Free a memory block which has been allocated with a function of av_malloc()
or av_realloc() family.
@param ptr Pointer to the memory block which should be freed.
@note ptr = NULL is explicitly allowed.
@note It is recommended that you use av_freep() instead, to prevent leaving
behind dangling pointers.
@see av_freep()
Free a memory block which has been allocated with a function of av_malloc() or av_realloc() family.
@param ptr Pointer to the memory block which should be freed.
@note ptr = NULL is explicitly allowed. @note It is recommended that you use av_freep() instead, to prevent leaving behind dangling pointers. @see av_freep()