void swf_Relocate(SWF*swf, char*bitmap); // bitmap is 65536 bytes, bitmap[a]==0 means id a is free
void swf_RelocateDepth(SWF*swf, char*bitmap); // bitmap is 65536 bytes, bitmap[d]==0 means depth d is free
void swf_Relocate(SWF*swf, char*bitmap); // bitmap is 65536 bytes, bitmap[a]==0 means id a is free
void swf_RelocateDepth(SWF*swf, char*bitmap); // bitmap is 65536 bytes, bitmap[d]==0 means depth d is free