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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 3cb7424f74 Merge branch 'master' into master		2018-06-23 14:50:44 +03:00
FFMPEG-with-NVIDIA-Acceleration-on-Ubuntu_UG_v01.pdf	add doc	2016-11-16 13:37:39 +03:00
patch.sh	some refactoring patch, added multi-version support, added patch for 396.24 driver	2018-06-20 17:29:59 +07:00
README.md	Merge branch 'master' into master	2018-06-23 14:50:44 +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 or 396.24)

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_64-375.39.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