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This patch removes restriction on maximum number of simultaneous NVENC video encoding sessions imposed by Nvidia to consumer-grade GPUs.

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Alexey Strekalovskiy 8ff36f97ce Merge pull request #7 from carlosmuller/master Added driver suport for 396.54		2018-10-10 21:31:32 +03:00
FFMPEG-with-NVIDIA-Acceleration-on-Ubuntu_UG_v01.pdf	add doc	2016-11-16 13:37:39 +03:00
patch.sh	Added driver suport for 396.54	2018-09-14 19:01:44 -03:00
README.md	add support versions of drivers to Readme	2018-09-07 01:55:23 +03:00

README.md

nvidia-patch

Requirements:

ubuntu (< 18.04 for 375.39 nvidia driver or kernel < 4.15)
nvenc-compatible gpu (https://developer.nvidia.com/video-encode-decode-gpu-support-matrix#Encoder)
nvidia driver (patch availible for 375.39, 396.24, 396.26, 396.37)

Tested on Ubuntu 18.04 LTS (GNU/Linux 4.15.0-23-generic x86_64)

step-by-step :

Download driver

http://us.download.nvidia.com/XFree86/Linux-x86_64/375.39/NVIDIA-Linux-x86_64-375.39.run http://us.download.nvidia.com/XFree86/Linux-x86_64/396.24/NVIDIA-Linux-x86_64-396.24.run

Install driver 396.24

mkdir /opt/nvidia && cd /opt/nvidia
wget http://us.download.nvidia.com/XFree86/Linux-x86_64/396.24/NVIDIA-Linux-x86_64-396.24.run
chmod +x ./NVIDIA-Linux-x86_64-396.24.run
./NVIDIA-Linux-x86_64-396.24.run

Check driver

nvidia-smi

Patch libnvidia-encode.so (with backup)

bash ./patch.sh

Silent patch libnvidia-encode.so

bash ./patch.sh -s

Rollback libnvidia-encode.so (restore from backup)

bash ./patch.sh -r