512 lines
23 KiB
C++
512 lines
23 KiB
C++
/*
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Copyright 2005-2007 Adobe Systems Incorporated
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Use, modification and distribution are subject to the Boost Software License,
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Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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http://www.boost.org/LICENSE_1_0.txt).
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See http://opensource.adobe.com/gil for most recent version including documentation.
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*/
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/*************************************************************************************************/
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#ifndef GIL_TIFF_IO_H
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#define GIL_TIFF_IO_H
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/// \file
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/// \brief Support for reading and writing TIFF files
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/// Requires libtiff!
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/// \author Hailin Jin and Lubomir Bourdev \n
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/// Adobe Systems Incorporated
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/// \date 2005-2007 \n Last updated September 24, 2006
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#include <vector>
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#include <string>
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#include <algorithm>
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#include <boost/static_assert.hpp>
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#include <tiffio.h>
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#include "../../gil_all.hpp"
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#include "io_error.hpp"
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namespace boost { namespace gil {
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namespace detail {
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template <typename Channel,typename ColorSpace>
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struct tiff_read_support_private {
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BOOST_STATIC_CONSTANT(bool,is_supported=false);
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BOOST_STATIC_CONSTANT(int,bit_depth=0);
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BOOST_STATIC_CONSTANT(int,color_type=0);
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};
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template <>
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struct tiff_read_support_private<bits8,gray_t> {
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BOOST_STATIC_CONSTANT(bool,is_supported=true);
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BOOST_STATIC_CONSTANT(int,bit_depth=8);
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BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_MINISBLACK);
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};
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template <>
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struct tiff_read_support_private<bits8,rgb_t> {
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BOOST_STATIC_CONSTANT(bool,is_supported=true);
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BOOST_STATIC_CONSTANT(int,bit_depth=8);
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BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_RGB);
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};
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template <>
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struct tiff_read_support_private<bits16,gray_t> {
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BOOST_STATIC_CONSTANT(bool,is_supported=true);
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BOOST_STATIC_CONSTANT(int,bit_depth=16);
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BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_MINISBLACK);
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};
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template <>
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struct tiff_read_support_private<bits16,rgb_t> {
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BOOST_STATIC_CONSTANT(bool,is_supported=true);
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BOOST_STATIC_CONSTANT(int,bit_depth=16);
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BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_RGB);
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};
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template <>
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struct tiff_read_support_private<bits32f,gray_t> {
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BOOST_STATIC_CONSTANT(bool,is_supported=true);
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BOOST_STATIC_CONSTANT(int,bit_depth=32);
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BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_MINISBLACK);
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};
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template <>
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struct tiff_read_support_private<bits32f,rgb_t> {
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BOOST_STATIC_CONSTANT(bool,is_supported=true);
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BOOST_STATIC_CONSTANT(int,bit_depth=32);
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BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_RGB);
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};
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template <typename Channel,typename ColorSpace>
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struct tiff_write_support_private {
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BOOST_STATIC_CONSTANT(bool,is_supported=false);
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BOOST_STATIC_CONSTANT(int,bit_depth=0);
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BOOST_STATIC_CONSTANT(int,color_type=0);
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};
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template <>
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struct tiff_write_support_private<bits8,gray_t> {
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BOOST_STATIC_CONSTANT(bool,is_supported=true);
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BOOST_STATIC_CONSTANT(int,bit_depth=8);
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BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_MINISBLACK);
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};
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template <>
