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

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9 views

How to sync splitted mkv + external srt with ffmpeg?

I want to convert MKV audio from DTS to MP3 and split the file at the same time. The problem is: I need an external .srt but when I split it, the second file is desynced from video. Example: ffmpeg ...
0
votes
1answer
6 views

How do I cut clips using its position from a video?

I have a lot of clip positions that I have to extract from a single video, how can I automate the whole process? As of now I have to manually cut each clip using its position, but as my number of ...
-1
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0answers
13 views

Dell Latitude D520 and PD01X Extended D-Dock — video card w/ internal monitor?

I've recently purchased a used Dell Latitude D520 and also bought the PD01X Extended D-Dock (includes a modular bay and an internal PCI slot that can accept a short full height card, possibly a full ...
2
votes
2answers
885 views

Does resolution matter in projectors if watching movies?

I can see the difference when projecting a computer screen (e.g., Windows desktop, start menu, etc) in a 800x600 Vs. 1280x800 resolution for example. But when watching movies is there going to be a ...
0
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0answers
7 views

Join two matroska videos without re-encoding

I have two videos in mkv format, one 50mb (2 minute) and the other 1.4 Gb(2hr 23 min). I'd like to just join the two without going through a 30 hr long encoding process. Is there a way? PS: I tried ...
1
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0answers
14 views

Start QuickTime and set camera to iPhone from command line

I'm attempting to start QuickTime from AppleScript and select the camera of my iPhone like I do from QuickTime. I can't seem to make it change the camera. The script I have now is: tell application ...
0
votes
1answer
28 views

M3U8 file to MP4 conversion?

Can an M3U8 video file be converted to MP4? I have had no luck finding a file converter that can do this since the M3U8 file is really an Audio playlist with many smaller files in a folder.
0
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1answer
9 views

Avoid ffmpeg re encode using complex filter

I have a list of ts files that will be concatenated to being trim later and encode it in mp4. All of it is working ok... however the problem I have right now is the file is re-encoded... and that is ...
0
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0answers
5 views

Enable onboard video on Intel DH55HC with Ati Radeon HD4650 on PCI-e [duplicate]

I am currently using dual monitors on an ATI Radeon HD 4650. I have an extra monitor that I would like to add using the on-board video. I can switch from on-board to PCI-e video in the Bios, But I ...
0
votes
1answer
20 views

Hardcoding FFMPEG subtitles on MP4 / MKV

I am using FFMPEG to hard code subs into a video. Having read many posts on the best approach, and whether to use mkv or mp4, but am still none the wiser. The code below uses an mp4 file. The ...
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0answers
20 views

Burn ASS subtitle onto MKV without any quality loss [on hold]

I want to burn embedded ASS subtitle onto MKV, but I'm completely clueless when it comes to video converting. I want to keep the same quality, file size and everything else but the subtitle hardcoded. ...
0
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1answer
30 views

Is it possible to use HDMI for audio and VGA for video on one computer?

I have a professional Yamaha home theater system that I plug up to my windows 7 pc (via HDMI) for playing audio. My tv is broken and I can only use my monitor to display video. This monitor does not ...
0
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0answers
13 views

How/where does a GoPro camera store HiLight tags?

My Question in a Nutshell How/where does a GoPro camera store HiLight tags? Where I have Looked for the HiLight Tags I have already tried to find the created tags in the following locations – to no ...
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votes
3answers
43 views

MP4 files I download look pale and have colors misplaced [on hold]

Ok, first things first: here's a screenshot from a recap I've downloaded. I guess if Neil Patrick Harris would host the ceremony back in 70s it'd look like that. There's this obvious offset of the ...
0
votes
1answer
22 views

Skipping a frame without re-encoding H.264 video

I have an mp4/h.264 video which only contains I-Frames. I want to skip one of those I-frame without re-encoding the entire video. I tried this: ffmpeg -i "file.mp4" -vf select='not(eq(n\,10))' ...
-1
votes
0answers
15 views

Change webcam stream?

