-1)/element_size);
    00248                 std::vector<rgb16_pixel_t> row(size_to_allocate);
    00249                 for (int y=0;y<view.height();++y) {
    00250                     io_error_if(TIFFReadScanline(_tp,&row.front(), y)!=1);
    00251                     std::transform(row.begin(),row.begin()+view.width(),view.row_begin(y),
    00252                                    color_convert_deref_fn<rgb16_ref_t,typename View::value_type,CC>(_cc));
    00253                 }
    00254                 break;
    00255             }
    00256             case 32: {
    00257                 std::size_t element_size=sizeof(rgb32f_pixel_t);
    00258                 std::size_t size_to_allocate = (std::max)((std::size_t)view.width(),
    00259                                                           (std::size_t)(TIFFScanlineSize(_tp)+element_size-1)/element_size);
    00260                 std::vector<rgb32f_pixel_t> row(size_to_allocate);
    00261                 for (int y=0;y<view.height();++y) {
    00262                     io_error_if(TIFFReadScanline(_tp,&row.front(), y)!=1);
    00263                     std::transform(row.begin(),row.begin()+view.width(),view.row_begin(y),
    00264                                    color_convert_deref_fn<rgb32f_ref_t,typename View::value_type,CC>(_cc));
    00265                 }
    00266                 break;
    00267             }
    00268             default:
    00269                 io_error("tiff_reader_color_convert::apply(): unknown combination of color type and bit depth");
    00270             }
    00271             break;
    00272         }
    00273         default: {
    00274             // reads an image in incompatible format via TIFFReadRGBAImage
    00275             rgba8_image_t rgbaImg(dims);
    00276             io_error_if(!TIFFReadRGBAImage(_tp, dims.x, dims.y, (uint32*)&gil::view(rgbaImg)(0,0), 0),
    00277                 "tiff_reader_color_convert::unsupported image format");
    00278             copy_and_convert_pixels(flipped_up_down_view(const_view(rgbaImg)), view, _cc);
    00279         }
    00280         }
    00281     }
    00282     template <typename Image>
    00283     void read_image(Image& im) {
    00284         im.recreate(get_dimensions());
    00285         apply(view(im));
    00286     }
    00287 };
    00288
    00289 class tiff_writer {
    00290 protected:
    00291     TIFF* _tp;
    00292 public:
    00293     tiff_writer(const char *filename) {
    00294         io_error_if((_tp=TIFFOpen(filename,"w"))==NULL,
    00295                     "tiff_writer: fail to open file");
    00296     }
    00297     ~tiff_writer() {TIFFClose(_tp);}
    00298     template <typename View>
    00299     void apply(const View& view) {
    00300         io_error_if(TIFFSetField(_tp,TIFFTAG_IMAGELENGTH, view.height())!=1);
    00301         io_error_if(TIFFSetField(_tp,TIFFTAG_IMAGEWIDTH, view.width())!=1);
    00302         io_error_if(TIFFSetField(_tp,TIFFTAG_PHOTOMETRIC, tiff_write_support_private<typename channel_type<View>::type,
    00303                                                                      typename color_space_type<View>::type>::color_type)!=1);
    00304         io_error_if(TIFFSetField(_tp,TIFFTAG_RESOLUTIONUNIT, RESUNIT_NONE)!=1);
    00305         io_error_if(TIFFSetField(_tp,TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG)!=1);
    00306         io_error_if(TIFFSetField(_tp,TIFFTAG_ORIENTATION, ORIENTATION_TOPLEFT)!=1);
    00307         io_error_if(TIFFSetField(_tp,TIFFTAG_SAMPLESPERPIXEL,num_channels<View>::value)!=1);
    00308         io_error_if(TIFFSetField(_tp,TIFFTAG_BITSPERSAMPLE, tiff_write_support_private<typename channel_type<View>::type,
    00309                                                                      typename color_space_type<View>::type>::bit_depth)!=1);
    00310         io_error_if(TIFFSetField(_tp,TIFFTAG_ROWSPERSTRIP, TIFFDefaultStripSize(_tp, 0))!=1);
    00311         std::vector<pixel<typename channel_type<View>::type,
    00312                           layout<typename color_space_type<View>::type> > > row(view.width());
    00313         for (int y=0;y<view.height();++y) {
    00314             std::copy(view.row_begin(y),view.row_end(y),row.begin());
    00315             io_error_if(TIFFWriteScanline(_tp,&row.front(),y,0)!=1,
    00316                         "tiff_write_view: fail to write file");
    00317         }
    00318     }
    00319 };
    00320
    00321 } // namespace detail
    00322
    00325 template <typename View>
    00326 struct tiff_read_support {
    00327     BOOST_STATIC_CONSTANT(bool,is_supported=
    00328                           (detail::tiff_read_support_private<typename channel_type<View>::type,
    00329                                                              typename color_space_type<View>::type>::is_supported));
    00330     BOOST_STATIC_CONSTANT(int,bit_depth=
    00331                           (detail::tiff_read_support_private<typename channel_type<View>::type,
    00332                                                              typename color_space_type<View>::type>::bit_depth));
