win/C#/EncodeQueue/Encode.cs

   1 /*  Encode.cs $\r
   2         \r
   3            This file is part of the HandBrake source code.\r
   4            Homepage: <http://handbrake.fr>.\r
   5            It may be used under the terms of the GNU General Public License. */\r
   6 \r
   7 using System;\r
   8 using System.Diagnostics;\r
   9 using System.Windows.Forms;\r
  10 using System.IO;\r
  11 using Handbrake.Functions;\r
  12 \r
  13 namespace Handbrake.EncodeQueue\r
  14 {\r
  15     public class Encode\r
  16     {\r
  17         /// <summary>\r
  18         /// Execute a HandBrakeCLI process.\r
  19         /// </summary>\r
  20         /// <param name="query">The CLI Query</param>\r
  21         public EncodeProcess runCli(string query)\r
  22         {\r
  23             EncodeProcess currentEncode = new EncodeProcess();\r
  24             try\r
  25             {\r
  26                 string handbrakeCLIPath = Path.Combine(Application.StartupPath, "HandBrakeCLI.exe");\r
  27                 string logDir = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) + "\\HandBrake\\logs";\r
  28                 string logPath = Path.Combine(logDir, "last_encode_log.txt");\r
  29                 string strCmdLine = String.Format(@" CMD /c """"{0}"" {1} 2>""{2}"" """, handbrakeCLIPath, query, logPath);\r
  30 \r
  31                 ProcessStartInfo cliStart = new ProcessStartInfo("CMD.exe", strCmdLine);\r
  32                 if (Properties.Settings.Default.enocdeStatusInGui == "Checked")\r
  33                 {\r
  34                     cliStart.RedirectStandardOutput = true;\r
  35                     cliStart.UseShellExecute = false;\r
  36 \r
  37                 }\r
  38                 if (Properties.Settings.Default.cli_minimized == "Checked")\r
  39                     cliStart.WindowStyle = ProcessWindowStyle.Minimized;\r
  40 \r
  41                 Process[] before = Process.GetProcesses(); // Get a list of running processes before starting.\r
  42                 currentEncode.hbProcProcess = Process.Start(cliStart);\r
  43                 currentEncode.processID = Main.getCliProcess(before);\r
  44                 currentEncode.isEncoding = true;\r
  45                 currentEncode.currentQuery = query;\r
  46                 if (currentEncode.hbProcProcess != null)\r
  47                     currentEncode.processHandle = (int)currentEncode.hbProcProcess.MainWindowHandle; // Set the process Handle\r
  48 \r
  49                 // Set the process Priority\r
  50                 Process hbCliProcess = null;\r
  51                 if (currentEncode.processID != -1)\r
  52                     hbCliProcess = Process.GetProcessById(currentEncode.processID);\r
  53 \r
  54                 if (hbCliProcess != null)\r
  55                     switch (Properties.Settings.Default.processPriority)\r
  56                     {\r
  57                         case "Realtime":\r
  58                             hbCliProcess.PriorityClass = ProcessPriorityClass.RealTime;\r
  59                             break;\r
  60                         case "High":\r
  61                             hbCliProcess.PriorityClass = ProcessPriorityClass.High;\r
  62                             break;\r
  63                         case "Above Normal":\r
  64                             hbCliProcess.PriorityClass = ProcessPriorityClass.AboveNormal;\r
  65                             break;\r
  66                         case "Normal":\r
  67                             hbCliProcess.PriorityClass = ProcessPriorityClass.Normal;\r
  68                             break;\r
  69                         case "Low":\r
  70                             hbCliProcess.PriorityClass = ProcessPriorityClass.Idle;\r
  71                             break;\r
  72                         default:\r
  73                             hbCliProcess.PriorityClass = ProcessPriorityClass.BelowNormal;\r
  74                             break;\r
  75                     }\r
  76             }\r
  77             catch (Exception exc)\r
  78             {\r
  79                 MessageBox.Show("It would appear that HandBrakeCLI has not started correctly. You should take a look at the Activity log as it may indicate the reason why.\n\n   Detailed Error Information: error occured in runCli()\n\n" + exc, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);\r
  80             }\r
  81 \r
  82             return currentEncode;\r
  83         }\r
  84 \r
  85         /// <summary>\r
  86         /// Kill the CLI process\r
  87         /// </summary>\r
  88         public void closeCLI(EncodeProcess ep)\r
  89         {\r
  90             Process cli = Process.GetProcessById(ep.processID);\r
  91             if (!cli.HasExited)\r
  92                 cli.Kill();\r
  93         }\r
  94 \r
  95         /// <summary>\r
