根据模版渲染视频

2026-07-07 16:02:31 +08:00
parent b740e400c9
commit ecb41269cd
7 changed files with 901 additions and 10 deletions
@@ -0,0 +1,56 @@
+package video
+
+import (
+	"context"
+	"fmt"
+
+	dto "media/model/dto/video"
+	service "media/service/video"
+
+	"github.com/gogf/gf/v2/frame/g"
+)
+
+type template struct{}
+
+var Template = new(template)
+
+// CreateTemplate 创建模板视频任务 POST /video/template
+func (c *template) CreateTemplate(ctx context.Context, req *dto.CreateTemplateTaskReq) (res *dto.CreateTemplateTaskRes, err error) {
+	ctx = withUser(ctx)
+	g.Log().Infof(ctx, "[模板视频] 收到请求 入参: video_count=%d, template_count=%d, callback=%s",
+		len(req.VideoURLs), len(req.Templates), req.CallbackURL)
+
+	if len(req.VideoURLs) < 1 {
+		return nil, fmt.Errorf("至少需要1个视频")
+	}
+	if len(req.Templates) < 1 {
+		return nil, fmt.Errorf("至少需要1个HTML模板")
+	}
+
+	taskID, taskErr := service.Template.CreateAsyncTask(ctx, req.VideoURLs, req.AudioURL, req.Templates, req.Subtitles, req.SubtitleStyle, req.CallbackURL)
+	if taskErr != nil {
+		return nil, taskErr
+	}
+
+	return &dto.CreateTemplateTaskRes{TaskID: taskID}, nil
+}
+
+// GetTemplateTask 查询模板任务结果 GET /video/template/{taskId}
+// 实际委托给字幕叠加服务的查询（任务由 Caption 服务创建）
+func (c *template) GetTemplateTask(ctx context.Context, req *dto.GetTemplateTaskReq) (res *dto.GetTemplateTaskRes, err error) {
+	ctx = withUser(ctx)
+	captionRes, err := service.Caption.GetTaskResult(ctx, req.TaskID)
+	if err != nil {
+		return nil, err
+	}
+	// 映射响应
+	return &dto.GetTemplateTaskRes{
+		TaskID:       captionRes.TaskID,
+		Status:       captionRes.Status,
+		FileURL:      captionRes.FileURL,
+		FileSize:     captionRes.FileSize,
+		FileName:     captionRes.FileName,
+		DurationStr:  captionRes.DurationStr,
+		ErrorMessage: captionRes.ErrorMessage,
+	}, nil
+}