bugfix [#24287] Saving the render result through the API does not use the scene settings

use scene alpha and dither settings.

1 files changed, 11 insertions, 3 deletions

diff --git a/source/blender/makesrna/intern/rna_image_api.c b/source/blender/makesrna/intern/rna_image_api.c
index 74d61101273..6e495c5db8e 100644
--- a/source/blender/makesrna/intern/rna_image_api.c
+++ b/source/blender/makesrna/intern/rna_image_api.c
@@ -73,9 +73,17 @@ static void rna_Image_save_render(Image *image, bContext *C, ReportList *reports
 		if (ibuf == NULL) {
 			BKE_reportf(reports, RPT_ERROR, "Couldn't acquire buffer from image");
 		}
-
-		if (!BKE_write_ibuf(NULL, ibuf, path, scene->r.imtype, scene->r.subimtype, scene->r.quality)) {
-			BKE_reportf(reports, RPT_ERROR, "Couldn't write image: %s", path);
+		else {
+			/* temp swap out the color */
+			const unsigned char imb_depth_back= ibuf->depth;
+			const float dither_back= ibuf->dither; 
+			ibuf->depth= scene->r.planes;
+			ibuf->dither= scene->r.dither_intensity;
+			if (!BKE_write_ibuf(NULL, ibuf, path, scene->r.imtype, scene->r.subimtype, scene->r.quality)) {
+				BKE_reportf(reports, RPT_ERROR, "Couldn't write image: %s", path);
+			}
+			ibuf->depth= imb_depth_back;
+			ibuf->dither= dither_back;
 		}
 
 		BKE_image_release_ibuf(image, lock);