Questions tagged [nvidia]

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How transcoding a mkv using CPU (decoding h.265) and GPU (encoding h.264) with FFMPEG?

I have: an old i7-2700K an old ASUS GTX 760 last ffmpeg version ffmpeg-n4.4-latest-win64-gpl-4.4.zip from BtbN. I want to transcoding a h.265 mkv file (1920x1080) to h.264 (downresizing to 444x250) ...
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43 views

Where/what to check in Openshot to see why GPU render doesn't work?

I've been using OpenShot for a while on Fedora Linux from 27-33 and mostly not much problems. I did notice occasionally that Render via GPU didn't work, but then I restarted the App, and was ...
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1answer
509 views

FFmpeg/nvenc(cuda): Where is the documentation for h264_nvenc encoder?

I'm trying to use Nvidia's h264_nvenc video encoder with ffmpeg but I can't find a single source of documentation for it. I want to know what options are supported and what they do. The software ...
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173 views

FFmpeg start slowly with multiple instance on nvidia T4 GPU

environment: OS:Centos7 FFMPEG version: 4.2 GPU: NVIDIA Tesla T4 I have a requirement to work with multiple FFMPEG instance,command like this: ffmpeg -y -loglevel info -hwaccel cuvid -...
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1answer
719 views

Unsupported video driver on bootcamp

Apologies in advance if this is too noob a question. I have already searched google and couldn’t find a satisfactory answer. So I decided to give Premiere Pro a go and downloaded the Adobe Premiere ...
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1answer
243 views

After Effects CS6 not recognizing GTX 1050 Ti GPU

I have a laptop with Intel i5 chipset and GeForce GTX 1050 Ti GPU. Due to some work related reasons I still use Adobe After Effects CS6. Right now I am facing an issue with Raytracing in AfterEffects ...
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3answers
6k views

Configure CQP (CRF) for h264_nvenc

Encoding on CPU can be done via: ffmpeg -i input.mp4 -vcodec h264 -crf 23 -acodec copy h264.mp4 GPU's alternative for the codec is h264_nvenc. How can I pass the same options to it? I googled and ...
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1answer
1k views

Improve performance on 4 x 4K mosaic with FFmpeg

I'm using a NVIDIA Quadro P4000 and my config is Intel i7 2.4 GHz with 8 Go of RAM. I'm working on Ubuntu 16.04, I've installed NVIDIA drivers using apt repo aswell as CUDA. I'm using FFmpeg in ...
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1answer
4k views

FFMPEG: hardware acceleration for libvpx

I tried to encode mp4 4K with H.264 format to webm format using ffmpeg libvpx, I need to convert them to multi resolution 1080p - 144p. I was run following command : ffmpeg -i source-4K.h264.mp4 -...
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1answer
544 views

FFmpeg mosaic with hardware acceleration on Quadro P4000

I'm currently trying to achieve a mosaic including 4 videos using FFmpeg and hardware acceleration. I'm working on Ubuntu 16.04, I've installed NVIDIA drivers using apt repo aswell as CUDA. I'm using ...
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278 views

Jetson Xavier and 16 12MP cameras

I recently saw the Jetson Xavier from NVIDIA (https://developer.nvidia.com/embedded/jetson-xavier-faq). I need to connect 16 12MP cameras like this one: https://www.baumer.com/it/en/product-overview/...
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2answers
7k views

How to extract a video frame using NVIDIA card

I want to extract a frame from the h264 video stream using NVIDIA card. First of all we need to decode this stream via h264_cuvid decoder: ffmpeg -hwaccel cuvid -c:v h264_cuvid -i ... As I ...
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1answer
2k views

Using multiple graphics cards in Davinci Resolve

So I recently got a Nvidia 1050 ti for my editing rig but was wondering if it would be possible buy another 1050 ti and install it to get Davinci to use two graphics cards (perhaps using SLI?).
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1answer
6k views

FFmpeg hardware cuda decoding and overlay picture

I can overlay a picture to the video stream with the following command: ffmpeg -thread_queue_size 1024 -i udp_source -i watermark.png -filter_complex "[0:v]scale=1920:1080,yadif=0 [base]; [base][...