253 lines
7.5 KiB
Go
253 lines
7.5 KiB
Go
package api
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import (
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"fmt"
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"time"
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"contentSecurityDemo/conf"
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"contentSecurityDemo/internal/model"
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openapi "github.com/alibabacloud-go/darabonba-openapi/v2/client"
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green20220302 "github.com/alibabacloud-go/green-20220302/v2/client"
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util "github.com/alibabacloud-go/tea-utils/v2/service"
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"github.com/alibabacloud-go/tea/tea"
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)
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// VideoScanner 视频内容安全扫描器2.0
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type VideoScanner struct {
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Client *green20220302.Client
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Config *conf.Config
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}
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// VideoServiceType 视频审核服务类型
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type VideoServiceType string
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const (
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// VideoBaselineCheckGlobal 视频文件检测
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VideoBaselineCheckGlobal VideoServiceType = "videoDetection_global"
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// VideoPostCheckByVLGlobal 视频文件检测_大模型版
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VideoPostCheckByVLGlobal VideoServiceType = "videoDetectionByVL_global"
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)
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// NewVideoScanner 创建视频扫描器
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func NewVideoScanner(config *conf.Config) (*VideoScanner, error) {
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// 获取有效的访问凭证
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accessKeyID, accessKeySecret, securityToken := config.GetEffectiveCredentials()
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// 创建配置
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clientConfig := &openapi.Config{
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AccessKeyId: tea.String(accessKeyID),
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AccessKeySecret: tea.String(accessKeySecret),
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SecurityToken: tea.String(securityToken),
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RegionId: tea.String(config.Region),
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Endpoint: tea.String(config.Endpoint),
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}
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// 创建客户端
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client, err := green20220302.NewClient(clientConfig)
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if err != nil {
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return nil, fmt.Errorf("创建客户端失败: %v", err)
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}
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return &VideoScanner{
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Client: client,
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Config: config,
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}, nil
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}
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// ScanVideoAsync 异步扫描视频
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func (s *VideoScanner) ScanVideoAsync(videoURL string, dataID string, serviceType VideoServiceType) (*model.VideoScanResponse, error) {
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// 创建运行时配置
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runtime := &util.RuntimeOptions{}
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runtime.ReadTimeout = tea.Int(10000)
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runtime.ConnectTimeout = tea.Int(10000)
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// 构建请求参数
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videoScanRequest := &green20220302.VideoModerationRequest{
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Service: tea.String(string(serviceType)),
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ServiceParameters: tea.String(fmt.Sprintf(`{"url":"%s","dataId":"%s"}`, videoURL, dataID)),
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}
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// 调用API
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response, err := s.Client.VideoModerationWithOptions(videoScanRequest, runtime)
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if err != nil {
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return nil, fmt.Errorf("请求失败: %v", err)
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}
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// 转换响应格式
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scanResponse := &model.VideoScanResponse{
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Code: tea.Int32Value(response.Body.Code),
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Message: tea.StringValue(response.Body.Message),
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Data: make([]model.VideoScanData, 0),
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}
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// 创建单个数据项
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scanData := model.VideoScanData{
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DataID: tea.StringValue(response.Body.Data.DataId),
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TaskID: tea.StringValue(response.Body.Data.TaskId),
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Code: tea.Int32Value(response.Body.Code),
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Message: tea.StringValue(response.Body.Message),
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URL: videoURL,
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}
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scanResponse.Data = append(scanResponse.Data, scanData)
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return scanResponse, nil
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}
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// GetVideoResult 获取视频审核结果
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func (s *VideoScanner) GetVideoResult(taskID string) (*model.VideoResultResponse, error) {
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// 创建运行时配置
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runtime := &util.RuntimeOptions{}
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runtime.ReadTimeout = tea.Int(10000)
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runtime.ConnectTimeout = tea.Int(10000)
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// 构建请求参数
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videoResultRequest := &green20220302.VideoModerationResultRequest{
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Service: tea.String("videoDetection_global"),
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ServiceParameters: tea.String(fmt.Sprintf(`{"taskId":"%s"}`, taskID)),
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}
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// 调用API
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response, err := s.Client.VideoModerationResultWithOptions(videoResultRequest, runtime)
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if err != nil {
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return nil, fmt.Errorf("请求失败: %v", err)
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}
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// 转换响应格式
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resultResponse := &model.VideoResultResponse{
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Code: tea.Int32Value(response.Body.Code),
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Message: tea.StringValue(response.Body.Message),
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Data: make([]model.VideoResultData, 0),
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}
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// 创建单个数据项
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resultData := model.VideoResultData{
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Code: tea.Int32Value(response.Body.Code),
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Message: tea.StringValue(response.Body.Message),
