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2.1.0

Release Notes#

2.1.0: 2024/04/19#

This version of silx supports Python 3.8 to 3.12. This is the first version of silx supporting numpy v2.

  • silx.image.marchingsquare: Fixed cython code generation warning (PR #4110)

  • silx.io:

    • silx.io.specfile: Fixed compilation warnings (PR #4065)

    • silx.io.commonh5: Improved code to use built-in types (PR #4090)

  • silx.gui:

    • silx.gui.data.RecordTableView: Fixed cell background color in dark mode (PR #4094)

    • silx.gui.plot.PlotWidget: Fixed support of negative error values for curves and scatter plot (PR #4079)

    • silx.gui.widgets.LegendIconWidget: Fixed logging: removing print (PR #4064)

    • silx.gui.widgets.ElidedLabel: Fixed deprecation warning with Qt5>=5.11 (PR #4091)

  • silx.math.marchingcubes: Fixed compilation warnings (PR #4065)

  • silx.opencl.common: Changed ocl object for lazy initialization of OpenCL devices (PR #4093)

  • silx.resources: Changed dependency from deprecated pkg_resources to importlib_resources for Python<3.9 (PR #4078)

  • Dependencies

    • Removed support of Python 3.7 (PR #4057)

    • Added support of numpy v2 (PR #4082, #4100, #4108)

    • Added requirement scipy>=1.10 for the tests (PR #4104)

    • Fixed scipy.signal.gaussian deprecation warning (PR #4087)

  • Documentation:

    • Added how to override silx.opencl.sift parameters (PR #4107)

    • Updated to use sphinx-design instead of sphinx-panels (PR #4063)

    • Updated the guidelines to provide changelog in PR (PR #4058)

    • Updated changelog (PR #4111)

    • Fixed some links to documentation in the README (PR #4096)

  • Continuous integration:

    • Added release workflow (PR #4059)

    • Added tests with numpy v2 (PR #4102, #4108)

    • Fixed test by using PySide<6.7 (PR #4108)

  • Build: Fixed Debian12 packaging by removing build of documentation (PR #4068)

2.0.1: 2024/03/18#

This is a bug fix version:

  • silx.io.open: Reverted behavior: open locks HDF5 files (PR #4074, #4084)

  • Dependencies: Updated to advertise that numpy v2 is not supported (PR #4084)

2.0.0: 2024/01/30#

This version of silx supports Python 3.7 to 3.12. This is the last version of silx supporting Python 3.7. The silx.gui package supports PySide6, PyQt6 and PyQt5 (PySide2 is no longer supported).

Breaking API change: silx.gui.plot.PlotWidget’s add methods (i.e., addCurve, addImage, …) returns the plot item object instance instead of its legend (silx-kit/silx#3996).

silx applications#

  • Added silx compare, a dedicated application to compare images (PR #3788, #3827, #3884, #3943, #3944)

  • silx view:

    • Added –slices option (PR #3860)

    • Added supports for data URL containing “**” to match multiple sub groups (PR #3795)

    • Added keyboard shortcuts for open/close all (PR #3863)

    • Improved: Stopped displaying a message box for each error (PR #3955)

    • Improved: Use matplotlib if OpenGL is not available (PR #3905)

    • Fixed support of NXData image with 0-length axis (PR #3768)

    • Fixed setting focus at startup when opening a dataset (PR #3953)

  • silx.app.utils: Refactored (PR #3811)

silx.io#

  • silx.io.dictdump:

    • Removed dicttoh5’s overwrite_data argument (PR #3806)

    • Improved error message for dicttoh5 with non-serializable data (PR #3937)

    • Fixed h5todict errors argument issue (PR #3749) and fixed-length string issue (PR #3748)

  • silx.io.h5py_utils:

    • Fixed retry (PR #3775)

    • Fixed: Do not call multiprocessing module in frozen binaries (PR #3984)

  • silx.io.nxdata.parser: Fixed NXdata validation (PR #3782)

  • silx.io.url:

    • Added support of URLs with slices to DataUrl (PR #3821)

    • Added typings for DataUrl (PR #3968)

    • Fixed DataUrl: Allow file_path to be None (PR #4051)

  • silx.io.utils:

    • Added support of bare file to get_data with check_schemas=True argument (PR #3859)

    • Improved: open do not lock the file (PR #3939)

    • Fixed small/big endian support in test (PR #3873)

    • Fixed h5py_read_dataset support of empty arrays (PR #4052)

silx.math#

  • Fixed several function docstrings (PR #3774)

  • silx.math.colormap: Added normalize function to normalize to uint8 (PR #3785)

  • silx.math.fit: Added split pseudo-voigt with split lorentzian fraction (PR #3902)

silx.opencl#

  • Fixed regression with PoCL and order of floating point operations (PR #3935)

  • Fixed: skip test on broken platform (PR #3809)

  • Fixed: prevent crash at init when loading silx with PortableCL + Cuda devices (PR #3924)

  • silx.opencl.atomic: Added new checking for atomic32 and atomic64 operation (PR #3855)

  • silx.opencl.backprojection: Removed deprecated fourier_filter function (PR #3816)

  • silx.opencl.codec:

    • Added bitshuffle_lz4` decompression (PR #3714)

    • Added support of pyopencl’s Buffer and Array to BitshuffleLz4.decompress (PR #3787)

  • silx.opencl.common`:

    • Removed OpenCL.create_context useFp64 argument (PR #3801)

    • Reworked initialisation of the module (PR #3903)

    • Updated: Defer to pyopencl the interpretation of PYOPENCL_CTX (PR #3933)

  • silx.opencl.convolution: Removed Python 2 compatible code (PR #3818)

silx.third_party#

  • Removed copy of scipy’s Delaunay from third_party (PR #3808)

  • Deprecated EdfFile and TiffIO (PR #3841)

silx.gui#

  • silx.gui:

    • Added support for QT_API environment variable (PR #3981)

    • Added a warning about pyOpenGL and Qt compatibility (PR #3738)

    • Added some Python typing (PR #3957)

    • Removed support of PySide6<6.4 (PR #3872)

    • Improved qWidgetFactory test fixture (PR #4009)

    • Fixed support of PySide 6.4 enums (PR #3737)

    • Fixed support of PyQt6 (PR #3960, #3966, #3989, #3999, #4003)

    • Fixed support of OpenGL with python3.12 and pyopengl <=3.1.7 (PR #3982)

    • Fixed OpenGL version parsing (PR #3733)

  • silx.gui.colors:

    • Added indexed color names support to rgba (PR #3836, #3861)

    • Added typing (PR #3974)

    • silx.gui.colors.rgba: Changed from AssertionError to ValueError (PR #3864)

    • Improved: Colormap.setVRange raises an exception if the range is not finite (PR #3794)

  • silx.gui.constants: Added: expose URI used to drag and drop DataUrl (PR #3796)

  • silx.gui.data:

    • Fixed issue with hdf5 attributes string formatting (PR #3790)

    • silx.gui.data.DataView: Removed patch for pymca <v5.3.0 support (PR #3800)

    • silx.gui.data.HDF5TableView: Fixed virtual and external dataset information (PR #3717)

    • silx.gui.data.RecordTableView: Fixed issue with datasets with many rows failing to load due to incorrect variable type (PR #3926)

  • silx.gui.dialog:

    • silx.gui.dialog.ColormapDialog:

      • Added DisplayMode to API by renaming _DataInPlotMode (PR #3964)

      • Fixed layout (PR #3792)

      • Fixed state when updating Item (PR #3833)

      • Fixed robustness of tools with item inheriting from ImageBase (PR #3858)

  • silx.gui.hdf5:

    • Added NXnote to the list of describable classes (PR #3832)

    • Added tests for H5Node soft link to an external link issue (PR #3220)

  • silx.gui.qt:

    • Updated PySide6 loadUi function (PR #3783)

