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

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2
votes
1answer
2k views

Video playback is very slow over HDMI after windows 10 upgrade

I have upgraded my laptop to windows 10 from win 8.1 It's a Dell M3800 Pecision 64 bit. Prior to the upgrade I could plug a hdmi cable into it and attach it to my TV to watch Netflix, Iplayer etc ...
3
votes
1answer
2k views

Youtube is not working on my computer for the past few days?

I am trying to use Youtube and it's not working. I got this code in view-source: <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"> <html> <head <title> </title> </...
0
votes
1answer
67 views

Inserting Video with Image Border into ffmpeg

I have using code: ffmpeg.exe -i 111.mp4 -vf "movie=1111.mp4[inner]; [in][inner] overlay=shortest=1:x=480:y=240 [out]" -c:v libx264 completed.mkv Insert main_video into backgroud_Video but I can ...
6
votes
3answers
24k views

How to cast Skype audio to TV from Nexus 7 via Chromecast?

I just unwrapped and plugged in my new Chromecast dongle. Owning a Samsung Smart TV with DLNA, it covers most of the Chromecast capabilities anyway, but I wanted wireless means to mirror my Nexus 7 ...
0
votes
0answers
23 views

Is there any quality in loss in FFMPEG when converting to .PNGs?

I need to dump video files to their individual frames as .png files, and I'm using FFMPEG to do so like this: ffmpeg -i video.ts -r 59.94 dump/%d.png Now, I get all of the frames I need, and they ...
0
votes
0answers
8 views

Debian stable: xrandr default rendering device

I tried to setup my dual monitor setup on debian stable, this works but most steam games get sent to my secondary screen instead of the primary. I did try to fix this, through the nvidia-settings ...
0
votes
1answer
42 views

How to conditionally blur video using FFMPG

I want to conditionally blur video Like for a 30 second video form 2-10 second blur different area than 12-20 second. But I am only able to blur it 1 time only so far,Following is the command I tried ...
0
votes
1answer
27 views

Frame rate during screen-casting

I am trying to record screen using ffmpeg with the following command: ffmpeg -f x11grab -s 1366x768 -framerate 30 -i :0.0 -c:v libx264 -b:v 1000k out.mp4 which I learned from here. But I am ...
1
vote
4answers
4k 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 ...
1
vote
1answer
587 views

Batch convert a folder of .mkv files to .m4v files using ffmpeg in MAC OS X

Is there a way to batch covert a folder of .mkv files to .m4v files using ffmpeg in Mac? I setup a service that will do individual files, but I really would like to batch them. The 'Run Shell Script'...
1
vote
0answers
70 views

how to remove “Writing library” & “Encoding settings” from the video when used ffmpeg convert?

when I used this commond: C:\Windows\bin\ffmpeg.exe -y -i f:\1.flv -vcodec h264 -s 1280x720 -acodec copy f:\output.mp4 The video output.mp4 information: General Complete name : ...
1
vote
1answer
394 views

Downloading Deeply Embedded Flash Videos?

I have been trying to get a couple of videos from 9now.com.au (previously 9jumpin.com.au). Unfortunately standard video downloaders don't have much success on ninemsn pages (thats what 9now.com.au is ...
1
vote
3answers
47 views

How do I find the total running time of videos in a directory?

I can see the time length in Windows explorer, but there are 124 files. I'd rather not have to add them up manually. I have ffmpeg and VLC also if that would help.
0
votes
0answers
21 views

Can I use an external HD Camera to stream video?

I have 3 cameras to choose form: a sony DSLR, a Canon HR R500 HD Camera, and Canon XH A1 I need to stream an event and a standard webcam won't do. I'd like to use one of my cameras to do this. I ...
14
votes
4answers
7k views

How to block/disable all videos from automatically loading in Chrome?

Many sites now have auto-playing or automatically streaming videos: embedded in news pages, down side bars promoting other content, and some sites even have massive honking-great purely decorative ...
0
votes
0answers
9 views

How can I make my display intentionally overscan/overscale? (Or how can I zoom in?)

I have a Dell U2913WM 29" display, with a 1:2.37 aspect ratio. It's the perfect aspect ratio for watching movies. Alas, most movies that are supposedly this ratio have black bars along the top and ...
0
votes
0answers
27 views

Combining two videos results in blank video

I'm trying to combine two .mp4 files so they play next to each other in one window. They are the same length (9 seconds), have the same number of frames, and the sources are both independently ...
1
vote
1answer
617 views

Why does FFmpeg append blank black video to the end of my MP4 files when compressed from MOV?

