Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

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

0
votes
0answers
11 views

FFmpeg ProRes artifacts horribly compared to Apple Compressor export

I've been importing my family videos recently. I'd like to archive these videos using ProRes 422. Compressor works. The videos pop out with hardly ANY visual difference. FFmpeg, however produces ...
0
votes
0answers
10 views

HTML5 DLNA Media Player (or similar HTML5 video streaming solution) [on hold]

This weekend I putzed around with Big Picture Mode in Steam, seeing if it’s come along far enough for me to use it completely as my HTPC interface. The favorites system, once I went in and modified a ...
0
votes
1answer
26 views

How to scale a video over time with ffmpeg

Is there a way to scale a video over time with ffmpeg ? This is the result that I want: I have been looking through the documentation and you can change the scale but no over time. Am I missing ...
-1
votes
0answers
23 views

Intel UHD Graphics 360 video not working

I have a computer with an Intel Core i5-8600k and no GPU. I installed the driver for the Intel UHD Graphics 360 from the CD that came with the CPU on Windows 10. Everything is working fine except for ...
3
votes
1answer
40 views

Cast 4K video from 1080p PC to 4K smart TV?

My PC has a 1080p screen resolution. My graphic card is a GTX 1070 (which I suppose should handle 4K video). I have a 4K smart TV (Hitachi 49f566w654). In my Nvidia config panel (right click on ...
0
votes
0answers
21 views

mp4 files unplayable after renaming or copy pasting

I have a Windows 7 machine and for a few months now I have a strange thing going on on my PC. When I rename or copy and paste it in a new folder, an .mp4 video it becomes unplayable by any video ...
0
votes
0answers
39 views

How to download .m3u8 video with query string and EXT-X-KEY?

The m3u8 file location is https://hls2.videos.sproutvideo.com/4c6...../b24db8.../video/720.m3u8?Policy=eyJTd....._&Signature=S7pry.....__&Key-Pair-Id=APKAIB5DGCGAQJ4GGIUQ The 720.key is ...
0
votes
0answers
17 views

How to clean buffer with ffmpeg?

I have a script on linux, where I'm using ffmpeg for video streaming. My problem is that I don't know how to clean the buffer, every time I start the video streaming, it plays a short part of my last ...
0
votes
1answer
25 views

How to set watermark width and height same as video width and height using ffmpeg? [duplicate]

I want to set watermark width and height same as video width and height. String[] cmd={"-i",margefilePath,"-ignore_loop","0","-i","/storage/emulated/0/Download/light2.gif","-i","/storage/emulated/0/...
0
votes
1answer
73 views

Video card problems or something else?

I'm at a loss. My PC went crazy a few days ago while playing a game and now, after attempting many, many different things, I'm still unable to use it. My windows installation was destroyed. BSOD ...
0
votes
1answer
25 views

Add audio and watermark in a video with one command using FFmpeg

I want add audio and a watermark to a video with only one command. Currently I added the watermark first using the below command: String[] cmd={"-i",videoPath,"-ignore_loop","0","-i","/storage/...
1
vote
1answer
23 views

How do I change the default audio track of an MKV file?

I have an MKV video file that has two audio tracks, a Hindi-language track and an English-language track. I guess the Hindi track is set as the default track. I have a video player that doesn't ...
0
votes
1answer
15 views

VLC can but Instagram and “Gallery” cannot play my videos

I've been busy over the past few days trying to compile a timelapse from a string of images using FFMPEG. After initial issues, I've got it working and have a perfect MP4 that plays in VLC player. It ...
1
vote
1answer
31 views

FFMPEG: H265, Maxrate Not Working

This command works for me with the h264 codec. ffmpeg -i a.mp4 -c:v libx264 -maxrate 800k -bufsize 800k -ar 48k -ab 192k b.mp4 However, with libx265 instead of libx264 in that command, the output ...
0
votes
0answers
52 views

How to extract/convert hundreds of .mov files into PNG image files,automatically creating a folder for each group of PNG files extracted

I need to batch extract and convert hundreds of .mov files into PNG image files, automatically creating a folder for each group of PNG files extracted. (I’m working on Windows 10). Can you suggest to ...

15 30 50 per page