Questions tagged [codec]

A 'coder-decoder' computer program capable of encoding and/or decoding a digital data stream or signal.

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26
votes
4answers
37k views

How does YouTube encode my uploads and what codec should I use to upload?

Related to What codecs/formats are appropriate for full motion video recording for youtube? I'm wondering exactly how I can expect Youtube to handle my videos. I know they have a rather zealous ...
17
votes
5answers
27k views

How to encode Apple ProRes on Windows or Linux?

Is it also possible to encode video with Apple ProRes on Windows and Linux?
9
votes
2answers
7k views

The ProRes of Premiere Pro?

I'm going to be editing more and more DSLR videos, most notably music videos for my band as we start releasing singles and want to know if there is an intermediate format for both cutting and ...
3
votes
1answer
1k views

Why can't my video play from where I drag the playback bar?

I am stuck and really do not know how to explain it in correct manner. Thus I put it in the layman details. I have two 30~ second length mp4 videos saved in cloud storage. video1 is generated by ...
3
votes
1answer
856 views

How can encode video with images like these (overlay a video over a fixed image) with ffmpeg?

How can encode video with images like these help me ffmpeg ?
3
votes
1answer
95 views

Understanding containers and codecs

To my understanding, there is the container format (MP4, MOV, 3GP, AVI) and the codecs (Theora, VP8, H264, XVid, DivX). For what I understand, the container format and the codecs are independent and ...
2
votes
2answers
861 views

Vegas pro will not show video for avi with mp4v fourcc codec?

I have a few avi videos that are encoded with the mp4v fourcc codec. I have Sony Vegas Pro 8 and it will not open the video part. It will bring the files into the file manager, but when I drag them ...
2
votes
2answers
505 views

Codec information application

I need to get video/codec information from several files (avi, matroska etc). Is there any alternative to GSpot? GSpot is outdated with lack of support for mkv, ogm, 264 ... I already know MediaInfo ...
6
votes
2answers
18k views

Reduce render file size in After Effects

I am making a simple travel map, like the one in the Indiana Jones movies. I followed this tutorial: (German) When I want to save it as a video (render it), the ...
7
votes
2answers
517 views

What video codecs can provide “adaptive quality”?

Background: I am trying to compress lossless bluray tracks to a more storage friendly size without a huge loss in quality. What I've been doing thus far: Exploring compression options with ffmpeg. ...
5
votes
1answer
7k views

ffmpeg: how to convert to DNxHR in Windows 10?

I have installed ffmpeg version 3.2.2 from the ffmpeg.org download page. When I enter ffmpeg formats, I see dnxhd but not dnxhr. What do I need to do to be able to manipulate dnxhr? I have ...
4
votes
1answer
582 views

.mkv file not playing in HEVC/H.265 supported player

I wanted to play UHD (4k) videos in my new LeTV (Super3 X55). So I used youtube-dl to download 4k YouTube videos (which are humongous btw) but for some reason most of them do not play. The TV's ...
8
votes
1answer
2k views

What codecs/formats are appropriate for full motion video recording for youtube?

I'm recording video game footage via lossless methods, after which I need to compress them and upload them to youtube. I'm not sure which format and/or codecs are best for this. I've been ...
4
votes
1answer
4k views

Streamable Container for HEVC (H.265)

flv is a container which can be used to stream videos while they are being encoded. flv supports h.264 codec. However, flv doesn't support hevc codec. Is there any container for hevc which is ...
4
votes
2answers
9k views

Adobe After Effects MP4 Export Issue

I'm trying to export a composition from Adobe After Effects. My Comp is 1280x720, and ideally I'd export with an mp4 container, and h264 video codec. Problem is, After Effects is giving me a PAR error,...
3
votes
1answer
2k views

Add timecode information to file

I'm writing a program that interprets LTC timestamps from audio channels in video files. The goal is to remove the LTC track and replace it with some kind of native timestamps directly in the video ...
3
votes
1answer
7k views

Can't import some .mov files into Adobe Premiere, it says “Codec missing or unavailable”

I am trying to import some .mov files into Adobe Premiere project, but I keep getting the following error message "Codec missing or unavailable", this only happen for certain .mov videos which have ...
3
votes
4answers
4k views

What is the most compatible compression/Codec to in Handbrake use for video that will be played in Chrome and Safari browsers?

I am going to re-sample a bunch of videos to be played through web browsers. (Current video is large, 3 MB for a 4s clip. Hoping to compress by 90%). Use: These videos will be played in a web-based ...
2
votes
2answers
2k views

Error playing video from snapchat (.mp4)

I have a video from snapchat that I have difficulties playing (on the computer). It's a .mp4 and it plays perfectly on VLC and QuickTime - but not on anything else. I've tried downloading all sorts ...
2
votes
1answer
45 views

Can AviSynth handle MTS files?

I want to process MTS (MPEG Transport Stream) files from an AVCHD camcorder in AviSynth. Displaying with AviSource() says that the file couldn't be opened, displaying with DirectShowSource() says that ...
1
vote
1answer
176 views

Errors in FFmpegSource2 plugin source filter for AviSynth

I was unable to read MTS or MP4 files in AviSynth. Can AviSynth handle MTS files? pointed to the FFmpegSource2 filter, with information on the wiki. I downloaded the plugin and pointed to it from the ...
1
vote
1answer
361 views

AviSynth can't open my AVI file: “AVISource: Couldn't locate a decompressor for fourcc dvds”

I simply want to open an AVI file with AviSynth and feed it into VirtualDub. However, when I open my .avs script (consisting of just one AviSource() call), I get the following error: Avisynth open ...
-1
votes
1answer
196 views

MJPEG Compression

Does a video stream compressed with MJPEG have a less variable output bit rate than others. If I make a little list, start with YUYP420, MJPEG, MPEG2, MPEG4, MPEG4_Part10HEVC(h264), SNOW? Given the ...