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struct tiff_write_support_private<bits8,rgb_t> {
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BOOST_STATIC_CONSTANT(bool,is_supported=true);
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BOOST_STATIC_CONSTANT(int,bit_depth=8);
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BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_RGB);
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};
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template <>
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struct tiff_write_support_private<bits16,gray_t> {
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BOOST_STATIC_CONSTANT(bool,is_supported=true);
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BOOST_STATIC_CONSTANT(int,bit_depth=16);
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BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_MINISBLACK);
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};
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template <>
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struct tiff_write_support_private<bits16,rgb_t> {
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BOOST_STATIC_CONSTANT(bool,is_supported=true);
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BOOST_STATIC_CONSTANT(int,bit_depth=16);
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BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_RGB);
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};
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template <>
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struct tiff_write_support_private<bits32f,gray_t> {
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BOOST_STATIC_CONSTANT(bool,is_supported=true);
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BOOST_STATIC_CONSTANT(int,bit_depth=32);
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BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_MINISBLACK);
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};
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template <>
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struct tiff_write_support_private<bits32f,rgb_t> {
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BOOST_STATIC_CONSTANT(bool,is_supported=true);
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BOOST_STATIC_CONSTANT(int,bit_depth=32);
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BOOST_STATIC_CONSTANT(int,color_type=PHOTOMETRIC_RGB);
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};
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class tiff_reader {
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protected:
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TIFF *_tp;
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public:
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tiff_reader(const char* filename,tdir_t dirnum=0) {
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io_error_if((_tp=TIFFOpen(filename,"r"))==NULL,
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"tiff_reader: fail to open file");
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if(dirnum>0) {
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io_error_if(TIFFSetDirectory(_tp,dirnum)!=1,
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"tiff_reader: fail to set directory");
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}
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}
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~tiff_reader() { TIFFClose(_tp); }
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template <typename View>
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void apply(const View& view) {
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unsigned short bps,photometric;
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point2<std::ptrdiff_t> dims=get_dimensions();
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io_error_if(TIFFGetField(_tp,TIFFTAG_BITSPERSAMPLE,&bps)!=1);
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io_error_if(TIFFGetField(_tp,TIFFTAG_PHOTOMETRIC,&photometric)!=1);
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io_error_if(dims!=view.dimensions(),
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"tiff_read_view: input view size does not match TIFF file size");
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io_error_if(tiff_read_support_private<typename channel_type<View>::type,
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typename color_space_type<View>::type>::bit_depth!=bps ||
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tiff_read_support_private<typename channel_type<View>::type,
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typename color_space_type<View>::type>::color_type!=photometric,
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"tiff_read_view: input view type is incompatible with the image type");
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std::size_t element_size=sizeof(pixel<typename channel_type<View>::type,
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layout<typename color_space_type<View>::type> >);
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std::size_t size_to_allocate = (std::max)((std::size_t)view.width(),
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(std::size_t)(TIFFScanlineSize(_tp)+element_size-1)/element_size);
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std::vector<pixel<typename channel_type<View>::type,
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layout<typename color_space_type<View>::type> > > row(size_to_allocate);
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for (int y=0;y<view.height();++y) {
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io_error_if(TIFFReadScanline(_tp,&row.front(), y)!=1);
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std::copy(row.begin(),row.begin()+view.width(),view.row_begin(y));
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}
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}
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point2<std::ptrdiff_t> get_dimensions() {
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int w,h;
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io_error_if(TIFFGetField(_tp,TIFFTAG_IMAGEWIDTH, &w)!=1);
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io_error_if(TIFFGetField(_tp,TIFFTAG_IMAGELENGTH,&h)!=1);
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return point2<std::ptrdiff_t>(w,h);
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}
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template <typename Image>
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void read_image(Image& im) {
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im.recreate(get_dimensions());
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apply(view(im));
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}
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};
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// This code will be simplified...
