erfaq.blogg.se - Ffmpeg scale up

Nvidia docker runtime installed (if using docker).ĭocker build images -f images/Dockerfile -t ffmpeg-scale-10bit-test Reproducing the problem.

Using docker is not mandatory, but recommended, as it simplifies the process of building

Docker installed (for building and running FFmpeg).

Nvidia graphic card with cuvid/nvenc support and latest drivers installed (I tested on GTX 1080, GTX 1050 and 430.09/418.56 drivers).

In order to reproduce the problem, you should have: This repository is intended to prove that such problem exists and to show, how to solve it. I suppose it has something to do with the differences in processing between cuda_sdk and ffnvcodec with cuda_nvcc (the problem appears after this commit ).

When scaling a 10bit video using scale_cuda filter (witch uses pixel format AV_PIX_FMT_P010LE), the output video gets distorted. In addition, other improvements were made Description The problem was fixed by ffmpeg-developers.