#START AS: pshell console -dev -v -k -b -g -t test_camserver,1,5 -r false (-cl FINE)(--debug -y)
import ch.psi.pshell.screenpanel.CamServerViewer as CamServerViewer
import traceback

SHOW_RENDERER=False
CAMERA="simulation"
CHANNEL_IMG = "TEST:FPICTURE"
CHANNEL_WIDTH = "TEST:WIDTH"
CHANNEL_HEIGHT = "TEST:HEIGHT"
INTERVAL = 1.0
SHOW_PROFILE = False
SHOW_FIT = True
#IMAGE_TYPE = PV.Type.SHORT
IMAGE_TYPE = PV.Type.BYTE 
#IMAGE_SIZE = Dimension(500,500)
#IMAGE_SIZE = Dimension(255,255)
IMAGE_SIZE = Dimension(300,218)
MAX_IMAGE_SIZE = 65500 if  PV.Type.BYTE else 65500/2
DEBUG = (not Setup.isServerMode()) or Setup.isDebug()
PLOT = DEBUG

img = PV.waveform(CHANNEL_IMG, IMAGE_TYPE, MAX_IMAGE_SIZE)
width = PV.scalar(CHANNEL_WIDTH, PV.Type.INT)
height = PV.scalar(CHANNEL_HEIGHT, PV.Type.INT)

viewer = CamServerViewer()
viewer.applyOptions();
viewer.initialize(CamServerViewer.SourceSelecionMode.Single);     
viewer.setStream(CAMERA)
viewer.camera.config.colormap=Colormap.Flame
viewer.camera.config.colormapAutomatic = True

viewer.setShowProfile(SHOW_PROFILE)
viewer.setShowFit(SHOW_FIT)
r=viewer.renderer
r.setPenProfile(Pen(Color.GRAY, 0))
viewer.setPenFit(Pen(Color.WHITE, 0))
viewer.setPenCross(Pen(Color.WHITE, 0))

if SHOW_RENDERER:
    f=SwingUtils.showFrame(App.getMainFrame(), "CamServerViewer", Dimension(450,250), r)
    f.setAlwaysOnTop(True)
else:
    r.device.addListener(r)
p=None

try:
    r.waitImage(10000)
    while True:
        i=r.getImage(True, IMAGE_SIZE)
        i=ImagingUtils.grayscale(i)
        d = Data(i)
        a = d.array
        if IMAGE_TYPE != PV.Type.BYTE:
            a=Convert.toUnsigned(a)    
        img.write(a)
        width.write(d.width)
        height.write(d.height)
        if PLOT:
            matrix = Convert.reshape(a, d.height, d.width) 
            if IMAGE_TYPE == PV.Type.BYTE:
                matrix=Convert.toUnsigned(matrix)    
            #p=plot(matrix)[0]
            if p is None or (s.numberOfBinsX!=d.width) []or (s.numberOfBinsY!=d.height):
                p=plot(matrix)[0]
                p.setColormap(Colormap.Grayscale)                
                p.getAxis(p.AxisId.Y).inverted=True  
                s=p.getSeries(0)
            else:
                s.setData(Convert.toDouble(matrix))
        if INTERVAL:
            time.sleep(INTERVAL)
        r.waitNext(10000) #If stops receiving, tries restarting 
except:
    width.write(0)
    height.write(0)    
    if DEBUG:
        print "Camera image processing exception:"
        print sys.exc_info()[1]        
        traceback.print_exc()
finally:
        viewer.setStream(None)