orthanc: OrthancServer/Internals/DicomImageDecoder.cpp annotate

annotate OrthancServer/Internals/DicomImageDecoder.cpp @ 1929:cda5b0ab4ce5

ORTHANC_MAXIMUM_TAG_LENGTH made explicit

author	Sebastien Jodogne <s.jodogne@gmail.com>
date	Mon, 21 Mar 2016 14:28:59 +0100
parents	84c7eaeb5244
children	1a5e070a21c3

rev	line source
845 48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	1 /**
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	2 * Orthanc - A Lightweight, RESTful DICOM Store
1900 b1291df2f780 2016 Sebastien Jodogne <s.jodogne@gmail.com> parents: 1826 diff changeset	3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
1288 6e7e5ed91c2d upgrade to year 2015 Sebastien Jodogne <s.jodogne@gmail.com> parents: 1206 diff changeset	4 * Department, University Hospital of Liege, Belgium
845 48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	5 *
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	6 * This program is free software: you can redistribute it and/or
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	7 * modify it under the terms of the GNU General Public License as
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	8 * published by the Free Software Foundation, either version 3 of the
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	9 * License, or (at your option) any later version.
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	10 *
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	11 * In addition, as a special exception, the copyright holders of this
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	12 * program give permission to link the code of its release with the
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	13 * OpenSSL project's "OpenSSL" library (or with modified versions of it
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	14 * that use the same license as the "OpenSSL" library), and distribute
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	15 * the linked executables. You must obey the GNU General Public License
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	16 * in all respects for all of the code used other than "OpenSSL". If you
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	17 * modify file(s) with this exception, you may extend this exception to
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	18 * your version of the file(s), but you are not obligated to do so. If
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	19 * you do not wish to do so, delete this exception statement from your
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	20 * version. If you delete this exception statement from all source files
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	21 * in the program, then also delete it here.
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	22 *
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	23 * This program is distributed in the hope that it will be useful, but
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	24 * WITHOUT ANY WARRANTY; without even the implied warranty of
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	26 * General Public License for more details.
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	27 *
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	28 * You should have received a copy of the GNU General Public License
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	29 * along with this program. If not, see <http://www.gnu.org/licenses/>.
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	30 **/
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	31
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	32
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	33 #include "../PrecompiledHeadersServer.h"
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	34 #include "DicomImageDecoder.h"
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	35
846 715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	36
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	37 /*=========================================================================
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	38
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	39 This file is based on portions of the following project
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	40 (cf. function "DecodePsmctRle1()"):
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	41
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	42 Program: GDCM (Grassroots DICOM). A DICOM library
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	43 Module: http://gdcm.sourceforge.net/Copyright.html
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	44
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	45 Copyright (c) 2006-2011 Mathieu Malaterre
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	46 Copyright (c) 1993-2005 CREATIS
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	47 (CREATIS = Centre de Recherche et d'Applications en Traitement de l'Image)
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	48 All rights reserved.
846 715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	49
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	50 Redistribution and use in source and binary forms, with or without
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	51 modification, are permitted provided that the following conditions are met:
846 715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	52
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	53 * Redistributions of source code must retain the above copyright notice,
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	54 this list of conditions and the following disclaimer.
846 715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	55
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	56 * Redistributions in binary form must reproduce the above copyright notice,
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	57 this list of conditions and the following disclaimer in the documentation
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	58 and/or other materials provided with the distribution.
846 715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	59
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	60 * Neither name of Mathieu Malaterre, or CREATIS, nor the names of any
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	61 contributors (CNRS, INSERM, UCB, Universite Lyon I), may be used to
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	62 endorse or promote products derived from this software without specific
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	63 prior written permission.
846 715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	64
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	65 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	66 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	67 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	68 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	69 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	70 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	71 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	72 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	73 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	74 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
846 715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	75
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	76 =========================================================================*/
846 715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	77
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	78
1486 f967bdf8534e refactoring to Logging.h Sebastien Jodogne <s.jodogne@gmail.com> parents: 1288 diff changeset	79 #include "../../Core/Logging.h"
845 48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	80 #include "../../Core/OrthancException.h"
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	81 #include "../../Core/Images/Image.h"
1612 96582230ddcb Core/ImageFormats folder renamed as Core/Images Sebastien Jodogne <s.jodogne@gmail.com> parents: 1486 diff changeset	82 #include "../../Core/Images/ImageProcessing.h"
1902 8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	83 #include "../../Core/Images/PngWriter.h"
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	84 #include "../../Core/Images/JpegWriter.h"
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	85 #include "../../Core/DicomFormat/DicomIntegerPixelAccessor.h"
845 48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	86 #include "../ToDcmtkBridge.h"
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	87 #include "../FromDcmtkBridge.h"
1824 b530c3dfe2a6 refactoring image decoding Sebastien Jodogne <s.jodogne@gmail.com> parents: 1612 diff changeset	88 #include "../ParsedDicomFile.h"
1928 84c7eaeb5244 Configuration::GetDefaultEncoding Sebastien Jodogne <s.jodogne@gmail.com> parents: 1924 diff changeset	89 #include "../OrthancInitialization.h"
845 48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	90
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	91 #include <boost/lexical_cast.hpp>
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	92
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	93 #include <dcmtk/dcmdata/dcfilefo.h>
1905 8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	94 #include <dcmtk/dcmdata/dcrleccd.h>
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	95 #include <dcmtk/dcmdata/dcrlecp.h>
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	96
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	97 #if ORTHANC_JPEG_LOSSLESS_ENABLED == 1
845 48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	98 #include <dcmtk/dcmjpls/djcodecd.h>
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	99 #include <dcmtk/dcmjpls/djcparam.h>
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	100 #include <dcmtk/dcmjpeg/djrplol.h>
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	101 #endif
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	102
1905 8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	103 #if ORTHANC_JPEG_ENABLED == 1
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	104 #include <dcmtk/dcmjpeg/djcodecd.h>
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	105 #include <dcmtk/dcmjpeg/djcparam.h>
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	106 #include <dcmtk/dcmjpeg/djdecbas.h>
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	107 #include <dcmtk/dcmjpeg/djdecext.h>
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	108 #include <dcmtk/dcmjpeg/djdeclol.h>
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	109 #include <dcmtk/dcmjpeg/djdecpro.h>
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	110 #include <dcmtk/dcmjpeg/djdecsps.h>
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	111 #include <dcmtk/dcmjpeg/djdecsv1.h>
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	112 #endif
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	113
845 48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	114
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	115 namespace Orthanc
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	116 {
846 715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	117 static const DicomTag DICOM_TAG_CONTENT(0x07a1, 0x100a);
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	118 static const DicomTag DICOM_TAG_COMPRESSION_TYPE(0x07a1, 0x1011);
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	119
942 b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	120
1924 6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding) Sebastien Jodogne <s.jodogne@gmail.com> parents: 1905 diff changeset	121 bool DicomImageDecoder::IsPsmctRle1(DcmDataset& dataset)
846 715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	122 {
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	123 DcmElement* e;
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	124 char* c;
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	125
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	126 // Check whether the DICOM instance contains an image encoded with
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	127 // the PMSCT_RLE1 scheme.
