Questions tagged [fps]

FPS is short for "frames per second" and is often a measurement unit of rendering performance.

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2 answers
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How do I see the FPS of playback in VLC and other video players in windows?

I play animated videos and notice a lag or frame drop. I learned later that this is due to Japanese anime being not fully animated due to low budgets. But I want to be sure. Nvidia Geforce FPS ...
1 vote
3 answers
6k views

Cause of lag spikes / svchost.exe?

I know some things about computers, but I'm not a computer expert. I have a decent computer with 8GB of memory, and a GTX 960. I usually have Curse, Evolve, and Steam open. (I've had this for a while, ...
0 votes
1 answer
5k views

Recording IP camera RTSP stream to a .mp4 file

I was wondering if anybody can help me figure out what I am doing wrong in the following scenario. So my goal is to record an RTSP stream from an IP camera to a .mp4 file. I have 4 x Vstarcam-C7824 ...
2 votes
0 answers
2k views

Does 120hz and 60 hz make a difrence in gaming? [closed]

With some reaserch on google, looks like poeple say human can't distinguish 60hz and 120hz, but some says human can distinguish it easlly. So when gpu is powerful enough(rtx4080), would you choose 2k ...
0 votes
0 answers
38 views

FFmpeg changes fps on remuxing

I don't know why this happens but when I change container of a video file it also changes the fps too for some weird reason. It was working completely fine until few days ago. Here's the pictures: ...
0 votes
0 answers
233 views

Minecraft: FPS drops on second monitor?

On my main Monitor the FPS are at about 60. If i connect my 2nd monitor and want to play on the monitor the FPS directly drops to about 20 - 30 FPS. Is there something i can do about it or is there ...
13 votes
4 answers
14k views

Why does windows cursor not move at 60fps?

Why is it that when I move my mouse rapidly in circles I can see multiple versions of it? This looks like a frame rate problem. My computer is plenty powerful enough to render the pointer at 60fps but ...
1 vote
2 answers
8k views

Monitor Does Not Change mode to 75Hz Which it supports :(

I bought a Samsung monitor. (S22R350) I connected it to my Windows PC. This monitor is said to be supporting 75Hz. And My graphics card can support this frame rate too. (AMD Radeon 7700HD) But when I ...
0 votes
2 answers
132 views

My Computer has been running slowly and has started stuttering during games it could previously run with ease. What is wrong?

I have a gaming laptop. It has run great in the past, being able to run nearly any game. Now, it sometimes struggles to run light games. Sometimes it will run fine for 30 mins but then it will stutter ...
0 votes
0 answers
1k views

Control/limit requestAnimationFrame FPS

Is there a way to limit/cap requestAnimationFrame FPS in Chromium browsers? I want to cap it to 60 fps and have each frame lasting exactly 1/60 second. It seems that --limit-fps flag used to exist, ...
2 votes
0 answers
5k views

Is there a way to avoid/disable optimus if there is no mux switch?

I have a Dell Inspiron gaming laptop that has the following specs: CPU: intel i5-6300hq 4 cores 4 threads GPU: Nvidia GTX 960m ram: ddr3 8gb 1600mhz hard drive: SATA SSD 256gb I recently learnt about ...
21 votes
3 answers
51k views

Interpolation with FFmpeg

Is there a way to interpolate frames with ffmpeg? and not just copy them. I tried slowmovideo and boy it is slow. I used Twixtor in vegas and hated it. I gave megui and could not get it properly set ...
1 vote
0 answers
2k views

Zoom.us: increase FPS when sharing my screen

TL-DR: How can I make sure that zoom share my screen with FPS as high as possible? I need to share some animated slides (some people will join physically, others remotely), where the animation helps ...
0 votes
0 answers
23 views

Change video from 30 FPS to 1 FPS keeping duration and keeping audio in sync [duplicate]

Which FFMPEG command line could I use to: change FPS from 30 to 1 FPS keeping original video duration keeping original audio in sync if it goes - then without re-encoding It MUST drop frames The ...
0 votes
1 answer
717 views

Double Video Length With FFMPEG (No Audio)

I have a time lapse video with 29.97003 FPS. There is no audio. The video is too fast. I would like to lengthen it from 10 seconds to 20 seconds, while keeping each frame with like 15 FPS. How can I ...
0 votes
1 answer
179 views

FPS drops in some games to 5-10 frames while hardware not fully used. Some games work perfectly fine

Ryzen 5 2600 GTX 1660 6GB 16GB DDR4 Kingston SSD 256GB With these specs, I was able to run pretty much any game at 1080p. Games that won't work properly include Borderlands 3, The Elder Scrolls Online,...
1 vote
1 answer
3k views

Reduce video frame rate from 60 to 30 fps without re-encoding and keeping original duration

I have a video with these specifications: 4320x2160p 60 fps 20.0 Mb/s bitrate AVC format (x264) Since my smartphone can play videos up to 30 fps at that resolution, I need a fast way to reduce the ...
4 votes
1 answer
2k views

Why does avconv change the fps when deinterlacing?