    • Fixed Python>3.9 support (PR #3779)

  • silx.gui.plot:

    • silx.gui.plot.actions: Added typings for PlotAction (PR #3941)

    • silx.gui.plot.items:

      • Added Marker item font configuration (PR #3956)

      • Added background color for markers and removed automatic background color (PR #4012)

      • Added get|setLineGapColor methods to Curve and Histogram (PR #3973)

      • Renamed Shape.get|setLineBgColor to get|setLineGapColor (PR #4001)

      • Deprecated Curve and Image sequence-like access (PR #3803)

      • Improved handling of data ndim and shape for image items (PR #3976)

      • Fixed: Removed ImageDataAggregated all-NaN warning (PR #3786)

      • Fixed Shape display with dashes and a background color (PR #3906)

      • silx.gui.plot.items.roi:

        • Added RegionOfInterest’s getText and setText methods (PR #3847)

        • Added populateContextMenu method to ROIs (PR #3891)

        • Added ArcROI.getPositionRole method (PR #3894)

        • Added ROIs base classes to documentation (PR #3839)

        • Removed deprecated methods RegionOfInterest.get|setLabel (PR #3810)

        • Improved ArcROI`: Hide the handler instead of hidding the symbol (PR #3887)

        • Improved: highlighted RegionOfInterest takes priority for interactions (PR #3975)

        • Fixed ROI initialisation with parent (PR #4053)

    • silx.gui.plot.ColorBar: Fixed division by zero issue (PR #4013)

    • silx.gui.plot.CompareImages:

      • Added profile to compare image (PR #3845)

      • Improved consistency of autoscale (PR #3823)

      • Fixed the A-B visualization mode (PR #3856)

    • silx.gui.plot.ImageStack:

      • Added URL removal feature if the list is editable (PR #3913)

      • Fixed ImageStack handling of visible state (PR #3834)

      • Fixed issue (PR #4050)

    • silx.gui.plot.ImageView: Fixed histogram visibility (PR #3742)

    • silx.gui.plot.PlotWidget:

      • Breaking changes:

        • Changed add* methods return value to return the item instead of its legend (PR #3996)

        • Refactored management of items (PR #3986, #3988)

      • Added margins argument to PlotWidget.setLimits (PR #3828)

      • Added Plotwidget.get|setDefaultColors and updated default colors behavior (PR #3835)

      • Added PlotWidget.sigBackendChanged (PR #3890)

      • Added per-axis zoom (PR #3842, #3843)

      • Added support for ‘other’ kind of plot items (PR #3908)

      • Added support of matplotlib tight layout as an experimental feature (PR #3865)

      • Added support of line style defined as (offset, (dash pattern)) (PR #4020)

      • Added support for indexed color names support (PR #3836)

      • Added sample script to check and compare backend features (PR #4031)

      • Changed curve default colors to matchthe one from matplotlib >=2.0 (PR #3853)

      • Changed curve highlighting to use by default a linewidth of 2 (PR #3854)

      • Changed plot axes tick labels behavior to use offsets (PR #4007)

      • Changed: use the default font from mpl (PR #4025)

      • Changed font management (PR #4047)

      • Improved rendering for OpenGL backend (PR #4002, #4015, #4023, #4034, #4038)

      • Fixed documentation (PR #3773)

      • Fixed mouse cursor update (PR #3904)

      • Fixed: do not reset zoom when changing axes scales (PR #3862, #3869)

      • Fixed: use PlotWidget.get|setActiveScatter instead of private method (PR #3987)

      • Fixed tick display of time series (PR #4000)

      • Fixed matplotlib marker without background (PR #4028)

    • silx.gui.plot.PlotWindow: Fixed display of zoom in/out actions (PR #3837)

    • silx.gui.plot.RulerToolButton: Added interactive plot measurement tool (PR #3959, #4005)

    • silx.gui.plot.StackView: Removed setColormap autoscale argument (PR #3805)

    • silx.gui.plot.tools:

      • silx.gui.plot.tools.PositionInfo: Fixed support of dark theme (PR #3965)

      • silx.gui.plot.tools.profile: Fixed concurrency issue with RGB profiles (PR #3846)

      • silx.gui.plot.tools.roi.RegionOfInterestManager:

        • Changed interaction mode for ROI creation (PR #3978)

        • Fixed display glitch (PR #3954)

  • silx.gui.plot3d:

    • Updated font management (PR #4047)

    • Fixed deprecation warning (PR #4046)

    • silx.gui.plot3d.ParamTreeView:

      • Added typing and code cleanup (PR #3972)

      • Fixed Qt6 support (PR #3971)

  • silx.gui.utils.image: Added support of QImage.Format_Grayscale8 to convertQImageToArray (PR #3958)

  • silx.gui.widgets:

    • silx.gui.widgets.FloatEdit:

      • Added widgetResizable feature (PR #4006)

      • Added typing and code cleanup (PR #3972)

    • silx.gui.widgets.StackedProgressBar: Added widget displaying more complex information progress information (PR #4008)

    • silx.gui.plot.widgets.UrlList: Added UrlList widget (PR #3913)

    • silx.gui.widget.UrlSelectionTable:

      • Improved look&feel and enabled drag&drop from silx view (PR #3797)

      • Updated: Split the URL column in 3 columns (PR #3822)

      • Fixed exception with interaction, renamed get|setSelection to get|setUrlSelection (PR #3791)

    • silx.gui.widgets.WaiterOverlay: Added a widget to display processing wheel on top of another widget (PR #3876)

  • silx.utils:

    • silx.utils.launcher: Improved error message (PR #3793)

    • silx.utils.retry: Fixed: Lazy-loading of multiprocessing module (PR #3979)

Miscellaneous#

  • Dependencies:

    • Removed support of Python 3.6 (PR #3712), PySide2 (PR #3784) and fabio <0.9 (PR #3829)

    • Replaced setuptools’s pkg_resources with packaging as runtime dependency (PR #3910)

    • Fixed support of pint >= 0.20 (PR #3725), cython (PR #3770, #4033) and PyInstaller v6 (PR #4041)

    • Fixed deprecation warnings from numpy, scipy, matplotlib and h5py (PR #3741, #3777, #4045, #3980)

  • Clean-up:

    • Removed features deprecated since <1.0.0 (PR #3798, #3799, #3802, #3804)

    • Removed remaining Python2 support (PR #3815, #3840, #3952)

    • Removed unused imports (PR #3814)

    • Replaced OrderedDict by dict (PR #3830)

    • Updated: Using black to format the code (PR #3991)

    • Fixed typo: 4 “ quotes instead of 3. (PR #3838)

  • Build:

    • Removed setup.py commands and options (PR #3831)

    • Removed constraint on setuptools version (PR #3909)

    • Updated build dependencies (PR #4035)

    • Fixed Windows fat binary filename and links (PR #4048)

    • Bump to 2.0.dev (PR #4014)

  • Debian packaging:

    • Removed Debian 10 and 11 packaging (PR #4017)

    • Added Debian 12 packaging (PR #3812)

    • Added pytest-mock to Debian build dependencies (PR #3740)

    • Updated build-deb.sh (PR #4022, #3772) and rules (PR #3732)

  • Updated documentation (PR #3765, #3899, #3970, #3994, #4037, #4036, #4039, #4042, #4055)

  • Updated continuous integration (PR #3727, #3967, #3983)

  • Fixed tests (PR #3722, #3723, #4043, #4044)

1.1.2: 2022/12/16#

This is a bug fix version:

  • silx.gui:

    • Fixed support of PySide 6.4 enums (PR #3737, #3738)

    • Fixed OpenGL version parsing (PR #3733, #3738)

    • silx.gui.plot:

      • Fixed issue when PlotWidget has a size of 0 (PR #3736, #3738)

      • Fixed reset of interaction when closing mask tool (PR #3735, #3738)

  • Miscellaneous: Updated Debian packaging (PR #3732, #3738)

1.1.1: 2022/11/30#

This is a bug fix version:

  • Fixed support of pint >= 0.20 (PR #3725, #3728)

  • Fixed continuous integration (PR #3727, #3728)

  • Updated changelog (PR #3729)

1.1.0: 2022/10/27#

This is the last version of silx supporting Python 3.6 and PySide2. Next version will require Python >= 3.7

This is the first version of silx supporting PyQt6 (for Qt6). Please note that PyQt6 >= v6.3.0 is required.

  • silx view:

    • Improved wildcard support in filename and data path (PR #3663)

    • Enabled plot grid by default for curve plots (PR #3667)

    • Fixed refresh for content opened as file.h5::/path (PR #3665)

  • silx.gui:

    • Added support of PyQt6 >= 6.3.0 (PR #3655)

    • Fixed matplotlib>=3.6.0 and PySide6 support (PR #3639)

    • Fixed PySide6 >=6.2.2 support (PR #3581)

    • Fixed Python 3.10 with PyQt5 support (PR #3591)

    • Fixed crashes on exit when deriving QApplication (PR #3588)

    • Deprecated PySide2 support (PR #3648)

    • Fixed: raise exception early when using a version of PyQt5 incompatible with Python 3.10 (PR #3694)

    • silx.gui.data:

      • Updated: Do not keep aspect ratio in NXdata image views when axes @units are different (PR #3660)

      • silx.gui.data.ArrayTableWidget: Updated to edit without clearing previous data (PR #3686)

      • silx.gui.data.DataViewer: Added selectionChanged signal (PR #3646)

      • silx.gui.data.Hdf5TableView: Fixed for virtual datasets in the same file (PR #3572)

    • silx.gui.dialog.ColormapDialog: Updated layout and presentation of the features (PR #3671, #3609)

    • silx.gui.hdf5: Fixed issue with unsupported hdf5 entity (e.g. datatype) (PR #3643)

    • silx.gui.plot:

      • silx.gui.plot.items:

        • Added BandROI item (PR #3680, #3702, #3707)

        • Updated to take errorbars into account for item bounds (PR #3647)

        • Fixed ArcROI display (PR #3617)

        • Fixed error logs for scatter triangle visualisation with aligned points (PR #3644)

      • silx.gui.plot.MaskToolsWidget: Changed mask load/save default directory (PR #3704)

      • silx.gui.plot.PlotWidget:

        • Fixed time axis with values outside of supported range ]0, 10000[ years (PR 3597)

        • Fixed matplotlib backend replot failure under specific conditions (PR #3590)

        • silx.gui.PlotWidget’s OpenGL backend:

          • Added support of LaTex-like math syntax to text display (PR #3600)

          • Updated text label background to be less transparent (PR #3593)

          • Fixed dashed curve rendering (PR #3596)

          • Fixed image rendering of arcsinh colormap for uint8 and uint16 data (PR #3604)

          • Fixed rendering on some GPU (PR #3695)

          • Fixed empty text support (PR #3701)

          • Fixed: Avoid rendering when OpenGL version/extension check fails (PR #3707)

      • silx.gui.plot.PlotWindow: Fixed management of DockWidgets when showing/hiding the PlotWindow (PR #3631)

      • silx.gui.plot.PositionInfo: Improved picking (PR #3640)

      • silx.gui.plot.StackView: Updated toolbar implementation (PR #3697)

      • silx.gui.plot.stats: Fixed warnings when all data is outside the selected stats region (PR #3659)

      • silx.gui.plot.tools:

        • Added snapping to profile curve (PR #3640)

        • Fixed handling of disconnect exception (PR #3692)

        • Fixed label formatting for 2D profile tool (PR #3698)

        • Fixed computation of the slice profile (PR #3708)

    • silx.gui.utils.glutils.isOpenGLAvailable: Added possibility to check AA_ShareOpenGLContexts (PR #3688)

    • silx.gui.widgets.ElidedLabel: Fixed API inherited from QLabel (PR #3650, #3707)

  • silx.io:

    • silx.io.dictdump:

      • Added “info” logs when an entity is not copied to the output HDF5 file dicttoh5 (PR #3664)

      • Added support of pint in dicttoh5 and dicttonx (PR #3683)

    • silx.io.nxdata:

      • Updated get_default to be more permissive and follow @default recursively (PR #3662)

      • Updated error dataset retrieval (PR #3657, #3672)

    • silx.io.specfile:

      • Fixed buffer overflow for too long motor or label (PR #3622)

      • Fixed missing data if there is a trailing space in the mca array (PR #3612)

    • silx.io.utils.retry: Added retry for generator functions (PR #3679)

  • silx.math:

    • silx.math.histogram:

      • Added support of uint16 weights for LUT histogram (PR #3670)

      • Fixed Histogramnd computation on arrays with more than 2**31-1 samples (PR #3599)

    • silx.math.fft:

      • Added export_wisdom() and import_wisdom() (PR #3623)

      • Fixed normalization modes, notably account for regression in pyfftw normalization (PR #3625)

      • Fixed avoid creating OpenCL/Cuda contexts when not needed (PR #3587)

    • silx.math.fit: Updated documentation (PR #3582)

  • silx.opencl: Updated OpenCL profiling, fixed memory leak (PR #3690)

  • silx.utils.ExternalResources: Stored downloaded data checksum (PR #3580)

  • Miscellaneous:

    • Added SILX_INSTALL_REQUIRES_STRIP build configuration environment variable (PR #3602)

    • Added optional use of sphinx_autodoc_typehints to generate the documentation (PR #3668)

    • Updated build and development tools to remove dependency to distutils and numpy.distutils (PR #3583, #3585, #3613, #3649, #3651, #3653, #3658, #3661, #3678)

    • Updated Windows installer (PR #3642)

    • Updated documentation (PR #3699, #3709)

    • Updated after 1.0.0 release (PR #3560, #3569)

    • Fixed tests and continuous integration (PR #3632, #3637, #3639, #3685)

    • Fixed Debian/Ubuntu packaging (PR #3693)

    • Cleaned-up Python 2 compatibility code (PR #3673)

1.0.0: 2021/12/06#

This is the first version of silx supporting PySide6 (for Qt6) and using pytest to run the tests.

  • silx view:

    • Added Windows installer generation (PR #3548)

    • Updated ‘About’ dialog (#3547, #3475)

    • Fixed: Keep curve legend selection with changing dimensions (PR #3529)

    • Fixed: Increase max number of opened file at start-up (PR #3545)

  • silx.gui:

    • Added PySide6 support (PR #3486, #3528, #3479, #3542, #3549, #3478, #3481):

    • Removed support of PyQt4 / Pyside (PR #3423, #3424, #3480, #3482)

    • silx.gui.colors:

      • Fixed duplicated logs when colormap vmin/vmax are not valid (PR #3471)

    • silx.gui.plot:

      • silx.gui.plot.actions:

        • silx.gui.plot.actions.fit:

          • Updated behaviour of fitted item auto update (PR #3532)

        • silx.gui.plot.actions.histogram:

          • Enhanced: Allow user to change histogram nbins and range (PR #3514, #3514)

          • Updated PixelIntensitiesHistoAction to use PlotWidget.selection (PR #3408)

          • Fixed issue when the whole image is masked (PR #3544)

          • Fixed error on macOS 11 with 3D display in silx view (PR #3544)

        • silx.gui.plot.CompareImages:

          • Fixed colormap: avoid forcing vmin and vmax when not in ‘HORIZONTAL_LINE’ or ‘VERTICAL_LINE’ mode (PR #3510)

        • silx.gui.plot.items:

          • Added ‘image_aggregated.ImageDataAggregated’: item allowing to aggregate image data before display (PR #3503)

          • Fixed ArcROI.setGeometry (fix #3492)

        • silx.gui.plot.ImageStack:

          • Enhanced management of the animation thread (PR #3440, PR #3441)

        • silx.gui.plot.ImageView:

          • Added action to show/hide the side histogram (PR #3488)

          • Added ‘resetzoom’ parameter to ‘ImageView.setImage’ (PR #3488)

          • Added empty array support to ‘ImageView.setImage’ (PR #3530)

          • Added aggregation mode action (PR #3536)

          • Added support of RGB and RGBA images (PR #3487)

          • Updated ‘imageview’ example with a ‘–live’ option (PR #3488)

          • Fixed profile window, added setProfileWindowBehavior method (PR #3457)

          • Fixed issue with profile window size (PR #3455)

        • silx.gui.plot.PlotWidget:

          • Fixed update of Scatter item binned statistics visualization (PR #3452)

          • Fixed OpenGL backend memory leak (PR #3453)

          • Enhanced: Optimized scatter when rendered as regular grid with the OpenGL backend (PR #3447)

          • Enhanced axis limits management by the OpenGL backend (PR #3504)

          • Enhanced control of repaint (PR #3449)

          • Enhanced text label background rendering with OpenGL backend (PR #3565)

        • silx.gui.plot.PlotWindow:

          • Fixed returned action from ‘getKeepDataAspectRatioAction’ (PR #3500)

      • silx.gui.plot3d:

        • Fixed picking on highdpi screen (PR #3550)

        • Fixed issue in parameter tree (PR #3550)

  • silx.io:

    • Added read support for FIO files (PR #3539) thanks to tifuchs contribution

    • silx.io.dictdump:

      • Fixed missing conversion of the key (PR #3505) thanks to rnwatanabe contribution

      • Extract update modes list to a constant global variable (PR #3460) thanks to jpcbertoldo

    • silx.io.convert:

      • Enhanced write_to_h5: infile parameter can now also be a HDF5 file as input (PR #3511)

    • silx.io.h5py_utils:

      • Added support of locking argument from the h5py.File when possible (PR #3554)

      • Added log a critical message for unsupported versions of libhdf5 (PR #3533)

    • silx.io.spech5:

      • Enhanced: Improve robustness (PR #3507, #3463)

    • silx.io.url:

      • Fixed is_absolute in the case the file_path() returns None (PR #3437)

    • silx.io.utils:

      • Added ‘silx.io.utils.visitall’: provides a visitor of all items including links that works for both commonh5 and h5py (PR #3511)

  • silx.math:

    • silx.math.colormap:

      • Added apply_colormap function (PR #3525)

      • Enhanced cmap error messages (PR #3522)

  • silx.opencl:

    • Added description of compute capabilities for Ampere generation GPU from Nvidia (PR #3535)

    • Added doubleword OpenCL library (PR #3466, PR #3472)

  • Miscellaneous:

    • Enhanced: Setup the project to use pytest (PR #3431, #3516, #3526)

    • Enhanced: Minor test clean up (PR #3515, #3508)

    • Updated project structure: move silx sources in src/silx (PR #3412)

    • Fixed ‘run_test.py –qt-binding’ option (PR #3527)

    • Fixed support of numpy 1.21rc1 (PR ##3476)

    • Removed six dependency (PR #3483)

0.15.2: 2021/06/21#

Minor release:

  • silx.io:

    • silx.io.spech5: Enhanced robustness for missing positioner values (PR #3477)

    • silx.io.url: Fixed DataUrl.is_absolute (PR #3467)

  • silx.gui:

    • Fixed naming of some loggers (PR #3477)

    • Fixed assert on ImageStack when length of urls > 0 (PR #3491)

    • silx.gui.plot: Fixed ArcROI.setGeometry (PR #3493)

  • silx.opencl: Expose the double-word library and include it in tests (PR #3466)

  • Misc: Fixed support of numpy 1.21rc1 (PR #3477)

0.15.1: 2021/05/17#

Minor release:

  • silx.gui.plot.PlotWidget: Fixed PlotWidget OpenGL backend memory leak (PR #3448)

  • silx.gui.plot.ImageView:

    • Fixed profile window default behavior (PR #3458)

    • Added setProfileWindowBehavior method (PR #3458)

0.15.0: 2021/03/18#

Main new features are the silx.io.h5py_utils module which provides h5py concurrency helpers and image mask support by silx.gui.plot.PlotWidget’s tools.

  • silx view:

    • Fixed zoom reseting when scrolling a NXdata 3D stack (PR #3351)

    • Fixed support of very large 1D datasets in “Raw” table view (PR #3418)

  • silx.io:

    • Added h5py_utils helper module for concurrent HDF5 reading and writing without SWMR (PR #3368, #3426)

    • Enhanced dictdump module functions regarding overwriting existing files (PR #3376)

  • silx.gui:

    • Added scale to visible or selected area buttons options to silx.gui.dialog.ColormapDialog (PR #3365)

    • Fixed and enhanced`silx.gui.utils.glutils.isOpenGLAvailable` (PR #3356, #3385)

    • Fixed silx.gui.widgets.FlowLayout (PR #3389)

    • Enhanced silx.gui.data.ArrayTableWidget: Added support of array clipping if data is too large (PR #3419)

    • silx.gui.plot:

      • Added mask support to Image items and use it in plot tools (histogram, profile, colormap) (PR #3369, #3381)

      • Added ImageStack methods to configure automatic reset zoom (PR #3373)

      • Added some statistic indicators in PixelIntensitiesHistoAction action (PR #3391)

      • Enhanced silx.gui.plot.ImageView integration of ROI profiles in side plots (PR #3380)

      • Enhanced PositionInfo: snapping to histogram (PR #3405) and information labels layout (PR #3399)

      • Fixed LegendSelector blinking when updated (PR #3346)

      • Fixed profile tool issue when closing profile window after attaced PlotWidget (PR #3375)

      • Fixed histogram action (PR #3396)

      • Fixed support of histogram plot items in stats module (PR #3398, #3407)

      • Fixed ColorBar when deleting attached PlotWidget (PR #3403)

      • silx.gui.plot.PlotWidget:

        • Added getValueData method to image items (PR #3378)

        • Added discardItem method (PR #3400)

        • Added unified selection() handler compatible with active item management (PR #3401)

        • Fixed addCurve documentation (PR #3371)

        • Fixed complex image first displayed mode (PR #3364)

        • Fixed curve and scatter items support of complex data input (PR #3384)

        • Fixed histogram picking (PR #3405)

        • Fixed rendering (PR #3416)

    • silx.gui.plot3d:

      • Added HeightMapData and HeightMapRGBA items (PR #3386, #3397)

      • Fixed support for RGB colored points in internal scene graph (PR #3374)

      • Fixed ImageRgba alpha channel display (PR #3414)

  • silx.image:

    • Added mask support to bilinear interpolator (PR #3286)

  • silx.opencl:

    • Added print statics of OpenCL kernel execution time (PR #3395)

  • Miscellaneous:

    • Removed debian 9 packaging (PR #3383)

    • Enhanced test functions: silx.test.run_tests (PR #3331), silx.utils.testutils.TestLogging (PR #3393)

    • Continuous integration: Added github actions and removed travis-ci (PR #3353, #3359), fixed (PR #3361, #3366)

    • Updated documentation (PR #3383, #3387, #3409, #3416, #3427)

    • Fixed debian packaging (PR #3362)

    • Fixed silx test application on Windows (PR #3411)

0.14.1: 2021/04/30#

This is a bug-fix version of silx.

  • silx.gui.plot: Fixed PlotWidget OpenGL backend memory leak (PR #3445)

  • silx.gui.utils.glutils: Fixed isOpenGLAvailable (PR #3356)

0.14.0: 2020/12/11#

This is the first version of silx supporting h5py >= v3.0.

This is the last version of silx officially supporting Python 3.5.

