feat(entity/ffmpeg.py): 添加grid4效果支持在ffmpeg.py中增加了对grid4效果的支持。该功能允许用户通过指定参数来创建一个四宫格视频布局，每个格子显示不同的视频片段，并且可以设置延迟时间以实现更丰富的视觉效果。具体改动包括：

- 解析`grid4`效果的参数，如果未提供则默认为1。
- 根据提供的或默认的分辨率分割视频流为四个部分。
-为每个分割后的视频流应用缩放和时间延迟处理。
- 创建黑色背景并使用overlay滤镜将处理后的视频流放置于正确的位置上，形成最终的四宫格布局。

.gitignore

@@ -32,3 +32,4 @@ target/
 venv/
 cython_debug/
 .env
+.serena

app.py

@@ -4,14 +4,12 @@ import flask
 
 import config
 import biz.task
-from services import DefaultTemplateService
+import template
 from telemetry import init_opentelemetry
+from template import load_local_template
 from util import api
 
-# 使用新的服务架构
+load_local_template()
-template_service = DefaultTemplateService()
-template_service.load_local_templates()
-
 import logging
 
 LOGGER = logging.getLogger(__name__)
@@ -29,11 +27,11 @@ def do_nothing():
 @app.post('/<task_id>')
 def do_task(task_id):
     task_info = api.get_task_info(task_id)
-    local_template_info = template_service.get_template(task_info.get("templateId"))
+    local_template_info = template.get_template_def(task_info.get("templateId"))
     template_info = api.get_template_info(task_info.get("templateId"))
     if local_template_info:
         if local_template_info.get("updateTime") != template_info.get("updateTime"):
-            template_service.download_template(task_info.get("templateId"))
+            template.download_template(task_info.get("templateId"))
     biz.task.start_task(task_info)
     return "OK"
 

biz/ffmpeg.py

@@ -5,10 +5,7 @@ from concurrent.futures import ThreadPoolExecutor
 
 from opentelemetry.trace import Status, StatusCode
 
-# 使用新架构组件，保持对旧FfmpegTask的兼容
 from entity.ffmpeg import FfmpegTask
-from entity.render_task import RenderTask, TaskType
-from services import DefaultRenderService
 import logging
 
 from util import ffmpeg, oss
@@ -16,14 +13,6 @@ from util.ffmpeg import fade_out_audio
 from telemetry import get_tracer
 
 logger = logging.getLogger('biz/ffmpeg')
-_render_service = None
-
-def _get_render_service():
-    """获取渲染服务实例"""
-    global _render_service
-    if _render_service is None:
-        _render_service = DefaultRenderService()
-    return _render_service
 
 
 def parse_ffmpeg_task(task_info, template_info):
@@ -141,25 +130,24 @@ def check_placeholder_exist_with_count(placeholder_id, task_params, required_cou
 
 
 def start_ffmpeg_task(ffmpeg_task):
-    """启动FFmpeg任务 - 使用新的渲染服务"""
     tracer = get_tracer(__name__)
     with tracer.start_as_current_span("start_ffmpeg_task") as span:
-        try:
+        for task in ffmpeg_task.analyze_input_render_tasks():
-            # 使用新的渲染服务
+            result = start_ffmpeg_task(task)
-            render_service = _get_render_service()
+            if not result:
-            result = render_service.render(ffmpeg_task)
+                return False
-            
+        ffmpeg_task.correct_task_type()
-            if result:
+        span.set_attribute("task.type", ffmpeg_task.task_type)
-                span.set_status(Status(StatusCode.OK))
+        span.set_attribute("task.center_cut", str(ffmpeg_task.center_cut))
-            else:
+        span.set_attribute("task.frame_rate", ffmpeg_task.frame_rate)
-                span.set_status(Status(StatusCode.ERROR))
+        span.set_attribute("task.resolution", str(ffmpeg_task.resolution))
-            
+        span.set_attribute("task.ext_data", json.dumps(ffmpeg_task.ext_data))
-            return result
+        result = ffmpeg.start_render(ffmpeg_task)
-            
+        if not result:
-        except Exception as e:
             span.set_status(Status(StatusCode.ERROR))
-            logger.error(f"FFmpeg task failed: {e}", exc_info=True)
             return False
+        span.set_status(Status(StatusCode.OK))
+        return True
 
 
 def clear_task_tmp_file(ffmpeg_task):
@@ -178,8 +166,7 @@ def clear_task_tmp_file(ffmpeg_task):
 
 
 def probe_video_info(ffmpeg_task):
-    """获取视频长度宽度和时长 - 使用新的渲染服务"""
+    # 获取视频长度宽度和时长
-    render_service = _get_render_service()
+    return ffmpeg.probe_video_info(ffmpeg_task.get_output_file())
-    return render_service.get_video_info(ffmpeg_task.get_output_file())
 
 

biz/task.py

@@ -1,55 +1,44 @@
 import json
-import logging
 
 from opentelemetry.trace import Status, StatusCode
 
-# 使用新的服务架构
+from biz.ffmpeg import parse_ffmpeg_task, start_ffmpeg_task, clear_task_tmp_file, probe_video_info, fade_out_audio
-from services import DefaultTaskService, DefaultRenderService, DefaultTemplateService
 from telemetry import get_tracer
+from template import get_template_def
+from util import api
 
-logger = logging.getLogger(__name__)
-
-# 创建服务实例（单例模式）
-_render_service = None
-_template_service = None
-_task_service = None
-
-def _get_services():
-    """获取服务实例（懒加载）"""
-    global _render_service, _template_service, _task_service
-    
-    if _render_service is None:
-        _render_service = DefaultRenderService()
-    
-    if _template_service is None:
-        _template_service = DefaultTemplateService()
-        _template_service.load_local_templates()  # 加载本地模板
-        
-    if _task_service is None:
-        _task_service = DefaultTaskService(_render_service, _template_service)
-        
-    return _task_service, _render_service, _template_service
 
 def start_task(task_info):
-    """启动任务处理（保持向后兼容的接口）"""
     tracer = get_tracer(__name__)
-    with tracer.start_as_current_span("start_task_legacy") as span:
+    with tracer.start_as_current_span("start_task") as span:
-        try:
+        task_info = api.normalize_task(task_info)
-            task_service, _, _ = _get_services()
+        span.set_attribute("task", json.dumps(task_info))
-            
+        span.set_attribute("scenicId", task_info.get("scenicId", "?"))
-            # 使用新的任务服务处理
+        span.set_attribute("templateId", task_info.get("templateId"))
-            result = task_service.process_task(task_info)
+        template_info = get_template_def(task_info.get("templateId"))
-            
+        api.report_task_start(task_info)
-            if result:
+        ffmpeg_task = parse_ffmpeg_task(task_info, template_info)
-                span.set_status(Status(StatusCode.OK))
+        result = start_ffmpeg_task(ffmpeg_task)
-                logger.info("Task completed successfully: %s", task_info.get("id"))
+        if not result:
-            else:
-                span.set_status(Status(StatusCode.ERROR))
-                logger.error("Task failed: %s", task_info.get("id"))
-                
-            return None  # 保持原有返回值格式
-            
-        except Exception as e:
             span.set_status(Status(StatusCode.ERROR))
-            logger.error("Task processing failed: %s", e, exc_info=True)
+            return api.report_task_failed(task_info)
-            return None
+        width, height, duration = probe_video_info(ffmpeg_task)
+        span.set_attribute("probe.width", width)
+        span.set_attribute("probe.height", height)
+        span.set_attribute("probe.duration", duration)
+        # 音频淡出
+        new_fn = fade_out_audio(ffmpeg_task.get_output_file(), duration)
+        ffmpeg_task.set_output_file(new_fn)
+        oss_result = api.upload_task_file(task_info, ffmpeg_task)
+        if not oss_result:
+            span.set_status(Status(StatusCode.ERROR))
+            return api.report_task_failed(task_info)
+        # 获取视频长度宽度和时长
+        clear_task_tmp_file(ffmpeg_task)
+        api.report_task_success(task_info, videoInfo={
+            "width": width,
+            "height": height,
+            "duration": duration
+        })
+        span.set_status(Status(StatusCode.OK))
+        return None

config/__init__.py

@@ -3,9 +3,6 @@ import logging
 from logging.handlers import TimedRotatingFileHandler
 from dotenv import load_dotenv
 
-# 导入新的配置系统，保持向后兼容
-from .settings import get_config, get_ffmpeg_config, get_api_config, get_storage_config, get_server_config
-
 load_dotenv()
 logging.basicConfig(level=logging.INFO)
 root_logger = logging.getLogger()

config/settings.py

@@ -1,139 +0,0 @@
-import os
-from dataclasses import dataclass
-from typing import Dict, List, Optional, Union
-import logging
-from dotenv import load_dotenv
-
-load_dotenv()
-
-@dataclass
-class FFmpegConfig:
-    """FFmpeg相关配置"""
-    encoder_args: List[str]
-    video_args: List[str] 
-    audio_args: List[str]
-    default_args: List[str]
-    old_ffmpeg: bool = False
-    re_encode_video_args: Optional[List[str]] = None
-    re_encode_encoder_args: Optional[List[str]] = None
-    
-    @classmethod
-    def from_env(cls) -> 'FFmpegConfig':
-        encoder_args = os.getenv("ENCODER_ARGS", "-c:v h264").split(" ")
-        video_args = os.getenv("VIDEO_ARGS", "-profile:v high -level:v 4").split(" ")
-        audio_args = ["-c:a", "aac", "-b:a", "128k", "-ar", "48000", "-ac", "2"]
-        default_args = ["-shortest"]
-        
-        re_encode_video_args = None
-        if os.getenv("RE_ENCODE_VIDEO_ARGS"):
-            re_encode_video_args = os.getenv("RE_ENCODE_VIDEO_ARGS").split(" ")
-            
-        re_encode_encoder_args = None  
-        if os.getenv("RE_ENCODE_ENCODER_ARGS"):
-            re_encode_encoder_args = os.getenv("RE_ENCODE_ENCODER_ARGS").split(" ")
-            
-        return cls(
-            encoder_args=encoder_args,
-            video_args=video_args,
-            audio_args=audio_args,
-            default_args=default_args,
-            old_ffmpeg=bool(os.getenv("OLD_FFMPEG", False)),
-            re_encode_video_args=re_encode_video_args,
-            re_encode_encoder_args=re_encode_encoder_args
-        )
-
-@dataclass
-class APIConfig:
-    """API相关配置"""
-    endpoint: str
-    access_key: str
-    timeout: int = 10
-    redirect_to_url: Optional[str] = None
-    
-    @classmethod
-    def from_env(cls) -> 'APIConfig':
-        endpoint = os.getenv('API_ENDPOINT', '')
-        if not endpoint:
-            raise ValueError("API_ENDPOINT environment variable is required")
-            
-        access_key = os.getenv('ACCESS_KEY', '')
-        if not access_key:
-            raise ValueError("ACCESS_KEY environment variable is required")
-            
-        return cls(
-            endpoint=endpoint,
-            access_key=access_key,
-            timeout=int(os.getenv('API_TIMEOUT', '10')),
-            redirect_to_url=os.getenv("REDIRECT_TO_URL") or None
-        )
-
-@dataclass
-class StorageConfig:
-    """存储相关配置"""
-    template_dir: str
-    
-    @classmethod
-    def from_env(cls) -> 'StorageConfig':
-        template_dir = os.getenv('TEMPLATE_DIR', './template')
-        return cls(template_dir=template_dir)
-
-@dataclass
-class ServerConfig:
-    """服务器相关配置"""
-    host: str = "0.0.0.0"
-    port: int = 9998
-    debug: bool = False
-    
-    @classmethod
-    def from_env(cls) -> 'ServerConfig':
-        return cls(
-            host=os.getenv('HOST', '0.0.0.0'),
-            port=int(os.getenv('PORT', '9998')),
-            debug=bool(os.getenv('DEBUG', False))
-        )
-
-@dataclass
-class AppConfig:
-    """应用总配置"""
-    ffmpeg: FFmpegConfig
-    api: APIConfig
-    storage: StorageConfig
-    server: ServerConfig
-    
-    @classmethod
-    def from_env(cls) -> 'AppConfig':
-        return cls(
-            ffmpeg=FFmpegConfig.from_env(),
-            api=APIConfig.from_env(),
-            storage=StorageConfig.from_env(),
-            server=ServerConfig.from_env()
-        )
-
-# 全局配置实例
-_config: Optional[AppConfig] = None
-
-def get_config() -> AppConfig:
-    """获取全局配置实例"""
-    global _config
-    if _config is None:
-        _config = AppConfig.from_env()
-    return _config
-
-def reload_config() -> AppConfig:
-    """重新加载配置"""
-    global _config
-    _config = AppConfig.from_env()
-    return _config
-
-# 向后兼容的配置获取函数
-def get_ffmpeg_config() -> FFmpegConfig:
-    return get_config().ffmpeg
-
-def get_api_config() -> APIConfig:
-    return get_config().api
-
-def get_storage_config() -> StorageConfig:
-    return get_config().storage
-
-def get_server_config() -> ServerConfig:
-    return get_config().server

