def ExtractThumbs(img, count):
'''extract thumbnails from a composite thumbnail image'''
thumb_size = cuav_util.image_width(img) / count
thumbs = []
for i in range(count):
thumb = cuav_util.SubImage(img, (i*thumb_size, 0, thumb_size, thumb_size))
thumbs.append(thumb)
return thumbs
def ExtractThumbs(img, count):
'''extract thumbnails from a composite thumbnail image'''
thumb_size = cuav_util.image_width(img) / count
thumbs = []
for i in range(count):
thumb = cuav_util.SubImage(img, (i*thumb_size, 0, thumb_size, thumb_size))
thumbs.append(thumb)
return thumbs
def add_regions(self, regions, thumbs, filename, pos=None):
'''add some regions'''
for i in range(len(regions)):
r = regions[i]
(x1, y1, x2, y2) = r.tuple()
latlon = r.latlon
if latlon is None:
latlon = (None, None)
(lat, lon) = latlon
if self.boundary:
if (lat, lon) == (None, None):
# its pointing into the sky
continue
# if cuav_util.polygon_outside((lat,lon), self.boundary):
# # this region is outside the search boundary
# continue
# the thumbnail we have been given will be bigger than the size we want to
# display on the mosaic. Extract the middle of it for display
full_thumb = thumbs[i]
rsize = max(x2 + 1 - x1, y2 + 1 - y1)
tsize = cuav_util.image_width(full_thumb)
if rsize < tsize:
thumb = cuav_util.SubImage(full_thumb,
((tsize - self.thumb_size) // 2,
(tsize - self.thumb_size) // 2,
self.thumb_size, self.thumb_size))
else:
thumb = cv.CreateImage((self.thumb_size, self.thumb_size), 8,
3)
cv.Resize(full_thumb, thumb)
ridx = len(self.regions)
self.regions.append(
MosaicRegion(ridx,
r,
filename,
pos,
thumbs[i],
thumb,
latlon=(lat, lon)))
self.regions_sorted.append(self.regions[-1])
self.display_mosaic_region(ridx)
if (lat, lon) != (None, None):
self.slipmap.add_object(
mp_slipmap.SlipThumbnail("region %u" % ridx, (lat, lon),
img=thumb,
layer=2,
border_width=1,
border_colour=(255, 0, 0),
popup_menu=self.popup_menu))
self.image_mosaic.set_image(self.mosaic, bgr=True)
def add_regions(self, regions, thumbs, filename, pos=None):
'''add some regions'''
for i in range(len(regions)):
r = regions[i]
(x1,y1,x2,y2) = r.tuple()
latlon = r.latlon
if latlon is None:
latlon = (None,None)
(lat, lon) = latlon
if self.boundary:
if (lat, lon) == (None,None):
# its pointing into the sky
continue
# if cuav_util.polygon_outside((lat,lon), self.boundary):
# # this region is outside the search boundary
# continue
# the thumbnail we have been given will be bigger than the size we want to
# display on the mosaic. Extract the middle of it for display
full_thumb = thumbs[i]
rsize = max(x2+1-x1,y2+1-y1)
tsize = cuav_util.image_width(full_thumb)
if rsize < tsize:
thumb = cuav_util.SubImage(full_thumb, ((tsize-self.thumb_size)//2,
(tsize-self.thumb_size)//2,
self.thumb_size,
self.thumb_size))
else:
thumb = cv.CreateImage((self.thumb_size, self.thumb_size),8,3)
cv.Resize(full_thumb, thumb)
ridx = len(self.regions)
self.regions.append(MosaicRegion(ridx, r, filename, pos, thumbs[i], thumb, latlon=(lat,lon)))
self.regions_sorted.append(self.regions[-1])
max_page = (len(self.regions_sorted)-1) / self.display_regions
self.image_mosaic.set_title("Mosaic (Page %u of %u)" % (self.page+1, max(max_page+1, 1)))
frame_time = cuav_util.parse_frame_time(filename)
if not frame_time in self.ridx_by_frame_time:
self.ridx_by_frame_time[frame_time] = [ridx]
else:
self.ridx_by_frame_time[frame_time].append(ridx)
self.display_mosaic_region(len(self.regions_sorted)-1)
if (lat,lon) != (None,None):
self.slipmap.add_object(mp_slipmap.SlipThumbnail("region %u" % ridx, (lat,lon),
img=thumb,
layer=2, border_width=1, border_colour=(255,0,0),
popup_menu=self.popup_menu))
self.image_mosaic.set_image(self.mosaic, bgr=True)
def make_thumb(self, full, r, size):
(x1, y1, x2, y2) = r.tuple()
rsize = max(x2 + 1 - x1, y2 + 1 - y1)
tsize = cuav_util.image_width(full)
if rsize < tsize:
thumb = cuav_util.SubImage(full, ((tsize - size) // 2,
(tsize - size) // 2, size, size))
else:
thumb = cv2.resize(full, (size, size))
return thumb
def make_thumb(self, full, r, size):
(x1,y1,x2,y2) = r.tuple()
rsize = max(x2+1-x1,y2+1-y1)
tsize = cuav_util.image_width(full)
if rsize < tsize:
thumb = cuav_util.SubImage(full, ((tsize-size)//2,
(tsize-size)//2,
size,
size))
else:
thumb = cv2.resize(full, (size, size))
return thumb
def add_regions(self, regions, thumbs, filename, pos=None):
'''add some regions'''
for i in range(len(regions)):
r = regions[i]
(x1,y1,x2,y2) = r.tuple()
latlon = r.latlon
if latlon is None:
latlon = (None,None)
(lat, lon) = latlon
if self.boundary:
if (lat, lon) == (None,None):
# its pointing into the sky
continue
# if cuav_util.polygon_outside((lat,lon), self.boundary):
# # this region is outside the search boundary
# continue
# the thumbnail we have been given will be bigger than the size we want to
# display on the mosaic. Extract the middle of it for display
full_thumb = thumbs[i]
tsize = cuav_util.image_width(full_thumb)
thumb = cuav_util.SubImage(full_thumb, ((tsize-self.thumb_size)//2,
(tsize-self.thumb_size)//2,
self.thumb_size,
self.thumb_size))
ridx = len(self.regions)
self.regions.append(MosaicRegion(ridx, r, filename, pos, thumbs[i], thumb, latlon=(lat,lon)))
self.regions_sorted.append(self.regions[-1])
self.display_mosaic_region(ridx)
if (lat,lon) != (None,None):
import mp_slipmap
self.slipmap.add_object(mp_slipmap.SlipThumbnail("region %u" % ridx, (lat,lon),
img=thumb,
layer=2, border_width=1, border_colour=(255,0,0)))
self.image_mosaic.set_image(self.mosaic, bgr=True)
