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Questions tagged [file-formats]

Refers to the "container" that that data is stored in and how that data is encoded.

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1 answer
913 views

Difference Between 50i and 25p Video Formats

I have a Sony Alpha A5000 camera, and it has quite limited video recording options. In AVCHD format, there are basically two options: 50i and 25p. I do know the basic difference between these two scan ...
0 votes
1 answer
508 views

How to remove video streams from .wmv with FFmpeg?

I'm working on a method to programmatically remove video and subtitle streams from video files of various formats and have been having some trouble with most .wmv files. Below is what I believe to be ...
0 votes
1 answer
3k views

How to turn video with spherical, equirectangular projection into an actual "360° video" playable with VLC?

I have a video (MP4/AVC) that is in 2:1 aspect ratio and uses equirectangular projection for a spherical video (often called "360° video"). VLC can play spherical videos since version 3.0.0. ...
0 votes
1 answer
147 views

Possible to reconstruct video from mbtree file?

I have a large mbtree file and found out it was used for video transcoding. Is there any way to reconstruct the video from the mbtree file or is it just (useless) metadata?
0 votes
1 answer
52 views

Importing still images to Premiere Pro from Photoshop

I'm producing a documentary film. I'll be using Premiere Pro (for the first time). I have tons of still images, all prepped in Photoshop (which I've been using for years). I know Premiere can import ...
1 vote
2 answers
417 views

What portion of m2t video file size is audio?

What portion of a video file is audio information? I have a large number of m2t video files where the audio is worthless to me. I'm curious if removing the audio portion from these files will notably ...
1 vote
0 answers
7 views

How to clean up shot with Photoshop+Davinci Resolve?

I heard about method of clean up in Davinci Resolve, not by masks or fushion, but by exporting frames as stills, cleaning in Photoshop and importing again to Davinci Resolve. How can i do that, if my ...
2 votes
2 answers
1k views

Format and codec for a video with 5760×1080

For an art installation I need to project on 3 projectors (1920×1080). My playback setup is: 1 PC with Windows 7, SSD, NVIDIA GeForce GTX 980 and 3 projectors (1920×1080). The video I need to ...
0 votes
1 answer
379 views

Remove files from a folder not used in Premiere Pro

I have a folder in which I save all my video recordings, I used some video files in Premiere Pro but I would like to delete those that I haven't used. The problem is that I have over 3100 files which ...
1 vote
1 answer
4k views

Play a .g64 file extension

A legal friend of mine received a file from a colleague with a .g64 file extension that she needs to view. My searching indicates that the .64 file extension is some form of proprietary security ...
1 vote
1 answer
861 views

How to combine so many ffmpeg filters in 1?

I don't even know if it's possible, but if anybody could help me would be really great! :) So first of all I resize my video with this command: CODE №1 ffmpeg -i input.mp4 -c:v libx264 -crf 20 -crf 16 ...
0 votes
1 answer
40 views

Audio not detected with Transparent Video Formats (Quicktime - PNG/QtAnimation- AAC/PCM)

On importing a transparent .mov file (Quicktime - PNG/QtAnimation- AAC/PCM) , the audio is not detected by the Videoeditors (Powerdirector17 < Davinci Resolve doesn't support the above format> )....
0 votes
2 answers
784 views

How to convert ts to mp4

I have a lot of videos needed to convert from ts to mp4, how can I convert it without losing quality? I mean a lot like 30+ each week. I did a search already but none can do it fast enough, doing it ...
0 votes
0 answers
6 views

How to access a video as *apm file in OBS?

I'm an OBS newbie and completely screwed up by mistakenly saving my video output as an *.apm (audio) file. I tried to extract the file from the apm wrapper using GIMP (Mac) and Image Converter Plus (...
1 vote
0 answers
22 views

How to get a 7.1 PCMle encode in an MOV container to stay a single track while also rendering as 8 mono tracks in an NLE like an MXF container

I've been trying to convert Blu-Ray footage to the most efficient, yet least time consuming format for editing footage from them. For a while, I would make an MXF container and encode the h264 to ...
19 votes
6 answers
15k views

Is there a video type for vector animation?

