Tag: DirectShow

DirectShow VCam source code

Introducing another popular DirectShow project: Vivek’s source filter which emulates a video capture device. For a long time the code was hosted on P “The March Hare” W’s website, which was eventually taken down. I placed the recovered project, binaries, README and upgrade to Visual Studio 2019 on GitHub: roman380/tmhare.mvps.org-vcam: Original Vivek’s popular sample project…

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DirectShow VMR-7 bug in Windows 10

DirectShow Video Mixing Renderer (VMR-7) filter exhibits a (regression?) bug in Windows 10 systems. When aspect ratio preservation is enabled in VMR_ARMODE_LETTER_BOX mode, which makes overall sense as default mode quote so often, the letterboxing does not work as expected. The problem is easy to reproduce with a well known DShowPlayerSDK sample application, with an…

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Injecting raw audio data into media pipeline (Russian)

I am reposting a Q+A from elsewhere on injecting raw audio data obtained externally into Windows API media pipeline (in Russian). Q: … какой самый простой способ превратить порции байтов в формате PCM в сжатый формат, например WMA используя только средства Windows SDK? […] я так понял, что без написания своего фильтра DirectShow (DS) –…

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Some of high resolution HDMI video capture hardware

Recent submissions of DirectShow and Media Foundation capture capabilities brought references to new interesting hardware. 1. Magewell USB Capture HDMI Gen 2 AKA XI100DUSB-HDMI — USB\VID_2935&PID_0001 Reports ability to capture up to 1920×1080 video at 60 frames per second in YUY2 and RGB pixel formats. XI100DUSB-HDMI Video Media Types (Windows 10; 10.0.15063) XI100DUSB-HDMI Video Media…

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