From d3b5ee55fb73c0b3d9b2dd6a8e61885aea06685e Mon Sep 17 00:00:00 2001
From: Cheeseness <contact@jbushproductions.com>
Date: Sun, 25 Nov 2018 19:34:56 +1000
Subject: [PATCH] linux-v4l2: Make V4L device names unique

Addresses mantis issue 0000702.

Closes obsproject/obs-studio#1553
---
 plugins/linux-v4l2/v4l2-input.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/plugins/linux-v4l2/v4l2-input.c b/plugins/linux-v4l2/v4l2-input.c
index 46726ee02..08d81f317 100644
--- a/plugins/linux-v4l2/v4l2-input.c
+++ b/plugins/linux-v4l2/v4l2-input.c
@@ -329,7 +329,11 @@ static void v4l2_device_list(obs_property_t *prop, obs_data_t *settings)
 			continue;
 		}
 
-		obs_property_list_add_string(prop, (char *) video_cap.card,
+		/* make sure device names are unique */
+		char unique_device_name[68];
+		sprintf(unique_device_name, "%s (%s)", video_cap.card,
+				video_cap.bus_info);
+		obs_property_list_add_string(prop, unique_device_name,
 				device.array);
 		blog(LOG_INFO, "Found device '%s' at %s", video_cap.card,
 				device.array);