Y4M files are built around lossless compression. Designed for lossless video processing, codec testing, video production intermediates, they use the video/x-raw-yuv MIME type and typically range from varies by content.
Windows Recorded TV (WTV) is a container format for recorded television broadcasts from Windows Media Center.
Reach for Y4M when your priority is lossless video processing, codec testing, video production intermediates — its uncompromising quality ensures every detail is preserved.
Reach for WTV when your priority is windows media center recordings, tv capture — its efficient compression makes sharing fast and storage minimal.
Learn more about Y4M and WTV formats in our detailed guide.
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Y4M (Y4M) - YUV4MPEG2, uncompressed YCbCr 4:2:0 video stream for encoding pipelines. Best for lossless video processing, codec testing, video production intermediates.
WTV (WTV recordings) - Windows Recorded TV, recorded television broadcast format. Ideal for windows media center recordings, tv capture.
Yes, GoConvertFile offers free conversion of Y4M to WTV for files up to 100MB. No registration required.
Most Y4M to WTV conversions complete within seconds for standard-sized files. Larger files may take longer depending on the conversion complexity.
WTV is ideal for windows media center recordings, tv capture. Windows Recorded TV, recorded television broadcast format
Yes, converting Y4M to WTV uses lossy compression, which reduces file size by discarding some visual data. Set quality to 85-95% for a good balance of quality and file size.
WTV files are typically 50-80% smaller than Y4M files because WTV uses efficient lossy compression. The exact reduction depends on quality settings.