Youtube annotations12/28/2023 I can instantly jump to the relevant declarations by placing the cursor Macro, variable, type, function and class declarations - by using ctags, $ cat > sampleTextīut that's not all - it is also vital to be able to navigate across Well, I use ImageMagick for most of my image processing - it has never failed me before. There's only one final ingredient missing: I need to convert my TEXT into nice bitmap rectangles, that will be sent to MPlayer over the bmovl FIFO. Ingredient 2 for the soup: showing bitmaps inside MPlayer's window during playback: check. It works! A perfect rectangle is shown during playback! I checkout the latest MPlayer from the official repos, apply the patch on it. Surely this is a bug, so I report it to the MPlayer folks and open a Bugzilla ticket.Ī day later, a gentleman replies - he indicates that a related patch is in the pipeline for inclusion in MPlayer. This looks like an off-by-one error - each new scanline moves one pixel to the left, so the box ends up "tilted". Spot on! Time to try this out: I setup a FIFO, and try sending MPlayer a box of RGB noise, just to see it while playing:īmovl distortion in current MPlayer (2012/03) Opening up the manpage of the awesome MPlayer, I review the list of video filters, looking for one that allows me to display stuff during playback - and I notice bmovl: bmovl: The bitmap overlay filter reads bitmaps from a FIFO and displays Alas, my annotations are more complex each one is to be displayed at a different rectangular area in the video, so more work is needed.) Displaying text during playback srt subtitle for my video (MPlayer can use. small one liners, that can just be placed at the bottom of the screen - then this data would be enough I would code a simple xml2srt filter, that would create an. (if my annotations were "subtitle-like" - i.e. Ingredient 1 for the soup: annotation data - check. There are two anchoredRegions, one for when to show the text, one for when to hide it. It also comes with information about when to display it - the "t" attributes of anchoredRegions.Each annotation has coordinate information (i.e.All the annotations are there, with their ASCII text inside the TEXT elements.This file contains all the annotation data I need: The most important parts for C/C++ coding. where VIDEO_ID is the video identification part from Youtube videos, i.e. Googling a bit, I soon find out about this: $ wget -O annotations.xml \ How can I salvage the effort I spent on my video annotations,Īnd use it with my high-res video (which I still have on my hard drive)? It's my fault, of course - I assumed that if Vimeoīut I was wrong. because I find out (the hard way) that Youtube's video quality,Įven in HD, is not good enough for 1024x768 XTerm sessions with VIM. I then used the annotation facilities of Youtube to add commentary.I recorded an XTerm/VIM session, and uploaded it to Youtube.I wrote a blog post about The Editor (TM).Video and its annotations data) and play them back "in tandem"?ĭifferent scenario: you are careless, like me: Isn't there a way to keep both "sources" (i.e. Surely there must be a better way - after all, these annotations are plain text that is How can you save these, too? Resort to drastic measures, like recording your desktop while watching.? it displays these "subtitle-like" textīalloons while it plays, and these are a big part of why it is actually worth watching. To download it (via youtube-dl) and keep it in your offline video library.īut. So you just watched a nifty video on Youtube. (March 2012) Offline playback of Youtube videos and their annotations
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