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

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0
votes
1answer
47 views

MP4 video plays past it's length?

I have a video file. MP4. It was originally 25GB and 10 hours long. But then I tried to trim it with movie maker. I did what I needed and then I published the video. No, I didn't save over ...
0
votes
1answer
130 views

Creating video with multiple audios and one still image for YouTube

I want to create many videos with multiple audio streams and one single picture. For example I have song1.mp3 song2.mp3 song3.mp3 and one single picture. What I need to do is to create many ...
0
votes
1answer
299 views

Rip CD/DVD with ffmpeg

Is this possible with ffmpeg? Do you have any links that explain how to do this? I have searched with Google but had not many results. I just want to be able to convert a CD or DVD to MP3 audio ...
1
vote
1answer
57 views

How can I merge two audio tracks together in an AVI file?

I have an AVI file with two audio tracks that I am trying to edit. When I open it in Media Player, it plays fine (I can hear both). However, Windows Movie Maker and Adobe Premiere CS6 both seem to ...
0
votes
2answers
60 views

Video upside down, but only on certain computers

My dad recorded some videos with his smartphone a few days ago. If he now tries to watch them on his PC (Windows 7 + Windows Media-Player) the whole Video is upside down. If on the other hand I watch ...
8
votes
2answers
195 views

Cannot concatenate videos ffmpeg

I have a bitmap that I would like to concatenate to the front of many videos as a sort of title screen or disclaimer screen. I try to turn it into a video with the same attributes as the rest of the ...
1
vote
0answers
288 views

Split video into equal file size parts with ffmpeg

i am trying to split a video file into equal file size parts with ffmpeg. At first i get the file size of the original and divide it with the desired number of parts to get the file part's file size. ...
1
vote
0answers
299 views

stream byte arrays to a video using ffmpeg

This is what I am trying to do: I receive jpegs from an IP camera. If motion is detected I want to upload the jpeg still shot to my server. To save on bandwidth I save each jpeg to a file on my ...
0
votes
1answer
39 views

How can I add video dimensions to video file tooltips?

Hi there I would like to add some extra info to my video file tooltips on my computer. How do I add video dimensions to my video file tooltips??? AKA the little popup that appears when you hover over ...
2
votes
0answers
129 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 ...
0
votes
0answers
279 views

ffmpeg - RTMP to RTMP video track copy throwing error

I need to fecth a RTMP H.264/MP3 stream and push it to RTMP H264/AAC stream. I would like to leave the video track untouched as I have several streams to process and would like CPU usage to remain as ...
0
votes
1answer
53 views

How to split video file by ffmpeg?

I have this code to split video to multiple parts: @echo off for %%i in (*.mp4) do ( ffmpeg -i "%%~i" -vcodec copy -acodec copy -ss 00:00:00 -t 00:00:05 "D:\Ebook\%%~ni_1.mp4" ffmpeg -i "%%~i" ...
2
votes
0answers
360 views

Play AVCHD (.mts) in chrome (To work with a Chromecast)

I generally use the Mozilla plugin from VLC in order to play local video content within a chrome tab. This allows for casting to a Chromecast device. Although VLC is able to play AVCHD files, the ...
11
votes
2answers
664 views

Playing large video files over wireless network. What technical specification should I look for when buying wireless router?

I have a Windows 7 desktop with a folder shared out joined to a wireless network. I regularly use my Android tablet (also joined to the same wireless network) to play video files that ranged from 1GB ...
1
vote
1answer
137 views

ffmpeg fails to generate screenshots

I have a video file and I'm trying to generate screenshots from it. When I use this command ffmpeg -ss 500 -i video_file.mp4 -frames:v 1 -y -s 263*196 output_screenshot.jpg a screenshot is generated ...
1
vote
1answer
108 views

What is the lowest FPS at which the human eye can notice a flickering image? (testing this with ffmpeg)

I wanted to check what the lowest FPS is that the human eye cannot notice as flicker. I created a white jpg and a black JPG. I started with 25 fps which means that I have 24 jpg of white and 1 of ...
0
votes
1answer
90 views

Why are there no video formats that support transparency?

Why are there no [widely supported] video formats that support transparency? For example, the PNG image format supports transparency, allowing for some interesting effects in websites and documents. ...
1
vote
0answers
49 views

How to stream video without a Gui?

I need to set up a computer to put video on several screens at the same time (for charity related stuff). To save as many resources as I can from the original computer (which is getting old), I have ...
0
votes
2answers
55 views

How do video players recognize video files [closed]

I wanted to ask how a video player (a program that plays videos) knows what to show on the monitor? In other words, how are video files made so that a player knows what pixel needs what color on what ...
0
votes
0answers
30 views

Why has the ratio on my video changed between programs?

I am using a Mac and have set my video 1440 x 1080 Codec set to H.264, this shows up on quicktime fine as well as any video sharing websites, youtube for example. However when put onto a pc using ...
1
vote
0answers
86 views

How i could cut exactly frames from an avi with ffmpeg

I use the command below to cut it to frames. I want 48 frames for my video which is 7 seconds. ffmpeg -i output.avi -r 6.4 -s sxga images\\image%d.jpeg It creates me the frames but i was use it ...
-2
votes
2answers
598 views

Dual display using onboard and PCI-E Video card

I have an ECS A790GXM-AD3 Motherboard with a AMD Phenom II X3 and a XFX Ati R7 240 video card. I have 2 VGA monitors that I want to configure in extended desktop and the video card doens't support the ...
1
vote
0answers
197 views

ffmpeg HLS demuxer handling of videos with overlapping timestamps

I have a HLS stream, that contains a number of arbitrary TS segments, some of which may refer to the same file. Desktop and mobile Safari plays it just fine, e.g. if I have a playlist that contains ...
0
votes
1answer
44 views

Which audio and video codecs are natively supported by Windows 7? [duplicate]

At work we have a creative group which produces videos that our sales team uses for powerpoint decks, client presentations, etc. The creative group is mac-based so they produce quicktime files which ...
0
votes
0answers
142 views

Creating a video with ffmpeg using a remote image file

I'm trying to create a video using ffmpeg, my goal is to put together 1 mp3 and 1 image file which are on a ftp server. When i use a local file as my input image, it works as expected: ffmpeg -loop ...
3
votes
1answer
133 views

Why does ffprobe report an incorrect number of frames?

I have a small video file which ffprobe describes as:- Input #0, avi, from 'sample.avi': Metadata: encoder : Lavf55.12.100 Duration: 00:00:35.00, start: 0.000000, bitrate: 546 kb/s Stream #0:0: ...
1
vote
1answer
67 views

How i could cut the last 7 second of my video with ffmpeg?

I captured a video from my camera, but I don't know exactly how long it is. I want to use ffmpeg to keep and cut only the last 7 seconds of the video. Is this possible? I tried the command: ffmpeg ...
1
vote
2answers
223 views

Exr file sequence to mov with ffmpeg

When I convert an EXR file sequence with x264 using FFmpeg and convert the colorspace from linear to SRGB (with gamma 0.45454545) I get some heavy banding issues (most visible on a dark gradient). For ...
0
votes
0answers
55 views

Using pipes on ffmpeg has different behaviour than using files

I am using pipes to provide input and to send out output from FFmpeg The command I use is essentially ffmpeg -i pipe:0 -f flv pipe:1 I am using a Java program that basically provides an input ...
0
votes
0answers
24 views

MP4 file not playable in XBOX360, though seems identical to M4V playable file

I have a bunch of files for my kids that are not playable with the Xbox 360. I have successfully converted some of them to play on my system, but I'd like to understand which is the difference. ...
0
votes
0answers
128 views

FFmpeg/Avconv: Scaling Filter “Error when evaluating the expression”

I'm trying to scale a video with FFmpeg with the following command: ffmpeg -i input.jpg -vf scale="'if(gt(a,4/3),320,-1)':'if(gt(a,4/3),-1,240)'" output_320x240_boxed.png This is taken verbatim ...
1
vote
0answers
311 views

Is it possible to embed subtitles in an MP4 with the forced option in MeGui?

