对单张图片进行处理

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <fcntl.h>
#include <sys/mman.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <signal.h>
#include <semaphore.h>
#include <pthread.h>
#include <math.h>
#include "sample_comm_ive.h"//需要用到的文件和处理过程中的图片
typedef struct hiSAMPLE_IVE_TEST_S
{ IVE_SRC_IMAGE_S stSrc;       //input frameIVE_DST_IMAGE_S stDst;       //output frame FILE* pFpSrc;   //read from pFpSrcFILE* pFpDst;   //write to pFpDst
}SAMPLE_IVE_TEST_S;static SAMPLE_IVE_TEST_S s_stTest;//解除初始化，释放初始化时申请的内存
static HI_VOID SAMPLE_IVE_Test_Uninit(SAMPLE_IVE_TEST_S *pstTest)
{IVE_MMZ_FREE(pstTest->stSrc.au64PhyAddr[0], pstTest->stSrc.au64VirAddr[0]);IVE_MMZ_FREE(pstTest->stDst.au64PhyAddr[0], pstTest->stDst.au64VirAddr[0]);IVE_CLOSE_FILE(pstTest->pFpSrc);IVE_CLOSE_FILE(pstTest->pFpDst);
}//初始化，申请内存
static HI_S32 SAMPLE_IVE_Test_Init(SAMPLE_IVE_TEST_S *pstTest, HI_U32 u32Width, HI_U32 u32Height, HI_CHAR *pchSrcFileName, HI_CHAR *pchDstFileName)
{HI_S32 s32Ret;memset(pstTest, 0, sizeof(SAMPLE_IVE_TEST_S));s32Ret = HI_FAILURE;pstTest->pFpSrc = fopen(pchSrcFileName, "rb");SAMPLE_CHECK_EXPR_GOTO(NULL == pstTest->pFpSrc, TEST_INIT_FAIL, "Error,Open file %s failed!\n", pchSrcFileName);pstTest->pFpDst = fopen(pchDstFileName, "wb");SAMPLE_CHECK_EXPR_GOTO(NULL == pstTest->pFpDst, TEST_INIT_FAIL, "Error,Open file %s failed!\n", pchDstFileName);s32Ret = HI_SUCCESS;    s32Ret = SAMPLE_COMM_IVE_CreateImage(&(pstTest->stSrc), IVE_IMAGE_TYPE_U8C1, u32Width, u32Height);SAMPLE_CHECK_EXPR_GOTO(HI_SUCCESS != s32Ret, TEST_INIT_FAIL, "Error(%#x),Create Src image failed!\n", s32Ret);s32Ret = SAMPLE_COMM_IVE_CreateImage(&(pstTest->stDst), IVE_IMAGE_TYPE_U8C1, u32Width, u32Height);SAMPLE_CHECK_EXPR_GOTO(HI_SUCCESS != s32Ret, TEST_INIT_FAIL, "Error(%#x),Create Dst image failed!\n", s32Ret); TEST_INIT_FAIL:if (HI_SUCCESS != s32Ret){SAMPLE_IVE_Test_Uninit(pstTest);}return s32Ret;
}//以LBP举例，里面的具体参数的设置需要参考《 HI_IVE参考.pdf 》
static HI_S32 SAMPLE_IVE_Lbp(IVE_SRC_IMAGE_S *pstSrc, IVE_DST_IMAGE_S *pstDst)
{HI_S32 s32Ret;IVE_HANDLE IveHandle;    IVE_LBP_CTRL_S stCtrl;memset(&stCtrl,0,sizeof(IVE_LBP_CTRL_S));stCtrl.enMode = IVE_LBP_CMP_MODE_ABS;
//  stCtrl.enMode =IVE_LBP_CMP_MODE_NORMAL;stCtrl.un8BitThr.s8Val = 10;s32Ret = HI_MPI_IVE_LBP(&IveHandle, pstSrc, pstDst, &stCtrl, HI_FALSE);SAMPLE_CHECK_EXPR_RET(HI_SUCCESS != s32Ret,s32Ret,"Error(%#x),HI_MPI_IVE_Lbp failed!\n",s32Ret);return s32Ret;
}//主要处理过程的函数
static HI_S32 SAMPLE_IVE_TestProc(SAMPLE_IVE_TEST_S *pstTest)
{HI_S32 s32Ret = HI_SUCCESS;//读文件到图片格式中s32Ret = SAMPLE_COMM_IVE_ReadFile(&pstTest->stSrc, pstTest->pFpSrc);SAMPLE_CHECK_EXPR_RET(HI_SUCCESS != s32Ret,s32Ret,"Error(%#x),Read src1 file failed!\n",s32Ret);//做IVE处理s32Ret = SAMPLE_IVE_Lbp(&pstLbp->stSrc, &pstLbp->stDst);SAMPLE_CHECK_EXPR_RET(HI_SUCCESS != s32Ret,s32Ret,"Error(%#x),SAMPLE_IVE_Lbp failed!\n",s32Ret);//把处理完的结果写到文件中s32Ret = SAMPLE_COMM_IVE_WriteFile(&pstTest->stDst, pstTest->pFpDst);SAMPLE_CHECK_EXPR_RET(HI_SUCCESS != s32Ret,s32Ret,"Error(%#x),write file failed!\n",s32Ret);return s32Ret;
}HI_VOID SAMPLE_IVE_Test(HI_VOID)
{HI_S32 s32Ret = HI_SUCCESS;//图片格式信息和文件信息HI_U32 u32Width  = 1920;HI_U32 u32Height = 1080;HI_CHAR pchSrcFileName[500];HI_CHAR pchDstFileName[500];snprintf(pchSrcFileName, sizeof(pchSrcFileName), "./data/input/test/1920x1080.yuv");snprintf(pchDstFileName, sizeof(pchDstFileName), "./data/output/test/test.yuv");//初始化内存memset(&s_stTest,0,sizeof(s_stTest));//开启 MPISAMPLE_COMM_IVE_CheckIveMpiInit();//初始化s32Ret = SAMPLE_IVE_Test_Init(&s_stTest, u32Width, u32Height, pchSrcFileName, pchDstFileName);SAMPLE_CHECK_EXPR_GOTO(HI_SUCCESS != s32Ret, TEST_FAIL, "Error(%#x),SAMPLE_IVE_Test_Init failed!\n", s32Ret);//处理s32Ret = SAMPLE_IVE_TestProc(&s_stTest);if (HI_SUCCESS == s32Ret){SAMPLE_PRT("Process success!\n");}//解除初始化SAMPLE_IVE_Test_Uninit(&s_stTest);memset(&s_stTest,0,sizeof(s_stTest));    TEST_FAIL:SAMPLE_COMM_IVE_IveMpiExit();
}