constant/__init__.py

@@ -6,4 +6,4 @@ SUPPORT_FEATURE = (
     'rclone_upload',
     'custom_re_encode',
 )
-SOFTWARE_VERSION = '0.0.5'
+SOFTWARE_VERSION = '0.0.6'

entity/effects/__init__.py

@@ -1,25 +0,0 @@
-from .base import EffectProcessor, EffectRegistry
-from .camera_shot import CameraShotEffect
-from .speed import SpeedEffect  
-from .zoom import ZoomEffect
-from .skip import SkipEffect
-from .tail import TailEffect
-
-# 注册所有效果处理器
-registry = EffectRegistry()
-registry.register('cameraShot', CameraShotEffect)
-registry.register('ospeed', SpeedEffect)
-registry.register('zoom', ZoomEffect)
-registry.register('skip', SkipEffect)
-registry.register('tail', TailEffect)
-
-__all__ = [
-    'EffectProcessor',
-    'EffectRegistry', 
-    'registry',
-    'CameraShotEffect',
-    'SpeedEffect',
-    'ZoomEffect', 
-    'SkipEffect',
-    'TailEffect'
-]

entity/effects/base.py

@@ -1,94 +0,0 @@
-from abc import ABC, abstractmethod
-from typing import Dict, List, Type, Any, Optional
-import json
-import logging
-
-logger = logging.getLogger(__name__)
-
-class EffectProcessor(ABC):
-    """效果处理器抽象基类"""
-    
-    def __init__(self, params: str = "", ext_data: Optional[Dict[str, Any]] = None):
-        self.params = params
-        self.ext_data = ext_data or {}
-        self.frame_rate = 25  # 默认帧率
-        
-    @abstractmethod
-    def validate_params(self) -> bool:
-        """验证参数是否有效"""
-        pass
-        
-    @abstractmethod
-    def generate_filter_args(self, video_input: str, effect_index: int) -> tuple[List[str], str]:
-        """
-        生成FFmpeg滤镜参数
-        
-        Args:
-            video_input: 输入视频流标识符 (例如: "[0:v]", "[v_eff1]")
-            effect_index: 效果索引，用于生成唯一的输出标识符
-            
-        Returns:
-            tuple: (filter_args_list, output_stream_identifier)
-        """
-        pass
-        
-    @abstractmethod
-    def get_effect_name(self) -> str:
-        """获取效果名称"""
-        pass
-        
-    def parse_params(self) -> List[str]:
-        """解析参数字符串为列表"""
-        if not self.params:
-            return []
-        return self.params.split(',')
-        
-    def get_pos_json(self) -> Dict[str, Any]:
-        """获取位置JSON数据"""
-        pos_json_str = self.ext_data.get('posJson', '{}')
-        try:
-            return json.loads(pos_json_str) if pos_json_str != '{}' else {}
-        except Exception as e:
-            logger.warning(f"Failed to parse posJson: {e}")
-            return {}
-
-class EffectRegistry:
-    """效果处理器注册表"""
-    
-    def __init__(self):
-        self._processors: Dict[str, Type[EffectProcessor]] = {}
-        
-    def register(self, name: str, processor_class: Type[EffectProcessor]):
-        """注册效果处理器"""
-        if not issubclass(processor_class, EffectProcessor):
-            raise ValueError(f"{processor_class} must be a subclass of EffectProcessor")
-        self._processors[name] = processor_class
-        logger.debug(f"Registered effect processor: {name}")
-        
-    def get_processor(self, effect_name: str, params: str = "", ext_data: Optional[Dict[str, Any]] = None) -> Optional[EffectProcessor]:
-        """获取效果处理器实例"""
-        if effect_name not in self._processors:
-            logger.warning(f"Unknown effect: {effect_name}")
-            return None
-            
-        processor_class = self._processors[effect_name]
-        return processor_class(params, ext_data)
-        
-    def list_effects(self) -> List[str]:
-        """列出所有注册的效果"""
-        return list(self._processors.keys())
-        
-    def parse_effect_string(self, effect_string: str) -> tuple[str, str]:
-        """
-        解析效果字符串
-        
-        Args:
-            effect_string: 效果字符串，格式为 "effect_name:params"
-            
-        Returns:
-            tuple: (effect_name, params)
-        """
-        if ':' in effect_string:
-            parts = effect_string.split(':', 2)
-            return parts[0], parts[1] if len(parts) > 1 else ""
-        return effect_string, ""

entity/effects/camera_shot.py

@@ -1,79 +0,0 @@
-from typing import List, Dict, Any
-from .base import EffectProcessor
-
-class CameraShotEffect(EffectProcessor):
-    """相机镜头效果处理器"""
-    
-    def validate_params(self) -> bool:
-        """验证参数：start_time,duration,rotate_deg"""
-        params = self.parse_params()
-        if not params:
-            return True  # 使用默认参数
-            
-        # 参数格式: "start_time,duration,rotate_deg"
-        if len(params) > 3:
-            return False
-            
-        try:
-            for i, param in enumerate(params):
-                if param == '':
-                    continue
-                if i == 2:  # rotate_deg
-                    int(param)
-                else:  # start_time, duration
-                    float(param)
-            return True
-        except ValueError:
-            return False
-            
-    def generate_filter_args(self, video_input: str, effect_index: int) -> tuple[List[str], str]:
-        """生成相机镜头效果的滤镜参数"""
-        if not self.validate_params():
-            return [], video_input
-            
-        params = self.parse_params()
-        
-        # 设置默认值
-        start = 3.0
-        duration = 1.0
-        rotate_deg = 0
-        
-        if len(params) >= 1 and params[0] != '':
-            start = float(params[0])
-        if len(params) >= 2 and params[1] != '':
-            duration = float(params[1])
-        if len(params) >= 3 and params[2] != '':
-            rotate_deg = int(params[2])
-            
-        filter_args = []
-        
-        # 生成输出流标识符
-        start_out_str = "[eff_s]"
-        mid_out_str = "[eff_m]" 
-        end_out_str = "[eff_e]"
-        final_output = f"[v_eff{effect_index}]"
-        
-        # 分割视频流为三部分
-        filter_args.append(f"{video_input}split=3{start_out_str}{mid_out_str}{end_out_str}")
-        
-        # 选择开始部分帧
-        filter_args.append(f"{start_out_str}select=lt(n\\,{int(start * self.frame_rate)}){start_out_str}")
-        
-        # 选择结束部分帧
-        filter_args.append(f"{end_out_str}select=gt(n\\,{int(start * self.frame_rate)}){end_out_str}")
-        
-        # 选择中间特定帧并扩展
-        filter_args.append(f"{mid_out_str}select=eq(n\\,{int(start * self.frame_rate)}){mid_out_str}")
-        filter_args.append(f"{mid_out_str}tpad=start_mode=clone:start_duration={duration:.4f}{mid_out_str}")
-        
-        # 如果需要旋转
-        if rotate_deg != 0:
-            filter_args.append(f"{mid_out_str}rotate=PI*{rotate_deg}/180{mid_out_str}")
-            
-        # 连接三部分
-        filter_args.append(f"{start_out_str}{mid_out_str}{end_out_str}concat=n=3:v=1:a=0,setpts=N/{self.frame_rate}/TB{final_output}")
-        
-        return filter_args, final_output
-        
-    def get_effect_name(self) -> str:
-        return "cameraShot"

entity/effects/skip.py

@@ -1,38 +0,0 @@
-from typing import List
-from .base import EffectProcessor
-
-class SkipEffect(EffectProcessor):
-    """跳过开头效果处理器"""
-    
-    def validate_params(self) -> bool:
-        """验证参数：跳过的秒数"""
-        if not self.params:
-            return True  # 默认不跳过
-            
-        try:
-            skip_seconds = float(self.params)
-            return skip_seconds >= 0
-        except ValueError:
-            return False
-            
-    def generate_filter_args(self, video_input: str, effect_index: int) -> tuple[List[str], str]:
-        """生成跳过开头效果的滤镜参数"""
-        if not self.validate_params():
-            return [], video_input
-            
-        if not self.params:
-            return [], video_input
-            
-        skip_seconds = float(self.params)
-        if skip_seconds <= 0:
-            return [], video_input
-            
-        output_stream = f"[v_eff{effect_index}]"
-        
-        # 使用trim滤镜跳过开头
-        filter_args = [f"{video_input}trim=start={skip_seconds}{output_stream}"]
-        
-        return filter_args, output_stream
-        
-    def get_effect_name(self) -> str:
-        return "skip"

entity/effects/speed.py

@@ -1,35 +0,0 @@
-from typing import List
-from .base import EffectProcessor
-
-class SpeedEffect(EffectProcessor):
-    """视频变速效果处理器"""
-    
-    def validate_params(self) -> bool:
-        """验证参数：速度倍数"""
-        if not self.params:
-            return True  # 默认不变速
-            
-        try:
-            speed = float(self.params)
-            return speed > 0
-        except ValueError:
-            return False
-            
-    def generate_filter_args(self, video_input: str, effect_index: int) -> tuple[List[str], str]:
-        """生成变速效果的滤镜参数"""
-        if not self.validate_params():
-            return [], video_input
-            
-        if not self.params or self.params == "1":
-            return [], video_input  # 不需要变速
-            
-        speed = float(self.params)
-        output_stream = f"[v_eff{effect_index}]"
-        
-        # 使用setpts进行变速
-        filter_args = [f"{video_input}setpts={speed}*PTS{output_stream}"]
-        
-        return filter_args, output_stream
-        
-    def get_effect_name(self) -> str:
-        return "ospeed"