I want to show subtitles with my web player (it supports Flash and HTML5). I'm using the .mp4 format and I can add subtitles to the player with an external .srt file, but I want to embed subtitle to ...
0
votes
1answer
313 views

FFMPEG H264 split demux a stream video

I've got an H264 video (Stored in an 264 file). With ffplay i see that: [NULL @ 00000000003454a0] start time for stream 0 is not set in estimate_timings _from_pts [mpeg @ 0000000000344560] Could ...
-2
votes
3answers
336 views

Is a Graphic Card required for playing 1080p videos [closed]

What are the requirements for playing 1080p videos? Is a graphics card needed?
1
vote
1answer
212 views

How to download a youtube video using proxy [closed]

How to download a youtube video using proxy? I am having to use http://www.proxyvideo.net/ for utube. How can I download a video using this proxy. (in desired resolution particularly 1080p). I tried ...
0
votes
0answers
22 views

Delete Overlap with FFMPEG

I have some vids I downloaded of the internet. And basically it's a 40minute show, that has been cut in 2 segments of 20 minutes. The second video contains 3 seconds more (that are the same as the ...
0
votes
0answers
548 views

How to Embed Subtitle to MP4 Without Re-Encoding or ( Is it possible to show Softcoded Subtitle in Web Flash Player )

I have mp4 videos. I need mp4 videos for my website so i dont want to re-encode my mp4 videos to mp4 to add subtitle. I can add subtitle to my videos with MP4Box (with CMD) but it is softcoded. ...
2
votes
1answer
54 views

kdbsync.exe has stopped working

I have a Dell Studio XPS 1645. Since upgrading to Windows 8, it will always display the following error message "kdbsync.exe has stopped working". How can I resolve this problem?
0
votes
0answers
19 views

Can't get DVD to play

I have a Mac and I loaded a DVD but it is not playing. I see the DVD player in applications but I can't access as it is grey and when I click on it nothing happens. What do I do?
0
votes
1answer
59 views

Verifying the integrity of a file that has been transfered from an unreliable medium

I am attempting to transfer a very large amount of home video files to / from an external 1 TB hard drive. this hard drive was bought from walmart for $70 and is the biggest headache i have ever ...
1
vote
2answers
233 views

Firefox Fullscreen Preferences

I opened the webpage vimeo.com to view a video, using Firefox 28.0 for Windows. I clicked the Fullscreen button to watch that video in fullscreen. Firefox asked me if I wanted to Allow or Deny ...
-1
votes
1answer
231 views

Green screen when playing video in media player classic

when I open any video in MPC-HC it shows a green screen, audio and subtitles still work but no image, any help is appreciated. I'm running windows 7 32-bit and MPC-HC version 1.7.1
0
votes
0answers
46 views

Why does player software fail to play movie in Acrobat Reader (Windows 7)?

I have created a pdf using beamer including movies by using the instruction: \movie[width=10cm,height=7cm]{Title}{videoname.avi} For previous versions of Acrobat Reader, I have never had a problem ...
1
vote
1answer
648 views

HTML5 video playback is choppy and corrupted in Firefox

I am only experiencing this issue with Firefox. Other browsers work fine. Here are my specs: Firefox 28.0 Windows 7 Ultimate, 64-bit Intel HD Graphics (driver up-to-date) When I view an HTML5 ...
0
votes
1answer
59 views

MAC Rename files and move them automatically scripting

I want a shell script that runs on a Mac, that when ran, looks for a few things and transfers video files to a specific location on another drive. So when I put in an SD card, I want the script to ...
0
votes
1answer
59 views

How to split video to 3 parts by ffmpeg?

I want to split video to 3 parts in batch mode. So, I have this code: @echo off for %%i in ("*.mp4") do ffmpeg -i "%%i" -vcodec copy -acodec copy -ss 00:00:00 -t 00:00:05 D:\Ebook\%%~nxi_1.mp4 for ...
0
votes
0answers
68 views

How can I merge ordered chapters in MKVs?

I've got a lot of videos with the opening and endings cut out from each episode. They use ordered chapters and quite a few players do not play nice with these. I would like to merge them into a file. ...
0
votes
0answers
47 views

Losing video when splitting mpg from middle

Very new to ffmpeg so bear with me. I'm trying to split an mpg in two pieces. It's a 4m 36s video. I want the first piece to be 170s and the second to be the rest. I have tried a bunch of different ...
0
votes
1answer
43 views

Remotley control a media players playlist without interupting the current video

Hi I tried using VLC player's web-interface to change the playlist while my daughter watched it on another computer. Unfortunately it's useless and only allows to stop start and move up and down the ...
1
vote
0answers
11 views

PC HD Video Card Radeon Passive Cooling No display when hardware installed

Hi guys i'm noob to computer hardware, i attached my Video card to the motherboard, but it's not displaying anything, do you guys know what i'm missing here, does this video card requires separate ...