Questions tagged [directshow]
The directshow tag has no usage guidance.
27
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Green screen on RTSP stream from USB camera using mediamtx (ffmpeg)
I need to cast a stream from a USB camera via RTSP as stable as possible (at any moment i need to be able to get a static picture on a remote host, reflecting the real state of affairs in front of the ...
- 1
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Is it possible to use libdshowcapture with ffmpeg?
libdshowcapture is OBS' directshow screen grabber library
Currently the ffmpeg dshow input also relies on 3rd party software (uscreencapture, sharex and possibly others)
The integrated screen capture ...
- 133
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webcam does not report higher resolutions on windows-10
BRIO 4K Stream webcam does not report higher resolutions on windows-10-pro machine while on windows-10-home machine everything works ok.
Any idea how to troubleshoot this issue ?
What i have tried ...
- 107
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Using ffplay to preview a USB webcam using DirectShow under Windows 10 gives black screen
When using ffplay to preview a USB webcam using DirectShow filter under Windows 10 Pro gives black screen.
Tried CamDiag32 and CamDiag64, both shows quartz.dll missing but it pop an "access denied ...
- 11
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How can I make SDL output displaying with audio stream in ffmpeg?
Learning ffmpeg, I tested SDL output by the code below. I noticed that video played well but no audio.
ffmpeg -re -i INPUT -vcodec rawvideo -pix_fmt yuv420p -window_size qcif -f sdl "sdl out"
there ...
- 163
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FFMPEG Directshow Multiple Audio Capture
Is it possible to capture multiple audio devices using ffmpeg dshow? I am trying to capture my desktop using gdigrab along with mic and speaker audio using dshow. I have tried using the following ...
- 101
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968
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Nvidia Grid SDK / Capture SDK
I am trying to set-up grid for capturing OpenGl rendered screen, encoding it and streaming it on remote system.
I searched for available options and realized that Nvidia capture SDK (formerly GRID ...
- 689
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Where can I find DirectShow plugin that VLC needs?
On my previous attempt to record both video and audio 'from the desktop' only the sound portion was recorded. I suspect that the problem lies here, in the absence of a DirectShow plugin. (I couldn't ...
- 195
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ffmpeg for windows (directshow). Where to specify options?
I think I've tried every conceivable permutation, but all I get are syntax errors.
I found this example:
ffmpeg -f dshow -i video="screen-capture-recorder" -f dshow -i audio="virtual-audio-...
- 299
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DirectShow video capture as MPEG-4, with FFmpeg
When using the FFmpeg dshow module, MJPEG is used as data from the webcam.
Input #0, dshow, from 'video=Logitech HD Pro Webcam C920:audio=CABLE Output (VB-Audio Virtual Cable)':
Duration: N/A, ...
- 6,282
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446
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DirectShow error causing non function WebCam
Recently, I found out none of my application can detect my webcam anymore (which works without any issue before). I have tried to reinstall the webcam driver and my device manager can see my webcam ...
- 23
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6k
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Windows 10 DirectShow Crash
After recently upgrading to Windows 10 (recently, as in a couple months back), I've encountered a few problems with Windows 10. One of which is the DirectX DirectShow component. When running 'dxdiag', ...
- 673
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How to fix missing Media Foundation Microsoft AAC Audio Decoder Transform MFT Windows Server 2k8r2 sp1
I have a Windows Server 2008R2 SP1 VM that has somehow lost its Media Foundation AAC Transform. I discovered this when certain .MOVs with AAC streams were not behaving as expected.
I opened TopoEdit ...
- 328
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FFMPEG DirectShow: Could not run filter
I'm trying to take a picture from my webcam using FFMpeg.
This is what I'm trying to run:
@echo off
:: Get date and time
for /F "usebackq tokens=1,2 delims==" %%i in (`wmic os get LocalDateTime /...
- 81
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1
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1k
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Record webcam automated with unknown duration
I need to record (not stream) from my webcam, convert it to H.264 and store it in a mp4-container. With VLC media player I can do this manually with the Open Capture Device menu where I just have to ...
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