For example: there are two video files, "[Heros][XVID].avi" and "M4V20018.MP4", you want to convert these two video files to play on your iPod touch.
Step 1: Run RZ Video Converter first
Step 2: Click "Add button" to add the source media files ""[Heros][XVID].avi" and "M4V20018.MP4" into RZ Video Converter, or directly drag and drop the source media files into RZ Video Converter. You can click "Play button or " to preview the source media files.
Step 3: Check "SINGLE" and select a target profile, such as "iPod H.264 Movie(High Quality) (.mp4) Default for iPod"
1. Click "Play button" on "Source file" you will preview the source videos.
2. Click "Play button" on "Target Proflie" you will preview the target videos with this target profile.
3. Resize the video by preserving the aspect ratio, this might add black bars on the target video edges, and we use the blue bars when you preview the target videos.
You can click Output Option button to adjust resize mode(Stretch or Keep ratio), video resolution, video bitrate, video frame rate, aspect ratio, audio encoder, audio bitrate, audio sample rate, audio channels, etc.
Step 4: Here you should select a hard disk folder, and click "Start button".
After conversion finished, goto the target folder, then you can add the mp4 videos into iTunes and sync it to your iPod touch.
Tips: If you want to convert "[Heros][XVID].avi" to play on your iPod touch, and convert "M4V20018.MP4" to play on your PSP, you should:
Double Click "M4V20018.MP4 Profile" in the source files list:
and you will see following dialog:
Click "iPod Target Profiles", change it to "PSP Target Profiles", then click "OK button"