Questions tagged [vaapi]
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12 questions
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What is the quality level option for ffmpeg VAAPI encode with AV1?
It's really fast to use hardware acceleration to encode video using ffmpeg.
I successfully did it today, however, I don't know how to configure the so-called quality level.
I ran this command:
ffmpeg \...
- 11
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44
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Why must I use scale_vaapi with kmsgrab, but hwupload with x11grab when using vaapi with ffmpeg?
I am wondering why, when using vaapi with ffmpeg, if I use x11grab I must use -vf format=nv12,hwupload but with kmsgrab I must use -vf scale_vaapi=format=nv12 instead.
In particular I want to know 2 ...
- 2,562
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vainfo error (resource allocation failed)
I'm trying to enable hardware acceleration on my debian wayland machine with an integrated GPU Intel Graphics. I set the LIBVA_DRIVER_NAME variable to iHD, and I got this error :
$ vainfo
libva info: ...
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FFMPEG: Impossible to convert between the formats supported by the filter 'graph 0 input from stream 1:0' and the filter 'auto_scale_0'
this my ffmpeg call in script:
ffmpeg -hwaccel vaapi -hwaccel_output_format vaapi -vaapi_device /dev/dri/renderD128 \
-i "_$v" -i /home/john/Web/blackblog/_meta/graphics/watermark.png \
...
- 1,763
2
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182
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Standard pixel format Linux VA-API
Is there a standard (or de facto standard) pixel format in the va api that both software and drivers needs to implement as a minimum?
I currently trying to debug va-api implementation between software ...
- 33
2
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901
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GUI Video transcoder with VA-API (Handbrake alternative)
I'm looking for an alternative to Handbrake. Sadly, it doesn't support VA-API, so you have to install separate support for QSV/VCN/NVENC. While I don't know how bad the situation with
Intel and NVIDIA ...
- 201
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2k
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Hardware acceleration with VA-API can't find the right drivers
I am using Debian Sid, kernel 5.19.0-1-amd64. My machine is a ThinkPad T14 Gen 3 with an integrated graphics controller and an NVIDIA GPU; here is the result of lshw -c display:
*-display ...
- 313
2
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1
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2k
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Merge 2 videos side by side using ffmpeg and hardware acceleration
I know that the most basic syntax to horizontally stack two videos side-by-side is using the following syntax:
ffmpeg -i left.mp4 -i right.mp4 -filter_complex hstack sideByside.mp4
How, if possible, ...
- 31
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1
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3k
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VAAPI usage monitoring
I have Intel Core-i7 8650U processor. I transcode video with ffmpeg. I take attempts to accelerate it. Now I use VAAPI codecs in ffmpeg (h264_vaapi) and vaapi rescaling (scale_vaapi) in filters.
And ...
2
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1
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705
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Problem with Intel video acceleration on Debian Stretch
On my Lenovo Ideapad S110 Debian Stretch is just working fine, but HD videos don't run smoothly, at least not in full screen.
i965-va-driver is installed and up to date, vainfo returns
sudo ...
- 121
3
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1
answer
2k
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VLC - libvdpau error with intel graphics
I am using archlinux trying to connect to an RTSP stream on my local network (local IP camera) and am getting very hit-and-miss performance from VLC. Most of the time the connection runs just fine, ...
- 23.3k
1
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406
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Erroneous video output from mvp using VAAPI hardware decoding
I own a laptop with Intel HD graphics (i915 kernel driver) and I'm trying to get hardware-accelerated video playback under Debian Jessie. I have installed i965-va-driver and libva-intel-vaapi-driver ...
- 7,415