From 66acb21dbbe3e8fb69b2bbd950bc225d4ed4cb4f Mon Sep 17 00:00:00 2001
From: Johannes Löthberg <johannes@kyriasis.com>
Date: Tue, 11 Nov 2014 01:51:02 +0100
Subject: Fix alpha, blur, sharpen, constast, brightness, and gamma switches

---
 src/yawa.c | 44 +++++++++-----------------------------------
 src/yawa.h | 16 ++++++++--------
 2 files changed, 17 insertions(+), 43 deletions(-)

diff --git a/src/yawa.c b/src/yawa.c
index f8dae01..453421a 100644
--- a/src/yawa.c
+++ b/src/yawa.c
@@ -100,17 +100,17 @@ parse_opt(signed key, char *arg, struct argp_state *state)
 
 		case 'o':
 			arguments->contrast = true;
-			arguments->contrast_amount = parse_uint(arg, "contrast amount");
+			arguments->contrast_amount = parse_double(arg, "contrast amount");
 			break;
 
 		case 'B':
 			arguments->brightness = true;
-			arguments->brightness_amount = parse_uint(arg, "brightness amount");
+			arguments->brightness_amount = parse_double(arg, "brightness amount");
 			break;
 
 		case 'G':
 			arguments->gamma = true;
-			arguments->gamma_amount = parse_uint(arg, "gamma amount");
+			arguments->gamma_amount = parse_double(arg, "gamma amount");
 			break;
 
 		case 'v':
@@ -328,7 +328,7 @@ main(signed argc, char **argv)
 		imlib_context_set_blend(1);
 
 		if (arguments.alpha) {
-			alpha = arguments.alpha;
+			alpha = (signed)arguments.alpha_amount;
 		} else {
 			alpha = 255;
 		}
@@ -414,45 +414,19 @@ main(signed argc, char **argv)
 			imlib_set_color_modifier_tables(r, g, b, a);
 		}
 		if (arguments.blur) {
-			int intval;
-			if (sscanf(argv[i], "%i", &intval) == 0) {
-				fprintf(stderr, "Bad value (%s)\n", argv[i]);
-				continue;
-			}
-
-			imlib_image_blur(intval);
+			imlib_image_blur((signed)arguments.blur_radius);
 		}
 		if (arguments.sharpen) {
-			int intval;
-			if (sscanf(argv[i], "%i", &intval) == 0) {
-				fprintf(stderr, "Bad value (%s)\n", argv[i]);
-				continue;
-			}
-			imlib_image_sharpen(intval);
+			imlib_image_sharpen((signed)arguments.sharpen_radius);
 		}
 		if (arguments.contrast) {
-			double dblval;
-			if (sscanf(argv[i], "%lf", &dblval) == 0) {
-				fprintf(stderr, "Bad value (%s)\n", argv[i]);
-				continue;
-			}
-			imlib_modify_color_modifier_contrast(dblval);
+			imlib_modify_color_modifier_contrast(arguments.contrast_amount);
 		}
 		if (arguments.brightness) {
-			double dblval;
-			if (sscanf(argv[i], "%lf", &dblval) == 0) {
-				fprintf(stderr, "Bad value (%s)\n", argv[i]);
-				continue;
-			}
-			imlib_modify_color_modifier_brightness(dblval);
+			imlib_modify_color_modifier_brightness(arguments.brightness_amount);
 		}
 		if (arguments.gamma) {
-			double dblval;
-			if (sscanf(argv[i], "%lf", &dblval) == 0) {
-				fprintf(stderr, "Bad value (%s)\n", argv[i]);
-				continue;
-			}
-			imlib_modify_color_modifier_gamma(dblval);
+			imlib_modify_color_modifier_gamma(arguments.gamma_amount);
 		}
 
 		if (arguments.flipv) {
diff --git a/src/yawa.h b/src/yawa.h
index e9cc2c8..458050b 100644
--- a/src/yawa.h
+++ b/src/yawa.h
@@ -40,9 +40,9 @@ struct arguments {
 	signed   angle;
 	unsigned blur_radius;
 	unsigned sharpen_radius;
-	unsigned contrast_amount;
-	unsigned brightness_amount;
-	unsigned gamma_amount;
+	double   contrast_amount;
+	double   brightness_amount;
+	double   gamma_amount;
 	unsigned alpha_amount;
 
 	bool add: 1;
@@ -89,11 +89,11 @@ static struct argp_option options[] = {
 
 	{0,              0,          0, 0, "Manipulations:", 4},
 	{"tint",       'T',    "COLOR", 0, "Tint current image", 4},
-	{"blur",       'b',   "RADIUS", 0, "Blur the current image", 4},                      // Not implemented
-	{"sharpen",    'S',   "RADIUS", 0, "Sharpen the current image", 4},                   // Not implemented
-	{"contrast",   'o',   "AMOUNT", 0, "Adjust the contrast of the current image", 4},    // Not implemented
-	{"brightness", 'B',   "AMOUNT", 0, "Adjust the bightness of the current image", 4},   // Not implemented
-	{"gamma",      'G',   "AMOUNT", 0, "Adjust the gamma level of the current image", 4}, // Not implemented
+	{"blur",       'b',   "RADIUS", 0, "Blur the current image", 4},
+	{"sharpen",    'S',   "RADIUS", 0, "Sharpen the current image", 4},
+	{"contrast",   'o',   "AMOUNT", 0, "Adjust the contrast of the current image", 4},
+	{"brightness", 'B',   "AMOUNT", 0, "Adjust the bightness of the current image", 4},
+	{"gamma",      'G',   "AMOUNT", 0, "Adjust the gamma level of the current image", 4},
 	{"flipv",      'v',          0, 0, "Flip the current image vertically", 4},
 	{"fliph",      'h',          0, 0, "Flip the current image horizontally", 4},
 	{"flipd",      'd',          0, 0, "Flip the current image diagonally", 4},
-- 
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