Fix #34672: Image sampling line didn't use color management for byte buffers

This makes it so sample line (for all image editor, sequencer and compositor)
displaying managed color for byte buffers as well. It was simply not implemented
before.

1 files changed, 20 insertions, 0 deletions

diff --git a/source/blender/imbuf/intern/colormanagement.c b/source/blender/imbuf/intern/colormanagement.c
index 505ba2599df..aa3dd05dbd1 100644
--- a/source/blender/imbuf/intern/colormanagement.c
+++ b/source/blender/imbuf/intern/colormanagement.c
@@ -1583,6 +1583,26 @@ void IMB_colormanagement_scene_linear_to_colorspace_v3(float pixel[3], ColorSpac
 		OCIO_processorApplyRGB(processor, pixel);
 }
 
+void IMB_colormanagement_colorspace_to_scene_linear_v4(float pixel[4], int predivide, ColorSpace *colorspace)
+{
+	OCIO_ConstProcessorRcPtr *processor;
+
+	if (!colorspace) {
+		/* should never happen */
+		printf("%s: perform conversion from unknown color space\n", __func__);
+		return;
+	}
+
+	processor = colorspace_to_scene_linear_processor(colorspace);
+
+	if (processor) {
+		if (predivide)
+			OCIO_processorApplyRGBA_predivide(processor, pixel);
+		else
+			OCIO_processorApplyRGBA(processor, pixel);
+	}
+}
+
 void IMB_colormanagement_colorspace_to_scene_linear(float *buffer, int width, int height, int channels, struct ColorSpace *colorspace, int predivide)
 {
 	OCIO_ConstProcessorRcPtr *processor;