Fulguro: /home/christophe/src/fulguro/trunk/apps/python/example7/example7.py Source File

00001 #!/usr/bin/env python
00002 
00003 #text detection
00004 
00005 ## @example example7.py
00006 #  @see example7.c
00007 
00008 from fulguro import *
00009 from fulguro.flgrrtcapture import *
00010 
00011 size_x = 640
00012 size_y = 480
00013 
00014 cam0 = FLGR_RtCapture2D("/dev/video0")
00015 cam0.set_palette("YV12")
00016 cam0.set_size(size_x,size_y)
00017 
00018 imin = FLGR_Data2D(size_y,size_x,1,FLGR_UINT8)
00019 immir = FLGR_Data2D(imin)
00020 imtmp1 = FLGR_Data2D(imin)
00021 imtmp2 = FLGR_Data2D(imin)
00022 imout = FLGR_Data2D(imin)
00023 
00024 nhb = FLGR_Data2D(9,9,imin.spp,imin.type,FLGR_RECT,FLGR_8_CONNEX)
00025 nhb2 = FLGR_Data2D(1,9,imin.spp,imin.type,FLGR_RECT,FLGR_8_CONNEX)
00026 nhb3 = FLGR_Data2D(9,9,imin.spp,imin.type,FLGR_RECT,FLGR_8_CONNEX)
00027 nhb4 = FLGR_Data2D(9,1,imin.spp,imin.type,FLGR_RECT,FLGR_8_CONNEX)
00028 
00029 scr0 = flgr2d_rtview_create(immir, 1, 2)
00030 
00031 for i in range(1000):
00032     #imin = flgr2d_load_jpeg("/home/christophe/hungary_licence_plate.jpg")
00033     flgr2d_rtcapture_gray_image(imin, cam0)
00034     flgr2d_copy(immir,imin)
00035     #flgr_mirror_horizontal(immir,imin)
00036     
00037     flgr2d_open_tophat(imtmp1,immir,nhb)
00038     flgr2d_close_tophat(imtmp2,immir,nhb)
00039 
00040     flgr2d_arith_inf(imout,imtmp1,imtmp2)
00041     flgr2d_replace(imout,imout,'>=',20,255,0)
00042 
00043     flgr2d_close(imtmp1,imout,nhb2)
00044     flgr2d_open(imout,imtmp1,nhb2)
00045    
00046     flgr2d_dilate(imtmp1,imout,nhb3)
00047     flgr2d_dilate(imout,imtmp1,nhb3)
00048     flgr2d_dilate(imtmp1,imout,nhb3)
00049     flgr2d_erode(imout,imtmp1,nhb3)
00050     flgr2d_erode(imtmp1,imout,nhb3)
00051     flgr2d_erode(imout,imtmp1,nhb3)
00052 
00053     flgr2d_open(imtmp1,imout,nhb4)
00054 
00055     flgr2d_replace(imout,imtmp1,'==',255,immir,0)
00056    
00057     flgr2d_rtview_refresh(scr0, immir,  0, 0)
00058     flgr2d_rtview_refresh(scr0, imout, 0, 1)
00059     
00060