20:24
I am working for a company recording educational screencasts using Goodnotes. The first frame looks fine, but as I work on the document, the page number pops up on the bottom left.
My bosses don't like this, so I've been trying to find a way to fix it on the screencast, since I can't find a way to turn it off in Goodnotes.
My current solution is taking a screenshot of the clean frame and using Gimp to crop out all but a small rectangle around where the page number would be, exporting that as a PNG and using ffmpeg to overlay that. The resulting image looks great (...)
23:04
I have two MTS video files, each one 2 minutes long. I need to be able to join the files together and convert the format to MPEG4. I have a suitable command line for converting MTS to MP4 but don't know how to join the files together in the first place.
Some articles on the web suggest using the CAT command, like:
cat video1.mts video2.mts > whole_video.mts
However this doesn't work and according to FFMPEG, "whole_video.mts" is only 2 minutes long, not 4 minutes.
Does anyone know how to join the files together? Is FFMPEG the best (...)
14:49
I know using ffmpeg, we can create MPEG-DASH ready files, including the segments and the .mpd manifest file. For instance, I'm trying this command which works:
ffmpeg -re -i .\\video-h264.mkv -map 0 -map 0 -c:a aac -c:v libx264 -b:v:0 800k -b:v:1 300k -s:v:1 320x170 -profile:v:1 baseline -profile:v:0 main -bf 1 -keyint_min 120 -g 120 -sc_threshold 0 -b_strategy 0 -ar:a:1 22050 -use_timeline 1 -use_template 1 -window_size 5 -adaptation_sets "id=0,streams=v id=1,streams=a" -f dash out.mpd
But I don't want to segment the video- so a simpler version where we have (...)