\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0<\/span><\/strong><\/p>\n

\/\/<\/div>\n
\/\/ Device Network SDK (General)<\/div>\n
\/\/ File and Storage Management<\/div>\n
\/\/ Download Video Files<\/div>\n
\/\/ Sample Code of Downloading Video Files by Time<\/div>\n
\/\/<\/div>\n
#include <stdio.h><\/div>\n
#include <iostream><\/div>\n
#include “Windows.h”<\/div>\n
#include “HCNetSDK.h”<\/div>\n
using namespace std;<\/p>\n
void main() {<\/div>\n
\u00a0 \/\/—————————————<\/div>\n
\u00a0 \/\/ Initialize<\/div>\n
\u00a0 NET_DVR_Init();<\/div>\n
\u00a0 \/\/Set connection time and reconnection time<\/div>\n
\u00a0 NET_DVR_SetConnectTime(2000, 1);<\/div>\n
NET_DVR_SetReconnect(10000, true);<\/p>\n
\u00a0 \/\/—————————————<\/div>\n
\u00a0 \/\/ Log in to device<\/div>\n
LONG lUserID;<\/p>\n
\u00a0 \/\/Login parameters, including device IP address, user name, password, and so on.<\/div>\n
\u00a0 NET_DVR_USER_LOGIN_INFO struLoginInfo = {0};<\/div>\n
\u00a0 struLoginInfo.bUseAsynLogin = 0; \/\/Synchronous login mode<\/div>\n
\u00a0 strcpy(struLoginInfo.sDeviceAddress, “192.0.0.64”); \/\/IP address<\/div>\n
\u00a0 struLoginInfo.wPort = 8000; \/\/Service port<\/div>\n
\u00a0 strcpy(struLoginInfo.sUserName, “admin”); \/\/User name<\/div>\n
strcpy(struLoginInfo.sPassword, “abcd1234”); \/\/Password<\/p>\n
\u00a0 \/\/Device information, output parameters<\/div>\n
NET_DVR_DEVICEINFO_V40 struDeviceInfoV40 = {0};<\/p>\n
\u00a0 lUserID = NET_DVR_Login_V40(&struLoginInfo, &struDeviceInfoV40);<\/div>\n
\u00a0 if (lUserID < 0)<\/div>\n
\u00a0 {<\/div>\n
\u00a0 \u00a0 \u00a0 printf(“Login failed, error code: %d\\n”, NET_DVR_GetLastError());<\/div>\n
\u00a0 \u00a0 \u00a0 NET_DVR_Cleanup();<\/div>\n
\u00a0 \u00a0 \u00a0 return;<\/div>\n
}<\/p>\n
\u00a0 NET_DVR_PLAYCOND struDownloadCond={0};<\/div>\n
struDownloadCond.dwChannel=1;<\/p>\n
\u00a0 struDownloadCond.struStartTime.dwYear\u00a0 \u00a0= 2013;<\/div>\n
\u00a0 struDownloadCond.struStartTime.dwMonth\u00a0 = 6;<\/div>\n
\u00a0 struDownloadCond.struStartTime.dwDay\u00a0 \u00a0 = 14;<\/div>\n
\u00a0 struDownloadCond.struStartTime.dwHour\u00a0 \u00a0= 9;<\/div>\n
\u00a0 struDownloadCond.struStartTime.dwMinute = 50;<\/div>\n
\u00a0 struDownloadCond.struStartTime.dwSecond =0;<\/div>\n
\u00a0 struDownloadCond.struStopTime.dwYear\u00a0 \u00a0 = 2013;<\/div>\n
\u00a0 struDownloadCond.struStopTime.dwMonth\u00a0 \u00a0= 6;<\/div>\n
\u00a0 struDownloadCond.struStopTime.dwDay\u00a0 \u00a0 \u00a0= 14;<\/div>\n
\u00a0 struDownloadCond.struStopTime.dwHour\u00a0 \u00a0 = 10;<\/div>\n
\u00a0 struDownloadCond.struStopTime.dwMinute\u00a0 = 7;<\/div>\n
struDownloadCond.struStopTime.dwSecond\u00a0 = 0;<\/p>\n
\u00a0 \/\/—————————————<\/div>\n
\u00a0 \/\/Download by time<\/div>\n
\u00a0 int hPlayback;<\/div>\n
\u00a0 hPlayback = NET_DVR_GetFileByTime_V40(lUserID, “.\/test.mp4”,&struDownloadCond);<\/div>\n
\u00a0 if(hPlayback < 0)<\/div>\n
\u00a0 {<\/div>\n
\u00a0 \u00a0 \u00a0 printf(“NET_DVR_GetFileByTime_V40 fail,last error %d\\n”,NET_DVR_GetLastError());<\/div>\n
\u00a0 \u00a0 \u00a0 NET_DVR_Logout(lUserID);<\/div>\n
\u00a0 \u00a0 \u00a0 NET_DVR_Cleanup();<\/div>\n
\u00a0 \u00a0 \u00a0 return;<\/div>\n
}<\/p>\n
