def update_image(self, id_val, image, format="MONO8", xoffset=0, yoffset=0):
image = numpy.asarray(image)
if format == "RGB8":
image = imops.rgb8_to_rgb8(image)
elif format == "ARGB8":
image = imops.argb8_to_rgb8(image)
elif format == "YUV411":
image = imops.yuv411_to_rgb8(image)
elif format == "YUV422":
image = imops.yuv422_to_rgb8(image)
elif format == "MONO8":
pass
elif format == "RAW8":
pass
elif format == "MONO16":
image = imops.mono16_to_mono8_middle8bits(image)
else:
raise ValueError("Unknown format '%s'" % (format,))
if id_val not in self.children:
# The line gives us:
# Gtk-CRITICAL **: gtk_widget_set_colormap: assertion `!GTK_WIDGET_REALIZED (widget)' failed
self._new_child(id_val, image)
else:
child = self.children[id_val]
child.update_image(image)
def update_image(self, id_val, image, format='MONO8',
xoffset=0, yoffset=0, sort_add=False):
image=numpy.asarray(image)
if format == 'RGB8':
image = imops.rgb8_to_rgb8( image )
elif format == 'ARGB8':
image = imops.argb8_to_rgb8( image )
elif format == 'YUV411':
image = imops.yuv411_to_rgb8( image )
elif format == 'YUV422':
image = imops.yuv422_to_rgb8( image )
elif format == 'MONO8':
pass
elif format == 'RAW8':
pass
elif format == 'MONO16':
image = imops.mono16_to_mono8_middle8bits( image )
elif format.startswith('MONO8:'):
warnings.warn('no Bayer do-mosaicing code implemented.')
# pass through the raw Bayer mosaic
else:
raise ValueError("Unknown format '%s'"%(format,))
if id_val not in self.children:
self._new_child(id_val,image, sort_add=sort_add)
self.children_full_roi_arr[id_val] = image
else:
child = self.children[id_val]
previous_image = self.children_full_roi_arr[id_val]
if not image.shape == previous_image.shape:
fullh,fullw = previous_image.shape
h,w = image.shape
warnings.warn('use of ROI forces copy operation')
# Current pyglet (v1.0) seems to assume width of image
# to blit is width of full texture, so here we make a
# full-size image rather than blitting the sub image.
newim = copy_array_including_strides(previous_image)
newim[yoffset:yoffset+h, xoffset:xoffset+w] = image
image = newim
self.children_full_roi_arr[id_val] = image
child.update_image(image)
# show mono16 format logic import numpy import motmot.imops.imops as imops h = 2 w = 3 fin = numpy.zeros( (h,w), dtype=numpy.uint16 ) fin[0,0] = (255) fin[0,1] = (255 << 4) fin2 = numpy.fromstring(fin.tostring(),dtype=numpy.uint8) fin2.shape = fin.shape[0], fin.shape[1]*2 fout = imops.mono16_to_mono8_middle8bits(fin2) print 'fin[0,0], fout[0,0]',fin[0,0], fout[0,0] print 'fin[0,1], fout[0,1]',fin[0,1], fout[0,1] print 'fin[0,2], fout[0,2]',fin[0,2], fout[0,2]