Is there a vector-based video type, preferably open-source, so that an animated clip could be produced using "rules" instead of pixel-compression? This would mean lossless resolution-independent ...
0 votes
0 answers
9 views

What are the most common formats that allow interchange of timelines, including footage

The origins on this question are quite similar to What are the most common project formats for modern NLE software? almost ten years ago. If you would edit in an NLE, and want to transfer all assets (...
0 votes
0 answers
27 views

Raw audio format efficiently compressing exact silence

Is there any standardized format for raw audio which very efficiently compresses silence (e.g. decided by a parametrizable energy threshold)? I think this could be solved by some sort of custom RLE-...
1 vote
1 answer
42 views

Do mobile phones really record in these odd framerates?

I received several video files for editing that were recorded on a mobile phone. (Samsung S21, if it matters.) When I brought the files into VEGAS (still using version 15.0 Platinum), it reports some ...
1 vote
1 answer
87 views

Should this audio file have ogg or opus as file name extension?

bash $ mediainfo myaudio.opus General Complete name : /Users/qaz/myaudio.opus Format : Ogg File size : 3.52 ...
0 votes
0 answers
19 views

Final Cut Pro v. 10.6.6 - fcpxml file with reference to mp4 file via url works, but only after closing/reopening library

I'm writing software that exports fcpxml files to allow import of video clips into Final Cut Pro. The file looks like this: <?xml version="1.0" encoding="UTF-8"?> <!...
2 votes
0 answers
2k views

How can I convert the subtitle file format (.rtf to .vtt)?

Does anybody knows an easy way to create a .vtt (WEBVTT) subtitle file with an .rtf file? I don't want to have to type all the subtitles new to get the .vtt format! Is there an easy way to convert it?...
4 votes
3 answers
11k views

What is the most basic standard raw video format?

What I mean by the question is, for audio we have the WAV file format which stores a representation of audio where each word stores the intensity of one sample of audio. In addition to this there is a ...
0 votes
1 answer
114 views

SONY XDCAM Cant open files on macbook

I can't open the BPAV folder on my mac, not in quicktime or in Final cut pro. I don't know why can anybody help?
1 vote
1 answer
43 views

Premiere Pro media linking with illegal filenames

I was working on a video project with some classmates and after our class ended I asked our editor if I could have the footage. She everso-nicely renamed the files so they are human-readable, however, ...
1 vote
2 answers
141 views

Is SSD a safe replacement for HDD video storage?

Small M.2 SSD (solid-state drives) are increasingly replacing HDD (hard disk drives) in new PCs for file storage. SSD is proven to be better for video editing, but what about video storage? Is a PC ...
1 vote
1 answer
5k views

What is the difference between .mts and .mp4 video files, and which is better to edit?

I know that .mts video files use MPEG-4 video compression. But why then don't they just have the .mp4 file name extension? Since they don't, this means they are not digitally nor conceptually ...
1 vote
1 answer
872 views

How to convert an mkv file with hevc encoding to mkv with avc

I have some mkv files with a hevc encoding which is not allowing me to burn to disc in covertxtodvd as it shows no video track as the encoding isn't supported, i was wondering if it was possible to ...
0 votes
2 answers
417 views

Importing uncompressed video into Final Cut Pro without (too much) transcoding

I have recently digitized a VHS tape using VirtualDub. Here is the MediaInfo of the original file. General Complete name : capture.avi Format ...
0 votes
1 answer
27 views

Is there an optimal way to preserve quality when translating file formats?

My screen recording software, OBS, seems to encourage recording in MKV. My video editing software, DaVinci Resolve 18, doesn't support this format on Linux (as far as I can tell). The options I have ...
0 votes
1 answer
29 views

Estimating video file size given camera parameters

I am trying to predict video file size given: camera fps. number of horizontal pixels. number of vertical pixels. bit depth. time duration of the video. using the following formula file_size = ...
0 votes
0 answers
288 views

What video container formats are similar to MPEG-TS?

I have been looking to live video streaming where a client can join the stream of bytes and play the video automatically. I have recently found MPEG-TS which seems to work pretty well, and I noticed ...
0 votes
0 answers
12 views

How can I make a smaller video when it has limited unique frames?

