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Diffstat (limited to 'DOCS/man/options.rst')
-rw-r--r-- | DOCS/man/options.rst | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/DOCS/man/options.rst b/DOCS/man/options.rst index 8d916ea849..c2180fd7e7 100644 --- a/DOCS/man/options.rst +++ b/DOCS/man/options.rst @@ -679,6 +679,26 @@ Video ``--vo=vdpau`` has its own code for the ``vo`` framedrop mode. Slight differences to other VOs are possible. +``--video-latency-hacks=<yes|no>`` + Enable some things which tend to reduce video latency by 1 or 2 frames + (default: no). Note that this option might be removed without notice once + the player's timing code does not inherently need to do these things + anymore. + + This does: + + - Use the demuxer reported FPS for frame dropping. This avoids that the + player needs to decode 1 frame in advance, lowering total latency in + effect. This also means that if the demuxer reported FPS is wrong, or + the video filter chain changes FPS (e.g. deinterlacing), then it could + drop too many or not enough frames. + - Disable waiting for the first video frame. Normally the player waits for + the first video frame to be fully rendered before starting playback + properly. Some VOs will lazily initialize stuff when rendering the first + frame, so if this is not done, there is some likeliness that the VO has + to drop some frames if rendering the first frame takes longer than needed. + + ``--display-fps=<fps>`` Set the display FPS used with the ``--video-sync=display-*`` modes. By default, a detected value is used. Keep in mind that setting an incorrect |