refactor: en

core.py

@@ -11,7 +11,7 @@ class BaseTranscoder:
     def __init__(self, args, video_defaults, audio_defaults):
         self.input_path = Path(args.input).resolve()
         if not self.input_path.exists():
-            raise FileNotFoundError(f"输入文件不存在: {self.input_path}")
+            raise FileNotFoundError(f"Input file not found: {self.input_path}")
 
         self.vencoder = args.vencoder
         self.aencoder = args.aencoder
@@ -95,7 +95,7 @@ class BaseTranscoder:
         fps = self.orig_info.get("fps_str", "0/1") if self.orig_info else "0/1"
 
         print(
-            f"\n[Metrics] 启动 VMAF/PSNR 测试 (采样间隔: {n_subsample}, 线程数: {threads}, 强制帧率: {fps})..."
+            f"\n[Metrics] Starting VMAF/PSNR test (Subsample interval: {n_subsample}, Threads: {threads}, Forced fps: {fps})..."
         )
 
         out_w = new_info.get("width") if new_info else None
@@ -105,7 +105,7 @@ class BaseTranscoder:
         orig_fps = self.orig_info.get("fps_str", "0/1") if self.orig_info else "0/1"
         out_fps = new_info.get("fps_str", "0/1") if new_info else "0/1"
 
-        # 使用滤镜链对齐帧率、分辨率和首帧时间戳
+        # Use filter chain to align framerate, resolution, and first frame PTS
         filters_0 = []
         if out_fps != orig_fps:
             filters_0.append(f"fps={orig_fps}")
@@ -151,7 +151,7 @@ class BaseTranscoder:
                 )
                 return vmaf, psnr
         except Exception as e:
-            print(f"[Metrics Error] 无法解析 VMAF 日志: {e}")
+            print(f"[Metrics Error] Failed to parse VMAF log: {e}")
             return "N/A", "N/A"
 
     def _generate_log_content(self, encode_time, new_info, vmaf, psnr, extra_info=""):
@@ -159,18 +159,18 @@ class BaseTranscoder:
             self.output_path.stat().st_size / self.input_path.stat().st_size
         ) * 100
         content = (
-            f"时间: {time.strftime('%Y-%m-%d %H:%M:%S')}\n"
-            f"输入: {self.input_path}\n"
-            f"输出: {self.output_path}\n"
+            f"Time: {time.strftime('%Y-%m-%d %H:%M:%S')}\n"
+            f"Input: {self.input_path}\n"
+            f"Output: {self.output_path}\n"
             f"{extra_info}"
-            f"视频编码器: {self.vencoder} ({' '.join(self.v_params)})\n"
-            f"音频编码器: {self.aencoder} ({' '.join(self.a_params)})\n"
-            f"耗时: {encode_time:.2f} s\n"
-            f"[元数据] {self.orig_info.get('codec','') if self.orig_info else ''} -> {new_info.get('codec','') if new_info else ''} | {self.orig_info.get('bitrate_kbps',0) if self.orig_info else 0:.0f} kbps -> {new_info.get('bitrate_kbps',0) if new_info else 0:.0f} kbps\n"
-            f"[体积比] {size_ratio:.1f}%\n"
+            f"Video encoder: {self.vencoder} ({' '.join(self.v_params)})\n"
+            f"Audio encoder: {self.aencoder} ({' '.join(self.a_params)})\n"
+            f"Time elapsed: {encode_time:.2f} s\n"
+            f"[Metadata] {self.orig_info.get('codec','') if self.orig_info else ''} -> {new_info.get('codec','') if new_info else ''} | {self.orig_info.get('bitrate_kbps',0) if self.orig_info else 0:.0f} kbps -> {new_info.get('bitrate_kbps',0) if new_info else 0:.0f} kbps\n"
+            f"[Size ratio] {size_ratio:.1f}%\n"
         )
         if self.run_metrics:
-            content += f"[质量] VMAF: {vmaf} | PSNR(Y): {psnr}\n"
+            content += f"[Quality] VMAF: {vmaf} | PSNR(Y): {psnr}\n"
         content += "-" * 50 + "\n"
         return content
 
@@ -180,7 +180,7 @@ class BaseTranscoder:
         if self.notify_mode == "none":
             return
 
-        subject = f"{extra_title}任务{'失败' if error else '完成'}: {self.input_path.name}"
+        subject = f"{extra_title}Task {'failed' if error else 'completed'}: {self.input_path.name}"
 
         if self.notify_mode == "mail":
             body = error if error else full_text
@@ -191,19 +191,19 @@ class BaseTranscoder:
                     check=True,
                 )
             except Exception as e:
-                print(f"[Notify Error] 邮件发送失败: {e}")
+                print(f"[Notify Error] Failed to send email: {e}")
 
         elif self.notify_mode == "notify":
             if error:
                 body = error
             else:
-                body = f"编码器: {self.vencoder}\n耗时: {encode_time:.1f}s"
+                body = f"Encoder: {self.vencoder}\nTime elapsed: {encode_time:.1f}s"
                 if self.run_metrics:
                     body += f"\nVMAF: {vmaf}"
             try:
                 subprocess.run(["notify-send", subject, body], check=True)
             except Exception as e:
-                print(f"[Notify Error] DBus 通知发送失败: {e}")
+                print(f"[Notify Error] DBus Failed to send notification: {e}")
 
     def _cleanup(self):
         for temp_file in self.temp_files: