First step in reading and processing GPSAltitude, and GPSTimeStamp.

svn: r17642
This commit is contained in:
Rob G. Healey 2011-06-01 00:14:24 +00:00
parent 7901808c88
commit 10906f43be

View File

@ -164,7 +164,9 @@ _DATAMAP = {
"Exif.GPSInfo.GPSLatitude" : "Latitude",
"Exif.GPSInfo.GPSLongitudeRef" : "LongitudeRef",
"Exif.GPSInfo.GPSLongitude" : "Longitude",
"Exif.GPSInfo.GPSTimeStamp" : "GPSTimeStamp"}
"Exif.GPSInfo.AltitudeRef" : "AltitudeRef",
"Exif.GPSInfo.GPSAltitude" : "Altitude",
"Exif.GPSInfo.GPSTimeStamp" : "gpsTimeStamp"}
_DATAMAP = dict((key, val) for key, val in _DATAMAP.items())
_DATAMAP.update( (val, key) for key, val in _DATAMAP.items())
@ -190,7 +192,13 @@ _TOOLTIPS = {
"Example: 43.722965, 43 43 22 N, 38° 38 03″ N, 38 38 3"),
"Longitude" : _("Enter the Longitude GPS Coordinates for this image,\n"
"Example: 10.396378, 10 23 46 E, 105° 6 6″ W, -105 6 6") }
"Example: 10.396378, 10 23 46 E, 105° 6 6″ W, -105 6 6"),
"Altitude" : _("This is the amount of meters that you are either above or below sea level.\n"
"Example: 54 1, 54 0"),
"gpsTimeStamp" : _("The Hour Minutes Seconds that the GPS Coordinates were received.\n"
"Example: 13 30 25") }
_TOOLTIPS = dict( (key, tip) for key, tip in _TOOLTIPS.items() )
@ -248,31 +256,25 @@ class EditExifMetadata(Gramplet):
# Displays the file name...
medialabel = gtk.HBox(False)
label = gtk.Label()
label.set_alignment(0.0, 0.0)
label.set_line_wrap(True)
label = self.__create_label("MediaLabel", False, False, False)
medialabel.pack_start(label, expand =False)
self.exif_widgets["MediaLabel"] = label
main_vbox.pack_start(medialabel, expand =False, fill =False, padding =2)
label.show()
# Displays mime type information...
mimetype = gtk.HBox(False)
label = gtk.Label()
label.set_alignment(0.0, 0.0)
label.set_line_wrap(True)
label = self.__create_label("MimeType", False, False, False)
mimetype.pack_start(label, expand =False)
self.exif_widgets["MimeType"] = label
main_vbox.pack_start(mimetype, expand =False, fill =False, padding =2)
label.show()
# Displays all plugin messages...
messagearea = gtk.HBox(False)
label = gtk.Label()
label.set_alignment(0.5, 0.0)
label.set_line_wrap(True)
label = self.__create_label("MessageArea", False, False, False)
messagearea.pack_start(label, expand =False)
self.exif_widgets["MessageArea"] = label
main_vbox.pack_start(messagearea, expand =False, fill =False, padding =2)
label.show()
@ -405,7 +407,6 @@ class EditExifMetadata(Gramplet):
# display all exif metadata...
mediadatatags = _get_exif_keypairs(self.plugin_image)
self.set_has_data( len(mediadatatags) > 0)
if mediadatatags:
self.display_metadata(mediadatatags)
@ -574,6 +575,28 @@ class EditExifMetadata(Gramplet):
return button
def __create_label(self, widget, text, width, height, wrap =True):
"""
creates a label for this addon.
"""
label = gtk.Label()
label.set_alignment(0.0, 0.0)
if wrap:
label.set_line_wrap(True)
if (width and height):
label.set_size_request(width, height)
if text:
label.set_text(text)
if widget:
self.exif_widgets[widget] = label
return label
def build_shaded_display(self):
"""
Build the GUI interface.
@ -760,7 +783,7 @@ class EditExifMetadata(Gramplet):
if not self.exif_widgets["Save"].get_sensitive():
self.activate_buttons(["Save"])
def display_edit_window(self, obj):
def display_edit_window(self, object):
"""
creates the editing area fields.
