Cleanup: remove moar ugly G.main usages...

BKE_image was an ugly nest, could fix all but the ones from compositor,
so moved ugly G.main there, at least we know where the Evil is that way ;)

13 files changed, 62 insertions, 45 deletions

diff --git a/source/blender/editors/include/ED_node.h b/source/blender/editors/include/ED_node.h
index c8e89afc18a..4d203ebe4ef 100644
--- a/source/blender/editors/include/ED_node.h
+++ b/source/blender/editors/include/ED_node.h
@@ -107,7 +107,7 @@ void ED_node_composite_job(const struct bContext *C, struct bNodeTree *nodetree,
 void ED_operatormacros_node(void);
 
 /* node_view.c */
-bool ED_space_node_color_sample(struct SpaceNode *snode, struct ARegion *ar, int mval[2], float r_col[3]);
+bool ED_space_node_color_sample(struct Main *bmain, struct SpaceNode *snode, struct ARegion *ar, int mval[2], float r_col[3]);
 
 #endif /* __ED_NODE_H__ */
 
diff --git a/source/blender/editors/interface/interface_eyedropper_color.c b/source/blender/editors/interface/interface_eyedropper_color.c
index 052da74623f..7ba4b15a88f 100644
--- a/source/blender/editors/interface/interface_eyedropper_color.c
+++ b/source/blender/editors/interface/interface_eyedropper_color.c
@@ -38,6 +38,7 @@
 #include "BLI_math_vector.h"
 
 #include "BKE_context.h"
+#include "BKE_main.h"
 #include "BKE_screen.h"
 
 #include "RNA_access.h"
@@ -131,6 +132,7 @@ static void eyedropper_exit(bContext *C, wmOperator *op)
 void eyedropper_color_sample_fl(bContext *C, int mx, int my, float r_col[3])
 {
 	/* we could use some clever */
+	Main *bmain = CTX_data_main(C);
 	wmWindow *win = CTX_wm_window(C);
 	ScrArea *sa = BKE_screen_find_area_xy(win->screen, SPACE_TYPE_ANY, mx, my);
 	const char *display_device = CTX_data_scene(C)->display_settings.display_device;
@@ -156,7 +158,7 @@ void eyedropper_color_sample_fl(bContext *C, int mx, int my, float r_col[3])
 				int mval[2] = {mx - ar->winrct.xmin,
 				               my - ar->winrct.ymin};
 
-				if (ED_space_node_color_sample(snode, ar, mval, r_col)) {
+				if (ED_space_node_color_sample(bmain, snode, ar, mval, r_col)) {
 					return;
 				}
 			}
diff --git a/source/blender/editors/object/object_add.c b/source/blender/editors/object/object_add.c
index c6da37d692e..519f5910624 100644
--- a/source/blender/editors/object/object_add.c
+++ b/source/blender/editors/object/object_add.c
@@ -1570,7 +1570,7 @@ static void convert_ensure_curve_cache(Main *bmain, Scene *scene, Object *ob)
 static void curvetomesh(Main *bmain, Scene *scene, Object *ob)
 {
 	convert_ensure_curve_cache(bmain, scene, ob);
-	BKE_mesh_from_nurbs(ob); /* also does users */
+	BKE_mesh_from_nurbs(bmain, ob); /* also does users */
 
 	if (ob->type == OB_MESH) {
 		BKE_object_free_modifiers(ob, 0);
@@ -1724,7 +1724,7 @@ static int convert_exec(bContext *C, wmOperator *op)
 				newob = ob;
 			}
 
-			BKE_mesh_to_curve(scene, newob);
+			BKE_mesh_to_curve(bmain, scene, newob);
 
 			if (newob->type == OB_CURVE) {
 				BKE_object_free_modifiers(newob, 0);   /* after derivedmesh calls! */
diff --git a/source/blender/editors/render/render_internal.c b/source/blender/editors/render/render_internal.c
index 8a15179a46e..59538df7a05 100644
--- a/source/blender/editors/render/render_internal.c
+++ b/source/blender/editors/render/render_internal.c
@@ -314,8 +314,8 @@ static int screen_render_exec(bContext *C, wmOperator *op)
 	G.is_break = false;
 	RE_test_break_cb(re, NULL, render_break);
 