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template <typename CC>
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class tiff_reader_color_convert : public tiff_reader {
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private:
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CC _cc;
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public:
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tiff_reader_color_convert(const char* filename,tdir_t dirnum=0) :
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tiff_reader(filename,dirnum) {}
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tiff_reader_color_convert(const char* filename,CC cc_in,tdir_t dirnum=0) :
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tiff_reader(filename,dirnum),_cc(cc_in) {}
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template <typename View>
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void apply(const View& view) {
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point2<std::ptrdiff_t> dims=get_dimensions();
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unsigned short bps,photometric;
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io_error_if(TIFFGetField(_tp,TIFFTAG_BITSPERSAMPLE,&bps)!=1);
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io_error_if(TIFFGetField(_tp,TIFFTAG_PHOTOMETRIC,&photometric)!=1);
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io_error_if(dims!=view.dimensions(),
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"tiff_reader_color_convert::apply(): input view size does not match TIFF file size");
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switch (photometric) {
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case PHOTOMETRIC_MINISBLACK: {
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switch (bps) {
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case 8: {
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std::size_t element_size=sizeof(gray8_pixel_t);
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std::size_t size_to_allocate = (std::max)((std::size_t)view.width(),
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(std::size_t)(TIFFScanlineSize(_tp)+element_size-1)/element_size);
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std::vector<gray8_pixel_t> row(size_to_allocate);
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for (int y=0;y<view.height();++y) {
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io_error_if(TIFFReadScanline(_tp,&row.front(), y)!=1);
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std::transform(row.begin(),row.begin()+view.width(),view.row_begin(y),
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color_convert_deref_fn<gray8_ref_t,typename View::value_type,CC>(_cc));
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}
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break;
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}
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case 16: {
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std::size_t element_size=sizeof(gray16_pixel_t);
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std::size_t size_to_allocate = (std::max)((std::size_t)view.width(),
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(std::size_t)(TIFFScanlineSize(_tp)+element_size-1)/element_size);
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std::vector<gray16_pixel_t> row(size_to_allocate);
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for (int y=0;y<view.height();++y) {
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io_error_if(TIFFReadScanline(_tp,&row.front(), y)!=1);
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std::transform(row.begin(),row.begin()+view.width(),view.row_begin(y),
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color_convert_deref_fn<gray16_ref_t,typename View::value_type,CC>(_cc));
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}
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break;
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}
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case 32: {
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std::size_t element_size=sizeof(gray32f_pixel_t);
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std::size_t size_to_allocate = (std::max)((std::size_t)view.width(),
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(std::size_t)(TIFFScanlineSize(_tp)+element_size-1)/element_size);
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std::vector<gray32f_pixel_t> row(size_to_allocate);
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for (int y=0;y<view.height();++y) {
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io_error_if(TIFFReadScanline(_tp,&row.front(), y)!=1);
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std::transform(row.begin(),row.begin()+view.width(),view.row_begin(y),
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color_convert_deref_fn<gray32f_ref_t,typename View::value_type,CC>(_cc));
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}
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break;
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}
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default:
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io_error("tiff_reader_color_convert::apply(): unknown combination of color type and bit depth");
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}
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break;
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}
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case PHOTOMETRIC_RGB: {
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switch (bps) {
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case 8: {
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std::size_t element_size=sizeof(rgb8_pixel_t);
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std::size_t size_to_allocate = (std::max)((std::size_t)view.width(),
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(std::size_t)(TIFFScanlineSize(_tp)+element_size-1)/element_size);
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std::vector<rgb8_pixel_t> row(size_to_allocate);
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for (int y=0;y<view.height();++y) {
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io_error_if(TIFFReadScanline(_tp,&row.front(), y)!=1);
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std::transform(row.begin(),row.begin()+view.width(),view.row_begin(y),
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color_convert_deref_fn<rgb8_ref_t,typename View::value_type,CC>(_cc));
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}
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break;
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}
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case 16: {
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std::size_t element_size=sizeof(rgb16_pixel_t);
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std::size_t size_to_allocate = (std::max)((std::size_t)view.width(),
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(std::size_t)(TIFFScanlineSize(_tp)+element_size-1)/element_size);
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std::vector<rgb16_pixel_t> row(size_to_allocate);
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for (int y=0;y<view.height();++y) {
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io_error_if(TIFFReadScanline(_tp,&row.front(), y)!=1);
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std::transform(row.begin(),row.begin()+view.width(),view.row_begin(y),
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color_convert_deref_fn<rgb16_ref_t,typename View::value_type,CC>(_cc));
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}
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break;
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}
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case 32: {
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std::size_t element_size=sizeof(rgb32f_pixel_t);
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std::size_t size_to_allocate = (std::max)((std::size_t)view.width(),
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(std::size_t)(TIFFScanlineSize(_tp)+element_size-1)/element_size);
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std::vector<rgb32f_pixel_t> row(size_to_allocate);
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for (int y=0;y<view.height();++y) {
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io_error_if(TIFFReadScanline(_tp,&row.front(), y)!=1);
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std::transform(row.begin(),row.begin()+view.width(),view.row_begin(y),
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color_convert_deref_fn<rgb32f_ref_t,typename View::value_type,CC>(_cc));
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}
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break;
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}
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default:
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io_error("tiff_reader_color_convert::apply(): unknown combination of color type and bit depth");
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}
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break;
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}
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default: {
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// reads an image in incompatible format via TIFFReadRGBAImage
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rgba8_image_t rgbaImg(dims);
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io_error_if(!TIFFReadRGBAImage(_tp, dims.x, dims.y, (uint32*)&gil::view(rgbaImg)(0,0), 0),
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"tiff_reader_color_convert::unsupported image format");
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copy_and_convert_pixels(flipped_up_down_view(const_view(rgbaImg)), view, _cc);
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}
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}
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}
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template <typename Image>
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void read_image(Image& im) {
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im.recreate(get_dimensions());
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apply(view(im));
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}
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};
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class tiff_writer {
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protected:
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TIFF* _tp;
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public:
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tiff_writer(const char *filename) {
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io_error_if((_tp=TIFFOpen(filename,"w"))==NULL,
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"tiff_writer: fail to open file");
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}
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~tiff_writer() {TIFFClose(_tp);}
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template <typename View>
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void apply(const View& view) {
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io_error_if(TIFFSetField(_tp,TIFFTAG_IMAGELENGTH, view.height())!=1);
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io_error_if(TIFFSetField(_tp,TIFFTAG_IMAGEWIDTH, view.width())!=1);
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io_error_if(TIFFSetField(_tp,TIFFTAG_PHOTOMETRIC, tiff_write_support_private<typename channel_type<View>::type,
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typename color_space_type<View>::type>::color_type)!=1);
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io_error_if(TIFFSetField(_tp,TIFFTAG_RESOLUTIONUNIT, RESUNIT_NONE)!=1);
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io_error_if(TIFFSetField(_tp,TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG)!=1);
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io_error_if(TIFFSetField(_tp,TIFFTAG_ORIENTATION, ORIENTATION_TOPLEFT)!=1);
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io_error_if(TIFFSetField(_tp,TIFFTAG_SAMPLESPERPIXEL,num_channels<View>::value)!=1);
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io_error_if(TIFFSetField(_tp,TIFFTAG_BITSPERSAMPLE, tiff_write_support_private<typename channel_type<View>::type,
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typename color_space_type<View>::type>::bit_depth)!=1);
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io_error_if(TIFFSetField(_tp,TIFFTAG_ROWSPERSTRIP, TIFFDefaultStripSize(_tp, 0))!=1);
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std::vector<pixel<typename channel_type<View>::type,
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layout<typename color_space_type<View>::type> > > row(view.width());
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for (int y=0;y<view.height();++y) {
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std::copy(view.row_begin(y),view.row_end(y),row.begin());
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io_error_if(TIFFWriteScanline(_tp,&row.front(),y,0)!=1,
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"tiff_write_view: fail to write file");
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}
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}
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};
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} // namespace detail
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/// \ingroup TIFF_IO
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/// \brief Determines whether the given view type is supported for reading
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template <typename View>
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struct tiff_read_support {
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BOOST_STATIC_CONSTANT(bool,is_supported=
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(detail::tiff_read_support_private<typename channel_type<View>::type,
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typename color_space_type<View>::type>::is_supported));
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BOOST_STATIC_CONSTANT(int,bit_depth=
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(detail::tiff_read_support_private<typename channel_type<View>::type,
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typename color_space_type<View>::type>::bit_depth));
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BOOST_STATIC_CONSTANT(int,color_type=
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(detail::tiff_read_support_private<typename channel_type<View>::type,
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typename color_space_type<View>::type>::color_type));
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};
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/// \ingroup TIFF_IO
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/// \brief Returns the number of directories in the TIFF file
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inline int tiff_get_directory_count(const char* filename) {
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TIFF *tif;
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io_error_if((tif=TIFFOpen(filename,"r"))==NULL,
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"tiff_get_count: fail to open file");
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int dircount = 0;
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do {
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dircount++;
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} while (TIFFReadDirectory(tif));
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TIFFClose(tif);
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return dircount;
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}
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/// \ingroup TIFF_IO
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/// \brief Returns the width and height of the TIFF file at the specified location.
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/// Throws std::ios_base::failure if the location does not correspond to a valid TIFF file
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inline point2<std::ptrdiff_t> tiff_read_dimensions(const char* filename,tdir_t dirnum=0) {
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detail::tiff_reader m(filename,dirnum);
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return m.get_dimensions();
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}
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/// \ingroup TIFF_IO
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/// \brief Returns the width and height of the TIFF file at the specified location.
