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

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21 views

How does video get written to a file?

How does a video get written to a file? Does it get written in sections, like packets of data, or does the file stay "open" with a pure stream of continuous data? I have been searching but I don't ...
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1answer
45 views

Why can I play ogg file but not convert to mkv or mp4 with FFMPEG?

I want to convert a ogg video to mp4 or mkv, but different errors appear. I have two streams (from the same source) that I captured. They are in an ogg container. If I try to convert them to mkv ...
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0answers
5 views

I'm using Photo Story 3 on a Dell netbook and I need to insert a video piece into my powerpoint. How should I?

I need this for my Senior Project and I can't find a program that can play both photos on ppt and video together.
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0answers
56 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 ...
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1answer
43 views

Streaming video to two sites makes my processor 100%

I have Compaq Presario CQ56-172SR Laptop and Camera Trust Trino HD 18679(720p) When i stream video to one site (for example twitchtv) will best quality everything is normal. But when i stream to two ...
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0answers
16 views

Media program with hotkey categorization and timing

This may be a bit specific, but I'm looking for a program that can play video files and also easily supports tagging specific time segments. Even better if it can then sum up the amount of time ...
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1answer
32 views

Using USB to HDMI to extend screen

So I have a Lenovo Yoga with 1 HDMI port and 2 USB ports (1x3.0 and 1x2.0). I found this hdmi to usb adapter on amazon and I'm wondering the following: if I have 3 monitors can I connect 1 via direct ...
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0answers
18 views

Rotating display from the Linux kernel

I have a Freescale i.MX6 ARM development computer with a display I would like to mount in portrait mode. The display accepts a DVI input, which I'm driving with an HDMI output from the computer. I ...
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0answers
28 views

Put audio and video tracks all together

I have one video track (xvid) and two audio tracks (ac3) in three different files, and I want to put them together. I succeeded, but there is a problem. This is the command I use: ffmpeg -i ...
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1answer
246 views

stream vlc playlist trhough rtmp live streaming

i am just tried to stream my playlist mp4 file to my live stream. i am using play my playlist via vlc and also stream via vlc. i am using the following code vlc --playlist-autostart --loop ...
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2answers
527 views

How to download Youtube videos 1080p? [closed]

It seems like nowadays even when the video is available in 1080p, apps like jdownloader or firefox extensions do not show the 1080p version. Is there any software or chrome/firefox extension that ...
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0answers
11 views

How do you share videos from the Video app on Windows 8.1

I am trying to use the sharing option in the Video app of Windows 8.1. However, it tells me to "First, choose a movie or TV show to share", although I have videos in my library. How does the sharing ...
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1answer
44 views

Use Handbrake to simply fix wrong anamorphic video

My Samsung video camera for some reason I don't know, does not right the correct information for the 16:9 videos. So in order to have the correct aspect ratio, I used to re-encode the video with the ...
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1answer
99 views

Linux On-Demand Streaming Server

I'm looking for a server software for Linux, with which I can stream Video files via the network. I'd prefer a Software with a (web) GUI or one where you only have to point your media player to a ...
0
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1answer
71 views

How to make VLC server that can communicate with clients

I have VLC 2.0.8 in and I have recently discovered that I can stream movies by using it. So my plan is: - at home I have a computer with a list of 3 movies (for example). - when I am traveling, I ...
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1answer
426 views

Subtitles .SRT are not displayed on my Sony Bravia TV while they are displayed on my Samsung TV

I have plenty of MKV files with their SRT files stored on a DLNA server. Subtitles appear well when watching these movies on my Samsung TV, but do not appear on my Sony Bravia. How can I solve the ...
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1answer
109 views

FFMPEG stops converting

I've got Ubuntu 12.04 LTS, which runs Wowza Media Server, so I use FFmpeg as a transcoder for live streaming and JWplayer on my website. But ffmpeg always stops converting, and I have to input the ...
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0answers
85 views

how to dump video streaming without distorted view , green screen , and noise

I have to dump video streaming from hundreds of network cameras (IP cameras), via RTSP protocol (h264, mp4) or http protocol (for motion jpeg). so I should run the VLC in command line interface to ...
0
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1answer
69 views

1080p 10bit MKV Video is Choppy but Has Smaller File-size?

