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ShareMemoryRemote

android share memory in muti process

ShareMemory android v1.0 ###具体实现:

通过binder把MemoryFile的ParcelFileDescriptor 传到Service; 在服务端通过ParcelFileDescriptor 读取共享内存数据;

###解决问题

binder 限制(binder的android上的限制1M,而且是被多个进程共享的); binder 在android进程中经过一次内存copy,内存共享通过mmap,0次copy效率更高;

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