Ffmpeg vaapi screen recording I tested on an 1080p video using VAAPI acceleration, the CPU rate decreased about 10% altogether. [FFmpeg-user] AMD screen record + h/w vaapi encode to mkv fails. This allows to record video with cursor. Studio), but the result is the same: when I try to capture a screen, I only get a black screen. 264" and "x264" are available for the "Video Encoder". 12:56:24. Butt simple, in fact. Viewed 1k times 0 . sh , but you need to manually install the dependencies, as described below. xrandr setting is: 1920x1080 60. 241. And when I do it, this warning appears in the terminal. 53-1-MANJARO, LLVM 12. 891: [FFMPEG VAAPI encoder: 'streaming_h264'] Failed to open VAAPI codec: Invalid argument This computer has also win10 installed and on win10, obs supports qsv well. Next message (by thread): [FFmpeg-user] Add time code AND a watermark in one pass I set this to vaapi and it seems to be able to stream using this method without any errors popping up in the logs. If you are running another distro then you can run sudo . Previous message (by thread): [FFmpeg-user] Generate MPEG Transport stream from audio files only Next message (by thread): [FFmpeg-user] ffmpeg compile with fdk-aac error Jul 15, 2022 · I know this is a well documented issue but I have tried all of the solutions I have seen posted thusfar. 12. Read more about ffmpeg and VAAPI here. 264 hardrware encoding but I always get the message that encoder is overloaded even at a bitrate that is obviously way too low for 1440p @ 60fps. 0 for Live Streaming Video Recording, Screen Capture Device Work with PS4/PC/OBS/DSLR/Camera I'll see if webcamd works. Screen grab uses ffmpeg for recording and encoding. (If installing on multiple machines you can copy the RPMs to new systems instead of rebuilding. FFmpeg includes the x11grab and ALSA virtual devices that enable capturing the entire user display and audio input. To capture video of the 100 square pixels of the upper left corner of your screen you do this: ffmpeg -video_size 1024x768 -framerate 25 -f x11grab -i :0. Download OBS studio and record screen with default options (since OBS uses ffmpeg as backend); # record screen and save as video ffmpeg -f x11grab -i :0. I'd like to ask for your advice. Andy Furniss adf. 0+0,30 -r 1 -t 5 output. Nov 27, 2024 · In this article, we discussed how to capture high-quality screencasts using FFmpeg and Wayland. The first 20-30 seconds is perfect, but suddenly the video stutters and looks like it drops to a super low bitrate and remains like that for the remainder of the recording. May 13, 2024 · I'm trying to screen record using ffmpeg and having it all done via hardware on my Intel integrated graphics. Sep 27, 2020 · FFMPEG may be doing more here. ffmpeg -f gdigrab -framerate 30 -draw_mouse 1 -i desktop -c:v h264 -r 30 -preset ultrafast -tune zerolatency -pix_fmt yuv420p "record. In this case, use the -x yuv420p option in addition to the ‘ vaapi ’ options to convert the data to yuv planar data before sending it to the GPU. I initially wanted to capture 720p30 using VAAPI acceleration, but I've been on a wild goose chase for the past several days trying to get a stable 30fps capture 翻译状态： 本文（或部分内容）译自 FFmpeg，最近一次同步于 2024-01-19，若英文版本有所更改，则您可以帮助同步与翻译更改的内容。 That was to demonstrate that even with ample bitrate, vaapi produced poor quality output. Apr 30, 2013 · ffmpeg -i rtsp://@192. Second case, it produces goof output even on lower bitrate. Unless obs / whatever app you use messes up hard, it should be as efficient as this application, and without any of the drawbacks. May 2, 2016 · I use exactly what ffmpeg suggests on the screen_capture_recorder ffmpeg faq to record desktop (located here) ffmpeg. /ffmpeg-vaapi-example; Watch as the system freezes up Below is the command I use to record my screen with ffmpeg when using swcursor. /ffmpeg -vaapi_device /dev/dri/renderD128 -f x11grab -video_size 1920x1080 -r 60 -i :0 -vf 'format=yuv444p,hwupload' -c:v h264_vaapi output. 4 days ago · If you are running an Arch Linux based distro then you can find gpu screen recorder on aur under the name gpu-screen-recorder (yay -S gpu-screen-recorder). 0, has been released with a number of new features and improvements. 0 VGA compatible controller: FFmpeg is the leading multimedia framework, able to decode, encode, transcode, mux, demux, stream, filter and play pretty much anything that humans and machines have created. mkv so, looks like the codec works much better compressing predefined set of images, yes? – FFmpeg scripts for screen recording YouTube videos and YouTube live streaming on OpenBSD. Feb 13, 2020 · It should look something like this -vf 'hwmap=derive_device=vaapi,hwdownload,format=bgr0'. 21 info: FFmpeg VAAPI H264 encoding Jun 5, 2023 · Ok starting to think it’s something with OBS itself. mpeg -ac 2 I'm getting a video with 0 audio channels, which I can check running FFmpeg/ffplay output. mp4 FFmpeg is the leading multimedia framework, able to decode, encode, transcode, mux, demux, stream, filter and play pretty much anything that humans and machines have created. OBS was not designed with you use-case in mind. # AMD + FFMPEG VAAPI screen+alsa+pulseaudio recording script # In your home directory create . There is no option for NVENC. 264 QSV, but this fails, and I'm pretty sure this isn't the same as VAAPI. 3 (it works with 2. This software renders cursor image over real cursor. Jan 21, 2023 · Trying to record 3440x1440p at 60fps at anywhere between 2000-4000 Kbps using FFmpeg VAAPI in H. 1 May 30, 2022 · Screen capture with ffmpeg + vaapi, how to add sound. com Basically, hardware-accelerated codecs (hevc_vaapi and h264_vaapi) give me a quite blurry output regardless of passed encoder options, whilst libx264rgb (a software, non-accelerated encoder) gives me a crisp image. 264. When I enable hwaccel_args preset-vaapi, the camera shows a green screen. Ask Question Asked 2 years, 7 months ago. ). Since OBS's standard output only supports H. tar. It talks about ffmpeg, but you can pipe the result of ffmpeg to ffplay. Configure Recording: Opens the Kdenlive Menu ‣ Settings ‣ Capture ‣ Screen Grab window. fc39. Help needed with lossless video/audio screen capture. Aug 15, 2022 · I am trying to setup OBS Studio to capture an entire screen. System : Ubuntu 20 Recording a traditional X11 desktop is easy with existing tools. Switching to Screen Capture solved the constant stuttering issue for me, but the stuttering and freezing under 100% GPU load that I talked about my other post is still an issue. Previous message (by thread): [FFmpeg-user] Live streaming screencast is a command line interface to record a X11 desktop using FFmpeg, having support for offline recording and live streaming. However, it is not well supported in editing software and may require remuxing for use in editing software. I've tried: Trying to do Window Capture instead of Screen Capture might be an issue. This is first screen capture app with support for VAAPI encode. /build. 264 / NVENC. The Problem is that some og the functions depricated. mp4 Aug 6, 2020 · Use VAAPI hardware acceleration (same as above but with hardware flags and h264_vaapi or hevc_vaapi as codecs, or kmsgrab instead of x11grab) 6. gz; Extract the files, run . H. /install. mkv Oct 27, 2024 · But after trying to create a `Screen Capture (PipeWire)` source and choose the first my monitor - I have nothing. It's designed to make desktop recording a simple task, eliminating the somewhat complex FFmpeg command line arguments and the need of multiple commands. Shotcut. mp4 will not do transcoding and dump the file for you in an mp4. 0, kernel:6. mkv. The following example, assumes that ffmpeg. Both systems are now unable to utillize GPU encoding. Today i'm trying record my screen with ffmpeg & vaapi, but I have some problems. 2 and previous versions). mkv -c h264_vaapi -d /dev/dri/renderD128 Some drivers report support for ‘ rgb0 ’ data for ‘ vaapi ’ input but really only support yuv planar formats. I'm just doing a full screencap of one monitor. here is an example of a working one dont ask me why it works ffmpeg is confusing af to me sudo ffmpeg -f kmsgrab -i - -vf 'hwmap=derive_device=vaapi,scale_vaapi=w=1920:h=1080:format=nv12' -c:v hevc_vaapi mp4. You switched accounts on another tab or window. One uses an AMD Radeon RX 6700 XT with MESA the other system is a Notebook with an intel HD igpu using the intel mediadriver for VAAPI. 5 for AMD Radeon(TM) HD8800 Series (PITCAIRN, DRM 3. Sep 23, 2014 · As of today, FFmpeg and libav have implemented hardware-accelerated encoding via VAAPI on supported platforms and hardware SKUs, and I have written a write-up on the same that will enable you to set up, deploy and use both ffmpeg and libav to achieve the same effect. I use fedora 34 with Wayland, I used to use OBS to record my computer screen and audio but after the last update it won't even open, so I am trying to do the same with ffmpeg but I don't know how as I am a complete noob with this. So to make sure that iGPU is loaded before nvidia and assigned card0, add its module (i915 for me, check yours before making any changes) to the MODULES string in your mkinitcpio. This is a modified version of wf-recorder that uses FFMpeg filters to simplify the implementation of the video encoder. The recordings of one of my cameras (yi-home IFUS/y211ga - Parkplatz) are only displayed with green fragments in the browser (Chrome). Most issues have to do with the version of ffmpeg installed or how ffmpeg was compiled. 0) vainfo: Driver version: Mesa Gallium driver 21. I can't for the life of me figure out how to screen capture with wayland so I had to switch back to X11. With this setup, you can create high-quality screencasts suitable for platforms like YouTube. I’m debating if I should use SSR instead, but looks kind of a pain to use. Oct 14, 2018 · Question / Help OBS cannot record with custom ffmpeg output + h264_vaapi encoder. 0+0,0 -ac 2 -f alsa -i pulse -ac 2 -acodec copy output. Install the kernel RPMs built by step 2. (h). 22631 Build 22631 $ wl-screenrec --help High performance screen/audio recorder for wlroots Usage: wl-screenrec [OPTIONS] Options: --no-hw don't use the GPU encoder, download the frames onto the CPU and use a software encoder. OBS Studio is free, open-source live streaming and screen recording software that is popular with gamers, streamers, and even educators and businesses due to its powerful feature set, customisation options, and easy-to-use interface. 00*+ ffmpeg parameters: Oct 6, 2020 · My goal is to capture the screen from an electron app but I'd like to do that by using ffmpeg's h264_vaapi encoder. sh and then run . Dec 22, 2020 · Cannot record the screen with FFMPEG VAAPI. This is the debug file produced on launching obs: Sep 29, 2020 · Hello all, I use OBS for recording my screen, and I'm trying to set up HEVC encoding on my GPU (Vega 8, it is supported) to save space. mp4 using VAAPI on Linux: Mar 26, 2023 · MKV is a very flexible container that is compatible with every audio and video encoder supported in OBS Studio. OBS is nice app but support only software h. i want record all screen with max fps. lucasmsoares96 New Member. I have obs setup to encode using ffmpeg vaapi. Therefore, the listed QSV recorder is yet another way to access it. 0 capture card" that I got from Amazon: Capture Card, Video Capture Card 4K 1080P 60FPS, HDMI Capture Card Switch, Game Capture Card USB 3. I'm doing basic coding stuff, editing, browsing, etc. Specifically, ffmpeg needs --enable-x11grab to wf-recorder -f test-vaapi. Jul 18, 2018 · I want to record my screen with ffmpeg. GitHub Gist: instantly share code, notes, and snippets. mkv FFmpeg scripts for screen recording YouTube videos and YouTube live streaming on OpenBSD. Previous message (by thread): [FFmpeg-user] Generate MPEG Transport stream from audio files only Next message (by thread): [FFmpeg-user] ffmpeg compile with fdk-aac error 1 day ago · Hello, I have already QSV and VAAPI video encoding working and built for FFmpeg and Cinelerra-GG. The numbers (20, 28, whatever) don't align across encoders. Previous message (by thread): [FFmpeg-user] AMD screen record + h/w vaapi encode to mkv fails. I have tried installing OBS Studio both through pacman (pacman -S obs-studio) and flathub (flatpak install --user com. Thread starter ssardiko; All I'm trying to do is capture the entire screen. No. FFMPEG VAAPI worked for me on both of my Kubuntu 22. com Wed Mar 7 21:12:36 EET 2018. Its dependencies are ffmpeg, wayland-client and wayland-protocols. mpeg Jan 27, 2020 · I'm trying to record the whole desktop stream with FFmpeg on Windows. Screen capture doesn't. 120KB 3K SLoC wl-screenrec. 264 and hevc on nvidia and all other like amd or intel can only use software h. DRI128 is probably the default vaapi device and does not need to be specified, and maybe ffmpeg can figure out hwupload and format conversion automatically. com Sun Feb 25 00:33:12 EET 2018. e. lists at gmail. Within a given compression format (e. 0 -vcodec png -f segment -segment_time 20 Video_%02d. It's not the end of the world if use AAC 320. mp4 Sep 19, 2021 · Hy although this is an old thread, this is my solution:-vf scale_vaapi=-2:720 "If one and only one of the values is -n with n >= 1, the scale filter will use a value that maintains the aspect ratio of the input image, calculated from the other specified dimension. Dec 22, 2020 #1 I can't use AMD GPU sorry i didnt read rules very carefully. Feb 22, 2024 · Describe the problem you are having. mp4 See full list on github. Pretty sure VAAPI wants an existing surface to work with, which as you have recognized you don't have. I have most if not all libvpl and libva packages installed on SUSE Linux. Trying to remove