entity/effects/tail.py

@@ -1,42 +0,0 @@
-from typing import List
-from .base import EffectProcessor
-
-class TailEffect(EffectProcessor):
-    """保留末尾效果处理器"""
-    
-    def validate_params(self) -> bool:
-        """验证参数：保留的秒数"""
-        if not self.params:
-            return True  # 默认不截取
-            
-        try:
-            tail_seconds = float(self.params)
-            return tail_seconds >= 0
-        except ValueError:
-            return False
-            
-    def generate_filter_args(self, video_input: str, effect_index: int) -> tuple[List[str], str]:
-        """生成保留末尾效果的滤镜参数"""
-        if not self.validate_params():
-            return [], video_input
-            
-        if not self.params:
-            return [], video_input
-            
-        tail_seconds = float(self.params)
-        if tail_seconds <= 0:
-            return [], video_input
-            
-        output_stream = f"[v_eff{effect_index}]"
-        
-        # 使用reverse+trim+reverse的方法来精确获取最后N秒
-        filter_args = [
-            f"{video_input}reverse[v_rev{effect_index}]",
-            f"[v_rev{effect_index}]trim=duration={tail_seconds}[v_trim{effect_index}]",
-            f"[v_trim{effect_index}]reverse{output_stream}"
-        ]
-        
-        return filter_args, output_stream
-        
-    def get_effect_name(self) -> str:
-        return "tail"

entity/effects/zoom.py

@@ -1,89 +0,0 @@
-from typing import List
-import json
-from .base import EffectProcessor
-
-class ZoomEffect(EffectProcessor):
-    """缩放效果处理器"""
-    
-    def validate_params(self) -> bool:
-        """验证参数：start_time,zoom_factor,duration"""
-        params = self.parse_params()
-        if len(params) < 3:
-            return False
-            
-        try:
-            start_time = float(params[0])
-            zoom_factor = float(params[1])
-            duration = float(params[2])
-            
-            return (start_time >= 0 and
-                   zoom_factor > 0 and
-                   duration >= 0)
-        except (ValueError, IndexError):
-            return False
-            
-    def generate_filter_args(self, video_input: str, effect_index: int) -> tuple[List[str], str]:
-        """生成缩放效果的滤镜参数"""
-        if not self.validate_params():
-            return [], video_input
-            
-        params = self.parse_params()
-        start_time = float(params[0])
-        zoom_factor = float(params[1]) 
-        duration = float(params[2])
-        
-        if zoom_factor == 1:
-            return [], video_input  # 不需要缩放
-            
-        output_stream = f"[v_eff{effect_index}]"
-        
-        # 获取缩放中心点
-        center_x, center_y = self._get_zoom_center()
-        
-        filter_args = []
-        
-        if duration == 0:
-            # 静态缩放（整个视频时长）
-            x_expr = f"({center_x})-(ow*zoom)/2"
-            y_expr = f"({center_y})-(oh*zoom)/2"
-            filter_args.append(
-                f"{video_input}trim=start={start_time},zoompan=z={zoom_factor}:x={x_expr}:y={y_expr}:d=1{output_stream}"
-            )
-        else:
-            # 动态缩放（指定时间段内）
-            zoom_expr = f"if(between(t\\,{start_time}\\,{start_time + duration})\\,{zoom_factor}\\,1)"
-            x_expr = f"({center_x})-(ow*zoom)/2"
-            y_expr = f"({center_y})-(oh*zoom)/2"
-            filter_args.append(
-                f"{video_input}zoompan=z={zoom_expr}:x={x_expr}:y={y_expr}:d=1{output_stream}"
-            )
-            
-        return filter_args, output_stream
-        
-    def _get_zoom_center(self) -> tuple[str, str]:
-        """获取缩放中心点坐标表达式"""
-        # 默认中心点
-        center_x = "iw/2"
-        center_y = "ih/2"
-        
-        pos_json = self.get_pos_json()
-        if pos_json:
-            _f_x = pos_json.get('ltX', 0)
-            _f_x2 = pos_json.get('rbX', 0)
-            _f_y = pos_json.get('ltY', 0)
-            _f_y2 = pos_json.get('rbY', 0)
-            _v_w = pos_json.get('imgWidth', 1)
-            _v_h = pos_json.get('imgHeight', 1)
-            
-            if _v_w > 0 and _v_h > 0:
-                # 计算坐标系统中的中心点
-                center_x_ratio = (_f_x + _f_x2) / (2 * _v_w)
-                center_y_ratio = (_f_y + _f_y2) / (2 * _v_h)
-                # 转换为视频坐标系统
-                center_x = f"iw*{center_x_ratio:.6f}"
-                center_y = f"ih*{center_y_ratio:.6f}"
-                
-        return center_x, center_y
-        
-    def get_effect_name(self) -> str:
-        return "zoom"

entity/ffmpeg.py

@@ -271,7 +271,7 @@ class FfmpegTask(object):
                     if param == '':
                         param = "1"
                     if param != "1":
-                        # 视频变速
+                        # 视频变速：使用fps实现，避免PTS冲突
                         effect_index += 1
                         filter_args.append(f"{video_output_str}setpts={param}*PTS[v_eff{effect_index}]")
                         video_output_str = f"[v_eff{effect_index}]"
@@ -280,29 +280,24 @@ class FfmpegTask(object):
                     if param == '':
                         continue
                     _split = param.split(",")
-                    if len(_split) < 3:
+                    if len(_split) < 2:
                         continue
                     try:
                         start_time = float(_split[0])
                         zoom_factor = float(_split[1])
-                        duration = float(_split[2])
                         if start_time < 0:
                             start_time = 0
-                        if duration < 0:
-                            duration = 0
                         if zoom_factor <= 0:
                             zoom_factor = 1
                     except (ValueError, IndexError):
                         start_time = 0
-                        duration = 0
                         zoom_factor = 1
                     if zoom_factor == 1:
                         continue
                     effect_index += 1
                     
-                    # 获取缩放中心点（从pos_json或使用默认中心）
+                    left_x = f"iw/(2*{zoom_factor})"
-                    center_x = "iw/2"
+                    top_y = f"ih/(2*{zoom_factor})"
-                    center_y = "ih/2"
                     pos_json_str = self.ext_data.get('posJson', '{}')
                     try:
                         pos_json = json.loads(pos_json_str) if pos_json_str != '{}' else {}
@@ -318,23 +313,14 @@ class FfmpegTask(object):
                                 center_x_ratio = (_f_x + _f_x2) / (2 * _v_w)
                                 center_y_ratio = (_f_y + _f_y2) / (2 * _v_h)
                                 # 转换为视频坐标系统
-                                center_x = f"iw*{center_x_ratio:.6f}"
+                                left_x = f"iw*({center_x_ratio:.6f}-1/(2*{zoom_factor}))"
-                                center_y = f"ih*{center_y_ratio:.6f}"
+                                top_y = f"ih*({center_y_ratio:.6f}-1/(2*{zoom_factor}))"
                     except Exception as e:
                         # 解析失败使用默认中心
                         pass
                     
-                    if duration == 0:
+                    # 静态缩放（整个视频时长）
-                        # 静态缩放（整个视频时长）
+                    filter_args.append(f"{video_output_str}scale={zoom_factor}*iw:{zoom_factor}*ih,crop=iw/{zoom_factor}:ih/{zoom_factor}:{left_x}:{top_y}[v_eff{effect_index}]")
-                        x_expr = f"({center_x})-(ow*zoom)/2"
-                        y_expr = f"({center_y})-(oh*zoom)/2"
-                        filter_args.append(f"{video_output_str}trim=start={start_time},zoompan=z={zoom_factor}:x={x_expr}:y={y_expr}:d=1[v_eff{effect_index}]")
-                    else:
-                        # 动态缩放（指定时间段内）
-                        zoom_expr = f"if(between(t\\,{start_time}\\,{start_time + duration})\\,{zoom_factor}\\,1)"
-                        x_expr = f"({center_x})-(ow*zoom)/2"
-                        y_expr = f"({center_y})-(oh*zoom)/2"
-                        filter_args.append(f"{video_output_str}zoompan=z={zoom_expr}:x={x_expr}:y={y_expr}:d=1[v_eff{effect_index}]")
                     video_output_str = f"[v_eff{effect_index}]"
                 elif effect.startswith("skip:"):
                     param = effect.split(":", 2)[1]
@@ -358,6 +344,51 @@ class FfmpegTask(object):
                         filter_args.append(f"[v_rev{effect_index}]trim=duration={tail_seconds}[v_trim{effect_index}]")
                         filter_args.append(f"[v_trim{effect_index}]reverse[v_eff{effect_index}]")
                         video_output_str = f"[v_eff{effect_index}]"
+                elif effect.startswith("show:"):
+                    param = effect.split(":", 2)[1]
+                    if param == '':
+                        param = "0"
+                    show_seconds = float(param)
+                    if show_seconds > 0:
+                        effect_index += 1
+                        filter_args.append(f"{video_output_str}trim=end={show_seconds}[v_eff{effect_index}]")
+                        video_output_str = f"[v_eff{effect_index}]"
+                elif effect.startswith("grid4:"):
+                    param = effect.split(":", 2)[1]
+                    if param == '':
+                        param = "1"
+                    delay_seconds = float(param)
+                    effect_index += 1
+
+                    # 获取分辨率，如果没有设置则使用默认值
+                    if self.resolution:
+                        width, height = self.resolution.split('x')
+                    else:
+                        width, height = "1920", "1080"  # 默认分辨率
+
+                    # 计算四宫格中每个象限的大小
+                    grid_width = int(width) // 2
+                    grid_height = int(height) // 2
+
+                    # 分割视频流为4份
+                    filter_args.append(f"{video_output_str}split=4[grid_v1_{effect_index}][grid_v2_{effect_index}][grid_v3_{effect_index}][grid_v4_{effect_index}]")
+
+                    # 创建黑色背景
+                    filter_args.append(f"color=black:size={width}x{height}:duration=1[bg_{effect_index}]")
+
+                    # 缩放每个视频流到绝对尺寸
+                    filter_args.append(f"[grid_v1_{effect_index}]scale={grid_width}:{grid_height}[v1_scaled_{effect_index}]")
+                    filter_args.append(f"[grid_v2_{effect_index}]scale={grid_width}:{grid_height},tpad=start_duration={delay_seconds}[v2_scaled_{effect_index}]")
+                    filter_args.append(f"[grid_v3_{effect_index}]scale={grid_width}:{grid_height},tpad=start_duration={delay_seconds*2}[v3_scaled_{effect_index}]")
+                    filter_args.append(f"[grid_v4_{effect_index}]scale={grid_width}:{grid_height},tpad=start_duration={delay_seconds*3}[v4_scaled_{effect_index}]")
+
+                    # 使用overlay将四个视频流叠加到四个位置
+                    filter_args.append(f"[bg_{effect_index}][v1_scaled_{effect_index}]overlay=0:0:shortest=1[grid_step1_{effect_index}]")
+                    filter_args.append(f"[grid_step1_{effect_index}][v2_scaled_{effect_index}]overlay=w/2:0:shortest=1[grid_step2_{effect_index}]")
+                    filter_args.append(f"[grid_step2_{effect_index}][v3_scaled_{effect_index}]overlay=0:h/2:shortest=1[grid_step3_{effect_index}]")
+                    filter_args.append(f"[grid_step3_{effect_index}][v4_scaled_{effect_index}]overlay=w/2:h/2:shortest=1[v_eff{effect_index}]")
+
+                    video_output_str = f"[v_eff{effect_index}]"
                 ...
             if self.resolution:
                 filter_args.append(f"{video_output_str}scale={self.resolution.replace('x', ':')}[v]")

