main
SAMPLE_VENC_1080P_CLASSIC
SAMPLE_COMM_VI_GetSizeBySensor //step 1: init sys variable
SAMPLE_COMM_SYS_CalcPicVbBlkSize
SAMPLE_COMM_SYS_GetPicSize
SAMPLE_COMM_SYS_Init //step 2: mpp system init.
HI_MPI_SYS_Exit();
HI_MPI_VB_Exit();
HI_MPI_VB_SetConf
HI_MPI_VB_Init
HI_MPI_SYS_SetConf
HI_MPI_SYS_Init
SAMPLE_COMM_VI_StartVi //step 3: start vi dev & chn to capture
IsSensorInput (判断是否传统还是现在的sensor)
SAMPLE_COMM_VI_StartIspAndVi ()
SAMPLE_COMM_VI_StartMIPI （step 1: mipi configure）
SAMPLE_COMM_VI_SetMipiAttr 操作sensor，对sensor做必要的初始化
open("/dev/hi_mipi", O_RDWR)
ioctl(fd, HI_MIPI_SET_DEV_ATTR, pstcomboDevAttr)
SAMPLE_COMM_ISP_Init （step 2:） ISP：对图像（自动曝光之类）处理，一般外面加了处理芯片，所以一般不用3518E内部的ISP，所以一般关闭
sensor_register_callback 在Sensor驱动里面能找到，注册sensor的回调
HI_MPI_AE_Register 海思的API，注册ISP单元AE，用来自动曝光
HI_MPI_AWB_Register 自动白平衡
HI_MPI_AF_Register 自动对焦
HI_MPI_ISP_MemInit 对ISP分配必要的内存
HI_MPI_ISP_SetWDRMode 设置宽动态模式
HI_MPI_ISP_SetPubAttr 写入ISP单元内部，将来ISP会根据设的参数处理图像
HI_MPI_ISP_Init ISP系统初始化
SAMPLE_COMM_ISP_Run （step 3: run isp thread ）ISP跑起来，HI3518E内部的ISP单元隶属于VI模块的
pthread_create(&gs_IspPid, &attr, (void* (*)(void*))Test_ISP_Run, NULL)
Test_ISP_Run
HI_MPI_ISP_Run
SAMPLE_COMM_VI_StartDev （step 4 : config & start vicap dev）
HI_MPI_VI_SetDevAttr 真正写入硬件单元生效
HI_MPI_ISP_GetWDRMode
HI_MPI_VI_SetWDRAttr
HI_MPI_VI_Ena bleDev Dev打开
SAMPLE_COMM_VI_StartChn （Step 5: config & start vicap chn (max 1)）
HI_MPI_VI_SetChnAttr 设置Chn通道
HI_MPI_VI_SetRotate
HI_MPI_VI_EnableChn
SAMPLE_COMM_ISP_Stop
HI_MPI_ISP_Exit
HI_MPI_AF_UnRegister
HI_MPI_AWB_UnRegister
HI_MPI_AE_UnRegister
sensor_unregister_callback
SAMPLE_COMM_SYS_GetPicSize //step 4: start vpss and vi bind vpss
HI_MPI_VPSS_CreateGrp
HI_MPI_VPSS_GetNRParam
HI_MPI_VPSS_SetNRParam
HI_MPI_VPSS_StartGrp
SAMPLE_COMM_VPSS_StartGroup
SAMPLE_COMM_VI_BindVpss
SAMPLE_COMM_VI_Mode2Param
HI_MPI_SYS_Bind
SAMPLE_COMM_VPSS_EnableChn
HI_MPI_VPSS_SetChnAttr
HI_MPI_VPSS_SetExtChnAttr
HI_MPI_VPSS_SetChnMode
HI_MPI_VPSS_EnableChn
SAMPLE_COMM_VENC_Start //step 5: start stream venc
SAMPLE_COMM_VENC_BindVpss
SAMPLE_COMM_VENC_StartGetStream //step 6: stream venc process -- get stream, then save it to file.