libvaapi or libvdpau1 wants to also remove ffmpeg and obs-studio, so I need a runtime option (no, I don't want to recompile; I could, but I don't want that maintenance May 29, 2020 · I can't record my screen with ffmpeg and using vaapi. I mean I’ll use VAAPI or whatever to not have my CPU losing frames while I’m recording. mkv -c h264_vaapi -d /dev/dri/renderD128 Some drivers report support for rgb0 data for vaapi input but really only support yuv planar formats. Jun 30, 2021 · (The reason I want lossless when recording the screen is that I want to use ffmpeg's "loudnorm" filter to normalize the audio after recording. I'm trying to make a screen recording with ffmpeg. I use wlroot screen capture and sway headless display, and when streaming, video playback is not smooth. webm ffmpeg -y -f avfoundation -capture_cursor 1 -i 1:0 -r 30000/1001 -s 1280x800 -vsync 2 -c:v libvpx -c:a libvorbis -b:v 1M -b:a 128K capture. Sep 23, 2019 · I am recording my screen and saving it to a *. Jul 9, 2021 · However, no matter how much I try, FFmpeg recording takes more CPU and the resulting file takes up much more space than what VLC achieves. -hwaccel vaapi: This instructs ffmpeg to use VAAPI based hardware accelerated decode (for supported codecs, see platform limits), and it can drastically lower the processor load during the process. See HWAccelIntro here. Nov 12, 2023 · A new version of OBS Studio, version 30. Sep 15, 2023 · FFmpeg VAAPI h264–1080p 60fps 12mb bitrate — Screen Capture (Pipewire) FFmpeg VAAPI h264 1080p escalando para 1440p 60fps 18mb bitrate — Game Capture. A sample FFmpeg command I tried: ffmpeg -hide_banner -f avfoundation -i "2:none" -r 10 -vf "scale=-1:720,setsar=sar=10/9" -c:v h264_videotoolbox -b:v 1250K -keyint_min 20 -bf 5 testing_ffmpeg. May 3, 2024 · Describe the problem you are having. No gaming and such. Because every application can grab the window content of any window or monitor on the X11 server, screen sharing is rather simple to do. Jul 23, 2024 · The only encoder that shows up is H. ffmpeg video capture errors [FFmpeg-user] AMD screen record + h/w vaapi encode to mkv fails. I found a working example here. You can crop the recording to only the location of the window you want. 264 and this kill cpu in demending games. 1. 266 video acceleration, Intel engineers have went beyond just providing the driver support to also ensuring prominent open-source software can leverage this new functionality. Note that you should only use this option if your hardware supports hardware-accelerated decoding via VAAPI for the source fornat being encoded. 1:62156 -acodec copy -vcodec copy c:/abc. 40. I am trying to record my screen with the hardware Video Acceleration API, but I can’t because vainfo indicates that I don’t have any “VAEntrypointEncSlice” entries: [lukas@lukas-pc ~]$ vainfo vainfo: VA-API version: 1. streamkey file. By default ffmpeg tries to used card0 for vaapi encoding. In this case, use the -x yuv420p or --pixel-format yuv420p option in addition to the vaapi options to convert the data to yuv planar data before sending it to the GPU. So I tried to replace them with the updated Zero copy screen recording (like kmsgrab in ffmpeg) dont't records cursor. By using ffmpeg-fluent I have the option to set the codec but when I try to use the $ wf-recorder -f test-vaapi. You signed out in another tab or window. mkv But It gives the following error Feb 6, 2022 · Have you tried this with empty "Video Encoder Settings" and "Muxer Settings" fields? I think that is what it's complaining about. in other thread i just wanted get /dev/dri path for hardware encode, other thread already solved i got a little bit progress about my goal but im stucked again. Something like this works for me: Streaming screen capture under Wayland. 0. Jun 4, 2014 · Note: See TracWiki for help on using the wiki. Visit the Trac open source project at preset-record-generic-audio-copy: Record WITH original audio: Use this to enable audio in recordings: preset-record-generic-audio-aac: Record WITH transcoded aac audio: Use this to transcode to aac audio. record Linux Wayland/DRM screen using ffmpeg's kmsgrab device with Nov 2, 2024 · Intel has integrated VVC VA-API hardware accelerated decoding support into the widely-used FFmpeg multimedia library. webm Audio still stutters with this command: ffmpeg . Even with my lenovo thinkpad x230 I am able to capture screen at over 80fps with total fluency. 168. When streaming with wlroot a real monitor and using the hacky fix, I do not notice any choppiness. 