public Bitmap ReadFrameBitmap(int position)
{
Bitmap bmp = new Bitmap(width, height, System.Drawing.Imaging.PixelFormat.Format24bppRgb);
try
{
// Lock the bitmap's bits.
Rectangle rect = new Rectangle(0, 0, bmp.Width, bmp.Height);
System.Drawing.Imaging.BitmapData bmpData =
bmp.LockBits(rect, System.Drawing.Imaging.ImageLockMode.ReadWrite,
bmp.PixelFormat);
try
{
// Get the address of the first line.
IntPtr ptr = bmpData.Scan0;
// Read data
clip.ReadFrame(ptr, bmpData.Stride, position);
}
finally
{
// Unlock the bits.
bmp.UnlockBits(bmpData);
}
bmp.RotateFlip(RotateFlipType.Rotate180FlipX);
return(bmp);
}
catch (System.Runtime.InteropServices.SEHException ex)
{
bmp.Dispose();
MeGUI.core.util.LogItem _oLog = MainForm.Instance.AVSScriptCreatorLog;
if (_oLog == null)
{
_oLog = MainForm.Instance.Log.Info("AVS Script Creator");
MainForm.Instance.AVSScriptCreatorLog = _oLog;
}
_oLog.LogValue("Could not read frame", ex.Message, MeGUI.core.util.ImageType.Warning, true);
throw;
}
catch (Exception ex)
{
bmp.Dispose();
MeGUI.core.util.LogItem _oLog = MainForm.Instance.AVSScriptCreatorLog;
if (_oLog == null)
{
_oLog = MainForm.Instance.Log.Info("AVS Script Creator");
MainForm.Instance.AVSScriptCreatorLog = _oLog;
}
_oLog.LogValue("Could not read frame", ex.Message, MeGUI.core.util.ImageType.Warning, true);
throw;
}
}
private void HandleAviSynthWrapperDLL(bool bUnload, string script)
{
lock (_lockerDLL)
{
if (MainForm.Instance.AviSynthWrapperLog == null)
{
MainForm.Instance.AviSynthWrapperLog = MainForm.Instance.Log.Info("AviSynthWrapper");
}
bool bDebug = false;
#if DEBUG
bDebug = true;
#endif
core.util.LogItem _oLog = new core.util.LogItem("X");
if (bUnload)
{
_countDLL--;
if (_countDLL > 0)
{
_oLog = new core.util.LogItem("sessions open: " + _countDLL + ", id: " + _random + ", close");
}
else
{
bool bResult = false;
string strFile = System.IO.Path.Combine(System.IO.Path.GetDirectoryName(System.Windows.Forms.Application.ExecutablePath), "avisynthwrapper.dll");
foreach (System.Diagnostics.ProcessModule mod in System.Diagnostics.Process.GetCurrentProcess().Modules)
{
if (mod.FileName.ToLowerInvariant().Equals(strFile.ToLowerInvariant()))
{
bResult = FreeLibrary(mod.BaseAddress);
}
else if (mod.FileName.ToLowerInvariant().EndsWith("avisynth.dll"))
{
FreeLibrary(mod.BaseAddress);
}
}
_oLog = new core.util.LogItem("sessions open: " + _countDLL + ", id: " + _random + ", close: " + bResult);
}
}
else
{
if (_countDLL == 0)
{
LoadLibraryA("avisynthwrapper.dll");
}
_countDLL++;
_oLog = new core.util.LogItem("sessions open: " + _countDLL + ", id: " + _random);
}
string strFileName = String.Empty;
if (System.IO.File.Exists(script))
{
strFileName = script;
try
{
System.IO.StreamReader sr = new System.IO.StreamReader(strFileName, Encoding.Default);
script = sr.ReadToEnd();
sr.Close();
}
catch (Exception) { }
}
_oLog.LogValue("Script" + (!String.IsNullOrEmpty(strFileName) ? ": " + strFileName : string.Empty), script);
if (bDebug)
{
_oLog.LogValue("StackTrace", Environment.StackTrace);
}
MainForm.Instance.AviSynthWrapperLog.Add(_oLog);
}
}
public static LogItem LogValue(string name, object value, ImageType image)
{
if (value == null)
{
value = "null"; // to avoid NullReferenceExceptions
}
List <Type> candidates = new List <Type>(typesHandled);
// Remove the types which can't handle value
candidates.RemoveAll(delegate(Type t)
{
return(!t.IsInstanceOfType(value));
});
// Ensure we used the most derived type
candidates.RemoveAll(delegate(Type t)
{
foreach (Type t2 in candidates)
