public static ModePage_0E? DecodeModePage_0E(byte[] pageResponse) { if((pageResponse?[0] & 0x40) == 0x40) return null; if((pageResponse?[0] & 0x3F) != 0x0E) return null; if(pageResponse[1] + 2 != pageResponse.Length) return null; if(pageResponse.Length < 16) return null; ModePage_0E decoded = new ModePage_0E(); decoded.PS |= (pageResponse[0] & 0x80) == 0x80; decoded.Immed |= (pageResponse[2] & 0x04) == 0x04; decoded.SOTC |= (pageResponse[2] & 0x02) == 0x02; decoded.APRVal |= (pageResponse[5] & 0x80) == 0x80; decoded.LBAFormat = (byte)(pageResponse[5] & 0x0F); decoded.BlocksPerSecondOfAudio = (ushort)((pageResponse[6] << 8) + pageResponse[7]); decoded.OutputPort0ChannelSelection = (byte)(pageResponse[8] & 0x0F); decoded.OutputPort0Volume = pageResponse[9]; decoded.OutputPort1ChannelSelection = (byte)(pageResponse[10] & 0x0F); decoded.OutputPort1Volume = pageResponse[11]; decoded.OutputPort2ChannelSelection = (byte)(pageResponse[12] & 0x0F); decoded.OutputPort2Volume = pageResponse[13]; decoded.OutputPort3ChannelSelection = (byte)(pageResponse[14] & 0x0F); decoded.OutputPort3Volume = pageResponse[15]; return decoded; }
public static string PrettifyModePage_0E(ModePage_0E?modePage) { if (!modePage.HasValue) { return(null); } ModePage_0E page = modePage.Value; var sb = new StringBuilder(); sb.AppendLine("SCSI CD-ROM audio control parameters page:"); if (page.PS) { sb.AppendLine("\tParameters can be saved"); } sb.AppendLine(page.Immed ? "\tDrive will return from playback command immediately" : "\tDrive will return from playback command when playback ends"); if (page.SOTC) { sb.AppendLine("\tDrive will stop playback on track end"); } if (page.APRVal) { double blocks; if (page.LBAFormat == 8) { blocks = page.BlocksPerSecondOfAudio * (1 / 256); } else { blocks = page.BlocksPerSecondOfAudio; } sb.AppendFormat("\tThere are {0} blocks per each second of audio", blocks).AppendLine(); } if (page.OutputPort0ChannelSelection > 0) { sb.Append("\tOutput port 0 has channels "); if ((page.OutputPort0ChannelSelection & 0x01) == 0x01) { sb.Append("0 "); } if ((page.OutputPort0ChannelSelection & 0x02) == 0x02) { sb.Append("1 "); } if ((page.OutputPort0ChannelSelection & 0x04) == 0x04) { sb.Append("2 "); } if ((page.OutputPort0ChannelSelection & 0x08) == 0x08) { sb.Append("3 "); } switch (page.OutputPort0Volume) { case 0: sb.AppendLine("muted"); break; case 0xFF: sb.AppendLine("at maximum volume"); break; default: sb.AppendFormat("at volume {0}", page.OutputPort0Volume).AppendLine(); break; } } if (page.OutputPort1ChannelSelection > 0) { sb.Append("\tOutput port 1 has channels "); if ((page.OutputPort1ChannelSelection & 0x01) == 0x01) { sb.Append("0 "); } if ((page.OutputPort1ChannelSelection & 0x02) == 0x02) { sb.Append("1 "); } if ((page.OutputPort1ChannelSelection & 0x04) == 0x04) { sb.Append("2 "); } if ((page.OutputPort1ChannelSelection & 0x08) == 0x08) { sb.Append("3 "); } switch (page.OutputPort1Volume) { case 0: sb.AppendLine("muted"); break; case 0xFF: sb.AppendLine("at maximum volume"); break; default: sb.AppendFormat("at volume {0}", page.OutputPort1Volume).AppendLine(); break; } } if (page.OutputPort2ChannelSelection > 0) { sb.Append("\tOutput port 2 has channels "); if ((page.OutputPort2ChannelSelection & 0x01) == 0x01) { sb.Append("0 "); } if ((page.OutputPort2ChannelSelection & 0x02) == 0x02) { sb.Append("1 "); } if ((page.OutputPort2ChannelSelection & 0x04) == 0x04) { sb.Append("2 "); } if ((page.OutputPort2ChannelSelection & 0x08) == 0x08) { sb.Append("3 "); } switch (page.OutputPort2Volume) { case 0: sb.AppendLine("muted"); break; case 0xFF: sb.AppendLine("at maximum volume"); break; default: sb.AppendFormat("at volume {0}", page.OutputPort2Volume).AppendLine(); break; } } if (page.OutputPort3ChannelSelection <= 0) { return(sb.ToString()); } sb.Append("\tOutput port 3 has channels "); if ((page.OutputPort3ChannelSelection & 0x01) == 0x01) { sb.Append("0 "); } if ((page.OutputPort3ChannelSelection & 0x02) == 0x02) { sb.Append("1 "); } if ((page.OutputPort3ChannelSelection & 0x04) == 0x04) { sb.Append("2 "); } if ((page.OutputPort3ChannelSelection & 0x08) == 0x08) { sb.Append("3 "); } switch (page.OutputPort3Volume) { case 0: sb.AppendLine("muted"); break; case 0xFF: sb.AppendLine("at maximum volume"); break; default: sb.AppendFormat("at volume {0}", page.OutputPort3Volume).AppendLine(); break; } return(sb.ToString()); }