I have a .MTS 1080i of 25fps (mediainfo) that I deinterlaced with avconv -i input.MTS -vf yadif -c:a copy output.mp4. As the wiki says, the default value for yadif is 0 which "outputs one frame for ...
0 votes
1 answer
1k views

Why Underclocking gives better FPS than overclocking a graphics card?

I am playing a slightly intensive title called Far Cry 4 with a GT 710 I noticed that the game stutters a lot when I use +424Mhz for the core clock and +315Mhz for the memory clock. When I reduce both ...
1 vote
0 answers
572 views

Extract frames from a video results in abnormaly more frames for each fps by using ffmpeg

I have a job of using ffmpeg to extract the frames averagely from a video, with different fps. I use this command for it. ffmpeg -i input.mp4 -r specified_fps -q:v 2 image %4d.png And I have 3 ...
0 votes
1 answer
337 views

Change frame rate of png encoded video without changing number of frames?

I have the following video Input #0, avi, from 'input.avi': Duration: 00:00:12.50, start: 0.000000, bitrate: 335548 kb/s Stream #0:0: Video: rawvideo, pal8, 2048x2048, 338250 kb/s, 10 fps, 10 tbr, ...
1 vote
3 answers
2k views

Will adding more RAM increase FPS in video games if I have no discrete GPU?

I was wondering if adding 4GB of DDR3 ram to my PC will increase FPS in video games. I'm using a Lenovo ThinkCentre E73 with the following specs: Intel Core i5 4460S @ 2.90GHz 4.00GB Single-Channel ...
1 vote
1 answer
829 views

How to avoid FPS drop on games after the laptop battery dies?

I am having an FPS drop when I play games (e.g., League of Legends). When I bought my Laptop PC (DELL INSPIRON N5110) I didn't experience the FPS Drop, it was around 60 FPS and stable. It started when ...
2 votes
2 answers
12k views

Periodic FPS drops in games, regardless of graphis card

When I play recent 3D games (Battlefield 3 & 4, Tomb Raider, Saints Row 3 & 4, etc.) I experience periodic FPS drops, e.g. in Battlefield 3 from the average of around 70-80 fps to 20-30 fps; ...
2 votes
1 answer
1k views

Concat many video: wrong out FPS & audio Pitch

I have a process like this: i have N input video; I cut & transcode them using the following code: ffmpeg.exe -c:v h264_cuvid -resize 1920x1080 -noaccurate_seek -ss 00:00:04.000 -to 00:00:44.240 -...
2 votes
0 answers
211 views

Watch Dogs 1 runs good in windows 7 at low settings but is unplayable in windows 10

Watch Dogs used to run fine at low settings on a windows 7 pc but on a windows 10 pc it does not give me even 20 fps. Win 7 gave me at least 20-25 fps. My specs:- Intel I3 5005u @ 2GHZ 4 ...
0 votes
1 answer
103 views

Windows 7 low performance issue

I am Windows user.So,I have Windows 10 laptop and Windows 7 desktop PC.Here is specs: Laptop : OS:Windows 10 CPU: Intel Pentium P6100 2.00GHz RAM :4gb(3gb usable) GPU: Intel HD Grapichs 2900 (...
3 votes
2 answers
16k views

How to set FPS using ffmpeg

I'm trying to save my CCTV stream into segments of 300 seconds with a FPS of 7. Here's my command: ffmpeg -r 7 -i rtsp://192.168.1.100/...stream=0.sdp -acodec aac -strict -2 -vcodec copy -f segment -...
0 votes
1 answer
29k views

FPS halves whenever I use my second monitor

My VG27VQ monitor has a feature that can display the FPS on the screen. Whenever I have my second monitor enabled, the FPS is 60. Without the second monitor, it says 120 FPS. Is there a reason for ...
1 vote
0 answers
954 views

Is Windows GUI FPS lower than refresh rate?

I'm just wondering why in a lot of videos on youtube with 60fps Windows interface looks much smoother than my real interface? If I can see smooth interface on video why I can't see it on my actual ...
9 votes
4 answers
21k views

Video encoding: How much does the video file size increase with fps?

Given that the next blockbusters of e.g. Peter Jackson (The Hobbit) and James Cameron (Avatar 2) are going to be shot with a frame rate of 48 fps (or even more) - i.e. more than the usual 24 fps - I ...
3 votes
0 answers
240 views

Can I run two different graphics card for two separate monitors

When I try run dual monitors on one graphics card, there's a stutter and sort of screen tearing since one monitor is 144Hz and one is 60Hz. Can I add a second GPU for the 60Hz monitor only? I'm ...
0 votes
1 answer
4k views

What is Variable Frame rate?