14-051414-generic kernel. mp4. so' info: [pipewire] Available captures: info: [pipewire] - Desktop capture info: [pipewire] - Window capture warning: v4l2loopback not installed, virtual camera disabled warning: LIBVA_DRIVER_NAME variable is set, this could prevent FFmpeg VAAPI from wf-recorder is a utility program for screen recording of wlroots-based compositors (more specifically, those that support wlr-screencopy-v1 and xdg-output). Platform Support Intel / i965. 215: FFmpeg VAAPI H264 encoding not supported There are different ways to access hardware encoders and decoders. Lossless preset; OpenShot; Cutting with FFmpeg; Joining videos; Audio processing. If your source is already aac, use preset-record-generic-audio-copy instead to avoid re-encoding: preset-record-mjpeg: Record an mjpeg stream Aug 20, 2018 · ffmpeg-f dshow -i video= "screen-capture-recorder" outfile. Custom license. I use an Intel NUC with Iris Plus Graphics and this usually works well. asoundrc with following contents: # pcm. In order to enable it in FFmpeg you need: A supported GPU; Supported drivers for your operating system The NVIDIA Codec SDK or compiling FFmpeg with --enable-cuda-llvm ffmpeg configured with --enable-ffnvcodec (default if the nv-codec-headers are detected while configuring) Dec 2, 2024 · FFmpeg fails to capture the desktop, because the SSH connection doesn't have access to the user's desktop. conf and regenerate initramfs. I want to record all screen with max FPS. FFmpeg can basically stream through one of two ways: It either streams to a some "other server", which re-streams for it to multiple clients, or it can stream via UDP/TCP directly to some single destination receiver, or alternatively directly to a multicast destination. 6. Capture (screen + audio) Cutting and Editing. Key Concepts A simple screen recorder using ffmpeg, designed to be used headlessly, e. So this is amazing choice for all AMD and Intel users who want record/streaming from Linux. Sep 2, 2016 · btw, if we try to record screen directly with ffmpeg, we get a much bigger output file: ffmpeg -f dshow -r 2 -i video="screen-capture-recorder" -vcodec libx264 -crf 30 -preset ultrafast c:\output3. So I used the following ffmpeg command: $ ffmpeg -video_size 1440x900 -framerate 30 -f x11grab -i :0. I am using the command provided in step 6 of this WikiHow page. Download in other formats: Plain Text; Powered by Trac 1. Oct 27, 2021 · I'm trying to record my screen losslessly (or at near lossless quality) with hardware acceleration on a 6700 XT with ffmpeg. Specs For reference, here are my specs: Windows 11 Pro Version 10. You need vaapi setup to use it, otherwise, use libx264. 10. Vendors usually have their own APIs (NVIDIA has CUDA, Intel has QSV, AMD has AMF) and operating systems may also have their own APIs that use whatever HW capabilities are available (Windows has DXVA and D3D11VA, Linux has VAAPI, VDPAU and V4L, macOS has VideoToolbox). I'm trying to use Intel QSV on ffmpeg. 0, 5. Current Behavior. May 10, 2023 · I want to start a screen recording from a script, so I’m looking for a way to record screen via terminal. On Linux ffmpeg can capture X11 screen with a command below: ffmpeg -f x11grab -r 25 -s cif -i :0. x86_64, cpu:amd-r5-5600u-and-built-in-gpu. I installed SimpleSceeenRecorder and specified the nvenc_h264 encoder, and it seems to record my screen using the GPU. Jun 12, 2024 · You signed in with another tab or window. It should work on a recent Intel chipset running an up-to-date Linux kernel, with VAAPI installed. The DeckLink drivers may not be installed warning: Failed to initialize module 'decklink. 0 -f pulse -i 0 output. With the new Intel Core Ultra 200V "Lunar Lake" laptop SoCs featuring VVC/H. It's game-dependent of course, since not all games will bring the GPU to 100% load. exe is located in c:\Tmp\FFmpeg, and that we are saving the MP4 file to c:\Tmp\FFmpeg folder. 215: VAAPI: Failed to initialize display in vaapi_device_h264_supported 12:56:24. 