-	ima = BKE_image_verify_viewer(IMA_TYPE_R_RESULT, "Render Result");
-	BKE_image_signal(ima, NULL, IMA_SIGNAL_FREE);
+	ima = BKE_image_verify_viewer(mainp, IMA_TYPE_R_RESULT, "Render Result");
+	BKE_image_signal(mainp, ima, NULL, IMA_SIGNAL_FREE);
 	BKE_image_backup_render(scene, ima, true);
 
 	/* cleanup sequencer caches before starting user triggered render.
@@ -551,7 +551,7 @@ static void image_rect_update(void *rjv, RenderResult *rr, volatile rcti *renrec
 	else if (rj->image_outdated) {
 		/* update entire render */
 		rj->image_outdated = false;
-		BKE_image_signal(ima, NULL, IMA_SIGNAL_COLORMANAGE);
+		BKE_image_signal(rj->main, ima, NULL, IMA_SIGNAL_COLORMANAGE);
 		*(rj->do_update) = true;
 		return;
 	}
@@ -974,8 +974,8 @@ static int screen_render_invoke(bContext *C, wmOperator *op, const wmEvent *even
 	WM_jobs_callbacks(wm_job, render_startjob, NULL, NULL, render_endjob);
 
 	/* get a render result image, and make sure it is empty */
-	ima = BKE_image_verify_viewer(IMA_TYPE_R_RESULT, "Render Result");
-	BKE_image_signal(ima, NULL, IMA_SIGNAL_FREE);
+	ima = BKE_image_verify_viewer(mainp, IMA_TYPE_R_RESULT, "Render Result");
+	BKE_image_signal(rj->main, ima, NULL, IMA_SIGNAL_FREE);
 	BKE_image_backup_render(rj->scene, ima, true);
 	rj->image = ima;
 
diff --git a/source/blender/editors/render/render_opengl.c b/source/blender/editors/render/render_opengl.c
index fa3b74d81ea..78cedf099a1 100644
--- a/source/blender/editors/render/render_opengl.c
+++ b/source/blender/editors/render/render_opengl.c
@@ -698,8 +698,8 @@ static bool screen_opengl_render_init(bContext *C, wmOperator *op)
 	oglrender->re = RE_NewSceneRender(scene);
 
 	/* create image and image user */
-	oglrender->ima = BKE_image_verify_viewer(IMA_TYPE_R_RESULT, "Render Result");
-	BKE_image_signal(oglrender->ima, NULL, IMA_SIGNAL_FREE);
+	oglrender->ima = BKE_image_verify_viewer(oglrender->bmain, IMA_TYPE_R_RESULT, "Render Result");
+	BKE_image_signal(oglrender->bmain, oglrender->ima, NULL, IMA_SIGNAL_FREE);
 	BKE_image_backup_render(oglrender->scene, oglrender->ima, true);
 
 	oglrender->iuser.scene = scene;
diff --git a/source/blender/editors/render/render_view.c b/source/blender/editors/render/render_view.c
index de1194fe93d..ffb982ce8c2 100644
--- a/source/blender/editors/render/render_view.c
+++ b/source/blender/editors/render/render_view.c
@@ -37,6 +37,7 @@
 #include "BKE_context.h"
 #include "BKE_image.h"
 #include "BKE_global.h"
+#include "BKE_main.h"
 #include "BKE_screen.h"
 #include "BKE_report.h"
 
@@ -129,6 +130,7 @@ static ScrArea *find_area_image_empty(bContext *C)
 /* new window uses x,y to set position */
 ScrArea *render_view_open(bContext *C, int mx, int my, ReportList *reports)
 {
+	Main *bmain = CTX_data_main(C);
 	Scene *scene = CTX_data_scene(C);
 	wmWindow *win = NULL;
 	ScrArea *sa = NULL;
@@ -211,7 +213,7 @@ ScrArea *render_view_open(bContext *C, int mx, int my, ReportList *reports)
 	sima = sa->spacedata.first;
 