entity/ffmpeg_command_builder.py

@@ -1,281 +0,0 @@
-import json
-import os
-import time
-from typing import List, Optional
-
-from config.settings import get_ffmpeg_config
-from entity.render_task import RenderTask, TaskType
-from entity.effects import registry as effect_registry
-from util.exceptions import FFmpegError
-from util.ffmpeg import probe_video_info, probe_video_audio
-import logging
-
-logger = logging.getLogger(__name__)
-
-class FFmpegCommandBuilder:
-    """FFmpeg命令构建器"""
-    
-    def __init__(self, task: RenderTask):
-        self.task = task
-        self.config = get_ffmpeg_config()
-        
-    def build_command(self) -> List[str]:
-        """构建FFmpeg命令"""
-        self.task.update_task_type()
-        
-        if self.task.task_type == TaskType.COPY:
-            return self._build_copy_command()
-        elif self.task.task_type == TaskType.CONCAT:
-            return self._build_concat_command()
-        elif self.task.task_type == TaskType.ENCODE:
-            return self._build_encode_command()
-        else:
-            raise FFmpegError(f"Unsupported task type: {self.task.task_type}")
-            
-    def _build_copy_command(self) -> List[str]:
-        """构建复制命令"""
-        if len(self.task.input_files) == 1:
-            input_file = self.task.input_files[0]
-            if input_file == self.task.output_file:
-                return []  # 不需要处理
-                
-        return [
-            "ffmpeg", "-y", "-hide_banner",
-            "-i", self.task.input_files[0],
-            "-c", "copy",
-            self.task.output_file
-        ]
-        
-    def _build_concat_command(self) -> List[str]:
-        """构建拼接命令"""
-        args = ["ffmpeg", "-y", "-hide_banner"]
-        input_args = []
-        output_args = [*self.config.default_args]
-        filter_args = []
-        
-        if len(self.task.input_files) == 1:
-            # 单个文件
-            file = self.task.input_files[0]
-            input_args.extend(["-i", file])
-            self.task.mute = not probe_video_audio(file)
-        else:
-            # 多个文件使用concat协议
-            tmp_file = f"tmp_concat_{time.time()}.txt"
-            with open(tmp_file, "w", encoding="utf-8") as f:
-                for input_file in self.task.input_files:
-                    f.write(f"file '{input_file}'\n")
-            input_args.extend(["-f", "concat", "-safe", "0", "-i", tmp_file])
-            self.task.mute = not probe_video_audio(tmp_file, "concat")
-            
-        # 视频流映射
-        output_args.extend(["-map", "0:v", "-c:v", "copy"])
-        
-        # 音频处理
-        audio_output_str = self._handle_audio_concat(input_args, filter_args)
-        if audio_output_str:
-            output_args.extend(["-map", audio_output_str])
-            output_args.extend(self.config.audio_args)
-            
-        # annexb处理
-        if self.task.annexb:
-            output_args.extend(["-bsf:v", self._get_mp4toannexb_filter()])
-            output_args.extend(["-bsf:a", "setts=pts=DTS"])
-            output_args.extend(["-f", "mpegts"])
-        else:
-            output_args.extend(["-f", "mp4"])
-            
-        filter_complex = ["-filter_complex", ";".join(filter_args)] if filter_args else []
-        
-        return args + input_args + filter_complex + output_args + [self.task.output_file]
-        
-    def _build_encode_command(self) -> List[str]:
-        """构建编码命令"""
-        args = ["ffmpeg", "-y", "-hide_banner"]
-        input_args = []
-        filter_args = []
-        output_args = [
-            *self.config.video_args,
-            *self.config.audio_args, 
-            *self.config.encoder_args,
-            *self.config.default_args
-        ]
-        
-        # annexb处理
-        if self.task.annexb:
-            output_args.extend(["-bsf:v", self._get_mp4toannexb_filter()])
-            output_args.extend(["-reset_timestamps", "1"])
-            
-        # 处理输入文件
-        for input_file in self.task.input_files:
-            input_args.extend(["-i", input_file])
-            
-        # 处理视频流
-        video_output_str = "[0:v]"
-        effect_index = 0
-        
-        # 处理中心裁剪
-        if self.task.center_cut == 1:
-            video_output_str, effect_index = self._add_center_cut(filter_args, video_output_str, effect_index)
-            
-        # 处理缩放裁剪  
-        if self.task.zoom_cut == 1 and self.task.resolution:
-            video_output_str, effect_index = self._add_zoom_cut(filter_args, video_output_str, effect_index)
-            
-        # 处理效果
-        video_output_str, effect_index = self._add_effects(filter_args, video_output_str, effect_index)
-        
-        # 处理分辨率
-        if self.task.resolution:
-            filter_args.append(f"{video_output_str}scale={self.task.resolution.replace('x', ':')}[v]")
-            video_output_str = "[v]"
-            
-        # 处理LUT
-        for lut in self.task.luts:
-            filter_args.append(f"{video_output_str}lut3d=file={lut}{video_output_str}")
-            
-        # 处理覆盖层
-        video_output_str = self._add_overlays(input_args, filter_args, video_output_str)
-        
-        # 处理字幕
-        for subtitle in self.task.subtitles:
-            filter_args.append(f"{video_output_str}ass={subtitle}[v]")
-            video_output_str = "[v]"
-            
-        # 映射视频流
-        output_args.extend(["-map", video_output_str])
-        output_args.extend(["-r", str(self.task.frame_rate)])
-        output_args.extend(["-fps_mode", "cfr"])
-        
-        # 处理音频
-        audio_output_str = self._handle_audio_encode(input_args, filter_args)
-        if audio_output_str:
-            output_args.extend(["-map", audio_output_str])
-            
-        filter_complex = ["-filter_complex", ";".join(filter_args)] if filter_args else []
-        
-        return args + input_args + filter_complex + output_args + [self.task.output_file]
-        
-    def _add_center_cut(self, filter_args: List[str], video_input: str, effect_index: int) -> tuple[str, int]:
-        """添加中心裁剪"""
-        pos_json = self.task.ext_data.get('posJson', '{}')
-        try:
-            pos_data = json.loads(pos_json) if pos_json != '{}' else {}
-        except:
-            pos_data = {}
-            
-        _v_w = pos_data.get('imgWidth', 1)
-        _f_x = pos_data.get('ltX', 0)
-        _f_x2 = pos_data.get('rbX', 0)
-        _x = f'{float((_f_x2 + _f_x)/(2 * _v_w)):.4f}*iw-ih*ih/(2*iw)'
-        
-        filter_args.append(f"{video_input}crop=x={_x}:y=0:w=ih*ih/iw:h=ih[v_cut{effect_index}]")
-        return f"[v_cut{effect_index}]", effect_index + 1
-        
-    def _add_zoom_cut(self, filter_args: List[str], video_input: str, effect_index: int) -> tuple[str, int]:
-        """添加缩放裁剪"""
-        # 获取输入视频尺寸
-        input_file = self.task.input_files[0]
-        _iw, _ih, _ = probe_video_info(input_file)
-        
-        _w, _h = self.task.resolution.split('x', 1)
-        pos_json = self.task.ext_data.get('posJson', '{}')
-        try:
-            pos_data = json.loads(pos_json) if pos_json != '{}' else {}
-        except:
-            pos_data = {}
-            
-        _v_w = pos_data.get('imgWidth', 1)
-        _v_h = pos_data.get('imgHeight', 1)
-        _f_x = pos_data.get('ltX', 0)
-        _f_x2 = pos_data.get('rbX', 0)
-        _f_y = pos_data.get('ltY', 0)
-        _f_y2 = pos_data.get('rbY', 0)
-        
-        _x = min(max(0, int((_f_x + _f_x2) / 2 - int(_w) / 2)), _iw - int(_w))
-        _y = min(max(0, int((_f_y + _f_y2) / 2 - int(_h) / 2)), _ih - int(_h))
-        
-        filter_args.append(f"{video_input}crop=x={_x}:y={_y}:w={_w}:h={_h}[vz_cut{effect_index}]")
-        return f"[vz_cut{effect_index}]", effect_index + 1
-        
-    def _add_effects(self, filter_args: List[str], video_input: str, effect_index: int) -> tuple[str, int]:
-        """添加效果处理"""
-        current_input = video_input
-        
-        for effect_str in self.task.effects:
-            effect_name, params = effect_registry.parse_effect_string(effect_str)
-            processor = effect_registry.get_processor(effect_name, params, self.task.ext_data)
-            
-            if processor:
-                processor.frame_rate = self.task.frame_rate
-                effect_filters, output_stream = processor.generate_filter_args(current_input, effect_index)
-                
-                if effect_filters:
-                    filter_args.extend(effect_filters)
-                    current_input = output_stream
-                    effect_index += 1
-                    
-        return current_input, effect_index
-        
-    def _add_overlays(self, input_args: List[str], filter_args: List[str], video_input: str) -> str:
-        """添加覆盖层"""
-        current_input = video_input
-        
-        for overlay in self.task.overlays:
-            input_index = input_args.count("-i") // 2  # 每个输入占两个参数 -i filename
-            input_args.extend(["-i", overlay])
-            
-            if self.config.old_ffmpeg:
-                filter_args.append(f"{current_input}[{input_index}:v]scale2ref=iw:ih[v]")
-            else:
-                filter_args.append(f"{current_input}[{input_index}:v]scale=rw:rh[v]")
-                
-            filter_args.append(f"[v][{input_index}:v]overlay=1:eof_action=endall[v]")
-            current_input = "[v]"
-            
-        return current_input
-        
-    def _handle_audio_concat(self, input_args: List[str], filter_args: List[str]) -> Optional[str]:
-        """处理concat模式的音频"""
-        audio_output_str = ""
-        
-        if self.task.mute:
-            input_index = input_args.count("-i") // 2
-            input_args.extend(["-f", "lavfi", "-i", "anullsrc=cl=stereo:r=48000"])
-            audio_output_str = f"[{input_index}:a]"
-        else:
-            audio_output_str = "[0:a]"
-            
-        for audio in self.task.audios:
-            input_index = input_args.count("-i") // 2
-            input_args.extend(["-i", audio.replace("\\", "/")])
-            filter_args.append(f"{audio_output_str}[{input_index}:a]amix=duration=shortest:dropout_transition=0:normalize=0[a]")
-            audio_output_str = "[a]"
-            
-        return audio_output_str.strip("[]") if audio_output_str else None
-        
-    def _handle_audio_encode(self, input_args: List[str], filter_args: List[str]) -> Optional[str]:
-        """处理encode模式的音频"""
-        audio_output_str = ""
-        
-        if self.task.mute:
-            input_index = input_args.count("-i") // 2
-            input_args.extend(["-f", "lavfi", "-i", "anullsrc=cl=stereo:r=48000"])
-            filter_args.append(f"[{input_index}:a]acopy[a]")
-            audio_output_str = "[a]"
-        else:
-            audio_output_str = "[0:a]"
-            
-        for audio in self.task.audios:
-            input_index = input_args.count("-i") // 2
-            input_args.extend(["-i", audio.replace("\\", "/")])
-            filter_args.append(f"{audio_output_str}[{input_index}:a]amix=duration=shortest:dropout_transition=0:normalize=0[a]")
-            audio_output_str = "[a]"
-            
-        return audio_output_str if audio_output_str else None
-        
-    def _get_mp4toannexb_filter(self) -> str:
-        """获取mp4toannexb滤镜"""
-        encoder_args_str = " ".join(self.config.encoder_args).lower()
-        if "hevc" in encoder_args_str:
-            return "hevc_mp4toannexb"
-        return "h264_mp4toannexb"

