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hi_mpi_vb_block_copyref
函数功能
调用本接口增加内存块引用计数。预留接口，暂不支持。
函数原型
hi_s32 hi_mpi_vb_block_copyref(hi_vb_blk vb_blk)
参数说明
参数名 |
输入/输出 |
说明 |
|---|---|---|
vb_blk |
输入 |
内存块handle，由hi_mpi_vb_get_block接口返回。 |
返回值说明
- 0：成功
- 非0：失败，参见公共返回码
父主题： 公共接口
