diff --git a/source/hwapi/base.hpp b/source/hwapi/base.hpp
index 36f9fe9..9a3d924 100644
--- a/source/hwapi/base.hpp
+++ b/source/hwapi/base.hpp
@@ -55,8 +55,13 @@ namespace obsffmpeg {
 			public:
 			virtual AVBufferRef* create_device_context() = 0;
 
+			virtual std::shared_ptr<AVFrame> allocate_frame(AVBufferRef* frames) = 0;
+
+			virtual void copy_from_obs(AVBufferRef* frames, uint32_t handle, uint64_t lock_key,
+			                           uint64_t* next_lock_key, std::shared_ptr<AVFrame> frame) = 0;
+
 			virtual std::shared_ptr<AVFrame> avframe_from_obs(AVBufferRef* frames, uint32_t handle, uint64_t lock_key,
-			                              uint64_t* next_lock_key) = 0;
+			                                                  uint64_t* next_lock_key) = 0;
 		};
 	} // namespace hwapi
 } // namespace obsffmpeg