- change max threads from 8 to 64, need to keep an eye on stack memory use here.

- reload fix didnt work last commit.

source/blender/blenkernel/intern/sequencer.c

@@ -3758,7 +3758,7 @@ void seqUniqueName(ListBase *seqbasep, Sequence *seq)
 	 BLI_uniquename(seqbasep, seq, "Sequence", '.', offsetof(Sequence, name), SEQ_NAME_MAXSTR);
 }
 
-/* NOTE: this function doesn't fill in iamge names */
+/* NOTE: this function doesn't fill in image names */
 Sequence *sequencer_add_image_strip(bContext *C, ListBase *seqbasep, SeqLoadInfo *seq_load)
 {
 	Scene *scene= CTX_data_scene(C); /* only for active seq */

source/blender/blenlib/BLI_threads.h

@@ -34,7 +34,7 @@
 #include <pthread.h>
 
 /* for tables, button in UI, etc */
-#define BLENDER_MAX_THREADS		8
+#define BLENDER_MAX_THREADS		64
 
 struct ListBase;
 

source/blender/blenlib/intern/threads.c

@@ -107,7 +107,7 @@ static pthread_mutex_t _custom1_lock = PTHREAD_MUTEX_INITIALIZER;
 static int thread_levels= 0;	/* threads can be invoked inside threads */
 
 /* just a max for security reasons */
-#define RE_MAX_THREAD	8
+#define RE_MAX_THREAD BLENDER_MAX_THREADS
 
 typedef struct ThreadSlot {
 	struct ThreadSlot *next, *prev;

source/blender/editors/render/render_shading.c

@@ -767,7 +767,7 @@ static int copy_material_exec(bContext *C, wmOperator *op)
 	Material *ma= CTX_data_pointer_get_type(C, "material", &RNA_Material).data;
 
 	if(ma==NULL)
-		return;
+		return OPERATOR_CANCELLED;
 
 	copy_matcopybuf(ma);
 

source/blender/makesrna/intern/rna_scene.c

@@ -2143,7 +2143,7 @@ static void rna_def_scene_render_data(BlenderRNA *brna)
 	
 	prop= RNA_def_property(srna, "threads", PROP_INT, PROP_NONE);
 	RNA_def_property_int_sdna(prop, NULL, "threads");
-	RNA_def_property_range(prop, 1, 8);
+	RNA_def_property_range(prop, 1, BLENDER_MAX_THREADS);
 	RNA_def_property_int_funcs(prop, "rna_SceneRenderData_threads_get", NULL, NULL);
 	RNA_def_property_ui_text(prop, "Threads", "Number of CPU threads to use simultaneously while rendering (for multi-core/CPU systems)");
 	RNA_def_property_update(prop, NC_SCENE|ND_RENDER_OPTIONS, NULL);