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Questions tagged [video-codecs]

General questions about video codecs (like x264, DivX, et cetera), their installation, or comparisons.

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13 views

Extract Mime Type codecs for MediaSource using FFprobe

I have to extract the codecs e.g. 'video/mp4; codecs="avc1.42E01E, mp4a.40.2"' for the MediaSource API. How can I do this strictly with FFprobe/FFmpeg tools? Do not suggest other tools please.
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MP4 video file does not play audio in Quicktime on macOS 10.14

Consider the following MPp4 audio file, with the following codec information (Cmv+I in VLC): When I open this file with QuickTime, or QuickLook, this file does not play with audio. However, when I ...
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1answer
59 views

Generate mpeg 4 file with specific format with h.264 codec

I need a specific format in my .mp4 video file: 1. Only I and P frames 2. Each P frame based on only the previous (temporally) I frame 3. An I frame every second or so Is it possible to generate ...
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LMDE Cindy new installation but having codec problems

I just changed yesterday from Mint 17 to LMDE. It's the usual round of installations and file transfers but then I arrived at this block. Video players that don't play videos, and yes, I got VLC. So ...
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Import MP4 media in camtasia studio

I'm editing my video and I wanted to add outro in my video at last. But the camtasia studio is showing error on importing MP4 format: Cannot load file 'filename.mp4'. It is either unsupported ...
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1answer
111 views

Windows Media Player plays only audio from MPG 320x240

My OS is Windows 7 Ultimate 64 Bit. I have a few video files in the format of MPEG. Some are 320x240 frame size and other are 720x576. Both are .MPG extensions. The default Windows Media Player (I ...
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234 views

How to check list of supported codecs with cmd?

I would like to know how to check list of supported or installed codecs on Windows 10 using command line. I did it on ubuntu with ffmpeg -codecs. I don't want to use GUI to know that.
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157 views

ffmpeg how to capture lower resolution video from a multi resolution stream resource [duplicate]

Guys, I used to capture a live video stream from a website. Recently this website updated their video to 4K available, thus there would be 4k, 2k, 1080p and 720p video stream to choice. While I use ...
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506 views

How do I get Picasa showing MP4 videos?

My research suggests that in order to get MP4s visible in Picasa (on Windows 10) I need to either install QuickTime or a codec pack. Both options aren't particularly appealing (for security and ...
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2answers
1k views

ffprobe returns codec_type=video for images and text files

I have a directory with many files of different types and want to find out the codec of each video file. This works well with this command: $ ffprobe -v error -select_streams v -show_entries stream=...
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2answers
4k views

MP4 corrupted, how to repair?

tank for any suggestion. I recorded 2 video on digital camera. Video are saved in identical codecs and settings. The second video, is corrupted, in some way I can't open with VLC or other players or ...
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290 views

FFMPEG on small, high-noise Image Sequence to Lossless Video

I have a folder of .tifs that are really noisy images (digital images from a microscope). They are also quite small in dimmension, like 260x260 pixels. I want to turn them into a playable movie that ...
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546 views

Using ffmpeg for creating H.265 video compatible with Windows 10

Windows 10 supposedly supports H.265, but I can't get it to play files encoded with H.265, which appears to be the current best format. I'm running it like this: ffmpeg.exe -r 60 -i "video_%04d.png" ...
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1answer
2k views

android ffmpeg create mp4 with bitmaps (no jpg)

on my android app, i have series of bitmaps generate by this method: public Bitmap createFrame(int i) { Bitmap bitmap = Bitmap.createBitmap(800, 800, Bitmap.Config.ARGB_8888); . . ...
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1answer
88 views

How do I Uninstall NCH Software Components?

So I have a few components installed for VideoPad from NCH Software Components Download Is there anyway to uninstall the profiles?
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1answer
2k views

How can I compress video by taking advantage of its static content?

I have an HD video that is a presentation, so it consists mostly of still images. It's a 50 minute, 200MB MP4 file, downloaded from YouTube. Is there a way to take advantage of the static nature of ...
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1answer
1k views

Copy video quality on FFmpeg

I want to use FFmpeg to add a watermark but I want the video will have the same quality. How do I do that? I tried to use -vcodec copy -acodec copy but was without watermark: ffmpeg -y -i treino.mp4 ...
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1answer
493 views

Why do YouTube videos become greyish in Chrome if hardware acceleration is disabled?