 	/* get the correct image, and scale it */
-	sima->image = BKE_image_verify_viewer(IMA_TYPE_R_RESULT, "Render Result");
+	sima->image = BKE_image_verify_viewer(bmain, IMA_TYPE_R_RESULT, "Render Result");
 
 
 	/* if we're rendering to full screen, set appropriate hints on image editor
diff --git a/source/blender/editors/sculpt_paint/paint_image_proj.c b/source/blender/editors/sculpt_paint/paint_image_proj.c
index a24599f813f..bf77c69a7f5 100644
--- a/source/blender/editors/sculpt_paint/paint_image_proj.c
+++ b/source/blender/editors/sculpt_paint/paint_image_proj.c
@@ -5473,7 +5473,7 @@ static int texture_paint_image_from_view_exec(bContext *C, wmOperator *op)
 		return OPERATOR_CANCELLED;
 	}
 
-	image = BKE_image_add_from_imbuf(ibuf, "image_view");
+	image = BKE_image_add_from_imbuf(bmain, ibuf, "image_view");
 
 	/* Drop reference to ibuf so that the image owns it */
 	IMB_freeImBuf(ibuf);
@@ -5744,7 +5744,7 @@ static bool proj_paint_add_slot(bContext *C, wmOperator *op)
 
 		if (ima) {
 			BKE_texpaint_slot_refresh_cache(scene, ma);
-			BKE_image_signal(ima, NULL, IMA_SIGNAL_USER_NEW_IMAGE);
+			BKE_image_signal(bmain, ima, NULL, IMA_SIGNAL_USER_NEW_IMAGE);
 			WM_event_add_notifier(C, NC_IMAGE | NA_ADDED, ima);
 			DAG_id_tag_update(&ma->id, 0);
 			ED_area_tag_redraw(CTX_wm_area(C));
diff --git a/source/blender/editors/space_image/image_edit.c b/source/blender/editors/space_image/image_edit.c
index 39a029fb9f0..087f3cdc7fe 100644
--- a/source/blender/editors/space_image/image_edit.c
+++ b/source/blender/editors/space_image/image_edit.c
@@ -78,7 +78,7 @@ void ED_space_image_set(Main *bmain, SpaceImage *sima, Scene *scene, Object *obe
 	}
 
 	if (sima->image)
-		BKE_image_signal(sima->image, &sima->iuser, IMA_SIGNAL_USER_NEW_IMAGE);
+		BKE_image_signal(bmain, sima->image, &sima->iuser, IMA_SIGNAL_USER_NEW_IMAGE);
 
 	id_us_ensure_real((ID *)sima->image);
 
diff --git a/source/blender/editors/space_image/image_ops.c b/source/blender/editors/space_image/image_ops.c
index bfebc850b08..2ce7da2126c 100644
--- a/source/blender/editors/space_image/image_ops.c
+++ b/source/blender/editors/space_image/image_ops.c
@@ -1175,14 +1175,14 @@ static int image_sequence_get_len(ListBase *frames, int *ofs)
 }
 
 static Image *image_open_single(
-        wmOperator *op, const char *filepath, const char *relbase,
+        Main *bmain, wmOperator *op, const char *filepath, const char *relbase,
         bool is_relative_path, bool use_multiview, int frame_seq_len)
 {
 	bool exists = false;
 	Image *ima = NULL;
 
 	errno = 0;
-	ima = BKE_image_load_exists_ex(filepath, &exists);
+	ima = BKE_image_load_exists_ex(bmain, filepath, &exists);
 
 	if (!ima) {
 		if (op->customdata) MEM_freeN(op->customdata);
@@ -1263,7 +1263,7 @@ static int image_open_exec(bContext *C, wmOperator *op)
 			}
 
 			Image *ima_range = image_open_single(
-			         op, filepath_range, BKE_main_blendfile_path(bmain),
+			         bmain, op, filepath_range, BKE_main_blendfile_path(bmain),
 			         is_relative_path, use_multiview, frame_range_seq_len);
 
 			/* take the first image */
@@ -1278,7 +1278,7 @@ static int image_open_exec(bContext *C, wmOperator *op)
 	else {
 		/* for drag & drop etc. */
 		ima = image_open_single(
-		        op, filepath, BKE_main_blendfile_path(bmain),
+		        bmain, op, filepath, BKE_main_blendfile_path(bmain),
 		        is_relative_path, use_multiview, 1);
 	}
 
