videoservice.py 文件源码

python
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项目:vidcutter 作者: ozmartian 项目源码 文件源码
def __init__(self, parent=None):
        super(VideoService, self).__init__(parent)
        self.parent = parent
        self.logger = logging.getLogger(__name__)
        try:
            self.backends = VideoService.findBackends()
            self.proc = VideoService.initProc()
            if hasattr(self.proc, 'errorOccurred'):
                self.proc.errorOccurred.connect(self.cmdError)
            self.lastError = ''
            self.media, self.source = None, None
            self.keyframes = []
            self.streams = Munch()
        except FFmpegNotFoundException as e:
            self.logger.exception(e.msg, exc_info=True)
            QMessageBox.critical(getattr(self, 'parent', None), 'Missing libraries', e.msg, QMessageBox.Ok)
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