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Changes between Initial Version and Version 1 of Ticket #2022, comment 42

01/01/19 19:01:33 (3 years ago)
Antoine Martin


  • Ticket #2022, comment 42

    initial v1  
    1 Replying to [comment:41 Antoine Martin]:
    2 > > (3) !ResetVideoRegion (not sure if I need this)
    3 > Not needed.
    4 >
    5 > > When I do this the video region gets stuck forever on x264 unless I disable x264 at startup
    6 > That's what setting a video region does.
    7 >
    8 > > (and x264 is laggy, also not sure if that is a bug). I'm not sure if this is a bug, or if I'm doing something wrong.
    9 > Are you talking about the laggyness?
    10 > What exactly is the symptom? Did you capture {{{xpra info}}}?
    11 >
    12 > Using "video" may trigger some delayed frames with x264. (but not with nvenc - not yet anyway)
    13 > Assuming that you're using the x264 encoder, you may want to only enable vpx and not x264: {{{--video-encoders=vpx}}}.
    14 > Or you can also try to cap the number of delayed frames with x264:
    15 > {{{
    16 > XPRA_X264_MAX_DELAYED_FRAMES=1 xpra start ..
    17 > }}}
    18 >
    19 > Maybe what we need to do is to define a new content-type ("animation" perhaps?) that enables video encoders but without the features that cause delayed frames (b-frames, multiple reference frames) as those are only really useful for true video content (ie: video player or youtube).
    211I'm encountering two unrelated problems: