// Oprogramowanie Roman Ryltsov
I am sometimes using a rework of earlier DxgiTakeSnapshot application for one specific purpose mentioned below. In addition to Desktop Duplication API, recent version of Windows offer a similar (in sense of acquisition of external video content) API: Windows.Graphics.Capture (hereinafter “WGC”), and the new rework is using this API to capture visual content as a…
Chrome platform supports FLAC encoding in ISO BMFF (fragmented MP4) media since version 62 (October 2017), however the support for FLAC (and Opus) overall did not become standard and comprehensive since then. I hooked up Microsoft FLAC Audio Encoder MFT into media streaming application to produce media and check browser compatibility. /audio.mp4?flac – produces FLAC…
StreamingServer is the application I am using as internal testbed for various media processing and encoding primitives. As an application (or service) it is capable to stream HLS assets preparing them on the fly without need to keep and host real media files. The functionality includes: Encodes and multiplexes ISO BMFF Byte Stream Format media…
There is some support for Opus in Windows, unfortunately however it is not documented. IIRC it came to extend media codec support in Microsoft Edge browser, and since internally Microsoft Edge is using standard platform media API Media Foundation, the decoder came in format of Media Foundation Transform. It is interesting that Opus decoding was…
The interesting part with live WebM Media Foundation media source I mentioned in the previous post is that the whole thing works great on… Raspberry Pi 3 Model B+ running Windows 10 IoT Core (RaspberryPi 3B+ Technical Preview Build 17661). Windows 10 IoT has quite the same Media Foundation infrastructure as in other Universal Windows…
Reader’s question: … Audio field is very new to me. But I must use WASAPI for one of my project. Would you mind give me a direction where should I start learning in order to be able to implement WASAPI to my project . WASAPI basics are straightforward: enumerate devices capture audio play (render) audio…
This is basically a cross-post of StackOverflow answer: How do I encode raw 48khz/32bits PCM to FLAC using Microsoft Media Foundation? So, Microsoft introduced a FLAC Media Foundation Transform (MFT) Encoder CLSID_CMSFLACEncMFT in Windows 10, but the codec remains undocumented at the moment. Supported Media Formats in Media Foundation is similarly out of date and…