Merge pull request #345 from jumpserver-south/pr@dev@perf_transcoding

perf: Optimize Transcoding Prompt

Author: ibuler

i18n/locales/en.json

@@ -71,7 +71,7 @@
   },
   "Transcode": {
     "Title": "Replay Transcode",
-    "Description": "Choose one or multiple .tar recording archive files for MP4 conversion.",
+    "Description": "Choose one or multiple RDP/VNC recording archive (.tar) files for MP4 conversion.",
     "SelectedArchives": "{count} archive(s) selected",
     "TotalProgress": "Overall {progress}%",
     "CompletedCount": "Completed {completed}/{total}",
@@ -82,7 +82,7 @@
     "ArchivesHint": "Single and multiple selection are both supported, and you can append more archives later.",
     "SelectArchives": "Add archives",
     "ClearArchives": "Clear list",
-    "EmptyArchives": "Add replay archives to transcode",
+    "EmptyArchives": "Add RDP/VNC recording archives to transcode",
     "OutputTitle": "Output directory",
     "OutputHint": "Generated MP4 files will be written to this directory.",
     "OutputDirectory": "Output directory",
@@ -130,7 +130,7 @@
     "Close": "Close",
     "Cancel": "Cancel",
     "Confirm": "Confirm",
-    "FilenameStyle": "Filename style",
+    "FilenameStyle": "Output filename style",
     "FilenameOriginal": "Original (UUID)",
     "FilenameFriendly": "Friendly name (user-asset-account)",
     "FilenameFriendlyUuid": "Friendly name + UUID",
@@ -147,7 +147,10 @@
     "PowerFull": "Full speed (all CPUs)",
     "PowerFast": "Fast (3/4 CPU)",
     "PowerMedium": "Medium (1/2 CPU)",
-    "PowerLow": "Low (1/4 CPU)"
+    "PowerLow": "Low (1/4 CPU)",
+    "ERR_ALREADY_TRANSCODED": "This recording has already been transcoded. Please extract and play the MP4 file directly.",
+    "ERR_REPLAY_JSON_NOT_FOUND": "replay.json not found. Please ensure the tar file is an RDP/VNC recording.",
+    "ERR_RECORDING_DATA_NOT_FOUND": "Recording data not found. Please ensure the tar file is an RDP/VNC recording."
   },
   "VideoPlayer": {
     "ImportingFiles": "Importing {count} file(s)…",

i18n/locales/zh.json

@@ -71,7 +71,7 @@
   },
   "Transcode": {
     "Title": "录像转码",
-    "Description": "选择一个或多个录像压缩文件（.tar），将录像转换为 mp4 格式。",
+    "Description": "选择一个或多个录像压缩文件（.tar），将 RDP/VNC 原生录像转换为 mp4 格式。",
     "SelectedArchives": "已选择 {count} 个录像包",
     "TotalProgress": "总进度 {progress}%",
     "CompletedCount": "已完成 {completed}/{total}",
@@ -82,7 +82,7 @@
     "ArchivesHint": "支持单选或多选，可继续追加录像文件。",
     "SelectArchives": "添加文件",
     "ClearArchives": "清空列表",
-    "EmptyArchives": "请添加要转码的录像压缩文件",
+    "EmptyArchives": "请添加要转码的 RDP/VNC 录像压缩文件",
     "OutputTitle": "输出目录",
     "OutputHint": "转码后的 MP4 文件会输出到该目录下。",
     "OutputDirectory": "输出目录",
@@ -130,7 +130,7 @@
     "Close": "关闭",
     "Cancel": "取消",
     "Confirm": "确认",
-    "FilenameStyle": "文件名风格",
+    "FilenameStyle": "输出文件名风格",
     "FilenameOriginal": "原文件名（UUID）",
     "FilenameFriendly": "友好名称（用户-资产-账号）",
     "FilenameFriendlyUuid": "友好名称 + UUID",
@@ -147,7 +147,10 @@
     "PowerFull": "全速（所有CPU）",
     "PowerFast": "极速（3/4 CPU）",
     "PowerMedium": "中等（1/2 CPU）",
-    "PowerLow": "低速（1/4 CPU）"
+    "PowerLow": "低速（1/4 CPU）",
+    "ERR_ALREADY_TRANSCODED": "该录像已转码，请直接解压 tar 包后在播放器中播放",
+    "ERR_REPLAY_JSON_NOT_FOUND": "未找到 replay.json，请确认 tar 包为 RDP/VNC 录像文件",
+    "ERR_RECORDING_DATA_NOT_FOUND": "未找到录像数据文件，请确认 tar 包为 RDP/VNC 录像文件"
   },
   "VideoPlayer": {
     "ImportingFiles": "正在导入 {count} 个文件…",