Update: One of the tests has shown that the problem persists on certain devices even if the hardware acceleration is enabled. The 4 screenshots below were taken on Windows 10, Chrome 47.0.2526.111 m (...
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301 views

MS Expression Studio Fails to Detect MP4 Video

I have imported a H.264 MP4 video file into Microsoft Expression Encoder 4, however when I convert the video to the IIS Smooth Streaming VC-1 format, it only has audio with a green screen. How do I ...
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2answers
2k views

Problems installing ffmpeg with Homebrew

I get the error when I try to convert mp4 to webm: Encoder (codec vp8) not found for output stream #0:0 Google search tells me that I need libvpx installed, but I've done that. I've installed with ...
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13k views

Upload Video to Instagram made with Windows Movie Maker

I've made a video using Microsoft's Windows Movie Maker and I've tried saving it as "Recommended for this project", "Android Phone (Medium)" and iPhone. It saves the video as a .mp4 using the H.264 ...
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1answer
2k views

Specifying parameters to create videos for ffmpeg's concat demuxer (to avoid a large re-encode)

ffmpeg can be used to concatenate files together: If you have media files with exactly the same codec and codec parameters you can concatenate them [...] (emphasis mine) My intention1 is to ...
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2answers
7k views

Determining root cause of strange colors in VLC

Recently I am getting strange colors when playing a video file in VLC. This does not occur all the time, but at random intervals. When I restart VLC the same video file plays fine. Screen of VLC: ...
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1k views

Update Microsoft DTV-DVD Video Decoder

When I see Technical Information for Windows media player. I can see information about Microsoft DTV-DVD Video Decoder (msmpeg2vdec.dll). In some machines I see version as 12.0.9200.16426 and some ...
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816 views

MP4 files I download look pale and have colors misplaced [closed]

Ok, first things first: here's a screenshot from a recap I've downloaded. I guess if Neil Patrick Harris would host the ceremony back in 70s it'd look like that. There's this obvious offset of the ...
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1answer
780 views

Windows Media player Streaming doesn't open all video files on TV?

I stream video from my PC to my Samsung Smart TV. But not all videos seems to be supported. I have 2 video files that are mp4: The first I can stream it fine & watch the video, The second says ...
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340 views

VLC player codecs

I got a tablet for X-mas (windows 8) and tried to play some video with VLC on it and most won't play mp4 mkv etc, on my laptop the same files will play in VLC, so I assume it to be a codec problem I ...
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1answer
1k views

How to fix missing Media Foundation Microsoft AAC Audio Decoder Transform MFT Windows Server 2k8r2 sp1

I have a Windows Server 2008R2 SP1 VM that has somehow lost its Media Foundation AAC Transform. I discovered this when certain .MOVs with AAC streams were not behaving as expected. I opened TopoEdit ...
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1answer
56 views

How to import MXF recordings on FCP?

I have a problem with my MXF files when I was about to import them into FCP7. It refuse to work at all. I tried couple of plug-ins and applications but nothing worked. How could I solve this problem?
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1answer
3k views

How to reduce latency on FFmpeg video streaming?

On a video streaming application between Linux server (FFmpeg) and Windows client (VLC player), there is a noticeable latency of about 10 seconds. FFmpeg command: ffmpeg -re -f v4l2 -i /dev/video0 ...
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1answer
2k views

Optimum parameters for FFMPEG to keep file size

so the idea is: I want to convert every.single.video I have in a 1 terabyte drive to a format that my Chromecast can play (https://developers.google.com/cast/docs/media) and I'll happily leaving my ...
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1answer
79k views

ffmpeg and the 'unable to find suitable output' error

I'm trying to convert a large MKV to an old-school AVI file. I'm trying this: ffmpeg -i video.mkv -s -codec:v mpeg4 -bf 1 -b 2567k -mbd 2 -g 300 -flags cgop -acodec copy video.avi but I get [NULL @...
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3answers
7k views

Play WTV files on non-media center PC?

