ksvideosrc: fix device enumeration when hotplugging a camera

Since both audio and video capture devices declare the KSCATEGORY_CAPTURE interface,
plugging a camera that supports both could result in an audio device being mistaken
for a video one.

https://bugzilla.gnome.org/show_bug.cgi?id=796958
This commit is contained in:
Jerome Laheurte 2018-08-16 12:35:50 +02:00 committed by Nicolas Dufresne
parent dabb2ef740
commit 203d1825c5

View file

@ -338,13 +338,14 @@ msg_window_message_proc (HWND window_handle, UINT message,
bcdi = (PDEV_BROADCAST_DEVICEINTERFACE) lparam;
if (!IsEqualGUID (&bcdi->dbcc_classguid, &KSCATEGORY_CAPTURE) &&
!IsEqualGUID (&bcdi->dbcc_classguid, &KSCATEGORY_RENDER))
/* Since both video and audio capture device declare KSCATEGORY_CAPTURE, we filter on
KSCATEGORY_VIDEO here. To add audio support we should accept also KSCATEGORY_AUDIO. */
if (!IsEqualGUID (&bcdi->dbcc_classguid, &KSCATEGORY_VIDEO))
break;
devices =
ks_enumerate_devices (&bcdi->dbcc_classguid,
&bcdi->dbcc_classguid);
&KSCATEGORY_CAPTURE);
if (devices == NULL)
break;
@ -356,7 +357,7 @@ msg_window_message_proc (HWND window_handle, UINT message,
if ((source == NULL) &&
(g_ascii_strcasecmp (entry->path, bcdi->dbcc_name) == 0))
source = new_video_source (entry);
source = new_video_source (entry); /* Or audio source, not implemented yet */
ks_device_entry_free (entry);
}