Questions about video editing, streaming, conversion, capturing or video output. Use a more specific tag if possible.

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15 views

Create video from a sequence of images [on hold]

Can I create a video from a sequence of images with specific duration and maybe fading effect between these images with Python? Can I do it with ffmpeg alternatively?
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2answers
25 views

How to put border around video to prevent clipping of content

My TV is old and for some reason clips some content off of the left edge. I'm trying to show a video on it in which the left edge is vital to the presentation. Is there some way (with ...
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1answer
17 views

How to play Facebook videos without Adobe Flash player using Firefox?

I'm using Fedora 21 and using Mozilla Firefox, the latest version. When I had Adobe Flash (flash-plugin) installed, my Computer was freezed at least 4 times in a day, and Gnome shell crashed a lot. ...
2
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1answer
19 views

Delete .avi videos by length using Linux terminal

How can I delete videos, via terminal, by length of the video? I have a cutoff point of 30 seconds, and I want to delete anything under that. If I select by size (find . -type f -size +27818098c) it ...
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0answers
15 views

What type of video cards can be used with Dell GX270 motherboard?

Dell GX720 is quite an old computer I have been given today. Unfortunately I realized that the integrated video adapter (probably Intel 82845G) does not support drivers for recent Windows versions. ...
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1answer
17 views

Change audio track of a video without codec

I have some AVI files of an old Win 3.11 game, where I want to change the audio track, without touching the video part. I have a (propertiary) codec as *.drv file (VfW; works in Win95), but it is ...
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0answers
11 views

New system, does not boot, 1 long beep two short

I bought 970A-G43 motherboard with FX-6300 processor. Hooked everything and plugged in an HD 6950 video card. On boot I get 1 long and 2 short beeps regardless if I plug the video on either of the 2 ...
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0answers
14 views

How to convert audio (wav/mp3) to graphic equalizer visualisation (video file)?

For a video I would like to have the audio track visualized, like it is known from graphical equalizers. Example: Graphic from HTML5 Web Audio Visualizing. Can I do this automatically? I think ...
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1answer
27 views

How to properly connect and configure PC to TV

When I connect my PC (Windows 7) or Mac (Yosemite) to my FullHD Plasma TV, it is properly recognized. However the whole experience is not as good as with a 'native' media player device. The following ...
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2answers
31 views

overlay transparent animation over video with ffmpeg

Overall task is to overlay animated infographics over video. What I would like as a result shown in this video http://www.youtube.com/watch?v=ZhMF3WD9pr0 Nice animated semi-transparent cyan line on ...
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0answers
25 views

How to develop for Smooth Streaming in windows 2012? [on hold]

Need help to start development for live Smooth Streaming encoder for IIS 8.5., Actually don't know what all is required, describing the scene here: We have an encoder which is used in our company's ...
4
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1answer
46 views

Does digital video degrade over time like analog tape does?

Today it is not difficult to find an old VHS from 80s or 90s that has suffered slight or serious degradation in quality over time, but back to the time when it was brand new, it was usually perfect. ...
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0answers
51 views

Video not playing in browser and video tag [on hold]

I made MP4 video using Android ADB command: adb shell screenrecord --bit-rate 6000000 --time-limit 30 /sdcard/kitkat.mp4 But this video does not play in Chrome or Android Browser, What extra do I ...
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0answers
12 views

ffmpeg: video4linux2 + pulse desync

I was able to get the Video4Linux2 driver to use my USB capture card, Roxio Easy VHS to DVD, but only the audio. I've given up on fixing that, so I'm using my microphone ports, with an RCA adapter. I ...
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0answers
14 views

Interactive transcript similar to TED [closed]

Would you please suggest one or more (open source) turnkey interactive transcript solutions similar to the one on TED talk (such as ...
0
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0answers
22 views

FFmpeg / libav / Avconv settings to add higher contrast to a video

I successfully convert videos to mp4 from images turning the video black and white, is there a way to add contrast and brightness to balance the higher contrast so that it looks sharper? Here is the ...
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1answer
13 views

Is My Monitor Starting To Go?

