diff --git a/server/dl_lib/libkvm.so b/server/dl_lib/libkvm.so
index a3a89bb..bde4c2c 100644
Binary files a/server/dl_lib/libkvm.so and b/server/dl_lib/libkvm.so differ
diff --git a/server/dl_lib/libkvm_mmf.so b/server/dl_lib/libkvm_mmf.so
index fc56b31..b192200 100644
Binary files a/server/dl_lib/libkvm_mmf.so and b/server/dl_lib/libkvm_mmf.so differ
diff --git a/support/sg2002/additional/kvm/src/kvm_vision.cpp b/support/sg2002/additional/kvm/src/kvm_vision.cpp
index 8e260f3..86af38a 100644
--- a/support/sg2002/additional/kvm/src/kvm_vision.cpp
+++ b/support/sg2002/additional/kvm/src/kvm_vision.cpp
@@ -216,54 +216,58 @@ void write_res_to_file(uint16_t _width, uint16_t _height)
  */
 uint8_t get_vi_state()
 {
-	char VI_State[10]={0};
-	char cmd[100] = "cat /proc/cvitek/vi_dbg | grep -A 17 VIDevFPS | awk '{print $3}'";
-	uint8_t FPS[2];
-	uint8_t VIWHGTLSCnt[4];
-	FILE* fp = popen( cmd, "r" );
-    uint8_t ret = 0;
+	FILE *fp = fopen("/proc/cvitek/vi_dbg", "r");
+	if (fp == NULL) {
+		return 0;
+	}
 
-	if (fgets(VI_State, sizeof(VI_State), fp) != NULL){
-		FPS[0] = atoi(VI_State);
-		// debug("VIDevFPS = %d\n", FPS[0]);
-	} else {
-		pclose(fp);
-		return ret;	// VI not init;
+	unsigned int dev_fps = 0;
+	unsigned int fps = 0;
+	unsigned int width_gt = 0;
+	unsigned int width_ls = 0;
+	unsigned int height_gt = 0;
+	unsigned int height_ls = 0;
+	bool have_dev_fps = false;
+	bool have_fps = false;
+	char line[256];
+	char field[32];
+	unsigned int value;
+	while (fgets(line, sizeof(line), fp) != NULL) {
+		if (sscanf(line, "%31s : %u", field, &value) != 2) {
+			continue;
+		}
+		if (strcmp(field, "VIDevFPS") == 0) {
+			dev_fps = value;
+			have_dev_fps = true;
+		} else if (strcmp(field, "VIFPS") == 0) {
+			fps = value;
+			have_fps = true;
+		} else if (strcmp(field, "VICsiCh0WidthGTCnt") == 0) {
+			width_gt = value;
+		} else if (strcmp(field, "VICsiCh0WidthLSCnt") == 0) {
+			width_ls = value;
+		} else if (strcmp(field, "VICsiCh0HeightGTCnt") == 0) {
+			height_gt = value;
+		} else if (strcmp(field, "VICsiCh0HeightLSCnt") == 0) {
+			height_ls = value;
+		}
 	}
-	if (fgets(VI_State, sizeof(VI_State), fp) != NULL){
-		FPS[1] = atoi(VI_State);
-		// debug("VIFPS = %d\n", FPS[1]);
-	}
-	if (FPS[0] == 0){
-		ret = 2;	// HDMI not OK;
-	} else if (FPS[1] == 0){
-		ret = 3;	// HDMI OK ; CSI not;
-	} else {
-		ret = 1;	// HDMI CSI OK;
-	}
-    if(ret == 3){
-        // Ignore other information
-        uint8_t count = 0;
-        for(count = 0; count < 13; count ++){
-            fgets(VI_State, sizeof(VI_State), fp);
-        }
-        // Check if the resolution might be set incorrectly
-        for(count = 0; count < 4; count ++){
-            if (fgets(VI_State, sizeof(VI_State), fp) != NULL){
-                // debug("VI_State = %s", VI_State);
-                VIWHGTLSCnt[count] = atoi(VI_State);
-                // printf("count = %d, val = %d\n", count, atoi(VI_State));
-            }
-        }
+	fclose(fp);
 
-        if(VIWHGTLSCnt[0] != 0) ret = 3;      // The vi width setting value is too small
-        else if(VIWHGTLSCnt[1] != 0) ret = 4; // The vi width setting value is too large
-        else if(VIWHGTLSCnt[2] != 0) ret = 5; // The vi height setting value is too small
-        else if(VIWHGTLSCnt[3] != 0) ret = 6; // The vi height setting value is too large
-        else ret = 7; // printf("[kvmv] Unexpected situation\n");
-    }
-	pclose(fp);
-    return ret;
+	if (!have_dev_fps || !have_fps) {
+		return 0;
+	}
+	if (dev_fps == 0) {
+		return 2;
+	}
+	if (fps != 0) {
+		return 1;
+	}
+	if (width_gt != 0) return 3;
+	if (width_ls != 0) return 4;
+	if (height_gt != 0) return 5;
+	if (height_ls != 0) return 6;
+	return 7;
 }
 
 int set_hdmi_mode(uint8_t _hdmi_mode)
diff --git a/support/sg2002/kvm_system/main/lib/system_state/system_state.cpp b/support/sg2002/kvm_system/main/lib/system_state/system_state.cpp
index d98d576..6cab58a 100644
--- a/support/sg2002/kvm_system/main/lib/system_state/system_state.cpp
+++ b/support/sg2002/kvm_system/main/lib/system_state/system_state.cpp
@@ -237,24 +237,24 @@ void kvm_update_usb_state()
 void kvm_update_hdmi_state()
 {
 	static uint8_t check_times = 4;
-	FILE *fp;
-	int file_size;
-	uint8_t RW_Data[10];
 	if(++check_times > 5){
 		check_times = 0;
-		fp = popen("cat /proc/cvitek/vi_dbg | grep VIFPS | awk '{print $3}'", "r");
+		FILE *fp = fopen("/proc/cvitek/vi_dbg", "r");
 		if (fp == NULL) {
-			pclose(fp);
 			return;
 		}
-		fgets((char*)RW_Data, 2, fp);
-		pclose(fp);
-		// printf("[kvmd]HDMI exist? %c\n", RW_Data[0]);
-		if (RW_Data[0] != '0'){
-			kvm_sys_state.hdmi_state = 1;
-		} else {
-			kvm_sys_state.hdmi_state = 0;
+
+		char line[256];
+		char field[32];
+		unsigned int value;
+		while (fgets(line, sizeof(line), fp) != NULL) {
+			if (sscanf(line, "%31s : %u", field, &value) == 2 &&
+				strcmp(field, "VIFPS") == 0) {
+				kvm_sys_state.hdmi_state = value == 0 ? 0 : 1;
+				break;
+			}
 		}
+		fclose(fp);
 	}
 }
 
@@ -519,4 +519,4 @@ int check_watchdog()
 			return -1;
 		}
 	} else return 0;
-}
\ No newline at end of file
+}