求助，结构体数组的内存拷贝问题

Question

如题所述

Answer 1

#pragma pack(push)
#pragma pack(1) //设定内存一个字节对齐

struct PCM_Alaw
｛
unsigned char left;
unsigned char right;
｝
#pragma pack(pop)

PCM_Alaw alaw[1400];

unsigned char buf[2800];
memset(buf,2,2800 * sizeof(char));

memcpy(&alaw,buf,1400 * sizeof(PCM_Alaw));