pthread_create(&gs_VencPid, 0, <br> SAMPLE_COMM_VENC_GetVencStreamProc, <br> (HI_VOID*)&gs_stPara)
HI_MPI_VENC_GetFd<br>
获取编码通道对应的设备文件句柄
HI_MPI_VENC_GetStreamBufInfo<br>
获取码流 buffer 的物理地址和大小
s32Ret = select(maxfd + 1, &read_fds, NULL, NULL, &TimeoutVal);<br>
HI_MPI_VENC_QueryStatus<br>
查询编码通道状态
HI_MPI_VENC_GetStream<br>
获取编码的码流
HI_MPI_VENC_ReleaseStream<br>
释放码流缓存
