FS-9100 #resolve [Recording Fails if There Are Zero Webcams]

src/mod/applications/mod_conference/conference_record.c

@@ -234,7 +234,7 @@ void *SWITCH_THREAD_FUNC conference_record_thread_run(switch_thread_t *thread, v
 
 	flags = SWITCH_FILE_FLAG_WRITE | SWITCH_FILE_DATA_SHORT;
 
-	if (conference->members_with_video && conference_utils_test_flag(conference, CFLAG_TRANSCODE_VIDEO)) {
+	if (conference_utils_test_flag(conference, CFLAG_TRANSCODE_VIDEO)) {
 		flags |= SWITCH_FILE_FLAG_VIDEO;
 		if (canvas) {
 			char *orig_path = rec->path;

src/mod/applications/mod_conference/conference_video.c

@@ -2224,6 +2224,11 @@ void *SWITCH_THREAD_FUNC conference_video_muxing_thread_run(switch_thread_t *thr
 			}
 			
 		}
+
+		if (video_count != canvas->video_count) {
+			count_changed = 1;
+		}
+
 		canvas->video_count = video_count;
 		switch_mutex_unlock(conference->member_mutex);