  • silx.gui:

    • Added support for HDF5 external data (virtual and raw) (PR #3222)

    • Added lazy update handling of OpenGL textures (PR #3205)

    • Deprecated silx.gui.plot.matplotlib module (use silx.gui.utils.matplotlib instead) (PR #3158)

    • Improved memory allocation by using already defined fontMetrics instread of creating a new one (PR #3239)

    • Make TextFormatter compatible with h5py>=3 (PR #3253)

    • Fixed matplotlib 3.3.0rc1 deprecation warnings (PR #3145)

    • silx.gui.colors.Colormap:

      • Added Colormap.get|setNaNColor to change color used for NaN, fix different NaN displays for matplotlib/openGL backends (PR #3143)

      • Refactored PlotWidget OpenGL backend to enable extensions (PR #3147)

      • Fixed use of QThreadPool.tryTake to be Qt5.7 compliant (PR #3250)

    • silx.gui.plot:

      • Added the feature to compute statistics inside a specific region of interest (PR #3056)

      • Added an action to switch on/off OpenGL rendering on a plot (PR #3261)

      • Added test for ROI interaction mode (PR #3283)

      • Added saving of error bars when saving a plot (PR #3199)

      • Added ImageStack.clear (PR #3167)

      • Improved image profile tool to support PlotWidget item extension (PR #3150)

      • Improved Stackview: replaced setColormap autoscale argument by scaleColormapRangeToStack method (PR #3279)

      • Updated 3 stddev autoscale algorithm, clamp it with the minmax data in order to improve the contrast (PR #3284)

      • Updated ROI module: splitted into 3 modules base/common/arc_roi (PR #3283)

      • Fixed ColormapDialog custom range input (PR #3153)

      • Fixed issue when changing ROI mode while a ROI is being created (PR #3186)

      • Fixed RegionOfInterest refresh when highlighted (PR #3197)

      • Fixed arc roi shape: make sure start and end points are part of the shape (PR #3257)

      • Fixed issue in Colormap 3 stdev autoscale mode and avoided warnings (PR #3295)

      • Major improvements of PlotWidget:

        • Added get|setAxesMargins methods to control margin ratios around plot area (PR #3196)

        • Added PlotWidget.[get|set]Backend enabling switching backend (PR #3255)

        • Added multi interaction mode for ROIs (can be switched with a single click on an handle, or the context menu) (PR #3260)

        • Added polar interaction mode for arc ROI (PR #3260)

        • Added PlotWidget.sigDefaultContextMenu to allow to feed the default context menu (PR #3260)

        • Added context menu to the selected ROI to remove it (PR #3260)

        • Added pan interaction to ROI authoring (select-draw) interaction mode (PR #3291)

        • Added support of right axis label with OpenGL backend (PR #3293)

        • Added item visible bounds feature to PlotWidget items (PR #3223)

        • Added a DataItem base class for items having a “data extent” in the plot (PR #3212)

        • Added support for float16 texture in OpenGL backend (PR #3194)

        • Improved support of high-DPI screen in OpenGL backend (PR #3203)

        • Updated: Use points rather than pixels for marker size and line width with OpenGL backend (PR #3203)

        • Updated: Expose PlotWidget colors as Qt properties (PR #3269)

        • Fixed time serie axis for range < 2.5 microseconds (PR #3195)

        • Fixed initial size of OpenGL backend (PR #3209)

        • Fixed PlotWidget image items displayed below the grid by default (PR #3235)

        • Fixed OpenGL backend image display with sqrt colormap normalization (PR #3248)

        • Fixed support of shapes with multiple polygons in the OpenGL backend (PR #3259)

        • Fixes duplicated callback on ROIs (there was one for each ROI managed created on the plot) (PR #3260)

        • Fixed RegionOfInterest contains methods (PR #3336)

    • silx.gui.colors.plot3d:

      • Improved scene rendering (PR #3149)

      • Fixed handling of transparency of cut plane (PR #3204)

  • silx.image:

    • Fixed slow image.tomography.get_next_power() (PR #3168)

  • silx.io:

    • Added support for HDF5 link preservation in dictdump (PR #3224)

    • Added support for numpy arrays of numbers (PR #3251)

    • Make h5todict resilient to issues in the HDF5 file (PR #3162)

  • silx.math:

    • Improved colormap performances for small datasets (PR #3282)

  • silx.opencl:

    • Added textures availability check (PR #3273)

    • Added a warning when there is an issue in the Ocl destruction (PR #3280)

    • Fixed Sift test on modern GPU (PR #3262)

  • Miscellaneous:

    • Added HDF5 strings: handle h5py 2.x and 3.x (PR #3240)

    • Fixed cython 3 compatibility and deprecation warning (PR #3164, #3189)

0.13.2: 2020/09/15#

Minor release:

  • silx view application: Prevent collapsing browsing panel, Added -f command line option (PR #3176)

  • silx.gui:

    • silx.gui.data: Fixed DataViews.titleForSelection method (PR #3171).

    • silx.gui.plot.items: Added DATA_BOUNDS visualization parameter for Scatter item histogram bounds (PR #3180)

    • silx.gui.plot.PlotWidget: Fixed support of curves with infinite data (PR #3175)

    • silx.gui.utils.glutils: Fixed isOpenGLAvailable function (PR #3184)

  • Documentation:

    • Update silx view command line options documentation (PR #3173)

    • Update version number and changelog (PR #3190)

0.13.1: 2020/07/22#

Bug fix release:

  • silx.gui.plot.dialog: Fixed ColormapDialog custom range input (PR #3155)

  • Build: Fixed cython 3 compatibility (PR #3163).

  • Documentation: Update version number and changelog (PR #3156)

0.13.0: 2020/06/23#

This version drops the support of Python 2.7 and Python <= 3.4.

  • silx view application:

    • Added support of compound data (PR #2948)

    • Added Close All menu (PR #2963)

    • Added default title to plots (PR #2979, #2999)

    • Added a button to enable/disable file content sorting (PR #3132)

    • Added support of a SILX_style HDF5 attribute to provide axes and colormap scale (PR #3092)

    • Improved HDF5TableView information table to make text selectable and ease copy (PR #2903)

    • Fixes (PR #2881, #2902, #3083)

  • silx.gui:

    • silx.gui.colors.Colormap:

      • Added mean+/-3std autoscale mode (PR #2877, #2900)

      • Added sqrt, arcsinh and gamma correction colormap normalizations (PR #3010, #3054, #3057, #3066, #3070, #3133)

      • Limit number of threads used for computing the colormap (PR #3073)

      • Reordered colormaps (PR #3137)

    • silx.gui.dialog.ColormapDialog: Improved widget (PR #2874, #2915, #2924, #2954, #3136)

    • silx.gui.plot:

      • Major rework/extension of the regions of interest (ROI) (PR #3007, #3008, #3018, #3020, #3022, #3026, #3029, #3044, #3045, #3055, #3059, #3074, #3076, #3078, #3079, #3081, #3131)

      • Major rework/extension of the profile tools (PR #2933, #2980, #2988, #3004, #3011, #3037, #3048, #3058, #3084, #3088, #3095, #3097)

      • Added silx.gui.plot.ImageStack widget (PR #2480)

      • Added support of scatter in PixelIntensitiesHistoAction (PR #3089, #3107)

      • Added auto update of FitAction fitted data and range (PR #2960, #2961, #2969, #2981)

      • Improved mask tools (PR #2986)

      • Fixed PlotWindow (PR #2965) and MaskToolsWidget (PR #3125)

      • silx.gui.plot.PlotWidget:

        • Changed behaviour of PlotWidget.addItem and PlotWidget.removeItem to handle object items (previous behavior deprecated, not removed) and added PlotWidget.addShape method to add Shape items (PR #2873, #2904, #2919, #2925, #3120)

        • Added support of uint16 RGBA images (PR #2889)

        • Improved interaction (PR #2909, #3014, #3033)

