从lurl和myppt自动下载媒体
这些是此脚本的所有版本。 只显示代码变更过的版本。
avoid to download multiple file
add origin to the header
fix many bugs
I use event to pass url to avoid block main proccess.
add default action
add cat video
Increase the robustness of the code
it add debug button
repaire download video repeatly
repair connect