{
if (t2.IsSubclassOf(t))
{
return(true);
}
}
return(false);
});
List <TypeHandler> handlerCands = candidates.ConvertAll <TypeHandler>(delegate(Type t) { return(typeHandlers[t]); });
Type ty = value.GetType();
if (ty.IsDefined(typeof(LogByMembersAttribute), true))
{
handlerCands.Add(LogByMembers);
}
if (ty.IsDefined(typeof(CustomLoggerAttribute), true))
{
CustomLoggerAttribute[] c = (CustomLoggerAttribute[])ty.GetCustomAttributes(typeof(CustomLoggerAttribute), true);
Debug.Assert(c.Length == 1);
handlerCands.Add(c[0].CustomLogger);
}
if (handlerCands.Count == 0 || ty.IsDefined(typeof(LogAsToStringAttribute), true))
{
handlerCands.Add(LogAsToString);
}
// We are guaranteed to have at least one logger: LogAsToString
if (handlerCands.Count == 1)
{
return(handlerCands[0](name, value, image));
}
else
{
LogItem i = new LogItem(name, image);
i.Warn(string.Format("More than 1 loggers are defined for type '{0}'.", ty));
foreach (TypeHandler t in handlerCands)
{
i.Add(t("Value", value, ImageType.NoImage));
}
return(i);
}
}
/// <summary>
/// Detects if the AviSynth version can be used
/// </summary>
/// <returns>0 if everything is fine, 3 if the version is outdated or a different value for other errors</param>
public static int CheckAvisynthInstallation(out string strVersion, out bool bIsAVS26, out bool bIsAVSPlus, out bool bIsMT, out string strAviSynthDLL, ref core.util.LogItem oLog)
{
strVersion = "";
bIsAVS26 = false;
bIsAVSPlus = false;
bIsMT = false;
strAviSynthDLL = string.Empty;
IntPtr _avs = new IntPtr(0);
AVSDLLVideoInfo _vi = new AVSDLLVideoInfo();
AviSynthColorspace _colorSpace = AviSynthColorspace.Unknown;
AudioSampleType _sampleType = AudioSampleType.Unknown;
int iStartResult = -1;
try
{
iStartResult = dimzon_avs_init_2(ref _avs, "Eval", "Version()", ref _vi, ref _colorSpace, ref _sampleType, AviSynthColorspace.RGB24.ToString());
foreach (System.Diagnostics.ProcessModule module in System.Diagnostics.Process.GetCurrentProcess().Modules)
{
if (module.FileName.ToLowerInvariant().EndsWith("avisynth.dll"))
{
strAviSynthDLL = module.FileName.ToLowerInvariant();
}
}
if (iStartResult == 0)
{
int iWrapperVersion = GetAvisynthWrapperInterfaceVersion();
try
{
const int errlen = 1024;
StringBuilder sb = new StringBuilder(errlen);
sb.Length = dimzon_avs_getstrfunction(_avs, "VersionString", sb, errlen);
strVersion = sb.ToString();
bool bResult = false;
int iResult = dimzon_avs_functionexists(_avs, "AutoloadPlugins", ref bResult);
bIsAVSPlus = false;
if (iResult == 0)
{
bIsAVSPlus = bResult;
}
if (iWrapperVersion < 5)
{
bResult = false;
iResult = dimzon_avs_functionexists(_avs, "ConvertToYV16", ref bResult);
bIsAVS26 = false;
if (iResult == 0)
{
bIsAVS26 = bResult;
}
}
else
{
bIsAVS26 = true;
}
string strMTFunction = "Prefetch";
if (!bIsAVSPlus)
{
strMTFunction = "SetMTMode";
}
bResult = false;
iResult = dimzon_avs_functionexists(_avs, strMTFunction, ref bResult);
bIsMT = false;
if (iResult == 0)
{
bIsMT = bResult;
}
}
catch (Exception ex)
{
oLog.LogValue("Error", ex.Message, core.util.ImageType.Error, false);
}
}
int iCloseResult = dimzon_avs_destroy(ref _avs);
if (_avs != IntPtr.Zero)
{
CloseHandle(_avs);
}
_avs = IntPtr.Zero;
}
catch (Exception ex)
{
oLog.LogValue("Error", ex.Message, core.util.ImageType.Error, false);
}
return(iStartResult);
}
/// <summary>
/// Attempts to delete all files and directories listed
/// in job.FilesToDelete if settings.DeleteIntermediateFiles is checked
/// </summary>
/// <param name="job">the job which should just have been completed</param>