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	128 if (!dataset.findAndGetElement(ToDcmtkBridge::Convert(DICOM_TAG_COMPRESSION_TYPE), e).good() \|\|
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	129 e == NULL \|\|
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	130 !e->isaString() \|\|
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	131 !e->getString(c).good() \|\|
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	132 c == NULL \|\|
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	133 strcmp("PMSCT_RLE1", c))
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	134 {
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	135 return false;
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	136 }
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	137 else
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	138 {
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	139 return true;
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	140 }
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	141 }
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	142
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	143
1924 6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding) Sebastien Jodogne <s.jodogne@gmail.com> parents: 1905 diff changeset	144 bool DicomImageDecoder::DecodePsmctRle1(std::string& output,
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding) Sebastien Jodogne <s.jodogne@gmail.com> parents: 1905 diff changeset	145 DcmDataset& dataset)
846 715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	146 {
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	147 // Check whether the DICOM instance contains an image encoded with
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	148 // the PMSCT_RLE1 scheme.
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	149 if (!IsPsmctRle1(dataset))
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	150 {
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	151 return false;
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	152 }
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	153
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	154 // OK, this is a custom RLE encoding from Philips. Get the pixel
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	155 // data from the appropriate private DICOM tag.
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	156 Uint8* pixData = NULL;
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	157 DcmElement* e;
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	158 if (!dataset.findAndGetElement(ToDcmtkBridge::Convert(DICOM_TAG_CONTENT), e).good() \|\|
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	159 e == NULL \|\|
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	160 e->getUint8Array(pixData) != EC_Normal)
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	161 {
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	162 return false;
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	163 }
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	164
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	165 // The "unsigned" below IS VERY IMPORTANT
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	166 const uint8_t* inbuffer = reinterpret_cast<const uint8_t*>(pixData);
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	167 const size_t length = e->getLength();
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	168
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	169 /**
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	170 * The code below is an adaptation of a sample code for GDCM by
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	171 * Mathieu Malaterre (under a BSD license).
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	172 * http://gdcm.sourceforge.net/html/rle2img_8cxx-example.html
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	173 **/
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	174
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	175 // RLE pass
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	176 std::vector<uint8_t> temp;
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	177 temp.reserve(length);
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	178 for (size_t i = 0; i < length; i++)
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	179 {
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	180 if (inbuffer[i] == 0xa5)
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	181 {
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	182 temp.push_back(inbuffer[i+2]);
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	183 for (uint8_t repeat = inbuffer[i + 1]; repeat != 0; repeat--)
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	184 {
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	185 temp.push_back(inbuffer[i+2]);
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	186 }
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	187 i += 2;
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	188 }
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	189 else
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	190 {
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	191 temp.push_back(inbuffer[i]);
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	192 }
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	193 }
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	194
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	195 // Delta encoding pass
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	196 uint16_t delta = 0;
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	197 output.clear();
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	198 output.reserve(temp.size());
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	199 for (size_t i = 0; i < temp.size(); i++)
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	200 {
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	201 uint16_t value;
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	202
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	203 if (temp[i] == 0x5a)
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	204 {
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	205 uint16_t v1 = temp[i + 1];
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	206 uint16_t v2 = temp[i + 2];
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	207 value = (v2 << 8) + v1;
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	208 i += 2;
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	209 }
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	210 else
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	211 {
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	212 value = delta + (int8_t) temp[i];
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	213 }
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	214
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	215 output.push_back(value & 0xff);
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	216 output.push_back(value >> 8);
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	217 delta = value;
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	218 }
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	219
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	220 if (output.size() % 2)
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	221 {
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	222 output.resize(output.size() - 1);
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	223 }
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	224
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	225 return true;
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	226 }
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	227
715ab7674993 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 845 diff changeset	228
942 b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	229 class DicomImageDecoder::ImageSource
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	230 {
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	231 private:
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	232 std::string psmct_;
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	233 std::auto_ptr<DicomIntegerPixelAccessor> slowAccessor_;
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	234
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	235 public:
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	236 void Setup(DcmDataset& dataset,
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	237 unsigned int frame)
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	238 {
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	239 psmct_.clear();
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	240 slowAccessor_.reset(NULL);
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	241
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	242 // See also: http://support.dcmtk.org/wiki/dcmtk/howto/accessing-compressed-data
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	243
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	244 DicomMap m;
1929 cda5b0ab4ce5 ORTHANC_MAXIMUM_TAG_LENGTH made explicit Sebastien Jodogne <s.jodogne@gmail.com> parents: 1928 diff changeset	245 FromDcmtkBridge::Convert(m, dataset, ORTHANC_MAXIMUM_TAG_LENGTH,
1928 84c7eaeb5244 Configuration::GetDefaultEncoding Sebastien Jodogne <s.jodogne@gmail.com> parents: 1924 diff changeset	246 Configuration::GetDefaultEncoding());
942 b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	247
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	248 /**
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	249 * Create an accessor to the raw values of the DICOM image.
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	250 **/
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	251
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	252 DcmElement* e;
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	253 if (dataset.findAndGetElement(ToDcmtkBridge::Convert(DICOM_TAG_PIXEL_DATA), e).good() &&
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	254 e != NULL)
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	255 {
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	256 Uint8* pixData = NULL;
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	257 if (e->getUint8Array(pixData) == EC_Normal)
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	258 {
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	259 slowAccessor_.reset(new DicomIntegerPixelAccessor(m, pixData, e->getLength()));
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	260 }
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	261 }
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	262 else if (DecodePsmctRle1(psmct_, dataset))
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	263 {
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	264 LOG(INFO) << "The PMSCT_RLE1 decoding has succeeded";
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	265 Uint8* pixData = NULL;
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	266 if (psmct_.size() > 0)
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	267 {
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	268 pixData = reinterpret_cast<Uint8*>(&psmct_[0]);
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	269 }
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	270
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	271 slowAccessor_.reset(new DicomIntegerPixelAccessor(m, pixData, psmct_.size()));
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	272 }
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	273
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	274 if (slowAccessor_.get() == NULL)
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	275 {
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	276 throw OrthancException(ErrorCode_BadFileFormat);
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	277 }
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	278
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	279 slowAccessor_->SetCurrentFrame(frame);
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	280 }
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	281
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	282 unsigned int GetWidth() const
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	283 {
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	284 assert(slowAccessor_.get() != NULL);
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	285 return slowAccessor_->GetInformation().GetWidth();
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	286 }
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	287
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	288 unsigned int GetHeight() const
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	289 {
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	290 assert(slowAccessor_.get() != NULL);
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	291 return slowAccessor_->GetInformation().GetHeight();
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	292 }
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	293
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	294 unsigned int GetChannelCount() const
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	295 {
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	296 assert(slowAccessor_.get() != NULL);
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	297 return slowAccessor_->GetInformation().GetChannelCount();
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	298 }
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	299
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	300 const DicomIntegerPixelAccessor& GetAccessor() const
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	301 {
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	302 assert(slowAccessor_.get() != NULL);
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	303 return *slowAccessor_;
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	304 }
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	305
1190 851a55d183c9 fix issue 22 Sebastien Jodogne <s.jodogne@gmail.com> parents: 1015 diff changeset	306 unsigned int GetSize() const
942 b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	307 {
1190 851a55d183c9 fix issue 22 Sebastien Jodogne <s.jodogne@gmail.com> parents: 1015 diff changeset	308 assert(slowAccessor_.get() != NULL);
851a55d183c9 fix issue 22 Sebastien Jodogne <s.jodogne@gmail.com> parents: 1015 diff changeset	309 return slowAccessor_->GetSize();
942 b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	310 }
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	311 };
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	312
b3f6fb1130cd fixes thanks to cppcheck Sebastien Jodogne <s.jodogne@gmail.com> parents: 876 diff changeset	313
1905 8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	314 ImageAccessor* DicomImageDecoder::CreateImage(DcmDataset& dataset,
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	315 bool ignorePhotometricInterpretation)
845 48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	316 {
854 ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	317 DicomMap m;
1929 cda5b0ab4ce5 ORTHANC_MAXIMUM_TAG_LENGTH made explicit Sebastien Jodogne <s.jodogne@gmail.com> parents: 1928 diff changeset	318 FromDcmtkBridge::Convert(m, dataset, ORTHANC_MAXIMUM_TAG_LENGTH,
1928 84c7eaeb5244 Configuration::GetDefaultEncoding Sebastien Jodogne <s.jodogne@gmail.com> parents: 1924 diff changeset	319 Configuration::GetDefaultEncoding());
845 48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	320
854 ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	321 DicomImageInformation info(m);
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	322 PixelFormat format;
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	323
1905 8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	324 if (!info.ExtractPixelFormat(format, ignorePhotometricInterpretation))
845 48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	325 {
854 ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	326 LOG(WARNING) << "Unsupported DICOM image: " << info.GetBitsStored()
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	327 << "bpp, " << info.GetChannelCount() << " channels, "
860 80c7e53a69b5 bugfix Sebastien Jodogne <s.jodogne@gmail.com> parents: 859 diff changeset	328 << (info.IsSigned() ? "signed" : "unsigned")
1206 f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly) Sebastien Jodogne <s.jodogne@gmail.com> parents: 1190 diff changeset	329 << (info.IsPlanar() ? ", planar, " : ", non-planar, ")
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly) Sebastien Jodogne <s.jodogne@gmail.com> parents: 1190 diff changeset	330 << EnumerationToString(info.GetPhotometricInterpretation())
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly) Sebastien Jodogne <s.jodogne@gmail.com> parents: 1190 diff changeset	331 << " photometric interpretation";
845 48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	332 throw OrthancException(ErrorCode_NotImplemented);
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	333 }
874 87791ebc1f50 download matlab images Sebastien Jodogne <s.jodogne@gmail.com> parents: 863 diff changeset	334
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	335 return new Image(format, info.GetWidth(), info.GetHeight());
845 48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	336 }
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	337
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	338
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	339 template <typename PixelType>
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	340 static void CopyPixels(ImageAccessor& target,
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	341 const DicomIntegerPixelAccessor& source)
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	342 {
