I am not sure I got your main idea, do you want to flip video? If so, I think VLC is a good choice, I didn't use Adobe to flip my video before. Choose the "Effects and Filters" option under "Tools" menu. And then a new window will pop up, go to "Video Effects" tab and then select "Geometry" tab. Tick the checkbox in front of "Transform" and pick "Flip Horizontally" or "Flip Vertically" from the drop-down menu. Well, these words are copied from http://www.videoconverterfactory.com/tips/mirror-videos.html, here is a more detailed guide, you can take a look.
I am not sure I got your main idea, do you want to flip video? If so, I think VLC is a good choice, I didn't use Adobe to flip my video before. Choose the "Effects and Filters" option under "Tools" menu. And then a new window will pop up, go to "Video Effects" tab and then select "Geometry" tab. Tick the checkbox in front of "Transform" and pick "Flip Horizontally" or "Flip Vertically" from the drop-down menu. Well, these words are copied from http://www.videoconverterfactory.com/tips/mirror-videos.html, here is a more detailed guide, you can take a look.