// Oprogramowanie Roman Ryltsov
Since Microsoft Windows Vista, Media Foundation API offers a set of convenient Digital Signal Processors for video and audio processing. These include conversion helpers for video and audio, dual interfaced as Media Foundation Transforms (MFTs) and DirectX Media Objects (DMOs). Earlier posts shed some light on DMO interfaces, and use of DMOs in DirectShow graphs…
One of the recent updates delivered via automatic Windows Update is breaking video decoding for Windows Media Video streams (four character code WMV3). It’s hard to trace things back, however the most likely issue is the update of WMVDECOD.DLL file which is dated 6 May 2013 delivered with MS13-057: Description of the security update for…
As mentioned before, new Skype 6 broke compatibility with all virtual DirectShow devices out there. Just oops, nothing works any longer if only it is not a full driver exposing virtual device through WDM. Since quite some people are interested in details (Skype 6 Virtual Camera issues, Skype Client for Windows – SCW-3881 – Virtual…
A feed coming from Beward BD4370D Megapixel IP camera: DESCRIBE rtsp://ipaddress/h264 RTSP/1.0 CSeq: 2 User-Agent: Alax.Info RTSP Streamer Module/1.0.0.774 Accept: application/sdp RTSP/1.0 200 OK CSeq: 2 Date: Tue, Jun 29 2010 01:50:09 GMT Content-Base: rtsp://ipaddress/h264/ Content-Type: application/sdp Content-Length: 645 v=0 o=- 1277694477005767 1 IN IP4 0.0.0.0 s=Session streamed by “nessyMediaServer” i=h264 t=0 0 a=tool:LIVE555 Streaming…
Direct3D based DirectShow video renderers – Video Mixing Renderer 9 and Enhanced Video Renderer – have been notoriously known for consuming resources in a way that you can run at most X simultaneously. There has been no comment published on the topic and questions (e.g. like this: How many VMR 9 can a PC support…
An application appears to be not working in Windows XP in a weird way: rebar control appeared to fail showing up. Where the application is expected to look much nicer with rebar control as a container for menu (implemented as command bar WTL control) and toolbar with buttons: A WTL sample project generated by a…
It is really great news that Windows 7 offers quite some goodies for MPEG-4 support right out of the box, but some things appear to be made not so accurate. The component responsible for video decoding is Microsoft DTV-DVD Video Decoder (also known as Microsoft MPEG-2 Video Decoder), available with DirectShow interface. It offers video…