WebM is known for its relatively smaller file sizes compared to other formats, but it's still possible to further optimize them. Re-encoding can significantly reduce the file size without sacrificing significant quality. This is crucial when sharing videos online, uploading them to social media, or storing them on devices with limited storage space.
WebM, while a versatile video format, comes in various encoding profiles and codecs. Sometimes, a WebM file created for one platform might not be ideal for another. For example, a video encoded for a high-end desktop might be too large or complex for a mobile device. By re-encoding the WebM file, you can optimize it for different devices or platforms. This involves adjusting the bitrate, resolution, and frame rate to tailor the video to the specific needs of the target audience and platform. This leads to faster loading times, smoother playback, and improved overall user experience.
The notion of converting WebM to WebM may seem redundant at first glance, but there are several compelling reasons to do so. One of the primary motivations is to optimize the file for better compression, potentially reducing its size without sacrificing quality. Additionally, converting WebM to WebM can help in ensuring compatibility with certain platforms or browsers that may have specific requirements or limitations when it comes to WebM playback. Furthermore, the process can also be utilized to apply specific encoding settings or parameters that may not have been used during the initial encoding, such as adjusting the bitrate, frame rate, or other attributes to suit particular needs or preferences. Some advanced video editing or processing software may also require re-encoding a WebM file to WebM to apply complex edits or effects. Moreover, re-encoding can help in fixing issues related to corrupted or improperly encoded WebM files, thereby improving overall playback performance and stability. Overall, while the idea of converting a file to its own format may seem unnecessary, it can serve several practical purposes in video processing and optimization.