I want to tweak the color balance and saturation of what is streamed from my webcam during a Skype call. The reason is that the lighting in the room I work in looks awful (it's TL light). I am on ...
0
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0answers
20 views

Crossfading Video AND Audio with ffmpeg

This Super User answer crossfade between 2 videos using ffmpeg has got me so far, but now that I have tried many solutions and seen every SO link out there, it's time to ask you all for help. I am ...
0
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0answers
22 views

ffmpeg: video is not creating for uneven pixel ratio images

I am using ffmpeg to create a video using images, its creating video for uniform images (ie all the images should be same pixel ratio). It doesn't work for images that vary in frame size: it is ...
0
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0answers
18 views

Videos on videos windows 7? [on hold]

Ok so im running Windows 7 on my lenovo Laptop. It works great but there is one problem. In every other sites than youtube, it wont load the video (You know, doesn't allow me to watch them) It's every ...
0
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0answers
39 views

Viewing HTML5 video in Firefox on Windows 7 without WMP

I have Windows 7 but without WMP, because the license I purchased didn't include it and I've never used it anyway. However, it seems that HTML5 videos won't play in Firefox unless I install WMP. It ...
0
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0answers
17 views

Extract frames from video and set timestamp on images

I want to extract frames every 10 seconds from a video and geotag these frames using a GPX track. On my Windows 8 computer I have tools to extract the frames (FFMPEG), set image timestamps (ExifTool) ...
1
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0answers
24 views

Can someone explain what “video acceleration” is?

Basically, a user came to me complaining that when she opened a certain video file in VLC, she received an error saying: "Your video output acceleration driver does not support the required ...
1
vote
1answer
116 views

Windows 8.1 DirectDraw and compatibility with older games

I’m trying to run an old game (Nascar Heat 2002) on my Windows 8.1 laptop. The problem I am having is that the game crashes before startup, and in the logs it reports that no video ram is available. ...
0
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0answers
15 views

YouTube throughput problems (gaming channels)

Sometimes I get YouTube throughput and buffering problems, even though I use YouTube center to disable DASH playback. For example, right now featured videos on the front page of YouTube work fine for ...
0
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1answer
20 views

Does OS matter?

Using a computer, I am downloading videos from youtube using YTD and converting videos to mp3 tru google. Then, I am copying it using a flashdrive and transfering the files on my laptop. But on my ...
0
votes
1answer
32 views

create video from single jpg and no audio

For a time lapse video project I want to create a header (with some title text). The header is just one still image which I give as jpg. I have seen other answers that produce still image video from a ...
0
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0answers
18 views

Lowest possible CPU/GPU use for screensaver encode for mac (with handbreak or other free / cheap video encoders)

Similar to What video codec puts the CPU/GPU under the least possible load while decoding? I want to know what is the best option for a 2014 15 retina mac pro. I tried MPEG 2 and it won't go as a S/S ...
0
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0answers
21 views

Correct configuration of VLAN for second network

I have a problem with setting up VLAN for correctly working internet connection through one cable. My ISP have Data and Video connection which are basically separated: Data is used for normal ...
0
votes
0answers
26 views

StageVideo vs embedded video for desktop AIR application

My question is in regards to performance. According to the documentation http://www.adobe.com/devnet/flashplayer/articles/stage_video.html If you are using a a GPU accelerated codec (H.264), the GPU ...
0
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0answers
20 views

Stage Video for desktop AIR application on Windows-minimum GPU requirements

According to the Adobe documentation, StageVideo uses Direct3D on Windows and when using a GPU accelerated codec (H.264), will use the GPU for BOTH decoding and compositing ...
0
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0answers
22 views

Send out audio only with HDMI from an AMD Radeon Video Card

Recently just got a 4K monitor, in order to use 4K@60Hz, I have to connect it with a DP cable but also I connect my computer to a AV receiver via HDMI cable - apparently I don't need video over HDMI ...
0
votes
1answer
24 views

nVidia GeForce GT 630M problems

So, this is my video card, supposedly a decent one. http://gpuboss.com/graphics-card/GeForce-GT-630M I cannot however play YouTube videos on 1.25 speed smoothly. There are nVidia drivers installed ...
3
votes
1answer
34 views

using ffmpeg concat on slideshow videos

I am using ffmpeg to build time lapse animations from still images. The first image is repeated to create a header. Next steps is to concatenate header plus time lapse for final video. Both header and ...
0
votes
0answers
12 views

