VideoWriter.py 文件源码

def write_video_clip_to_file(self, video_clip: VideoClip, output_path: Opt[str] = None, *,
                                 audio: Union[str, bool] = True, verbose: bool = False, progress_bar: bool = True,
                                 **kwargs):
        """
        Writes a video clip to file in the specified directory

        Parameters
        ----------
        video_clip

        output_path

        audio
            Audio for the video clip. Can be True to enable, False to disable, or an external audio file.

        verbose
            Whether output to stdout should include extra information during writing

        progress_bar
            Whether to output progress information to stdout

        kwargs
            List of other keyword arguments to pass to moviepy's write_videofile
        """
        # Prepend crf to ffmpeg_params
        ffmpeg_params = ['-crf', str(self.crf)] + self.ffmpeg_params
        audio_bitrate = str(self.audio_bitrate) + 'k'

        video_clip.write_videofile(output_path, audio=audio,
                                   preset=self.preset, codec=self.codec, audio_codec=self.audio_codec,
                                   audio_bitrate=audio_bitrate, ffmpeg_params=ffmpeg_params, **kwargs, verbose=verbose,
                                   progress_bar=progress_bar)

        return output_path