public static LogItem DeleteIntermediateFiles(List <string> files, bool bAlwaysAddLog, bool askAboutDelete)
{
bool bShowLog = false;
LogItem i = new LogItem(string.Format("[{0:G}] {1}", DateTime.Now, "Deleting intermediate files"));
List <string> arrFiles = new List <string>();
foreach (string file in files)
{
if (Directory.Exists(file))
{
continue;
}
else if (!File.Exists(file))
{
continue;
}
if (!arrFiles.Contains(file))
{
arrFiles.Add(file);
}
}
if (arrFiles.Count > 0)
{
bShowLog = true;
bool delete = true;
if (askAboutDelete)
{
delete = MainForm.Instance.DialogManager.DeleteIntermediateFiles(arrFiles);
}
if (!delete)
{
return(null);
}
// delete all files first
foreach (string file in arrFiles)
{
int iCounter = 0;
while (File.Exists(file))
{
try
{
File.Delete(file);
i.LogEvent("Successfully deleted " + file);
}
catch (IOException e)
{
if (++iCounter >= 3)
{
i.LogValue("Problem deleting " + file, e.Message, ImageType.Warning);
break;
}
else
{
System.Threading.Thread.Sleep(2000);
}
}
}
}
}
// delete empty directories
foreach (string file in files)
{
try
{
if (Directory.Exists(file))
{
bShowLog = true;
if (Directory.GetFiles(file, "*.*", SearchOption.AllDirectories).Length == 0)
{
Directory.Delete(file, true);
i.LogEvent("Successfully deleted directory " + file);
}
else
{
i.LogEvent("Did not delete " + file + " as the directory is not empty.", ImageType.Warning);
}
}
}
catch (IOException e)
{
i.LogValue("Problem deleting directory " + file, e.Message, ImageType.Warning);
}
}
if (bAlwaysAddLog || bShowLog)
{
return(i);
}
return(null);
}
/// <summary>
/// Detects the AviSynth version/date and writes it into the log
/// </summary>
/// <param name="oLog">the version information will be added to the log if available</param>
public static void CheckAviSynth(LogItem oLog)
{
string fileVersion = string.Empty;
string fileDate = string.Empty;
string fileProductName = string.Empty;
bool bFoundInstalledAviSynth = false;
// remove msvc files
LSMASHFileActions(true);
PortableAviSynthActions(true);
// detect system installation
string syswow64path = Environment.GetFolderPath(Environment.SpecialFolder.System).ToLowerInvariant().Replace("\\system32", "\\SysWOW64");
#if x86
// on a x86 MeGUI build try the SysWOW64 folder first
if (GetFileInformation(Path.Combine(syswow64path, "avisynth.dll"), out fileVersion, out fileDate, out fileProductName))
{
bFoundInstalledAviSynth = true;
}
else if (!Directory.Exists(syswow64path) &&
GetFileInformation(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.System), "avisynth.dll"), out fileVersion, out fileDate, out fileProductName))
#endif
#if x64
if (GetFileInformation(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.System), "avisynth.dll"), out fileVersion, out fileDate, out fileProductName))
#endif
bFoundInstalledAviSynth = true;
if (bFoundInstalledAviSynth)
{
if (fileProductName.Contains("+") && !MainForm.Instance.Settings.AlwaysUsePortableAviSynth)
{
MainForm.Instance.Settings.AviSynthPlus = true;
}
if (oLog != null)
{
oLog.LogValue("AviSynth" + (fileProductName.Contains("+") ? "+" : String.Empty),
fileVersion + " (" + fileDate + ")" + (!MainForm.Instance.Settings.AlwaysUsePortableAviSynth ? String.Empty : " (inactive)"));
}
if (!MainForm.Instance.Settings.AlwaysUsePortableAviSynth)
{
if (!MainForm.Instance.Settings.AviSynthPlus)
{
LSMASHFileActions(false);
}
return;
}
}
// detects included avisynth
MainForm.Instance.Settings.PortableAviSynth = false;