SAMPLE_COMM_VENC_StopGetStream //step 7: exit process
SAMPLE_VENC_1080P_CLASSIC
SAMPLE_COMM_VI_GetSizeBySensor //step 1: init sys variable
SAMPLE_COMM_SYS_CalcPicVbBlkSize
SAMPLE_COMM_SYS_GetPicSize
SAMPLE_COMM_SYS_Init //step 2: mpp system init.
HI_MPI_SYS_Exit();
HI_MPI_VB_Exit();
HI_MPI_VB_SetConf
HI_MPI_VB_Init
HI_MPI_SYS_SetConf
HI_MPI_SYS_Init
SAMPLE_COMM_VI_StartVi //step 3: start vi dev & chn to capture
IsSensorInput (判断是否传统还是现在的sensor)
SAMPLE_COMM_VI_StartIspAndVi ()
SAMPLE_COMM_VI_StartMIPI （step 1: mipi configure）
SAMPLE_COMM_VI_SetMipiAttr 操作sensor，对sensor做必要的初始化
open("/dev/hi_mipi", O_RDWR)
ioctl(fd, HI_MIPI_SET_DEV_ATTR, pstcomboDevAttr)
SAMPLE_COMM_ISP_Init （step 2:） ISP：对图像（自动曝光之类）处理，一般外面加了处理芯片，所以一般不用3518E内部的ISP，所以一般关闭
sensor_register_callback 在Sensor驱动里面能找到，注册sensor的回调
HI_MPI_AE_Register 海思的API，注册ISP单元AE，用来自动曝光
HI_MPI_AWB_Register 自动白平衡
HI_MPI_AF_Register 自动对焦
HI_MPI_ISP_MemInit 对ISP分配必要的内存
HI_MPI_ISP_SetWDRMode 设置宽动态模式
HI_MPI_ISP_SetPubAttr 写入ISP单元内部，将来ISP会根据设的参数处理图像
HI_MPI_ISP_Init ISP系统初始化
SAMPLE_COMM_ISP_Run （step 3: run isp thread ）ISP跑起来，HI3518E内部的ISP单元隶属于VI模块的
pthread_create(&gs_IspPid, &attr, (void* (*)(void*))Test_ISP_Run, NULL)
Test_ISP_Run
HI_MPI_ISP_Run
SAMPLE_COMM_VI_StartDev （step 4 : config & start vicap dev）
HI_MPI_VI_SetDevAttr 真正写入硬件单元生效
HI_MPI_ISP_GetWDRMode
HI_MPI_VI_SetWDRAttr
HI_MPI_VI_Ena bleDev Dev打开
SAMPLE_COMM_VI_StartChn （Step 5: config & start vicap chn (max 1)）
HI_MPI_VI_SetChnAttr 设置Chn通道
HI_MPI_VI_SetRotate
HI_MPI_VI_EnableChn
SAMPLE_COMM_ISP_Stop
HI_MPI_ISP_Exit
HI_MPI_AF_UnRegister
HI_MPI_AWB_UnRegister
HI_MPI_AE_UnRegister
sensor_unregister_callback
SAMPLE_COMM_SYS_GetPicSize //step 4: start vpss and vi bind vpss
HI_MPI_VPSS_CreateGrp
HI_MPI_VPSS_GetNRParam
HI_MPI_VPSS_SetNRParam
HI_MPI_VPSS_StartGrp
SAMPLE_COMM_VPSS_StartGroup
SAMPLE_COMM_VI_BindVpss
SAMPLE_COMM_VI_Mode2Param
HI_MPI_SYS_Bind
SAMPLE_COMM_VPSS_EnableChn
HI_MPI_VPSS_SetChnAttr
HI_MPI_VPSS_SetExtChnAttr
HI_MPI_VPSS_SetChnMode
HI_MPI_VPSS_EnableChn
SAMPLE_COMM_VENC_Start //step 5: start stream venc
SAMPLE_COMM_VENC_BindVpss
SAMPLE_COMM_VENC_StartGetStream //step 6: stream venc process -- get stream, then save it to file.
SAMPLE_COMM_VENC_StopGetStream //step 7: exit process