4.2 KiB
4.2 KiB
Load Video (Path) 🎥🅥🅗🅢
Documentation
- Class name: VHS_LoadVideoPath
- Category: Video Helper Suite 🎥🅥🅗🅢
- Output node: False
- Repo Ref: https://github.com/Kosinkadink/ComfyUI-VideoHelperSuite.git
VHS_LoadVideoPath节点用于从指定路径加载视频文件,以便整合到视频处理工作流程中。它确保视频文件可访问,验证路径,并为视频的后续处理或分析任务做好准备。
Input types
Required
- video
- 指定要加载的视频文件的路径,使节点能够访问和处理视频。
- Comfy dtype: STRING
- Python dtype: str
- force_rate
- 决定对加载的视频强制执行的帧率,允许在不同视频之间进行一致的帧率处理。
- Comfy dtype: INT
- Python dtype: int
- force_size
- 允许指定视频的所需分辨率,便于视频尺寸标准化处理。
- Comfy dtype: COMBO[STRING]
- Python dtype: str
- custom_width
- 设置视频的自定义宽度,使对视频尺寸进行精确控制。
- Comfy dtype: INT
- Python dtype: int
- custom_height
- 设置视频的自定义高度,使对视频尺寸进行精确控制。
- Comfy dtype: INT
- Python dtype: int
- frame_load_cap
- 限制从视频中加载的帧数,有助于在内存约束内处理视频。
- Comfy dtype: INT
- Python dtype: int
- skip_first_frames
- 跳过视频中的指定数量的初始帧,有助于在视频的后续部分开始处理。
- Comfy dtype: INT
- Python dtype: int
- select_every_nth
- 选择每第n帧进行加载,允许对视频帧进行稀疏采样。
- Comfy dtype: INT
- Python dtype: int
Optional
- meta_batch
- 将加载的视频与特定批次关联,便于在视频助手套件中进行批处理操作。
- Comfy dtype: VHS_BatchManager
- Python dtype: VHS_BatchManager
Output types
- IMAGE
- Comfy dtype: IMAGE
- 加载的视频帧作为图像,准备进一步处理。
- Python dtype: List[Image]
- frame_count
- Comfy dtype: INT
- 从视频中加载的帧总数。
- Python dtype: int
- audio
- Comfy dtype: VHS_AUDIO
- 从视频中提取的音轨(如果有)。
- Python dtype: VHS_AUDIO
- video_info
- Comfy dtype: VHS_VIDEOINFO
- 有关加载视频的元数据和信息。
- Python dtype: VHS_VIDEOINFO
Usage tips
- Infra type: CPU
- Common nodes: unknown
Source code
class LoadVideoPath:
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"video": ("STRING", {"default": "X://insert/path/here.mp4", "vhs_path_extensions": video_extensions}),
"force_rate": ("INT", {"default": 0, "min": 0, "max": 60, "step": 1}),
"force_size": (["Disabled", "Custom Height", "Custom Width", "Custom", "256x?", "?x256", "256x256", "512x?", "?x512", "512x512"],),
"custom_width": ("INT", {"default": 512, "min": 0, "max": DIMMAX, "step": 8}),
"custom_height": ("INT", {"default": 512, "min": 0, "max": DIMMAX, "step": 8}),
"frame_load_cap": ("INT", {"default": 0, "min": 0, "max": BIGMAX, "step": 1}),
"skip_first_frames": ("INT", {"default": 0, "min": 0, "max": BIGMAX, "step": 1}),
"select_every_nth": ("INT", {"default": 1, "min": 1, "max": BIGMAX, "step": 1}),
},
"optional": {
"meta_batch": ("VHS_BatchManager",)
},
"hidden": {
"unique_id": "UNIQUE_ID"
},
}
CATEGORY = "Video Helper Suite 🎥🅥🅗🅢"
RETURN_TYPES = ("IMAGE", "INT", "VHS_AUDIO", "VHS_VIDEOINFO",)
RETURN_NAMES = ("IMAGE", "frame_count", "audio", "video_info",)
FUNCTION = "load_video"
def load_video(self, **kwargs):
if kwargs['video'] is None or validate_path(kwargs['video']) != True:
raise Exception("video is not a valid path: " + kwargs['video'])
return load_video_cv(**kwargs)
@classmethod
def IS_CHANGED(s, video, **kwargs):
return hash_path(video)
@classmethod
def VALIDATE_INPUTS(s, video, **kwargs):
return validate_path(video, allow_none=True)