\u00a0 \/\/—————————————<\/div>\n
\u00a0 \/\/Start downloading<\/div>\n
\u00a0 if(!NET_DVR_PlayBackControl_V40(hPlayback, NET_DVR_PLAYSTART, NULL, 0, NULL,NULL))<\/div>\n
\u00a0 {<\/div>\n
\u00a0 \u00a0 \u00a0 printf(“Play back control failed [%d]\\n”,NET_DVR_GetLastError());<\/div>\n
\u00a0 \u00a0 \u00a0 NET_DVR_Logout(lUserID);<\/div>\n
\u00a0 \u00a0 \u00a0 NET_DVR_Cleanup();<\/div>\n
\u00a0 \u00a0 \u00a0 return;<\/div>\n
}<\/p>\n
\u00a0 int nPos = 0;<\/div>\n
\u00a0 for(nPos = 0; nPos < 100&&nPos>=0; nPos = NET_DVR_GetDownloadPos(hPlayback))<\/div>\n
\u00a0 {<\/div>\n
\u00a0 printf(“Be downloading… %d %%\\n”,nPos);<\/div>\n
\u00a0 \u00a0 \u00a0 Sleep(5000);\u00a0 \/\/millisecond<\/div>\n
\u00a0 }<\/div>\n
\u00a0 if(!NET_DVR_StopGetFile(hPlayback))<\/div>\n
\u00a0 {<\/div>\n
\u00a0 \u00a0 \u00a0 printf(“failed to stop get file [%d]\\n”,NET_DVR_GetLastError());<\/div>\n
\u00a0 \u00a0 \u00a0 NET_DVR_Logout(lUserID);<\/div>\n
\u00a0 \u00a0 \u00a0 NET_DVR_Cleanup();<\/div>\n
\u00a0 \u00a0 \u00a0 return;<\/div>\n
}<\/p>\n
\u00a0 if(nPos<0||nPos>100)<\/div>\n
\u00a0 {<\/div>\n
\u00a0 \u00a0 \u00a0 printf(“download err [%d]\\n”,NET_DVR_GetLastError());<\/div>\n
\u00a0 \u00a0 \u00a0 NET_DVR_Logout(lUserID);<\/div>\n
\u00a0 \u00a0 \u00a0 NET_DVR_Cleanup();<\/div>\n
\u00a0 \u00a0 \u00a0 return;<\/div>\n
\u00a0 }<\/div>\n
printf(“Be downloading… %d %%\\n”,nPos);<\/p>\n
\u00a0 \/\/Log out<\/div>\n
\u00a0 NET_DVR_Logout(lUserID);<\/div>\n
\u00a0 \/\/Release SDK resources<\/div>\n
\u00a0 NET_DVR_Cleanup();<\/div>\n
\u00a0 return;<\/div>\n
}<\/div>\n","protected":false},"excerpt":{"rendered":"\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0 \/\/ \/\/ Device Network SDK (General) \/\/ File and Storage Management \/\/ Download Video Files \/\/ Sample Code of Downloading Video Files by Time \/\/ #...","protected":false},"author":2,"featured_media":15936,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","footnotes":""},"categories":[107],"tags":[],"class_list":["post-15601","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-camera-connection"],"_links":{"self":[{"href":"https:\/\/www.bitstrong.com\/jp\/wp-json\/wp\/v2\/posts\/15601","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bitstrong.com\/jp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bitstrong.com\/jp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bitstrong.com\/jp\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bitstrong.com\/jp\/wp-json\/wp\/v2\/comments?post=15601"}],"version-history":[{"count":6,"href":"https:\/\/www.bitstrong.com\/jp\/wp-json\/wp\/v2\/posts\/15601\/revisions"}],"predecessor-version":[{"id":15721,"href":"https:\/\/www.bitstrong.com\/jp\/wp-json\/wp\/v2\/posts\/15601\/revisions\/15721"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bitstrong.com\/jp\/wp-json\/wp\/v2\/media\/15936"}],"wp:attachment":[{"href":"https:\/\/www.bitstrong.com\/jp\/wp-json\/wp\/v2\/media?parent=15601"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bitstrong.com\/jp\/wp-json\/wp\/v2\/categories?post=15601"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bitstrong.com\/jp\/wp-json\/wp\/v2\/tags?post=15601"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}