- saturation option for sequencer strips, runs before multiply and color balance.

- multiply of 0.0 wasnt being applied.

release/scripts/ui/space_sequencer.py

@@ -745,6 +745,7 @@ class SEQUENCER_PT_filter(SequencerButtonsPanel):
 
         col = layout.column()
         col.label(text="Colors:")
+        col.prop(strip, "color_saturation", text="Saturation")
         col.prop(strip, "multiply_colors", text="Multiply")
         col.prop(strip, "premultiply")
         col.prop(strip, "convert_float")

source/blender/blenkernel/intern/sequencer.c

@@ -1769,12 +1769,31 @@ static void input_preprocess(Scene *scene, Sequence *seq, TStripElem *se, int cf
 	if(seq->flag & SEQ_FLIPX) {
 		IMB_flipx(se->ibuf);
 	}
-	if(seq->flag & SEQ_FLIPY) {
-		IMB_flipy(se->ibuf);
-	}
 
-	if(seq->mul == 0.0) {
-		seq->mul = 1.0;
+	if(seq->sat != 1.0f) {
+		/* inline for now, could become an imbuf function */
+		int i;
+		char *rct= (char *)se->ibuf->rect;
+		float *rctf= se->ibuf->rect_float;
+		const float sat= seq->sat;
+		float hsv[3];
+
+		if(rct) {
+			float rgb[3];
+			for (i = se->ibuf->x * se->ibuf->y; i > 0; i--, rct+=4) {
+				rgb_byte_to_float(rct, rgb);
+				rgb_to_hsv(rgb[0], rgb[1], rgb[2], hsv, hsv+1, hsv+2);
+				hsv_to_rgb(hsv[0], hsv[1] * sat, hsv[2], rgb, rgb+1, rgb+2);
+				rgb_float_to_byte(rgb, rct);
+			}
+		}
+
+		if(rctf) {
+			for (i = se->ibuf->x * se->ibuf->y; i > 0; i--, rctf+=4) {
+				rgb_to_hsv(rctf[0], rctf[1], rctf[2], hsv, hsv+1, hsv+2);
+				hsv_to_rgb(hsv[0], hsv[1] * sat, hsv[2], rctf, rctf+1, rctf+2);
+			}
+		}
 	}
 
 	mul = seq->mul;

source/blender/blenloader/intern/readfile.c

@@ -10953,6 +10953,15 @@ static void do_versions(FileData *fd, Library *lib, Main *main)
 				tex->saturation= 1.0f;
 		}
 
+		for (scene= main->scene.first; scene; scene=scene->id.next) {
+			if(scene) {
+				Sequence *seq;
+				SEQ_BEGIN(scene->ed, seq) {
+					seq->sat= 1.0f;
+				}
+				SEQ_END
+			}
+		}
 	}
 
 	/* WATCH IT!!!: pointers from libdata have not been converted yet here! */

source/blender/makesdna/DNA_sequence_types.h

@@ -140,6 +140,7 @@ typedef struct Sequence {
 	int startstill, endstill;
 	int machine, depth; /*machine - the strip channel, depth - the depth in the sequence when dealing with metastrips */
 	int startdisp, enddisp;	/*starting and ending points in the sequence*/
+	float sat, pad;
 	float mul, handsize;
 					/* is sfra needed anymore? - it looks like its only used in one place */
 	int sfra;		/* starting frame according to the timeline of the scene. */

source/blender/makesrna/intern/rna_sequencer.c

@@ -992,6 +992,13 @@ static void rna_def_filter_video(StructRNA *srna)
 	RNA_def_property_ui_text(prop, "Multiply Colors", "");
 	RNA_def_property_update(prop, NC_SCENE|ND_SEQUENCER, "rna_Sequence_update");
 
+	prop= RNA_def_property(srna, "color_saturation", PROP_FLOAT, PROP_UNSIGNED);
+	RNA_def_property_float_sdna(prop, NULL, "sat");
+	RNA_def_property_range(prop, 0.0f, 20.0f);
+	RNA_def_property_ui_range(prop, 0.0f, 2.0f, 3, 3);
+	RNA_def_property_ui_text(prop, "Saturation", "");
+	RNA_def_property_update(prop, NC_SCENE|ND_SEQUENCER, "rna_Sequence_update");
+
 	prop= RNA_def_property(srna, "strobe", PROP_FLOAT, PROP_NONE);
 	RNA_def_property_range(prop, 1.0f, 30.0f);
 	RNA_def_property_ui_text(prop, "Strobe", "Only display every nth frame");

source/blender/makesrna/rna_cleanup/rna_properties.txt

@@ -599,7 +599,7 @@ EditObjectActuator.time -> time:    int    Duration the new Object lives or the
 EditObjectActuator.track_object -> track_object:    pointer    Track to this Object
 EffectSequence.color_balance -> color_balance:    pointer, (read-only)    
 EffectSequence.crop -> crop:    pointer, (read-only)    
-EffectSequence.multiply_colors -> multiply_colors:    float    
+EffectSequence.multiply_colors -> color_multiply:    float    
 EffectSequence.proxy -> proxy:    pointer, (read-only)    
 EffectSequence.strobe -> strobe:    float    Only display every nth frame
 EffectSequence.transform -> transform:    pointer, (read-only)