264 with VAAPI, I have used a custom FFmpeg output with the hevc_vaapi encoder. I have recently only been able to record using x264 encoder, but the quality and performance is subpar even for 720/ 768p (1366 x 768 is my laptops screen resolution). ``` info: PipeWire initialized info: User added source 'Screen Capture (PipeWire)' (pipewire-screen-capture-source) to scene 'Scene' info: [pipewire] Screencast session created [FFmpeg-user] AMD screen record + h/w vaapi encode to mkv fails. mkv container (I am not sure it is what i really need, i have chosen it because a matadata in start of the file, and had hoped the file will be OK if simething will be wrong) using command: ffmpeg -f x11grab -r 7 -s 1920x1080 -i :0. Previous message (by thread): [FFmpeg-user] Live streaming [FFmpeg-user] AMD screen record + h/w vaapi encode to mkv fails. Recently I got refurbished Dell Latitude E6540 with two GPUs: integrated Intel HD Graphics 4600 and external AMD Radeon HD 8790M: 00:02. !default pulse # ctl. For example, play test. obsproject. The recorded clip will be added to the project bin. Dec 21, 2021 · At the moment I only plan on recording. But, then the vaapi encoder becomes the challenge. My ffmpeg parameters are: . Nov 13, 2024 · Once you've figured out the device index corresponding to the screen to be captured, use: ffmpeg -f avfoundation -i "<screen device index>:<audio device index>" output. mp4 There are also the options of -hwaccel cuda dxva2 qsv d3d11va opencl vulkan -c:v h264_cuvid-c:v h264_nvenc I'm recording my screen 2560*1440, scaling down to 1080p. ) Nov 13, 2024 · #14 in Video. Strangely enough, CPU utilisation stays the same! Any ideas why vaapi decoding might produce the same CPU utilisation as CPU decoding? I have an ffmpeg installation that comes with the distribution, with the binaries in /usr/bin. Any help would be appreciated, I’ve been struggling with this for over a day now. 22. If you choose to do screen recording/streaming on Linux, it's certainly that you'll get more trouble than under Windows/macOS. 4-200. With my old PC I was able to capture at over 60 fps at full screen while doing any task I needed to record. Jul 4, 2022 · I'm technically not using a real webcam but rather a "HDMI to USB 3. When the Vaapi was working, my computer was running pretty good, and the quality of the Nov 13, 2023 · I tried all kinds of video encoders but no luck but I do see errors from the log regarding FFmpeg VAAPI H264 and FFmpeg VAAPI HEVC. I wrote this tutorial with the version n4. 2, libwayland:1. The Mesa VAAPI driver uses the UVD (Unified Video Decoder) and VCE (Video Coding Engine) hardware found in all recent AMD graphics cards and APUs. , from a keyboard shortcut - recorder where's vaapi? try recording the screen with encoding on the gpu for minimal performance drop, with audio from pulse instead of alsa, then you'll have something worth being called a tutorial - because doing all that can cause shitton of problems and the only sure way is separate recording of video and audio (using 2 ffmpeg instances) with Feb 22, 2024 · on obs i don't have any screen capture options. gif # take a screenshot and save as png ffmpeg -f x11grab -video_size 3 days ago · For example to capture with ffmpeg from an ALSA device The default is to capture the full screen if desktop is -vf 'hwmap=derive_device=vaapi,scale_vaapi=w Summary of the bug: I used ffmpeg for Linux screen capturing and had it working until I upgraded to ffmpeg 2. exe -f dshow -i video="screen-capture-recorder":audio=%Device% -vcodec libx264 -pix_fmt yuv420p -preset ultrafast -acodec pcm_s16le -ac 1 -ar 22050 -t %Duration% out. I installed OBS, and I installed the optional package of "libva-intel-driver", but the only "FFmpeg VAAPI H. i want record real time screen video same frame rate with my monitor. ffmpeg -f gdigrab -hwaccel vulkan -i desktop -vf scale=1920:1080 output. It's arbitrary. The command I have always used is: Aug 2, 2024 · Hi, Same as me, you have probably tried to fix low volume issue, when audio on screen captures was faint, very quiet. mp4 # record part of the screen as gif for 5 seconds # with 800x600 resolution, 0 x-offset and 30 the y-offset ffmpeg -f x11grab -framerate 10 -video_size 800x600 -i :0. When I run the command: Screen capture. mp4" But I want use GPU record my screen now. Stream Key If you intend to do live streaming, make sure to place your Stream Key under the ~/Document/. Jul 9, 2023 · On the same computer, under Windows, I can use Intel's own Arc settings app to record the screen using the AV1 hardware encoder. com Sat Feb 24 02:40:38 EET 2018. Many applications support this method like ffmpeg with the x11grab source or apps built with the Electron framework. I can confirm that playing a video with VAAPI decoding remove those spikes. Mar 16, 2024 · This occurs after manually setting Screen Recording Options Video Source to ddagrab or ddigrab with Video Encoder H. I was hoping to do a little better than that since it appears to be possible. sudo ffmpeg -device /dev/dri/card0 -f kmsgrab -i - -filter:v 'hwmap=derive_device=vaapi,scale_vaapi=w=1920:h=1080:format=nv12' -codec:v h264_vaapi recording. Reload to refresh your session. I've installed