124 lines
5.5 KiB
Python
124 lines
5.5 KiB
Python
import json
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import os
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import logging
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from util import api, oss
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TEMPLATES = {}
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logger = logging.getLogger("template")
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def check_local_template(local_name):
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template_def = TEMPLATES[local_name]
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base_dir = template_def.get("local_path")
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for video_part in template_def.get("video_parts", []):
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source_file = video_part.get("source", "")
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if str(source_file).startswith("http"):
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# download file
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...
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elif str(source_file).startswith("PLACEHOLDER_"):
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continue
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else:
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if not os.path.isabs(source_file):
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source_file = os.path.join(base_dir, source_file)
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if not os.path.exists(source_file):
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logger.error(f"{source_file} not found, please check the template definition")
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raise Exception(f"{source_file} not found, please check the template definition")
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for audio in video_part.get("audios", []):
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if not os.path.isabs(audio):
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audio = os.path.join(base_dir, audio)
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if not os.path.exists(audio):
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logger.error(f"{audio} not found, please check the template definition")
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raise Exception(f"{audio} not found, please check the template definition")
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for lut in video_part.get("luts", []):
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if not os.path.isabs(lut):
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lut = os.path.join(base_dir, lut)
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if not os.path.exists(lut):
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logger.error(f"{lut} not found, please check the template definition")
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raise Exception(f"{lut} not found, please check the template definition")
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for mask in video_part.get("overlays", []):
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if not os.path.isabs(mask):
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mask = os.path.join(base_dir, mask)
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if not os.path.exists(mask):
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logger.error(f"{mask} not found, please check the template definition")
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raise Exception(f"{mask} not found, please check the template definition")
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def load_template(template_name, local_path):
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global TEMPLATES
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logger.info(f"加载视频模板定义：【{template_name}（{local_path}）】")
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template_def_file = os.path.join(local_path, "template.json")
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if os.path.exists(template_def_file):
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TEMPLATES[template_name] = json.load(open(template_def_file, 'rb'))
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TEMPLATES[template_name]["local_path"] = local_path
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try:
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check_local_template(template_name)
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logger.info(f"完成加载【{template_name}】模板")
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except Exception as e:
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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)
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download_template(template_name)
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def load_local_template():
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for template_name in os.listdir(os.getenv("TEMPLATE_DIR")):
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if template_name.startswith("_"):
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continue
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if template_name.startswith("."):
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continue
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target_path = os.path.join(os.getenv("TEMPLATE_DIR"), template_name)
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if os.path.isdir(target_path):
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load_template(template_name, target_path)
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def get_template_def(template_id):
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if template_id not in TEMPLATES:
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download_template(template_id)
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return TEMPLATES.get(template_id)
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def download_template(template_id):
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template_info = api.get_template_info(template_id)
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if not os.path.isdir(template_info['local_path']):
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os.makedirs(template_info['local_path'])
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# download template assets
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overall_template = template_info['overall_template']
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video_parts = template_info['video_parts']
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def _download_assets(_template):
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if 'source' in _template:
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if str(_template['source']).startswith("http"):
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_, _fn = os.path.split(_template['source'])
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new_fp = os.path.join(template_info['local_path'], _fn)
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oss.download_from_oss(_template['source'], new_fp)
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if _fn.endswith(".mp4"):
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from util.ffmpeg import re_encode_and_annexb
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new_fp = re_encode_and_annexb(new_fp)
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_template['source'] = os.path.relpath(new_fp, template_info['local_path'])
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if 'overlays' in _template:
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for i in range(len(_template['overlays'])):
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overlay = _template['overlays'][i]
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if str(overlay).startswith("http"):
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_, _fn = os.path.split(overlay)
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oss.download_from_oss(overlay, os.path.join(template_info['local_path'], _fn))
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_template['overlays'][i] = _fn
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if 'luts' in _template:
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for i in range(len(_template['luts'])):
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lut = _template['luts'][i]
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if str(lut).startswith("http"):
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_, _fn = os.path.split(lut)
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oss.download_from_oss(lut, os.path.join(template_info['local_path'], _fn))
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_template['luts'][i] = _fn
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if 'audios' in _template:
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for i in range(len(_template['audios'])):
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if str(_template['audios'][i]).startswith("http"):
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_, _fn = os.path.split(_template['audios'][i])
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oss.download_from_oss(_template['audios'][i], os.path.join(template_info['local_path'], _fn))
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_template['audios'][i] = _fn
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_download_assets(overall_template)
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for video_part in video_parts:
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_download_assets(video_part)
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with open(os.path.join(template_info['local_path'], 'template.json'), 'w', encoding='utf-8') as f:
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json.dump(template_info, f)
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load_template(template_id, template_info['local_path'])
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def analyze_template(template_id):
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...
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