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

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3
votes
0answers
29 views

Why do video players affect my GPU overclock?

I have a Sapphire Vapor-X Radeon HD7950 OC edition graphics card. It runs at 850 MHz using the regular BIOS and at 950 MHz using the Boost BIOS. I'm using the Boost BIOS. When computer boots, the ...
3
votes
0answers
879 views

YouTube pages unresponsive on Chrome

For one or two days now, whenever I open a YouTube page on Google Chrome, I have dialog boxes similar to this one : On this screenshot, the active tab is not the YouTube page, but the same bug ...
3
votes
0answers
639 views

How to merge MP4 files with different bitrates?

I want to merge two or three MP4 videos with MPEG-4 AVC video codec and MP3 (sometimes MP3 Surround) audio codecs. Both audio and video can have different bitrate. If it will be possible, without ...
3
votes
0answers
2k views

Flux Disabling it for specific Windows/Monitors (VLC hardware overlay?)

F.lux is some color management application. My problem, with multiple monitors, is that I multitask. There are not distinct movie watching times, and coding/working/browser times; It is just all at ...
3
votes
0answers
1k views

ffmpeg minimal requirements configuration for encoding and decoding h264 files

I'm trying to compile ffmpeg with minimal requirements in order to encode/decode with h264. So far my command line configuration is : ./configure --disable-yasm --disable-everything ...
3
votes
0answers
578 views

Is there a way to make FFmpeg seek faster to an end of file on a network share?

I'm using ffmpeg to generate image previews from flv videos. The OS is Debian 5 and it's the apt version of ffmpeg. The flv files are located on a NAS share that is mounted as NFS. Getting the ...
2
votes
0answers
26 views

Crop video with FFMPEG based on data from tracking algorithm

I have tracked a moving object in a video file using OpenTLD. This generated a file with the coordinates of the object's bounding box for each frame. Now I would like to use ffmpeg to crop the video ...
2
votes
0answers
24 views

Any empirical length limits or caveats about MP4's of 7400 seconds?

I was investigating a curious issue I have with the playback of certain MP4 files on my BluRay player; in particular, it seemed files over two hours simply would not play (player locked up). As I ...
2
votes
0answers
27 views

irfanview show .mov videos in main window

I'm using irfanview as my main image viewer, however I'm a bit annoyed by the fact that .mov files (from my smartphone) are played in an external window (either quicktime or the other external video ...
2
votes
0answers
105 views

FFmpeg cuts off ~50ms when I extract+convert audio from video

I want to extract the audio stream from many .MOV files with ffmpeg. The goal is to have output files with small file size and perfectly equal sound to the input file. Currently I'm using this ...
2
votes
0answers
213 views

F4V to MP4 via FFMPEG (Bitrate viewer)

I have a several F4V that I've captured using Flash media Live Encoder and I need to convert them to MP4s. As I understand F4V are fairly identical to the MP4 format so we used "copy" for the video ...
2
votes
0answers
135 views

Is monitor suspending supported via a HDMI to DVI cable?

My computer has DVI and HDMI video outputs while I have two DVI monitors and a cheap HDMI to DVI cable. Both monitors go fine into and out of standby using DVI-to-DVI connection. Both also display ...
2
votes
0answers
568 views

What does the FFmpeg warning “Missing picture in access unit with size x” mean?

I've recently updated to the most recent version of ffmpeg and now everytime I edit a flv, I always get endless warnings: [Null @ 002de180] Missing Missing picture in access unit with size xxxx ...
2
votes
0answers
494 views

FFMPEG create zoompan shaky or jittery

I want to create 5 second mp4 video from 1 image. When I use below code the video is smooth. Default direction is zoom in to top left. ffmpeg -loop 1 -i prop1.jpeg -vf ...
2
votes
0answers
369 views

Packets are not in the proper order with respect to DTS when using libx264 for video

I'm trying to use the following command to transcode one stream to a different format and send it over to RTMP server for live streaming. This is the command I am using: ffmpeg -f mxg -i ...
2
votes
0answers
252 views

I got a green overlay in my video when using multiply blend mode in ffmpeg

I´m trying to blend two videos with the multiply blend mode. But I got a green overlay in the resulting video. This is a image where are one frame of each input video and one frame of the resulting ...
2
votes
0answers
176 views

Setting up an Ubuntu Linux scalable web video cluster

I'm in the process of setting up what I hope will be a robust and scalable video processing cluster for a website I'm creating. Currently, I am processing video uploads with FFMPEG on the same web ...
2
votes
0answers
791 views

FFmpeg audio and video out of sync

I know there's a ton of questions on here about video and audio being out of sync when using ffmpeg, however I couldn't find a single one that solved my problem, so I'm hoping you all can help. I'm ...
2
votes
0answers
163 views

streaming video to the internet

I want to stream my webcam live over the internet. It is mounted on a windows 7 desktop and connects to the internet over an ADSL connection. I am able to stream successfully within my home/office LAN ...
2
votes
0answers
3k views

live stream with ffmpeg and IP camera

I'm reading a live stream from a DKSEG IP camera, but the results are not good at all ... Here is the command line used for this : ./ffmpeg -i ...
2
votes
0answers
765 views

Using ffmpeg, can I burn in subtitles directly from an mkv subtitle track instead of a subtitle file?

I have an mkv with multiple subtitle streams. I know I can use mkvextract to extract one of those subtitle streams to a file, for example, sub.srt. I can then burn those subtitles into the new video ...
2
votes
0answers
102 views

Do you know what protocol is this?

I have a H.264 standalone DVR from Hexacctv that streams 4 channels from its cameras. I use SkyVizor NVClient to get streaming video from channels. But I need to be authenticated by the the StandAlone ...
2
votes
0answers
491 views

Synchronise the playback of two different videos in VLC

So I have two different videos, which I want to play at the same and be able to pause, stop, rewind forward/backward, ... so that this happens on both of them at the same time. How could I achieve ...
2
votes
0answers
209 views

MPEG files damaged over time. How to fix?

I have a strange problem with a few MPEG files (.mp4 and .mpg). These files have been living on my hard disk for quite a long time. I also have recently copied them into a new disk, not having the ...
2
votes
0answers
239 views

No video is written in for some part of video as the segmentation from FFmpeg

I am segmenting a 20 minutes long video to hundreds of small clips . The command is like ffmpeg\\ffmpeg -i nx_1.avi -ss 399.37 -t 1 ka1_2.avi The ffmpeg is in a subfolder. It works very well for ...
2
votes
0answers
457 views

Converting series of images with ffmpeg results in black video

I've just downloaded ffmpeg since it seems to perfectly match my needs (make a video from a set of pictures). I'm currently playing around with some examples just to get started and there's something ...
2
votes
0answers
115 views

Indicate in Windows which video files have been viewed

A rather specific problem... I watch video's using VLC. (I've found Windows Media Player and XBMC too cumbersome.) We are always trying to find which was the latest show in a series that we last ...
2
votes
0answers
279 views

dynamic ffserver authentication

Ideally I'd like to just be able to add/remove a list of session keys to/from a text file stored on the server without restarting the ffserver instance, but am open to other solutions such as proxies ...
2
votes
0answers
867 views

How can I download a small section of a long Youtube video?

I need to download about 30 seconds from the end of 50 different 30-minute long videos. Is there any way to do this without downloading the whole of each video?
2
votes
0answers
340 views

Why scrolling in Unity is faster than in Xmonad?

I noticed that when I use default Ubuntu's Unity, everything scrolls fast and smooth. By "everything" I mean web-browsers and vim in terminal when I browse source code. When I use xmonad it seems to ...
2
votes
0answers
466 views

Append JPG to MPG Video ffmpeg/mencoder

I've found a lot of solutions for creating a video from a folder of jpgs, in this case a time lapse stream of photos from a camera. Thats easy, but seems to waste a lot of computing power ...
2
votes
0answers
216 views

Monitor calibration icm profile vs color settings?

