Added ability to stream specific monitor on Linux

assets/sunshine.conf

@@ -93,6 +93,9 @@
 # adapter_name = Radeon RX 580 Series
 # output_name  = \\.\DISPLAY1
 
+# !! Linux only !!
+# Set the display number to stream. I have no idea how they are numbered. They start from 0.
+linux_monitor_id = 3
 
 ###############################################
 # FFmpeg software encoding parameters
@@ -102,7 +105,7 @@
 # Constant Rate Factor. Between 1 and 52. It allows QP to go up during motion and down with still image, resulting in constant perceived quality
 # Higher value means more compression, but less quality
 # If crf == 0, then use QP directly instead
-# crf = 0
+crf = 18
 
 # Quantitization Parameter
 # Higher value means more compression, but less quality
@@ -113,7 +116,7 @@
 # Increasing the value slightly reduces encoding efficiency, but the tradeoff is usually
 # worth it to gain the use of more CPU cores for encoding. The ideal value is the lowest
 # value that can reliably encode at your desired streaming settings on your hardware.
-# min_threads = 1
+min_threads = 1
 
 # Allows the client to request HEVC Main or HEVC Main10 video streams.
 # HEVC is more CPU-intensive to encode, so enabling this may reduce performance when using software encoding.
@@ -121,14 +124,14 @@
 # If set to 1, Sunshine will not advertise support for HEVC
 # If set to 2, Sunshine will advertise support for HEVC Main profile
 # If set to 3, Sunshine will advertise support for HEVC Main and Main10 (HDR) profiles
-# hevc_mode = 0
+hevc_mode = 0
 
 # Force a specific encoder, otherwise Sunshine will use the first encoder that is available
 # supported encoders:
 #   nvenc
 #   software
 #
-# encoder = nvenc
+# encoder = vaapi
 ##################################### Software #####################################
 # See x264 --fullhelp for the different presets
 # sw_preset  = superfast