public boolean load(File file) { this.file = file; if (file != null && file.isFile()) { try { errStr = null; audioInputStream = AudioSystem.getAudioInputStream(file); fileName = file.getName(); format = audioInputStream.getFormat(); } catch (Exception ex) { reportStatus(ex.toString()); return false; } } else { reportStatus("Audio file required."); return false; } numChannels = format.getChannels(); sampleRate = (double) format.getSampleRate(); sampleBitSize = format.getSampleSizeInBits(); long frameLength = audioInputStream.getFrameLength(); long milliseconds = (long) ((frameLength * 1000) / audioInputStream.getFormat().getFrameRate()); double audioFileDuration = milliseconds / 1000.0; if (audioFileDuration > MAX_AUDIO_DURATION) duration = MAX_AUDIO_DURATION; else duration = audioFileDuration; frameLength = (int) Math.floor((duration / audioFileDuration) * (double) frameLength); try { audioBytes = new byte[(int) frameLength * format.getFrameSize()]; audioInputStream.read(audioBytes); } catch (Exception ex) { reportStatus(ex.toString()); return false; } getAudioData(); return true; }
@Override public void drop(DropTargetDropEvent dtde) { try { if (dtde.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) { dtde.acceptDrop(DnDConstants.ACTION_COPY); Transferable t = dtde.getTransferable(); List list = (List) t.getTransferData(DataFlavor.javaFileListFlavor); for (Object o : list) { if (o instanceof File) { File f = (File) o; System.out.println(f.getAbsolutePath()); } } dtde.dropComplete(true); return; } } catch (UnsupportedFlavorException | IOException ex) { ex.printStackTrace(); } dtde.rejectDrop(); }
public static void storeImage(BufferedImage image, String s) { String ext; File f; try { ext = s.substring(s.lastIndexOf(".") + 1); f = new File(s); f.mkdirs(); } catch (Exception e) { System.out.println(e); return; } if (!ext.equals("gif") && !ext.equals("jpg") && !ext.equals("png")) { System.out.println("Cannot write to file: Illegal extension " + ext); return; } try { ImageIO.write(image, ext, f); } catch (Exception e) { System.out.println(e); } }