Tutorial: Convert Multi-Format Images to WebP in One Click – Batch Process PNG, JPG, BMP, HEIC, AVIF Assets


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When image source materials are complex, folders often contain a mix of formats such as PNG, JPG, JPEG, BMP, HEIC, AVIF, and GIF. This article uses HeSoft Doc Batch Tool as an example to explain how to unify formats in batches using the image-to-WEBP conversion function. The article covers applicable scenarios, before-and-after effects, software interface operation steps, and precautions, helping users quickly convert multi-format images to WebP and improve material organization and webpage publishing efficiency.

In daily office work and content production, image assets often come from different sources: phone shots, design software exports, web downloads, client deliveries, old project backups, etc. Different sources likely mean different formats. You might find PNG, JPG, JPEG, BMP, HEIC, AVIF, GIF, and other formats coexisting in the same folder. Converting them one by one would be extremely inefficient if these assets are intended for web publishing or unified delivery.

This article introduces a more suitable method for batch office processing: using the Image to WEBP conversion feature in HeSoft Doc Batch Tool to convert images of different formats into WebP in one go. The core value of this office software lies in batch file processing, reducing repetitive clicks, repeated opening, and repeated 'Save As' operations. Below, we will fully explain the operation process with screenshots.

Applicable Scenario: Unifying Images from Multiple Sources into WebP

If you are responsible for uploading website images, you might want the image formats to be as uniform as possible for easier backend management and page referencing. If you handle e-commerce asset organization, you may need to deliver product images, detail page images, and promotional images uniformly to the frontend or operations team. If you are a designer, you might also need to organize various image formats into a WebP folder for easy preview and publishing.

The WebP format is widely used in web display. Compared to having a folder cluttered long-term with a mix of PNG, JPG, JPEG, BMP, HEIC, AVIF, and GIF files, batch converting the assets to WebP results in a clearer file structure and more convenient subsequent distribution. The efficiency advantage of batch conversion tools is particularly obvious when the number of images is not just a few, but dozens or even hundreds.

The processing objects in this article's example comprise 7 files. Although the number is not large, they already cover common multi-format mixed scenarios. The same method can also handle a much larger batch of image files.

Effect Preview: Non-uniform File Formats Before Conversion

The screenshot before processing shows the folder contains 1.avif, 2.bmp, 3.webp, 4.png, 5.jpeg, 6.heic, 7.gif. As can be seen, although these images are arranged by number, their extensions differ. For tasks requiring fast delivery, this situation increases communication and checking costs.

image-Multi-format image to WebP,PNG to WebP,JPG to WebP,BMP to WebP,HEIC to WebP,AVIF to WebP,batch image format conversion

For example, operations personnel might need to confirm which images can be uploaded directly and which need conversion; designers might need to verify which files are suitable for continued editing and which are just previews; developers might need to adapt different calling methods based on format. The more varied the file formats, the more likely unnecessary rework occurs in subsequent processes.

Effect Preview: Unified Output to .webp After Conversion

In the screenshot after processing, the original 7 files have all become WebP format, with file names 1.webp, 2.webp, 3.webp, 4.webp, 5.webp, 6.webp, 7.webp respectively. With extensions unified, a glance at the folder shows that format organization is complete.

image-Multi-format image to WebP,PNG to WebP,JPG to WebP,BMP to WebP,HEIC to WebP,AVIF to WebP,batch image format conversion

This result is very suitable for website asset directories, project delivery directories, or image publishing directories. Compared to manually saving one by one, batch conversion not only saves time but also reduces the probability of human error, such as missing a file, exporting to the wrong directory, inconsistent naming, etc.

Operation Step 1: Find Image to WEBP in the Software

After opening HeSoft Doc Batch Tool , you can see multiple tool categories on the left, including Home, Task Flow, All Tools, File Name, Folder Name, File Sorting, Word Tools, Excel Tools, PowerPoint Tools, PDF Tools, Text Tools, Image Tools, etc. Since this task involves image format conversion, you need to enter the Image Tools category.

image-Multi-format image to WebP,PNG to WebP,JPG to WebP,BMP to WebP,HEIC to WebP,AVIF to WebP,batch image format conversion

After entering Image Tools, multiple image processing functions are listed on the right. From the screenshot, Image to WEBP is the 13th item, described as 'Batch convert image files to WEBP format'. Clicking this function will take you to the specific batch conversion task page.

The key point of this step is to select the correct function. The software also provides features for converting images to PNG, images to BMP, images to GIF, images to JPEG, images to JPG, images to SVG, images to TIF, images to TIFF, images to TGA, images to AVIF, etc. If the target is WebP, you must enter Image to WEBP, not the entry for any other format conversion.

Operation Step 2: Import the Image Assets to Process

After entering the function page, the interface title displays as 'Image to WEBP'. The top right side of the page provides operation buttons such as 'Add File', 'Import Files from Folder', 'Clear', 'More', etc. According to the screenshot, it is currently at 'Step 1: Select records to process'.

image-Multi-format image to WebP,PNG to WebP,JPG to WebP,BMP to WebP,HEIC to WebP,AVIF to WebP,batch image format conversion

If your images are scattered in different locations, you can add them in batches using 'Add File'. If the images are all in the same directory, such as a specific project asset folder, it is recommended to use 'Import Files from Folder'. This allows you to import the images from the directory into the list all at once, saving time on individual selection.

