[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [48396] trunk/blender/source/blender: fix for crash scaling an image
Campbell Barton
ideasman42 at gmail.com
Fri Jun 29 12:52:47 CEST 2012
Revision: 48396
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=48396
Author: campbellbarton
Date: 2012-06-29 10:52:37 +0000 (Fri, 29 Jun 2012)
Log Message:
-----------
fix for crash scaling an image
Modified Paths:
--------------
trunk/blender/source/blender/blenkernel/BKE_image.h
trunk/blender/source/blender/blenkernel/intern/image.c
trunk/blender/source/blender/makesrna/intern/rna_image_api.c
Modified: trunk/blender/source/blender/blenkernel/BKE_image.h
===================================================================
--- trunk/blender/source/blender/blenkernel/BKE_image.h 2012-06-29 10:12:42 UTC (rev 48395)
+++ trunk/blender/source/blender/blenkernel/BKE_image.h 2012-06-29 10:52:37 UTC (rev 48396)
@@ -191,7 +191,7 @@
void BKE_image_merge(struct Image *dest, struct Image *source);
/* scale the image */
-void BKE_image_scale(struct Image *image, int width, int height);
+int BKE_image_scale(struct Image *image, int width, int height);
/* check if texture has alpha (depth=32) */
int BKE_image_has_alpha(struct Image *image);
Modified: trunk/blender/source/blender/blenkernel/intern/image.c
===================================================================
--- trunk/blender/source/blender/blenkernel/intern/image.c 2012-06-29 10:12:42 UTC (rev 48395)
+++ trunk/blender/source/blender/blenkernel/intern/image.c 2012-06-29 10:52:37 UTC (rev 48396)
@@ -514,17 +514,21 @@
}
/* note, we could be clever and scale all imbuf's but since some are mipmaps its not so simple */
-void BKE_image_scale(Image *image, int width, int height)
+int BKE_image_scale(Image *image, int width, int height)
{
ImBuf *ibuf;
void *lock;
ibuf = BKE_image_acquire_ibuf(image, NULL, &lock);
- IMB_scaleImBuf(ibuf, width, height);
- ibuf->userflags |= IB_BITMAPDIRTY;
+ if (ibuf) {
+ IMB_scaleImBuf(ibuf, width, height);
+ ibuf->userflags |= IB_BITMAPDIRTY;
+ }
BKE_image_release_ibuf(image, lock);
+
+ return (ibuf != NULL);
}
Image *BKE_image_load(const char *filepath)
Modified: trunk/blender/source/blender/makesrna/intern/rna_image_api.c
===================================================================
--- trunk/blender/source/blender/makesrna/intern/rna_image_api.c 2012-06-29 10:12:42 UTC (rev 48395)
+++ trunk/blender/source/blender/makesrna/intern/rna_image_api.c 2012-06-29 10:52:37 UTC (rev 48396)
@@ -178,9 +178,11 @@
IMB_rect_from_float(ibuf);
}
-static void rna_Image_scale(Image *image, int width, int height)
+static void rna_Image_scale(Image *image, int width, int height, , ReportList *reports)
{
- BKE_image_scale(image, width, height);
+ if (!BKE_image_scale(image, width, height)) {
+ BKE_reportf(reports, RPT_ERROR, "Image \"%s\" does not have any image data", image->id.name + 2);
+ }
}
static int rna_Image_gl_load(Image *image, ReportList *reports, int filter, int mag)
@@ -285,6 +287,7 @@
func = RNA_def_function(srna, "scale", "rna_Image_scale");
RNA_def_function_ui_description(func, "Scale the image in pixels");
+ RNA_def_function_flag(func, FUNC_USE_REPORTS);
parm = RNA_def_int(func, "width", 0, 1, 10000, "", "Width", 1, 10000);
RNA_def_property_flag(parm, PROP_REQUIRED);
parm = RNA_def_int(func, "height", 0, 1, 10000, "", "Height", 1, 10000);
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