  96         /// Perform an action after an encode. e.g a shutdown, standby, restart etc.\r
  97         /// </summary>\r
  98         public void afterEncodeAction(EncodeProcess ep)\r
  99         {\r
 100             ep.isEncoding = false;\r
 101             ep.currentQuery = String.Empty;\r
 102             // Do something whent he encode ends.\r
 103             switch (Properties.Settings.Default.CompletionOption)\r
 104             {\r
 105                 case "Shutdown":\r
 106                     Process.Start("Shutdown", "-s -t 60");\r
 107                     break;\r
 108                 case "Log Off":\r
 109                     Win32.ExitWindowsEx(0, 0);\r
 110                     break;\r
 111                 case "Suspend":\r
 112                     Application.SetSuspendState(PowerState.Suspend, true, true);\r
 113                     break;\r
 114                 case "Hibernate":\r
 115                     Application.SetSuspendState(PowerState.Hibernate, true, true);\r
 116                     break;\r
 117                 case "Lock System":\r
 118                     Win32.LockWorkStation();\r
 119                     break;\r
 120                 case "Quit HandBrake":\r
 121                     Application.Exit();\r
 122                     break;\r
 123                 default:\r
 124                     break;\r
 125             }\r
 126         }\r
 127 \r
 128         /// <summary>\r
 129         /// Append the CLI query to the start of the log file.\r
 130         /// </summary>\r
 131         /// <param name="query"></param>\r
 132         public void addCLIQueryToLog(string query)\r
 133         {\r
 134             string logDir = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) + "\\HandBrake\\logs";\r
 135             string logPath = Path.Combine(logDir, "last_encode_log.txt");\r
 136 \r
 137             StreamReader reader = new StreamReader(File.Open(logPath, FileMode.Open, FileAccess.Read));\r
 138             String log = reader.ReadToEnd();\r
 139             reader.Close();\r
 140 \r
 141             StreamWriter writer = new StreamWriter(File.Create(logPath));\r
 142 \r
 143             writer.Write("### CLI Query: " + query + "\n\n");\r
 144             writer.Write("#########################################\n\n");\r
 145             writer.WriteLine(log);\r
 146             writer.Flush();\r
 147             writer.Close();\r
 148         }\r
 149 \r
 150         /// <summary>\r
 151         /// Save a copy of the log to the users desired location or a default location\r
 152         /// if this feature is enabled in options.\r
 153         /// </summary>\r
 154         /// <param name="destination"></param>\r
 155         public void copyLog(string destination)\r
 156         {\r
 157             try\r
 158             {\r
 159                 string logDir = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) + "\\HandBrake\\logs";\r
 160                 string tempLogFile = Path.Combine(logDir, "last_encode_log.txt");\r
 161 \r
 162                 string encodeDestinationPath = Path.GetDirectoryName(destination);\r
 163                 String[] destName = destination.Split('\\');\r
 164                 string destinationFile = destName[destName.Length - 1];\r
 165                 string encodeLogFile = DateTime.Now.ToString().Replace("/", "-").Replace(":", "-") + " " + destinationFile + ".txt";\r
 166 \r
 167                 // Make sure the log directory exists.\r
 168                 if (!Directory.Exists(logDir))\r
 169                     Directory.CreateDirectory(logDir);\r
 170 \r
 171                 // Copy the Log to HandBrakes log folder in the users applciation data folder.\r
 172                 File.Copy(tempLogFile, Path.Combine(logDir, encodeLogFile));\r
 173 \r
 174                 // Save a copy of the log file in the same location as the enocde.\r
 175                 if (Properties.Settings.Default.saveLogWithVideo == "Checked")\r
 176                     File.Copy(tempLogFile, Path.Combine(encodeDestinationPath, encodeLogFile));\r
 177 \r
 178                 // Save a copy of the log file to a user specified location\r
 179                 if (Directory.Exists(Properties.Settings.Default.saveLogPath))\r
 180                     if (Properties.Settings.Default.saveLogPath != String.Empty && Properties.Settings.Default.saveLogToSpecifiedPath == "Checked")\r
 181                         File.Copy(tempLogFile, Path.Combine(Properties.Settings.Default.saveLogPath, encodeLogFile));\r
 182             }\r
 183             catch (Exception exc)\r
 184             {\r
 185                 MessageBox.Show("Something went a bit wrong trying to copy your log file.\nError Information:\n\n" + exc, "Error",\r
 186                                 MessageBoxButtons.OK, MessageBoxIcon.Error);\r
 187             }\r
 188         }\r
 189 \r
 190     }\r
 191 }