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feat(update_script): 添加成品视频时间范围计算功能

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- 在 update_script_timestamps 函数中添加 calculate_edited_timerange 参数
- 实现成品视频时间范围的计算并添加到脚本列表中
- 修改输出格式，增加 EditedTimeRange 字段
This commit is contained in:
linyq 2025-05-07 11:09:21 +08:00
parent ecab257b75
commit fcf568963a
1 changed files with 35 additions and 5 deletions
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40
app/services/update_script.py
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@ -67,7 +67,8 @@ def update_script_timestamps(
script_list: List[Dict[str, Any]],
video_result: Dict[Union[str, int], str],
audio_result: Dict[Union[str, int], str] = None,
subtitle_result: Dict[Union[str, int], str] = None
subtitle_result: Dict[Union[str, int], str] = None,
calculate_edited_timerange: bool = True
) -> List[Dict[str, Any]]:
"""
根据 video_result 中的视频文件更新 script_list 中的时间戳，添加持续时间，
@ -78,6 +79,7 @@ def update_script_timestamps(
video_result: 视频结果字典，键为原时间戳或_id，值为视频文件路径
audio_result: 音频结果字典，键为原时间戳或_id，值为音频文件路径
subtitle_result: 字幕结果字典，键为原时间戳或_id，值为字幕文件路径
calculate_edited_timerange: 是否计算并添加成品视频中的时间范围
Returns:
更新后的脚本列表
@ -95,6 +97,9 @@ def update_script_timestamps(
'video_path': video_path
}
# 计算累积时长，用于生成成品视频中的时间范围
accumulated_duration = 0.0
# 更新脚本中的时间戳
for item in script_list:
item_copy = item.copy()
@ -120,18 +125,41 @@ def update_script_timestamps(
item_copy['subtitle'] = subtitle_result[orig_timestamp]
# 更新时间戳和计算持续时间
current_duration = 0.0
if item_id and item_id in id_timestamp_mapping:
# 根据ID找到对应的新时间戳
item_copy['sourceTimeRange'] = id_timestamp_mapping[item_id]['new_timestamp']
item_copy['duration'] = calculate_duration(item_copy['sourceTimeRange'])
current_duration = calculate_duration(item_copy['sourceTimeRange'])
item_copy['duration'] = current_duration
elif orig_timestamp in id_timestamp_mapping:
# 根据原始时间戳找到对应的新时间戳
item_copy['sourceTimeRange'] = id_timestamp_mapping[orig_timestamp]['new_timestamp']
item_copy['duration'] = calculate_duration(item_copy['sourceTimeRange'])
current_duration = calculate_duration(item_copy['sourceTimeRange'])
item_copy['duration'] = current_duration
elif orig_timestamp:
# 对于未更新的时间戳，也计算并添加持续时间
item_copy['sourceTimeRange'] = orig_timestamp
item_copy['duration'] = calculate_duration(orig_timestamp)
current_duration = calculate_duration(orig_timestamp)
item_copy['duration'] = current_duration
# 计算片段在成品视频中的时间范围
if calculate_edited_timerange and current_duration > 0:
start_time_seconds = accumulated_duration
end_time_seconds = accumulated_duration + current_duration
# 将秒数转换为 HH:MM:SS 格式
start_h = int(start_time_seconds // 3600)
start_m = int((start_time_seconds % 3600) // 60)
start_s = int(start_time_seconds % 60)
end_h = int(end_time_seconds // 3600)
end_m = int((end_time_seconds % 3600) // 60)
end_s = int(end_time_seconds % 60)
item_copy['editedTimeRange'] = f"{start_h:02d}:{start_m:02d}:{start_s:02d}-{end_h:02d}:{end_m:02d}:{end_s:02d}"
# 更新累积时长
accumulated_duration = end_time_seconds
updated_script.append(item_copy)
@ -202,4 +230,6 @@ if __name__ == '__main__':
updated_list_script = update_script_timestamps(list_script, video_res, audio_res, sub_res)
for item in updated_list_script:
print(
f"ID: {item['_id']} | Picture: {item['picture'][:20]}... | Timestamp: {item['timestamp']} | SourceTimeRange: {item['sourceTimeRange']} | Duration: {item['duration']} 秒 | Audio: {item['audio']} | Subtitle: {item['subtitle']}")
f"ID: {item['_id']} | Picture: {item['picture'][:20]}... | Timestamp: {item['timestamp']} | " +
f"SourceTimeRange: {item['sourceTimeRange']} | EditedTimeRange: {item.get('editedTimeRange', '')} | " +
f"Duration: {item['duration']} 秒 | Audio: {item['audio']} | Subtitle: {item['subtitle']}")