QtAV

QtAV is a multimedia playback library based on Qt and FFmpeg. It can help
facilitate writing a player application.
Features include:

Hardware decoding suppprt: DXVA2, VAAPI, VDA, CedarX, CUDA
OpenGL and ES2 support for Hi10P and other 16-bit YUV videos
Real time preview
Video capture in RGB and YUV format
OSD and custom filters
Subtitles
Transform video using GraphicsItemRenderer. (rotate, shear, etc)
Playing frame by frame (currently support forward playing)
Playback speed control
Variant streams: locale file, http, rtsp, etc.
Audio channel, tracks and external audio tracks
Dynamically change render engine when playing
Multiple video outputs for 1 player
Region of interest(ROI), i.e. video cropping
Video eq: brightness, contrast, saturation, hue
QML support as a plugin. Most playback APIs are compatible with
QtMultiMedia module


          

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License: LGPL-2.1-or-later AND GPL-3.0-only
URL: http://qtav.org/