init: 初始化 web_hgdjb_server 项目

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-11-07 10:47:32 +08:00
commit f13d33af4d
707 changed files with 147705 additions and 0 deletions
@@ -0,0 +1,160 @@
+package srv_videoinfo
+
+import (
+	"context"
+	"fmt"
+	"strings"
+	"videoweb/pub/common/laosiji"
+	"videoweb/pub/common/log"
+	"videoweb/pub/common/srvdef"
+	"videoweb/pub/common/utils"
+	"videoweb/pub/models/videoinformationmod"
+	"videoweb/web/webg"
+
+	"go.mongodb.org/mongo-driver/bson"
+)
+
+// TranscodeVideo 手动提交主视频 H265 转码。
+func TranscodeVideo(ctx context.Context, videoId int64) *srvdef.SrvErr {
+	info, serr := videoinformationmod.FindOneVideoInformation(ctx, bson.M{
+		videoinformationmod.FN.VideoInformation.Id: videoId,
+	})
+	if serr != nil {
+		return serr
+	}
+	src := strings.TrimSpace(info.Video.Url)
+	if src == "" {
+		return srvdef.New(srvdef.Err, "", "该视频没有可转码的源地址")
+	}
+	if laosiji.LaosijiClient == nil || laosiji.LaosijiDomains == nil {
+		return srvdef.New(srvdef.Err, "", "转码服务未就绪")
+	}
+	if info.HevcStatus == videoinformationmod.HevcStatusPending {
+		return srvdef.New(srvdef.Err, "", "转码请求已提交，正在转码中，请勿重复提交")
+	}
+	if err := SubmitTranscodeVideo(ctx, videoId, src, info.Video.FileId); err != nil {
+		return srvdef.New(srvdef.Err, "", "提交转码失败："+err.Error())
+	}
+	return nil
+}
+
+func buildTranscodeSourceURL(videoUrl string) string {
+	name := strings.TrimSpace(videoUrl)
+	if name == "" {
+		return ""
+	}
+	if !strings.Contains(name, ".m3u8") {
+		name += ".m3u8"
+	}
+	host := strings.TrimSpace(webg.Conf.WebM3u8Host)
+	if host == "" {
+		return ""
+	}
+	return utils.JoinUrlPath(host, "/api/web/m3u8/"+name)
+}
+
+// SubmitTranscodeVideo 提交主视频转码任务。
+func SubmitTranscodeVideo(ctx context.Context, videoId int64, src, fileId string) error {
+	fileURL := buildTranscodeSourceURL(src)
+	if fileURL == "" {
+		return fmt.Errorf("empty transcode source url, videoUrl:%s host:%s", src, webg.Conf.WebM3u8Host)
+	}
+	sd, err := laosiji.LaosijiDomains.Get(ctx)
+	if err != nil {
+		return err
+	}
+	result, err := laosiji.LaosijiClient.SubmitTranscoding(ctx, fileURL, fileId, *sd, videoId)
+	if err != nil {
+		return err
+	}
+	return applyTranscodeResult(ctx, videoId, result)
+}
+
+// RefreshTranscodeVideo 查询转码任务状态并回写。
+func RefreshTranscodeVideo(ctx context.Context, videoId int64, src, fileId string) error {
+	fileURL := buildTranscodeSourceURL(src)
+	if fileURL == "" {
+		return fmt.Errorf("empty transcode source url, videoUrl:%s host:%s", src, webg.Conf.WebM3u8Host)
+	}
+	sd, err := laosiji.LaosijiDomains.Get(ctx)
+	if err != nil {
+		return err
+	}
+	result, found, err := laosiji.LaosijiClient.QueryTranscoding(ctx, fileURL, fileId, *sd)
+	if err != nil {
+		return err
+	}
+	if !found {
+		return nil
+	}
+	return applyTranscodeResult(ctx, videoId, result)
+}
+
+func applyTranscodeResult(ctx context.Context, videoId int64, result laosiji.TranscodeResult) error {
+	log.Infof("==applyTranscodeResult===> result", log.Any("videoId", videoId), log.Any("result", result))
+	var update bson.M
+	switch {
+	case result.Done:
+		meta := toVideoMetaInfo(result.HevcMeta)
+		if meta == nil {
+			meta = &videoinformationmod.VideoMetaInfo{}
+		}
+		h265Url := normalizeH265UrlForSave(result.HevcURL)
+		meta.M3u8URL = h265Url
+		set := bson.M{
+			videoinformationmod.FN.VideoInformation.HevcStatus:    videoinformationmod.HevcStatusSuccess,
+			videoinformationmod.FN.VideoInformation.HevcMetaInfo:  meta,
+			videoinformationmod.FN.VideoInformation.Video.H265Url: h265Url,
+		}
+		if result.PreviewVtt != "" {
+			set[videoinformationmod.FN.VideoInformation.PreviewVtt] = result.PreviewVtt
+		}
+		if result.AudioFile != "" {
+			set[videoinformationmod.FN.VideoInformation.AudioFile] = result.AudioFile
+		}
+		if result.SmartCover != "" {
+			set[videoinformationmod.FN.VideoInformation.SmartCover] = result.SmartCover
+		}
+		update = bson.M{"$set": set}
+	case result.Failed:
+		update = bson.M{
+			"$set": bson.M{videoinformationmod.FN.VideoInformation.HevcStatus: videoinformationmod.HevcStatusFailed},
+			"$inc": bson.M{videoinformationmod.FN.VideoInformation.HevcFailCount: 1},
+		}
+	default:
+		update = bson.M{"$set": bson.M{videoinformationmod.FN.VideoInformation.HevcStatus: videoinformationmod.HevcStatusPending}}
+	}
+	if serr := videoinformationmod.UpdateOneVideoInformation(ctx, bson.M{
+		videoinformationmod.FN.VideoInformation.Id: videoId,
+	}, update); serr != nil {
+		return fmt.Errorf("update video transcode status: %v", serr)
+	}
+	return nil
+}
+
+func normalizeH265UrlForSave(url string) string {
+	url = strings.TrimSpace(url)
+	return strings.TrimPrefix(url, "/")
+}
+
+func toVideoMetaInfo(m *laosiji.MetaInfo) *videoinformationmod.VideoMetaInfo {
+	if m == nil {
+		return nil
+	}
+	return &videoinformationmod.VideoMetaInfo{
+		Codec:           m.Codec,
+		Profile:         m.Profile,
+		Width:           m.Width,
+		Height:          m.Height,
+		Fps:             m.Fps,
+		VideoBitrate:    m.VideoBitrate,
+		PixFmt:          m.PixFmt,
+		AudioCodec:      m.AudioCodec,
+		AudioBitrate:    m.AudioBitrate,
+		AudioSampleRate: m.AudioSampleRate,
+		AudioChannels:   m.AudioChannels,
+		Bitrate:         m.Bitrate,
+		Size:            m.Size,
+		Duration:        m.Duration,
+	}
+}