"""
@ -770,14 +793,14 @@ class EditExifMetadata(Gramplet):
self.edtarea = gtk.Window(gtk.WINDOW_TOPLEVEL)
self.edtarea.tooltip = tip
self.edtarea.set_title( self.orig_image.get_description() )
self.edtarea.set_default_size(550, 642)
self.edtarea.set_default_size(570, 642)
self.edtarea.set_border_width(10)
self.edtarea.connect("destroy", lambda w: self.edtarea.destroy() )
# create a new scrolled window.
scrollwindow = gtk.ScrolledWindow()
scrollwindow.set_border_width(10)
scrollwindow.set_size_request(490, 588)
scrollwindow.set_size_request(510, 542)
scrollwindow.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
# The dialog window is created with a vbox packed into it.
@ -799,7 +822,10 @@ class EditExifMetadata(Gramplet):
self._setup_widget_tips([True, True])
# display all Exif metadata if they are in _DATAMAP, see line #151...
self.EditArea([KeyTag for KeyTag in _get_exif_keypairs(self.plugin_image) if KeyTag in _DATAMAP])
mediadatatags = _get_exif_keypairs(self.plugin_image)
if mediadatatags:
mediadatatags = [KeyTag for KeyTag in mediadatatags if KeyTag in _DATAMAP]
self.EditArea(mediadatatags)
def build_edit_gui(self):
"""
@ -808,18 +834,16 @@ class EditExifMetadata(Gramplet):
main_vbox = gtk.VBox()
main_vbox.set_border_width(10)
main_vbox.set_size_request(480, 578)
main_vbox.set_size_request(500, 690)
label = gtk.Label()
label.set_alignment(0.0, 0.0)
label = self.__create_label("Edit:Message", False, False, False)
main_vbox.pack_start(label, expand =False, fill =False, padding =5)
label.show()
self.exif_widgets["Edit:Message"] = label
# create the data fields...
# ***Label/ Title, Description, Artist, and Copyright
gen_frame = gtk.Frame(_("General Data"))
gen_frame.set_size_request(460, 200)
gen_frame.set_size_request(470, 200)
main_vbox.pack_start(gen_frame, expand =False, fill =True, padding =10)
gen_frame.show()
@ -827,43 +851,34 @@ class EditExifMetadata(Gramplet):
gen_frame.add(new_vbox)
new_vbox.show()
textNames = list( (text) for text in [_("Exif Title :"), _("Description :"), _("Artist :"), _("Copyright :") ] )
widgetsNames = list( (widget) for widget in ["ExifLabel", "Description", "Artist", "Copyright"] )
while (textNames and widgetsNames):
text = textNames[0]
widget = widgetsNames[0]
for widget, text in [
("ExifLabel", _("Exif Label :") ),
("Description", _("Description :") ),
("Artist", _("Artist :") ),
("Copyright", _("Copyright :") ) ]:
new_hbox = gtk.HBox(False, 0)
new_vbox.pack_start(new_hbox, expand =False, fill =False, padding =5)
new_hbox.show()
label = gtk.Label(text)
label.set_alignment(0.0, 0.0)
label.set_size_request(80, 25)
label = self.__create_label(False, text, width =90, height =25)
new_hbox.pack_start(label, expand =False, fill =False, padding =0)
label.show()
event_box = gtk.EventBox()
event_box.set_size_request(380, 30)
new_hbox.pack_start(event_box, expand =False, fill =False, padding =0)
event_box.show()
self.exif_widgets[widget + "Box"] = event_box
event_box.show()
entry = gtk.Entry(max =50)
event_box.add(entry)
entry.show()
self.exif_widgets[widget] = entry
# remove text and widget from their list...
textNames.remove(text)
widgetsNames.remove(widget)
# get current date and time from this computer...
now = time.localtime()
entry.show()