Sound is off when using mencoder to capture a VHS

I'm trying to use mencoder to capture a VHS using an OTB102 on a Toshiba Portege R705-P35 (which doesn't have very strong video capabilities). After experimenting with the seemingly endless options ...
1
vote
1answer
42 views

ffmpeg and iFrame output and quality of JPEG

I was looking for a solution to a problem and on my travels I cane across something linked to what I was doing which prompted a 2nd question. I bundled both these questions here. If I should not I ...
0
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0answers
7 views

In Sony Movie Studio 13 what's keyboard shortcut to deselect or unselect a clip

I've positioned cursor at a specific time on the timeline, and I want to cut or do something at that specific time, then I realize I've got another clip selected somewhere on the timeline. How do I ...
0
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0answers
25 views

Embeddable live stream [closed]

Superuser wizards - I'm looking to live-stream an event, and would like to embed the stream on a webpage. It's an art installation that's running for a few weeks, and I'd like the stream to be ...
1
vote
1answer
34 views

Ffmpeg chain references to other parts of the command for dynamic watermark size

I have been reading the ffmpeg documents for a while now. But I can't seem to wrap my mind around how the filters, naming and backreferences work. Or whether what I want is even possible. I am ...
0
votes
0answers
28 views

JWplayer won't play video tell 100% buffering

JWplayer will only play a video after the entire video has downloaded. It will not play what it has already downloaded. I can't watch videos on the web untill the entire video is done loading. For a ...
0
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0answers
34 views

avconv stream video from USB webcam without delay

I need to stream video from USB webcam. I am using avconv, but it has delay min 5s. Is possible to stream in real time without delay? avconv -f video4linux2 -i /dev/video0 -vcodec libx264 -f mpegts ...
0
votes
0answers
50 views

How do I get avconv/ffmpeg to output video with specific tbn, tbc

My father can only use an old video editor (Pinnacle Studio 12) that is very picky on what video files it imports. Here is the output of avprobe one of the videos it manages to import: encoder: ...
0
votes
2answers
20 views

How is mpeg interleaved?

I need to know after how many frames of video the audio part starts for an mpeg file. So for example, first there are 5 frames of video and after that there are 10 audio samples. This would be ...
0
votes
1answer
36 views

batch file for hardcoding subtitles in multiple videos with ffmpeg

My question at the top: What is the correct way to refer to a dynamic file name for the ass filter when using -filter_complex in ffmpeg? The story and my attempt: I have a folder that contains ...
-1
votes
0answers
17 views

How to block YouTube from detecting Flash Player in Firefox without disabling JavaScript? [duplicate]

How does one stop YouTube from sensing Flash Player is installed or not when browsing in Firefox? I believe YouTube uses JavaScript to detect Flash, so one way would be to disable JS on YouTube, but ...
0
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0answers
18 views

How to constrain/stretch a video to a fixed duration using ffmpeg or avconv?

So I have a few hundred clips of videos, about 1 to 5 seconds each, that I'd like to all play at 2 seconds each...this means for the 1 second videos, they get stretched out, and the 5 second videos, ...
0
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0answers
22 views

I Can't See My Media Files

I have a new laptop MSi GE70 2PE Apache Pro with Windows 8.1. I am trying to stream my Blu Ray MKV Media Files from my External Hard Drive, to my Samsung 3D TV UA60F8000 via the Windows Media Player, ...
0
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2answers
43 views

Cannot open pictures or videos in Windows 7

A couple of days ago my laptop battery drained and shut down. After attempting to turn on, normal boot resulted in a black screen with startup sound. I then followed a guide which led me to restart in ...
0
votes
1answer
27 views

Connecting PAL camera to pc and working with the feed

I have an ancient analog camera which has the classic PAL analog output. I want to get this feed, display it on the computer's monitor and save the stream on the pc hard drive. I know that if it was ...
0
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0answers
21 views

How do I rip a backup of an HD-DVD? (yes, the old format that was killed by Blu-ray)

I have some old HD-DVDs lying around. I'd like to put them on my computer as a digital file. I'm familiar with Handbrake, and the process of ripping DVDs. But not HD-DVDs. I'm using the Xbox 360 ...
0
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0answers
18 views

What does the procamp shader in MPC-HC do?

I get what all the other default shaders in Media Player Classic-Home Cinema do, but the "procamp" one doesn't seem to do anything. So what is it supposed to achieve?