We bought a Dell U2713H monitor, and because of the price tag we thought it deserves a calibration, so I asked for it. This is the first monitor I bought calibrated, I always thought these are just ...
2
votes
0answers
1k views

FFMPEG - streaming a playlist of videos to RTMP

I'm aware that you can stream files to a video server using FFMPEG - something like the following. fmpeg -re -i localFile.mp4 -c copy -f flv rtmp://server/live/streamName Is anybody aware of ...
2
votes
0answers
958 views

Playing and recording a live stream from another computer webcam using VLC/FFmpeg

I was trying lately to set a video server on one machine and play it in a differen machine, it works with me.. but the problem is that it always stuck and become jammed in the middle .. and it is very ...
2
votes
0answers
456 views

Ensuring previewed still-frame of video is correct in PowerPoint

I'm putting together a PowerPoint 2007 presentation and need to include a video, which is animated vector graphics that I'm producing by making lots of PNG files and then using FFmpeg to compile them ...
2
votes
0answers
2k views

Change VLC recording format

I'm using VLC 2.0.2 to stream videos from YouTube and I'm hitting the "Record" button at times so I can store the more interesting parts of the stream on my PC. I was using this just yesterday and it ...
2
votes
0answers
2k views

Windows 7 losing one of my displays after restart

I have an Intel DZ68BC motherboard with Intel HD graphics card using two monitors (on DVI and on HDMI » VGA). My friend asked me to test if his NVIDIA graphics card works well on my computer (at his ...
2
votes
0answers
236 views

Is there a working method for recreating a quicktime video resource fork?

A few years ago, I backed up a directory of family movies in quicktime format to my NAS. Unfortunately, only the data files went, and NOT the resource forks. Months later when I went to import those ...
2
votes
0answers
344 views

Is there any way to force Safari to use a different UserAgent on a per site basis?

Background: I use Safari 5.1.3 on Lion 10.7.3 on my 13" MacBook Air. I don't have Flash installed and have no intention of installing it. I frequently visit the BBC News site, which has a lot of video ...
2
votes
0answers
160 views

DVI portion of video card stopped working after re-installing XP

After a clean install of XP, the DVI side of my video card only works with a DVI to VGA adapter (VGA cable now has to be used on this monitor in question). This monitor Worked fine before with a DVI ...
2
votes
0answers
41 views

Playlist file format for video segments

Is there a playlist file format listing segments of files instead of entire files? For example it would start playing a file jumping straight to 3'12", play it untill 5'42" and switch to the next ...
2
votes
0answers
507 views

Audio Video mixing out of sync with ffmpeg

I am trying to mix a wav file and video file using ffmpeg to get a mpg file. The files are getting mixed but the issue is that the audio runs ahead of video. Please suggest a way to get them in sync. ...
2
votes
0answers
42 views

How to add dynamyc annotations to videos?

I would like to add some dynamic annotations to a video, like that: a label that follows an object moving a circle that involves and follows an object moving, growing or shirinking when it get ...
2
votes
0answers
289 views

mplayer over 2 screens

I recently found an mplayer command line example that plays a video over 2 screens (nvidia twinview) but I lost it somehow. So does anyone know how to play a video with mplayer and have it stretch ...
2
votes
0answers
298 views

Skype - larger video screen?

I was wondering when using skype, is there a way when you are video chatting with someone to make your video screen larger? The person I'm talking to has a much larger screen.
2
votes
0answers
686 views

auto tag video and add to itunes on windows

I'm looking for an app similar to Auto TV Tagger that monitors a folder and auto magically tags the file either through a webservice or by the file name given then adds it to itunes in the proper ...
2
votes
0answers
517 views

Is it possible to get Skype to show video side-by-side instead of picture-in-picture?

I want to do some live broadcasting of video calls and I'd like to have the two video boxes from a Skype call be side by side instead of picture in picture. Is this possible on either Mac or PC?
2
votes
0answers
1k views

How do I rotate part of a video?

I have a similar problem as this person. Except that I recorded the first 30 seconds in portrait mode, and then decided the next 4 minutes would look better in landscape mode. So now I have a sideways ...
1
vote
0answers
23 views

IPS LCD Left-side Interlaced Dark Pixels

I purchased three i2367fh IPS panels from AOC a few years ago, one of which had a leaky backlight; But once that was replaced, the new panel began intermittently mudding up the video signal on the ...
1
vote
0answers
19 views

Getting same quality with “baseline profile”?

I have a couple of videos taken in H.264 using the high profile and I want to convert them into a baseline profile while keeping the same quality and size so, that they can be easily played on an ...