After you select an output aspect ratio and finish the crop, the result can be previewed in the Preview window of the program main interface.ģ. There are four choices available: Full screen, Keep original, 16:9 and 4:3. You can set each value to crop your movie video, and the crop frame will move accordingly.īefore you start to crop your movie video, you can select an output aspect ratio from the Zoom list. There are four crop values on the lower left part of the crop window: Up, Down, Left and right. Method 3: Crop by setting the crop values To crop your movie video, you can just move your mouse cursor to an adjustment box and drag the crop frame. Each line allows you to crop the movie video from a different position. There are four adjustment lines on the crop frame. The crop frame is the dashed line around the movie video. Method 2: Crop by adjusting the crop frame There are three pre-set crop modesįor your choice: No Crop, Cut off top and bottom black edges, Cut off top black edge. Select a crop mode in the crop mode drop-down list and click OK to save the crop. There are three methods available to crop your video: With Aiseesoft FLV to MP3 Converter you can remove the black edges around your movie video by checking the 'Crop' option and customize your movie. If you just want to convert a clip from your movie, you can click the 'Trim' button to open the Trim dialog, you can trim a video file by clipping a duration of the video by either dragging the Start Time and End Time sliders or setting the time parameters in each corresponding field.Īfter you set the trimming time, the length of the captured clip will be shown in the Select Length box for your reference. Click 'Custom Profile' button to set your audio parameters.Ĭlick 'Convert All' button to start your conversion and it will be finished in a short while. Select the MP3 format from the 'Convert All to' drop-down list. Click the 'Add Files' button or the '+'button to import your FLV files, or you can directly drag those files to the program.

How to convert flv to mp3 online