对单个视频进行处理

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <fcntl.h>
#include <sys/mman.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <signal.h>
#include <semaphore.h>
#include <pthread.h>
#include <sys/prctl.h>
#include "sample_comm_ive.h"#define SAMPLE_IVE_SFD_IMAGE_NUM 2typedef struct hiSAMPLE_IVE_SFD_S
{IVE_SRC_IMAGE_S astSrc[SAMPLE_IVE_SFD_IMAGE_NUM];   //input frameIVE_DST_IMAGE_S stDst;  //output frameFILE* pFpSrc;   //read from pFpSrcFILE* pFpDst;   //write to pFpDst
}SAMPLE_IVE_SFD_S;
static SAMPLE_IVE_SFD_S s_stSfd;static HI_VOID SAMPLE_IVE_Sfd_Uninit(SAMPLE_IVE_SFD_S *pstSfd)
{HI_U16 i;for (i = 0; i < 2; i++){IVE_MMZ_FREE(pstSfd->astSrc[i].au64PhyAddr[0], pstSfd->astSrc[i].au64VirAddr[0]);}IVE_MMZ_FREE(pstSfd->stDst.au64PhyAddr[0], pstSfd->stDst.au64VirAddr[0]);IVE_CLOSE_FILE(pstSfd->pFpSrc);IVE_CLOSE_FILE(pstSfd->pFpDst);
}static HI_S32 SAMPLE_IVE_Sfd_Init(SAMPLE_IVE_SFD_S *pstSfd, HI_U32 u32Width, HI_U32 u32Height, HI_CHAR *pchSrcFileName, HI_CHAR *pchDstFileName)
{HI_S32 s32Ret = HI_SUCCESS;HI_U16 i;memset(pstSfd, 0, sizeof(SAMPLE_IVE_SFD_S));for (i = 0; i < 2; i++){s32Ret = SAMPLE_COMM_IVE_CreateImage(&(pstSfd->astSrc[i]), IVE_IMAGE_TYPE_U8C1, u32Width, u32Height);SAMPLE_CHECK_EXPR_GOTO(HI_SUCCESS != s32Ret, SFD_INIT_FAIL, "Error(%#x),Create src[%d] image failed!\n", s32Ret, i);}s32Ret = SAMPLE_COMM_IVE_CreateImage(&(pstSfd->stDst), IVE_IMAGE_TYPE_U8C1, u32Width, u32Height);SAMPLE_CHECK_EXPR_GOTO(HI_SUCCESS != s32Ret, SFD_INIT_FAIL, "Error(%#x),Create stDst image failed!\n", s32Ret); s32Ret = HI_FAILURE;pstSfd->pFpSrc = fopen(pchSrcFileName, "rb");SAMPLE_CHECK_EXPR_GOTO(NULL == pstSfd->pFpSrc, SFD_INIT_FAIL, "Error,Open file %s failed!\n", pchSrcFileName);pstSfd->pFpDst = fopen(pchDstFileName, "wb");SAMPLE_CHECK_EXPR_GOTO(NULL == pstSfd->pFpDst, SFD_INIT_FAIL, "Error,Open file %s failed!\n", pchDstFileName);s32Ret = HI_SUCCESS;    SFD_INIT_FAIL:if (HI_SUCCESS != s32Ret){SAMPLE_IVE_Sfd_Uninit(pstSfd);}return s32Ret;
}//以LBP举例，里面的具体参数的设置需要参考《 HI_IVE参考.pdf 》
static HI_S32 SAMPLE_IVE_Lbp(IVE_SRC_IMAGE_S *pstSrc, IVE_DST_IMAGE_S *pstDst)