src-tauri/src/transcode/mod.rs

@@ -540,6 +540,7 @@ fn extract_tar_payloads(
 
     let mut replay_json: Option<Vec<u8>> = None;
     let mut parts: Vec<(usize, Vec<u8>)> = Vec::new();
+    let mut mp4_files: Vec<String> = Vec::new();
 
     for entry_result in archive.entries().map_err(|e| {
         (
@@ -586,19 +587,33 @@ fn extract_tar_payloads(
                 )
             })?;
             parts.push((index, buf));
+        } else if filename.ends_with(".mp4") {
+            mp4_files.push(filename);
         }
     }
 
     let replay_json = replay_json.ok_or_else(|| {
+        if !mp4_files.is_empty() {
+            return (
+                fallback_session_id.to_string(),
+                "ERR_ALREADY_TRANSCODED".to_string(),
+            );
+        }
         (
             fallback_session_id.to_string(),
-            "replay.json not found in tar archive".to_string(),
+            "ERR_REPLAY_JSON_NOT_FOUND".to_string(),
         )
     })?;
     if parts.is_empty() {
+        if !mp4_files.is_empty() {
+            return Err((
+                fallback_session_id.to_string(),
+                "ERR_ALREADY_TRANSCODED".to_string(),
+            ));
+        }
         return Err((
             fallback_session_id.to_string(),
-            ".part.gz file not found in tar archive".to_string(),
+            "ERR_RECORDING_DATA_NOT_FOUND".to_string(),
         ));
     }
     parts.sort_by_key(|(index, _)| *index);

ui/store/modules/transcode.ts

@@ -57,13 +57,23 @@ export interface TranscodeTaskItem {
   duration?: number | null
 }
 
+const transcodeErrorKeyMap: Record<string, string> = {
+  ERR_ALREADY_TRANSCODED: "Transcode.ERR_ALREADY_TRANSCODED",
+  ERR_REPLAY_JSON_NOT_FOUND: "Transcode.ERR_REPLAY_JSON_NOT_FOUND",
+  ERR_RECORDING_DATA_NOT_FOUND: "Transcode.ERR_RECORDING_DATA_NOT_FOUND",
+};
+
 let listenerRegistered = false;
 
 export const useTranscodeStore = defineStore(
   "transcode",
   () => {
     const { t } = useI18n();
     const toast = useToast();
+    const resolveError = (raw: string): string => {
+      const key = transcodeErrorKeyMap[raw];
+      return key ? t(key) : raw;
+    };
 
     const archivePaths = ref<string[]>([]);
     const outputDir = ref("");
@@ -299,7 +309,7 @@ export const useTranscodeStore = defineStore(
       const incomingDuration = payload.duration ?? null;
 
       if (successFlag === true || successFlag === false) {
-        const message = successFlag ? t("Transcode.Completed") : payload.message || t("Transcode.StatusFailed");
+        const message = successFlag ? t("Transcode.Completed") : resolveError(payload.message) || t("Transcode.StatusFailed");
         markTaskCompleted(targetIndex, successFlag, outputValue, message, incomingMetadata, incomingDuration);
         return;
       }
@@ -353,7 +363,7 @@ export const useTranscodeStore = defineStore(
           targetIndex,
           result.success,
           result.output,
-          result.success ? t("Transcode.Completed") : result.error || t("Transcode.StatusFailed"),
+          result.success ? t("Transcode.Completed") : resolveError(result.error || "") || t("Transcode.StatusFailed"),
           result.metadata ?? null
         );
       });