I've had this monitor for just about 7 and a half years now (it was made in August 2007) and every time it comes back on after my computer has been in sleep mode, it would flicker and now sometimes it ...
0
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1answer
27 views

Does a graphics card affect video playback?

I'm looking at buying a new laptop, primarily for playing movies with VLC, browsing, using Microsoft Office, and a bit of coding. The trouble I had with my old laptop, (a dual core celeron running ...
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1answer
37 views

122 bytes added to mp4 files

I have 1200+ files in my hd, mostly videos, which I backup to an external drive. I sync these files with WinMerge. I have noticed that in one specific folder WinMerge now detects the 4 mp4 files there ...
0
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1answer
50 views

How to convert mkv file to mp4 with subtitles and changing DTS audio to AAC or AC3?

I'm very new to ffmpeg, so I have a few questions I hope you could help me with. I have some mkv files that I would like to copy to my PS3, so I have to convert them. Someone told me the easiest way ...
0
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1answer
38 views

Splitting audio on a PC with a multiple screen setup

I have 2 samsung pc monitors with build in speakers. What I want to do is play 2 different videos with one PC. One video on the first Samsung PC monitor and another video on the second samsung PC ...
0
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0answers
9 views

Changing the default decoder aac(native) into aac(libfdk_aac) or aac(libfaac) [duplicate]

Is is posible to change default decorder of ffmpeg? If I use ffmpeg -i pipe_video.fifo -i pipe_audio.fifo -c:v copy -f flv file.flv ffmpeg automatically changes aac(native) into (mp3)libmp3lame ...
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0answers
39 views

How do I broadcast webcam footage with a 1 hour delay in VLC?

For an art project I am looking for a way to continuously view the footage from my webcam with a delay of at least 1 hour. I am no expert at all, but I thought maybe it would be possible to record a ...
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0answers
20 views

Play video on Atom Netbook

I have choppy effect during play video on Atom Assus EEE PC flare series 1025 with Ubuntu Linux. I was trying to play with default player and VLC one. The same net book plays the same video under ...
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1answer
52 views

Player for playing .mp4sub files

I have just downloaded a bunch of .mp4 files, which are accompanied by .mp4sub files. There are exactly three .mp4sub (named b, c and d) files for each .mp4 (named a). Example pattern: a_Astra.mp4, ...
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1answer
59 views

how to fix ffmpeg inaccurate time stamp that corrupts thumbnail generation

So this is intreasting i recieved a video upload today with a time stamp of over a hour when i checked the video its only 8mins long. "C:/server/ffmpeg/bin/ffmpeg.exe" -i ...
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1answer
20 views

Can ffmpeg capture a frame from a part of a video that's been split?

I have a video file split into many small files with the split command (then I can merge them with cat). split --bytes=100M video.mp4 new Now I want to take a snapshot of the beginning of each ...
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0answers
35 views

How can I make a video “seekable” using ffmpeg when played in VLC player?

I have a .mkv video with the following properties: Input #0, matroska,webm, from 'DEMO.mkv': Metadata: ENCODER : Lavf56.4.101 Duration: 00:00:56.37, start: 2.333000, bitrate: 2032 ...
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0answers
41 views

my own tv news channel - using vlc streaming

I want to create my own tv channel (using vlc streaming). And for now - it works great: cvlc --sout-keep --loop --sout '#standard{access=http,mux=ts,dst=:2000}' file.avi But i have two problems: ...
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0answers
22 views

Improve Chrome Local Video Playback Performance

In order to use my new ChromeCast device to play back local videos, I have installed the ChromeCast app on my Chrome browser (on a MacBook Pro) and it all works when I open a local video file in the ...
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0answers
72 views

How to join two videos with a cross-fade effect using FFmpeg?

I want to merge two video files with a cross-fade effect between them (just about a second long), but without fading to black or white or any colour at all - it has to be a smooth transition from one ...
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0answers
13 views

Audio playback file length doubled

How come when I load This Music File, the length in the player says it's length is 4:41 but when I right click > save as then open the file it's length has been doubled, so that the 2nd half of the ...
0
votes
1answer
14 views

Add animation to a Powerpoint slide after a video gets over?