if (GetFileInformation(MainForm.Instance.Settings.AviSynth.Path, out fileVersion, out fileDate, out fileProductName))
{
if (oLog != null)
{
oLog.LogValue("AviSynth" + (fileProductName.Contains("+") ? "+" : String.Empty) + " portable",
fileVersion + " (" + fileDate + ")" + (!bFoundInstalledAviSynth ? String.Empty : " (active)"));
}
if (!bFoundInstalledAviSynth || MainForm.Instance.Settings.AlwaysUsePortableAviSynth)
{
UpdateCacher.CheckPackage("avs");
MainForm.Instance.Settings.PortableAviSynth = true;
PortableAviSynthActions(false);
if (fileProductName.Contains("+"))
{
MainForm.Instance.Settings.AviSynthPlus = true;
}
}
}
else if (!bFoundInstalledAviSynth)
{
if (oLog != null)
{
oLog.LogValue("AviSynth", "not found", ImageType.Error);
}
}
if (!MainForm.Instance.Settings.AviSynthPlus)
{
LSMASHFileActions(false);
}
}
/// <summary>
/// gets the desired resolution based on input settings
/// </summary>
/// <param name="sourceWidth">the complete width of the input file without cropping</param>
/// <param name="sourceHeight">the complete height of the input file without cropping</param>
/// <param name="inputDAR">the input DAR value</param>
/// <param name="cropValues">the crop values</param>
/// <param name="cropEnabled">true if crop values must be used</param>
/// <param name="mod">the mod value used for the final resize values</param>
/// <param name="resizeEnabled">true if resize can be used</param>
/// <param name="upsizingEnabled">true if upsizing can be used</param>
/// <param name="signalAR">whether or not ar signalling is to be used for the output
/// (depending on this parameter, resizing changes to match the source AR)</param>
/// <param name="suggestHeight">true if height should be calculated</param>
/// <param name="acceptableAspectErrorPercent">acceptable aspect error if signalAR is true</param>
/// <param name="xTargetDevice">x264 Target Device - may limit the output resolution</param>
/// <param name="fps">the frames per second of the source</param>
/// <param name="outputWidth">the calculated output width</param>
/// <param name="outputHeight">the calculated output height</param>
/// <param name="paddingValues">the padding values</param>
/// <param name="outputDar">the output DAR value</param>
/// <param name="_log">the log item</param>
public static void GetResolution(int sourceWidth, int sourceHeight, Dar inputDar,
ref CropValues cropValues, bool cropEnabled, int mod, ref bool resizeEnabled, bool upsizingAllowed,
bool signalAR, bool suggestHeight, decimal acceptableAspectErrorPercent,
x264Device xTargetDevice, Double fps, ref int outputWidth, ref int outputHeight,
out CropValues paddingValues, out Dar?outputDar, LogItem _log)
{
paddingValues = new CropValues();
getResolution(sourceWidth, sourceHeight, inputDar,
cropValues, cropEnabled, mod, resizeEnabled, upsizingAllowed,
signalAR, suggestHeight, acceptableAspectErrorPercent,
ref outputWidth, ref outputHeight,
out outputDar, _log);
bool settingsChanged;
if (isResolutionDeviceCompliant(xTargetDevice, outputWidth, outputHeight, out settingsChanged, ref resizeEnabled, ref cropEnabled, _log) == true)
{
if (!cropEnabled)
{
cropValues = new CropValues();
}
return;
}
if (settingsChanged)
{
getResolution(sourceWidth, sourceHeight, inputDar,
cropValues, cropEnabled, mod, resizeEnabled, upsizingAllowed,
signalAR, suggestHeight, acceptableAspectErrorPercent,
ref outputWidth, ref outputHeight,
out outputDar, _log);
// check if the resolution is now compliant
if (isResolutionDeviceCompliant(xTargetDevice, outputWidth, outputHeight, out settingsChanged, ref resizeEnabled, ref cropEnabled, null) == true)
