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

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21 views

Dxtory recording randomly crashing game

Whenever I try to record gameplay with Dxtory (using the h.264 codec) my game will crash after a seemingly random amount of time, although it is usually after at least 30 minutes. Dxtory produces no ...
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1answer
13 views

Saving disk space, but not quality

I'm pretty new at this... I captured my analog 8mm video tapes in .avi, planning to edit them with Premier. But I need to make space in my external hard drive. I have the Adobe Encoder, but I'm ...
2
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2answers
49 views

Does youtube store different video files for different bit rate?

First of all, is the technique called "resampling" ? Does youtube make live resampling for every user ? Isn't it too cpu costly ? So far what i know about codecs is that it has to go through many ...
2
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1answer
35 views

Mp4 Video Container and the Codecs use with it

I have started to learn about mp4 file format, and I just learned that mp4 is nothing but just a container that defines the structure of the video file, and that it has different codes inside it for ...
3
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1answer
150 views

Can H264 achieve “equivalence” with ProRes 422?

Has anyone done or seen any tests comparing Apple ProRes 422 with high-bitrate H.264? We use 422 as a delivery format to go to DCP for theatrical versions of trailers. The bitrate is around 150mbps. ...
2
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1answer
234 views

Premiere Pro PC timeline only plays for a few frames and then no Audio after installing Miraizon DNxHD / ProRes Codec

Since installing Miraizon DNxHD / ProRes Codec I am not able to play my timeline in real-time. It gives me a few frames and then the video freezes and audio keeps playing. I changed from Performance ...
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1answer
173 views

Video for Windows Codec x264 and VP80

I'm looking for VfW codec to encode H264 and VP80. I already found: x264vfw And VP80vfw The 1st is bugged and lost the start and the end. The 2nd do not install on Windows 8. Why VfW ? to use ...
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1answer
71 views

Why does compressor output 960x540 when frame size is specified “up to 1280x720”?

Is there any way to produce output video at 1280x720 resolution using the "Apple Devices HD (Most Compatible)" setting in Compressor? When I specify a frame size of "up to 1280x720", the output ...
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1answer
61 views

Having trouble with an screen recording saved as AVI from Rylstim Screen Recorder

When I save the recording it produces an AVI. The AVI play perfectly on my computer. When I bring it into Premier though it gets extremely choppy. The AVI file also won't process on YouTube, I was ...
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1answer
75 views

Are there any recent 64-bit VFW screen capture codecs out there?

I'm currently editing some video screen capture recordings I did under Linux using recordMyDesktop (basically OGG Theora video files). Since there's currently no way to import Theora video into After ...
3
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1answer
96 views

Codec genealogy / kinship: DivX, MPEG-4 Part 2, H.263

Yes, I know, H.264/AVC is here for everyone, and we're moving (slowly) towards H.265/HEVC, so why bother with these historic formats? Well, just because it's history. I admit my research has been ...
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1answer
29 views

How can I examine Quicktime file internals? [duplicate]

How can I examine a QuickTime file: is there a standard utility? Or passable third party utilities? I'd like to be able to try to debug these problems myself before resorting to "randomly install ...
3
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2answers
64 views

How does one recover a multiplexed video stream with missing headers?

I have some video files which were stored with the format headers in separate files. Unfortunately, the disk crashed, and the header information has been lost. I still have large chunks of stream ...
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1answer
37 views

What Codec Shows Absolute Black?

I need a codec that outputs an absolute black. Encoded some samples with .AVI no compression and the black background of my video is very dark. Contrary in other codecs like Apple ProRes or H264/MPEG4 ...
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2answers
1k views

Youtube convert my video on bad quality

I have some problem with video and its representation on youtube. When I upload video which was encoded with MPEG4 or H.264 codec, I get bad quality video after youtube processing. What is this ...
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3answers
179 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 ...
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1answer
118 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 ...
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2answers
870 views

converting to .MJP files

I would like to convert some short videos to .MJP format, and none of my preferred tools for video conversion can do this. Can anybody suggest free software that can achieve this? OSX preferred, but ...
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2answers
317 views

How to bring a SketchUp Animation into After Effects

I made a simple animation in SketchUp and am trying to bring it into After Effects. When I do the AVI is all black in Footage and Composition. Reading around it sounds like the most common issue is ...
0
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1answer
24 views

Can I get smoother playback by converting a video to a non-interpolation codec?

Although I've read the about page, I'm not sure whether this question fits here. If it doesn't, please refer me to a better StackExchange website. I'm using a 5 year old laptop. Sometimes, when I ...
3
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2answers
175 views

Does mjpeg handle interlaced video correctly?

I'm using mencoder/libav to capture an interlaced source to mjpeg. Now, my hunch is that mjpeg is a codec that handles only full-frames, progressive video - because I assume it compresses single ...
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1answer
48 views

Clear and informative tutorial on video file formats

...I think I will want to make a tutorial that covers video file formats, and their relationship to video codecs. There seems to always be a lot of confusion around these topics for emerging media ...
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2answers
66 views

Where does the 'extra' data come from when transcoding video?

This is something I've never quite understood, but have always wondered. Forgive my basic knowledge here, but I've tried to research this without a specific answer as to what is going on. When I ...
2
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1answer
168 views

Convert VfW-codec based video to “normal” (Windows)

my CCTV software (GeoVision) supplies me with AVI videos with the FourCC "GMP4" codec ("Geovision MP4"). The codec is supplied as a Video for Windows 32-bit driver only, so I had to set up a virtual ...
3
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1answer
218 views

ALL-I vs IPB. Which one to use

I'm fairly new do filmmaking. I've been trying to figure out which is best, but people seem to have very different opinions and everyone has his own arguments. My guess is that ALL-I should be better ...
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1answer
4k 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 ...
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2answers
1k views

What compression should I use for archiving VHS tapes to HDD?

What do you recommended for capturing VHS for archiving on a HDD? Will DV PAL codec do? H264 at high quality? (I'm PAL over here btw). I want to retain the quality, but at the same time I don't want ...
2
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1answer
59 views

Retaining quality while re-encoding with same codec

Just say I have a bunch of separate clips (DV stream format .dv), and I join them using Quicktime 7. If I then export them out as a new .dv file, am I losing any quality? Is there a loss in quality ...
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0answers
75 views

TitleBox .seq2 animation files

I am using TitleBox for dynamic graphic animations. There are several was to play an animation in this tool, but the "safest" seems to be the internal "animation file" object, which comes with a tools ...
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1answer
2k views

poor quality export of still images from premiere

This is the actual source image to a video track in Premiere (a PNG): With no resizing whatsoever, and .flv output, this is a resultant frame from the exported video: How could I improve the ...
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0answers
67 views

How do I edit source material from DVDs in Final Cut Pro?

I'm currently undergoing a project where I have to edit some material only available from DVDs. Basically I need to export a clip or two from the DVDs, and edit them in FCP for use on the net. The ...
3
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2answers
88 views

Is it possible to encode video using the same codec and container but different parameters for different scenes?

I know that it's very hard to find out best encoding parameters for a whole video file. Wouldn't it be easier to just go through the video and find out the best parameters for different parts (or ...
2
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2answers
3k 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 ...
2
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1answer
103 views

Satellite DVR: Cant play recording on computer

I have a Satellite STB which saves .mpg files. I can't play them through vlc and avidemux gives me a blurred output? Is there any way I can edit these recordings? EDIT: Here is a link to a very ...
3
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2answers
210 views

How does GSpot calculate “Recommended display size”

I've got a video and I thought it's size was 640x480 and this is shown on GSpot. However also in the container section of GSpot it is saying Recommended Display Size: 853 x 480 does anyone know ...
3
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1answer
32 views

settings for editing in cs4

What initial setting should I be using in Premiere CS4 if I shot video on a Samsung HMX-q10 camera but shot in standard definition? When I tried DV NTSC the video looks very bad, like it's somewhat ...
2
votes
3answers
2k views

Recommendable production codecs for Adobe video products

I'm currently searching for new codecs that are better suited for production than the ones we are currently using. So far we used QuickTime Animation and PhotoJPEG. The latter always proved as ...
8
votes
2answers
3k views

What codec will my Youtube uploads be output in 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 ...
5
votes
1answer
405 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 ...
6
votes
2answers
832 views

I changed the .mp4 extension of my video to .mpg and it still opens and plays fine (in VLC and in Windows Media Player). Why is this so?

I'm uploading a file to an external system that accepts only mpg or mpeg extension files. I had a mp4 file so I changed the mp4 extension to mpg and I was able to upload the file into the system. ...
2
votes
1answer
198 views

Unable to render file larger than 4 Gigs in Sony Vegas 10

I have wasted over 8 hours trying to figure out what is wrong my program. I am trying to render a 30 minute file in high quality HD using the Main Concept codec, but as soon as it reaches 100% I get ...
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0answers
723 views

Simple editing without re-encoding from the GoPro AVC codec?

Im looking for a fast workflow, where i can take my gopro video files, make simple cuts (no transisions, no effects, no audio manipulation), and cut them together into a clip and then export that edit ...
0
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1answer
963 views

Learning Codec Implementations in C programming

There are lots of books on the subject but all give theoratical information. I want to learn implementation by examples. Is there any book/tutorial/article that explains implementation of CODECS using ...
0
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1answer
193 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 ...
5
votes
2answers
229 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. ...
2
votes
1answer
112 views

How do I prevent Quality loss in the beginning of a video?

My company transcodes videos sent in by users (recorder by our own screenrecording software) I use FFMpeg to do the work using this command: /ffmpeg/ffmpeg -i in.mov -vcodec libx264 -fpre ...
5
votes
2answers
704 views

Automatic conversion/encode video for Video On Demand streaming

I need an automatic solution to convert video clips for html5 (mp4/x264, webm/vp8) and flash (mp4/x264) video-on-demand streaming. For a site like Youtube, just much smaller. The input files are ...
2
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4answers
191 views

How to figure out video format by video sample?

I have a video file (30Mb) in some unknown format, hex dump of its header looks like this: 0000000 78 55 52 30 09 10 02 0a 00 00 09 09 22 93 00 39 0000020 00 00 00 00 bd 09 ...
4
votes
3answers
127 views

Looking For A Video Editor that will maintain the codecs of the original source video

Im trying to test various video/audio codecs by editing clips from larger videos that have the codecs I want to test. Although every video editor i have tried changes the codecs of the clips i create ...
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1answer
455 views

Which decoder allows for fast seeking or how to configure k-lite codec pack?

I am using mostly Haaly Media Splitter for input and ffdshow for decoding (libavcodec). Actually I am ok with the default profile 7 installation of k-lite codec pack. At the moment I have the default ...