public Host1xContext(GpuContext gpu, long pid) { MemoryAllocator = new NvMemoryAllocator(); Host1x = new Host1xDevice(gpu.Synchronization); Smmu = gpu.CreateMemoryManager(pid); var nvdec = new NvdecDevice(Smmu); var vic = new VicDevice(Smmu); Host1x.RegisterDevice(ClassId.Nvdec, nvdec); Host1x.RegisterDevice(ClassId.Vic, vic); nvdec.FrameDecoded += (FrameDecodedEventArgs e) => { // FIXME: // Figure out what is causing frame ordering issues on H264. // For now this is needed as workaround. if (e.CodecId == CodecId.H264) { vic.SetSurfaceOverride(e.LumaOffset, e.ChromaOffset, 0); } else { vic.DisableSurfaceOverride(); } }; }