Nothing happened of this, so this patch should be merged. On 4/26/18, Marton Balint <c...@passwd.hu> wrote: > > On Thu, 26 Apr 2018, Aman Gupta wrote: > >> On Thu, Apr 26, 2018 at 8:12 AM, Nicolas George <geo...@nsup.org> wrote: >> >>> Aman Gupta (2018-04-26): >>> > Another reason I discounted libzvbi is because it seems unmaintained, >>> > without a new release is over 5 years. >>> >>> Did the teletext standard evolve in the past five years? >>> >> >> I don't know, but there it is atleast one bug causing tests to fail on >> macOS which has been unfixed for 4 years. >> >> I managed to install libzvbi by hand and try it out. With `-txt_format >> text`, the generated output text is the same but without positions/colors. >> The ASS positioning code could be ported over, but it looks like >> vbi_print_page_region() strips out all the color information so there >> doesn't seem to be an obvious way to support text coloring. >> >> The zvbi decoder also hardcodes a (configurable) 30s end time per >> subtitle, >> which causes them to pile up on the screen and not disappear when they're >> supposed to. The logic from my decoder could also probably be ported over, >> under a new `-real_time 1` flag like I added to ccaption_dec last year. >> >> Here's a side by side comparison: >> https://dzwonsemrish7.cloudfront.net/items/2x1z3k0C0X3v0Z2j1F3b/teletext-sub-comparison.jpg >> >> I agree it would be ideal to have only one teletext decoder that works for >> everyone. However I'm done with my teletext project, and don't have time >> right now to redo all that work in the zvbi encoder. I also live in an >> ATSC >> region and don't use teletext myself, so I don't really care whether or >> not >> my decoder is merged into ffmpeg. I only shared it because some people on >> IRC expressed interest. > > I will try integrating the ASS formatting part of your patch to the > libzvbi decoder, and see how it goes. > > Regards, > Marton > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > http://ffmpeg.org/mailman/listinfo/ffmpeg-devel > _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
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