{
if (!cropEnabled)
{
cropValues = new CropValues();
}
return;
}
}
if (!cropEnabled)
{
cropValues = new CropValues();
}
// adjust horizontal resolution if width or height are too large
int outputHeightIncludingPadding = 0;
int outputWidthIncludingPadding = 0;
if (xTargetDevice.BluRay)
{
if (outputWidth >= 1920)
{
outputWidth = 1920;
outputHeightIncludingPadding = 1080;
}
else if (outputWidth >= 1280)
{
outputWidth = 1280;
outputHeightIncludingPadding = 720;
}
else
{
outputWidth = 720;
if (fps == 25)
{
outputHeightIncludingPadding = 576;
}
else
{
outputHeightIncludingPadding = 480;
}
}
outputWidthIncludingPadding = outputWidth;
if (_log != null)
{
_log.LogEvent("Force resolution of " + outputWidth + "x" + outputHeightIncludingPadding + " as required for " + xTargetDevice.Name);
}
}
else if (xTargetDevice.Width > 0 && outputWidth > xTargetDevice.Width)
{
outputWidth = xTargetDevice.Width;
_log.LogEvent("Set resolution width to " + outputWidth + " as required for " + xTargetDevice.Name);
}
// adjust cropped vertical resolution
getResolution(sourceWidth, sourceHeight, inputDar,
cropValues, cropEnabled, mod, resizeEnabled, upsizingAllowed,
signalAR, suggestHeight, acceptableAspectErrorPercent,
ref outputWidth, ref outputHeight,
out outputDar, _log);
while ((xTargetDevice.Height > 0 && outputHeight > xTargetDevice.Height) || (xTargetDevice.BluRay && outputHeight > outputHeightIncludingPadding))
{
outputWidth -= mod;
getResolution(sourceWidth, sourceHeight, inputDar,
cropValues, cropEnabled, mod, resizeEnabled, upsizingAllowed,
signalAR, suggestHeight, acceptableAspectErrorPercent,
ref outputWidth, ref outputHeight,
out outputDar, _log);
}
paddingValues.left = Convert.ToInt32(Math.Floor((outputWidthIncludingPadding - outputWidth) / 2.0));
paddingValues.right = Convert.ToInt32(Math.Ceiling((outputWidthIncludingPadding - outputWidth) / 2.0));
paddingValues.bottom = Convert.ToInt32(Math.Floor((outputHeightIncludingPadding - outputHeight) / 2.0));
paddingValues.top = Convert.ToInt32(Math.Ceiling((outputHeightIncludingPadding - outputHeight) / 2.0));
outputWidth = outputWidthIncludingPadding;
outputHeight = outputHeightIncludingPadding;
if (!cropEnabled)
{
cropValues = new CropValues();
}
}
/// <summary>
/// gets the desired resolution based on input settings
/// </summary>
/// <param name="sourceWidth">the complete width of the input file without cropping</param>
/// <param name="sourceHeight">the complete height of the input file without cropping</param>
/// <param name="inputDAR">the input DAR value</param>
/// <param name="cropping">the crop values</param>
/// <param name="mod">the mod value used for the final resize values</param>
/// <param name="resizeEnabled">true if resize can be used</param>
/// <param name="upsizingEnabled">true if upsizing can be used</param>
/// <param name="signalAR">whether or not ar signalling is to be used for the output
/// (depending on this parameter, resizing changes to match the source AR)</param>
/// <param name="suggestHeight">true if height should be calculated</param>
/// <param name="acceptableAspectErrorPercent">acceptable aspect error if signalAR is true</param>
/// <param name="outputWidth">the calculated output width</param>
/// <param name="outputHeight">the calculated output height</param>
/// <param name="outputDar">the output DAR value</param>
/// <param name="_log">the log item</param>
private static void getResolution(int sourceWidth, int sourceHeight, Dar inputDar,
CropValues cropValues, bool cropEnabled, int mod, bool resizeEnabled,
bool upsizingAllowed, bool signalAR, bool suggestHeight,
decimal acceptableAspectErrorPercent, ref int outputWidth,
ref int outputHeight, out Dar?outputDar, LogItem _log)
{
outputDar = null;
CropValues cropping = new CropValues();
if (cropEnabled)
{
cropping = cropValues.Clone();
}
// remove upsizing if not allowed
if (!upsizingAllowed && sourceWidth - cropping.left - cropping.right < outputWidth)
{
outputWidth = sourceWidth - cropping.left - cropping.right;
if (_log != null)
{
_log.LogEvent("Lowering output width resolution to " + outputWidth + " to avoid upsizing");
}
}
// correct hres if not mod compliant
if (outputWidth % mod != 0)
{
int diff = outputWidth % mod;
if (outputWidth - diff > 0)
{
outputWidth -= diff;
}
else
{
outputWidth = mod;
}
}
if (suggestHeight)
{
int scriptVerticalResolution = Resolution.SuggestVerticalResolution(sourceHeight, sourceWidth, inputDar, cropping,
outputWidth, signalAR, out outputDar, mod, acceptableAspectErrorPercent);
int iMaximum = 9999;
if (!upsizingAllowed)
{
iMaximum = sourceHeight - cropping.top - cropping.bottom;
}
// Reduce horizontal resolution until a fit is found
while (scriptVerticalResolution > iMaximum && outputWidth > mod)
{
outputWidth -= mod;
scriptVerticalResolution = Resolution.SuggestVerticalResolution(sourceHeight, sourceWidth, inputDar, cropping,
outputWidth, signalAR, out outputDar, mod, acceptableAspectErrorPercent);
}
outputHeight = scriptVerticalResolution;
}
else if (!resizeEnabled)
{
outputHeight = sourceHeight - cropping.top - cropping.bottom;
}
}
/// <summary>
/// check if resolution is device compatible
/// </summary>
/// <param name="xTargetDevice">x264 Target Device - may limit the output resolution</param>
/// <param name="outputWidth">the calculated output width</param>
/// <param name="outputHeight">the calculated output height</param>
/// <param name="settingsChanged">true if resize or crop has been changed</param>
/// <param name="resizeEnabled">if resize is enabled</param>
/// <param name="cropEnabled">if crop is enabled</param>
/// <param name="_log">log item</param>
/// <returns>true if the settings are device compatible</returns>
private static bool isResolutionDeviceCompliant(x264Device xTargetDevice, int outputWidth, int outputHeight,
out bool settingsChanged, ref bool resizeEnabled, ref bool cropEnabled, LogItem _log)
{
settingsChanged = false;
if (xTargetDevice == null)
{
return(true);
}
if (!xTargetDevice.BluRay && xTargetDevice.Height <= 0 && xTargetDevice.Width <= 0)
{
return(true);
}
bool bAdjustResolution = false;
if (xTargetDevice.Width > 0 && xTargetDevice.Width < outputWidth)
{
// width must be lowered to be target conform
bAdjustResolution = true;
if (!resizeEnabled)
{
resizeEnabled = settingsChanged = true;
if (_log != null)
{
_log.LogEvent("Enabling \"Resize\" as " + xTargetDevice.Name + " does not support a resolution width of "
+ outputWidth + ". The maximum value is " + xTargetDevice.Width + ".");
}
}
}
else if (xTargetDevice.Height > 0 && xTargetDevice.Height < outputHeight)
{
// height must be lowered to be target conform
bAdjustResolution = true;
if (!resizeEnabled)
{
resizeEnabled = settingsChanged = true;
if (_log != null)
{
_log.LogEvent("Enabling \"Resize\" as " + xTargetDevice.Name + " does not support a resolution height of "
+ outputHeight + ". The maximum value is " + xTargetDevice.Height + ".");
}
}
}
else if (xTargetDevice.BluRay)
{
string strResolution = outputWidth + "x" + outputHeight;
