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.IO;\r
  10 using System.Windows.Forms;\r
  11 using Handbrake.Functions;\r
  12 \r
  13 namespace Handbrake.EncodeQueue\r
  14 {\r
  15     public class Encode\r
  16     {\r
  17         public Process HbProcess { get; set; }\r
  18         public int ProcessID { get; set; }\r
  19         public IntPtr ProcessHandle { get; set; }\r
  20         public String CurrentQuery { get; set; }\r
  21         public Boolean IsEncoding { get; set; }\r
  22 \r
  23         public event EventHandler EncodeStarted;\r
  24         public event EventHandler EncodeEnded;\r
  25 \r
  26         /// <summary>\r
  27         /// Create a preview sample video\r
  28         /// </summary>\r
  29         /// <param name="query"></param>\r
  30         public void CreatePreviewSampe(string query)\r
  31         {\r
  32             Run(query);\r
  33         }\r
  34 \r
  35         /// <summary>\r
  36         /// Execute a HandBrakeCLI process.\r
  37         /// </summary>\r
  38         /// <param name="query">The CLI Query</param>\r
  39         protected void Run(string query)\r
  40         {\r
  41             try\r
  42             {\r
  43                 if (EncodeStarted != null)\r
  44                     EncodeStarted(this, new EventArgs());\r
  45 \r
  46                 IsEncoding = true;\r
  47 \r
  48                 string handbrakeCLIPath = Path.Combine(Application.StartupPath, "HandBrakeCLI.exe");\r
  49                 string logPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) + "\\HandBrake\\logs", "last_encode_log.txt");\r
  50                 string strCmdLine = String.Format(@" /C """"{0}"" {1} 2>""{2}"" """, handbrakeCLIPath, query, logPath);\r
  51                 ProcessStartInfo cliStart = new ProcessStartInfo("CMD.exe", strCmdLine);\r
  52 \r
  53                 if (Properties.Settings.Default.enocdeStatusInGui)\r
  54                 {\r
  55                     cliStart.RedirectStandardOutput = true;\r
  56                     cliStart.UseShellExecute = false;\r
  57                     if (!Properties.Settings.Default.showCliForInGuiEncodeStatus)\r
  58                         cliStart.CreateNoWindow = true;\r
  59                 }\r
  60                 if (Properties.Settings.Default.cli_minimized)\r
  61                     cliStart.WindowStyle = ProcessWindowStyle.Minimized;\r
  62 \r
  63                 Process[] before = Process.GetProcesses(); // Get a list of running processes before starting.\r
  64                 HbProcess = Process.Start(cliStart);\r
  65                 ProcessID = Main.GetCliProcess(before);\r
  66                 CurrentQuery = query;\r
  67                 if (HbProcess != null)\r
  68                     ProcessHandle = HbProcess.MainWindowHandle; // Set the process Handle\r
  69 \r
  70                 // Set the process Priority\r
  71                 Process hbCliProcess = null;\r
  72                 if (ProcessID != -1)\r
  73                     hbCliProcess = Process.GetProcessById(ProcessID);\r
  74 \r
  75                 if (hbCliProcess != null)\r
  76                     switch (Properties.Settings.Default.processPriority)\r
  77                     {\r
  78                         case "Realtime":\r
  79                             hbCliProcess.PriorityClass = ProcessPriorityClass.RealTime;\r
  80                             break;\r
  81                         case "High":\r
  82                             hbCliProcess.PriorityClass = ProcessPriorityClass.High;\r
  83                             break;\r
  84                         case "Above Normal":\r
  85                             hbCliProcess.PriorityClass = ProcessPriorityClass.AboveNormal;\r
  86                             break;\r
  87                         case "Normal":\r
  88                             hbCliProcess.PriorityClass = ProcessPriorityClass.Normal;\r
  89                             break;\r
  90                         case "Low":\r
  91                             hbCliProcess.PriorityClass = ProcessPriorityClass.Idle;\r
  92                             break;\r
  93                         default:\r
  94                             hbCliProcess.PriorityClass = ProcessPriorityClass.BelowNormal;\r
  95                             break;\r
  96                     }\r
  97             }\r
  98             catch (Exception exc)\r
  99             {\r
 100                 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
 101             }\r
 102         }\r
 103 \r
 104         /// <summary>\r
 105         /// Kill the CLI process\r
 106         /// </summary>\r
 107         public void Stop()\r
 108         {\r
 109             if (HbProcess != null)\r
 110                 HbProcess.Kill();\r
 111 \r
 112             Process[] list = Process.GetProcessesByName("HandBrakeCLI");\r
 113             foreach (Process process in list)\r
 114                     process.Kill();\r
 115 \r
 116             IsEncoding = false;\r
 117 \r
 118             if (EncodeEnded != null)\r
 119                 EncodeEnded(this, new EventArgs());\r
 120         }\r
 121 \r
 122         /// <summary>\r
 123         /// Perform an action after an encode. e.g a shutdown, standby, restart etc.\r
