first way - is to use the program to work with video files Vegas Pro.Set yourself the program and load a video file that you want to deploy.Then get on the toolbar Event Pan / Crop and click on it to open the window in which you can expand the entry.
Enlarge video using the mouse scroller.Click the left button on the video and hold down and turn the mouse on the video 90 degrees in the right direction in a clockwise or counter-clockwise.
also deploy video in the program by opening the menu Rotation Angle section and specifying the desired angle of rotation in the settings manually.The program will show you the dotted frame which area of ​
​the video will be visible after the turn.
Turning recording, adjust the aspect ratio and the size of its window.Align the upper and lower bounds, pulling their mouse button.To keep the aspect ratio when you resize or stretch brings together the lateral boundaries, holding down Ctrl.
second way to rotate the video - is the use of the program Virtual Dub.The program is free, takes up very little space and is easy to find online, download and install on your computer.Start Virtual Dub and open the file.
Then, in the Video menu, select the Compression and specify the type of compression (for example, DivX).Go to the Audio menu and also, open Compression, specifying the type of audio compression (MP3).
Now Video menu, open the Filters.An empty box in which you need to click the Add button and choose Rotate from the list of filters.Specify the degree of rotation (90 clockwise or counterclockwise), and then click OK, and then save the video in the right format.