Expose shared embedded ICC extraction

crates/image-codecs/src/inspection.rs

@@ -3,6 +3,14 @@
 use crate::error::CodecError;
 use crate::{ChannelLayout, DecodeOptions, Format, Limits, SampleType, decode_with};
 
+/// Return an embedded ICC profile using the selected format decoder.
+///
+/// This fully decodes the image; callers that already need the pixels should read `Image::meta.icc`
+/// from that decode instead of invoking this helper separately.
+pub fn embedded_icc(bytes: &[u8]) -> Result<Option<Vec<u8>>, CodecError> {
+    Ok(decode_with(bytes, &DecodeOptions::default())?.icc)
+}
+
 /// The source pixel model reported by an image container, before decode normalizes it.
 #[derive(Clone, Copy, Debug, PartialEq, Eq)]
 pub enum RasterColorType {

crates/image-codecs/src/lib.rs

@@ -48,7 +48,7 @@ pub use crate::image::{
     ChannelLayout, CryptomatteBuffer, CryptomatteLayer, DecodeWarning, DeepChannel, DeepImage, ExrChannelInfo, ExrPartInfo, ExtraSample, Image,
     MAX_EXTRA_SAMPLES, Metadata, SampleType, convert_samples,
 };
-pub use crate::inspection::{RasterColorType, RasterInspection, ToneClass, classify_tone, inspect_raster};
+pub use crate::inspection::{RasterColorType, RasterInspection, ToneClass, classify_tone, embedded_icc, inspect_raster};
 pub use crate::options::{
     DdsCompression, DdsOptions, DecodeOptions, DpxBits, EncodeOptions, ExrCompression, JpegFormat, Limits, PngCompression, PngStereo,
     TIFF_PYRAMID_MIN, TiffCompression,