I have a Home Theater PC (HTPC) running Windows 7 Media Center. I'm using SiliconDust CableCard adapters to record programming like a DVR. Works great! I'd like to view some of the recorded programs (...
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2answers
25k views

Convert video with vp9 codec using ffmpeg

I am trying to convert input.mp4 video to output.mkv using vp9 codec. I have install development version of ffmpeg via: brew install ffmpeg --devel. ffmpeg -i input.mp4 -vcodec vp9 output.mkv But I ...
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1answer
2k views

How to display uncompressed gray video?

I have video file that is capture of uncompressed video stream. Its media info is as follows: Format : AVI Format/Info : Audio Video ...
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1answer
29k views

VLC does not support the audio or video format “undf” in Linux

When I play some avi files in my system with VLC I get this error: No suitable decoder module: VLC does not support the audio or video format "undf". Unfortunately there is no way for you to fix this....
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3answers
290 views

RAID, SSD or alternative software for playing back raw 1080p60 video?

I am a researcher working on video compression. As part of my work I need to play back raw (i.e. not compressed) video at the correct frame rate for participants to view as part of a compression ...
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3answers
3k views

Can I add MKV support to Windows Media Player in Windows 8 without installing anything?

Is it possible for me to just copy a codec file into a directory without having to install some janky codec pack filled with all kinds of nonsense? I just want to be able to play MKV files without ...
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3answers
636 views

Partial video editing without transcoding

is it possible to do partial edits to each frame of video (e.g. adding a logo) without transcoding? And save video with the same format? I mean, pixel positions of each frame are calculable; so is it ...
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1answer
3k views

How to use a codec without installing it (portable)

I'm using CamStudio Portable and there aren't any good codecs integrated. So additionally you need to install a good one like ffdshow tryouts. Q1: It is possible to use a codec without installing it ...
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2answers
634 views

Lossless compression codec for looped image sequence

I've got 14 PNG images (here but not important) that I want to put into a 2 minute loop at 15 fps. Photoshop CS3 seemed the best tool for this so I opened them as an image sequence* and did File -> ...
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2answers
15k views

What video codec puts the CPU/GPU under the least possible load while decoding?

I'm interested in transcoding a video I own for use as a screensaver; size isn't an issue, but I want to stress the processor and video card as little as possible as far as video decoding goes. What ...
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1answer
28k views

How to enable VSFilter.dll (DirectVobSub) on .mp4 files

How do I configure VSFilter.dll to show subtitles on .MP4 files in Windows Media Player, etc? I think VSFilter is the easiest way to watch videos with subtitles in Windows Media Player in all ...
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1answer
251 views

Is there an up-to-date user-made variation of the Lagarith Lossless Video Codec?

For gameplay recording I use Dxtory and the Lagarith Lossless Video Codec . However, the last update was December 2011. About 1 year ago. Are there any users out there that actively continue to ...
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0answers
931 views

Trancoding a video with vlc and the MPEG-4 codec with a video bit rate

When I try to trancode a video with vlc using the MPEG-4 codec and a video bit rate, I get the following error : Either both buffer size and max rate or neither must be specified Here is the command ...
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1answer
10k views

Is there any way to play Netflix (stream) in Windows Media Player 11?

Googling for a solution yields a ridiculous page on eHow that instructs to insert a DVD from Netflix. But I am not interested in the DVD option. I am only interested in streaming and unfortunately ...
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2answers
634 views

Best video codec for filmed powerpoint presentation

I have some presentations that are filmed. The audio is the presenter and the video is all the Powerpoint slides (size 1024x768, video codec H264, audio codec AAC). I would like to reduce their ...
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1answer
2k views

AMD media foundation hardware decoders and encoders

I use the K-lite mega codec pack. I guess AMD's are the same as k-lite, but I'm truly really unsure. Should I install it together with K-lite? Sincerely, I don't know what is it. I have searched at ...
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1answer
10k views

converting to MXF using ffmpeg

I have been trying to use FFmpeg utility to convert a avi file using DNxHD to mxf format. I am using "FFmpeg" with params as following: ffmpeg -i ccvt_box.avi -vcodec dnxhd -video_size 1920x1080 -r ...
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0answers
409 views

Does Windows 8 still needs codecs to be manually installed [closed]

Ever since XP times powerusers have learned to try to keep the installed codecs up to date. I personally used the k-lite codec pack for fresh system installs. Ever since Windows 7 it seems like ...