intel-media-driver, linux-firmware-intel, linux-intel-driver, mesa-intel-driver, libva, libva-glx, libva-utils, mesa-dri and mesa-intel-dri, intel-video-accel, ffmpeg, etc [FFmpeg-user] AMD screen record + h/w vaapi encode to mkv fails. an unfinished recording due to power loss or other causes will remain playbale and recoverable. Jul 4, 2022 · kmsgrab is probably the only way to do it using only ffmpeg. Screen capture. mkv This also captures with VAAPI to use hardware encoding. mkv Tried with these options, video looks great, but no audio: ffmpeg -y -f avfoundation -capture_cursor 1 -i 1:0 -r 30000/1001 -s 1280x800 -vsync 2 -c:v libvpx-vp9 -c:a libopus -b:v 1M -b:a 128K capture. Jan 15, 2021 · 12:17:14 AM. I'm 3 3. 0 out. FFmpeg supports different APIs for capturing the desktop screen, such as X11, Wayland, and DirectX. Uses dma-buf transfers to get surface, and uses the GPU to do both the pixel format conversion and the encoding, meaning the raw video data never touches the CPU, leaving it free to run your applications. 00*+ ffmpeg parameters: Aug 6, 2021 · Hey guys. I also installed manjaro-pipewire repo not sure if this has any importance. I succeeded in the normal way. 4 So I'm trying to record gameplay using FFMPEG-VAAPI H. Thanks for the tip. 0+0,0 -f pulse -ac 2 -i 1 -c:v libx264rgb -crf 0 -preset ultrafast sample. See QuickSync. Modified 2 years, 7 months ago. As a result, there's a very naive ffmpeg-vaapi plugin (basically is a copy of ffmpeg-nvenc with vaapi-specific hw frame upload added) in the obs-ffmpeg module in this branch Screen recording on Wayland uses one gpu-gpu copy, and can even be zero-copy when recording a composited screen. With gnome:45. We covered the prerequisites, the FFmpeg command, and the various command options. I tried running this: ffmpeg -f x11grab -s 1920x1080 -i :0. I also found another source of choppiness. As a workaround, we may execute the grabbing command from a Scheduled Task. 10 installs. I believe this is an issue with my pipewire. Nov 6, 2018 · hello, i got debian 9 and stock xorg drivers today im trying record my screen with ffmpeg & vaapi but i have some problems. With X11 it's simple and straightforward. I don't see any HW acceleration options, and I can only pass transport/video/audio parameters. Possible issues. Mar 29, 2012 · The ffmpeg is cross-platform and very powerful software to handle video/audio or to stream it. Thread starter lucasmsoares96; Start date Dec 22, 2020; L. 14. Of course, Intel has not released such an app for Linux. Feb 6, 2022 · I have tried to record screen by integrated graphics card via VAAPI on ffmpeg with the following command: ffmpeg -vaapi_device /dev/dri/renderD128 -f x11grab -video_size 1920x1080 -i :0 -c:v hevc_vaapi -qp 36 output. mkv But It gives the following error Nov 6, 2018 · hello, i got debian 9 and stock xorg drivers today im trying record my screen with ffmpeg & vaapi but i have some problems. 12 (libva 2. AMD / Mesa. !default pulse Keywords: vaapi added; radeonsi amd mkv removed ff_isom_write_avcc() is returning an error, meaning the h264_vaapi encoder is either sending invalid extradata, or none at all, during init(). Screen only (no audio) Identifying audio capture devices; Screen and audio; Hardware accelerated capture via VAAPI (Linux) Capture (screen only) Capture (screen + audio) Windows. I'm running Linux Mint with the 5. here's what shows up in the terminal when i open and close OBS: API version 1. Windows Use DirectShow May 10, 2023 · I want to start a screen recording from a script, so I’m looking for a way to record screen via terminal. 0 -f alsa -i hw:1 out. do i need to install something else or i need to recompiling something to support qsv on linux? Aug 8, 2019 · You can pipe the result of ffmpeg to ffplay. I am trying to get hardware acceleration to work with an Intel Ironlake 5th gen. OBS logs record the failed QSV initialization at the end, which are attached. It is based of the use of EGLImage that act as an handle between memory space of different api on the gpu, and in this case opengl and vaapi However, when I try both screen capture and audio, like this: FFmpeg/ffmpeg -video_size 800x600 -framerate 25 -ac 2 -f x11grab -i :0. So I have a script I call at the start of the game that generates an ffmpeg command line and starts it, routing output to a logfile, and after the game, the same script stops ffmpeg. 