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	343 const PixelType minValue = std::numeric_limits<PixelType>::min();
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	344 const PixelType maxValue = std::numeric_limits<PixelType>::max();
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	345
853 839be3022203 DicomImageInformation Sebastien Jodogne <s.jodogne@gmail.com> parents: 852 diff changeset	346 for (unsigned int y = 0; y < source.GetInformation().GetHeight(); y++)
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	347 {
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	348 PixelType* pixel = reinterpret_cast<PixelType*>(target.GetRow(y));
853 839be3022203 DicomImageInformation Sebastien Jodogne <s.jodogne@gmail.com> parents: 852 diff changeset	349 for (unsigned int x = 0; x < source.GetInformation().GetWidth(); x++)
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	350 {
853 839be3022203 DicomImageInformation Sebastien Jodogne <s.jodogne@gmail.com> parents: 852 diff changeset	351 for (unsigned int c = 0; c < source.GetInformation().GetChannelCount(); c++, pixel++)
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	352 {
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	353 int32_t v = source.GetValue(x, y, c);
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	354 if (v < static_cast<int32_t>(minValue))
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	355 {
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	356 *pixel = minValue;
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	357 }
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	358 else if (v > static_cast<int32_t>(maxValue))
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	359 {
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	360 *pixel = maxValue;
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	361 }
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	362 else
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	363 {
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	364 *pixel = static_cast<PixelType>(v);
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	365 }
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	366 }
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	367 }
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	368 }
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	369 }
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	370
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	371
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	372 ImageAccessor* DicomImageDecoder::DecodeUncompressedImage(DcmDataset& dataset,
1905 8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	373 unsigned int frame)
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	374 {
852 5944b8b80842 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 851 diff changeset	375 ImageSource source;
5944b8b80842 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 851 diff changeset	376 source.Setup(dataset, frame);
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	377
858 ebc41566f742 removed unneeded check Sebastien Jodogne <s.jodogne@gmail.com> parents: 854 diff changeset	378
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	379 /**
858 ebc41566f742 removed unneeded check Sebastien Jodogne <s.jodogne@gmail.com> parents: 854 diff changeset	380 * Resize the target image.
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	381 **/
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	382
1905 8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	383 std::auto_ptr<ImageAccessor> target(CreateImage(dataset, false));
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	384
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	385 if (source.GetWidth() != target->GetWidth() \|\|
ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	386 source.GetHeight() != target->GetHeight())
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	387 {
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	388 throw OrthancException(ErrorCode_InternalError);
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	389 }
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	390
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	391
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	392 /**
854 ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	393 * If the format of the DICOM buffer is natively supported, use a
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	394 * direct access to copy its values.
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	395 **/
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	396
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	397 const DicomImageInformation& info = source.GetAccessor().GetInformation();
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	398
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	399 bool fastVersionSuccess = false;
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	400 PixelFormat sourceFormat;
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	401 if (!info.IsPlanar() &&
1905 8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	402 info.ExtractPixelFormat(sourceFormat, false))
854 ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	403 {
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	404 try
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	405 {
1190 851a55d183c9 fix issue 22 Sebastien Jodogne <s.jodogne@gmail.com> parents: 1015 diff changeset	406 size_t frameSize = info.GetHeight() * info.GetWidth() * GetBytesPerPixel(sourceFormat);
851a55d183c9 fix issue 22 Sebastien Jodogne <s.jodogne@gmail.com> parents: 1015 diff changeset	407 if ((frame + 1) * frameSize <= source.GetSize())
851a55d183c9 fix issue 22 Sebastien Jodogne <s.jodogne@gmail.com> parents: 1015 diff changeset	408 {
851a55d183c9 fix issue 22 Sebastien Jodogne <s.jodogne@gmail.com> parents: 1015 diff changeset	409 const uint8_t* buffer = reinterpret_cast<const uint8_t*>(source.GetAccessor().GetPixelData());
854 ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	410
1190 851a55d183c9 fix issue 22 Sebastien Jodogne <s.jodogne@gmail.com> parents: 1015 diff changeset	411 ImageAccessor sourceImage;
851a55d183c9 fix issue 22 Sebastien Jodogne <s.jodogne@gmail.com> parents: 1015 diff changeset	412 sourceImage.AssignReadOnly(sourceFormat,
851a55d183c9 fix issue 22 Sebastien Jodogne <s.jodogne@gmail.com> parents: 1015 diff changeset	413 info.GetWidth(),
851a55d183c9 fix issue 22 Sebastien Jodogne <s.jodogne@gmail.com> parents: 1015 diff changeset	414 info.GetHeight(),
851a55d183c9 fix issue 22 Sebastien Jodogne <s.jodogne@gmail.com> parents: 1015 diff changeset	415 info.GetWidth() * GetBytesPerPixel(sourceFormat),
851a55d183c9 fix issue 22 Sebastien Jodogne <s.jodogne@gmail.com> parents: 1015 diff changeset	416 buffer + frame * frameSize);
851a55d183c9 fix issue 22 Sebastien Jodogne <s.jodogne@gmail.com> parents: 1015 diff changeset	417
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	418 ImageProcessing::Convert(*target, sourceImage);
ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	419 ImageProcessing::ShiftRight(*target, info.GetShift());
1190 851a55d183c9 fix issue 22 Sebastien Jodogne <s.jodogne@gmail.com> parents: 1015 diff changeset	420 fastVersionSuccess = true;
851a55d183c9 fix issue 22 Sebastien Jodogne <s.jodogne@gmail.com> parents: 1015 diff changeset	421 }
854 ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	422 }
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	423 catch (OrthancException&)
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	424 {
859 610a9a1ed855 ImageProcessing::Convert Sebastien Jodogne <s.jodogne@gmail.com> parents: 858 diff changeset	425 // Unsupported conversion, use the slow version
854 ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	426 }
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	427 }
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	428
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	429 /**
859 610a9a1ed855 ImageProcessing::Convert Sebastien Jodogne <s.jodogne@gmail.com> parents: 858 diff changeset	430 * Slow version : loop over the DICOM buffer, storing its value
610a9a1ed855 ImageProcessing::Convert Sebastien Jodogne <s.jodogne@gmail.com> parents: 858 diff changeset	431 * into the target image.