        • Fixed PlotWidget (PR #2884, #2901, #2970, #3002)

        • Fixed and cleaned-up backends (PR #2887, #2910, #2913, #2957, #2964, #2984, #2991, #3023, #3064, #3135)

      • silx.gui.plot.items:

        • Added sigDragStarted and sigDragFinished signals to marker items and sigEditingStarted and sigEditingFinished signals to region of interest items (PR #2754)

        • Added XAxisExtent and YAxisExtent items in silx.gui.plot.items to control the plot data extent (PR #2932)

        • Added ImageStack item (PR #2994)

        • Added Scatter item histogram visualization mode (PR #2912, #2923)

        • Added isDragged method to marker items (PR #3000)

        • Improved performance of colormapped items by caching data min/max (PR #2876, #2886)

        • Improved Scatter item regular grid (PR #2918) and irregular grid (PR #3108) visualizations

    • silx.gui.qt:

      • Changed behavior of QObject multiple-inheritance (PR #3052)

      • Limit silxGlobalThreadPool function to use 4 threads maximum (PR #3072)

    • silx.gui.utils.glutils: Added isOpenGLAvailable to check the availability of OpenGL (PR #2878)

    • silx.gui.widgets:

      • Added ElidedLabel widget (PR #3110, #3111)

      • Fixed LegendIconWidget (PR #3112)

  • silx.io:

    • Added support of signal dataset name-based errors to NXdata (PR #2976)

    • Added dicttonx function and support of HDF5 attibutes in dicttoh5 function (PR #3013, #3017, #3031, #3093)

    • Fixed url.DataUrl.path (PR #2973)

  • silx.opencl:

    • Fixed issue with Python 3.8 (PR #3036)

    • Disable textures for Nvidia Fermi GPUs for convolution (PR #3101)

  • Miscellaneous:

    • Requires fabio >= 0.9 (PR #2937)

    • Fixed compatibility with h5py<v2.9 (PR #3024), cython 3 (PR #3034)

    • Avoid deprecation warnings (PR #3104) from Python 3.7 (PR #3012), Python 3.8 (PR #2891, #2934, #2989, #2993, #3127), h5py (PR #2854, #2893), matplotlib (PR #2890), fabio (PR #2930) and numpy (PR #3129)

    • Use numpy.errstate to ignore warnings rather than the warnings module (PR #2920)

  • Build, documentation and tests:

    • Dropped Python2 support (PR #3119, #3140) and removed Python 2 tests and packaging (PR #2838, #2917)

    • Added debian 11/Ubuntu 20.04 packaging (PR #2875)

    • Improved test environment (PR #2870, #2949, #2995, #3009, #3061, #3086, #3087, #3122), documentation (PR #2872, #2894, #2937, #2987, #3042, #3053, #3068, #3091, #3103, #3115) and sample code (PR #2978, #3130, #3138)

    • Fixed Windows “fat binary” build (PR #2971)

0.12.0: 2020/01/09#

Python 2.7 is no longer officially supported (even if tests pass and most of the library should work).

  • silx view application:

    • Added: keep the same axes selection when changing dataset except for the stack view (PR #2701, #2780)

    • Added a Description column in the browsing tree to display NeXus title or name (PR #2804)

    • Added support of URL as filename (PR #2750)

    • Behavior changed: no longer lock HDF5 files by default, can be changed with –hdf5-file-locking option (PR #2861)

  • silx.gui:

    • silx.gui.plot:

      • Added scatter plot regular and irregular grid visualization mode (PR #2810, #2815, #2820, #2824, #2831)

      • Added baseline argument to PlotWidget addCurve and addHistogram methods (PR #2715)

      • Added right axis support to PlotWidget marker items (PR #2744)

      • Added BoundingRect PlotWidget item (PR #2823)

      • Added more markers to PlotWidget items using symbols (PR #2792)

      • Improved and fixed PlotWidget and backends rendering and picking to guarantee rendering order of items (PR #2602, #2694, #2726, #2728, #2730, #2731, #2732, #2734, #2746, #2800, #2822, #2829, #2851, #2853)

      • Improved RegionOfInterest: Added sigItemChanged signal, renamed get|setLabel to get|setName (PR #2684, #2729, #2794, #2803, #2860)

      • Improved StackView: Allow to save dataset to HDF5 (PR #2813)

    • silx.gui.plot3d:

      • Added colormapped isosurface display to ComplexField3D (PR #2675)

    • Miscellaneous:

      • Added cividis colormap (PR #2763)

      • Added silx.gui.widgets.ColormapNameComboBox widget (PR #2814)

      • Added silx.gui.widgets.LegendIconWidget widget (PR #2783)

      • Added silx.gui.utils.blockSignals context manager (PR #2697, #2702)

      • Added silx.gui.utils.qtutils.getQEventName function (PR #2725)

      • Added silx.gui.colors.asQColor function (PR #2753)

      • Minor fixes (PR #2662, #2667, #2674, #2719, #2724, #2747, #2757, #2760, #2766, #2789, #2798, #2799, #2805, #2811, #2832, #2834, #2839, #2849, #2852, #2857, #2864, #2867)

  • silx.opencl:

    • Added silx.opencl.sparse.CSR with support of different data types (PR #2671)

    • Improved support of different platforms like PoCL (PR #2669, #2698, #2806)

    • Moved non-OpenCL related utilities to silx.opencl.utils module (PR #2782)

    • Fixed silx.opencl.sinofilter.SinoFilter to avoid importing scikit-cuda (PR #2721)

    • Fixed kernel garbage collection (PR #2708)

    • Fixed silx.opencl.convolution.Convolution (PR #2781)

  • silx.math/silx.image:

    • Added trilinear interpolator: silx.math.interpolate.interp3d (PR #2678)

    • Added silx.image.utils.gaussian_kernel function (PR #2782)

    • Improved silx.image.shapes.Polygon argument check (PR #2761)

    • Fixed and improved silx.math.fft with FFTW backend (PR #2751)

    • Fixed support of not finite data in fit manager (PR #2868)

  • silx.io:

    • Added asarray=True argument to silx.io.dictdump.h5todict function (PR #2692, #2767)

    • Improved silx.io.utils.DataUrl (PR #2790)

    • Increased max number of motors in specfile (PR #2817)

    • Fixed data conversion when reading images with fabio (PR #2735)

  • Build, documentation and tests:

    • Added Cython as a build dependency (PR #2795, #2807, #2808)

    • Added Debian 10 packaging (PR #2670, #2672, #2666, #2686, #2706)

    • Improved documentation (PR #2673, #2680, #2679, #2772, #2759, #2779, #2801, #2802, #2833, #2857, #2869)

    • Improved testing tools (PR #2704, #2796, #2818)

    • Improved bootstrap.py script (PR #2727, #2733)

0.11.0: 2019/07/03#

  • Graphical user interface:

    • Plot:

      • Add sample code on how to update a plot3d widget from a thread

      • ScatterPlot: add the possibility to plot as a surface using Delaunay triangulation

      • ScatterView: add a tool button to change scatter visualization mode (ex. Solid)

      • (OpenGL backend) Fix memory leak when creating/deleting widgets in a loop

    • Plot3D:

      • Add an action to toggle plot3d’s PositionInfoWidget picking.

      • Add a 3D complex field visualization: Complex3DField (also available from silx view)

      • Add a PositionInfoWidget and a tool button to toggle the picking mode to SceneWindow

      • Add the possibility to render the scene with linear fog.

    • silx.gui.widgets:

      • Fix ImageFileDialog selection for a cube with shape like 1,y,x.

  • Miscellaneous:

    • Requires numpy version >= 1.12

    • HDF5 creator script

    • Support of Python 3.4 is dropped. Please upgrade to at least Python 3.5.

    • This is the last version to officially support Python 2.7.

    • The source code is Python 3.8 ready.

