Aspect ratio changes when importing the footage to the Timeline

[Bhanu30917175q1fm]

hi,

please send me the solution for my problem.

mail : Personal info removed by Mod.

prob: 

im using after effects 

im importing a file into after effetcs, drag and drop to timeline

every time when i drag and drop to timeline. the file (image/mp4/composition..etc) the size dimensions are changed like hight is increased, width is decreased so its looking ugly. but i need perfect hight,width.

Title edited by Mod.

[Mylenium]

Read the online help on basics like footage interpretation and pixel aspect ratios. There is nothing wrong.

After Effects User Guide

Mylenium