On Thu, 26 Feb 2009, Carl Eugen Hoyos wrote: > The reason I ask is that NVIDIA suggests attached patch to make sure that > vdpau gets the correct value for h264.is_reference. Why not use nal_ref_idc != 0 ? This is what I use with the new HWAccel infrastructure and it works for me. Would you have a sample that failed? Thanks, Gwenole.