On Tue, Jan 8, 2013 at 5:00 AM, Andreas Boll <andreas.boll....@gmail.com> wrote: > From: Arvind R <arvin...@gmail.com> > > applications cannot load libXvMC.so due to nv30_screen_create being undefined. > This patch fixes that. And MPlayer successfully uses XvMC for > video-out on GeForce 9400GT > > Log: > vo_xvmc: Using Xv Adaptor #0 (Nouveau GeForce 8/9 Textured Video) > vo_xvmc: Port 63 grabed > vo_xvmc: Allocated Direct Context > vo_xvmc: data_blocks allocated > vo_xvmc: mv_blocks allocated > vo_xvmc: Motion Compensation context allocated - 8 surfaces > vo_xvmc: idct=1 unsigned_intra=0 > vo_xvmc: looking for OSD support > Subpicture id 0x34344149 > vo_xvmc: OSD support by backend rendering (fast) > vo_xvmc: Please send feedback to confirm that it works,otherwise send > bugreport > [VD_FFMPEG] XVMC-accelerated MPEG-2. > > vo_xvmc: OSD support by backend rendering (fast) > vo_xvmc: Please send feedback to confirm that it works,otherwise send > bugreport > [VD_FFMPEG] XVMC-accelerated MPEG-2. > > NOTE: This is a candidate for the 9.0 branch. > > Signed-off-by: Arvind R. <arvin...@gmail.com> > Signed-off-by: Andreas Boll <andreas.boll....@gmail.com> > --- > > Patch found on > http://lists.mplayerhq.hu/pipermail/mplayer-dev-eng/2012-December/071265.html > > src/gallium/targets/xvmc-nouveau/Makefile | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/src/gallium/targets/xvmc-nouveau/Makefile > b/src/gallium/targets/xvmc-nouveau/Makefile > index f81f409..c9525a4 100644 > --- a/src/gallium/targets/xvmc-nouveau/Makefile > +++ b/src/gallium/targets/xvmc-nouveau/Makefile > @@ -5,6 +5,7 @@ LIBBASENAME = XvMCnouveau > > PIPE_DRIVERS = \ > $(TOP)/src/gallium/winsys/nouveau/drm/libnouveaudrm.a \ > + $(TOP)/src/gallium/drivers/nv30/libnv30.a \ > $(TOP)/src/gallium/drivers/nv50/libnv50.a \ > $(TOP)/src/gallium/drivers/nvc0/libnvc0.a \ > $(TOP)/src/gallium/drivers/nouveau/libnouveau.a \ > -- > 1.7.10.4
Does it actually work on nv30 though? :) I ran into this and asked on IRC a few months ago. Attached is the conversation. Since libnv30 includes support for nv40, I guess it should be included in the build. Maybe something more needs to be done to disable nv30 support though?
16:42 < mattst88> | calim: we don't link in libnv30 into the xvmc-nouveau build. oversight, or a reason why? 16:43 --> | Dandel [~Dandel@unaffiliated/dandel] has joined #dri-devel 16:43 < marcheu> | nv30 doesn't work with it 16:45 <-- | pbor [~paolo@89.202.223.30] has quit (Ping timeout: 246 seconds) 16:45 < mattst88> | okay, thanks 16:49 < calim> | ah, I think it did 16:50 < marcheu> | didn't nv30 lack signed textures or something for it? 16:50 < calim> | iirc I even tested it on my (now dead) nv43 but I'm not sure 16:50 < marcheu> | yeah nv40 will work 16:50 < marcheu> | nv30 I don't think 16:50 < calim> | that's hw decoding 16:50 < calim> | *dedicated 16:51 <-- | Droste [~dro...@p4fe0f6b7.dip.t-dialin.net] has quit (Quit: Leaving.) 16:51 < marcheu> | ah the dedicated parts 16:51 < calim> | ah right, still need to do some shadery stuff though 16:52 < marcheu> | well probably ymanton0 would know 16:52 < calim> | anyway, libnv30 includes nv40 16:52 < marcheu> | yeah nv40 I think will work 16:53 < calim> | but looks like it's not hooked up; not sure what happened there 16:53 < calim> | maybe darktama forgot about it when merging s/nvfx/nv30 16:54 < calim> | so, doesn't make sense to add it to the build 17:11 < ymanton> | calim, you're asking about hw or shader decode for nv30? 17:13 < mattst88> | ymanton: whatever would be used by the xvmc st 17:14 < ymanton> | xvmc st uses whatever the driver uses under the cover 17:18 < ymanton> | shader decode wont work on <nv50 anymore because christian koenig changed it to use stuff like control flow, r16g16, etc. 17:20 < marcheu> | ah ok, that explains it then 17:20 < ymanton> | doubt hw decode works, since nv30 doesnt support non-swizzled src tex 17:20 < calim> | so it'll probably just work on nv40; the code doesn't check for that though 17:21 < calim> | shader decode is pointless imo 17:23 < calim> | and even hw decode apparently isn't that popular among devs or someone would have implemented some of the modern stuff on nv50+ by now 17:25 < calim> | well, mpeg4 decode was working with blob fw, but at that point it's just getting tedious and non-rewarding
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