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                 currentEncode.processHandle = (int)currentEncode.hbProcProcess.MainWindowHandle; // Set the process Handle\r
  47 \r
  48                 // Set the process Priority\r
  49                 Process hbCliProcess = null;\r
  50                 if (currentEncode.processID != -1)\r
  51                     hbCliProcess = Process.GetProcessById(currentEncode.processID);\r
  52 \r
  53                 if (hbCliProcess != null)\r
  54                     switch (Properties.Settings.Default.processPriority)\r
  55                     {\r
  56                         case "Realtime":\r
  57                             hbCliProcess.PriorityClass = ProcessPriorityClass.RealTime;\r
  58                             break;\r
  59                         case "High":\r
  60                             hbCliProcess.PriorityClass = ProcessPriorityClass.High;\r
  61                             break;\r
  62                         case "Above Normal":\r
  63                             hbCliProcess.PriorityClass = ProcessPriorityClass.AboveNormal;\r
  64                             break;\r
  65                         case "Normal":\r
  66                             hbCliProcess.PriorityClass = ProcessPriorityClass.Normal;\r
  67                             break;\r
  68                         case "Low":\r
  69                             hbCliProcess.PriorityClass = ProcessPriorityClass.Idle;\r
  70                             break;\r
  71                         default:\r
  72                             hbCliProcess.PriorityClass = ProcessPriorityClass.BelowNormal;\r
  73                             break;\r
  74                     }\r
  75             }\r
  76             catch (Exception exc)\r
  77             {\r
  78                 MessageBox.Show("An error occured in runCli()\n Error Information: \n\n" + exc);\r
  79             }\r
  80 \r
  81             return currentEncode;\r
  82         }\r
  83 \r
  84         /// <summary>\r
  85         /// Kill the CLI process\r
  86         /// </summary>\r
  87         public void closeCLI(EncodeProcess ep)\r
  88         {\r
  89             Process[] prs = Process.GetProcesses();\r
  90             foreach (Process process in prs)\r
  91             {\r
  92                 if (process.Id == ep.processID)\r
  93                 {\r
  94                     process.Refresh();\r
  95                     if (!process.HasExited)\r
  96                         process.Kill();\r
  97 \r
  98                     process.WaitForExit();\r
  99                 }\r
 100             } \r
 101         }\r
 102 \r
 103         /// <summary>\r
 104         /// Perform an action after an encode. e.g a shutdown, standby, restart etc.\r
 105         /// </summary>\r
 106         public void afterEncodeAction(EncodeProcess ep)\r
 107         {\r
 108             ep.isEncoding = false;\r
 109             ep.currentQuery = String.Empty;\r
 110             // Do something whent he encode ends.\r
 111             switch (Properties.Settings.Default.CompletionOption)\r
 112             {\r
 113                 case "Shutdown":\r
 114                     Process.Start("Shutdown", "-s -t 60");\r
 115                     break;\r
 116                 case "Log Off":\r
 117                     Win32.ExitWindowsEx(0, 0);\r
 118                     break;\r
 119                 case "Suspend":\r
 120                     Application.SetSuspendState(PowerState.Suspend, true, true);\r
 121                     break;\r
 122                 case "Hibernate":\r
 123                     Application.SetSuspendState(PowerState.Hibernate, true, true);\r
 124                     break;\r
 125                 case "Lock System":\r
 126                     Win32.LockWorkStation();\r
 127                     break;\r
 128                 case "Quit HandBrake":\r
 129                     Application.Exit();\r
 130                     break;\r
 131                 default:\r
 132                     break;\r
 133             }\r
 134         }\r
 135 \r
 136         /// <summary>\r
 137         /// Append the CLI query to the start of the log file.\r
 138         /// </summary>\r
 139         /// <param name="query"></param>\r
 140         public void addCLIQueryToLog(string query)\r
 141         {\r
 142             string logDir = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) + "\\HandBrake\\logs";\r
 143             string logPath = Path.Combine(logDir, "last_encode_log.txt");\r
 144 \r
 145             StreamReader reader = new StreamReader(File.Open(logPath, FileMode.Open, FileAccess.Read));\r
 146             String log = reader.ReadToEnd();\r
 147             reader.Close();\r
 148 \r
 149             StreamWriter writer = new StreamWriter(File.Create(logPath));\r
 150 \r
 151             writer.Write("### CLI Query: " + query + "\n\n");\r
 152             writer.Write("#########################################\n\n");\r
 153             writer.WriteLine(log);\r
 154             writer.Flush();\r
 155             writer.Close();\r
 156         }\r
 157 \r
 158         /// <summary>\r
 159         /// Save a copy of the log to the users desired location or a default location\r
 160         /// if this feature is enabled in options.\r
 161         /// </summary>\r
 162         /// <param name="destination"></param>\r
 163         public void copyLog(string destination)\r
 164         {\r
 165             try\r
 166             {\r
 167                 string logDir = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) + "\\HandBrake\\logs";\r
 168                 string tempLogFile = Path.Combine(logDir, "last_encode_log.txt");\r
 169 \r
 170                 string encodeDestinationPath = Path.GetDirectoryName(destination);\r
 171                 String[] destName = destination.Split('\\');\r
 172                 string destinationFile = destName[destName.Length - 1];\r
 173                 string encodeLogFile = DateTime.Now.ToString().Replace("/", "-").Replace(":", "-") + " " + destinationFile + ".txt";\r
 174 \r
 175                 // Make sure the log directory exists.\r
 176                 if (!Directory.Exists(logDir))\r
 177                     Directory.CreateDirectory(logDir);\r
 178 \r
 179                 // Copy the Log to HandBrakes log folder in the users applciation data folder.\r
 180                 File.Copy(tempLogFile, Path.Combine(logDir, encodeLogFile));\r
 181 \r
 182                 // Save a copy of the log file in the same location as the enocde.\r
 183                 if (Properties.Settings.Default.saveLogWithVideo == "Checked")\r
 184                     File.Copy(tempLogFile, Path.Combine(encodeDestinationPath, encodeLogFile));\r
 185 \r
 186                 // Save a copy of the log file to a user specified location\r
 187                 if (Directory.Exists(Properties.Settings.Default.saveLogPath))\r
 188                     if (Properties.Settings.Default.saveLogPath != String.Empty && Properties.Settings.Default.saveLogToSpecifiedPath == "Checked")\r
 189                         File.Copy(tempLogFile, Path.Combine(Properties.Settings.Default.saveLogPath, encodeLogFile));\r
 190             }\r
 191             catch (Exception exc)\r
 192             {\r
 193                 MessageBox.Show("Something went a bit wrong trying to copy your log file.\nError Information:\n\n" + exc, "Error",\r
 194                                 MessageBoxButtons.OK, MessageBoxIcon.Error);\r
 195             }\r
 196         }\r
 197 \r
 198     }\r
 199 }