@@ -1343,7 +1343,7 @@ static int image_open_exec(bContext *C, wmOperator *op)
 	/* XXX unpackImage frees image buffers */
 	ED_preview_kill_jobs(CTX_wm_manager(C), bmain);
 
-	BKE_image_signal(ima, iuser, IMA_SIGNAL_RELOAD);
+	BKE_image_signal(bmain, ima, iuser, IMA_SIGNAL_RELOAD);
 	WM_event_add_notifier(C, NC_IMAGE | NA_EDITED, ima);
 
 	MEM_freeN(op->customdata);
@@ -1515,6 +1515,7 @@ void IMAGE_OT_match_movie_length(wmOperatorType *ot)
 
 static int image_replace_exec(bContext *C, wmOperator *op)
 {
+	Main *bmain = CTX_data_main(C);
 	SpaceImage *sima = CTX_wm_space_image(C);
 	char str[FILE_MAX];
 
@@ -1528,7 +1529,7 @@ static int image_replace_exec(bContext *C, wmOperator *op)
 
 	if (sima->image->source == IMA_SRC_GENERATED) {
 		sima->image->source = IMA_SRC_FILE;
-		BKE_image_signal(sima->image, &sima->iuser, IMA_SIGNAL_SRC_CHANGE);
+		BKE_image_signal(bmain, sima->image, &sima->iuser, IMA_SIGNAL_SRC_CHANGE);
 	}
 
 	if (BLI_testextensie_array(str, imb_ext_movie))
@@ -1540,7 +1541,7 @@ static int image_replace_exec(bContext *C, wmOperator *op)
 	ED_preview_kill_jobs(CTX_wm_manager(C), CTX_data_main(C));
 
 	BKE_icon_changed(BKE_icon_id_ensure(&sima->image->id));
-	BKE_image_signal(sima->image, &sima->iuser, IMA_SIGNAL_RELOAD);
+	BKE_image_signal(bmain, sima->image, &sima->iuser, IMA_SIGNAL_RELOAD);
 	WM_event_add_notifier(C, NC_IMAGE | NA_EDITED, sima->image);
 
 	return OPERATOR_FINISHED;
@@ -1731,7 +1732,7 @@ static void save_image_options_to_op(SaveImageOptions *simopts, wmOperator *op)
 }
 
