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To maintain the correct aspect ratio of a video using ffmpeg, you can use the command "-vf scalew:h" where "w" is the desired width and "h" is the desired height. This will resize the video while preserving the original aspect ratio.

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5mo ago

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Related Questions

How can I use ffmpeg to change the aspect ratio of a video file?

To change the aspect ratio of a video file using ffmpeg, you can use the command line with the "scale" filter. Specify the desired aspect ratio by setting the width and height values, and ffmpeg will resize the video accordingly.


Can someone explain the formula for determining aspect ratio for PC monitors In other words how do you know if your aspect ratio is 4X3 or 16X9?

the correct aspect ratio for 4x3 = 1.333 the correct aspect ratio for 16x9 = 1.777


How can change aspect RATIO on a PC?

Ok So I have Windows 7. I play combat arms but when I want to change my screen aspect ratio it wont work. It shows me 3 options Mantain Aspect ratio, Full screen, and Center Image. I click on Maintain Aspect Ratio but for some reason the Apply button is gray. Any help here? When I first bought the computer the computer it self was set on Maintain Aspect Ratio I could change it back then but now I cant. Please help


What is the importance of maintaining the correct aspect ratio in After Effects when creating visual content?

Maintaining the correct aspect ratio in After Effects is important because it ensures that the visual content appears correctly on different screens and devices. If the aspect ratio is not maintained, the content may appear stretched or distorted, affecting the overall quality and professional look of the project.


How do you calculate the aspect ratio of a duct?

The aspect ratio of a duct can be evaluated as the ratio of width to height. As the aspect ratio increases, vibration noise, friction and cost also increases.


What is aspect ratio for 1366 x 768?

That is a 16:9 aspect ratio.


What does aspect ratio of tires mean?

The aspect ratio is the tires profile. For instance, a tire with a 60 aspect ratio means that the tires hight from tread to rim is 60% of the tires nominal width. The lower the aspect ratio # the wider the tire.


What is letter boxing used for?

Letter boxing is used to correct the aspect ratio of films when displaying widescreen video on an SDTV. In order to retain the films original aspect ratio, black bars must be placed at the top and bottom of the image.


What is the aspect ratio of 3x5 photo?

The aspect ratio is the ratio of width to length, in this case either 3:5 or 5:3.


What is the ideal aspect ratio for a 16x20 print?

The ideal aspect ratio for a 16x20 print is 4:5.


Formula for aspect ratio?

example: one bedroom in ahouse is 10ft by 10ft. tne other bedroom is 15ft by 15ft. which is a correct coparison of the size of the two rooms? * the larger room has 1 1/2 times the area of the smaller room. * the larger room has over twice the are of the smaller room. the ratio of the areas of the two rooms is area larger / area samaller = 225/100 or 2.25 thus, the second statement is correct. drawing diagrams provides a visual check.


What actors and actresses appeared in Aspect Ratio - 2010?

The cast of Aspect Ratio - 2010 includes: Kenji Yamamoto