I'm currently editing a podcast that is mainly audio with only three unique images shown on screen. However, using h264 encoding gives me a massive file, how can I leverage the limited number of ...
0 votes
1 answer
210 views

Suitable alternative to Quicktime RLE for alpha-containing non-cartoon videos?

I'm producing a product that involves a composition of several videos, over alpha layers, and there are surprisingly few options aside from image lists. Quicktime's RLE (Run-Length Encoding) codec ...
1 vote
0 answers
16 views

Should I use SVG or PNG for my animated videos?

I'm currently building animations which will be exported into videos. In some case I have stills in the background that won't change over the whole duration. Question: Are there any differences in ...
0 votes
1 answer
372 views

How can I build a MOV (QT-rle) file with minimal unnecessary features?

I understand that my title requires further specification, so allow me to elaborate. I recently finished a model in Blender and rendered 1000 frames to PNG with alpha. The total size was roughly 2 GB ...
2 votes
1 answer
68 views

How to convert a 720° ".ts" video recorded with an AllieCam360?

I have an AllieCam camera to record 720 videos 360x2 lenses. The format it use is .ts and the program requires you to login online. Now the manufacturers drop the business and the web site is offline. ...
2 votes
1 answer
59 views

What is the anatomy of a video file? [closed]

I am creating a software related to video editing. So, I need to understand what is a video file, how is it created and how does it work? One thing that I want to achieve is: I want to be able to add ...
0 votes
2 answers
247 views

How can I quickly reduce .mpg files?

I recently imported a few personal videos I had on VHS or video 8mm tapes using Roxio Easy VHStoDVD equipment and software onto a Mac. But here's the thing: the files are in .mpg format, very large, ...
2 votes
1 answer
99 views

Is there a standard for multi-camera, high-speed video?

I develop an application to record from multiple high-speed (e.g. 200 fps) cameras simultaneously. Typically, the frame rate of these cameras is constant but this is not necessarily the case. ...
52 votes
3 answers
116k views

How to downsample 4k to 1080p using ffmpeg while maintaining the quality?

I have some 4K 3840x2160 footage in MP4 format that I need to bring down to 1080p. I tried running ffmpeg -i orig.mp4 -vf scale=1920:1080 smaller.mp4 but the result is very poor quality, with the ...
0 votes
2 answers
659 views

Software to create transparent GIFs?

I have to create high quality GIFs with transparent backgrounds for a gig, Blender can render transparent videos with the quicktime codec, but do you know a tool to convert them to transparent GIFs, ...
1 vote
2 answers
526 views

Video with transparent background file-size issue

A client asked me to do an animated product visualization in 3D and then render out the animation in 4K with a transparent background to put on their website. The animation is done but if I want to ...
1 vote
2 answers
136 views

What is the difference between lossless and lossy formats?

What exactly are the differences between lossless and lossy codecs? And is one better format better than the other or is it mostly relative?
16 votes
3 answers
21k views

Need help to fix a broken MP4 which lacks a MOOV atom

Please be forgiving to a video file format newbie, who has travelled far and wide all over the Web in search of a relatively simple question and hoped to get an answer (even a fairly complicated one ...
0 votes
5 answers
15k views

How do I edit a video clip without increasing size?

I have several video clips that are small files -- the videos are pretty low quality. I'm on a Windows computer. I just need to trim the videos and rotate them 180 degrees. You'd think that if I trim ...
0 votes
0 answers
51 views

Does YouTube accept AviSynth .avs scripts for uploading?

Without reencoding videos first? Is it possible to browse for .avs file and upload it, provided AviSynth is properly installed locally?
0 votes
1 answer
221 views

Are there any Windows video players that don't stutter when looping?

Title. I have spent the past few hours trying to smoothly loop a short 6-second animation I made in Blender. No matter what I use (VLC, Windows Movies and TV, heck I even tried installing MPlayer), ...
1 vote
3 answers
524 views

What is the video equivalent of vector graphics?

Images and videos have their own quality standards and protocols. There are either raster image file formats (.gif, .jpg) or vector graphics images (.svg, .pdf). No matter how much you zoom in on ...
0 votes
1 answer
750 views

MKV to WMV conversion and the size difference

I'm working with video editing for years but suddenly I've stumbled upon an issue that I can't seem to figure out. I have many video files in .mkv, and I need to edit them in Sony Vegas - hence, I ...