125 lines
4.6 KiB
TypeScript
125 lines
4.6 KiB
TypeScript
import mediaLibrary from '@ohos.multimedia.mediaLibrary'
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import onvifclient from '@ohos.onvifclient';
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import fs from '@ohos.file.fs'
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import util from '@ohos.util';
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import configAddress from '../../common/utils/FileConfig'
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import {getCurrentTime} from '../utils/tools'
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//开始录屏
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export async function startRecordVideo(param,td,context) {
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return new Promise<videoPlayRes>(async (reslove,reject)=>{
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var video_uri = `rtsp://${param.userName}:${param.pwd}@${param.ip}:${param.port}/h264/ch${td}/main/av_stream`;
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// var result3 = onvifclient.startRecordVideo(video_uri, "video/" );
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// const record_handle = result3.dataInt;
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// console.info( `baoyihu startRecordVideo result:`+result3.result+ ` VideoFile:`+result3.dataString );
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// reslove(record_handle)
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// return
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var mediaTest = mediaLibrary.getMediaLibrary(context);
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let mediaType = mediaLibrary.MediaType.VIDEO;
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let DIR_DOCUMENTS = mediaLibrary.DirectoryType.DIR_VIDEO;
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const num = Math.floor(Math.random() * 10000)
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const name = `movie_record${getCurrentTime(1)}.mp4`
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const path = await mediaTest.getPublicDirectory(DIR_DOCUMENTS);
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mediaTest.createAsset(mediaType, name, path, (error, asset) => {
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const file_asset = asset; // 记录 ，关闭时用到
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asset.open('rw', (error, fd) => {
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if (fd > 0) {
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var file_path = configAddress.videoSavePath + name;
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var result = onvifclient.startRecordVideo(video_uri, file_path, fd);
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var rocord_handle = result.dataInt; // 记录 ，关闭时用到
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reslove({fd,rocord_handle,file_asset})
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} else {
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reslove({fd:0,rocord_handle:0,file_asset:0})
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console.error('baoyihu startRecordVideo File Open failed with error: ' + error);
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}
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});
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});
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})
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}
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//结束录屏
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export async function endRecordVideo(record_handle) {
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if(this.record_handle >0)
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{
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var result = onvifclient.endRecordVideo(record_handle);
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// this.record_handle = -1;
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console.info( `baoyihu endRecordVideo result:`+result.result+ ` VideoFile:`+result.dataString );
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}
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else
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{
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console.info( `baoyihu endRecordVideo no task error`);
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}
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// var result = onvifclient.endRecordVideo(filehandle);
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// fs.closeSync(filehandle);
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// file_asset.close(filehandle);
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}
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/**
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*拍照
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* @param param
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* @param context
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* @param type=0不获取base64
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*/
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export async function takePhoto(param,context,type=0) {
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return new Promise(async (reslove,reject)=>{
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var video_uri = `rtsp://${param.userName}:${param.pwd}@${param.ip}:${param.port}/h264/ch${param.pztd}/main/av_stream`;
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var mediaTest = mediaLibrary.getMediaLibrary(context);
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let mediaType = mediaLibrary.MediaType.IMAGE;
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let DIR_DOCUMENTS = mediaLibrary.DirectoryType.DIR_IMAGE;
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const path = await mediaTest.getPublicDirectory(DIR_DOCUMENTS);
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const name="picture_record" + getCurrentTime(1) + ".jpg"
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// if(type==1){
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// var result = onvifclient.getVideoSnapshot(video_uri,"")
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// reslove(result.dataString)
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// }else{
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// var result = onvifclient.getVideoSnapshot(video_uri,"")
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// reslove('')
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// }
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// return
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mediaTest.createAsset(mediaType, name, path, (error, asset) => {
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asset.open('rw', (error, fd) => {
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if (fd > 0) {
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var file_path =configAddress.picSavePath + name
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// var result3 = onvifclient.getVideoSnapshot(video_uri,"");
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var result3 = onvifclient.getVideoSnapshot(video_uri, file_path, fd);
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fs.closeSync(fd);
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asset.close(fd);
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if(type==1){
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fs.lstat(file_path).then((stat) => {
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let file = fs.openSync(file_path, fs.OpenMode.READ_WRITE);
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const size = Number(stat.size) + 100
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let buf = new ArrayBuffer(size);
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let num = fs.readSync(file.fd, buf);
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var that = new util.Base64();
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var array = new Uint8Array(buf);
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var result = that.encodeToStringSync(array); //base64圖片
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mediaTest.deleteAsset(file_path).then(() => {
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console.log('delSuccess')
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}).catch(() => {
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console.log('delError')
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})
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this.fileUtil.deleteF(file_path, 3)
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reslove(result)
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}).catch((err) => {
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console.info("get link status failed with error message: " + err.message + ", error code: " + err.code);
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});
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}else{
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reslove('')
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}
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} else {
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console.error('baoyihu getVideoSnapshot File Open failed with error: ' + error);
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}
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});
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});
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})
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}
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export interface videoPlayRes {
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rocord_handle?: number;
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fd?: number;
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file_asset?:any
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}
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