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	432 **/
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	433
854 ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	434 if (!fastVersionSuccess)
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	435 {
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	436 switch (target->GetFormat())
854 ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	437 {
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	438 case PixelFormat_RGB24:
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	439 case PixelFormat_RGBA32:
ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	440 case PixelFormat_Grayscale8:
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	441 CopyPixels<uint8_t>(*target, source.GetAccessor());
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	442 break;
860 80c7e53a69b5 bugfix Sebastien Jodogne <s.jodogne@gmail.com> parents: 859 diff changeset	443
854 ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	444 case PixelFormat_Grayscale16:
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	445 CopyPixels<uint16_t>(*target, source.GetAccessor());
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	446 break;
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	447
854 ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	448 case PixelFormat_SignedGrayscale16:
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	449 CopyPixels<int16_t>(*target, source.GetAccessor());
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	450 break;
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	451
854 ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	452 default:
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	453 throw OrthancException(ErrorCode_InternalError);
854 ff530685e46a fast version of image copy Sebastien Jodogne <s.jodogne@gmail.com> parents: 853 diff changeset	454 }
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	455 }
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	456
ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	457 return target.release();
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	458 }
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	459
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	460
1905 8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	461 ImageAccessor* DicomImageDecoder::ApplyCodec(const DcmCodec& codec,
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	462 const DcmCodecParameter& parameters,
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	463 DcmDataset& dataset,
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	464 unsigned int frame)
1903 554ec8422ec5 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 1902 diff changeset	465 {
1924 6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding) Sebastien Jodogne <s.jodogne@gmail.com> parents: 1905 diff changeset	466 DcmPixelSequence* pixelSequence = FromDcmtkBridge::GetPixelSequence(dataset);
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding) Sebastien Jodogne <s.jodogne@gmail.com> parents: 1905 diff changeset	467 if (pixelSequence == NULL)
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding) Sebastien Jodogne <s.jodogne@gmail.com> parents: 1905 diff changeset	468 {
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding) Sebastien Jodogne <s.jodogne@gmail.com> parents: 1905 diff changeset	469 throw OrthancException(ErrorCode_BadFileFormat);
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding) Sebastien Jodogne <s.jodogne@gmail.com> parents: 1905 diff changeset	470 }
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding) Sebastien Jodogne <s.jodogne@gmail.com> parents: 1905 diff changeset	471
1905 8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	472 std::auto_ptr<ImageAccessor> target(CreateImage(dataset, true));
845 48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	473
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	474 Uint32 startFragment = 0; // Default
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	475 OFString decompressedColorModel; // Out
48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	476 DJ_RPLossless representationParameter;
1924 6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding) Sebastien Jodogne <s.jodogne@gmail.com> parents: 1905 diff changeset	477 OFCondition c = codec.decodeFrame(&representationParameter,
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding) Sebastien Jodogne <s.jodogne@gmail.com> parents: 1905 diff changeset	478 pixelSequence, &parameters,
1903 554ec8422ec5 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 1902 diff changeset	479 &dataset, frame, startFragment, target->GetBuffer(),
554ec8422ec5 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 1902 diff changeset	480 target->GetSize(), decompressedColorModel);
845 48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	481
1903 554ec8422ec5 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 1902 diff changeset	482 if (c.good())
845 48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	483 {
1903 554ec8422ec5 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 1902 diff changeset	484 return target.release();
845 48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	485 }
1903 554ec8422ec5 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 1902 diff changeset	486 else
554ec8422ec5 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 1902 diff changeset	487 {
554ec8422ec5 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 1902 diff changeset	488 LOG(ERROR) << "Cannot decode an image";
554ec8422ec5 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 1902 diff changeset	489 throw OrthancException(ErrorCode_BadFileFormat);
554ec8422ec5 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 1902 diff changeset	490 }
845 48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	491 }
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	492
859 610a9a1ed855 ImageProcessing::Convert Sebastien Jodogne <s.jodogne@gmail.com> parents: 858 diff changeset	493
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	494 ImageAccessor* DicomImageDecoder::Decode(ParsedDicomFile& dicom,
ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	495 unsigned int frame)
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	496 {
1904 4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	497 DcmDataset& dataset = *dicom.GetDcmtkObject().getDataset();
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	498 E_TransferSyntax syntax = dataset.getOriginalXfer();
1824 b530c3dfe2a6 refactoring image decoding Sebastien Jodogne <s.jodogne@gmail.com> parents: 1612 diff changeset	499
1903 554ec8422ec5 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 1902 diff changeset	500 /**
554ec8422ec5 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 1902 diff changeset	501 * Deal with uncompressed, raw images.
554ec8422ec5 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 1902 diff changeset	502 * http://support.dcmtk.org/docs/dcxfer_8h-source.html
554ec8422ec5 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 1902 diff changeset	503 **/
1904 4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	504 if (syntax == EXS_Unknown \|\|
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	505 syntax == EXS_LittleEndianImplicit \|\|
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	506 syntax == EXS_BigEndianImplicit \|\|
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	507 syntax == EXS_LittleEndianExplicit \|\|
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	508 syntax == EXS_BigEndianExplicit)
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	509 {
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	510 return DecodeUncompressedImage(dataset, frame);
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	511 }
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	512
1904 4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	513
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	514 #if ORTHANC_JPEG_LOSSLESS_ENABLED == 1
1904 4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	515 /**
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	516 * Deal with JPEG-LS images.
