def decompress_invoked(self): if self.fpac_path == None: return # self.pac = Decompressor() self.pac.fpac.load(self.fpac_path) # tic = time.time() self.pac.run() toc = time.time() - tic # self.view.info.send('Image is reconstructed') self.view.info.send('{0:.2f} sec. ({1:.2f} min.) has elapsed'.format(toc, toc / 60)) # (width, height) = self.kernel.option.fix_image_size(self.pac.image) (width, height) = self.kernel.option.fix_image_size(self.kernel.image) rms = self.kernel.image.rmsdiff(self.pac.image) self.view.info.send('RMS error between source and reconstructed image:') self.view.info.send('{0:.2f}%'.format(rms))
class Central: kernel = None view = None fpac_path = None pac = None def __init__(self): self.kernel = Compressor() self.view = View() def run(self): self.view.actions.subscribe(self) self.view.info.subscribe(self) # self.kernel.subscribe(self.view.actions) self.kernel.subscribe(self.view.info) self.kernel.subscribe(self.view.props) # self.view.run() def load_invoked(self, path): self.kernel.image.load(path) self.kernel.image.show(self.view.graph.axes) self.view.graph.redraw() # self.view.info.send('Image is loaded') #self.view.info.send('Image isn\'t loaded') def select_invoked(self): self.view.graph.create_selector(callback=self.kernel.image.crop) def compress_invoked(self): try: tic = time.time() self.kernel.run() toc = time.time() - tic except MemoryError: tkMessageBox.showerror('Not enough memory', 'Please select a smaller fragment of the image') self.view.info.send('Image isn\'t compressed') return # self.view.info.send('{0:.2f} sec. ({1:.2f} min.) has elapsed'.format(toc, toc / 60)) c = self.kernel.fpac.compression(self.kernel.image) self.view.info.send('Compression: {0:.2f}%'.format(c)) def save_invoked(self, path): self.fpac_path = path self.kernel.fpac.save(path) self.view.info.send('Compressed image is saved') def decompress_invoked(self): if self.fpac_path == None: return # self.pac = Decompressor() self.pac.fpac.load(self.fpac_path) # tic = time.time() self.pac.run() toc = time.time() - tic # self.view.info.send('Image is reconstructed') self.view.info.send('{0:.2f} sec. ({1:.2f} min.) has elapsed'.format(toc, toc / 60)) # (width, height) = self.kernel.option.fix_image_size(self.pac.image) (width, height) = self.kernel.option.fix_image_size(self.kernel.image) rms = self.kernel.image.rmsdiff(self.pac.image) self.view.info.send('RMS error between source and reconstructed image:') self.view.info.send('{0:.2f}%'.format(rms)) def resave_invoked(self, path): self.pac.image.save(path) self.view.info.send('Decompressed image is saved') def progress_stopped(self): self.kernel.is_process = False