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55 lines
1.3 KiB
Markdown
55 lines
1.3 KiB
Markdown
# nvidia-patch
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Requirements:
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- ubuntu (< 18.04 for 375.39 nvidia driver or kernel < 4.15)
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- nvenc-compatible gpu (https://developer.nvidia.com/video-encode-decode-gpu-support-matrix#Encoder)
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- nvidia driver (patch availible for 375.39, 396.24, 396.26, 396.37)
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Tested on Ubuntu 18.04 LTS (GNU/Linux 4.15.0-23-generic x86_64)
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## step-by-step :
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### Download driver
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http://us.download.nvidia.com/XFree86/Linux-x86_64/375.39/NVIDIA-Linux-x86_64-375.39.run
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http://us.download.nvidia.com/XFree86/Linux-x86_64/396.24/NVIDIA-Linux-x86_64-396.24.run
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### Install driver 396.24
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```bash
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mkdir /opt/nvidia && cd /opt/nvidia
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wget http://us.download.nvidia.com/XFree86/Linux-x86_64/396.24/NVIDIA-Linux-x86_64-396.24.run
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chmod +x ./NVIDIA-Linux-x86_64-396.24.run
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./NVIDIA-Linux-x86_64-396.24.run
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```
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### Check driver
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```bash
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nvidia-smi
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```
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### Patch libnvidia-encode.so (with backup)
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```bash
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bash ./patch.sh
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```
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### Silent patch libnvidia-encode.so
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```bash
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bash ./patch.sh -s
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```
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### Rollback libnvidia-encode.so (restore from backup)
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```bash
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bash ./patch.sh -r
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```
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## See also
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https://habr.com/post/262563/
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If you experience `CreateBitstreamBuffer failed: out of memory (10)`, then you have to lower buffers number used for every encoding session. If you are using `ffmpeg`, consider using this [patch](https://gist.github.com/Snawoot/70ae403716c698cb86ab015626d72bd4).
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