On Mon, 2011-08-15 at 15:57 +0800, hank peng wrote: > 2011/8/15 Xiang, Haihao <[email protected]>: > > On Sat, 2011-08-13 at 23:28 +0800, hank peng wrote: > >> Hi, all: > >> I noticed that the dri_bo of a object surface is allocated using > >> drm_intel_bo_alloc_tiled function which returned USWC buffer, can I > >> use drm_intel_bo_alloc_for_render instead and then dri_bo_map to get > >> real decoded data back? > > > > No > > > > you mean we should call drm_intel_bo_alloc_tiled with I915_TILING_Y? > If I call drm_intel_bo_alloc_tiled with I915_TILING_NONE, and then > dri_bo_map, I will not get the right decoded data? Yes if your machine is SandyBridge.
> >> > >> > > > > > > > > > _______________________________________________ Libva mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/libva
