> 2021年1月18日 下午2:22，liuqi05 写道：
>
> because there have no Initialization in SegmentTemplate,
> so it will have no init_section for init segment file.
> but in the is_common_init_section_exist function it will be used for
> check to url, url_offset and size, so check init_section
> before use in
because there have no Initialization in SegmentTemplate,
so it will have no init_section for init segment file.
but in the is_common_init_section_exist function it will be used for
check to url, url_offset and size, so check init_section
before use init_section.
And fix code style in is_common_init
