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 [...]
Posts Tagged ‘bug’
Bringing virtual DirectShow devices back to life with Skype 6
Posted: 28th November 2012 by Roman in Technology, VideoTags: bug, devicepath, DirectShow, skype
Latest RTSP news from Beward BD4370D and nessyMediaServer
Posted: 19th July 2012 by Roman in TechnologyTags: beward, bug, H.264, nessyMediaServer, rtsp, stupidity
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 [...]
So, how many EVRs you can do?
Posted: 3rd March 2012 by Roman in Technology, Utilities, VideoTags: bug, direct3d, evr, microsoft, Video
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 [...]
Common Controls: Versions, Compatibility, WTL
Posted: 30th October 2011 by Roman in WTLTags: bug, C++, compatibility, windows, WTL
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 [...]
Microsoft DTV-DVD Video Decoder at High Resolutions
Posted: 21st September 2011 by Roman in Technology, VideoTags: bug, DirectShow, H.264, microsoft, Video
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 [...]
A tricky EVR bug was caught up: input pin may falsely report disconnected state
Posted: 26th July 2011 by Roman in Seriously, VideoTags: bug, evr, microsoft, Source, Video
Crime An application which builds a DirectShow graph unexpectedly started failing with VFW_E_NOT_CONNECTED (0×80040209) error code. Scene The problem takes place during DirectShow graph building, yet in stopped state. Specific call which appeared to be giving out the error in first place appears to be EVR input pin’s IPin::ConnectionMediaType, and the problem is also specific [...]
ATLENSURE_SUCCEEDED double failure
Posted: 19th July 2011 by Roman in ATL, SourceTags: ATL, bug, C++, inline, macro, visual studio
A colleague pointed out that code snippet in previous post is misusing ATL’s ATLENSURE_SUCCEEDED macro making it [possibly] evaluate its argument twice in case of failure, that is evaluating into failure HRESULT code. As it is defined like this: #define ATLENSURE_SUCCEEDED(hr) ATLENSURE_THROW(SUCCEEDED(hr), hr) It does things in a straightforward way, for a code line ATLENSURE_SUCCEEDED(pFilterGraph.CoCreateInstance(CLSID_FilterGraph)); [...]
