+ ThreadFrame picture = fdst->picture, last_picture = fdst->last_picture;
+ uint8_t (*initial_states[MAX_QUANT_TABLES])[32];
+ struct FFV1Context *slice_context[MAX_SLICES];
+ memcpy(initial_states, fdst->initial_states, sizeof(fdst->initial_states));
+ memcpy(slice_context, fdst->slice_context , sizeof(fdst->slice_context));
+