 static void save_image_post(
-        wmOperator *op, ImBuf *ibuf, Image *ima, int ok, int save_copy,
+        Main *bmain, wmOperator *op, ImBuf *ibuf, Image *ima, int ok, int save_copy,
         const char *relbase, int relative, int do_newpath, const char *filepath)
 {
 	if (ok) {
@@ -1777,7 +1778,7 @@ static void save_image_post(
 			if (!BKE_color_managed_colorspace_settings_equals(&old_colorspace_settings,
 			                                                  &ima->colorspace_settings))
 			{
-				BKE_image_signal(ima, NULL, IMA_SIGNAL_COLORMANAGE);
+				BKE_image_signal(bmain, ima, NULL, IMA_SIGNAL_COLORMANAGE);
 			}
 		}
 	}
@@ -1808,6 +1809,7 @@ static void save_imbuf_post(ImBuf *ibuf, ImBuf *colormanaged_ibuf)
  */
 static bool save_image_doit(bContext *C, SpaceImage *sima, wmOperator *op, SaveImageOptions *simopts, bool do_newpath)
 {
+	Main *bmain = CTX_data_main(C);
 	Image *ima = ED_space_image(sima);
 	void *lock;
 	ImBuf *ibuf = ED_space_image_acquire_buffer(sima, &lock);
@@ -1885,7 +1887,7 @@ static bool save_image_doit(bContext *C, SpaceImage *sima, wmOperator *op, SaveI
 		if (imf->views_format == R_IMF_VIEWS_MULTIVIEW && is_exr_rr) {
 			/* save render result */
 			ok = RE_WriteRenderResult(op->reports, rr, simopts->filepath, imf, NULL, sima->iuser.layer);
-			save_image_post(op, ibuf, ima, ok, true, relbase, relative, do_newpath, simopts->filepath);
+			save_image_post(bmain, op, ibuf, ima, ok, true, relbase, relative, do_newpath, simopts->filepath);
 			ED_space_image_release_buffer(sima, ibuf, lock);
 		}
 		/* regular mono pipeline */
@@ -1898,7 +1900,7 @@ static bool save_image_doit(bContext *C, SpaceImage *sima, wmOperator *op, SaveI
 				ok = BKE_imbuf_write_as(colormanaged_ibuf, simopts->filepath, imf, save_copy);
 				save_imbuf_post(ibuf, colormanaged_ibuf);
 			}
-			save_image_post(op, ibuf, ima, ok, (is_exr_rr ? true : save_copy), relbase, relative, do_newpath, simopts->filepath);
+			save_image_post(bmain, op, ibuf, ima, ok, (is_exr_rr ? true : save_copy), relbase, relative, do_newpath, simopts->filepath);
 			ED_space_image_release_buffer(sima, ibuf, lock);
 		}
 		/* individual multiview images */
@@ -1920,7 +1922,7 @@ static bool save_image_doit(bContext *C, SpaceImage *sima, wmOperator *op, SaveI
 				if (is_exr_rr) {
 					BKE_scene_multiview_view_filepath_get(&scene->r, simopts->filepath, view, filepath);
 					ok_view = RE_WriteRenderResult(op->reports, rr, filepath, imf, view, -1);
-					save_image_post(op, ibuf, ima, ok_view, true, relbase, relative, do_newpath, filepath);
+					save_image_post(bmain, op, ibuf, ima, ok_view, true, relbase, relative, do_newpath, filepath);
 				}
 				else {
 					/* copy iuser to get the correct ibuf for this view */
@@ -1941,7 +1943,7 @@ static bool save_image_doit(bContext *C, SpaceImage *sima, wmOperator *op, SaveI
 					colormanaged_ibuf = IMB_colormanagement_imbuf_for_write(ibuf, save_as_render, true, &imf->view_settings, &imf->display_settings, imf);
 					ok_view = BKE_imbuf_write_as(colormanaged_ibuf, filepath, &simopts->im_format, save_copy);
 					save_imbuf_post(ibuf, colormanaged_ibuf);
-					save_image_post(op, ibuf, ima, ok_view, true, relbase, relative, do_newpath, filepath);
+					save_image_post(bmain, op, ibuf, ima, ok_view, true, relbase, relative, do_newpath, filepath);
 					BKE_image_release_ibuf(sima->image, ibuf, lock);
 				}
 				ok &= ok_view;
@@ -1955,7 +1957,7 @@ static bool save_image_doit(bContext *C, SpaceImage *sima, wmOperator *op, SaveI
 		else if (simopts->im_format.views_format == R_IMF_VIEWS_STEREO_3D) {
 			if (imf->imtype == R_IMF_IMTYPE_MULTILAYER) {
 				ok = RE_WriteRenderResult(op->reports, rr, simopts->filepath, imf, NULL, -1);
-				save_image_post(op, ibuf, ima, ok, true, relbase, relative, do_newpath, simopts->filepath);
+				save_image_post(bmain, op, ibuf, ima, ok, true, relbase, relative, do_newpath, simopts->filepath);
 				ED_space_image_release_buffer(sima, ibuf, lock);
 			}
 			else {
@@ -2333,6 +2335,7 @@ void IMAGE_OT_save_sequence(wmOperatorType *ot)
 
 static int image_reload_exec(bContext *C, wmOperator *UNUSED(op))
 {
+	Main *bmain = CTX_data_main(C);
 	Image *ima = CTX_data_edit_image(C);
 	SpaceImage *sima = CTX_wm_space_image(C);
 
@@ -2343,7 +2346,7 @@ static int image_reload_exec(bContext *C, wmOperator *UNUSED(op))
 	ED_preview_kill_jobs(CTX_wm_manager(C), CTX_data_main(C));
 
 	// XXX other users?
-	BKE_image_signal(ima, (sima) ? &sima->iuser : NULL, IMA_SIGNAL_RELOAD);
+	BKE_image_signal(bmain, ima, (sima) ? &sima->iuser : NULL, IMA_SIGNAL_RELOAD);
 	DAG_id_tag_update(&ima->id, 0);
 
 	WM_event_add_notifier(C, NC_IMAGE | NA_EDITED, ima);
@@ -2482,7 +2485,7 @@ static int image_new_exec(bContext *C, wmOperator *op)
 		}
 	}
 
-	BKE_image_signal(ima, (sima) ? &sima->iuser : NULL, IMA_SIGNAL_USER_NEW_IMAGE);
+	BKE_image_signal(bmain, ima, (sima) ? &sima->iuser : NULL, IMA_SIGNAL_USER_NEW_IMAGE);
 
 	WM_event_add_notifier(C, NC_IMAGE | NA_ADDED, ima);
 
@@ -3604,7 +3607,7 @@ static int image_read_renderlayers_exec(bContext *C, wmOperator *UNUSED(op))
 	SpaceImage *sima = CTX_wm_space_image(C);
 	Image *ima;
 
-	ima = BKE_image_verify_viewer(IMA_TYPE_R_RESULT, "Render Result");
+	ima = BKE_image_verify_viewer(bmain, IMA_TYPE_R_RESULT, "Render Result");
 	if (sima->image == NULL) {
 		ED_space_image_set(bmain, sima, scene, NULL, ima);
 	}
diff --git a/source/blender/editors/space_node/drawnode.c b/source/blender/editors/space_node/drawnode.c
index 4d12ebfb16b..63bd305c13d 100644
--- a/source/blender/editors/space_node/drawnode.c
+++ b/source/blender/editors/space_node/drawnode.c
@@ -3234,6 +3234,7 @@ void ED_init_node_socket_type_virtual(bNodeSocketType *stype)
 
 void draw_nodespace_back_pix(const bContext *C, ARegion *ar, SpaceNode *snode, bNodeInstanceKey parent_key)
 {
+	Main *bmain = CTX_data_main(C);
 	bNodeInstanceKey active_viewer_key = (snode->nodetree ? snode->nodetree->active_viewer_key : NODE_INSTANCE_KEY_NONE);
 	Image *ima;
 	void *lock;
@@ -3245,7 +3246,7 @@ void draw_nodespace_back_pix(const bContext *C, ARegion *ar, SpaceNode *snode, b
 	if (parent_key.value != active_viewer_key.value)
 		return;
 
-	ima = BKE_image_verify_viewer(IMA_TYPE_COMPOSITE, "Viewer Node");
+	ima = BKE_image_verify_viewer(bmain, IMA_TYPE_COMPOSITE, "Viewer Node");
 	ibuf = BKE_image_acquire_ibuf(ima, NULL, &lock);
 	if (ibuf) {
 		float x, y;
diff --git a/source/blender/editors/space_node/node_add.c b/source/blender/editors/space_node/node_add.c
index edd19617a0f..10dbda08280 100644
--- a/source/blender/editors/space_node/node_add.c
+++ b/source/blender/editors/space_node/node_add.c
@@ -304,6 +304,7 @@ void NODE_OT_add_reroute(wmOperatorType *ot)
 
 static int node_add_file_exec(bContext *C, wmOperator *op)
 {
+	Main *bmain = CTX_data_main(C);
 	SpaceNode *snode = CTX_wm_space_node(C);
 	bNode *node;
 	Image *ima;
@@ -353,7 +354,7 @@ static int node_add_file_exec(bContext *C, wmOperator *op)
 	 * to get proper image source.
 	 */
 	if (RNA_struct_property_is_set(op->ptr, "filepath")) {
-		BKE_image_signal(ima, NULL, IMA_SIGNAL_RELOAD);
+		BKE_image_signal(bmain, ima, NULL, IMA_SIGNAL_RELOAD);
 		WM_event_add_notifier(C, NC_IMAGE | NA_EDITED, ima);
 	}
 
