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

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How to concatenate MP4 files without losing embedded subtitle or audio tracks?

I have two MP4 files (mediainfo below), one is a short intro scene, and the other is the primary feature. Now, the primary video contains several audio tracks and embedded subtitles. I want to simply ...
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16 views

How to bypass problems when trying to spoof a webcam in Linux

I am wanting to spoof my webcam, so I can eventually insert the method in to a pen-testing book that I am writing. This could possibly lead me into to building a program that is better than ...
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0answers
8 views

Playing AVI Embedded in Powerpoint on a Mac

I had a look at this site for a solution for my particular situation but was unable to find any that are specifically on point. I have a Powerpoint presentation originally created using an older ...
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1answer
17 views

“Always-on” video chat?

I would like to set up an "always-on" video chat between two locations displayed on a TV. The hosts that will do the work will be running Linux. Skype is too low quality and runs poorly on Linux. ...
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22 views

ffmpeg bitrate variating without reason

I got a mp4 video. I just want to split it in 4GB file parts using ffmpeg (to make it writeable on FAT32). C:\ffmpeg\ffmpeg.exe -i "%NAME%.mp4" -n -t %LENGTH% -codec copy "%NAME%_1.mp4" ...
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1answer
9 views

Playback for a PSF file

Note: This question was previously on serverfault.com and found out that was the wrong place for it so I moved it and the answer to here. I downloaded some footage from my apartment buildings ...
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0answers
21 views

How to disable widescreen video in Skype?

Since the latest (forced) update, Skype insists on displaying my video in widescreen (16:9) format. The problem with this is that it has a lower vertical resolution: in the old 4:3 mode, the video ...
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20 views

How to optimize video streaming

I am using my server to stream video on my local computer with VLC. As usual, I'm putting the link on the network box and I'm waiting for the movie to stream (10K ms buffer). The problem is that I'm ...
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13 views

Software to keep several MP4 videos lined up for instant playback [on hold]

I need to have a handful of video files loaded and ready for almost instantaneous playback. My goal is to use an remote signal to trigger one specific video, but I need to minimize any delay between ...
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1answer
41 views

Can a TV not read a pc signal?

My TV, Westinghouse 32 inch TV (3 years old), is not reading any signal from my custom built pc. I am using a Radeon r9 270x graphics card with both pci ports connected to the graphics card. When I ...
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0answers
5 views

SRT Subtitles - issue with line breaks

I've manually created an SRT file through textEdit. I used all the right formatting and it played well on VLC. 20 00:04:23,020 --> 00:04:24,230 - Nah, I'm not hungry. 21 00:04:24,230 --> ...
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1answer
50 views

Some questions about computer display resolution [closed]

I just made some assumptions about screen resolution and i wanted to know if they were correct. Would be great if someone could help me confirm these. No. of pixels in hardware never change. When i ...
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9 views

MPC-HC doesn't display video and current position while skipping forward MP4 and WMV

Skipping forward by holding right arrow works great for AVI files - it still shows my current position and video. If I skip forward MP4 or WMV I only hear pieces of audio, while video and current ...
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0answers
23 views

Create small music videos from a collection of images and audio tracks (one each)

I have a collection of 300 still images (all JPGs) and 300 MP3 audio tracks. I would like to create a music video with only one image and one audio track. Any order of images with the MP3s will do. ...
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0answers
11 views

Jagged edges on HD HTML5 videos

For some reason, videos which have higher resolution than my monitor end up having jagged edges on HTML5 videos (on Vimeo, YouTube etc.). This does not seem to occur if the video is being played ...
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1answer
45 views

Can't convert FLV to MP4 for iPhone with ffmpeg

I'm having issues with converting an FLV to an MP4 that will play on iPhone/iPad via Video-js. It seems that the ffmpeg commands are not converting properly. Here's one of the original commands ...
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1answer
29 views

Can an artifacting video card be useful in any way?