I have several large MOV files that I want to compress to MP4. Unfortunately, when I use FFmpeg, it appends lots of black (blank) video at the end. (The destination file is longer than the source ...
1
vote
3answers
189 views

Webcam for video call - eye level

I've begun doing video calls with a Logitech webcam. Problem is that mounting on top or bottom of monitor looks awful - can't make eye contact with the person, the angle is up or down my face. How ...
0
votes
0answers
40 views

Some unicode characters not working with drawtext in FFmpeg

When using some unicode characters as text in drawtext, like emojis the characters will be replaced by rectangles. Is there any way to avoid this?
1
vote
0answers
40 views

Adding images on both sides of a vertical video using FFmpeg

I have a video that I recorded with my phone vertically. When viewing the video on a computer, there are large, black margins on both sides of the video. I would like to replace these with an image ...
0
votes
2answers
51 views

My computer crashed, are video games to blame?

I recently downloaded XCOM 2. I noticed whenever I played, after 10 minutes or so the fan would be going crazy, I guess due to overheating. This was never an issue in the year I have been using this ...
0
votes
0answers
22 views

How do I use ffmpeg to decrease the size of videos by 15%?

I have a directory of videos that I need to fit within 29.3GB. The videos take up 34.4GB. How can I use ffmpeg to decrease the size of all videos by 15%? I looked at the options and it provides an ...
0
votes
0answers
31 views

SyncMaster 971p Connection Issue

I acquired a 2007 Samsung SyncMaster 971p, and have been trying to connect it to my computer. My laptop only has a HDMI port, and the monitor a DVI one, so I bought a HDMI-DVI cable thinking it would ...
0
votes
1answer
31 views

Poor video playback in VLC under bootcamp

I am using Windows 7 64bit in bootcamp on my aging Macbook and while recently watching a movie using VLC I noticed slight tearing. It is noticeable when the scene changes and very noticeable in action ...
0
votes
0answers
38 views

Capture Image or video on chrome getting black screen

I am trying to capture an image and video in the Google Chrome web browser. I am getting a black screen. I tried 2-3 screen capture tools but I only get the same black screen, any ideas of what the ...
0
votes
0answers
11 views

How to merge — character into a video with virtualdub

I'm trying to merge a video with its corresponding subtittles using Virtualdub but there is a strange character, this —, which transforms into â€"in the video. The problem is when the subtittle is in ....
21
votes
8answers
29k views

How do I get the number of frames in a video on the linux command line?

I have a video file and I want to get the number of video frames that are in it. I can use ffmpeg to get the length of the video and the FPS. However I can't see anything obvious for the total number ...
0
votes
0answers
16 views

linux pc-based dlna “remote”

I have a linux PC running a DLNA server, and a DLNA-enabled TV. I can use the TV remote to browse & play the DLNA videos advertised by the PC, or I can use the BubbleUPNP app on my smartphone to ...
0
votes
0answers
92 views

Black screen during and after watching video

Cause: I have a problem with my new Windows 10 PC that during streaming a video the entire screen goes black at a random point during the video. This occurred multiple times when watching a trailer ...
1
vote
0answers
238 views

Cut part of video with ffmpeg with both sync and quality?

How to cut part of video with ffmpeg without any problems? The following command ffmpeg -i <infile> -ss <starttime> -to <endtime> -vcodec copy -acodec copy <outfile> will ...
1
vote
2answers
588 views

Problems installing ffmpeg with Homebrew

I get the error when I try to convert mp4 to webm: Encoder (codec vp8) not found for output stream #0:0 Google search tells me that I need libvpx installed, but I've done that. I've installed with ...
1
vote
0answers
74 views

ffmpeg concat demuxer framerate changes from constant to variable

Issue: The videos I want to join without re-encoding have a constant framerate of 29.97 and the same encoding settings, however ffmpeg concat changes the final output's framerate mode to variable. I ...
1
vote
0answers
226 views

VLC media player show mouse cursor on the top of the video

I'm using VLC media 2.03 player on Debian Weezy. I want mouse cursor to visible on the top of the video. Currently I cannot see the cursor inside video play when it entered from left or right.When ...
10
votes
2answers
17k views

Repairing corrupt MP4

I took a video from my Android phone (Sony Xperia P, if you need to know), and before I could stop recording it, the phone memory got full and the phone got hanged too. I rebooted the phone, the video ...
0
votes
1answer
16 views

How to sync video (with dropped frames) with its separately recorded audio?

Video where frames get dropped: procvid.StartInfo.Arguments = "-rtbufsize 1500M -f image2pipe -r 25 -i pipe:.bmp -vcodec libx264 -r 25 C:\\onlyvideo.avi" Audio is recorded simultaneously with video:...
0
votes
0answers
20 views

Audio and video are very chunky when they are merged by ffmpeg for live streaming

I'm now trying to live stream rawvideo and PCM audio through RTMP by using FFMPEG. I could make it work when I publish them with separate streams but when I put them together into a single stream, ...
1
vote
0answers
255 views

FFMPEG Trying to restream a RTSP stream to HTTP

I have been trying top cobble something together to take a RTSP feed from a IP camera and re transmit it in HTTP. I am trying to get the feed in to my home automation app which does not support ...
7
votes
4answers
17k views

What causes videos to start off black or glitchy on an AMD Radeon HD 6700?

I recently updated my video card drivers to the latest version (AMD Radeon HD 6700 series) and found that upon doing so, all the "GIF"s on Imgur (which have now switched to "GIFV" which is an MP4 ...
0
votes
0answers
53 views

Import via Picasa my phone's .MP4/.MOV without Windows QuickTime?

Weeks ago, following this security advice, I removed QuickTime from my Windows (10) PC. Now I realize that I can't import .MP4 videos from my Android Nexus phone using Picasa -- Picasa doesn't "see" ...
0
votes
1answer
199 views

Is it possible to port HDMI audio and VGA video from one computer through a monitor and speaker simultaneously?

I have a Yamaha Home Theater System that I connect 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 have HDMI and ...
0
votes
0answers
7 views

The correct subtitles on my DVD won't play since updating to Windows 10

I click subtitles for the DVD and only get the English DUB captions, NOT the Japanese translated subtitles for the movie. I like to watch movies in their original language with English translated ...
0
votes
1answer
15 views

Can the “start at” value be saved in a Handbrake preset?

I regularly have videos that I want to clip 16 seconds off the front of. I've finally figured out how to do this with Handbrake (the main source panel with it's "frames/seconds x through y" fields). ...
0
votes
0answers
28 views

Can Media Player Classic Home Cinema use proxy?

Can I make a Media Player Classic Home Cinema to use my own proxy? Bad connection using VPN. And how to make such a trick, if it is possible.
1
vote
1answer
73 views

How to convert a video file from mkv to a format supported by the TV set?

I have a mkv video file which contains the following content: > mkvmerge --identify original.mkv File 'original.mkv': container: Matroska Track ID 0: video (V_MPEGH/ISO/HEVC) Track ID 1: audio (...
0
votes
1answer
48 views

Why can't I download all files at high speed when I can stream HD YouTube videos without buffering?

I recently got a new internet connection. When I am watching videos on YouTube, there is no buffering for 720p or 1080p videos. If I download these videos using YouTube Download Manager, I get a ...
1
vote
1answer
93 views

ffmpeg overlay video on another video in specific time

I have video with duration 01:30 min and i have another video with duration 00:50 sec i want to overlay the second video on the top of the first video at 00:45 to 00:50 i'm trying to use this command ...
0
votes
0answers
23 views

m2ts conversion fails on Plex

I have a .m2ts video, which I took with a Sony camcoder (see below for info on the file). I tried to convert it, using optimize option on Plex with the option of Optimized for Mobile - 4Mbps 720p, ...
0
votes
1answer
51 views

ffplay overlay current timestamp while playing raw video

I'm trying to create an overlay of the current timestamp while playing raw H.265 video with ffplay using drawtext filter. While overlay of the current frame number works fine with: ffplay -vf "...
0
votes
0answers
72 views

Black screen and losing video signal when running demanding games

I have recently upgraded my system with an Asus GeForce GTX 970 4GB STRIX Video Card My build (+ 16GB memory, 1 SSD, 1 HDD) Now whenever I run something more demanding the monitor loses the signal ...