Questions tagged [aspect]

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

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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 ...
Head and toes's user avatar
4 votes
3 answers
13k 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 ...
Chris's user avatar
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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 ...
angel_30's user avatar
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2 answers
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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 ...
Emir Dupovac's user avatar
3 votes
2 answers
3k views

How to make video play with correct aspect ratio

I have the following issue: I have a video file (h264) that plays with the correct aspect ratio in mplayer. However, if I load it into Intel's Computer Vision Annotation Tool, or if I re-encode the ...
painfulenglish's user avatar
3 votes
1 answer
3k 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? (...
Robert's user avatar
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1 answer
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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 ...
user1344545's user avatar
3 votes
3 answers
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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 ...
BrettFromLA's user avatar
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3 votes
1 answer
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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 ...
comp500's user avatar
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2 votes
1 answer
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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 ...
Jim's user avatar
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1 answer
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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 ...
Frezzley's user avatar
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2 votes
2 answers
139 views

Preview Aspect Ratio on Camera LCD Screen

I am planning on shooting a short film with my DSLR (Nikon D5300). I want the film to be in 2.39:1 (1920x800), but my camera is recording in 16:9 (1920x1080). I wondered if there is any way to ...
jng224's user avatar
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2 votes
1 answer
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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 ...
Mauro Molinari's user avatar
2 votes
1 answer
47 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 ...
v010dya's user avatar
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What actually happens to footage that is upscaled or downscaled?

I was wondering if there was any hard number evidence for upscaling or downscaling footage to a certain raster size, and what happens to the quality or if any degradation or improvements are made to ...
markb's user avatar
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2 votes
1 answer
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Shooting in 4:3 Aspect Ratio

I'm a filmmaking student planning to shoot a shortfilm, I want to give it a special visual style that's why I will try to shoot it as if it were square aspect ratio, the problem is, since it's an ...
Santi Tinjacá Rivera's user avatar
2 votes
1 answer
6k 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 ...
priesto's user avatar
  • 23
2 votes
2 answers
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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? ...
base's user avatar
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2 votes
1 answer
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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 ...
drukepple's user avatar
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1 answer
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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 ...
JoshVarty's user avatar
  • 123
2 votes
2 answers
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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 ...
user255406's user avatar
2 votes
2 answers
1k 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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1 vote
2 answers
584 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?
xyz's user avatar
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2 answers
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Best strategy to keep aspect ratio consistent for all videos having any resolution

I am using the following ffmpeg command to create multiple resolutions for the same video content. ffmpeg -i ${f} -c:v libx264 -keyint_min 150 \ -g 150 -profile:v main -f h264 -dash 1 \ -an -vf scale=...
london_utku's user avatar
1 vote
2 answers
2k 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.
Eva's user avatar
  • 13
1 vote
1 answer
732 views

How to crop just 2 pixels without re-encoding (H264 video)?

I just want to crop 2 pixels (Top) to get identical black bars (now is 138 TOP and 140 BOTTOM) but without re-encoding. I think it is possible with FFmpeg but I'm not sure. I want to do this with one ...
Sal's user avatar
  • 11
1 vote
1 answer
234 views

Sony Vegas Pro 12 - 4/3 video wrongly considered as 16/9

I am digitalizing Super 8 film with a dedicated Somikon scanner. It outputs H264 - MPEG-4 AVC films in 4/3 (1440x1080). When I open these films directly with VLC, there are displayed in 4/3, which is ...
Blacksad's user avatar
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1 answer
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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 ...
uehara's user avatar
  • 13
1 vote
1 answer
89 views

Keep or Remove Black Bars from Movies?

I have been re-encoding some movies using FFMPEG. I've noticed some movies have the black bars embedded in the video stream, while others don't. Should I keep the black bars in the videos that have ...
sharkeylaser's user avatar
1 vote
1 answer
2k views

What's wrong with this MP4 file? Is the pixel aspect ratio wrong?

Similar to this post, I've sent some video tapes off to be digitized. In this case, they are mini-DV tapes which should be 720x480 resolution (more or less). The resulting MP4 files do claim to be ...
Betty Crokker's user avatar
1 vote
1 answer
2k 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 "...
jasan's user avatar
  • 111
1 vote
1 answer
5k 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 ...
user3643's user avatar
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1 vote
2 answers
720 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 ...
JustAMartin's user avatar
1 vote
1 answer
475 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 ...
Brian Ogden's user avatar
1 vote
1 answer
542 views

Converted TS to MP4, what is the meaning of new (and multiple SAR, DAR ) in the output video?

I have a file with extension .ts, information given by ffmpeg -i MyMovieFile.ts is: [mpegts @ 000001f8fc13fa80] start time for stream 0 is not set in estimate_timings_from_pts Input #0, mpegts, from '...
joedotnot's user avatar
  • 135
1 vote
0 answers
316 views

Convert 4:3 to 16:9 like QuickTime Panoramic Size

QuickTime has an awesome feature called "Panoramic Size". It basically scales the input video to the screen aspect ratio without cropping by leaving the center as-is and gradually increasing ...
Florian Wendelborn's user avatar
1 vote
1 answer
1k 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 ...
AndreasKralj's user avatar
1 vote
1 answer
2k 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 ...
Sauron's user avatar
  • 125
0 votes
1 answer
6k views

How to concatenate multiple videos while maintaining original aspect ratio?

Is it possible to concatenate many videos with different aspect ratio? So in the end every video segment maintains the original aspect ratio. I've tried the following FFmpeg command: ffmpeg -i 1.mp4 ...
Oliver's user avatar
  • 101
0 votes
2 answers
87 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 ...
Mehmet Sever's user avatar
0 votes
2 answers
4k views

Horizontal to vertical video using ffmpeg

I want to make a horizontal video get converted to vertical video using FFMPEG for automation purposes. I tried with this, which works for vertical to horizontal ffmpeg -i input.mp4 \ -vf 'split[...
Joaquín de la Iglesia's user avatar
0 votes
1 answer
2k views

Merge Video with aspect ratio in FFMPEG

I am confused how to do this thing with no-crop in android with ffmpeg, Video details video 1 size - 700*400(width*height) duration - 5 second video 2 size - 400*600(...
Nikunj Paradva's user avatar
0 votes
2 answers
197 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 ...
n00dles's user avatar
  • 105
0 votes
1 answer
131 views

what is aspect ratio and how i can increase the width and height to match the aspect ratio?

I have a video with 480x480 width and height and my friend asked me to look if I can change it to the aspect ratio of 16:9 but he said that it will become 848x480 How can I calculate that? if i am ...
code0x00's user avatar
  • 101
0 votes
1 answer
466 views

ffmpeg stretch edge pixels to cover black bars

I have a video file that is a screen recording of some slides. The slides had a 4:3 aspect ratio (1440x1080), but the video file is 16:9 (1920x1080), meaning there are black bars to the left and right....
Ubiquitous's user avatar
0 votes
1 answer
792 views

FFmpeg issue with aspect ratio

I'm using the following command (in my android application) to overlay an image on top of a video: "-i", video.mp4, "-i", image.mp4, "-filter_complex", "[0:v]pad=iw:if(lte(ih\\,iw)\\,ih\\,2trunc(iw*...
HB.'s user avatar
  • 101
0 votes
2 answers
285 views

4:3 source going to a 16:9 projector

At our church we have an older 4:3 projector we'd like to upgrade. Funding does not currently allow us to go with a 16:9 screen, but we don't want to be stuck with a 4:3-only projector if we're going ...
David White's user avatar
0 votes
2 answers
84 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 ...
Jamie Bruce's user avatar
0 votes
1 answer
2k 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. ...
Rehan's user avatar
  • 103
0 votes
1 answer
62 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 ...
Sara Parhizgari's user avatar