I've tried VLC, MPC-HC with LAV and CCCP but nothing worked for 1080p 10bit MKV. The video is not always choppy but only during some particular scenes with high content bitrate. I've got 2 versions ...
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0answers
93 views

Possible to black out/dim second screen while using multiple displays in VLC 2.1.3 fullscreen mode?

Pardon if this is a duplicate, but I searched and could only find the reverse of my question. I remember VLC used to have an option to "not" black out the second screen when playing a video in ...
1
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1answer
176 views

Rotate MP4 video using ffmpeg

I have a webserver running ubuntu that accepts videos from an iPhone app. Obviously this wasn't playing on the Android version of the app as the video was a MOV file. I was easily able to convert the ...
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2answers
72 views

ffmpeg concat doesn't work with absolute path

I need to use concat with absolute path, but it doesn't seem to work. In the doc it says it should work. Anyone have an idea how to make it work? ffmpeg Doc It doesn't work because it seem to ...
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1answer
57 views

How can I use Quicktime to record my screen with sound?

I know how to do a screen capture with audio. I already installed Soundflower. I select the output to Soundflower, and I set the setting on my Quicktime. My question is...how can I also listen to ...
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1answer
84 views

YouTube video first starts with clarity but blurs even after completely buffered

In this link he has problem only when video is watched fullscreen but in my case video starts with good clarity even in 144p and blurs just after a couple of seconds. Sometimes it occurs at different ...
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1answer
733 views

ffmpeg: Could not find codec parameters for stream 0 (Video: h264) unspecified size

I try to convert a video from .raw to .mp4. For this reason I did download, build and install both x264 and ffmpeg. However, command: ffmpeg -f h264 -i output.raw -vcodec copy output.mp4 fails with ...
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1answer
72 views

Solution for choppy video because of bit-rate too high?

When I play a 1080p 10bit-depth video with VLC-player, the video goes choppy and even freezes. I'm using Dell Inspiron 1525 and VLC 2.1.2. Windows Vista Home Premium. Mobile Intel(R) 965 Express ...
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2answers
27 views

Joining flv files produces much larger output

I have three flv files around 30 Mb each. I joined them together using mencoder on Linux with mencoder -forceidx -ovc copy -oac pcm -o output.flv input1.flv input2.flv input3.flv The video codec ...
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1answer
15 views

Converting images to youtube supported video using ffmpeg

I'm trying to generate a 1.5hr video for uploading to Youtube using ffmpeg with a 1280x720 screenshot and a audio file. I've tried but it takes a long time for Youtube to process the video. how can i ...
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0answers
14 views

Can camtasia record a new video while rendering

It is rendering an old video and is taking up too much time. Is it possible to record a new video while this one is rendering?
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1answer
29 views

Running qtfaststart in a folder containing multiple .mp4's

I have a library of videos, all of which need to be adjusted for web-streaming by putting the moov atom ahead of the rest of the video with qtfaststart. This allows playback to begin before the client ...
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0answers
32 views

Motion jpeg can not be captured well for motion jpeg on ffmpeg

I set my network camera's codec to motion jpeg 10 fps By the command ffmpeg -y -t 2 -f mjpeg -i http://172.19.1.42/video3.mjpg -acodec copy -vcodec copy test.avi I expected the video should ...
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2answers
61 views

Possible to have a video wall through a device cluster?

I was asked if I could basically make a video wall with Android tablets. I know you can make a video wall with VLC, but can I set up a video wall that will split the video into 4 X 4 screens (tablets) ...
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1answer
57 views

Converting video for mobile phone

I usually download and watch videos from Deutsche Welle to work on my German. Lately, I have been commuting a lot and watching the videos on my mobile phone in the train would be nice. I have tried ...
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2answers
45 views

Distributing a CD with MP4 videos

We would like to distribute some CDs with MP4 videos and have these wishes: play in easy form (best idea in web browser) codecs included on CD video must be able to pause, play. The best way: seek ...
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2answers
61 views

How are the video, monitor, and graphic card related in terms of resolution?