Basically I have a video which I'm playing inside a slide, and I need this video to fade away once it finishes playing to reveal the text box behind it. I cant think of anything, or find any option ...
0
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0answers
43 views

All videos show a black screen - Chrome 39.0.2171.95

This is a problem (a rather annoying one) that I've had in Chrome for several months (and probably several versions) that I have found no satisfactory answer (i.e. no answer that works) on several ...
0
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0answers
27 views

Flash is reducing the volume on external Video Playback

I have been noticing this for some time, but have been unable to diagnose the cause until now I use the secondary video output on my desktop to facilitate my own tv channel for my family (a custom ...
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0answers
23 views

How to automatically create windows thumbnails recursively?

I am using Windows 8.1 with Windows Explorer. The image cache ("thumbs.db") will be created for each video, photo, etc. after I visited the containing folder. Actually I have a problem with this ...
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0answers
10 views

Chromecast stucky when playing local video

I want to cast a local video on my Macbook computer to TV via Chromecast. I did it by opening the video file with Chrome with Cmd+O command, and casting it via the Chromecast extension of Chrome. It ...
0
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1answer
75 views

ffmpeg constant rate factor for different webm qualities

So i came across the following question What is the right way to calculate 1080p 720p 360p 240p quality? But that is for H264 MP4 files. For MP4 files i set the -crf constant rate factor as 18 for ...
0
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1answer
36 views

How to make piano videos on youtube? [closed]

Like these: https://www.youtube.com/user/Bob... https://www.youtube.com/watch?v=... Is there a software to make songs to piano videos? Or is there a script to do it easily?
0
votes
1answer
30 views

Join and encode files with ffmpeg

I want to join 3 files but every file is a different compression format (xvideo, theora, x264) and they are different resolution. I used this guide before but as far as I know it is only when the ...
1
vote
1answer
29 views

“Play To” to play HEVC files

Currently I can play any HEVC encoded video using VLC via HDMI cable on any target. But since I have a fancy 55LA620S smart TV that supports the "Play To" feature in Windows 8, I'd like to exploit ...
3
votes
1answer
64 views

Using ffmpeg to Stretch the Contrast of a Video

I'm trying to implement what was suggested here: ffmpeg: adaptively stretch contrast The method I thought of is: Separate the L, U and V channels. Apply histeq to the L channel. Recombine the ...
0
votes
1answer
41 views

Do i lose quality when checking “always fit to window”?

I am using vlc to watch the second season of Game of Thrones and i'm wondering if i can set/check the resolution i am running. Also my image which seems like 1080p is a lot smaller than my window ...
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0answers
32 views

Importer screen stays empty

I'm trying to record my old video tapes on my computer, using the Pinnacle Studio 700 PCI Card and Windows 7 Ultimate (SP1, 32 bits). The PCI card is recognized as Pinnacle AV/DV2 and the most recent ...
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0answers
39 views

Detect camera used to shoot a video?

Is there a way to determine the camera used to shoot a specific video file? Do all or certain types of video files contain metadata identifying the camera that recorded it? If so, how can that be ...
0
votes
1answer
57 views

On a 720p monitor, should it be possible for me to see 1080p? Or at least the difference between the two?

I have a native resolution of 720p on my budget HP 2000 laptop. Why can I tell the difference between 720p and 1080p? Is it not correct that with a maximum resolution on my monitor of 720p, I should ...
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0answers
75 views

Shockwave Flash not responding

When I am trying to load video from multiple site i get the notice "A plug-in (shockwave flash) isn't responding". I have looked up solutions on multiple forums and sites and nothing has worked for ...
1
vote
1answer
13 views

Get Video Feed of a Window on Desktop

For an art installation, we'd like to capture the contents of a browser window, and forward these as a video stream. The browser window will display flash animations. Is there a program that can ...
2
votes
1answer
33 views

How to create custom thumbnail cover of a video?

I wish to create a custom thumbnail of my movies and other video, just like the one used by TED talks. The example below will illustrate, the video on the right handside is one of the video from TED, ...
0
votes
1answer
43 views

ffmpeg using “-shortest” flag, file ends up longer than input file

I am attemping to use ffmpeg to add a silent audio track to a video file (Instagram requires video files to have an audio track to allow them to upload, for whatever reason), and I am using the ...