    • Improve PySide2 support. PyQt4 and PySide are deprecated.

0.10.0: 2019/02/19#

  • Graphical user interface:

    • Plot:

    • Add support of foreground color

    • Fix plot background colors

    • Add tool to mask ellipse

    • StatsWidget:

    • Add support for plot3D widgets

    • Add a PyMca like widget

    • Colormap: Phase colormap is now editable

    • ImageView: Add ColorBarWidget

    • PrintPreview:

    • Add API to define ‘comment’ and ‘title’

    • Fix resizing in PyQt5

    • Selection: Allow style definition

    • ColormapDialog: display ‘values’ plot in log if colormap uses log

    • Synchronize ColorBar with plot background colors

    • CurvesROIWidget: ROI is now an object.

    • Plot3D:

    • SceneWidget: add ColormapMesh item

    • Add compatibility with the StatsWidget to display statistic on 3D volumes.

    • Add ScalarFieldView.get|setOuterScale

    • Fix label update in param tree

    • Add ColormapMesh item to the SceneWidget

    • HDF5 tree:

    • Allow URI drop

    • Robustness of hdf5 tree with corrupted files

    • silx.gui.widgets:

    • Add URL selection table

  • Input/output:

    • Support compressed Fabio extensions

    • Add a function to create external dataset for .vol file

  • silx view:

    • Support 2D view for 3D NXData

    • Add a NXdata for complex images

    • Add a 3d scalar field view to the NXdata views zoo

    • Improve shortcuts, view loading

    • Improve silx view loading, shortcuts and sliders ergonomy

    • Support default attribute pointing to an NXdata at any group level

  • silx convert

    • Allow to use a filter id for compression

  • Math:

    • fft: multibackend fft

  • OpenCL:

    • Compute statistics on a numpy.ndarray

    • Backprojection:

    • Add sinogram filters (SinoFilter)

    • Input and/or output can be device arrays.

  • Miscellaneous:

    • End of PySide support (use PyQt5)

    • Last version supporting numpy 1.8.0. Next version will drop support for numpy < 1.12

    • Python 2.7 support will be dropped before end 2019. From version 0.11, a deprecation warning will be issued.

    • Remove some old deprecated methods/arguments

    • Set Cython language_level to 3

0.9.0: 2018/10/23#

  • Graphical user interface:

    • silx.gui.widgets:

      • Adds RangeSlider widget, a slider with 2 thumbs

      • Adds CurveLegendsWidget widget to display PlotWidget curve legends (as an alternative to LegendSelector widget)

      • Adds FlowLayout QWidget layout

    • Plot:

      • Adds CompareImages widget providing tools to compare 2 images

      • ScatterView: Adds alpha channel support

      • MaskToolsWidget: Adds load/save masks from/to HDF5 files

      • PlotWidget:

        • Adds getItems method, sigItemAdded and sigItemAboutToBeRemoved signals

        • Adds more options for active curve highlighting (see get|setActiveCurveStyle method)

        • Deprecates get|setActiveCurveColor methods

        • Adds get|setActiveCurveSelectionMode methods to change the behavior of active curve selection

        • Adds configurable line style and width to line markers

        • Fixes texture cache size in OpenGL backend

    • Plot3D:

      • Adds SceneWidget.pickItems method to retrieve the item and data at a given mouse position

      • Adds PositionInfoWidget widget to display data value at a given mouse position

    • silx.gui.utils:

      • Adds image module for QImage/numpy array conversion functions

      • Adds testutils helper module for writing Qt tests (previously available internally as silx.gui.test.utils)

    • Adds silx.gui.qt.inspect module to inspect Qt objects

  • Math:

    • Updates median filter with support for Not-a-Number and a ‘constant’ padding mode

  • silx view:

    • Fixes file synchronization

    • Adds a refresh button to synchronize file content

  • Dependencies:

    • Deprecates support of PySide Qt4 binding (We intend to drop official support of PySide in silx 0.10.0)

    • Deprecates support of PyQt4

    • Adds h5py and fabio as strong dependencies

  • Miscellaneous:

    • Adds silx.examples package to ship the example with the library

0.8.0: 2018/07/04#

  • Graphical user interface:

    • Plot:

      • Adds support of x-axis date/time ticks for time series display (see silx.gui.plot.items.XAxis.setTickMode)

      • Adds support of interactive authoring of regions of interest (see silx.gui.plot.items.roi and silx.gui.plot.tools.roi)

      • Adds StatsWidget widget for displaying statistics on data displayed in a PlotWidget

      • Adds ScatterView widget for displaying scatter plot with tools such as line profile and mask

      • Overcomes the limitation to float32 precision with the OpenGL backend

      • Splits plot toolbar is several reusable thematic toolbars

    • Plot3D: Adds SceneWidget items to display many cubes, cylinders or hexagonal prisms at once

    • Adds silx.gui.utils package with submitToQtMainThread for asynchronous execution of Qt-related functions

    • Adds Qt signals to Hdf5TreeView to manage HDF5 file life-cycle

    • Adds GroupDialog dialog to select a group in a HDF5 file

    • Improves colormap computation with a Cython/OpenMP implementation

    • Main API changes:

      • Colormap is now part of silx.gui.colors

      • ColormapDialog is now part of silx.gui.dialogs

      • MaskToolsWidget.getSelectionMask method now returns None if no image is selected

      • Clean-up FrameBrowser API

  • Image

    • Adds an optimized marching squares algorithm to compute many iso contours from the same image

  • Input/output:

    • Improves handling of empty Spec scans

    • Add an API to NXdata parser to get messages about malformed input data

  • silx.sx

    • Allows to use silx.sx in script as in Python interpreter

    • sx.imshow supports custom y-axis orientation using argument origin=upper|lower

    • Adds sx.enable_gui() to enable silx widgets in IPython notebooks

  • silx convert

    • Improves conversion from EDF file series to HDF5

  • silx view

    • Adds user preferences to restore colormap, plot backend, y-axis of plot image,…

    • Adds –fresh option to clean up user preferences at startup

    • Adds a widget to create custom viewable NXdata by combining different datasets

    • Supports CTRL+C shortcut in the terminal to close the application

    • Adds buttons to collapse/expand tree items

    • NXdata view now uses the ScatterView widget for scatters

  • Miscellaneous

    • Drops official support of Debian 7

    • Drops versions of IPython console widget before the qtconsole package

    • Fixes EDF file size written by EdfFile module with Python 3

0.7.0: 2018/02/27#

  • Input/output:

    • Priovides silx.io.url.DataUrl to parse supported links identifying group or dataset from files.

    • silx.io.open now supports h5pyd and silx custom URLs.

    • silx.io.get_data is provided to allow to reach a numpy array from silx.

  • OpenCL:

    • Provides an API to share memory between OpenCL tasks within the same device.

    • Provides CBF compression and decompression.

    • Simple processing on images (normalization, histogram).

    • Sift upgrade using memory sharing.

  • silx.sx:

    • Added contour3d function for displaying 3D isosurfaces.

    • Added points3d function for displaying 2D/3D scatter plots.

    • Added ginput function for interactive input of points on 1D/2D plots.

  • Graphic user interface:

    • Provides a file dialog to pick a dataset or a group from HDF5 files.

    • Provides a file dialog to pick an image from HDF5 files or multiframes formats.

    • The colormap dialog can now be used as non-modal.

    • PlotWidget can save the displayed data as a new NXentry of a HDF5 file.

    • PlotWidget exports displayed data as spec files using more digits.

    • Added new OpenGL-based 3D visualization widgets:

      • Supports 3D scalar field view 2D/3D scatter plots and images.

      • Provides an object oriented API similar to that of the 1D/2D plot.

      • Features a tree of parameters to edit visualized item’s properties (e.g., transforms, colormap…)

      • Provides interactive panning of cut and clip planes.

