refactor resolution, mid commit

Signed-off-by: fufesou <shuanglongchen@yeah.net>

libs/hbb_common/protos/message.proto

@@ -41,6 +41,7 @@ message DisplayInfo {
   string name = 5;
   bool online = 6;
   bool cursor_embedded = 7;
+  Resolution original_resolution = 8;
 }
 
 message PortForward {
@@ -444,6 +445,8 @@ message SwitchDisplay {
   int32 height = 5;
   bool cursor_embedded = 6;
   SupportedResolutions resolutions = 7;
+  // Do not care about the origin point for now.
+  Resolution original_resolution = 8;
 }
 
 message PermissionInfo {
@@ -501,6 +504,7 @@ message OptionMessage {
   SupportedDecoding supported_decoding = 10;
   int32 custom_fps = 11;
   BoolOption disable_keyboard = 12;
+  Resolution custom_resolution = 13;
 }
 
 message TestDelay {

libs/hbb_common/src/config.rs

@@ -191,6 +191,12 @@ pub struct Config2 {
     pub options: HashMap<String, String>,
 }
 
+#[derive(Debug, Default, Serialize, Deserialize, Clone, PartialEq)]
+pub struct Resolution {
+    pub w: i32,
+    pub h: i32,
+}
+
 #[derive(Debug, Default, Serialize, Deserialize, Clone, PartialEq)]
 pub struct PeerConfig {
     #[serde(default, deserialize_with = "deserialize_vec_u8")]
@@ -246,6 +252,9 @@ pub struct PeerConfig {
     #[serde(flatten)]
     pub view_only: ViewOnly,
 
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub custom_resolution: Option<Resolution>,
+
     // The other scalar value must before this
     #[serde(default, deserialize_with = "PeerConfig::deserialize_options")]
     pub options: HashMap<String, String>, // not use delete to represent default values