I recently acquired an MSI Radeon R9 280X video card that experiences visual glitches/flickering patches/artifacts in games and in 2D mode. Once I tried to open a video in fullscreen mode from Youtube ...
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0answers
14 views

HTML5 Web streaming from different Audio & Video sources

I have what is probably a simple situation for you, but I’d like to know what the best solution is before I waste lots of money trialing spam-filled software available online. I run a small dance ...
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0answers
27 views

A software for playing multiple video files side by side [closed]

Please help me to find a simply program. So, a task is very simply. I need to play two (or more) video files synchronously. So, window should be spited to a two (or more) parts, in each part I want to ...
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18 views

Prevent Blur in Gameplay .mov

So I've been uploading videos of Hyrule Total War onto Youtube, but keep experiencing a bunch of blurring of my video when I move the camera. After recording in FRAPS, the raw footage looks perfect, ...
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0answers
15 views

Is there a way to default all the video to html5 player with flash fallback in chrome?

I just switched from Safari to Chrome Canary on OSX (in order to have a 64bit browser). With Safari (with no flash plugin) videos in some websites (iframes pointing to allmyvid, vk, Vspot and so on) ...
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1answer
10 views

how to change default subtitle in MKV file (the file has multiple subtitle) with windows media player?

I've downloaded a video in MKV format, the file has more than one subtitle (french, english,etc ) but the default subtitle isn't english. how to change the default subtitle to english in windows ...
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1answer
51 views

Would a Nvidia Geforce GT 730 video card be compatible with my computer? [closed]

Im trying to get a video card to run highly demanding video games such as DayZ standalone. I dont know a lot about these types of things but my computer has a 150W power supply. im not sure what is ...
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0answers
45 views

ffmpeg extract subtitles with unknown codec

I'm writing a program which extracts images and GPS coordinates from files that were created by car video recorder. In many models it creates two separate files Video and GPS but not all, some ...
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0answers
30 views

Downloading all embedded videos from a website

I recently used Wget -mirror to successfully mirror an educational website for offline use. Whilst the website was successfully mirrored with links changed, the embedded videos on the mirrored site ...
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0answers
47 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 ...
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1answer
31 views

Integrated Video Card

Looked through many different questions throughout the site already and I haven't quite found an explanation at this time yet. Looked through multiple websites as well, maybe it's just something that ...
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0answers
35 views

kindle fire youtube videos wont work [closed]

My amazon kindle fire wont play youtube videos. When I hit play it just has a spinning loading thing and never comes up. I have tried playing videos everywhere else like dailymotion, vimeo, and they ...
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33 views

Why does my new monitor randomly flash black when playing videos

It usually happens when the videos are full screen, and nothing changes in the video for a second, but I don't think it is confined only to these conditions. It's a relatively new ASUS VE248 (under a ...
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2answers
36 views

Can I use two 20-inch samsung S20A300B monitors with my laptop?

I have two Samsung NV755 S20A300B monitors and a Gateway NV75S05h laptop which has an AMD Radeon HD 6540G2 video card. The laptop itself only has an HDMI port and a VGA port. Is it possible to ...
0
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1answer
26 views

Streaming Video Often Not Playing On Windows 8

I'm having an issue that started happening a few days ago. On my MSI GE70 2OE laptop, streaming video has been giving me some issues. It's been mostly hit/miss with whether Netflix or Youtube will ...
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1answer
33 views

Multiple Ffmpeg instances choking up the CPU to 100%

I have a task to record timelapse videos from multiple IP-cameras (e.g. camera1.mp4, camera2.mp4, camera#.mp4,etc.). Currently i am running separate ffmpeg.exe instances simultaneously on an MS Azure ...
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42 views

ffmpeg - how to create 5 second video zooming out effect with 1 image

I know how to make 5 second video "zooming in" effect with 1 image using zoompan. ffmpeg -loop 1 -i image1.jpg -vf "zoompan=z='min(zoom+0.0015,1.5)':d=125" -c:v libx264 -t 5 -s "800x450" zoomin.mp4 ...
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0answers
10 views

How to activate onboard video for HP Z210 after installing PCIE video card

Bottom line is that I want to have dual monitors display my desktop on my HP Z210 Workstation running Win 7. I have installed two monitors, one attached to the onboard video adapter and the other ...
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1answer
12 views

ffmpeg edit avi metadata and audio track naming

I have a bunch of movies in avi format on my disk. However, they don't contain any metadata like title etc. I found a command which would do it for me : ffmpeg -i input.avi -metadata ...
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22 views

Radeon HD5570 drivers installed won't go past windows 7 ultimate logo screen?

I'm sorry if this could be flagged as a generic question and not too helpful but I'm desperate in getting windows to boot. I just purchased a HD5570 Radeon video card and installed the updated drivers ...
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0answers
12 views

Libav, slow internet, the golden median

Some time ago I was to configure a streaming service, unfortunately there were surprises at every corner... (awesome official bugs, delays on deliveries and etc.) After tweaking around a lot I found ...
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0answers
11 views

Set a custom preset for HandbrakeCLI?

I'm at a very long task at converting 800+ small files to mp4, and I'm using Handbrake at the moment. Its fast, but since there are many files, it takes a lot of time. I created a automator workflow ...
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1answer
94 views

How to play a Vimeo video in VLC media player?

You are able to play Youtube videos in VLC media player by going to Media > Open Network Stream and pasting in the Youtube video URL in the "Please enter a network URL:" box and pressing Play. For ...
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1answer
70 views

Why does Windows Media Player prevent changing playback speed only on certain files and not others?

I would really like to have this capability for all media types. It seems like it allows it for .mp4 files but not for certain .mkvs?
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0answers
13 views

External monitor automatically dims when fullscreen

There are several posts and related questions here and on Google but all of them seem to only work for the Macbook screen itselfs I have an external monitor for my macbook air. I'm sure Apple have ...
0
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1answer
73 views

Show all File Types in Windows Media Player (WMP)

I'm attempting optimize my setup between Windows Media Player and a SmartTV that uses Windows Media Player's playlist to display and stream files. Even though my computer has the proper codecs and ...
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1answer
22 views

Windows 8 Video Card Fried, onboard video not working in normal mode, only safe mode

I recently experienced a catastrophic failure due to a large static shock from my body to my computer, causing the OS to freeze, and restart, and then my computer would not boot anymore. I removed my ...
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1answer
22 views

Meaning of maximum resolution of graphics card in the context of video playback

I'll try to ask my question in a generic way (without mentioning specific models and brands): Assume the maximum resolution a graphics card supports is X*Y (e.g. less than 4K). When I try to play a ...
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0answers
75 views

Shadowplay not recording or streaming to Twitch

My computer specs: Windows 7 Professional 64 Bit AMD FX-8350 EVGA GTX760 4GB 2x4GB RAM 7200 RPM HDD GeForce Experience v. 2.1.0.0 GeForce 337.88 Driver As the tile says, I am having ...
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48 views

FFmpeg Upscaling Video

First I just want to say a bit more about my title, I am not referring to the fact that upscaling doesnt add data(as often asked when upscaling) - but something different. Example I have raw video ...
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0answers
12 views

DVD presence not detected until after Windows Update

I am running Windows 7 with Power DVD. I had a couple of DVDs and I googled to find that The Dark Knight Rises is particularly a frequent evidence the issue. When I insert the DVD into the drive, ...
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0answers
27 views

Is there multiple types of transitions in ffmpeg while merging two or more videos?

I have 3 video files. I am using ffmpeg library to merge them all. While merging them right now I am using fade In/Out transitions only. I want to enhance that feature in my site, can I do ...
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1answer
72 views

crossfade between 2 videos using ffmpeg

I've been trying to achieve a crossfade transition between 2 video clips using ffmpeg but have failed so far. I'm new to ffmpeg and am mostly relying on tweaking what I can find in the documentation ...
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1answer
34 views

A software to play videos very fast?

I have security camera recordings whose video files are 1 - 8 hours in duration and I need to be able to view them in a short period of time to review long periods of time. Windows Media Player ...