 124         /// </summary>\r
 125         protected void Finish()\r
 126         {\r
 127             IsEncoding = false;\r
 128             CurrentQuery = String.Empty;\r
 129 \r
 130             //Growl\r
 131             if (Properties.Settings.Default.growlQueue)\r
 132                 GrowlCommunicator.Notify("Queue Completed", "Put down that cocktail...\nyour Handbrake queue is done.");\r
 133 \r
 134             // Do something whent he encode ends.\r
 135             switch (Properties.Settings.Default.CompletionOption)\r
 136             {\r
 137                 case "Shutdown":\r
 138                     Process.Start("Shutdown", "-s -t 60");\r
 139                     break;\r
 140                 case "Log Off":\r
 141                     Win32.ExitWindowsEx(0, 0);\r
 142                     break;\r
 143                 case "Suspend":\r
 144                     Application.SetSuspendState(PowerState.Suspend, true, true);\r
 145                     break;\r
 146                 case "Hibernate":\r
 147                     Application.SetSuspendState(PowerState.Hibernate, true, true);\r
 148                     break;\r
 149                 case "Lock System":\r
 150                     Win32.LockWorkStation();\r
 151                     break;\r
 152                 case "Quit HandBrake":\r
 153                     Application.Exit();\r
 154                     break;\r
 155                 default:\r
 156                     break;\r
 157             }\r
 158         }\r
 159 \r
 160         /// <summary>\r
 161         /// Add the CLI Query to the Log File.\r
 162         /// </summary>\r
 163         /// <param name="encJob"></param>\r
 164         protected void AddCLIQueryToLog(Job encJob)\r
 165         {\r
 166             try\r
 167             {\r
 168                 string logDir = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) +\r
 169                                 "\\HandBrake\\logs";\r
 170                 string logPath = Path.Combine(logDir, "last_encode_log.txt");\r
 171 \r
 172                 StreamReader reader =\r
 173                     new StreamReader(File.Open(logPath, FileMode.Open, FileAccess.Read, FileShare.Read));\r
 174                 String log = reader.ReadToEnd();\r
 175                 reader.Close();\r
 176 \r
 177                 StreamWriter writer = new StreamWriter(File.Create(logPath));\r
 178 \r
 179                 writer.Write("### CLI Query: " + encJob.Query + "\n\n");\r
 180                 writer.Write("### User Query: " + encJob.CustomQuery + "\n\n");\r
 181                 writer.Write("#########################################\n\n");\r
 182                 writer.WriteLine(log);\r
 183                 writer.Flush();\r
 184                 writer.Close();\r
 185             } catch (Exception exc)\r
 186             {\r
 187              \r
 188             }\r
 189         }\r
 190 \r
 191         /// <summary>\r
 192         /// Save a copy of the log to the users desired location or a default location\r
 193         /// if this feature is enabled in options.\r
 194         /// </summary>\r
 195         /// <param name="destination"></param>\r
 196         protected void CopyLog(string destination)\r
 197         {\r
 198             try\r
 199             {\r
 200                 string logDir = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) + "\\HandBrake\\logs";\r
 201                 string tempLogFile = Path.Combine(logDir, "last_encode_log.txt");\r
 202 \r
 203                 string encodeDestinationPath = Path.GetDirectoryName(destination);\r
 204                 String destinationFile = Path.GetFileName(destination);\r
 205                 string encodeLogFile = destinationFile + " " + DateTime.Now.ToString().Replace("/", "-").Replace(":", "-") + ".txt";\r
 206 \r
 207                 // Make sure the log directory exists.\r
 208                 if (!Directory.Exists(logDir))\r
 209                     Directory.CreateDirectory(logDir);\r
 210 \r
 211                 // Copy the Log to HandBrakes log folder in the users applciation data folder.\r
 212                 File.Copy(tempLogFile, Path.Combine(logDir, encodeLogFile));\r
 213 \r
 214                 // Save a copy of the log file in the same location as the enocde.\r
 215                 if (Properties.Settings.Default.saveLogWithVideo)\r
 216                     File.Copy(tempLogFile, Path.Combine(encodeDestinationPath, encodeLogFile));\r
 217 \r
 218                 // Save a copy of the log file to a user specified location\r
 219                 if (Directory.Exists(Properties.Settings.Default.saveLogPath))\r
 220                     if (Properties.Settings.Default.saveLogPath != String.Empty && Properties.Settings.Default.saveLogToSpecifiedPath)\r
 221                         File.Copy(tempLogFile, Path.Combine(Properties.Settings.Default.saveLogPath, encodeLogFile));\r
 222             }\r
 223             catch (Exception exc)\r
 224             {\r
 225                 MessageBox.Show("Something went a bit wrong trying to copy your log file.\nError Information:\n\n" + exc, "Error",\r
 226                                 MessageBoxButtons.OK, MessageBoxIcon.Error);\r
 227             }\r
 228         }\r
 229     }\r
 230 }