{HI_S32 s32Ret;IVE_HANDLE IveHandle;    IVE_LBP_CTRL_S stCtrl;memset(&stCtrl,0,sizeof(IVE_LBP_CTRL_S));stCtrl.enMode = IVE_LBP_CMP_MODE_ABS;
//  stCtrl.enMode =IVE_LBP_CMP_MODE_NORMAL;stCtrl.un8BitThr.s8Val = 10;s32Ret = HI_MPI_IVE_LBP(&IveHandle, pstSrc, pstDst, &stCtrl, HI_FALSE);SAMPLE_CHECK_EXPR_RET(HI_SUCCESS != s32Ret,s32Ret,"Error(%#x),HI_MPI_IVE_Lbp failed!\n",s32Ret);return s32Ret;
}static HI_S32 SAMPLE_IVE_SfdProc(SAMPLE_IVE_SFD_S *pstSfd)
{HI_S32 s32Ret = HI_SUCCESS;HI_U32 u32FrmNum;HI_S32 s32CurIdx = 0;HI_U32 u32TotalFrm = 200;for (u32FrmNum = 1; u32FrmNum < u32TotalFrm; u32FrmNum++){SAMPLE_PRT("Proc Frame %d/%d\n",u32FrmNum,u32TotalFrm);s32Ret = SAMPLE_COMM_IVE_ReadFile(&(pstSfd->astSrc[s32CurIdx]), pstSfd->pFpSrc);SAMPLE_CHECK_EXPR_RET(HI_SUCCESS != s32Ret,s32Ret,"Error(%#x),Read src1 file failed!\n",s32Ret);//做IVE处理s32Ret = SAMPLE_IVE_Lbp(&pstLbp->stSrc, &pstLbp->stDst);SAMPLE_CHECK_EXPR_RET(HI_SUCCESS != s32Ret,s32Ret,"Error(%#x),SAMPLE_IVE_Lbp failed!\n",s32Ret);s32Ret = SAMPLE_COMM_IVE_WriteFile(&pstSfd->stDst, pstSfd->pFpDst);s32CurIdx = 1 - s32CurIdx; //change cur image to last image}return s32Ret;
}HI_VOID SAMPLE_IVE_Sfd(HI_VOID)
{HI_S32 s32Ret = HI_SUCCESS;HI_U32 u32Width  = 1280;HI_U32 u32Height = 720;HI_CHAR pchSrcFileName[IVE_FILE_NAME_LEN];HI_CHAR pchDstFileName[IVE_FILE_NAME_LEN];snprintf(pchSrcFileName, sizeof(pchSrcFileName), "./data/input/sfd/1280x720.yuv");snprintf(pchDstFileName, sizeof(pchDstFileName), "./data/output/sfd/sfd.yuv");memset(&s_stSfd,0,sizeof(s_stSfd));SAMPLE_COMM_IVE_CheckIveMpiInit();s32Ret = SAMPLE_IVE_Sfd_Init(&s_stSfd, u32Width, u32Height, pchSrcFileName, pchDstFileName);SAMPLE_CHECK_EXPR_GOTO(HI_SUCCESS != s32Ret, SFD_FAIL, "Error(%#x),SAMPLE_IVE_Sfd_Init failed!\n", s32Ret);s32Ret = SAMPLE_IVE_SfdProc(&s_stSfd);if (HI_SUCCESS == s32Ret){SAMPLE_PRT("Process success!\n");}SAMPLE_IVE_Sfd_Uninit(&s_stSfd);memset(&s_stSfd,0,sizeof(s_stSfd));    SFD_FAIL:SAMPLE_COMM_IVE_IveMpiExit();
}

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海思IVE使用模板总结（FILE-＞IVE-＞FILE）

文章目录

对单张图片进行处理

对单个视频进行处理

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