Qt Multimedia has a new friend...

QtMultimedia in WebAssemblySince Qt 6.5.0, QtMultimedia has support for playing video in a QGraphicsVideoItem and QGraphicsScene, as well as recording from a camera. You can use Qt to play video, access the camera from a web browser, thus simplifying deployment.With anything WebAssembly, there are a few things that work differently from the...

Qt for WebAssembly on mobile devices, specifically phones, has lacked an essential feature - support for the native keyboard. It may or may not have worked. If it worked, it did not work very well. The tricky issue is opening the keyboard when needed and closing when it wasn't. There is no simple API for doing that on any platform we target -...

var spector; var captureOnLoad = false; var captureOffScreen = false; window.__SPECTOR_Canvases = []; (function() { var __SPECTOR_Origin_EXTENSION_GetContext = HTMLCanvasElement.prototype.getContext; HTMLCanvasElement.prototype.__SPECTOR_Origin_EXTENSION_GetContext = __SPECTOR_Origin_EXTENSION_GetContext; ...

var spector; var captureOnLoad = false; var captureOffScreen = false; window.__SPECTOR_Canvases = []; (function() { var __SPECTOR_Origin_EXTENSION_GetContext = HTMLCanvasElement.prototype.getContext; HTMLCanvasElement.prototype.__SPECTOR_Origin_EXTENSION_GetContext = __SPECTOR_Origin_EXTENSION_GetContext; ...

In my last post Qt WebAssembly performance enhancementthere were some impressive performance stat speedups. Unfortunately, as my collegue Morten pointed out, both builds were in debug mode. *sigh*So I rebuilt them in release mode, and added a few selected benchmarks from the Qt tests/benchmark source...