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Questions tagged [aspect]

Aspect Ratio is the ratio between the width and the height of a video asset.

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25 views

4:3 video has 720x480 resolution

I was trying to do some video editing and encoding. I have a so-called SD video that should supposedly be in 4:3 aspect ratio. But instead of 640x480, it is 720x480. Interestingly, when I play it with ...
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25 views

4:3 - 16:9 Aspect Ratio Conversion with Pillarbox and Textbox

I'm trying to use FFMpeg to adapt 4:3 (SD) to 16:9 (HD) and reverse function. When SD is converted to HD, I need to add pillarboxes around the content. When HD is converted to SD, I need to add ...
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22 views

How can I crop and export a video to be 480x480 in Premiere?

I've seen several posts regarding how to resize a video to have a 1:1 aspect ratio, but all of the posts show how to do it by making a Sequence in Adobe Premiere Pro CC and crop to 1080x1080 or ...
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66 views

FFmpeg keep different sar and dar in multiple videos

I have two video that I'm working through filter_complex. First video is 1280x720 [SAR 1:1 DAR 16:9] and the second video is 1280x720 [SAR 203:640 DAR 203:360] I would like to merge the files with ...
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20 views

What is the correct aspect ratio to publish video for broadcast television

I recently had an opportunity to publish video for broadcast television. I need to know what the correct aspect ratio is to publish video to the broadcaster. U.S. television broadcast. I have not ...
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2answers
32 views

Why would you deliver a video in 1920x964?

Quite simply; I've never come across this aspect ratio in video before and I just wanted to know if there is a standard in video (that I'm unaware of) that routinely uses this aspect ratio. For a ...
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1answer
160 views

How to Stretch Video Vegas Movie Studio

So I filmed with my Go Pro with a Stretched screen for 16:9 when I resized it to get everything. Is there a way to stretch the video instead of moving the camera to adjust to the 4:3 the video is in a ...
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23 views

4k video on full hd screen

I can't understand this principle and I don't know if I'm doing it right. I bought a go pro hero 6 a few months ago and every time I try to view the videos recorded in 4k on my full HD monitor they ...
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2answers
15 views

Extending the size of the video shot on iPhone

I took a video in an upright (portrait) position on my iPhone. When I watch it on a computer, the edges look black. How can I remove this blackness and display it on the wide frame? I just can not do ...
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1answer
181 views

What should my aspect ratio settings be for an Instagram ad?

I am trying to design a video for my ad in Instagram, but when I upload the video, it says: Story media aspect ratio has to be smaller than or equal to 9:16 Aspect ratios of videos need to be 1:1. ...
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1answer
369 views

change aspect ratio without stretching video ffmpeg

ffmpeg -i "a.mov" -i "b.mp4" -filter_complex "[0:v]setsar=sar=${SAR}[a]; [1:v]setsar=sar=${SAR}[b]; [a][0:a] [b][1:a] concat=n=2:v=1:a=1 [v] [a]" -map "[v]" -map "[a]" -preset veryfast -crf 18 "...
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57 views

Resizing a video in Premiere without scaling

I have a video that's 1280x720. I want it to be 720x720 without re-scaling it (e.g., I simply want to cut off the excess on the right). I need to embed it on a website which is why the sizing sounds ...
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1answer
1k views

How to convert a 2:21:1 video to 16:9 DVD using ffmpeg?

I have a MPEG-4 Simple Profile video with size 720x288, pixel aspect ratio of 2:21:1 (ffmpeg says SAR 1:1, DAR 5:2). I'm trying to use the command I usually use to convert it do DVD format: ffmpeg -i ...
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3k views

iOS - App To Change Aspect Ratio of a Video

I'm a new iOS user, and previously on my Android device, from time to time I needed to change the aspect ratio of a video to 1:1 (to fit with Instagram). So at that time, I was using this app that ...
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1answer
915 views

How do I convert anamorphic hdv video to normal h.264 video with ffmpeg? How to ensure square pixels in output?

I have the following code to convert HDV video to a web ready mp4: ffmpeg -i hdv-input.m2t -crf 28 -c:a aac -b:a 80k -ac 1 -strict -2 -movflags +faststart h-264-out.mp4 The problem is that there is ...
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2k views

In what aspect ratio shoud one record with a DSLR?

This Question is not about what aspect ratio should be chosen for the final film, it's rather about how to get the biggest "resolution" capable of the cammera. When you take a photo with a Modern ...
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2answers
95 views

DVD not displaying full picture

I have created a DVD from video files, originally FLV 1280x720p files. Although I followed the support literature and help guides, approx 10 pixels are missing vertically and approx 20 horizontally ...
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2answers
213 views

How to stop Sony AVC/MVC encoder from adding 4:3 aspect ratio to 16:9 videos?

