diff --git a/src/hwaccel.c b/src/hwaccel.c
index a57e149d0..b9792cff6 100644
--- a/src/hwaccel.c
+++ b/src/hwaccel.c
@@ -143,3 +143,29 @@ hw_vdpau_frame *hw_vdpau_frame_from_avframe(hw_vdpau_frame *dst, const AVFrame *
 
         return dst;
 }
+
+void vdp_funcs_init(vdp_funcs *f){
+        memset(f, 0, sizeof(vdp_funcs));
+}
+
+static void load_func(void **f, VdpFuncId f_id, VdpDevice dev, VdpGetProcAddress *get_proc_address){
+        VdpStatus st;
+
+        st = get_proc_address(dev, f_id, f);
+
+        if(st != VDP_STATUS_OK){
+                error_msg("Error loading vdpau function id: %u\n", f_id);
+        }
+}
+
+void vdp_funcs_load(vdp_funcs *f, VdpDevice device, VdpGetProcAddress *get_proc_address){
+#define LOAD(f_point, f_id) (load_func((void **) (f_point), (f_id), device, get_proc_address))
+        LOAD(&f->videoSurfaceGetParameters, VDP_FUNC_ID_VIDEO_SURFACE_GET_PARAMETERS);
+        LOAD(&f->videoMixerCreate, VDP_FUNC_ID_VIDEO_MIXER_CREATE);
+        LOAD(&f->videoMixerDestroy, VDP_FUNC_ID_VIDEO_MIXER_DESTROY);
+        LOAD(&f->videoMixerRender, VDP_FUNC_ID_VIDEO_MIXER_RENDER);
+        LOAD(&f->outputSurfaceCreate, VDP_FUNC_ID_OUTPUT_SURFACE_CREATE);
+        LOAD(&f->outputSurfaceDestroy, VDP_FUNC_ID_OUTPUT_SURFACE_DESTROY);
+        LOAD(&f->outputSurfaceGetParameters, VDP_FUNC_ID_OUTPUT_SURFACE_GET_PARAMETERS);
+        LOAD(&f->getErrorString, VDP_FUNC_ID_GET_ERROR_STRING);
+}
diff --git a/src/hwaccel.h b/src/hwaccel.h
index 58ed37b4b..faa052861 100644
--- a/src/hwaccel.h
+++ b/src/hwaccel.h
@@ -85,6 +85,16 @@ void *hw_vdpau_frame_data_cpy(void *dst, const void *src, size_t n);
 
 hw_vdpau_frame *hw_vdpau_frame_from_avframe(hw_vdpau_frame *dst, const AVFrame *src);
 
+typedef struct vdp_funcs{
+        VdpVideoSurfaceGetParameters *videoSurfaceGetParameters;
+        VdpVideoMixerCreate *videoMixerCreate;
+        VdpVideoMixerDestroy *videoMixerDestroy;
+        VdpVideoMixerRender *videoMixerRender;;
+} vdp_funcs;
+
+void vdp_funcs_init(vdp_funcs *);
+void vdp_funcs_load(vdp_funcs *, VdpDevice, VdpGetProcAddress *);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/src/video_display/gl.cpp b/src/video_display/gl.cpp
index 1bf319258..954c5d260 100644
--- a/src/video_display/gl.cpp
+++ b/src/video_display/gl.cpp
@@ -213,6 +213,8 @@ struct state_vdpau {
         void uninitInterop();
         void uninit();
 
+        vdp_funcs funcs;
+
 };
 
 struct state_gl {
@@ -1183,6 +1185,11 @@ static void gl_render_vdpau(struct state_gl *s, char *data)
 
         s->vdp.checkInterop(frame->hwctx.device, frame->hwctx.get_proc_address);
 
+        uint32_t width, height;
+        VdpChromaType ct;
+        VdpStatus st = s->vdp.funcs.videoSurfaceGetParameters(frame->surface, &ct, &width, &height);
+        printf("width: %u height: %u\n", width, height);
+
         s->vdp.VDPAUUnregisterSurfaceNV(s->vdp.surf);
 
         s->vdp.surf = s->vdp.VDPAURegisterVideoSurfaceNV((void *) frame->surface,
@@ -1214,6 +1221,8 @@ void state_vdpau::initInterop(VdpDevice device, VdpGetProcAddress *get_proc_addr
         VDPAUInitNV((void *) device, (void *) get_proc_address);
         this->device = device;
         this->get_proc_address = get_proc_address;
+
+        vdp_funcs_load(&funcs, device, get_proc_address);
         interopInitialized = true;
 }
 
@@ -1236,6 +1245,7 @@ bool state_vdpau::init(){
         glGenTextures(4, textures);
         hw_vdpau_frame_init(&lastFrame);
 
+
         return true;
 }