entity/render_task.py

@@ -1,146 +0,0 @@
-import os
-import uuid
-from typing import List, Optional, Dict, Any
-from dataclasses import dataclass, field
-from enum import Enum
-
-from config.settings import get_ffmpeg_config
-from util.exceptions import TaskValidationError, EffectError
-from entity.effects import registry as effect_registry
-
-class TaskType(Enum):
-    COPY = "copy"
-    CONCAT = "concat" 
-    ENCODE = "encode"
-
-@dataclass
-class RenderTask:
-    """渲染任务数据类，只包含任务数据，不包含处理逻辑"""
-    input_files: List[str] = field(default_factory=list)
-    output_file: str = ""
-    task_type: TaskType = TaskType.COPY
-    
-    # 视频参数
-    resolution: Optional[str] = None
-    frame_rate: int = 25
-    speed: float = 1.0
-    mute: bool = True
-    annexb: bool = False
-    
-    # 裁剪参数
-    zoom_cut: Optional[int] = None
-    center_cut: Optional[int] = None
-    
-    # 资源列表
-    subtitles: List[str] = field(default_factory=list)
-    luts: List[str] = field(default_factory=list)
-    audios: List[str] = field(default_factory=list)
-    overlays: List[str] = field(default_factory=list)
-    effects: List[str] = field(default_factory=list)
-    
-    # 扩展数据
-    ext_data: Dict[str, Any] = field(default_factory=dict)
-    
-    def __post_init__(self):
-        """初始化后处理"""
-        # 检测annexb格式
-        for input_file in self.input_files:
-            if isinstance(input_file, str) and input_file.endswith(".ts"):
-                self.annexb = True
-                break
-                
-        # 自动生成输出文件名
-        if not self.output_file:
-            self._generate_output_filename()
-            
-    def _generate_output_filename(self):
-        """生成输出文件名"""
-        if self.annexb:
-            self.output_file = f"rand_{uuid.uuid4()}.ts"
-        else:
-            self.output_file = f"rand_{uuid.uuid4()}.mp4"
-            
-    def add_input_file(self, file_path: str):
-        """添加输入文件"""
-        self.input_files.append(file_path)
-        if file_path.endswith(".ts"):
-            self.annexb = True
-            
-    def add_overlay(self, *overlays: str):
-        """添加覆盖层"""
-        for overlay in overlays:
-            if overlay.endswith('.ass'):
-                self.subtitles.append(overlay)
-            else:
-                self.overlays.append(overlay)
-                
-    def add_audios(self, *audios: str):
-        """添加音频"""
-        self.audios.extend(audios)
-        
-    def add_lut(self, *luts: str):
-        """添加LUT"""
-        self.luts.extend(luts)
-        
-    def add_effect(self, *effects: str):
-        """添加效果"""
-        self.effects.extend(effects)
-        
-    def validate(self) -> bool:
-        """验证任务参数"""
-        if not self.input_files:
-            raise TaskValidationError("No input files specified")
-            
-        # 验证所有效果
-        for effect_str in self.effects:
-            effect_name, params = effect_registry.parse_effect_string(effect_str)
-            processor = effect_registry.get_processor(effect_name, params, self.ext_data)
-            if processor and not processor.validate_params():
-                raise EffectError(f"Invalid parameters for effect {effect_name}: {params}", effect_name, params)
-                
-        return True
-        
-    def can_copy(self) -> bool:
-        """检查是否可以直接复制"""
-        return (len(self.luts) == 0 and
-                len(self.overlays) == 0 and
-                len(self.subtitles) == 0 and
-                len(self.effects) == 0 and
-                self.speed == 1 and
-                len(self.audios) == 0 and
-                len(self.input_files) == 1 and
-                self.zoom_cut is None and
-                self.center_cut is None)
-                
-    def can_concat(self) -> bool:
-        """检查是否可以使用concat模式"""
-        return (len(self.luts) == 0 and
-                len(self.overlays) == 0 and
-                len(self.subtitles) == 0 and
-                len(self.effects) == 0 and
-                self.speed == 1 and
-                self.zoom_cut is None and
-                self.center_cut is None)
-                
-    def determine_task_type(self) -> TaskType:
-        """自动确定任务类型"""
-        if self.can_copy():
-            return TaskType.COPY
-        elif self.can_concat():
-            return TaskType.CONCAT
-        else:
-            return TaskType.ENCODE
-            
-    def update_task_type(self):
-        """更新任务类型"""
-        self.task_type = self.determine_task_type()
-        
-    def need_processing(self) -> bool:
-        """检查是否需要处理"""
-        if self.annexb:
-            return True
-        return not self.can_copy()
-        
-    def get_output_extension(self) -> str:
-        """获取输出文件扩展名"""
-        return ".ts" if self.annexb else ".mp4"

index.py

@@ -4,22 +4,20 @@ import sys
 import config
 import biz.task
 from telemetry import init_opentelemetry
-from services import DefaultTemplateService
+from template import load_local_template, download_template, TEMPLATES
 from util import api
 
 import os
 import glob
 
-# 使用新的服务架构
+load_local_template()
-template_service = DefaultTemplateService()
-template_service.load_local_templates()
 
 # Check for redownload parameter
 if 'redownload' in sys.argv:
     print("Redownloading all templates...")
-    for template_name in template_service.templates.keys():
+    for template_name in TEMPLATES.keys():
         print(f"Redownloading template: {template_name}")
-        template_service.download_template(template_name)
+        download_template(template_name)
     print("All templates redownloaded successfully!")
     sys.exit(0)
 import logging

services/__init__.py

@@ -1,12 +0,0 @@
-from .render_service import RenderService, DefaultRenderService
-from .task_service import TaskService, DefaultTaskService
-from .template_service import TemplateService, DefaultTemplateService
-
-__all__ = [
-    'RenderService',
-    'DefaultRenderService',
-    'TaskService', 
-    'DefaultTaskService',
-    'TemplateService',
-    'DefaultTemplateService'
-]

services/render_service.py

@@ -1,237 +0,0 @@
-import subprocess
-import os
-import logging
-from abc import ABC, abstractmethod
-from typing import Optional, Union
-
-from opentelemetry.trace import Status, StatusCode
-
-from entity.render_task import RenderTask
-from entity.ffmpeg_command_builder import FFmpegCommandBuilder
-from util.exceptions import RenderError, FFmpegError
-from util.ffmpeg import probe_video_info, fade_out_audio, handle_ffmpeg_output, subprocess_args
-from telemetry import get_tracer
-
-logger = logging.getLogger(__name__)
-
-def _convert_ffmpeg_task_to_render_task(ffmpeg_task):
-    """将旧的FfmpegTask转换为新的RenderTask"""
-    from entity.render_task import RenderTask, TaskType
-    
-    # 获取输入文件
-    input_files = []
-    for inp in ffmpeg_task.input_file:
-        if hasattr(inp, 'get_output_file'):
-            input_files.append(inp.get_output_file())
-        else:
-            input_files.append(str(inp))
-    
-    # 确定任务类型
-    task_type = TaskType.COPY
-    if ffmpeg_task.task_type == 'concat':
-        task_type = TaskType.CONCAT
-    elif ffmpeg_task.task_type == 'encode':
-        task_type = TaskType.ENCODE
-        
-    # 创建新任务
-    render_task = RenderTask(
-        input_files=input_files,
-        output_file=ffmpeg_task.output_file,
-        task_type=task_type,
-        resolution=ffmpeg_task.resolution,
-        frame_rate=ffmpeg_task.frame_rate,
-        annexb=ffmpeg_task.annexb,
-        center_cut=ffmpeg_task.center_cut,
-        zoom_cut=ffmpeg_task.zoom_cut,
-        ext_data=getattr(ffmpeg_task, 'ext_data', {})
-    )
-    
-    # 复制各种资源
-    render_task.effects = getattr(ffmpeg_task, 'effects', [])
-    render_task.luts = getattr(ffmpeg_task, 'luts', [])
-    render_task.audios = getattr(ffmpeg_task, 'audios', [])
-    render_task.overlays = getattr(ffmpeg_task, 'overlays', [])
-    render_task.subtitles = getattr(ffmpeg_task, 'subtitles', [])
-    
-    return render_task
-
-class RenderService(ABC):
-    """渲染服务抽象接口"""
-    
-    @abstractmethod
-    def render(self, task: Union[RenderTask, 'FfmpegTask']) -> bool:
-        """
-        执行渲染任务
-        
-        Args:
-            task: 渲染任务
-            
-        Returns:
-            bool: 渲染是否成功
-        """
-        pass
-        
-    @abstractmethod
-    def get_video_info(self, file_path: str) -> tuple[int, int, float]:
-        """
-        获取视频信息
-        
-        Args:
-            file_path: 视频文件路径
-            
-        Returns:
-            tuple: (width, height, duration)
-        """
-        pass
-        
-    @abstractmethod
-    def fade_out_audio(self, file_path: str, duration: float, fade_seconds: float = 2.0) -> str:
-        """
-        音频淡出处理
-        
-        Args:
-            file_path: 音频文件路径
-            duration: 音频总时长
-            fade_seconds: 淡出时长
-            
-        Returns:
-            str: 处理后的文件路径
-        """
-        pass
-
-class DefaultRenderService(RenderService):
-    """默认渲染服务实现"""
-    
-    def render(self, task: Union[RenderTask, 'FfmpegTask']) -> bool:
-        """执行渲染任务"""
-        # 兼容旧的FfmpegTask
-        if hasattr(task, 'get_ffmpeg_args'):  # 这是FfmpegTask
-            # 使用旧的方式执行
-            return self._render_legacy_ffmpeg_task(task)
-        
-        tracer = get_tracer(__name__)
-        with tracer.start_as_current_span("render_task") as span:
-            try:
-                # 验证任务
-                task.validate()
-                span.set_attribute("task.type", task.task_type.value)
-                span.set_attribute("task.input_files", len(task.input_files))
-                span.set_attribute("task.output_file", task.output_file)
-                
-                # 检查是否需要处理
-                if not task.need_processing():
-                    if len(task.input_files) == 1:
-                        task.output_file = task.input_files[0]
-                    span.set_status(Status(StatusCode.OK))
-                    return True
-                    
-                # 构建FFmpeg命令
-                builder = FFmpegCommandBuilder(task)
-                ffmpeg_args = builder.build_command()
-                
-                if not ffmpeg_args:
-                    # 不需要处理，直接返回
-                    if len(task.input_files) == 1:
-                        task.output_file = task.input_files[0]
-                    span.set_status(Status(StatusCode.OK))
-                    return True
-                    
-                # 执行FFmpeg命令
-                return self._execute_ffmpeg(ffmpeg_args, span)
-                
-            except Exception as e:
-                span.set_status(Status(StatusCode.ERROR))
-                logger.error(f"Render failed: {e}", exc_info=True)
-                raise RenderError(f"Render failed: {e}") from e
-                
-    def _execute_ffmpeg(self, args: list[str], span) -> bool:
-        """执行FFmpeg命令"""
-        span.set_attribute("ffmpeg.args", " ".join(args))
-        logger.info("Executing FFmpeg: %s", " ".join(args))
-        
-        try:
-            # 执行FFmpeg进程
-            process = subprocess.run(
-                ["ffmpeg", "-progress", "-", "-loglevel", "error"] + args[1:],
-                stderr=subprocess.PIPE,
-                **subprocess_args(True)
-            )
-            
-            span.set_attribute("ffmpeg.return_code", process.returncode)
-            
-            # 处理输出
-            if process.stdout:
-                output = handle_ffmpeg_output(process.stdout)
-                span.set_attribute("ffmpeg.output", output)
-                logger.info("FFmpeg output: %s", output)
-            
-            # 检查返回码
-            if process.returncode != 0:
-                error_msg = process.stderr.decode() if process.stderr else "Unknown error"
-                span.set_attribute("ffmpeg.error", error_msg)
-                span.set_status(Status(StatusCode.ERROR))
-                logger.error("FFmpeg failed with return code %d: %s", process.returncode, error_msg)
-                raise FFmpegError(
-                    f"FFmpeg execution failed",
-                    command=args,
-                    return_code=process.returncode,
-                    stderr=error_msg
-                )
-                
-            # 检查输出文件
-            output_file = args[-1]  # 输出文件总是最后一个参数
-            if not os.path.exists(output_file):
-                span.set_status(Status(StatusCode.ERROR))
-                raise RenderError(f"Output file not created: {output_file}")
-                
-            # 检查文件大小
-            file_size = os.path.getsize(output_file)
-            span.set_attribute("output.file_size", file_size)
-            
-            if file_size < 4096:  # 文件过小
-                span.set_status(Status(StatusCode.ERROR))
-                raise RenderError(f"Output file too small: {file_size} bytes")
-                
-            span.set_status(Status(StatusCode.OK))
-            logger.info("FFmpeg execution completed successfully")
-            return True
-            
-        except subprocess.SubprocessError as e:
-            span.set_status(Status(StatusCode.ERROR))
-            logger.error("Subprocess error: %s", e)
-            raise FFmpegError(f"Subprocess error: {e}") from e
-            
-    def get_video_info(self, file_path: str) -> tuple[int, int, float]:
-        """获取视频信息"""
-        return probe_video_info(file_path)
-        
-    def fade_out_audio(self, file_path: str, duration: float, fade_seconds: float = 2.0) -> str:
-        """音频淡出处理"""
-        return fade_out_audio(file_path, duration, fade_seconds)
-        
-    def _render_legacy_ffmpeg_task(self, ffmpeg_task) -> bool:
-        """兼容处理旧的FfmpegTask"""
-        tracer = get_tracer(__name__)
-        with tracer.start_as_current_span("render_legacy_ffmpeg_task") as span:
-            try:
-                # 处理依赖任务
-                for sub_task in ffmpeg_task.analyze_input_render_tasks():
-                    if not self.render(sub_task):
-                        span.set_status(Status(StatusCode.ERROR))
-                        return False
-                
-                # 获取FFmpeg参数
-                ffmpeg_args = ffmpeg_task.get_ffmpeg_args()
-                
-                if not ffmpeg_args:
-                    # 不需要处理，直接返回
-                    span.set_status(Status(StatusCode.OK))
-                    return True
-                    
-                # 执行FFmpeg命令
-                return self._execute_ffmpeg(ffmpeg_args, span)
-                
-            except Exception as e:
-                span.set_status(Status(StatusCode.ERROR))
-                logger.error(f"Legacy FFmpeg task render failed: {e}", exc_info=True)
-                raise RenderError(f"Legacy render failed: {e}") from e

services/task_service.py

@@ -1,289 +0,0 @@
-import json
-import logging
-import os
-from abc import ABC, abstractmethod
-from concurrent.futures import ThreadPoolExecutor
-from typing import Dict, Any, List, Optional
-
-from opentelemetry.trace import Status, StatusCode
-
-from entity.render_task import RenderTask
-from services.render_service import RenderService
-from services.template_service import TemplateService
-from util.exceptions import TaskError, TaskValidationError
-from util import api, oss
-from telemetry import get_tracer
-
-logger = logging.getLogger(__name__)
-
-class TaskService(ABC):
-    """任务服务抽象接口"""
-    
-    @abstractmethod
-    def process_task(self, task_info: Dict[str, Any]) -> bool:
-        """
-        处理任务
-        
-        Args:
-            task_info: 任务信息
-            
-        Returns:
-            bool: 处理是否成功
-        """
-        pass
-        
-    @abstractmethod
-    def create_render_task(self, task_info: Dict[str, Any], template_info: Dict[str, Any]) -> RenderTask:
-        """
-        创建渲染任务
-        
-        Args:
-            task_info: 任务信息
-            template_info: 模板信息
-            
-        Returns:
-            RenderTask: 渲染任务对象
-        """
-        pass
-
-class DefaultTaskService(TaskService):
-    """默认任务服务实现"""
-    
-    def __init__(self, render_service: RenderService, template_service: TemplateService):
-        self.render_service = render_service
-        self.template_service = template_service
-        
-    def process_task(self, task_info: Dict[str, Any]) -> bool:
-        """处理任务"""
-        tracer = get_tracer(__name__)
-        with tracer.start_as_current_span("process_task") as span:
-            try:
-                # 标准化任务信息
-                task_info = api.normalize_task(task_info)
-                span.set_attribute("task.id", task_info.get("id", "unknown"))
-                span.set_attribute("task.template_id", task_info.get("templateId", "unknown"))
-                
-                # 获取模板信息
-                template_id = task_info.get("templateId")
-                template_info = self.template_service.get_template(template_id)
-                if not template_info:
-                    raise TaskError(f"Template not found: {template_id}")
-                    
-                # 报告任务开始
-                api.report_task_start(task_info)
-                
-                # 创建渲染任务
-                render_task = self.create_render_task(task_info, template_info)
-                
-                # 执行渲染
-                success = self.render_service.render(render_task)
-                if not success:
-                    span.set_status(Status(StatusCode.ERROR))
-                    api.report_task_failed(task_info, "Render failed")
-                    return False
-                    
-                # 获取视频信息
-                width, height, duration = self.render_service.get_video_info(render_task.output_file)
-                span.set_attribute("video.width", width)
-                span.set_attribute("video.height", height)
-                span.set_attribute("video.duration", duration)
-                
-                # 音频淡出
-                new_file = self.render_service.fade_out_audio(render_task.output_file, duration)
-                render_task.output_file = new_file
-                
-                # 上传文件 - 创建一个兼容对象
-                class TaskCompat:
-                    def __init__(self, output_file):
-                        self.output_file = output_file
-                    def get_output_file(self):
-                        return self.output_file
-                        
-                task_compat = TaskCompat(render_task.output_file)
-                upload_success = api.upload_task_file(task_info, task_compat)
-                if not upload_success:
-                    span.set_status(Status(StatusCode.ERROR))
-                    api.report_task_failed(task_info, "Upload failed")
-                    return False
-                    
-                # 清理临时文件
-                self._cleanup_temp_files(render_task)
-                
-                # 报告任务成功
-                api.report_task_success(task_info, videoInfo={
-                    "width": width,
-                    "height": height,
-                    "duration": duration
-                })
-                
-                span.set_status(Status(StatusCode.OK))
-                return True
-                
-            except Exception as e:
-                span.set_status(Status(StatusCode.ERROR))
-                logger.error(f"Task processing failed: {e}", exc_info=True)
-                api.report_task_failed(task_info, str(e))
-                return False
-                
-    def create_render_task(self, task_info: Dict[str, Any], template_info: Dict[str, Any]) -> RenderTask:
-        """创建渲染任务"""
-        tracer = get_tracer(__name__)
-        with tracer.start_as_current_span("create_render_task") as span:
-            # 解析任务参数
-            task_params_str = task_info.get("taskParams", "{}")
-            span.set_attribute("task_params", task_params_str)
-            
-            try:
-                task_params = json.loads(task_params_str)
-                task_params_orig = json.loads(task_params_str)
-            except json.JSONDecodeError as e:
-                raise TaskValidationError(f"Invalid task params JSON: {e}")
-                
-            # 并行下载资源
-            self._download_resources(task_params)
-            
-            # 创建子任务列表
-            sub_tasks = []
-            only_if_usage_count = {}
-            
-            for part in template_info.get("video_parts", []):
-                source, ext_data = self._parse_video_source(
-                    part.get('source'), task_params, template_info
-                )
-                if not source:
-                    logger.warning("No video found for part: %s", part)
-                    continue
-                    
-                # 检查only_if条件
-                only_if = part.get('only_if', '')
-                if only_if:
-                    only_if_usage_count[only_if] = only_if_usage_count.get(only_if, 0) + 1
-                    required_count = only_if_usage_count[only_if]
-                    if not self._check_placeholder_exist_with_count(only_if, task_params_orig, required_count):
-                        logger.info("Skipping part due to only_if condition: %s (need %d)", only_if, required_count)
-                        continue
-                        
-                # 创建子任务
-                sub_task = self._create_sub_task(part, source, ext_data, template_info)
-                sub_tasks.append(sub_task)
-                
-            # 创建主任务
-            output_file = f"out_{task_info.get('id', 'unknown')}.mp4"
-            main_task = RenderTask(
-                input_files=[task.output_file for task in sub_tasks],
-                output_file=output_file,
-                resolution=template_info.get("video_size", ""),
-                frame_rate=template_info.get("frame_rate", 25),
-                center_cut=template_info.get("crop_mode"),
-                zoom_cut=template_info.get("zoom_cut")
-            )
-            
-            # 应用整体模板设置
-            overall_template = template_info.get("overall_template", {})
-            self._apply_template_settings(main_task, overall_template, template_info)
-            
-            # 设置扩展数据
-            main_task.ext_data = task_info
-            
-            span.set_attribute("render_task.sub_tasks", len(sub_tasks))
-            span.set_attribute("render_task.effects", len(main_task.effects))
-            
-            return main_task
-            
-    def _download_resources(self, task_params: Dict[str, Any]):
-        """并行下载资源"""
-        with ThreadPoolExecutor(max_workers=8) as executor:
-            for param_list in task_params.values():
-                if isinstance(param_list, list):
-                    for param in param_list:
-                        url = param.get("url", "")
-                        if url.startswith("http"):
-                            _, filename = os.path.split(url)
-                            executor.submit(oss.download_from_oss, url, filename, True)
-                            
-    def _parse_video_source(self, source: str, task_params: Dict[str, Any], 
-                           template_info: Dict[str, Any]) -> tuple[Optional[str], Dict[str, Any]]:
-        """解析视频源"""
-        if source.startswith('PLACEHOLDER_'):
-            placeholder_id = source.replace('PLACEHOLDER_', '')
-            new_sources = task_params.get(placeholder_id, [])
-            pick_source = {}
-            
-            if isinstance(new_sources, list):
-                if len(new_sources) == 0:
-                    logger.debug("No video found for placeholder: %s", placeholder_id)
-                    return None, pick_source
-                else:
-                    pick_source = new_sources.pop(0)
-                    new_sources = pick_source.get("url", "")
-                    
-            if new_sources.startswith("http"):
-                _, source_name = os.path.split(new_sources)
-                oss.download_from_oss(new_sources, source_name, True)
-                return source_name, pick_source
-            return new_sources, pick_source
-            
-        return os.path.join(template_info.get("local_path", ""), source), {}
-        
-    def _check_placeholder_exist_with_count(self, placeholder_id: str, task_params: Dict[str, Any], 
-                                          required_count: int = 1) -> bool:
-        """检查占位符是否存在足够数量的片段"""
-        if placeholder_id in task_params:
-            new_sources = task_params.get(placeholder_id, [])
-            if isinstance(new_sources, list):
-                return len(new_sources) >= required_count
-            return required_count <= 1
-        return False
-        
-    def _create_sub_task(self, part: Dict[str, Any], source: str, ext_data: Dict[str, Any], 
-                        template_info: Dict[str, Any]) -> RenderTask:
-        """创建子任务"""
-        sub_task = RenderTask(
-            input_files=[source],
-            resolution=template_info.get("video_size", ""),
-            frame_rate=template_info.get("frame_rate", 25),
-            annexb=True,
-            center_cut=part.get("crop_mode"),
-            zoom_cut=part.get("zoom_cut"),
-            ext_data=ext_data
-        )
-        
-        # 应用部分模板设置
-        self._apply_template_settings(sub_task, part, template_info)
-        
-        return sub_task
-        
-    def _apply_template_settings(self, task: RenderTask, template_part: Dict[str, Any], 
-                               template_info: Dict[str, Any]):
-        """应用模板设置到任务"""
-        # 添加效果
-        for effect in template_part.get('effects', []):
-            task.add_effect(effect)
-            
-        # 添加LUT
-        for lut in template_part.get('luts', []):
-            full_path = os.path.join(template_info.get("local_path", ""), lut)
-            task.add_lut(full_path.replace("\\", "/"))
-            
-        # 添加音频
-        for audio in template_part.get('audios', []):
-            full_path = os.path.join(template_info.get("local_path", ""), audio)
-            task.add_audios(full_path)
-            
-        # 添加覆盖层
-        for overlay in template_part.get('overlays', []):
-            full_path = os.path.join(template_info.get("local_path", ""), overlay)
-            task.add_overlay(full_path)
-            
-    def _cleanup_temp_files(self, task: RenderTask):
-        """清理临时文件"""
-        try:
-            template_dir = os.getenv("TEMPLATE_DIR", "")
-            if template_dir and template_dir not in task.output_file:
-                if os.path.exists(task.output_file):
-                    os.remove(task.output_file)
-                    logger.info("Cleaned up temp file: %s", task.output_file)
-            else:
-                logger.info("Skipped cleanup of template file: %s", task.output_file)
-        except OSError as e:
-            logger.warning("Failed to cleanup temp file %s: %s", task.output_file, e)

