You can use MOV to JPG Batch Converter to convert MOV to JPG in batch. Because it supports to add many video files and set parameters to them, then convert the batch files at a time. If you want to capture many images from video files, MOV to JPG Batch Converter is a good helper.

The tool application is free for trial and you can download it via clicking here. If you need the full function version, please buy a single-user personal license by clicking here. The main interface in Figure1 can give you the acquaintance to MOV to JPG Batch Converter. There is a table list in the middle of the interface, which is used to list all the video files to be converted. You can add MP4 files by clicking "Add Video File(s)" button or dragging the video files into the list from your computer. You can also remove MP4 file one by one by clicking on "Remove" button or remove all the files by clicking "Remove All" button. "Preview Video" button below the list is for previewing each video file in the list with the own player of MOV to JPG Batch Converter.

By clicking on "Options" button, you can open "Option" dialog box in which you can set several parameters to the output image files. Please see Figure2. To convert a part of MP4 to JPG image files in batch, you can set the start and end time of the video files in "Start (Sec)" and "End (Sec)" spin boxes. To control the image size and quality, you can specify the resolution and quality values in "Size (1 to 6000)" and "Quality: (0.01 to 255)" spin boxes. To ensure the output format, please choose "JPEG Image (*.jpg)" in "File Format" combo box. To obtain different number of image files, you can input the value of capture interval in "Interval (Sec)" spin box. Then click "OK" button to save all the changes.

Go on clicking on "Convert" button in Figure1 to open "Browse for Folder" dialog box. After choosing a directory for output images, you can click "OK" to run and fulfill the conversion. The conversion result is showed in Figure3.