def extract(self, icon):
for index, header in enumerate(icon.array("icon_header")):
image = Metadata(self)
# Read size and colors from header
image.width = header["width"].value
image.height = header["height"].value
bpp = header["bpp"].value
nb_colors = header["nb_color"].value
if nb_colors != 0:
image.nb_colors = nb_colors
if bpp == 0 and nb_colors in self.color_to_bpp:
bpp = self.color_to_bpp[nb_colors]
elif bpp == 0:
bpp = 8
image.bits_per_pixel = bpp
image.setHeader(_("Icon #%u (%sx%s)")
% (1+index, image.get("width", "?"), image.get("height", "?")))
# Read compression from data (if available)
key = "icon_data[%u]/header/codec" % index
if key in icon:
image.compression = icon[key].display
key = "icon_data[%u]/pixels" % index
if key in icon:
computeComprRate(image, icon[key].size)
# Store new image
self.addGroup("image[%u]" % index, image)
def extract(self, icon):
for index, header in enumerate(icon.array("icon_header")):
image = Metadata(self)
# Read size and colors from header
image.width = header["width"].value
image.height = header["height"].value
bpp = header["bpp"].value
nb_colors = header["nb_color"].value
if nb_colors != 0:
image.nb_colors = nb_colors
if bpp == 0 and nb_colors in self.color_to_bpp:
bpp = self.color_to_bpp[nb_colors]
elif bpp == 0:
bpp = 8
image.bits_per_pixel = bpp
image.setHeader(_("Icon #%u (%sx%s)") % (1 + index, image.get("width", "?"), image.get("height", "?")))
# Read compression from data (if available)
key = "icon_data[%u]/header/codec" % index
if key in icon:
image.compression = icon[key].display
key = "icon_data[%u]/pixels" % index
if key in icon:
computeComprRate(image, icon[key].size)
# Store new image
self.addGroup("image[%u]" % index, image)
def processSubtitle(self, track):
sub = Metadata(self)
self.trackCommon(track, sub)
try:
sub.compression = track["CodecID/string"].value
except MissingField:
pass
self.addGroup("subtitle[]", sub, "Subtitle")
def processVideo(self, track):
video = Metadata(self)
self.trackCommon(track, video)
try:
video.compression = track["CodecID/string"].value
if "Video" in track:
video.width = track["Video/PixelWidth/unsigned"].value
video.height = track["Video/PixelHeight/unsigned"].value
except MissingField:
pass
self.addGroup("video[]", video, "Video stream")
def extract(self, mar):
self.comment = "Contains %s files" % mar["nb_file"].value
self.format_version = "Microsoft Archive version %s" % mar["version"].value
max_nb = maxNbFile(self)
for index, field in enumerate(mar.array("file")):
if max_nb is not None and max_nb <= index:
self.warning("MAR archive contains many files, but only first %s files are processed" % max_nb)
break
meta = Metadata(self)
meta.filename = field["filename"].value
meta.compression = "None"
meta.file_size = field["filesize"].value
self.addGroup(field.name, meta, "File \"%s\"" % meta.getText('filename'))
def extract(self, mar):
self.comment = "Contains %s files" % mar["nb_file"].value
self.format_version = "Microsoft Archive version %s" % mar["version"].value
max_nb = maxNbFile(self)
for index, field in enumerate(mar.array("file")):
if max_nb is not None and max_nb <= index:
self.warning("MAR archive contains many files, but only first %s files are processed" % max_nb)
break
meta = Metadata(self)
meta.filename = field["filename"].value
meta.compression = "None"
meta.file_size = field["filesize"].value
self.addGroup(field.name, meta, "File \"%s\"" % meta.getText('filename'))
def processAudio(self, track):
audio = Metadata(self)
self.trackCommon(track, audio)
if "Audio" in track:
frequency = self.getDouble(track, "Audio/SamplingFrequency")
if frequency is not None:
audio.sample_rate = frequency
if "Audio/Channels/unsigned" in track:
audio.nb_channel = track["Audio/Channels/unsigned"].value
if "Audio/BitDepth/unsigned" in track:
audio.bits_per_sample = track["Audio/BitDepth/unsigned"].value
if "CodecID/string" in track:
audio.compression = track["CodecID/string"].value
self.addGroup("audio[]", audio, "Audio stream")
def processFile(self, field):
meta = Metadata(self)
meta.filename = field["filename"].value
meta.creation_date = field["last_mod"].value
meta.compression = field["compression"].display
if "data_desc" in field:
meta.file_size = field["data_desc/file_uncompressed_size"].value
if field["data_desc/file_compressed_size"].value:
meta.compr_size = field["data_desc/file_compressed_size"].value
else:
meta.file_size = field["uncompressed_size"].value
if field["compressed_size"].value:
meta.compr_size = field["compressed_size"].value
computeCompressionRate(meta)
self.addGroup(field.name, meta, "File \"%s\"" % meta.get('filename'))
def processFile(self, field):
meta = Metadata(self)
meta.filename = field["filename"].value
meta.creation_date = field["last_mod"].value
meta.compression = field["compression"].display
if "data_desc" in field:
meta.file_size = field["data_desc/file_uncompressed_size"].value
if field["data_desc/file_compressed_size"].value:
meta.compr_size = field["data_desc/file_compressed_size"].value
else:
meta.file_size = field["uncompressed_size"].value
if field["compressed_size"].value:
meta.compr_size = field["compressed_size"].value
computeCompressionRate(meta)
self.addGroup(field.name, meta, "File \"%s\"" % meta.get('filename'))
