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Rotate up to 200 photos at once: preset 90, 180, or 270 degree turns, horizontal or vertical mirror, or any custom angle with background fill. The automatic EXIF orientation fix is the most useful setting for phone and mirrorless camera photos — it reads the orientation flag stored by the camera and physically rotates the pixel data to match, so the image looks correct in every viewer without depending on EXIF support.
Rotation runs in the same pipeline as conversion, resize, and compression. Fixing orientation, converting to WebP, and compressing to 150 KB all happen in one pass per photo.
The 90, 180, and 270 degree presets are lossless pixel operations: rows and columns shift to their new positions without interpolation or resampling, so no quality is lost. This is true even when the file is also being compressed or converted — the rotation is applied to the decoded pixel data before encoding, not as a separate encode step.
Horizontal flip mirrors the image left-to-right; vertical flip mirrors top-to-bottom. Both are also lossless at the pixel level. Combine flip and rotation freely — the pipeline applies them in one pass.
Smartphones and many cameras write orientation data as an EXIF flag rather than physically rotating the photo. The image file stores pixels in the orientation the sensor captured them; the flag tells compatible software how to display it right-side-up. Software that ignores EXIF — many web uploaders, some CMS platforms, social media during processing — shows the photo sideways or upside down.
The EXIF auto-fix in Enhydra RPO reads the flag, rotates the actual pixel data to match, and then removes the flag. The resulting file is oriented correctly everywhere, regardless of whether the destination respects EXIF. This is the most reliable solution for any batch of photos going to the web or being shared with people who use different devices.
Any angle from 1 to 359 degrees is accepted. Rotating by a non-right angle introduces exposed corners — the tool fills those with a background color you choose (white by default) or with transparency when saving to a format that supports an alpha channel, such as PNG or WebP. Use custom angles for artistic effects or correcting shots taken at a slight tilt.
Phones store rotation as an EXIF flag rather than rotating pixels. Websites that ignore EXIF show the raw sensor orientation. The EXIF auto-fix bakes the rotation into the pixels and removes the flag, so the photo looks correct everywhere.
No. The 90, 180, and 270 degree presets reposition pixels without resampling. There is no quality loss from the rotation itself.
You choose the background color — white is the default. For formats that support transparency, such as PNG and WebP, you can use a transparent fill instead.
Yes. Rotation, EXIF correction, conversion, resize, and compression all run together in a single pipeline. The image is decoded and encoded exactly once.