python_基于主视频删减片段并插入镜头视频
importpyJianYingDraftasdraftfrompyJianYingDraftimporttrange,ClipSettings,tim def create_jianying_draft_from_clips(draft_name,main_video_path,delete_ranges,lens_info_dict,draft_folder_path):# 时间格式转换函数(处理00:00:01,640格式)def convert_time(time_str): h,m,s_ms=time_str.replace(',','.').split(':')returnf"{int(h)}h{int(m)}m{s_ms}s"# 1、创建草稿文件夹实例draft_folder=draft.DraftFolder(draft_folder_path)# 创建新草稿(使用主视频的分辨率)main_mat=draft.VideoMaterial(main_video_path)script=draft_folder.create_draft(draft_name,main_mat.width,main_mat.height,)# 2、计算出主视频的剩余目标区间并添加到草稿中def add_main_video_segments(): script.add_track(draft.TrackType.video,"video_track")# 创建视频轨道# 解析删除区间（转换为微秒，并按起始时间排序）parsed_deletes=[]forstart_str,end_strindelete_ranges:start=tim(convert_time(start_str))# 转换为微秒end=tim(convert_time(end_str))parsed_deletes.append((start,end))# 按起始时间排序，确保区间顺序正确（避免交叉区间导致计算错误）parsed_deletes.sort(key=lambda x: x[0])# 3. 获取视频总时长video_material=draft.VideoMaterial(main_video_path)total_duration=video_material.duration# 微秒# 4. 动态计算保留区间keep_ranges=[]prev_end=0# 上一个区间的结束位置fordelete_start,delete_endinparsed_deletes:# 若当前删除区间的起点 > 上一个区间的终点，说明中间有需要保留的部分ifdelete_start>prev_end: keep_ranges.append((prev_end,delete_start))# 更新上一个区间的终点为当前删除区间的终点prev_end=max(prev_end,delete_end)# 处理区间重叠的情况# 添加最后一个保留区间（从最后一个删除区间的终点到视频结束）ifprev_end<total_duration: keep_ranges.append((prev_end,total_duration))print("保留的视频片段时间区间",keep_ranges)# 5. 截取并拼接保留的片段current_start=0# 轨道上的起始位置（确保无缝拼接）forkeep_start,keep_endinkeep_ranges:ifkeep_start>=keep_end:continue# 跳过无效区间# 截取素材中[keep_start, keep_end)的片段segment=draft.VideoSegment(video_material,target_timerange=trange(current_start,keep_end-keep_start),# 轨道上的位置和时长source_timerange=trange(keep_start,keep_end-keep_start)# 素材中截取的区间)script.add_segment(segment,"video_track")current_start+=(keep_end-keep_start)# 更新下一段的起始位置# 3、添加镜头视频def add_lens_videos():forlens_name,lens_infoinlens_info_dict.items(): lens_video_path,lens_start_time=lens_info lens_video_material=draft.VideoMaterial(lens_video_path)start_time=tim(convert_time(lens_start_time))# 创建视频轨道script.add_track(draft.TrackType.video,track_name=lens_name,relative_index=1)# 创建镜头片段lens_segment=draft.VideoSegment(lens_video_material,trange(start_time,lens_video_material.duration),# 关键设置：强制缩放镜头视频以填充整个画布，确保完全覆盖clip_settings=ClipSettings(scale_x=main_mat.width/lens_video_material.width,# 按宽度比例缩放scale_y=main_mat.height/lens_video_material.height,# 按高度比例缩放))# 添加片段到对应轨道script.add_segment(lens_segment,lens_name)add_main_video_segments()add_lens_videos()script.save()draft_name="草稿名称4"main_video_path=r"C:\Users\Jordan\Downloads\【25-41格雷灰】【脚本_2】\【25-41格雷灰】【脚本_1】.mp4"delete_ranges=[("00:00:01,640","00:00:02,640"),("00:00:03,640","00:00:04,640")]lens_info_dict={"镜头A":[r"C:\Users\Jordan\Downloads\【25-41格雷灰】【脚本_2】\【25-41格雷灰】【镜头_拉链】.MP4","00:00:01,640"],"镜头B":[r"D:\Desktop\20251206223742_rec_.mp4","00:00:06,640"]} draft_folder_path=r"D:\download_software\JianyingPro Drafts"create_jianying_draft_from_clips(draft_name,main_video_path,delete_ranges,lens_info_dict,draft_folder_path)