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/// Throws std::ios_base::failure if the location does not correspond to a valid TIFF file
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inline point2<std::ptrdiff_t> tiff_read_dimensions(const std::string& filename,tdir_t dirnum=0) {
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return tiff_read_dimensions(filename.c_str(),dirnum);
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}
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/// \ingroup TIFF_IO
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/// \brief Loads the image specified by the given tiff image file name into the given view.
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/// Triggers a compile assert if the view color space and channel depth are not supported by the TIFF library or by the I/O extension.
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/// Throws std::ios_base::failure if the file is not a valid TIFF file, or if its color space or channel depth are not
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/// compatible with the ones specified by View, or if its dimensions don't match the ones of the view.
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template <typename View>
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inline void tiff_read_view(const char* filename,const View& view,tdir_t dirnum=0) {
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BOOST_STATIC_ASSERT(tiff_read_support<View>::is_supported);
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detail::tiff_reader m(filename,dirnum);
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m.apply(view);
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}
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/// \ingroup TIFF_IO
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/// \brief Loads the image specified by the given tiff image file name into the given view.
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template <typename View>
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inline void tiff_read_view(const std::string& filename,const View& view,tdir_t dirnum=0) {
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tiff_read_view(filename.c_str(),view,dirnum);
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}
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/// \ingroup TIFF_IO
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/// \brief Allocates a new image whose dimensions are determined by the given tiff image file, and loads the pixels into it.
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/// Triggers a compile assert if the image color space or channel depth are not supported by the TIFF library or by the I/O extension.
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/// Throws std::ios_base::failure if the file is not a valid TIFF file, or if its color space or channel depth are not
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/// compatible with the ones specified by Image
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template <typename Image>
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void tiff_read_image(const char* filename,Image& im,tdir_t dirnum=0) {
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BOOST_STATIC_ASSERT(tiff_read_support<typename Image::view_t>::is_supported);
|
|
detail::tiff_reader m(filename,dirnum);
|
|
m.read_image(im);
|
|
}
|
|
|
|
/// \ingroup TIFF_IO
|
|
/// \brief Allocates a new image whose dimensions are determined by the given tiff image file, and loads the pixels into it.
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|
template <typename Image>
|
|
inline void tiff_read_image(const std::string& filename,Image& im,tdir_t dirnum=0) {
|
|
tiff_read_image(filename.c_str(),im,dirnum);
|
|
}
|
|
|
|
/// \ingroup TIFF_IO
|
|
/// \brief Loads and color-converts the image specified by the given tiff image file name into the given view.
|
|
/// Throws std::ios_base::failure if the file is not a valid TIFF file, or if its dimensions don't match the ones of the view.
|
|
template <typename View,typename CC>
|
|
inline void tiff_read_and_convert_view(const char* filename,const View& view,CC cc,tdir_t dirnum=0) {
|
|
detail::tiff_reader_color_convert<CC> m(filename,cc,dirnum);
|
|
m.apply(view);
|
|
}
|
|
|
|
/// \ingroup TIFF_IO
|
|
/// \brief Loads and color-converts the image specified by the given tiff image file name into the given view.
|
|
/// Throws std::ios_base::failure if the file is not a valid TIFF file, or if its dimensions don't match the ones of the view.
|
|
template <typename View>
|
|
inline void tiff_read_and_convert_view(const char* filename,const View& view,tdir_t dirnum=0) {
|
|
detail::tiff_reader_color_convert<default_color_converter> m(filename,default_color_converter(),dirnum);
|
|
m.apply(view);
|
|
}
|
|
|
|
/// \ingroup TIFF_IO
|
|
/// \brief Loads and color-converts the image specified by the given tiff image file name into the given view.
|
|
template <typename View,typename CC>
|
|
inline void tiff_read_and_convert_view(const std::string& filename,const View& view,CC cc,tdir_t dirnum=0) {
|
|
tiff_read_and_convert_view(filename.c_str(),view,cc,dirnum);
|
|
}
|
|
|
|
/// \ingroup TIFF_IO
|
|
/// \brief Loads and color-converts the image specified by the given tiff image file name into the given view.
