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Respect image's orientation (#8240)

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Closes https://github.com/emilk/egui/issues/8239
This commit is contained in:
Matt Fellenz
2026-06-23 05:28:55 +02:00
committed by GitHub
parent 0fce065f85
commit b409bf3f72
1 changed files with 16 additions and 1 deletions
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17
crates/egui_extras/src/image.rs
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@@ -12,8 +12,23 @@ use egui::SizeHint;
/// On invalid image or unsupported image format.
#[cfg(feature = "image")]
pub fn load_image_bytes(image_bytes: &[u8]) -> Result<egui::ColorImage, egui::load::LoadError> {
fn load_image_with_orientation(image_bytes: &[u8]) -> image::ImageResult<image::DynamicImage> {
use std::io::Cursor;
use image::{DynamicImage, ImageDecoder, ImageReader};
let format = image::guess_format(image_bytes)?;
let reader = Cursor::new(image_bytes);
let reader = ImageReader::with_format(reader, format);
let mut decoder = reader.into_decoder()?;
let orientation = ImageDecoder::orientation(&mut decoder)?;
let mut image = DynamicImage::from_decoder(decoder)?;
image.apply_orientation(orientation);
Ok(image)
}
profiling::function_scope!();
let image = image::load_from_memory(image_bytes).map_err(|err| match err {
let image = load_image_with_orientation(image_bytes).map_err(|err| match err {
image::ImageError::Unsupported(err) => match err.kind() {
image::error::UnsupportedErrorKind::Format(format) => {
egui::load::LoadError::FormatNotSupported {