All Questions
6
questions
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 ...
- 25
1
vote
0
answers
600
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 ...
- 11
0
votes
1
answer
392
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, ...
- 217
0
votes
0
answers
192
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. ...
- 11
3
votes
2
answers
2k
views
Game drops to 0 FPS and CPU Usage drops to 0%
So for about 2 weeks now I've experienced a problem while gaming. My frame rate would drop to 0 and my computer's CPU Usage would drop to 0% at the same time. This would stay this low for up to 30 ...
- 292
2
votes
1
answer
10k
views
Why is GPU core clock cutting itself in half?
I'm using Afterburner to "natively" overclock a 7950, having used the "-xcl" option. From what I understand, this bypasses the need for unofficial Afterburner overclocking, and instead unlocks the ...
- 5,994