From: Anthony Minessale <anthm@freeswitch.org>
Date: Mon, 20 Apr 2015 16:04:13 +0000 (-0500)
Subject: FS-7500: use abs value to compute width for img starting in negative space
X-Git-Tag: v1.6.2~614^2~148
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=70198e0d2823d63a9327ecc1cd6afc0ac180295b;p=thirdparty%2Ffreeswitch.git

FS-7500: use abs value to compute width for img starting in negative space
---

diff --git a/src/switch_core_video.c b/src/switch_core_video.c
index 29b2752e4e..663f87870c 100644
--- a/src/switch_core_video.c
+++ b/src/switch_core_video.c
@@ -130,8 +130,8 @@ SWITCH_DECLARE(void) switch_img_patch(switch_image_t *IMG, switch_image_t *img,
 	switch_assert(IMG->fmt == SWITCH_IMG_FMT_I420);
 
 	if (img->fmt == SWITCH_IMG_FMT_ARGB) {
-		int max_w = MIN(img->d_w, IMG->d_w - x);
-		int max_h = MIN(img->d_h, IMG->d_h - y);
+		int max_w = MIN(img->d_w, IMG->d_w - abs(x));
+		int max_h = MIN(img->d_h, IMG->d_h - abs(y));
 		int j;
 		uint8_t alpha;
 		switch_rgb_color_t *rgb_color;