36507b71f2
Task-number: QTBUG-45455 Change-Id: I832dcd02215e6ae004b6f1e6cf3905b95a838e4a Reviewed-by: Christian Stromme <christian.stromme@theqtcompany.com>
119 lines
4.5 KiB
Plaintext
119 lines
4.5 KiB
Plaintext
Qt 5.5 introduces many new features and improvements as well as bugfixes
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over the 5.4.x series. For more details, refer to the online documentation
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included in this distribution. The documentation is also available online:
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http://doc.qt.io/qt-5.5
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The Qt version 5.5 series is binary compatible with the 5.4.x series.
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Applications compiled for 5.4 will continue to run with 5.5.
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Some of the changes listed in this file include issue tracking numbers
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corresponding to tasks in the Qt Bug Tracker:
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http://bugreports.qt.io/
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Each of these identifiers can be entered in the bug tracker to obtain more
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information about a particular change.
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****************************************************************************
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* Library *
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****************************************************************************
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QtMultimedia
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------------
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- Added QAbstractVideoFilter that serves as a base class for QML
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video filtering elements that integrate compute, vision, and image
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processing frameworks with VideoOutput.
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- Added new QCameraViewfinderSettings class.
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- [QTBUG-40571] Fixed memory leak in QAudioDecoder.
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- Camera (QML):
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* Added imageProcessing.colorFilter, viewfinder.minimumFrameRate and
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viewfinder.maximumFrameRate properties.
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* Added new supportedViewfinderResolutions() and
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supportedViewfinderFrameRateRanges() methods.
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* Exposure modes extended to support Action, Landscape, NightPortrait,
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Theatre, Sunset, SteadyPhoto, Fireworks, Party, Candlelight, and
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Barcode modes
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- QCamera:
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* Added support for viewfinder settings. In addition to the getter and
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setter, supportedViewfinderSettings(),
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supportedViewfinderResolutions(), supportedViewfinderFrameRateRanges()
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and supportedViewfinderPixelFormats() can be used to query for
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supported values.
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* Fixed searchAndLock() and supportedLocks() functions which could not
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work at all on some platforms.
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- QCameraExposure:
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* Exposure modes extended to support Action, Landscape, NightPortrait,
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Theatre, Sunset, SteadyPhoto, Fireworks, Party, Candlelight, and
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Barcode modes
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- QCameraImageProcessing:
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* Added support for color filters.
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****************************************************************************
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* Platform Specific Changes *
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****************************************************************************
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Android
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-------
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- Added support for additional camera exposure modes (see list in
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QCameraExposure changes).
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iOS / OS X
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----------
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- Improved camera support:
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* Image capture settings, focus, flash, exposure (iOS only) and
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zoom (iOS only) APIs are now functional.
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* QVideoProbe can now be used with a QCamera.
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- VideoOutput, when used with a MediaPlayer on iOS, can now be displayed
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under other elements and supports shader effects and advanced
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transformations.
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- QMediaRecorder now uses the correct system default audio capture
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device.
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- [QTBUG-36175] QMediaPlayer and the QML Audio and Mediaplayer types can
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now play media files stored in a Qt resource file.
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- [QTBUG-37655] Fixed video capture on iOS.
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- [QTBUG-39240] QMediaPlayer and the QML Audio and Mediaplayer types now
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support volume and mute on iOS 7.0 and later.
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- [QTBUG-42035] Fixed crash when capturing an image after changing the
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active camera device.
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Linux
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-----
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- Added support for GStreamer 1.0. The 0.10 series is still used by default
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and Qt needs to be configured with '-gstreamer 1.0' to enable 1.0
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support. If only GStreamer 1.0 is available on the system, the configure
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script will automatically configure Qt with GStreamer 1.0 support.
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- QCamera now supports exposure and white balance locks.
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- Added support for additional camera exposure modes (see list in
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QCameraExposure changes).
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- Fixed QCameraImageCapture::supportedResolutions(),
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QMediaRecorder::supportedResolutions() and
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QMediaRecorder::supportedFrameRates() that could return empty lists.
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- [QTBUG-46169] QVideoWidget now works with any windowing system. It was
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previously only working with X11.
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Windows
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-------
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- [QTBUG-45571] QAudioBuffer::startTime() now returns the time in the
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correct time scale.
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WinRT
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-----
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- [QTBUG-42263] QMediaPlayer and the QML Audio and Mediaplayer types can
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now play media files stored in a Qt resource file.
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- [QTBUG-44838] Fixed camera preview on Lumia 630.
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- [QTBUG-45920] Fixed camera preview on Lumia 530.
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- [QTBUG-45667] Fixed crash that could occur when using the camera
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preview.
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