Among multimedia formats, MP4 and WebP are two common formats that are used for different reasons. MP4, the universal format of videos, is highly adaptable and cross-platform compatible.
WebP, the image format developed by Google, offers excellent compression with little to no quality loss, making it perfect for web use.
This tutorial explains exactly how to convert MP4 into WebP to optimize your content for the web and achieve faster load times.
Why Convert MP4 to WebP?
The MP4 to WebP conversion can add significant value to your website’s speed. WebP images load faster than videos, creating a more natural user experience.
When placed on the web, WebP’s small size and fast speed prevent bounces and aid in SEO.
If you want to show a video clip or animation but don’t need the weight of a full video file, then MP4 frame to WebP conversion is your solution.
Understanding how to Convert MP4 into WebP
MP4 and WebP are two very different file types: MP4 is a video file format, and WebP is for images. You need to extract each frame from the MP4 and convert it to a WebP image.
For animated WebP images, frames are stitched into a loop, similar to an animated GIF. Let’s examine some of the tools and processes for performing this conversion.
Tools Required for Conversion
MP4 to WebP conversion can be performed by many tools, from advanced software to free online tools. Below is a comprehensive list of recommended tools:
- FFmpeg: A powerful open-source command-line multimedia processor for extracting and converting frames
- Adobe Photoshop: For editing frames and saving them as WebP images, especially for animated WebPs
- Web Conversion Software: Sites such as CloudConvert or Convertio make MP4 to WebP conversion a straightforward task
Your choice of tool depends on your software skills and the size of your project.
How to Convert MP4 into WebP Using FFmpeg
FFmpeg is one of the fastest converters for MP4 to WebP conversion. Here’s how you can use it to extract frames and convert them:
1. Download and Install FFmpeg
Install FFmpeg from the official website. If you’re using a command line, remember to include it in your system’s PATH.
2. Extract Frames from MP4
Extract frames with this command:
ffmpeg -i yourfile.mp4 -vf "fps=10" frames/frame%04d.png
Here, fps=10 means 10 frames per second will be extracted. Adjust this according to your video needs.
3. Convert Frames to WebP
Once frames have been extracted, convert them to WebP:
ffmpeg -i frames/frame%04d.png -qscale 80 output%04d.webp
Adjust qscale to control quality — lower quality requires a higher qscale value.
How to Convert MP4 into WebP using Adobe Photoshop
If you’re familiar with Adobe Photoshop, it serves as another excellent MP4 to WebP converter for animated sequences.
1. Import MP4 File
- Open Photoshop
- “Import” your MP4 file
- Decompile the video frames into layers
2. Edit and Adjust Frames (Optional)
- Make adjustments as desired for individual frames or the entire sequence
3. Export as WebP
- Navigate to File > Export > Save for Web (Legacy)
- Choose WebP as the file type and set your desired compression level
This method provides more control over each frame and animation parameter.
Online MP4 to WebP Conversion Software
Online converters offer quick and convenient solutions when you need immediate conversion without downloading programs.
1. Select a Converter
CloudConvert, Convertio, or EZGIF are common choices. Visit one of these platforms and upload your MP4 video.
2. Set Conversion Parameters
Configure parameters such as framerate and compression (if applicable) and select WebP as the output format.
3. Download the Converted WebP
Once converted, save the WebP file to your computer. All websites provide a preview so you can verify the result.
Note: Online tools are convenient for small files, but desktop software might be necessary for larger files due to size limits.
How to Convert MP4 into WebP Using Batch Scripts
Scripting is time-saving, especially when working with multiple files that require regular conversions.
1. Create a Python Script
Install Python and script the frame extraction and WebP conversion using moviepy and Pillow.
2. Write the Script
Load the MP4 file in Python code, extract frames, and save them as WebP files. This configuration is ideal for developers or users who need to process files in bulk.
Batch processing automates the conversions and is effective for larger projects with repetitive data.
Common Issues and Troubleshooting
Common problems include lossy extracted frames, compression issues, and large file sizes. To overcome these:
- Verify Quality Settings: Ensure you’ve selected the highest quality settings in FFmpeg or your chosen tool
- Reduce Frame Rate: Decreasing the fps during extraction can reduce the final file size
- Utilize Optimization Tools: Tools such as WebP-Optimize can optimize the file while maintaining quality
Related Post: MP3 vs MPG
Frequently Asked Questions
Can I turn MP4 to animated WebP on my computer?
Yes, with software such as FFmpeg, you can encode video frames into animated WebP format by stitching frames together sequentially.
Is WebP available on every browser?
Most recent browsers including Chrome, Edge, and Firefox are compatible with WebP, but older browsers may not support it.
Are online utilities as good as the original MP4?
High quality depends on the platform and settings. Some online services allow you to adjust quality settings to optimize files without compromising resolution.
How many frames per second should I use for WebP conversion?
10-15 fps is typically recommended for the best balance between animation quality and file size.
Are there size limits for online converters?
Yes, most online converters impose size limits. For larger files, desktop software like FFmpeg is recommended.