예제 #1
0
        public override IECGFormat Read(Stream input, int offset, ECGConfig cfg)
        {
            IECGFormat ret = null;

            LastError = 0;

            if ((input != null) &&
                input.CanRead &&
                input.CanSeek)
            {
                long pos = input.Position;
                int  i   = 0;

                ECGConverter converter = ECGConverter.Instance;
                for (; i < converter.getNrSupportedFormats(); i++)
                {
                    if (converter.hasUnknownReaderSupport(i))
                    {
                        try
                        {
                            ret = converter.getFormat(i);

                            if ((ret != null) &&
                                ret.CheckFormat(input, offset + converter.getExtraOffset(i)))
                            {
                                ret.Read(input, offset + converter.getExtraOffset(i));
                                if (ret.Works())
                                {
                                    break;
                                }
                            }

                            input.Position = pos;
                        }
                        catch {}

                        if (ret != null)
                        {
                            ret.Dispose();
                            ret = null;
                        }
                    }
                }

                if (i == converter.getNrSupportedFormats())
                {
                    LastError = 2;
                }
            }
            else
            {
                LastError = 1;
            }

            return(ret);
        }
예제 #2
0
        public override IECGFormat Read(byte[] buffer, int offset, ECGConfig cfg)
        {
            IECGFormat ret = null;

            LastError = 0;

            if (buffer != null)
            {
                int i = 0;

                ECGConverter converter = ECGConverter.Instance;
                for (; i < converter.getNrSupportedFormats(); i++)
                {
                    if (converter.hasUnknownReaderSupport(i))
                    {
                        try
                        {
                            ret = converter.getFormat(i);

                            if ((ret != null) &&
                                ret.CheckFormat(buffer, offset + converter.getExtraOffset(i)))
                            {
                                ret.Read(buffer, offset + converter.getExtraOffset(i));
                                if (ret.Works())
                                {
                                    break;
                                }
                            }
                        }
                        catch {}

                        if (ret != null)
                        {
                            ret.Dispose();
                            ret = null;
                        }
                    }
                }

                if (i == converter.getNrSupportedFormats())
                {
                    LastError = 2;
                }
            }
            else
            {
                LastError = 1;
            }

            return(ret);
        }