I am using Movie Studio Platinum 13 (essentially, light version of Sony Vegas). I am creating a project based on mp4 files recorded on my Sony Alpha camera. These files have pixel resolution ...
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1answer
49 views

Footage with different aspect ratio

During a Summer trip, I took various footage with my JVC100 camera and some with my Galexy note 5. Now, I am thinking of using the footage in one movie project. The cell phone footage obviously has a ...
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2answers
119 views

miniDV - Same resolution but lost vertical space in 16:9 widescreen?

I have an old SD PAL camcorder, which records on miniDV tapes at a resolution of 720x576 pixels. This is the output from ffmpeg of the 4:3 recording: Stream #0:0: Video: dvvideo, yuv420p, 720x576 [...
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876 views

Add border to video, maintaing aspect ratio, and insert subtitles in the border

I have an MKV wrapped 1920x800 video and a sidecar .srt subtitle file. I want to convert the video to 1920 x 1080 and add black border on top and bottom while keeping the original aspect ratio. I also ...
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2answers
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What detailed research exists on the effects of aspect ratio on perception?

I'm interested in the effects of aspect ratio on perception in video, whether it's movies or else, looking for detailed research. Could anyone recommend books, courses, research papers on the subject? ...
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1answer
69 views

Converting a Video from 1600*1200 to 1920*1080

How can I convert a video from 1600*1200 to 1920*1080 ? I know that the aspect will be not correct, but I just like to do. With Handbrake I can't do it, because it will not allow me to go beyond the ...
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1answer
364 views

Why does 8K have 16 times the pixels compared to 1080p?

Considering 2K = 1440p, has twice the pixels compared to 1080p, 4k has four times as many, why does 8k not follow this trend?
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3k views

ffmpeg: pillarbox 4:3 to 16:9

I'm confusing myself over how the video filters work, particularly how they work together, I think. I have two MKVs, pulled from DVD, that are respectively 16:9 and 4:3. What I would like to do is ...
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1answer
318 views

Adobe Premiere CS5 match sequence settings but change codec

So I have a flash video that I tried converting to MPEG4 (H.264) in Adobe Premiere. I simply copied the .flv clip and the created a new sequence by dragging the clip to the new item icon: I this gave ...
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1answer
12k views

How can I change the aspect ratio of the sequence preview pane?

I'm wondering how I can change the aspect ratio and size of the preview pane on the right in the following image: The source video (seen on the left) is 1280x720 but the preview pane seems to be set ...
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1answer
713 views

ffmpeg cropped video changes aspect ratio

I have a heterogenous set of videos (codecs, dimensions, size) that I would like to crop off the top using ffmpeg. I've used this code successfully for year without any trouble (example here crops ...
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0answers
6k views

Adobe Premiere Pro CC aspect ratio streched

Couple of last times I rendered with Premiere Pro I notified that aspect ratio is stretched by height. I'm rendering 1280x720 at 1.333 aspect, and it worked fine every time till now, I didn't change ...
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2answers
1k views

How to make MP4 and MPG-2 720 x 1280 videos? (aspect ratio 9:16)

I need to make an video for an advertising panel. The video is nothing special ( It's just a still image for 10 seconds ), but I don't just know how to make MP4 and MPG-2 720 x 1280 videos.
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3answers
854 views

Changing the aspect ratio of a video

I have a video (.mpg) and currently it has the wrong aspect ratio (16:9). I now want to change it to the correct aspect ratio (5:4). How can I do this? I know that on VLC player I can change the ...
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1answer
406 views

Lightworks detects aspect ratio incorrectly and clips video from ShadowPlay

I'm using Nvidia's ShadowPlay to record some game footage, and I am trying to edit it in Lightworks. When I import it, it clips off the edges of the content. I have the project set at 1080p 30fps (I ...
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1answer
34 views

How to change the display ratio of a Theora track inside Ogg?

I have an Ogg Theora file, but unfortunately the display ratio is incorrect on it. I know that it's possible to edit the metadata without reencoding. What tool can do the job? Preferably something ...
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3answers
3k views

Premiere CC uses vertical aspect ratio in multi-camera shot

I have 2 clips. One (from an iPhone) was accidentally shot with a vertical aspect ratio. I want to make a multi-camera sequence from them. Adobe Premiere CC is giving the multicam sequence a vertical ...
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2answers
688 views

Can I shoot in 16:9 then change it to 4:3?

I'm trying to get the old film look with Canon 600D, so I will be shooting in 640*480 25 fps. But what if I shoot in 16:9 at 24 fps, will I be able to get the same 4:3 after editing? (The reason I'm ...
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2answers
5k views

How to correct aspect ratio

I have a movie in AVI format from a toy helicopter that reports an corrupt or missing index but still plays in VLC very wide and short. When I click Video -> Aspect Ratio -> 4:3 the file plays as it ...
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1answer
2k views

Export to wide screen (16:9) from Final Cut pro X

Apologies for the noob question but I've just started trying to learn FCP and couldn't find the settings to export my movie in 16:9 aspect ratio. Can anyone tell me the quickest way to go about it? (...