    00333     BOOST_STATIC_CONSTANT(int,color_type=
    00334                           (detail::tiff_read_support_private<typename channel_type<View>::type,
    00335                                                              typename color_space_type<View>::type>::color_type));
    00336 };
    00337
    00341 inline point2<std::ptrdiff_t> tiff_read_dimensions(const char* filename) {
    00342     detail::tiff_reader m(filename);
    00343     return m.get_dimensions();
    00344 }
    00345
    00349 inline point2<std::ptrdiff_t> tiff_read_dimensions(const std::string& filename) {
    00350     return tiff_read_dimensions(filename.c_str());
    00351 }
    00352
    00358 template <typename View>
    00359 inline void tiff_read_view(const char* filename,const View& view) {
    00360     BOOST_STATIC_ASSERT(tiff_read_support<View>::is_supported);
    00361     detail::tiff_reader m(filename);
    00362     m.apply(view);
    00363 }
    00364
    00367 template <typename View>
    00368 inline void tiff_read_view(const std::string& filename,const View& view) {
    00369     tiff_read_view(filename.c_str(),view);
    00370 }
    00371
    00377 template <typename Image>
    00378 void tiff_read_image(const char* filename,Image& im) {
    00379     BOOST_STATIC_ASSERT(tiff_read_support<typename Image::view_t>::is_supported);
    00380     detail::tiff_reader m(filename);
    00381     m.read_image(im);
    00382 }
    00383
    00386 template <typename Image>
    00387 inline void tiff_read_image(const std::string& filename,Image& im) {
    00388     tiff_read_image(filename.c_str(),im);
    00389 }
    00390
    00394 template <typename View,typename CC>
    00395 inline void tiff_read_and_convert_view(const char* filename,const View& view,CC cc) {
    00396     detail::tiff_reader_color_convert<CC> m(filename,cc);
    00397     m.apply(view);
    00398 }
    00399
    00403 template <typename View>
    00404 inline void tiff_read_and_convert_view(const char* filename,const View& view) {
    00405     detail::tiff_reader_color_convert<default_color_converter> m(filename,default_color_converter());
    00406     m.apply(view);
    00407 }
    00408
    00411 template <typename View,typename CC>
    00412 inline void tiff_read_and_convert_view(const std::string& filename,const View& view,CC cc) {
    00413     tiff_read_and_convert_view(filename.c_str(),view,cc);
    00414 }
    00415
    00418 template <typename View>
    00419 inline void tiff_read_and_convert_view(const std::string& filename,const View& view) {
    00420     tiff_read_and_convert_view(filename.c_str(),view);
    00421 }
    00422
    00426 template <typename Image,typename CC>
    00427 void tiff_read_and_convert_image(const char* filename,Image& im,CC cc) {
    00428     detail::tiff_reader_color_convert<CC> m(filename,cc);
    00429     m.read_image(im);
    00430 }
    00431
    00435 template <typename Image>
    00436 void tiff_read_and_convert_image(const char* filename,Image& im) {
    00437     detail::tiff_reader_color_convert<default_color_converter> m(filename,default_color_converter());
    00438     m.read_image(im);
    00439 }
    00440
    00443 template <typename Image,typename CC>
    00444 inline void tiff_read_and_convert_image(const std::string& filename,Image& im,CC cc) {
    00445     tiff_read_and_convert_image(filename.c_str(),im,cc);
    00446 }
    00447
    00450 template <typename Image>
    00451 inline void tiff_read_and_convert_image(const std::string& filename,Image& im) {
    00452     tiff_read_and_convert_image(filename.c_str(),im);
    00453 }
    00454
    00457 template <typename View>
    00458 struct tiff_write_support {
    00459     BOOST_STATIC_CONSTANT(bool,is_supported=
    00460                           (detail::tiff_write_support_private<typename channel_type<View>::type,
    00461                                                               typename color_space_type<View>::type>::is_supported));
    00462     BOOST_STATIC_CONSTANT(int,bit_depth=
    00463                           (detail::tiff_write_support_private<typename channel_type<View>::type,
    00464                                                               typename color_space_type<View>::type>::bit_depth));
    00465     BOOST_STATIC_CONSTANT(int,color_type=
    00466                           (detail::tiff_write_support_private<typename channel_type<View>::type,
    00467                                                               typename color_space_type<View>::type>::color_type));
    00468     BOOST_STATIC_CONSTANT(bool, value=is_supported);
    00469 };
    00470
    00475 template <typename View>
    00476 inline void tiff_write_view(const char* filename,const View& view) {
    00477     BOOST_STATIC_ASSERT(tiff_write_support<View>::is_supported);
    00478     detail::tiff_writer m(filename);
    00479     m.apply(view);
    00480 }
    00481
    00484 template <typename View>
    00485 inline void tiff_write_view(const std::string& filename,const View& view) {
    00486     tiff_write_view(filename.c_str(),view);
    00487 }
    00488
    00489 } }  // namespace boost::gil
    00490
    00491 #endif