ChangeLog.md

v2.0.2 (2/15/2016)

• "Index was outside the bounds of the array" in PrecalculatedLUT indexer (#219 #221)
• DicomReader reads past end of file if empty private sequence is last attribute in dataset (#220 #222)
• DicomReader reads past end of file if first private sequence item is zero length (#223 #224)

v2.0.1 (1/22/2016)

• DICOM CP-246 not handled correctly in DicomReader (#177 #192)
• Fix for #64 breaks parsing of valid datasets (#178 #184 #194)
• Invalid VR in explicit dataset leads to 'silent' stop (#179 #196)
• DicomDictionary.UnknownTag missing new VRs OD, UC and UR (#183 #185)
• DicomPixelData.Create is broken for signed pixel data with BitsAllocated != BitsStored (#187 #189)
• CompositeByteBuffer ArgumentException (#195 #198)

v2.0.0 (1/14/2016)

• Removed Modality Dicom Tag in Study Request (#166)
• Checking for valid Window Center and Window Width values before using in GrayscaleRenderOptions (#161 #163)
• Initialize managers automatically via reflection (#148 #149)
• Message Command Field Priority invalid for C-ECHO and all DIMSE-N Requests (#141 #143)
• Overlay data error corrections (#110 #138 #140)
• Report status for additional presentation contexts (#137 #139)
• Extended stop parsing functionality with support e.g. for sequence depth (#136 #142)
• Handle simultaneous use of explicit sequence length and sequence delimitation item (#64 #135)
• Parse error when encapsulated pixel data appears inside sequence item (#133 #134)
• Universal Windows Platform library with networking, imaging and transcoding capability (#118 #124 #125 #126 #132)
• Improved exception reporting for NLog (#121 #122)
• MetroLog connector is Portable Class Library (#119 #120)
• Fix of concurrency bugs in DicomDictionary (#114 #115 #151 #152)
• Xamarin Android platform library with imaging cabability (#113 #117)
• Xamarin iOS platform library with imaging cabability (#111 #112)
• Portable Core and platform-specific assemblies, including basic Mono implementation (#13 #93 #94 #60 #109)
• Network abstraction layer (#86 #106 #156 #159 #160 #157 #164 #158 #165 #167 #175)
• Transcoder abstraction layer (#102 #105)
• Synchronized LogManager API with other managers (#103 #104)
• Image abstraction layer (#83 #85 #92 #101 #144 #145 #150)
• I/O abstraction layer (#69 #78 #97 #100)
• Provide Task Asynchronous Pattern (async/await) for file I/O and network operations (#65 #90 #96 #98 #99 #107 #116 #130 #131)
• Provide NullLogger for disabled logging (#89 #91)
• Improved NuGet installation procedure for codec assemblies (#87 #88 #123)
• DICOM Dump can ignore private dictionary (#84)
• API for applying color LUT on grayscale image (#79 #81 #146 #147)
• Log4Net connector and NuGet package (#76 #77)
• JPEG, JPEG-LS and JPEG2000 source code updated to latest applicable version (#74 #75)
• Reverted memory mapped file implementation for image loading (#71 #72 #73)
• MetroLog connector and NuGet package (#59 #68)

v1.1.0 (8/10/2015)

• Enable configuration of default encoding in the DicomDatasetReaderObserver (#54)
• DicomDataset.Add(DicomTag, ...) method does not support multi-valued LO, PN, SH and UI tags (#51)
• Explicit VR file parsing failures due to strictness (#47)
• Overlay scaling in WPF images (#46)
• Prevent non-socket related exceptions from being swallowed (#45)
• Codec loading - add logging and default the search filter wildcard (#41)
• Use memory mapped file buffer to improve large image reading (#17)
• Improved reliability in search for native codec assemblies (#14)
• Consistent handling of Get<T> default values (#10)
• DICOM dictionary (tags and UIDs) updated to version 2015c (#9, #44)
• UC, UR and OD value representations added (#9, #48)
• Serilog support added; NLog and Serilog loggers moved to separate assemblies (#8, #34)
• Corrected Color32.B getter (#7)
• Upgraded to .NET 4.5 and C/C++ toolset v120 (#4)
• Use UTF-8 encoding where appropriate (#2, #20, #21)
• Fixed JPEG Codec memory corruption when encoding decoding on the same process for long period (#1)

v1.0.38 (withdrawn)

• Fix OW swap for single byte images
• Better handling of long duration and aborted connections
• Many imported extensions and bug fixes!

v1.0.37 (2/19/2014)

• Add DICOM Compare tool to project
• Add support for disabling TCP Nagle algorithm
• Better handling of aborted connections
• Fix some UID values containing encoding characters
• Fix extraction of embedded overlays
• Utility methods for calculating window/level
• Use number keys to change W/L calculation mode in dump utility
• Use O key to show/hide overlays in dump utility
• Fix byte swapping for Implicit VR single byte images

v1.0.36 (8/6/2013)

• Fix bug sorting private tags
• Ability to add private tags to dataset
• Better handling of improperly encoded private sequences
• Fix bug adding presentation contexts from requests
• Fix typo in N-Set response handler

v1.0.35 (7/5/2013)

• Fix bug adding presentation contexts with Implicit Little Endian syntax
• Add option to use the remote AE Title as the logger name
• Miscellaneous improvements and fixes

v1.0.34 (6/27/2013)

• Fix bug returning default value for zero length elements
• Fix exception when disposing DicomDirectory
• Fix menu bug in DICOM Dump utility when changing syntax to JPEG Lossless
• Fix bug matching private DICOM tags
• Add classes for basic structured report creation
• Ability to browse multiframe images in DICOM Dump utility
• Ability to recover when parsing invalid sequences
• Ability to parse improperly encoded private sequences

v1.0.33 (4/28/2013)

• Add logging abstraction layer to remove runtime dependency on NLog
• Fix bug reading duplicate entries in DICOM dictionary
• Fix bug storing AT values
• Fix bug sorting private DICOM tags
• Fix bug using custom DicomWriteOptions

v1.0.32 (3/12/2013)

• DICOM Media example by Hesham Desouky
• Move DicomFileScanner to Dicom.Media namespace
• Add WriteToConsole logging extension method
• Increase line length of dataset logging extension methods
• Fix reading of sequences in DICOMDIR files (Hesham Desouky)
• Improve rendering performance by precalculating grayscale LUT
• Ability to render single-bit images
• Fix hash code implementation for private tags
• Miscellaneous improvements and fixes

v1.0.31 (1/13/2013)

• Improved portability and fewer compiler warnings (Anders Gustafsson)
• Ensure frame buffers created by codecs have even length
• Import DicomFileScanner from mDCM
• Ability to save datasets and images in DICOM Dump utility
• Ability to change tranfer syntax in DICOM Dump utility
• Fix loss of embedded overlay data during compression
• Fix rendering of big endian images
• Miscellaneous improvements and fixes

v1.0.30 (1/1/2013)

• Fix bug rescaling DicomImage (Mahesh Dubey)
• Add rules for matching and transforming DICOM datasets
• Miscellaneous improvements and fixes

v1.0.29 (12/22/2012)

• Minor modifications to facilitate library porting to Windows Store apps (Anders Gustafsson)
• Convert unit tests to use MS Unit Testing framework
• Move DICOMDIR classes back to Dicom.Media namespace
• Change DicomDirectory Open/Save methods to be consistent with DicomFile usage
• Fix bug decoding single frame from a multiframe image (Mahesh Dubey)

v1.0.28 (12/12/2012)

• Display exception message in DICOM Dump for image rendering errors
• Remove serialization members
• Fix bug where frame is not added to OtherWordPixelData (Mahesh Dubey)
• Fix bug where exception is not thrown for out of range frame numbers in GetFrame() (Mahesh Dubey)
• Fix bug where internal transfer syntax is not set when transcoding file (Mahesh Dubey)
• Add request/response classes for DICOM Normalized services
• Change DicomCStoreRequest constructor to use SOP Class/Instance UIDs from dataset instead of FMI
• Experimental support for DICOM directory files (Hesham Desouky)

v1.0.27 (10/30/2012)

• Ensure that file handles are closed after opening or saving DICOM file
• Add ability to move file pointed to by FileReference
• Fix window/level settings not being applied to rendered DicomImage
• Fix processing order of received DIMSE responses
• Process P-Data-TF PDUs on ThreadPool
• Temporary fix for rendering JPEG compressed YBR images
• Fix Async Ops window for associations where it is not negotiated
• Fix bug reading Palette Color LUT with implicit length
• Support decompression and rendering of JPEG Process 2 images
• Enable modification of Window/Level in DicomImage

v1.0.26 (10/19/2012)

• Advanced DIMSE logging options for DicomService base class
• Advanced configuration options for P-Data-TF PDU buffer lengths
• Fix bug where final PDV may not be written to P-Data-TF PDU
• Fix bug reading DIMSE datasets from network

v1.0.25 (10/18/2012)

• Fix min/max pixel value calculation for unsigned 32-bit pixel values
• Fix collection modified exception when calculating group lengths
• Better handling of null values when adding elements to dataset
• Fix default values when accessing SS/US element values (Anders Gustafsson, Cureos AB)
• Fix decoding of JPEG2000 images with signed pixel data (Mahesh Dubey)
• Ability to decompress single frame from dataset (Mahesh Dubey)
• Use ThreadPoolQueue to process related response messages in order

v1.0.24 (10/01/2012)

• Change the default presentation context transfer syntax acceptance behavior to prefer the SCU proposed order
• Reject all presentation contexts that have not already been accepted or rejected when sending association accept
• Add finalizers to temp file classes to catch files not deleted at application exit
• Remove Exists() method from DicomDataset (duplicates functionality of Contains())
• Extension methods for recalculating and removing group length elements
• Force calculation of group lengths when writing File Meta Info and Command datasets
• Fix exception when attempting to display ROI overlays
• Add ability to extract embedded overlays from pixel data
• Detect incorrect transfer syntax in file meta info
• Add support for reading and displaying GE Private Implicit VR Big Endian syntax

v1.0.23 (09/26/2012)

• Fix W/L calculation creating negative window width
• Round VOI LUT values instead of casting away fraction
• Fix bug reading signed pixel data from buffer
• Fix encoding of JPEG2000 images with signed pixel data
• Throttle queueing of PDUs to prevent out of memory errors for very large datasets
• Better management of PDU buffer memory
• Better handling for irregular specific character sets
• Support displaying images without specified photometric interpretation
• Ability to read files without preamble or file meta information (including ACR-NEMA)

v1.0.22 (09/25/2012)

• Add Offending Element tags to C-Move response output
• Add exception handling for C-Store requests with unparsable datasets
• Handle ObjectDisposedExceptions in network operations
• Fix transcoding between uncompressed transfer syntaxes
• Don't parse values for IS and DS elements if returning string types
• Add AMICAS private tags (AMICAS0) to private dictionary
• Add support for 32-bit pixel data (Anders Gustafsson, Cureos AB)
• Better handling of default item in Get<> method (Anders Gustafsson, Cureos AB)
• Support opening DicomFile from Stream (Anders Gustafsson, Cureos AB)
• Add support SIGMOID VOI LUT function
• Better handling of size and position of image display window in DICOM Dump
• Fix calculation of W/L from smallest/largest pixel value elements
• Fix viewing of images with bits allocated == 16 and bits stored == 8
• Add support for image scaling in DicomImage
• Use library to scale images before displaying in DICOM Dump
• Calculate W/L from pixel data values if no defaults are available
• Add ability to Get<> Int32 values from US/SS elements
• Add ability to Get<> DicomVR and IByteBuffer from elements
• Add ability to Get<> byte[] from elements
• Add ability to render basic PALETTE COLOR images
• Fix unnecessary byte swap for 8-bit pixel data stored in OW
• Add DicomFileException to allow better chance of recovery from parse errors
• Add maximum PDU length to association output
• Fix major bug in writing PDataTF PDUs; improvements in performance and memory usage
• Add ability to propose additional transfer syntaxes in C-Store request

v1.0.21 (09/14/2012)