Variable frame rate (or VFR) is a term in video compression for a feature supported by some container formats which allows for the frame rate to change actively during video playback, or to drop ...
1 vote
1 answer
40 views

Computer suddenly slow

I have an Asus VivoBook S with Windows 10 and the last time I used it was like three days ago and I played Minecraft with 200fps and 48 chunks, it always did it. Suddenly after these three days it ...
4 votes
3 answers
4k views

Why does my general frame rate slow down to 40fps randomly?

This has been bugging me for a while. Every once in a while, I find my computer to be sort of laggy and I thought it was because it was busy or something. However, I recently noticed that it wasn't ...
0 votes
1 answer
122 views

Am I making a video with 24 fps or 7 fps?

I entered the following code to make a 24 fps video: ffmpeg -framerate 24 -i a%04d.jpg video.webm I noticed that it's written fps=7.3 at the button of the screen and I feel like they are the actual ...
-1 votes
1 answer
265 views

Getting low to medium FPS on a fairly decent mid-range notebook. What could the bottleneck be? [closed]

I have a Lenovo Z470 laptop and these are its specs (generated from Speccy): Operating System: Microsoft Windows 7 Home Premium 64-bit SP1 CPU: Intel Core i5 2450M @ 2.50GHz, Sandy Bridge 32nm ...
2 votes
1 answer
3k views

How to turn off this kind of FPS counter overlay?

I turned it on by pressing some keyboard shortcut by mistake. What is the way to turn it off?
0 votes
0 answers
184 views

How do I output a video that is over 600 fps on FFmpeg?

I have two videos that I want to concatenate, one is 29.97 fps and the other is 30.41 fps. I'm trying to make it look perfect by making the frame rate 91138.77 fps, but it can only go up to 600 fps. ...
1 vote
1 answer
1k views

Low FPS on Linux compared to Windows

I have recently installed Ubuntu as a dualboot to windows on my desktop computer (Just so you know it's the same computer). Computer specs - i3 2130 (3.4GHz, 2 cores 4 threads), 8GiB DDR3 RAM, GTX ...
0 votes
3 answers
243 views

Can I decrease refresh rate of my monitor to 1 FPS

I was curious to see how displays work and would like to see screen drawing slowly at 1 FPS. How is it possible to see? if not possible can we emulate it with any video players like FFmpeg ? or ...
0 votes
1 answer
769 views

games have split second freezes every 30/60 seconds

asking this here again, last post didnt get any awnsers. i really appreciate any help. the issue is really hard to explain because its so random. i get freezes where my game just freezes in for ...
0 votes
1 answer
172 views

Computer Specs High Terrible Performance

I wasn’t sure if this was the right place to ask but I’m just going to throw it out there. I’ve got a laptop I bought a while ago which has supposedly wild specifications for a laptop. It’s an ASUS ...
0 votes
1 answer
351 views

Why does my FPS drop when I go into maximized windowed mode?

When not in Windowed mode my FPS is 50 FPS. As soon as I enter it it drops to 10 FPS. Why does this happen and how do I fix it?
0 votes
0 answers
877 views

Bad performance and odd behavior since Windows 10 Creators Update

Recently I've had to update my PC to the new Windows 10 Creators Update. After it was installed, I jumped right into a game and immediately noticed some low frames. I did a disk cleanup, hoping it ...
4 votes
1 answer
5k views

Ffmpeg Fps interpolation error

I wanted to change the frame rate of the video and found out about minterpolate filter feature in ffmpeg So i tried to test it out and run a simple command. ffmpeg -i video.mp4 -filter "...
3 votes
1 answer
3k views

GPU usage drops causing FPS drop spike

I've been experiencing some stuttering/micro freezes while playing a certain videogame, BF4 to be precise. When running at different video qualities, ranging from low to ultra, the game scores 60fps ...
0 votes
0 answers
732 views

Frame drops while playing video on second monitor

So, this is driving me nuts. I've got a dual screen setup where I run my other 1440x900 monitor off my processor's integrated graphics. Every time I'm watching a stream or watching youtube or a movie ...
0 votes
1 answer
329 views

Relationship between refresh rate and frame rate

This question is very related to the one I'm about to ask, but it's not quite the same, so it doesn't answer my doubt. Is there a strict relationship between refresh rate (RR) and frame rate (FR)? I ...
11 votes
5 answers
25k views

How to convert 1080@50i -> 720@50p using ffmpeg?

I really like 50fps video, but I cannot make ffmpeg convert it to 50fps for me. 720p resolution is absolutely fine with me, just need more FPS. 50i just looks much smoother in proper players (for ...