After importing, the software displays the file information in a table. The example shows 7 records, named 1.avif, 2.bmp, 3.webp, 4.png, 5.jpeg, 6.heic, 7.gif. The path column shows these files are located in the D:\test directory, and the extension column clearly indicates the format of each file. Creation time and modification time are also shown synchronously, making it easier for the user to identify the files.

Operation Step 3: Confirm the Record Count and Extensions are Correct

The most important step in batch processing is not to start immediately, but to first confirm the processing list. The bottom of the screenshot shows a summary record count of 7, indicating this task will process 7 files. You can compare this number with the image count in the original folder to confirm if any were missed or extra ones added.

Simultaneously, the extension column should be checked. For instance, this example includes avif, bmp, webp, png, jpeg, heic, gif. For a task converting multiple image formats to WebP, this list meets expectations. If you only intend to convert PNG, JPG, or JPEG and don't want to process GIF or existing WebP files, you can delete the unwanted records in the operation column.

The operation column in the table provides a delete icon to remove a single record. The 'Clear' button at the top is suitable if the entire list was incorrectly selected. Through these checks and adjustments, the batch conversion task becomes more controllable.

Operation Step 4: Proceed to Set the Output Directory

After confirming the file list, click 'Next' at the bottom. The interface flow shows 'Step 2: Set save location'. Although the current screenshot does not show the specific details of the save location page, it's reasonable to infer from the workflow that the software will ask the user to specify the save location for the converted WebP files.

It is recommended not to arbitrarily place the output files on the desktop or in a temporary directory. A more prudent approach is to create a separate folder for the conversion results, such as 'projectname-webp', 'image-output-webp', or 'release-webp'. This facilitates checking and avoids confusion with the original images.

If the original images need long-term preservation, it is advisable not to delete them. The originals are suitable as backups and sources for subsequent editing, while the WebP files are suitable for web publishing, asset delivery, and unified archiving. By differentiating the original directory from the output directory, the risk of misoperation can be reduced.

Operation Step 5: Start Processing and Verify the Conversion Results

After completing the save location settings, proceed to 'Step 3: Start processing'. Based on the task list, the software will batch convert the imported image files to WebP format. After processing is complete, open the output directory to check if the corresponding number of .webp files has been generated.

The result in this example is 1.webp to 7.webp, corresponding one-to-one with the 7 files before processing. You can randomly open a few images to verify the content is normal, or quickly check against the file count, file names, and extensions. If used for a formal project, it is recommended to at least spot-check key images to ensure the visual quality meets requirements.

Common Questions and Notes

1. Can JPG and JPEG both be converted to WebP? As seen from the screenshot, the example includes 5.jpeg, and a corresponding WebP file was successfully generated in the results. JPG and JPEG are essentially common similar image extensions and are generally included in conversion needs during image format organization.

2. Why do HEIC images also need conversion? HEIC is common in phone photography scenarios, but not all office or web systems can easily use it directly. After batch conversion to WebP, it's more convenient for unified management and publishing within a project.

3. What happens after GIF to WebP conversion? The screenshot includes 7.gif, and 7.webp was generated after processing. Since the screenshot doesn't show the animated playback effect, it is recommended to open and check the GIF conversion result to confirm if it meets actual usage needs.

4. Will existing WebP files affect the task? The example includes 3.webp, and 3.webp still exists after processing. Whether to keep existing WebP files depends on your desire for a uniform output directory. If reprocessing is unnecessary, you can delete that record from the list.

5. How to avoid misprocessing after batch importing? Focus on three items: record count, file names, and extensions. Proceed to the next step only after confirming these are correct. For important projects, it is suggested to test with a few files first before processing all assets.

Summary: Making Image Format Unification a Standardized Office Workflow

Converting multi-format images to WebP seems like a simple task, but it can be very time-consuming in real office work. The more assets you have, the lower the efficiency of manual conversion, and the higher the chance of problems like missing files, wrong directories, and naming confusion. The 'Image to WEBP' function provided by HeSoft Doc Batch Tool can include multiple image formats in the same task list and output them uniformly as WebP files.

If you are organizing website images, e-commerce assets, design delivery files, or project image directories, you can follow the process in this article: go to Image Tools, select 'Image to WEBP', import files or folders, check records, set the save location, and finally start processing. Handing these repetitive tasks to a batch processing tool can make your image organization workflow more stable and free up time for more valuable content and design work.


KeywordMulti-format image to WebP , PNG to WebP , JPG to WebP , BMP to WebP , HEIC to WebP , AVIF to WebP , batch image format conversion
Creation Time2026-06-17 06:43:53

Disclaimer: All images, text, and video content on the website are for reference only and may not be the latest, correct, or accurate. In case of any dispute, please refer to the actual experience effect!

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