# iso format: Year, Month, Day spinners...
datetime_frame = gtk.Frame(_("Date/ Time"))
datetime_frame.set_size_request(460, 180)
datetime_frame.set_size_request(470, 180)
main_vbox.pack_start(datetime_frame, expand =False, fill =False, padding =0)
datetime_frame.show()
@ -885,14 +900,12 @@ class EditExifMetadata(Gramplet):
new_hbox.pack_start(vbox2, expand =False, fill =False, padding =5)
vbox2.show()
label = gtk.Label(text)
label.set_alignment(0.0, 0.0)
label.set_size_request(440, 25)
label = self.__create_label(widget, text, width =460, height = 25)
vbox2.pack_start(label, expand =False, fill =False, padding =0)
label.show()
event_box = gtk.EventBox()
event_box.set_size_request(440, 40)
event_box.set_size_request(460, 40)
# set eventbox background color to "black"
event_box.modify_bg(gtk.STATE_NORMAL,
@ -908,7 +921,7 @@ class EditExifMetadata(Gramplet):
# GPS Coordinates...
latlong_frame = gtk.Frame(_("Latitude/ Longitude GPS Coordinates"))
latlong_frame.set_size_request(460, 100)
latlong_frame.set_size_request(470, 180)
main_vbox.pack_start(latlong_frame, expand =False, fill =False, padding =0)
latlong_frame.show()
@ -923,34 +936,63 @@ class EditExifMetadata(Gramplet):
# Latitude/ Longitude GPS Coordinates...
for widget, text in [
("Latitude", _("Latitude :") ),
("Longitude", _("Longitude :") ),
("GPSTimeStamp", _("GPS TimeStamp :") ) ]:
("Longitude", _("Longitude :") ) ]:
vbox2 = gtk.VBox(False, 0)
new_hbox.pack_start(vbox2, expand =False, fill =False, padding =5)
vbox2.show()
label = gtk.Label(text)
label.set_alignment(0.0, 0.0)
label.set_size_request(150, 25)
label = self.__create_label(widget, text, width =230, height =25)
vbox2.pack_start(label, expand =False, fill =False, padding =0)
label.show()
event_box = gtk.EventBox()
event_box.set_border_width(2)
event_box.set_size_request(150, 40)
event_box.set_size_request(230, 40)
# set eventbox background color to "blue"
event_box.modify_bg(gtk.STATE_NORMAL,
event_box.get_colormap().alloc_color("blue"))
vbox2.pack_start(event_box, expand =False, fill =False, padding =0)
event_box.show()
self.exif_widgets[widget + "Box"] = event_box
event_box.show()
entry = gtk.Entry(max =25)
entry = gtk.Entry(max =30)
event_box.add(entry)
entry.show()
self.exif_widgets[widget] = entry
entry.show()
new_hbox = gtk.HBox(False, 0)
new_vbox.pack_start(new_hbox, expand =False, fill =False, padding =0)
new_hbox.show()
for widget, text in [
("Altitude", _("Altitude") ),
("gpsTimeStamp", _("GPS Time Stamp") ) ]:
vbox2 = gtk.VBox(False, 0)
new_hbox.pack_start(vbox2, expand =False, fill =False, padding =5)
vbox2.show()
label = self.__create_label(widget, text, width =230, height =25)
vbox2.pack_start(label, expand =False, fill =False, padding =0)
label.show()
event_box = gtk.EventBox()
event_box.set_border_width(2)
event_box.set_size_request(230, 40)
# set eventbox background color to "blue"
event_box.modify_bg(gtk.STATE_NORMAL,
event_box.get_colormap().alloc_color("blue"))
vbox2.pack_start(event_box, expand =False, fill =False, padding =0)
self.exif_widgets[widget + "Box"] = event_box
event_box.show()
entry = gtk.Entry(max =30)
event_box.add(entry)
self.exif_widgets[widget] = entry
entry.show()
# Help, Save, Clear, and Close horizontal box
hscc_box = gtk.HButtonBox()
@ -1019,7 +1061,7 @@ class EditExifMetadata(Gramplet):
"""
for widget in ["ExifLabel", "Description", "Artist", "Copyright", "Modified", "Original",
"Latitude", "Longitude", "GPSTimeStamp", "Edit:Message"]:
"Latitude", "Longitude", "gpsTimeStamp", "Edit:Message"]:
self.exif_widgets[widget].set_text("")
def clear_display(self, object):
@ -1043,10 +1085,6 @@ class EditExifMetadata(Gramplet):
displays the image Exif metadata in the Edit Area...
