PR infos integrated

Signed-off-by: Paulchen-Panther <Paulchen-Panter@protonmail.com>

CompileHowto.txt

@@ -1,6 +1,6 @@
 # Install the required tools and dependencies
 sudo apt-get update
-sudo apt-get install git cmake build-essential libqt4-dev libusb-1.0-0-dev python-dev libxrender-dev python
+sudo apt-get install git cmake build-essential libqt4-dev libusb-1.0-0-dev python-dev libxrender-dev python 
 
 # OSMC dependencies
 sudo apt-get install rbp-userland-dev-osmc
@@ -15,6 +15,9 @@ export FIRMWARE_DIR="raspberrypi-firmware"
 git clone --depth 1 https://github.com/raspberrypi/firmware.git "$FIRMWARE_DIR"
 sudo cp -R "$FIRMWARE_DIR/hardfp/opt/" /opt
 
+# OpenCV HDMI grabber dependencies (must be version 2.x) (check with: pkg-config --modversion opencv)
+sudo apt-get install libopencv*
+
 # create hyperion directory and checkout the code from github
 # You might want to add "--depth 1" if you only want to recompile the current source or don't want to use git any further
 export HYPERION_DIR="hyperion"
@@ -35,6 +38,8 @@ cmake -DCMAKE_BUILD_TYPE=Release -DPLATFORM="rpi" -Wno-dev ..
 cmake -DCMAKE_BUILD_TYPE=Release  -DPLATFORM="rpi-pwm" -Wno-dev ..
 # or if you are not compiling on the raspberry pi (e.g. OrangePi) and need to disable the Dispmanx grabber and support for spi devices
 cmake -DENABLE_DISPMANX=OFF -DENABLE_SPIDEV=OFF -DENABLE_X11=ON -DCMAKE_BUILD_TYPE=Release -Wno-dev ..
+# to enable the HDMI OpenCV grabber append cmake parameter
+ENABLE_OPENCV=ON
 # on amlogic platforms
 cmake -DENABLE_DISPMANX=OFF -DENABLE_SPIDEV=OFF -DENABLE_AMLOGIC=ON -DCMAKE_BUILD_TYPE=Release -Wno-dev ..
 # as an alternative for the dispmanx grabber on non-rpi devices (e.g. cubox-i) you could try the framebuffer grabber

config/hyperion.config.json.example

@@ -300,6 +300,21 @@
 		"blueSignalThreshold"  : 0.0
 	},
 
+	/// Configuration for the embedded OpenCV grabber
+	///  * input		: integer id of input device [default= 0]
+	///  * width		: optional resolution (note: will force OpenCV to capture in that resolution) [default=0]
+	///  * height		: optional resolution (note: will force OpenCV to capture in that resolution) [default=0]
+	///  * frequency_Hz	: optional capture frequency [defaults=10]
+	///  * priority		: optional hyperion priority channel [default=900]
+	"opencvgrabber" :
+	{
+		"input" : 0,
+		"width" : 0,
+		"height" : 0,
+		"frequency_Hz" : 10,
+		"priority" : 900
+	},
+
 	///  The configuration for each individual led. This contains the specification of the area 
 	///  averaged of an input image for each led to determine its color. Each item in the list 
 	///  contains the following fields: