From a37c81017320997dc7bcf8d290b31851c4b19bb5 Mon Sep 17 00:00:00 2001 From: wm4 Date: Wed, 23 Oct 2013 17:50:49 +0200 Subject: vo_opengl: don't enable PBOs with opengl-hq The speed advantages are marginal (at least with the way it's currently used), and it might actually be slower on some drivers, like Mesa. --- DOCS/man/en/vo.rst | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'DOCS') diff --git a/DOCS/man/en/vo.rst b/DOCS/man/en/vo.rst index 27141982c0..4590ec33f2 100644 --- a/DOCS/man/en/vo.rst +++ b/DOCS/man/en/vo.rst @@ -320,8 +320,10 @@ Available video output drivers are: slightly different gamma. ``pbo`` - Enable use of PBOs. This is faster, but can sometimes lead to sporadic - and temporary image corruption. + Enable use of PBOs. This is slightly faster, but can sometimes lead to + sporadic and temporary image corruption (in theory, because reupload + is not retried when it fails), and perhaps actually triggers slower + paths with drivers that don't support PBOs properly. ``dither-depth=`` Set dither target depth to N. Default: no. @@ -478,7 +480,7 @@ Available video output drivers are: This is equivalent to:: - --vo=opengl:lscale=lanczos2:dither-depth=auto:pbo:fbo-format=rgb16 + --vo=opengl:lscale=lanczos2:dither-depth=auto:fbo-format=rgb16 Note that some cheaper LCDs do dithering that gravely interferes with ``opengl``'s dithering. Disabling dithering with ``dither-depth=no`` helps. -- cgit v1.2.3