diff --git a/source/blender/editors/space_node/node_edit.c b/source/blender/editors/space_node/node_edit.c
index 1cb387bb527..388c403d42e 100644
--- a/source/blender/editors/space_node/node_edit.c
+++ b/source/blender/editors/space_node/node_edit.c
@@ -87,6 +87,7 @@ enum {
 };
 
 typedef struct CompoJob {
+	Main *bmain;
 	Scene *scene;
 	bNodeTree *ntree;
 	bNodeTree *localtree;
@@ -182,7 +183,7 @@ static void compo_freejob(void *cjv)
 	CompoJob *cj = cjv;
 
 	if (cj->localtree) {
-		ntreeLocalMerge(cj->localtree, cj->ntree);
+		ntreeLocalMerge(cj->bmain, cj->localtree, cj->ntree);
 	}
 	MEM_freeN(cj);
 }
@@ -266,6 +267,7 @@ void ED_node_composite_job(const bContext *C, struct bNodeTree *nodetree, Scene
 {
 	wmJob *wm_job;
 	CompoJob *cj;
+	Main *bmain = CTX_data_main(C);
 	Scene *scene = CTX_data_scene(C);
 
 	/* to fix bug: [#32272] */
@@ -277,13 +279,14 @@ void ED_node_composite_job(const bContext *C, struct bNodeTree *nodetree, Scene
 	G.is_break = false;
 #endif
 
-	BKE_image_backup_render(scene, BKE_image_verify_viewer(IMA_TYPE_R_RESULT, "Render Result"), false);
+	BKE_image_backup_render(scene, BKE_image_verify_viewer(bmain, IMA_TYPE_R_RESULT, "Render Result"), false);
 
 	wm_job = WM_jobs_get(CTX_wm_manager(C), CTX_wm_window(C), scene_owner, "Compositing",
 	                     WM_JOB_EXCL_RENDER | WM_JOB_PROGRESS, WM_JOB_TYPE_COMPOSITE);
 	cj = MEM_callocN(sizeof(CompoJob), "compo job");
 
 	/* customdata for preview thread */
+	cj->bmain = bmain;
 	cj->scene = scene;
 	cj->ntree = nodetree;
 	cj->recalc_flags = compo_get_recalc_flags(C);
@@ -687,7 +690,7 @@ void ED_node_set_active(Main *bmain, bNodeTree *ntree, bNode *node)
 					ED_node_tag_update_nodetree(bmain, ntree, node);
 
 				/* addnode() doesnt link this yet... */
-				node->id = (ID *)BKE_image_verify_viewer(IMA_TYPE_COMPOSITE, "Viewer Node");
+				node->id = (ID *)BKE_image_verify_viewer(bmain, IMA_TYPE_COMPOSITE, "Viewer Node");
 			}
 			else if (node->type == CMP_NODE_R_LAYERS) {
 				Scene *scene;
@@ -2501,13 +2504,14 @@ static void viewer_border_corner_to_backdrop(SpaceNode *snode, ARegion *ar, int
 
 static int viewer_border_exec(bContext *C, wmOperator *op)
 {
+	Main *bmain = CTX_data_main(C);
 	Image *ima;
 	void *lock;
 	ImBuf *ibuf;
 
-	ED_preview_kill_jobs(CTX_wm_manager(C), CTX_data_main(C));
+	ED_preview_kill_jobs(CTX_wm_manager(C), bmain);
 
-	ima = BKE_image_verify_viewer(IMA_TYPE_COMPOSITE, "Viewer Node");
+	ima = BKE_image_verify_viewer(bmain, IMA_TYPE_COMPOSITE, "Viewer Node");
 	ibuf = BKE_image_acquire_ibuf(ima, NULL, &lock);
 
 	if (ibuf) {
diff --git a/source/blender/editors/space_node/node_view.c b/source/blender/editors/space_node/node_view.c
index d52a6a89413..00eab0c69c1 100644
--- a/source/blender/editors/space_node/node_view.c
+++ b/source/blender/editors/space_node/node_view.c
@@ -36,8 +36,9 @@
 
 #include "BKE_context.h"
 #include "BKE_image.h"
-#include "BKE_screen.h"
+#include "BKE_main.h"
 #include "BKE_node.h"
+#include "BKE_screen.h"
 
 #include "ED_node.h"  /* own include */
 #include "ED_screen.h"
@@ -238,6 +239,7 @@ static int snode_bg_viewmove_modal(bContext *C, wmOperator *op, const wmEvent *e
 
 static int snode_bg_viewmove_invoke(bContext *C, wmOperator *op, const wmEvent *event)
 {
+	Main *bmain = CTX_data_main(C);
 	SpaceNode *snode = CTX_wm_space_node(C);
 	ARegion *ar = CTX_wm_region(C);
 	NodeViewMove *nvm;
@@ -247,7 +249,7 @@ static int snode_bg_viewmove_invoke(bContext *C, wmOperator *op, const wmEvent *
 
 	void *lock;
 
-	ima = BKE_image_verify_viewer(IMA_TYPE_COMPOSITE, "Viewer Node");
+	ima = BKE_image_verify_viewer(bmain, IMA_TYPE_COMPOSITE, "Viewer Node");
 	ibuf = BKE_image_acquire_ibuf(ima, NULL, &lock);
 
 	if (ibuf == NULL) {
@@ -331,6 +333,7 @@ void NODE_OT_backimage_zoom(wmOperatorType *ot)
 
 static int backimage_fit_exec(bContext *C, wmOperator *UNUSED(op))
 {
+	Main *bmain = CTX_data_main(C);
 	SpaceNode *snode = CTX_wm_space_node(C);
 	ARegion *ar = CTX_wm_region(C);
 
@@ -343,7 +346,7 @@ static int backimage_fit_exec(bContext *C, wmOperator *UNUSED(op))
 
 	float facx, facy;
 
-	ima = BKE_image_verify_viewer(IMA_TYPE_COMPOSITE, "Viewer Node");
+	ima = BKE_image_verify_viewer(bmain, IMA_TYPE_COMPOSITE, "Viewer Node");
 	ibuf = BKE_image_acquire_ibuf(ima, NULL, &lock);
 
 	if ((ibuf == NULL) || (ibuf->x == 0) || (ibuf->y == 0)) {
@@ -421,7 +424,7 @@ static void sample_draw(const bContext *C, ARegion *ar, void *arg_info)
 /* Returns color in linear space, matching ED_space_image_color_sample().
  * And here we've got recursion in the comments tips...
  */
-bool ED_space_node_color_sample(SpaceNode *snode, ARegion *ar, int mval[2], float r_col[3])
+bool ED_space_node_color_sample(Main *bmain, SpaceNode *snode, ARegion *ar, int mval[2], float r_col[3])
 {
 	void *lock;
 	Image *ima;
@@ -436,7 +439,7 @@ bool ED_space_node_color_sample(SpaceNode *snode, ARegion *ar, int mval[2], floa
 		return false;
 	}
 
-	ima = BKE_image_verify_viewer(IMA_TYPE_COMPOSITE, "Viewer Node");
+	ima = BKE_image_verify_viewer(bmain, IMA_TYPE_COMPOSITE, "Viewer Node");
 	ibuf = BKE_image_acquire_ibuf(ima, NULL, &lock);
 	if (!ibuf) {
 		return false;
@@ -477,6 +480,7 @@ bool ED_space_node_color_sample(SpaceNode *snode, ARegion *ar, int mval[2], floa
 
 static void sample_apply(bContext *C, wmOperator *op, const wmEvent *event)
 {
+	Main *bmain = CTX_data_main(C);
 	SpaceNode *snode = CTX_wm_space_node(C);
 	ARegion *ar = CTX_wm_region(C);
 	ImageSampleInfo *info = op->customdata;
@@ -485,7 +489,7 @@ static void sample_apply(bContext *C, wmOperator *op, const wmEvent *event)
 	ImBuf *ibuf;
 	float fx, fy, bufx, bufy;
 
-	ima = BKE_image_verify_viewer(IMA_TYPE_COMPOSITE, "Viewer Node");
+	ima = BKE_image_verify_viewer(bmain, IMA_TYPE_COMPOSITE, "Viewer Node");
 	ibuf = BKE_image_acquire_ibuf(ima, NULL, &lock);
 	if (!ibuf) {
 		info->draw = 0;