|
|
template <typename View>
|
|
inline void tiff_read_and_convert_view(const std::string& filename,const View& view,tdir_t dirnum=0) {
|
|
tiff_read_and_convert_view(filename.c_str(),view,dirnum);
|
|
}
|
|
|
|
/// \ingroup TIFF_IO
|
|
/// \brief Allocates a new image whose dimensions are determined by the given tiff image file, loads and color-converts the pixels into it.
|
|
/// Throws std::ios_base::failure if the file is not a valid TIFF file
|
|
template <typename Image,typename CC>
|
|
void tiff_read_and_convert_image(const char* filename,Image& im,CC cc,tdir_t dirnum=0) {
|
|
detail::tiff_reader_color_convert<CC> m(filename,cc,dirnum);
|
|
m.read_image(im);
|
|
}
|
|
|
|
/// \ingroup TIFF_IO
|
|
/// \brief Allocates a new image whose dimensions are determined by the given tiff image file, loads and color-converts the pixels into it.
|
|
/// Throws std::ios_base::failure if the file is not a valid TIFF file
|
|
template <typename Image>
|
|
void tiff_read_and_convert_image(const char* filename,Image& im,tdir_t dirnum=0) {
|
|
detail::tiff_reader_color_convert<default_color_converter> m(filename,default_color_converter(),dirnum);
|
|
m.read_image(im);
|
|
}
|
|
|
|
/// \ingroup TIFF_IO
|
|
/// \brief Allocates a new image whose dimensions are determined by the given tiff image file, loads and color-converts the pixels into it.
|
|
template <typename Image,typename CC>
|
|
inline void tiff_read_and_convert_image(const std::string& filename,Image& im,CC cc,tdir_t dirnum=0) {
|
|
tiff_read_and_convert_image(filename.c_str(),im,cc,dirnum);
|
|
}
|
|
|
|
/// \ingroup TIFF_IO
|
|
/// \brief Allocates a new image whose dimensions are determined by the given tiff image file, loads and color-converts the pixels into it.
|
|
template <typename Image>
|
|
inline void tiff_read_and_convert_image(const std::string& filename,Image& im,tdir_t dirnum=0) {
|
|
tiff_read_and_convert_image(filename.c_str(),im,dirnum);
|
|
}
|
|
|
|
/// \ingroup TIFF_IO
|
|
/// \brief Determines whether the given view type is supported for writing
|
|
template <typename View>
|
|
struct tiff_write_support {
|
|
BOOST_STATIC_CONSTANT(bool,is_supported=
|
|
(detail::tiff_write_support_private<typename channel_type<View>::type,
|
|
typename color_space_type<View>::type>::is_supported));
|
|
BOOST_STATIC_CONSTANT(int,bit_depth=
|
|
(detail::tiff_write_support_private<typename channel_type<View>::type,
|
|
typename color_space_type<View>::type>::bit_depth));
|
|
BOOST_STATIC_CONSTANT(int,color_type=
|
|
(detail::tiff_write_support_private<typename channel_type<View>::type,
|
|
typename color_space_type<View>::type>::color_type));
|
|
BOOST_STATIC_CONSTANT(bool, value=is_supported);
|
|
};
|
|
|
|
/// \ingroup TIFF_IO
|
|
/// \brief Saves the view to a tiff file specified by the given tiff image file name.
|
|
/// Triggers a compile assert if the view color space and channel depth are not supported by the TIFF library or by the I/O extension.
|
|
/// Throws std::ios_base::failure if it fails to create the file.
|
|
template <typename View>
|
|
inline void tiff_write_view(const char* filename,const View& view) {
|
|
BOOST_STATIC_ASSERT(tiff_write_support<View>::is_supported);
|
|
detail::tiff_writer m(filename);
|
|
m.apply(view);
|
|
}
|
|
|
|
/// \ingroup TIFF_IO
|
|
/// \brief Saves the view to a tiff file specified by the given tiff image file name.
|
|
template <typename View>
|
|
inline void tiff_write_view(const std::string& filename,const View& view) {
|
|
tiff_write_view(filename.c_str(),view);
|
|
}
|
|
|
|
} } // namespace boost::gil
|
|
|
|
#endif
|