Have you ever searched for a kind of application which can capture images in a video file before? If you want to convert AVI to PNG images in batch, AVI to PNG Batch Converter will be an excellent helper. It enables users to set the image size and image quality in the batch conversion. It also allows capturing images according to different time intervals.

AVI to PNG Batch Converter is free for downloading and evaluating by clicking here. If you want to use all functions without any limitations, you can buy a single-user personal license for it via clicking here. You can also but single-user commercial license, multiple-user personal license multiple-user commercial license at the website.

You can see the user interface (UI) of AVI to PNG Batch Converter in Figure 1, in which there is a video file list in the middle. You can add video files in the list by clicking "Add Video File(s)" button or dragging the files from the disks to the list. You can also right click the mouse in the file list and choose "Add files" option to add files. "Remove" button is used to remove or delete some image file, while "Remove All" is for removing all the image file at a time. To preview the listed video file, you can click "Preview Video".

Clicking on "Options" button, you will get a dialog box titled "Option" in which you can set the parameters to the PNG images. Please see it in Figure 2. You can set the start and end time when converting AVI to PNG in batch in "Start (Sec)" and "End (Sec)" spin boxes. For controlling the size of PNG images, you should specify the resolution of the images by setting the width and height in "Size (1 to 6000)" spin box. The image quality can be set in "Quality: (0.01 to 255)" spin box. Of course, in "File Format" combo box, you should choose the output format as "Portable Network Graphics (*.png)". If you want to capture more images, please decrease the value in "Interval (Sec)" spin box. On the contrary, the value should be increased. Please click "OK" button to save all the changes and click "Convert" button in the UI of AVI to PNG Batch Converter to specify the path for the PNG images.

Several seconds later, you will get the target PNG images on your computer. Please see the results in Figure3 and Figure4.