• Add connection close event and socket error handlers to DicomService
• Fix C-Store SCP example's constructor not passing logger

v1.0.20 (09/13/2012)

• Fix exception in DicomClient when releasing association

v1.0.19 (09/13/2012)

• Force passing of Logger to DicomService constructor (may be null)

v1.0.18 (09/13/2012)

• Print Offending Element values when outputing request to log
• Add ability to pass custom logger to DicomService based classes

v1.0.17 (09/12/2012)

• Check overlay group before attempting to load overlay data
• Add ability to copy value column to clipboard in DICOM Dump
• Fix DicomClient linger timeout and add release timeout

v1.0.16 (09/11/2012)

• Fix decompression of JPEG Baseline Process 1 images
• Fix conversion of YBR to RGB in JPEG compressed images
• Add ability to handle encapsulated OW pixel data
• Better handling of grayscale images without Window/Level in dataset

v1.0.15 (09/06/2012)

• Add ability to store user state object in DicomService based classes
• Add ability to store user state object in DicomClient
• Fix handling of UIDs in DicomCFindRequest
• Fix comparison of private DicomTags
• Add shortcut constructor for private DicomTags
• Handle null DicomDateRange in DicomDataset.Add()
• Modality Worklist C-Find helper method

v1.0.14 (09/05/2012)

• Fix bug in DicomDatasetReaderObserver handling zero length Specific Character Set elements
• Fix bug in DICOM Dump when displaying zero length UIDs
• Load implementation version from assembly info

v1.0.13 (09/04/2012)

• Add ability for library to create and manage temp files
• User state object for DIMSE requests and responses
• Fix reading of elements with unknown dictionary VR (Justin Wake)
• Fix handling of UIDs in DicomCMoveRequest (Justin Wake)
• Add version to file meta information
• Add support for multiframe images in DicomImage

v1.0.12 (08/27/2012)

• Add private dictionary to assembly
• Fix parsing errors when reading private dictionaries
• Fix reading of private tags
• Miscellaneous enhancements

v1.0.11 (08/23/2012)

• Accept unknown transfer syntaxes
• Add ability to write DICOM dataset to string

v1.0.10 (08/13/2012)

• Fix bug preloading dictionary from another assembly (Mahesh Dubey)
• Add name of UID to DICOM Dump elements
• Better error handling in GetDateTime method
• Persistent temporary file remover

v1.0.9 (08/02/2012)

• Parsing of Attribute Tag element type
• Fix bug displaying compressed images
• Add codec libraries as references to DICOM Dump utility
• Fix bug writing private sequence lengths
• Fix stack overflow when reading datasets with lots of sequences
• Fix big endian pixel data being swapped twice

v1.0.7 (07/26/2012)

• Fix exception when accessing overlay data
• Fix parsing of multi-value string elements
• Add option to display image in DICOM Dump utility
• Fix C-Store request from Conquest causing exception

v1.0.6 (07/24/2012)

• Don't throw exception for invalid UID characters
• Allow casting of OB & UN elements to value types

v1.0.5 (07/22/2012)

• Bug fixes
• DICOM Dump example project

v1.0.4 (07/18/2012)

• Make logger instance protected in DicomService
• Lock DICOM dictionary while loading
• Throw exception if no DICOM dictionary entry is found while adding element to dataset
• Fix bug where status is not being set in DIMSE response
• Fix bug in C-Store SCP where file is inaccessible
• Add C-Store SCP example project

v1.0.3 (07/11/2012)

• Fix parsing of explicit length sequences

v1.0.2 (07/07/2012)

• Image rendering
• Don't create offset table for datasets over 4Gb
• Regenerate dictionary and tags to include grouped elements such as overlays
• Fix bug in ByteBufferEnumerator

v1.0.1 (06/22/2012)

• Initial public release