In this video we take a look at how to resize videos using FFmpeg.
We take a look at how to how to scale videos or images using fixed parameters, or parameters depending on the original resolution or the aspect ratio.
We also take a look at how to specially resize putting padding borders to match an input size resolution.
For any questions or doubts, feel free to write a comment down below!
Further reference about scaling in FFmpeg:
► trac.ffmpeg.org/wiki/Scaling
► ffmpeg.org/ffmpeg-scaler.html...
Sample video: www.pexels.com/video/drone-fo...
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📖 CHAPTERS 📖
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00:00 Intro
00:50 Scale a video with fixed width and height
05:17 Extract single frame from a video
07:13 Scale an image with fixed width and height
08:10 Scaling by maintaining the aspect ratio
10:58 Using variables - iw and ih
14:22 Using decimal number while scaling
15:51 Preventing upscaling while resizing
19:02 force_original_aspect_ratio parameter and the pad filter
25:14 force_original_aspect_ratio parameter and cropping
27:04 Change the interpolation algorithm
30:58 Conclusions
#devstefit #ffmpeg #resizevideos
2 июл 2024
