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4
questions
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Windows ffmpeg hardware accelerated video encoding FAILS using codec hevc_amf but works with codec h264_amf
I'm running ffmpeg on Windows 10 on a machine with an AMD Radion HD 7700. Hardware accelerated h.264 works fine while HEVC encoding fails. The version of ffmpeg is:
ffmpeg version 5.1.2-...
0
votes
1
answer
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FFmpeg: h264_qsv slower than libx264 (real-time buffer too full)
I use configuration: Windows 10 IoT, Intel Celeron N3350E (with Intel HD Graphics).
Runing this line:
ffmpeg -f dshow -i video="USB Video":audio="USB Digital Audio" -c:v libx264 -...
1
vote
1
answer
6k
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FFmpeg h264_qsv: Error initializing an internal MFX session: unsupported (-3)
Im using ffmpeg build for Windows from gyan.dev: release ffmpeg-5.0-full-build with hardware-support.
I need to capture a video from a USB video device, compress it and write it to a file.
I am using ...
3
votes
2
answers
9k
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ffmpeg not working using h264_vaapi
I'm trying to transcode a video using ffmpeg with hardware acceleration using the following command:
sudo ffmpeg -hwaccel vaapi -hwaccel_output_format vaapi \
-vaapi_device /dev/dri/renderD128 -i ...