void *av_realloc(void *ptr, unsigned int size) { #ifdef MEMALIGN_HACK int diff; #endif /* let's disallow possible ambiguous cases */ if(size > INT_MAX) return NULL; #ifdef MEMALIGN_HACK //FIXME this isn't aligned correctly, though it probably isn't needed if(!ptr) return av_malloc(size); diff= ((char*)ptr)[-1]; return realloc(ptr - diff, size + diff) + diff; #else return realloc(ptr, size); #endif }