    • Updates of ScalarFieldView widget:

      • Added support for a 3x3 transform matrix (to support non orthogonal axes)

      • Added support of an alternative interaction when ctrl is pressed (e.g., rotate by default and pan when ctrl/command key is pressed).

      • Added 2 sliders to control light direction in associated parameter tree view.

  • silx view:

    • Uses a single colormap to show any datasets.

    • The colormap dialog can stay opened while browsing the data.

    • The application is associated with some file types to be used to load files on Debian.

    • Provides a square amplitude display mode to visualize complex images.

    • Browsing an NXentry can display a default NXdata.

    • Added explanation when an NXdata is not displayable.

    • NXdata visualization can now show multiple curves (see @auxiliary_signals).

    • Supports older NXdata specification.

  • silx convert:

    • Added handling of file series as a single multiframe

    • Default behavior changes to avoid to add an extra group at the root, unless explicitly requested (see –add-root-group).

    • Writer uses now utf-8 text as default (NeXus specification).

    • EDF files containing MCA data are now interpreted as spectrum.

  • Miscellaneous:

    • Added silx.utils.testutils to share useful unittest functions with other projects.

    • Python 2 on Mac OS X is no longer tested.

    • Experimental support to PySide2.

    • If fabio is used, a version >= 0.6 is mandatory.

0.6.0: 2017/10/02#

  • OpenCl. Tomography. Implement a filtered back projection.

  • Add a PrintPreview widget and a PrintPreviewToolButton for PlotWidget.

  • Plot:

    • Add a context menu on right click.

    • Add a ComplexImageView widget.

    • Merged abstract Plot class with PlotWidget class.

    • Make colormap an object with signals (sigChanged)

    • Add a colorbar widget silx.gui.plot.ColorBar.

    • Make axis an object, allow axis synchronization between plots, allow adding constraints on axes limits.

    • Refactor plot actions, new sub-package silx.gui.plot.actions.

    • Add signals on PlotWidget items notifying updates.

    • Mask. Support loading of TIFF images.

  • Plot3d:

    • Rework toolbar and interaction to use only the left mouse button.

    • Support any colormap.

  • Hdf5TreeView:

    • Add an API to select a single tree node item (setSelectedH5Node)

    • Better support and display of types.

    • New column for displaying the kind of links.

    • Broken nodes are now selectable.

  • StackView. Add a setTitleCallback method.

  • Median filter. Add new modes (reflect, mirror, shrink) in addition to nearest.

  • IO:

    • Rename module spectoh5 to convert. Add support for conversion of fabio formats.

    • Support NPZ format.

    • Support opening an URI (silx.io.open(filename::path)).

    • Group methods .keys, .value and .items now return lists in Python 2 and iterators in Python 3.

  • Image. Add tomography utils: phantomgenerator to produce Shepp-Logan phantom, function to compute center of rotation (calc_center_corr, calc_center_centroid) and rescale the intensity of an image (rescale_intensity).

  • Commands:

    • silx view:

      • Add command line option –use-opengl-plot.

      • Add command line option –debug, to print dataset reading errors.

      • Support opening URI (silx view filename::path).

    • silx convert. New command line application to convert supported data files to HDF5.

  • Enable usage of silx.resources for other projects.

  • The silx license is now fully MIT.

0.5.0: 2017/05/12#

  • Adds OpenGL backend to 1D and 2D graphics

  • Adds Object Oriented plot API with Curve, Histogram, Image, ImageRgba and Scatter items.

  • Implements generic launcher (silx view)

  • NXdataViewer. Module providing NeXus NXdata support

  • Math/OpenCL. Implementation of median filter.

  • Plot. Implementation of ColorBar widget.

  • Plot. Visualization of complex data type.

  • Plot. Implementation of Scatter Plot Item supporting colormaps and masks.

  • Plot. StackView now supports axes calibration.

  • I/O. Supports SPEC files not having #F or #S as first line character.

  • I/O. Correctly exposes UB matrix when found in file.

  • ROIs. Simplification of API: setRois, getRois, calculateRois.

  • ROIs. Correction of calculation bug when the X-axis values were not ordered.

  • Sift. Moves package from silx.image to silx.opencl.

0.4.0: 2017/02/01#

  • Adds plot3D package (include visualization of 3-dimensional scalar fields)

  • Adds data viewer (it can handle n-dimensional data)

  • Adds StackView (ex. Visualization of stack of images)

  • Adds depth profile calculation (ex. extract profile of a stack of images)

  • Adds periodic table widget

  • Adds ArrayTableWidget

  • Adds pixel intensity histogram action

  • Adds histogram parameter to addCurve

  • Refactoring. Create silx.gui.data (include widgets for data)

  • Refactoring. Rename utils.load as silx.io.open

  • Changes active curve behavior in Plot. No default active curve is set by default

  • Fit Action. Add polynomial functions and background customization

  • PlotWindow. Provide API to access toolbar actions

  • Handle SPEC, HDF5 and image formats through an unified API

  • hdf5widget example. Inspect and visualize any datasets

  • Improves mask tool

  • Deprecates PlotWindow dock widgets attributes in favor of getter methods

0.3.0: 2016/10/12#

  • Adds OpenCL management

  • Adds isosurface marching cubes

  • Adds sift algorithm for image alignement

  • Adds octaveh5 module to insure communication between octave and python using HDF5 file

  • Adds silx.utils module containing weakref and html-escape

  • Adds silx.sx for flat import (helper for interactive shell)

  • Adds HDF5 load API (supporting Spec files) to silx.io.utils module

  • Adds SpecFile support for multiple MCA headers

  • Adds HDF5 TreeView

  • Adds FitManager to silx.math.fit and FitWidget to silx.gui.fit

  • Adds ThreadPoolPushButton to silx.gui.widgets

  • Adds getDataRange function to plot widget

  • Adds loadUi, Slot and Property to qt.py

  • Adds SVG icons and support

  • Adds examples for plot actions, HDF5 widget, helper widgets, converter from Spec to HDF5

  • Adds tutorials for plot actions, spech5, spectoh5, sift and fitmanager

  • Improves right axis support for plot widget

  • Improves mask tool

  • Refactors widgets constructor: first argument is now the parent widget

  • Changes plot documentation and add missing module to the documentation

0.2.0: 2016/07/12#

  • Adds bilinear interpolator and line-profile for images to silx.image

  • Adds Levenberg-Marquardt least-square fitting algorithm to silx.math.fit

  • Histogramnd changed to become a class rather than a function, API and return values changed

  • Adds HistogramndLut, using a lookup table to bin data onto a regular grid for several sets of data sharing the same coordinates

  • Adds legend widget and bottom toolbar to PlotWindow

  • Adds a line-profile toolbar to PlotWindow

  • Adds ImageView widget with side histograms and profile toolbar

  • Adds IPython console widget, to be started from PlotWindow toolbar

  • Adds Plot1D widget for curves and Plot2D widget for images

  • Adds ROI widget for curves in PlotWindow

  • Adds a mask widget and toolbar to plot (2D)

  • Renames silx.io.dicttoh5 to silx.io.dictdump

  • Adds configuration dictionary dumping/loading to/from JSON and INI files in silx.io.configdict

  • Adds specfile wrapper API compatible with legacy wrapper: silx.io.specfilewrapper

  • Transposes scan data in specfile module to have detector as first index

  • Set up nigthly build for sources package, debian packages (http://www.silx.org/pub/debian/) and documentation (http://www.silx.org/doc/)

0.1.0: 2016/04/14#

  • Adds project build, documentation and test structure

  • Adds continuous integration set-up for Travis-CI and Appveyor

  • Adds Debian packaging support

  • Adds SPEC file reader, SPEC file conversion to HDF5 in silx.io

  • Adds histogramnd function in silx.math

  • Adds 1D, 2D plot widget with a toolbar, refactored from PyMca PlotWindow in silx.gui.plot

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