"""
# update has_data()
self.set_has_data( len(MediaDataTags) > 0)
# if no Exif metadata, disable the has_data() functionality?
if MediaDataTags:
for KeyTag in MediaDataTags:
@ -1057,7 +1095,7 @@ class EditExifMetadata(Gramplet):
tagValue = self._get_value(KeyTag)
if tagValue:
if widgetsName in ["ExifLabel", "Description", "Artist", "Copyright", "GPSTimeStamp"]:
if widgetsName in ["ExifLabel", "Description", "Artist", "Copyright"]:
self.exif_widgets[widgetsName].set_text(tagValue)
# Last Changed/ Modified...
@ -1077,17 +1115,17 @@ class EditExifMetadata(Gramplet):
if isinstance(use_date, str):
use_date = _get_date_format(use_date)
if use_date:
year, month, day, hour, minutes, seconds = use_date[0:6]
pyear, pmonth, day, hour, minutes, seconds = use_date[0:6]
elif isinstance(use_date, datetime):
year, month, day = use_date.year, use_date.month, use_date.day
pyear, pmonth, day = use_date.year, use_date.month, use_date.day
hour, minutes, seconds = use_date.hour, use_date.minute, use_date.second
else:
year = False
if year:
pyear = False
if pyear:
use_date = _create_datetime(year, month, day, hour, minutes, seconds)
use_date = _create_datetime(pyear, pmonth, day, hour, minutes, seconds)
self.exif_widgets["Original"].set_text( _format_datetime(use_date) )
# LatitudeRef, Latitude, LongitudeRef, Longitude...
@ -1124,13 +1162,30 @@ class EditExifMetadata(Gramplet):
self.exif_widgets["Longitude"].set_text(
"""%s° %s %s%s""" % (longdeg, longmin, longsec, LongRef) )
else:
elif widgetsName == "Altitude":
AltitudeRef = self._get_value(_DATAMAP["AltitudeRef"] )
Altitude = str((Decimal(tagValue.numerator) / Decimal(tagValue.denominator)))
if AltitudeRef is not False:
if AltitudeRef == 0:
AltRef = _("Above Sea Level")
else:
AltRef = _("Below Sea Level")
self.exif_widgets[widgetsName] = "%s, %s" % (Altitude, AltRef)
elif widgetsName == "gpsTimeStamp":
gpsTimeStamp = rational_to_dms(tagValue)
hour, minutes, seconds = gpsTimeStamp
hour, minutes, seconds = int(hour), int(minutes), int(seconds)
self.exif_widgets[widgetsName].set_text("%02d:%02d:%02d" % (hour, minutes, seconds) )
else:
# set Message Area to None...
self.exif_widgets["MessageArea"].set_text(_("There is NO Exif "
self.exif_widgets["Edit:Message"].set_text(_("There is NO Exif "
"metadata for this image yet..."))
for widgetsName in ["ExifLabel", "Description", "Artist", "Copyright", "Latitude", "Longitude"]:
for widgetsName, text in _TOOLTIPS.items():
# once the user types in that field,
# the Edit, Clear, and Delete buttons will become active...
@ -1276,7 +1331,7 @@ class EditExifMetadata(Gramplet):
self.exif_widgets["Latitude"].set_text(latitude)
self.exif_widgets["Longitude"].set_text(longitude)
def convert2dms(self, latitude, longitude):
def convert2dms(self, latitude =False, longitude =False):
"""
will convert a decimal GPS Coordinates into degrees, minutes, seconds
for display only
@ -1478,20 +1533,25 @@ def _get_exif_keypairs(plugin_image):
"""
Will be used to retrieve and update the Exif metadata from the image.
"""
MediaDataTags = False
if plugin_image:
if not plugin_image:
return False
MediaDataTags = False
if LesserVersion: # prior to pyexiv2-0.2.0
# get all KeyTags for this image for diplay only...
MediaDataTags = [KeyTag for KeyTag in chain(
plugin_image.exifKeys(), plugin_image.xmpKeys(),
plugin_image.iptcKeys() ) ]
else: # pyexiv2-0.2.0 and above
# get all KeyTags for this image for diplay only...
MediaDataTags = [KeyTag for KeyTag in chain(
plugin_image.exif_keys, plugin_image.xmp_keys,
plugin_image.iptc_keys) ]
return MediaDataTags
def string_to_rational(coordinate):