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}
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if tea.StringValue(response.Body.Message) == "SUCCESS" {
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resultData.Status = "success"
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} else if tea.StringValue(response.Body.Message) == "PROCESSING" {
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resultData.Status = "running"
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} else {
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resultData.Status = "failure"
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}
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// 如果有结果数据，进行转换
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if response.Body.Data != nil {
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resultData.DataID = tea.StringValue(response.Body.Data.DataId)
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resultData.TaskID = tea.StringValue(response.Body.Data.TaskId)
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resultData.Results = response.Body.Data
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}
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resultResponse.Data = append(resultResponse.Data, resultData)
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return resultResponse, nil
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}
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// ScanVideoAndWait 扫描视频并等待结果
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func (s *VideoScanner) ScanVideoAndWait(videoURL string, dataID string, serviceType VideoServiceType, maxWaitTime time.Duration) (*model.VideoResultResponse, error) {
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// 提交扫描任务
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scanResponse, err := s.ScanVideoAsync(videoURL, dataID, serviceType)
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if err != nil {
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return nil, fmt.Errorf("提交扫描任务失败: %v", err)
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}
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if len(scanResponse.Data) == 0 {
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return nil, fmt.Errorf("未获取到任务ID")
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}
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taskID := scanResponse.Data[0].TaskID
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fmt.Printf("视频扫描任务已提交，任务ID: %s\n", taskID)
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// 轮询获取结果
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startTime := time.Now()
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for time.Since(startTime) < maxWaitTime {
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result, err := s.GetVideoResult(taskID)
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if err != nil {
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return nil, fmt.Errorf("获取结果失败: %v", err)
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}
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if len(result.Data) > 0 {
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status := result.Data[0].Status
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fmt.Printf("当前状态: %s\n", status)
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switch status {
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case "success":
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return result, nil
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case "failure":
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return nil, fmt.Errorf("视频审核失败: %s", result.Data[0].Message)
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case "running", "pending":
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// 继续等待
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time.Sleep(5 * time.Second)
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default:
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return nil, fmt.Errorf("未知状态: %s", status)
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}
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} else {
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time.Sleep(5 * time.Second)
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}
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}
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return nil, fmt.Errorf("等待超时，请稍后手动查询结果，任务ID: %s", taskID)
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}
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// PrintScanResult 打印扫描提交结果
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func (s *VideoScanner) PrintScanResult(response *model.VideoScanResponse) {
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fmt.Println("=== 视频扫描任务提交结果 ===")
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fmt.Printf("状态码: %d\n", response.Code)
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fmt.Printf("消息: %s\n", response.Message)
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for _, data := range response.Data {
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fmt.Printf("数据ID: %s\n", data.DataID)
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fmt.Printf("任务ID: %s\n", data.TaskID)
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fmt.Printf("处理状态: %d - %s\n", data.Code, data.Message)
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fmt.Printf("视频URL: %s\n", data.URL)
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}
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}
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// PrintResult 打印审核结果
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func (s *VideoScanner) PrintResult(response *model.VideoResultResponse) {
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fmt.Println("=== 视频内容安全审核结果===")
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fmt.Printf("状态码: %d\n", response.Code)
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fmt.Printf("消息: %s\n", response.Message)
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for _, data := range response.Data {
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fmt.Printf("\n数据ID: %s\n", data.DataID)
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fmt.Printf("任务ID: %s\n", data.TaskID)
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fmt.Printf("处理状态: %d - %s\n", data.Code, data.Message)
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fmt.Printf("审核状态: %s\n", data.Status)
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if data.Results != nil {
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result := *data.Results
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if result.LiveId != nil {
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fmt.Printf("直播ID: %s\n", *result.LiveId)
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}
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if result.ManualTaskId != nil {
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fmt.Printf("人工任务ID: %s\n", *result.ManualTaskId)
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}
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if result.RiskLevel != nil {
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fmt.Printf("风险等级: %s\n", *result.RiskLevel)
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}
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// 打印详细信息
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if result.AudioResult != nil {
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fmt.Println("音频审核结果:")
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audioResult := *result.AudioResult
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if audioResult.RiskLevel != nil {
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fmt.Printf("风险等级: %s\n", *audioResult.RiskLevel)
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}
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}
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// 打印扩展信息
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if result.FrameResult != nil {
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fmt.Println("帧审核结果:")
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frameResult := *result.FrameResult
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if frameResult.RiskLevel != nil {
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fmt.Printf("风险等级: %s\n", *frameResult.RiskLevel)
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}
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}
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fmt.Println("---")
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}
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}
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}
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