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Add WEBP, TIFF, ICO, TGA, HDR, and EXR image import and more raster export formats (#4554)

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* Add WEBP, TIFF, ICO, TGA, HDR, and EXR image import and more raster export file types

* Try a file as TGA only when no image format is recognized
This commit is contained in:
Keavon Chambers
2026-09-19 18:14:37 -07:00
parent 23e6b0f11d
commit 2ed5e775e5
16 changed files with 373 additions and 122 deletions
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node-graph/nodes/gstd/src/platform_application_io.rs
+4 -13
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@@ -2,6 +2,7 @@
use base64::Engine;
#[cfg(target_family = "wasm")]
use canvas_utils::{Canvas, CanvasHandle};
use core_types::Ctx;
use core_types::color::SRGBA8;
use core_types::list::Item;
#[cfg(target_family = "wasm")]
@@ -12,7 +13,6 @@ use core_types::ops::Convert;
use core_types::transform::Footprint;
#[cfg(target_family = "wasm")]
use core_types::{ATTR_EDITOR_MERGED_LAYERS, ATTR_TRANSFORM};
use core_types::{Color, Ctx};
pub use graph_craft::application_io::resource::{Resource, ResourceHash};
pub use graph_craft::application_io::*;
pub use graph_craft::document::value::RenderOutputType;
@@ -160,22 +160,13 @@ async fn load_resource<'a: 'n>(_: impl Ctx, _primary: (), #[name("URL")] url: It
}
}
/// Converts raw binary data to a raster image.
/// Converts the raw byte data of an image file to a raster image.
///
/// Works with standard image format (PNG, JPEG, WebP, etc.). Automatically converts the color space to linear sRGB for accurate compositing.
/// Supports the formats: PNG, JPG, GIF, WEBP, TIFF, BMP, TGA, ICO, HDR, EXR.
#[node_macro::node(category("Web Request"))]
fn decode_image(_: impl Ctx, data: Item<Resource>) -> Item<Raster<CPU>> {
let data = data.into_element();
let Some(image) = image::load_from_memory(data.as_ref()).ok() else {
return Item::default();
};
let image = image.to_rgba32f();
let image = Image {
data: image.chunks(4).map(|pixel| Color::from_gamma_srgb_channels(pixel[0], pixel[1], pixel[2], pixel[3])).collect(),
width: image.width(),
height: image.height(),
..Default::default()
};
let Some(image) = Image::from_encoded(data.as_ref()) else { return Item::default() };
Item::new_from_element(Raster::new_cpu(image))
}