services/template_service.py

@@ -1,266 +0,0 @@
-import json
-import os
-import logging
-from abc import ABC, abstractmethod
-from typing import Dict, Any, Optional
-
-from opentelemetry.trace import Status, StatusCode
-
-from util.exceptions import TemplateError, TemplateNotFoundError, TemplateValidationError
-from util import api, oss
-from config.settings import get_storage_config
-from telemetry import get_tracer
-
-logger = logging.getLogger(__name__)
-
-class TemplateService(ABC):
-    """模板服务抽象接口"""
-    
-    @abstractmethod
-    def get_template(self, template_id: str) -> Optional[Dict[str, Any]]:
-        """
-        获取模板信息
-        
-        Args:
-            template_id: 模板ID
-            
-        Returns:
-            Dict[str, Any]: 模板信息，如果不存在则返回None
-        """
-        pass
-        
-    @abstractmethod
-    def load_local_templates(self):
-        """加载本地模板"""
-        pass
-        
-    @abstractmethod
-    def download_template(self, template_id: str) -> bool:
-        """
-        下载模板
-        
-        Args:
-            template_id: 模板ID
-            
-        Returns:
-            bool: 下载是否成功
-        """
-        pass
-        
-    @abstractmethod
-    def validate_template(self, template_info: Dict[str, Any]) -> bool:
-        """
-        验证模板
-        
-        Args:
-            template_info: 模板信息
-            
-        Returns:
-            bool: 验证是否通过
-        """
-        pass
-
-class DefaultTemplateService(TemplateService):
-    """默认模板服务实现"""
-    
-    def __init__(self):
-        self.templates: Dict[str, Dict[str, Any]] = {}
-        self.storage_config = get_storage_config()
-        
-    def get_template(self, template_id: str) -> Optional[Dict[str, Any]]:
-        """获取模板信息"""
-        if template_id not in self.templates:
-            # 尝试下载模板
-            if not self.download_template(template_id):
-                return None
-        return self.templates.get(template_id)
-        
-    def load_local_templates(self):
-        """加载本地模板"""
-        template_dir = self.storage_config.template_dir
-        if not os.path.exists(template_dir):
-            logger.warning("Template directory does not exist: %s", template_dir)
-            return
-            
-        for template_name in os.listdir(template_dir):
-            if template_name.startswith("_") or template_name.startswith("."):
-                continue
-                
-            target_path = os.path.join(template_dir, template_name)
-            if os.path.isdir(target_path):
-                try:
-                    self._load_template(template_name, target_path)
-                except Exception as e:
-                    logger.error("Failed to load template %s: %s", template_name, e)
-                    
-    def download_template(self, template_id: str) -> bool:
-        """下载模板"""
-        tracer = get_tracer(__name__)
-        with tracer.start_as_current_span("download_template") as span:
-            try:
-                span.set_attribute("template.id", template_id)
-                
-                # 获取远程模板信息
-                template_info = api.get_template_info(template_id)
-                if template_info is None:
-                    logger.warning("Failed to get template info: %s", template_id)
-                    return False
-                    
-                local_path = template_info.get('local_path')
-                if not local_path:
-                    local_path = os.path.join(self.storage_config.template_dir, str(template_id))
-                    template_info['local_path'] = local_path
-                    
-                # 创建本地目录
-                if not os.path.isdir(local_path):
-                    os.makedirs(local_path)
-                    
-                # 下载模板资源
-                overall_template = template_info.get('overall_template', {})
-                video_parts = template_info.get('video_parts', [])
-                
-                self._download_template_assets(overall_template, template_info)
-                for video_part in video_parts:
-                    self._download_template_assets(video_part, template_info)
-                    
-                # 保存模板定义文件
-                template_file = os.path.join(local_path, 'template.json')
-                with open(template_file, 'w', encoding='utf-8') as f:
-                    json.dump(template_info, f, ensure_ascii=False, indent=2)
-                    
-                # 加载到内存
-                self._load_template(template_id, local_path)
-                
-                span.set_status(Status(StatusCode.OK))
-                logger.info("Template downloaded successfully: %s", template_id)
-                return True
-                
-            except Exception as e:
-                span.set_status(Status(StatusCode.ERROR))
-                logger.error("Failed to download template %s: %s", template_id, e)
-                return False
-                
-    def validate_template(self, template_info: Dict[str, Any]) -> bool:
-        """验证模板"""
-        try:
-            local_path = template_info.get("local_path")
-            if not local_path:
-                raise TemplateValidationError("Template missing local_path")
-                
-            # 验证视频部分
-            for video_part in template_info.get("video_parts", []):
-                self._validate_template_part(video_part, local_path)
-                
-            # 验证整体模板
-            overall_template = template_info.get("overall_template", {})
-            if overall_template:
-                self._validate_template_part(overall_template, local_path)
-                
-            return True
-            
-        except TemplateValidationError:
-            raise
-        except Exception as e:
-            raise TemplateValidationError(f"Template validation failed: {e}")
-            
-    def _load_template(self, template_name: str, local_path: str):
-        """加载单个模板"""
-        logger.info("Loading template: %s (%s)", template_name, local_path)
-        
-        template_def_file = os.path.join(local_path, "template.json")
-        if not os.path.exists(template_def_file):
-            raise TemplateNotFoundError(f"Template definition file not found: {template_def_file}")
-            
-        try:
-            with open(template_def_file, 'r', encoding='utf-8') as f:
-                template_info = json.load(f)
-        except json.JSONDecodeError as e:
-            raise TemplateError(f"Invalid template JSON: {e}")
-            
-        template_info["local_path"] = local_path
-        
-        try:
-            self.validate_template(template_info)
-            self.templates[template_name] = template_info
-            logger.info("Template loaded successfully: %s", template_name)
-        except TemplateValidationError as e:
-            logger.error("Template validation failed for %s: %s. Attempting to re-download.", template_name, e)
-            # 模板验证失败，尝试重新下载
-            if self.download_template(template_name):
-                logger.info("Template re-downloaded successfully: %s", template_name)
-            else:
-                logger.error("Failed to re-download template: %s", template_name)
-                raise
-                
-    def _download_template_assets(self, template_part: Dict[str, Any], template_info: Dict[str, Any]):
-        """下载模板资源"""
-        local_path = template_info['local_path']
-        
-        # 下载源文件
-        if 'source' in template_part:
-            source = template_part['source']
-            if isinstance(source, str) and source.startswith("http"):
-                _, filename = os.path.split(source)
-                new_file_path = os.path.join(local_path, filename)
-                oss.download_from_oss(source, new_file_path)
-                
-                if filename.endswith(".mp4"):
-                    from util.ffmpeg import re_encode_and_annexb
-                    new_file_path = re_encode_and_annexb(new_file_path)
-                    
-                template_part['source'] = os.path.relpath(new_file_path, local_path)
-                
-        # 下载覆盖层
-        if 'overlays' in template_part:
-            for i, overlay in enumerate(template_part['overlays']):
-                if isinstance(overlay, str) and overlay.startswith("http"):
-                    _, filename = os.path.split(overlay)
-                    oss.download_from_oss(overlay, os.path.join(local_path, filename))
-                    template_part['overlays'][i] = filename
-                    
-        # 下载LUT
-        if 'luts' in template_part:
-            for i, lut in enumerate(template_part['luts']):
-                if isinstance(lut, str) and lut.startswith("http"):
-                    _, filename = os.path.split(lut)
-                    oss.download_from_oss(lut, os.path.join(local_path, filename))
-                    template_part['luts'][i] = filename
-                    
-        # 下载音频
-        if 'audios' in template_part:
-            for i, audio in enumerate(template_part['audios']):
-                if isinstance(audio, str) and audio.startswith("http"):
-                    _, filename = os.path.split(audio)
-                    oss.download_from_oss(audio, os.path.join(local_path, filename))
-                    template_part['audios'][i] = filename
-                    
-    def _validate_template_part(self, template_part: Dict[str, Any], base_dir: str):
-        """验证模板部分"""
-        # 验证源文件
-        source_file = template_part.get("source", "")
-        if source_file and not source_file.startswith("http") and not source_file.startswith("PLACEHOLDER_"):
-            if not os.path.isabs(source_file):
-                source_file = os.path.join(base_dir, source_file)
-            if not os.path.exists(source_file):
-                raise TemplateValidationError(f"Source file not found: {source_file}")
-                
-        # 验证音频文件
-        for audio in template_part.get("audios", []):
-            if not os.path.isabs(audio):
-                audio = os.path.join(base_dir, audio)
-            if not os.path.exists(audio):
-                raise TemplateValidationError(f"Audio file not found: {audio}")
-                
-        # 验证LUT文件
-        for lut in template_part.get("luts", []):
-            if not os.path.isabs(lut):
-                lut = os.path.join(base_dir, lut)
-            if not os.path.exists(lut):
-                raise TemplateValidationError(f"LUT file not found: {lut}")
-                
-        # 验证覆盖层文件
-        for overlay in template_part.get("overlays", []):
-            if not os.path.isabs(overlay):
-                overlay = os.path.join(base_dir, overlay)
-            if not os.path.exists(overlay):
-                raise TemplateValidationError(f"Overlay file not found: {overlay}")

