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/* Copyright (c) 2008-2022 the MRtrix3 contributors.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* Covered Software is provided under this License on an "as is"
* basis, without warranty of any kind, either expressed, implied, or
* statutory, including, without limitation, warranties that the
* Covered Software is free of defects, merchantable, fit for a
* particular purpose or non-infringing.
* See the Mozilla Public License v. 2.0 for more details.
*
* For more details, see http://www.mrtrix.org/.
*/
#ifdef MRTRIX_TIFF_SUPPORT
#include "header.h"
#include "image_helpers.h"
#include "file/tiff.h"
#include "image_io/tiff.h"
namespace MR
{
namespace ImageIO
{
void TIFF::load (const Header& header, size_t)
{
DEBUG ("allocating buffer for TIFF image \"" + header.name() + "\"...");
addresses.resize (1);
addresses[0].reset (new uint8_t [footprint (header)]);
uint8_t* data = addresses[0].get();
for (auto& entry : files) {
File::TIFF tif (entry.name);
uint16_t config (0);
tif.read_and_check (TIFFTAG_PLANARCONFIG, config);
size_t scanline_size = tif.scanline_size();
do {
if (header.ndim() == 3 || config == PLANARCONFIG_CONTIG) {
for (ssize_t row = 0; row < header.size(1); ++row) {
tif.read_scanline (data, row);
data += scanline_size;
}
}
else if (config == PLANARCONFIG_SEPARATE) {
for (ssize_t s = 0; s < header.size(3); s++) {
for (ssize_t row = 0; row < header.size(1); ++row) {
tif.read_scanline (data, row, s);
data += scanline_size;
}
}
}
} while (tif.read_directory() != 0);
}
}
void TIFF::unload (const Header& header)
{
if (addresses.size()) {
DEBUG ("deleting buffer for TIFF image \"" + header.name() + "\"...");
addresses[0].release();
}
}
}
}
#endif
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