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Qt 5.12 introduces many new features and improvements as well as bugfixes
over the 5.11.x series. For more details, refer to the online documentation
included in this distribution. The documentation is also available online:
https://doc.qt.io/qt-5/index.html
The Qt version 5.12 series is binary compatible with the 5.11.x series.
Applications compiled for 5.11 will continue to run with 5.12.
Some of the changes listed in this file include issue tracking numbers
corresponding to tasks in the Qt Bug Tracker:
https://bugreports.qt.io/
Each of these identifiers can be entered in the bug tracker to obtain more
information about a particular change.
- This release contains only minor code improvements.
****************************************************************************
* Qt 5.12.0 Changes *
****************************************************************************
- [QTBUG-52114] Interpreted ARGB32 as premultiplied for GraphicsVideoItem.
****************************************************************************
* Platform Specific Changes *
****************************************************************************
Gstreamer
---------
- [QTBUG-39327] Added an ability to pass custom pipeline and video sink.
Also registered "qtvideosink" gstreamer element to be used in pipelines.
- [QTBUG-69402] Emitted stateChanged(StoppedState) when recording is finished.
WindowsAudio
------------
- [QTBUG-63492] Fixed crackling at the end of playback.
- [QTBUG-45174] Introduced QT_WAVE_BUFFERS env var to define numbers of buffers.
DirectShow
----------
- [QTBUG-32743] Implemented image capture settings.
- [QTBUG-53019] Added option to allow building without evr support.
The environment variable QT_DIRECTHSOW_NO_EVR can now be used to disable EVR at runtime.
Android
-------
- [QTBUG-61115] Implemented QMediaPlayer::setPlaybackRate().
IMX
---
- [QTBUG-50927] Copied data and uploaded back if mapping has not succeeded.
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