template/__init__.py

@@ -4,66 +4,125 @@ import logging
 
 from telemetry import get_tracer
 from util import api, oss
-from services.template_service import DefaultTemplateService
 
+TEMPLATES = {}
 logger = logging.getLogger("template")
 
-# 全局模板服务实例
-_template_service = None
-
-def _get_template_service():
-    """获取模板服务实例"""
-    global _template_service
-    if _template_service is None:
-        _template_service = DefaultTemplateService()
-    return _template_service
-
-# 向后兼容的全局变量和函数
-TEMPLATES = {}
-
-def _update_templates_dict():
-    """更新全局TEMPLATES字典以保持向后兼容"""
-    service = _get_template_service()
-    TEMPLATES.clear()
-    TEMPLATES.update(service.templates)
-
 def check_local_template(local_name):
-    """向后兼容函数"""
+    template_def = TEMPLATES[local_name]
-    service = _get_template_service()
+    base_dir = template_def.get("local_path")
-    template_def = service.templates.get(local_name)
+    for video_part in template_def.get("video_parts", []):
-    if template_def:
+        source_file = video_part.get("source", "")
-        try:
+        if str(source_file).startswith("http"):
-            service.validate_template(template_def)
+            # download file
-        except Exception as e:
+            ...
-            logger.error(f"Template validation failed: {e}")
+        elif str(source_file).startswith("PLACEHOLDER_"):
-            raise
+            continue
+        else:
+            if not os.path.isabs(source_file):
+                source_file = os.path.join(base_dir, source_file)
+            if not os.path.exists(source_file):
+                logger.error(f"{source_file} not found, please check the template definition")
+                raise Exception(f"{source_file} not found, please check the template definition")
+        for audio in video_part.get("audios", []):
+            if not os.path.isabs(audio):
+                audio = os.path.join(base_dir, audio)
+            if not os.path.exists(audio):
+                logger.error(f"{audio} not found, please check the template definition")
+                raise Exception(f"{audio} not found, please check the template definition")
+        for lut in video_part.get("luts", []):
+            if not os.path.isabs(lut):
+                lut = os.path.join(base_dir, lut)
+            if not os.path.exists(lut):
+                logger.error(f"{lut} not found, please check the template definition")
+                raise Exception(f"{lut} not found, please check the template definition")
+        for mask in video_part.get("overlays", []):
+            if not os.path.isabs(mask):
+                mask = os.path.join(base_dir, mask)
+            if not os.path.exists(mask):
+                logger.error(f"{mask} not found, please check the template definition")
+                raise Exception(f"{mask} not found, please check the template definition")
+
 
 def load_template(template_name, local_path):
-    """向后兼容函数"""
+    global TEMPLATES
-    service = _get_template_service()
+    logger.info(f"加载视频模板定义：【{template_name}（{local_path}）】")
-    service._load_template(template_name, local_path)
+    template_def_file = os.path.join(local_path, "template.json")
-    _update_templates_dict()
+    if os.path.exists(template_def_file):
+        TEMPLATES[template_name] = json.load(open(template_def_file, 'rb'))
+        TEMPLATES[template_name]["local_path"] = local_path
+        try:
+            check_local_template(template_name)
+            logger.info(f"完成加载【{template_name}】模板")
+        except Exception as e:
+            logger.error(f"模板定义文件【{template_def_file}】有误，正在尝试重新下载模板", exc_info=e)
+            download_template(template_name)
+
 
 def load_local_template():
-    """加载本地模板（向后兼容函数）"""
+    for template_name in os.listdir(os.getenv("TEMPLATE_DIR")):
-    service = _get_template_service()
+        if template_name.startswith("_"):
-    service.load_local_templates()
+            continue
-    _update_templates_dict()
+        if template_name.startswith("."):
+            continue
+        target_path = os.path.join(os.getenv("TEMPLATE_DIR"), template_name)
+        if os.path.isdir(target_path):
+            load_template(template_name, target_path)
+
 
 def get_template_def(template_id):
-    """获取模板定义（向后兼容函数）"""
+    if template_id not in TEMPLATES:
-    service = _get_template_service()
+        download_template(template_id)
-    template = service.get_template(template_id)
+    return TEMPLATES.get(template_id)
-    _update_templates_dict()
-    return template
 
 def download_template(template_id):
-    """下载模板（向后兼容函数）"""
+    tracer = get_tracer(__name__)
-    service = _get_template_service()
+    with tracer.start_as_current_span("download_template"):
-    success = service.download_template(template_id)
+        template_info = api.get_template_info(template_id)
-    _update_templates_dict()
+        if template_info is None:
-    return success
+            return
+        if not os.path.isdir(template_info['local_path']):
+            os.makedirs(template_info['local_path'])
+        # download template assets
+        overall_template = template_info['overall_template']
+        video_parts = template_info['video_parts']
+        def _download_assets(_template):
+            if 'source' in _template:
+                if str(_template['source']).startswith("http"):
+                    _, _fn = os.path.split(_template['source'])
+                    new_fp = os.path.join(template_info['local_path'], _fn)
+                    oss.download_from_oss(_template['source'], new_fp)
+                    if _fn.endswith(".mp4"):
+                        from util.ffmpeg import re_encode_and_annexb
+                        new_fp = re_encode_and_annexb(new_fp)
+                    _template['source'] = os.path.relpath(new_fp, template_info['local_path'])
+            if 'overlays' in _template:
+                for i in range(len(_template['overlays'])):
+                    overlay = _template['overlays'][i]
+                    if str(overlay).startswith("http"):
+                        _, _fn = os.path.split(overlay)
+                        oss.download_from_oss(overlay, os.path.join(template_info['local_path'], _fn))
+                        _template['overlays'][i] = _fn
+            if 'luts' in _template:
+                for i in range(len(_template['luts'])):
+                    lut = _template['luts'][i]
+                    if str(lut).startswith("http"):
+                        _, _fn = os.path.split(lut)
+                        oss.download_from_oss(lut, os.path.join(template_info['local_path'], _fn))
+                        _template['luts'][i] = _fn
+            if 'audios' in _template:
+                for i in range(len(_template['audios'])):
+                    if str(_template['audios'][i]).startswith("http"):
+                        _, _fn = os.path.split(_template['audios'][i])
+                        oss.download_from_oss(_template['audios'][i], os.path.join(template_info['local_path'], _fn))
+                        _template['audios'][i] = _fn
+        _download_assets(overall_template)
+        for video_part in video_parts:
+            _download_assets(video_part)
+        with open(os.path.join(template_info['local_path'], 'template.json'), 'w', encoding='utf-8') as f:
+            json.dump(template_info, f)
+        load_template(template_id, template_info['local_path'])
+
 
 def analyze_template(template_id):
-    """分析模板（占位符函数）"""
+    ...
-    pass

util/api.py

@@ -24,14 +24,13 @@ def sync_center():
     通过接口获取任务
     :return: 任务列表
     """
-    from services import DefaultTemplateService
+    from template import TEMPLATES, download_template
-    template_service = DefaultTemplateService()
     try:
         response = session.post(os.getenv('API_ENDPOINT') + "/sync", json={
             'accessKey': os.getenv('ACCESS_KEY'),
             'clientStatus': util.system.get_sys_info(),
             'templateList': [{'id': t.get('id', ''), 'updateTime': t.get('updateTime', '')} for t in
-                             template_service.templates.values()]
+                             TEMPLATES.values()]
         }, timeout=10)
         response.raise_for_status()
     except requests.RequestException as e:
@@ -57,7 +56,7 @@ def sync_center():
         template_id = template.get('id', '')
         if template_id:
             logger.info("更新模板：【%s】", template_id)
-            template_service.download_template(template_id)
+            download_template(template_id)
     return tasks
 
 

util/exceptions.py

@@ -1,72 +0,0 @@
-class RenderWorkerError(Exception):
-    """RenderWorker基础异常类"""
-    def __init__(self, message: str, error_code: str = None):
-        super().__init__(message)
-        self.message = message
-        self.error_code = error_code or self.__class__.__name__
-
-class ConfigurationError(RenderWorkerError):
-    """配置错误"""
-    pass
-
-class TemplateError(RenderWorkerError):
-    """模板相关错误"""
-    pass
-
-class TemplateNotFoundError(TemplateError):
-    """模板未找到错误"""
-    pass
-
-class TemplateValidationError(TemplateError):
-    """模板验证错误"""
-    pass
-
-class TaskError(RenderWorkerError):
-    """任务处理错误"""
-    pass
-
-class TaskValidationError(TaskError):
-    """任务参数验证错误"""
-    pass
-
-class RenderError(RenderWorkerError):
-    """渲染处理错误"""
-    pass
-
-class FFmpegError(RenderError):
-    """FFmpeg执行错误"""
-    def __init__(self, message: str, command: list = None, return_code: int = None, stderr: str = None):
-        super().__init__(message)
-        self.command = command
-        self.return_code = return_code
-        self.stderr = stderr
-
-class EffectError(RenderError):
-    """效果处理错误"""
-    def __init__(self, message: str, effect_name: str = None, effect_params: str = None):
-        super().__init__(message)
-        self.effect_name = effect_name
-        self.effect_params = effect_params
-
-class StorageError(RenderWorkerError):
-    """存储相关错误"""
-    pass
-
-class APIError(RenderWorkerError):
-    """API调用错误"""
-    def __init__(self, message: str, status_code: int = None, response_body: str = None):
-        super().__init__(message)
-        self.status_code = status_code
-        self.response_body = response_body
-
-class ResourceError(RenderWorkerError):
-    """资源相关错误"""
-    pass
-
-class ResourceNotFoundError(ResourceError):
-    """资源未找到错误"""
-    pass
-
-class DownloadError(ResourceError):
-    """下载错误"""
-    pass