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	517 **/
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	518
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	519 if (syntax == EXS_JPEGLSLossless \|\|
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	520 syntax == EXS_JPEGLSLossy)
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	521 {
1904 4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	522 DJLSCodecParameter parameters;
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	523 std::auto_ptr<DJLSDecoderBase> decoder;
1903 554ec8422ec5 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 1902 diff changeset	524
1904 4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	525 switch (syntax)
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	526 {
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	527 case EXS_JPEGLSLossless:
1905 8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	528 LOG(INFO) << "Decoding a JPEG-LS lossless DICOM image";
1904 4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	529 decoder.reset(new DJLSLosslessDecoder);
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	530 break;
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	531
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	532 case EXS_JPEGLSLossy:
1905 8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	533 LOG(INFO) << "Decoding a JPEG-LS near-lossless DICOM image";
1904 4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	534 decoder.reset(new DJLSNearLosslessDecoder);
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	535 break;
1903 554ec8422ec5 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 1902 diff changeset	536
1904 4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	537 default:
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	538 throw OrthancException(ErrorCode_InternalError);
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	539 }
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	540
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	541 return ApplyCodec(*decoder, parameters, dataset, frame);
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	542 }
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	543 #endif
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	544
852 5944b8b80842 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 851 diff changeset	545
5944b8b80842 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 851 diff changeset	546 #if ORTHANC_JPEG_ENABLED == 1
1905 8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	547 /**
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	548 * Deal with JPEG images.
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	549 **/
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	550
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	551 if (syntax == EXS_JPEGProcess1TransferSyntax \|\| // DJDecoderBaseline
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	552 syntax == EXS_JPEGProcess2_4TransferSyntax \|\| // DJDecoderExtended
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	553 syntax == EXS_JPEGProcess6_8TransferSyntax \|\| // DJDecoderSpectralSelection (retired)
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	554 syntax == EXS_JPEGProcess10_12TransferSyntax \|\| // DJDecoderProgressive (retired)
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	555 syntax == EXS_JPEGProcess14TransferSyntax \|\| // DJDecoderLossless
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	556 syntax == EXS_JPEGProcess14SV1TransferSyntax) // DJDecoderP14SV1
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	557 {
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	558 // http://support.dcmtk.org/docs-snapshot/djutils_8h.html#a2a9695e5b6b0f5c45a64c7f072c1eb9d
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	559 DJCodecParameter parameters(
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	560 ECC_lossyYCbCr, // Mode for color conversion for compression, Unused for decompression
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	561 EDC_photometricInterpretation, // Perform color space conversion from YCbCr to RGB if DICOM photometric interpretation indicates YCbCr
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	562 EUC_default, // Mode for UID creation, unused for decompression
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	563 EPC_default); // Automatically determine whether color-by-plane is required from the SOP Class UID and decompressed photometric interpretation
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	564 std::auto_ptr<DJCodecDecoder> decoder;
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	565
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	566 switch (syntax)
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	567 {
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	568 case EXS_JPEGProcess1TransferSyntax:
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	569 LOG(INFO) << "Decoding a JPEG baseline (process 1) DICOM image";
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	570 decoder.reset(new DJDecoderBaseline);
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	571 break;
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	572
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	573 case EXS_JPEGProcess2_4TransferSyntax :
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	574 LOG(INFO) << "Decoding a JPEG baseline (processes 2 and 4) DICOM image";
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	575 decoder.reset(new DJDecoderExtended);
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	576 break;
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	577
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	578 case EXS_JPEGProcess6_8TransferSyntax: // Retired
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	579 LOG(INFO) << "Decoding a JPEG spectral section, nonhierarchical (processes 6 and 8) DICOM image";
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	580 decoder.reset(new DJDecoderSpectralSelection);
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	581 break;
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	582
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	583 case EXS_JPEGProcess10_12TransferSyntax: // Retired
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	584 LOG(INFO) << "Decoding a JPEG full progression, nonhierarchical (processes 10 and 12) DICOM image";
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	585 decoder.reset(new DJDecoderProgressive);
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	586 break;
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	587
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	588 case EXS_JPEGProcess14TransferSyntax:
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	589 LOG(INFO) << "Decoding a JPEG lossless, nonhierarchical (process 14) DICOM image";
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	590 decoder.reset(new DJDecoderLossless);
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	591 break;
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	592
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	593 case EXS_JPEGProcess14SV1TransferSyntax:
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	594 LOG(INFO) << "Decoding a JPEG lossless, nonhierarchical, first-order prediction (process 14 selection value 1) DICOM image";
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	595 decoder.reset(new DJDecoderP14SV1);
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	596 break;
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	597
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	598 default:
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	599 throw OrthancException(ErrorCode_InternalError);
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	600 }
1904 4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	601
1905 8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	602 return ApplyCodec(*decoder, parameters, dataset, frame);
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	603 }
852 5944b8b80842 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 851 diff changeset	604 #endif
5944b8b80842 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 851 diff changeset	605
1904 4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	606
1905 8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	607 if (syntax == EXS_RLELossless)
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	608 {
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	609 LOG(INFO) << "Decoding a RLE lossless DICOM image";
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	610 DcmRLECodecParameter parameters;
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	611 DcmRLECodecDecoder decoder;
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	612 return ApplyCodec(decoder, parameters, dataset, frame);
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	613 }
1904 4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	614
4be8accf8768 clarifications Sebastien Jodogne <s.jodogne@gmail.com> parents: 1903 diff changeset	615
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	616 /**
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	617 * This DICOM image format is not natively supported by
1905 8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	618 * Orthanc. As a last resort, try and decode it through DCMTK by
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	619 * converting its transfer syntax to Little Endian. This will
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	620 * result in higher memory consumption. This is actually the
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	621 * second example of the following page:
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	622 * http://support.dcmtk.org/docs/mod_dcmjpeg.html#Examples
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	623 **/
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	624
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	625 {
1905 8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes Sebastien Jodogne <s.jodogne@gmail.com> parents: 1904 diff changeset	626 LOG(INFO) << "Decoding a compressed image by converting its transfer syntax to Little Endian";
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	627
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	628 std::auto_ptr<DcmDataset> converted(dynamic_cast<DcmDataset*>(dataset.clone()));
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	629 converted->chooseRepresentation(EXS_LittleEndianExplicit, NULL);
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	630
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	631 if (converted->canWriteXfer(EXS_LittleEndianExplicit))
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	632 {
1903 554ec8422ec5 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 1902 diff changeset	633 return DecodeUncompressedImage(*converted, frame);
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	634 }
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	635 }
03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	636
1902 8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	637 LOG(ERROR) << "Cannot decode a DICOM image with the built-in decoder";
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	638 throw OrthancException(ErrorCode_BadFileFormat);
847 03ea55da7429 fully functional JPEG-LS conversion Sebastien Jodogne <s.jodogne@gmail.com> parents: 846 diff changeset	639 }
859 610a9a1ed855 ImageProcessing::Convert Sebastien Jodogne <s.jodogne@gmail.com> parents: 858 diff changeset	640
610a9a1ed855 ImageProcessing::Convert Sebastien Jodogne <s.jodogne@gmail.com> parents: 858 diff changeset	641
1015 f009f7c75069 fix integration tests Sebastien Jodogne <s.jodogne@gmail.com> parents: 942 diff changeset	642 static bool IsColorImage(PixelFormat format)
f009f7c75069 fix integration tests Sebastien Jodogne <s.jodogne@gmail.com> parents: 942 diff changeset	643 {
f009f7c75069 fix integration tests Sebastien Jodogne <s.jodogne@gmail.com> parents: 942 diff changeset	644 return (format == PixelFormat_RGB24 \|\|
f009f7c75069 fix integration tests Sebastien Jodogne <s.jodogne@gmail.com> parents: 942 diff changeset	645 format == PixelFormat_RGBA32);
f009f7c75069 fix integration tests Sebastien Jodogne <s.jodogne@gmail.com> parents: 942 diff changeset	646 }
f009f7c75069 fix integration tests Sebastien Jodogne <s.jodogne@gmail.com> parents: 942 diff changeset	647
f009f7c75069 fix integration tests Sebastien Jodogne <s.jodogne@gmail.com> parents: 942 diff changeset	648
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	649 bool DicomImageDecoder::TruncateDecodedImage(std::auto_ptr<ImageAccessor>& image,
1824 b530c3dfe2a6 refactoring image decoding Sebastien Jodogne <s.jodogne@gmail.com> parents: 1612 diff changeset	650 PixelFormat format,
b530c3dfe2a6 refactoring image decoding Sebastien Jodogne <s.jodogne@gmail.com> parents: 1612 diff changeset	651 bool allowColorConversion)
859 610a9a1ed855 ImageProcessing::Convert Sebastien Jodogne <s.jodogne@gmail.com> parents: 858 diff changeset	652 {
1015 f009f7c75069 fix integration tests Sebastien Jodogne <s.jodogne@gmail.com> parents: 942 diff changeset	653 // If specified, prevent the conversion between color and
f009f7c75069 fix integration tests Sebastien Jodogne <s.jodogne@gmail.com> parents: 942 diff changeset	654 // grayscale images
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	655 bool isSourceColor = IsColorImage(image->GetFormat());
1015 f009f7c75069 fix integration tests Sebastien Jodogne <s.jodogne@gmail.com> parents: 942 diff changeset	656 bool isTargetColor = IsColorImage(format);
f009f7c75069 fix integration tests Sebastien Jodogne <s.jodogne@gmail.com> parents: 942 diff changeset	657
f009f7c75069 fix integration tests Sebastien Jodogne <s.jodogne@gmail.com> parents: 942 diff changeset	658 if (!allowColorConversion)
f009f7c75069 fix integration tests Sebastien Jodogne <s.jodogne@gmail.com> parents: 942 diff changeset	659 {
f009f7c75069 fix integration tests Sebastien Jodogne <s.jodogne@gmail.com> parents: 942 diff changeset	660 if (isSourceColor ^ isTargetColor)
f009f7c75069 fix integration tests Sebastien Jodogne <s.jodogne@gmail.com> parents: 942 diff changeset	661 {
f009f7c75069 fix integration tests Sebastien Jodogne <s.jodogne@gmail.com> parents: 942 diff changeset	662 return false;
f009f7c75069 fix integration tests Sebastien Jodogne <s.jodogne@gmail.com> parents: 942 diff changeset	663 }
f009f7c75069 fix integration tests Sebastien Jodogne <s.jodogne@gmail.com> parents: 942 diff changeset	664 }
f009f7c75069 fix integration tests Sebastien Jodogne <s.jodogne@gmail.com> parents: 942 diff changeset	665
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	666 if (image->GetFormat() != format)
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	667 {
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	668 // A conversion is required
ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	669 std::auto_ptr<ImageAccessor> target(new Image(format, image->GetWidth(), image->GetHeight()));
ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	670 ImageProcessing::Convert(target, image);
ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	671 image = target;
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	672 }
859 610a9a1ed855 ImageProcessing::Convert Sebastien Jodogne <s.jodogne@gmail.com> parents: 858 diff changeset	673
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	674 return true;
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	675 }
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	676
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	677
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	678 bool DicomImageDecoder::PreviewDecodedImage(std::auto_ptr<ImageAccessor>& image)
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	679 {
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	680 switch (image->GetFormat())
861 a546b05a43da fix PngWriter Sebastien Jodogne <s.jodogne@gmail.com> parents: 860 diff changeset	681 {
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	682 case PixelFormat_RGB24:
859 610a9a1ed855 ImageProcessing::Convert Sebastien Jodogne <s.jodogne@gmail.com> parents: 858 diff changeset	683 {
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	684 // Directly return color images without modification (RGB)
859 610a9a1ed855 ImageProcessing::Convert Sebastien Jodogne <s.jodogne@gmail.com> parents: 858 diff changeset	685 return true;
610a9a1ed855 ImageProcessing::Convert Sebastien Jodogne <s.jodogne@gmail.com> parents: 858 diff changeset	686 }
610a9a1ed855 ImageProcessing::Convert Sebastien Jodogne <s.jodogne@gmail.com> parents: 858 diff changeset	687
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	688 case PixelFormat_Grayscale8:
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	689 case PixelFormat_Grayscale16:
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	690 case PixelFormat_SignedGrayscale16:
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	691 {
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	692 // Grayscale image: Stretch its dynamics to the [0,255] range
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	693 int64_t a, b;
ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	694 ImageProcessing::GetMinMaxValue(a, b, *image);
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	695
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	696 if (a == b)
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	697 {
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	698 ImageProcessing::Set(*image, 0);
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	699 }
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	700 else
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	701 {
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	702 ImageProcessing::ShiftScale(*image, static_cast<float>(-a), 255.0f / static_cast<float>(b - a));
ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	703 }
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	704
1826 ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	705 // If the source image is not grayscale 8bpp, convert it
ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	706 if (image->GetFormat() != PixelFormat_Grayscale8)
ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	707 {
ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	708 std::auto_ptr<ImageAccessor> target(new Image(PixelFormat_Grayscale8, image->GetWidth(), image->GetHeight()));
ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	709 ImageProcessing::Convert(target, image);
ac5b0b4e2434 refactoring of DicomImageDecoder Sebastien Jodogne <s.jodogne@gmail.com> parents: 1824 diff changeset	710 image = target;
863 3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	711 }
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	712
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	713 return true;
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	714 }
3c0d0836f704 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: 861 diff changeset	715
859 610a9a1ed855 ImageProcessing::Convert Sebastien Jodogne <s.jodogne@gmail.com> parents: 858 diff changeset	716 default:
610a9a1ed855 ImageProcessing::Convert Sebastien Jodogne <s.jodogne@gmail.com> parents: 858 diff changeset	717 throw OrthancException(ErrorCode_NotImplemented);
610a9a1ed855 ImageProcessing::Convert Sebastien Jodogne <s.jodogne@gmail.com> parents: 858 diff changeset	718 }
610a9a1ed855 ImageProcessing::Convert Sebastien Jodogne <s.jodogne@gmail.com> parents: 858 diff changeset	719 }
1902 8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	720
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	721
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	722 void DicomImageDecoder::ApplyExtractionMode(std::auto_ptr<ImageAccessor>& image,
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	723 ImageExtractionMode mode)
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	724 {
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	725 if (image.get() == NULL)
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	726 {
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	727 throw OrthancException(ErrorCode_ParameterOutOfRange);
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	728 }
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	729
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	730 bool ok = false;
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	731
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	732 switch (mode)
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	733 {
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	734 case ImageExtractionMode_UInt8:
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	735 ok = TruncateDecodedImage(image, PixelFormat_Grayscale8, false);
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	736 break;
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	737
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	738 case ImageExtractionMode_UInt16:
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	739 ok = TruncateDecodedImage(image, PixelFormat_Grayscale16, false);
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	740 break;
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	741
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	742 case ImageExtractionMode_Int16:
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	743 ok = TruncateDecodedImage(image, PixelFormat_SignedGrayscale16, false);
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	744 break;
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	745
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	746 case ImageExtractionMode_Preview:
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	747 ok = PreviewDecodedImage(image);
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	748 break;
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	749
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	750 default:
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	751 throw OrthancException(ErrorCode_ParameterOutOfRange);
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	752 }
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	753
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	754 if (ok)
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	755 {
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	756 assert(image.get() != NULL);
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	757 }
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	758 else
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	759 {
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	760 throw OrthancException(ErrorCode_NotImplemented);
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	761 }
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	762 }
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	763
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	764
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	765 void DicomImageDecoder::ExtractPngImage(std::string& result,
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	766 std::auto_ptr<ImageAccessor>& image,
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	767 ImageExtractionMode mode)
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	768 {
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	769 ApplyExtractionMode(image, mode);
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	770
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	771 PngWriter writer;
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	772 writer.WriteToMemory(result, *image);
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	773 }
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	774
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	775
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	776 void DicomImageDecoder::ExtractJpegImage(std::string& result,
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	777 std::auto_ptr<ImageAccessor>& image,
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	778 ImageExtractionMode mode,
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	779 uint8_t quality)
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	780 {
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	781 if (mode != ImageExtractionMode_UInt8 &&
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	782 mode != ImageExtractionMode_Preview)
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	783 {
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	784 throw OrthancException(ErrorCode_ParameterOutOfRange);
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	785 }
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	786
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	787 ApplyExtractionMode(image, mode);
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	788
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	789 JpegWriter writer;
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	790 writer.SetQuality(quality);
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	791 writer.WriteToMemory(result, *image);
8b0ee8d5e6d0 Refactoring leading to speedups with custom image decoders Sebastien Jodogne <s.jodogne@gmail.com> parents: 1900 diff changeset	792 }
845 48016722c770 refactoring Sebastien Jodogne <s.jodogne@gmail.com> parents: diff changeset	793 }

Mercurial > hg > orthanc

annotate OrthancServer/Internals/DicomImageDecoder.cpp @ 1929:cda5b0ab4ce5