If I have a 1080p video played by VLC-player and a graphic card that allows highest resolution 1360x768 on a monitor of native resolution 1366x768 (connected by VGA), how do all these components work ...
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1answer
56 views

The range of graphic-card resolutions just shrank? How do video, graphic card, and monitor work to render final resolution? [closed]

Yesterday when I connected my Dell Inspiron 1525 to my LCD TV Dynex DX-32L150A11 (native resolution 1366x768) by VGA, going to "Display Settings" in Windows Vista allowed me a wide range to adjust the ...
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1answer
30 views

Video card that supports 3 monitor independantly + 1 hdmi for tv [closed]

Is there a video card that can do this without requiring additional power? Basically I would like to have 3 monitor running with extended desktop, and a mini hdmi for the tv. thank you
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1answer
44 views

Questions about resolution, HDTV connected to Laptop via VGA

I have a Dell Inspiron 1525 (1280x800 resolution) connected to an LCD TV Dynex DX-32L150A11 (aspect ratio 16:9, native resolution 1366 x 768, resolution 720p, according to reviews.cnet.com ) by VGA ...
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0answers
70 views

Does VLC Player run on multi core machine?

I notice that in the VLC web page, it mention that it can: With faster decoding on multi-core, GPU, and mobile hardware and the ability to open more formats, notably professional, HD and 10bits ...
0
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1answer
158 views

convert RTMP streaming to HLS Streaming using FFMPEG

i am doing rtmp streaming to HLS streaming using FFMPEG , the following code is used to convert my desired option ffmpeg -v verbose -i rtmp://xxxx.com:1935/live/live1 -vcodec libx264 -acodec aac -ac ...
0
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1answer
258 views

Converting video from 1080p to 720p with smallest qualiti loss using ffmpeg

I stack with my high quality movie: 1080p with 60fps. The trouble is lags while playing. I tried to convert it to 720p with ffmpeg: ffmpeg -i MyMovie.mkv -r 60 -s hd720 MyMovie_720p.mkv But I ...
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2answers
33 views

Adding a short audio bit to the end of a movie

For Valentines day I get to pick the movie we watch for the night and I want to add a little something cute to the end of the movie. Just a brief bit of audio saying like a sentence. Is there an easy ...
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0answers
119 views

ffmpeg frame rate per second (fps) not working?

I'm generating .png files and then creating a movie of them. The command that I'm using is: ffmpeg -r fps -i im%d.png -y movie.mp4 This command works fine when fps = 1,6 or 10. However, it fails ...
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0answers
18 views

MyMobiler Video Script

I want to create a video using the MyMobiler video option. However, I don't see a way to create a vocal script to the video presentation. Under File, there is a key option for talk (f3), but this ...
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1answer
37 views

Massive loss in quality with ffmpeg rtmp push

I've been streaming successfully with nginx-rtmp for a little while. Using the inbuilt push directive works great but to push to variable stream names I have to switch to using ffmpeg. Even when I ...
0
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1answer
84 views

Ffmpeg add new audio in video (mixing 2 audio)

I want to add an audio to video at specific duration. Now before/after that intended duration, original audio of the video should be playing; and at the intended duration only inserted audio should ...
0
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0answers
125 views

FFMPEG - Stream discovered after head already parsed

I am trying to live transcode an RTMP stream to another RTMP HLS stream using the following command: ffmpeg -re -i rtmp://localhost/videochat/testing -c:v libx264 -c:a:0 libfaac -b:a:0 480k -f flv ...
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0answers
41 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 ...
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1answer
228 views

How to show overlay image in a certain time span with ffmpeg

I'm adding an overlay image to a video, which works, but I'd like to show it only in a certain time span: ffmpeg -i video2.mp4 -i logo.png -filter_complex \ ...
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2answers
58 views

What is the name for this video connector? [duplicate]

I just got my new Dell tower and it came with this cable. On one end it had a DVI port and on the other end it had this connector with D and two plus signs: I need to buy an adapter from this port ...