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Fix image rotation for /api/image

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This commit is contained in:
Joscha 2025-03-05 02:16:28 +01:00
parent aa6aadc559
commit 8b659eff32
1 changed files with 14 additions and 3 deletions
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17
showbits-thermal-printer/src/documents/image/mod.rs
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@ -6,7 +6,10 @@ use axum::{
http::StatusCode,
response::{IntoResponse, Response},
};
use image::{ImageFormat, Luma, Pixel, RgbaImage, imageops};
use image::{
DynamicImage, EncodableLayout, ImageDecoder, ImageFormat, ImageReader, Luma, Pixel, RgbaImage,
imageops,
};
use mark::dither::{AlgoFloydSteinberg, AlgoStucki, Algorithm, DiffEuclid, Palette};
use palette::LinSrgb;
use serde::Serialize;
@ -99,8 +102,16 @@ pub async fn post(server: State<Server>, mut multipart: Multipart) -> somehow::R
match field.name() {
Some("image") => {
let data = field.bytes().await?;
let decoded = image::load_from_memory(&data)?.into_rgba8();
image = Some(decoded);
// https://github.com/image-rs/image/issues/2392#issuecomment-2547393362
let mut decoder = ImageReader::new(Cursor::new(data.as_bytes()))
.with_guessed_format()?
.into_decoder()?;
let orientation = decoder.orientation()?;
let mut decoded = DynamicImage::from_decoder(decoder)?;
decoded.apply_orientation(orientation);
image = Some(decoded.to_rgba8());
}
Some("title") => {
data.title = Some(field.text().await?).filter(|it| !it.is_empty());