4, to know it use the flag -version: Apr 12, 2021 · However there is one task that brings me head over heels for its terrible performance: video screen capture. I found the following command on r/kde. . And on Linux, VAAPI through ffmpeg was simply broken, effectively behaving like the 99% bug at all times AMD added B-frame support to AMF in March, pretty much putting the H264 encoder on close to par with Intel and Nvidia and VAAPI through gstreamer is much less broken overall Also, I only have two options: FFMPEG VAAPI or x264. works fine. My understanding is VAAPI is just another API to access QuickSync through. I am trying to create a screen capture using OBS, however, I do not see screen capture as a potential source. High performance screen recorder for wlroots Wayland. mkv みたいなことができるし、これよりはお勧めできる方法として ffmpeg -f gdigrab -i desktop outfile. It can be used for various tasks, including video and audio encoding, decoding, streaming, and recording the desktop screen. Jan 3, 2025 · Then, to capture, you can use the following ffmpeg -device /dev/dri/card0 -f kmsgrab -i - -vf 'hwmap=derive_device=vaapi,scale_vaapi=w=1920:h=1080:format=nv12' -c:v h264_vaapi -b:v 2500k -maxrate 4000k -y output-file. This is a demo project for demonstrate integration of hardware decoding and rendering via VAAPI ( libva ) to OpenGL texture and recording at the same time. I added -vaapi_device Oct 28, 2024 · FFmpeg supports NVENC through the h264_nvenc and hevc_nvenc encoders. 6 By Edgewall Software. 4:2:0 text blur, lossless x264, ALSA, buffering, and VAAPI mysteries to solve! Hi, this is my script so far to capture the screen and audio from one Mic input on my six channel USB sound card. mkv This will capture the screen from <screen device index> and audio from <audio device index> into the output file output. g. Note that if you don't have an OpenGL session the composition step is also being done in Dec 22, 2022 · Working GPU encoding via VAAPI. Next message (by thread): [FFmpeg-user] Add time code AND a watermark in one pass See FFmpeg encoding wiki and ffmpeg(1) § EXAMPLES. Apr 13, 2021 · ffmpeg is a cli-tool that in addition to allowing multimedia file format conversion you can also record screen video starting from the terminal interface. The intent was not and is still not to create an official fork of wl-recorder. [FFMPEG VAAPI encoder: 'advanced_video_recording'] Failed to open VAAPI codec: Die angeforderte Funktion ist nicht implementiert OS/Distro is Linux Pop_OS, GPU is a AMD ATI Radeon RX 6800, Mesa is from the kisak-mesa repo The strange thing is, that the flatpak version (both v28) is working fine: Both recording and Streaming work out of the box. 265), and at a given file size, a non-terrible software encoder (x265) will generally look batter than almost any hardware encoder (the fixed function encoding hardware in your nvidia GPU). I know the capture to reiterate, would recommend experimenting with -async/vsync/fps_mode and/or -af aresample, as well as -fflags genpts, and -vf fps filters, to see if any sync/underrun conditions change or present different symptoms as you alter what-syncs-to-what via those options. Jan 4, 2020 · I'm using Recording->Custom output (ffmpeg) with output URL. 0+100,100 output. FFmpeg is a versatile tool for handling multimedia data. warning: [FFMPEG VAAPI encoder: 'recording_h264'] Failed to open VAAPI codec: Function not implemented info: ----- info: [FFMPEG VAAPI encoder: 'recording_h264'] settings: device: /dev/dri/renderD128 rate_control: CBR profile: 77 level: 40 qp: 0 bitrate: 2500 maxrate: 2500 keyint: 120 width: 1920 height: 1080 b-frames: 0 [h264_vaapi Feb 26, 2023 · On steam deck (desktop mode) with these packages installed: gcc, x11, ffmpeg, libglvnd, libva: Download this minimal reproducible example: ffmpeg-example. Aug 26, 2023 · I have done some research already and the problem seems similar to multiple other threads I found across the internetsrelated to removing different VAAPI drivers. Of course this is assuming the streamed contents are compatible with an mp4 (which in all probability they are). Using the Oct 12, 2019 · i can't use ffmpeg's kmsgrab to capture screen on my pc OS: Archlinux WM: Sway 1. But it records everything. The recording works but the video lags quite a bit. It is failsafe, i. FFMPEG may instantiate an off screen surface to do so which OBS doesn't. For example if I wanted to record everything including [FFmpeg-user] AMD screen record + h/w vaapi encode to mkv fails. 00*+. Check additional command line arguments you have for Screen Recording task: Jan 16, 2017 · So I really wanted to stream Clustertruck in 1440p60, so I spent a whole weekend reading ffmpeg sources instead. Nov 7, 2024 · Understanding Desktop Video Capture with FFmpeg. ebbuyrwmeqhpusasutopsgdzgeqyptpzooanicnxzhhyoxvstacx