ImBuf: add IMB_allocFromBufferOwn that takes ownership of the buffer

Avoids duplicating the image buffer when saving thumbnails.

1 files changed, 8 insertions, 0 deletions

diff --git a/source/blender/imbuf/IMB_imbuf.h b/source/blender/imbuf/IMB_imbuf.h
index 4ad7aa98484..dd8e6549e24 100644
--- a/source/blender/imbuf/IMB_imbuf.h
+++ b/source/blender/imbuf/IMB_imbuf.h
@@ -150,6 +150,14 @@ bool IMB_initImBuf(
 
 /**
  * Create a copy of a pixel buffer and wrap it to a new ImBuf
+ * (transferring ownership to the in imbuf).
+ * \attention Defined in allocimbuf.c
+ */
+struct ImBuf *IMB_allocFromBufferOwn(
+    unsigned int *rect, float *rectf, unsigned int w, unsigned int h, unsigned int channels);
+
+/**
+ * Create a copy of a pixel buffer and wrap it to a new ImBuf
  * \attention Defined in allocimbuf.c
  */
 struct ImBuf *IMB_allocFromBuffer(const unsigned int *rect,