There are many Video Editing Tools. Most of them are very costly. But if you are looking for a simple solution then I suggest you to go for Avidemux. Avidemux is a simple video editor which is completely free. It is designed for simple editing of your video files. You can easily Edit, Cut, filter and encode your tasks. Avidemux supports many file formats like AVI, DVD compatible MPEG files, MPEG4, DV, MP4 and ASF, using a variety of codecs. You can also auotomate your tasks using projects, job queues and powerful scripting capabilities. You can easily create Video-DVD streams with “Auto” wizards.
Apart from the popular video formats it can also be used for editing your audio files. Avidemux comes with many video filters for Cropping and Resizing. There are many Deinterlacing and IVTC filters like Yadif, Kernel Deinterlacer, TDeint, Smart Deinterlace, mcDeinterlace, DGBob and Decomb Telecide. There are also filters for Denoising (FluxSmooth, denoise3d/hqdn3d, Stabilize, Temporal Cleaner, etc.), Sharpening (MSharpen, asharp, etc.), Color Correction and many more.
Avidemux is available for Windows, Linux, BSD and Mac OS X. It is released under the GNU GPL license.