@Override boolean isFileFormat(LEDataInputStream stream) { try { byte[] signature = new byte[3]; stream.read(signature); stream.unread(signature); return signature[0] == 'G' && signature[1] == 'I' && signature[2] == 'F'; } catch (Exception e) { return false; } }
@Override boolean isFileFormat(LEDataInputStream stream) { try { byte[] header = new byte[18]; stream.read(header); stream.unread(header); int infoHeaderSize = (header[14] & 0xFF) | ((header[15] & 0xFF) << 8) | ((header[16] & 0xFF) << 16) | ((header[17] & 0xFF) << 24); return header[0] == 0x42 && header[1] == 0x4D && infoHeaderSize >= BMPHeaderFixedSize; } catch (Exception e) { return false; } }