rpi: add rpiCameraFlickerPeriod (#3463)

apidocs/openapi.yaml

@@ -420,6 +420,8 @@ components:
           type: number
         rpiCameraAfWindow:
           type: string
+        rpiCameraFlickerPeriod:
+          type: integer
         rpiCameraTextOverlayEnable:
           type: boolean
         rpiCameraTextOverlay:

internal/conf/path.go

@@ -161,6 +161,7 @@ type Path struct {
 	RPICameraAfSpeed           string    `json:"rpiCameraAfSpeed"`
 	RPICameraLensPosition      float64   `json:"rpiCameraLensPosition"`
 	RPICameraAfWindow          string    `json:"rpiCameraAfWindow"`
+	RPICameraFlickerPeriod     int       `json:"rpiCameraFlickerPeriod"`
 	RPICameraTextOverlayEnable bool      `json:"rpiCameraTextOverlayEnable"`
 	RPICameraTextOverlay       string    `json:"rpiCameraTextOverlay"`
 

internal/core/path_manager.go

@@ -24,6 +24,7 @@ func pathConfCanBeUpdated(oldPathConf *conf.Path, newPathConf *conf.Path) bool {
 	clone.RPICameraSaturation = newPathConf.RPICameraSaturation
 	clone.RPICameraSharpness = newPathConf.RPICameraSharpness
 	clone.RPICameraExposure = newPathConf.RPICameraExposure
+	clone.RPICameraFlickerPeriod = newPathConf.RPICameraFlickerPeriod
 	clone.RPICameraAWB = newPathConf.RPICameraAWB
 	clone.RPICameraAWBGains = newPathConf.RPICameraAWBGains
 	clone.RPICameraDenoise = newPathConf.RPICameraDenoise

internal/staticsources/rpicamera/mtxrpicamdownloader/VERSION

@@ -1 +1 @@
-v2.0.0
+v2.1.0

internal/staticsources/rpicamera/params.go

@@ -34,6 +34,7 @@ type params struct {
 	AfSpeed           string
 	LensPosition      float64
 	AfWindow          string
+	FlickerPeriod     int
 	TextOverlayEnable bool
 	TextOverlay       string
 }

internal/staticsources/rpicamera/source.go

@@ -59,6 +59,7 @@ func paramsFromConf(logLevel conf.LogLevel, cnf *conf.Path) params {
 		AfSpeed:           cnf.RPICameraAfSpeed,
 		LensPosition:      cnf.RPICameraLensPosition,
 		AfWindow:          cnf.RPICameraAfWindow,
+		FlickerPeriod:     cnf.RPICameraFlickerPeriod,
 		TextOverlayEnable: cnf.RPICameraTextOverlayEnable,
 		TextOverlay:       cnf.RPICameraTextOverlay,
 	}

mediamtx.yml

@@ -582,6 +582,8 @@ pathDefaults:
   # Specifies the autofocus window, in the form x,y,width,height where the coordinates
   # are given as a proportion of the entire image.
   rpiCameraAfWindow:
+  # Manual flicker correction period, in microseconds.
+  rpiCameraFlickerPeriod: 0
   # enables printing text on each frame.
   rpiCameraTextOverlayEnable: false
   # text that is printed on each frame.