if (!strResolution.Equals("1920x1080") &&
!strResolution.Equals("1440x1080") &&
!strResolution.Equals("1280x720") &&
!strResolution.Equals("720x576") &&
!strResolution.Equals("720x480"))
{
bAdjustResolution = settingsChanged = true;
if (!resizeEnabled)
{
resizeEnabled = true;
if (_log != null)
{
_log.LogEvent("Enabling \"Resize\" as " + xTargetDevice.Name + " does not support a resolution of "
+ outputWidth + "x" + outputHeight
+ ". Supported are 1920x1080, 1440x1080, 1280x720, 720x576 and 720x480.");
}
}
}
}
if (bAdjustResolution && !cropEnabled)
{
if (_log != null)
{
_log.LogEvent("Enabling \"Crop\"");
}
cropEnabled = settingsChanged = true;
}
if (bAdjustResolution)
{
return(false);
}
return(true);
}
/// <summary>
/// get number of angles
/// </summary>
/// <param name="fileName">name of the IFO file</param>
/// <param name="iPGCNumber">PGC number</param>
/// <returns>number of angles</returns>
public static int GetAngleCount(string strIFOFile, int iPGCNumber)
{
byte[] buff = new byte[4];
byte s = 0;
int iAngleCount = 0;
// find the VTS_PGC starting address of the requested PGC number in VTS_PGCI
long VTS_PGCI = GetPCGIP_Position(strIFOFile);
long VTS_PGC = VTS_PGCI + GetPGCOffset(strIFOFile, VTS_PGCI, iPGCNumber);
try
{
FileStream fs = new FileStream(strIFOFile, FileMode.Open, FileAccess.Read);
BinaryReader br = new BinaryReader(fs);
Stream sr = br.BaseStream;
// go to the cell count in VTS_PGC of the requested PGC number
sr.Seek(VTS_PGC + 0x03, SeekOrigin.Begin);
int iCellCount = br.ReadByte();
//find the cell playback information table start in VTS_PGC of the requested PGC number
long VTS_PGC_CELL_START = VTS_PGC + ToInt16(GetFileBlock(strIFOFile, VTS_PGC + 0xE8, 2));
int iAngleCountTemp = 0;
// cycle through all cell informations
for (int i = 1; i <= iCellCount; i++)
{
// go to the start of the table
sr.Seek(VTS_PGC_CELL_START + (i - 1) * 0x18, SeekOrigin.Begin);
s = br.ReadByte();
var seamless = (s >> 0) & 1;
var stc = (s >> 1) & 1;
var interleaved = (s >> 2) & 1;
var seamless_playback = (s >> 3) & 1;
var block_type = (s >> 4) & 3;
var cell_type = (s >> 6) & 3;
// angle block found?
if (block_type != 1)
{
continue;
}
// bits: 00 = normal, 01 = first of angle block, 10 = middle of angle block, 11 = last of angle block
if (cell_type == 1)
{
// first angle block
iAngleCountTemp = 1;
}
else if (cell_type == 2)
{
// middle of angle block
iAngleCountTemp++;
}
else if (cell_type == 3)
{
// last of angle block
iAngleCountTemp++;
if (iAngleCount == 0 || iAngleCount > iAngleCountTemp)
{
iAngleCount = iAngleCountTemp;
}
}
}
fs.Close();
}
catch (Exception ex)
{
LogItem _oLog = MainForm.Instance.Log.Info("IFOparser");
_oLog.LogValue("Error parsing ifo file " + strIFOFile, ex.Message, ImageType.Error);
}
return(iAngleCount);
}
/// <summary>
/// get several Subtitles Informations from the IFO file
/// </summary>
/// <param name="fileName">name of the IFO file</param>
/// <returns>several infos as String</returns>
public static string[] GetSubtitlesStreamsInfos(string FileName, int iPGC, bool bGetAllStreams)
{
byte[] buff = new byte[4];
string[] substreams = new string[32]; // according to the specs 32 is the max value for subtitles streams
try
{
// get the number of subpicture streams in VTS_VOBS
int iSubtitleCount = ToInt16(GetFileBlock(FileName, 0x254, 2));
if (iSubtitleCount == 0 && !bGetAllStreams)
{
return(new string[0]);
}
string[] subdesc = new string[32];
FileStream fs = new FileStream(FileName, FileMode.Open, FileAccess.Read);
BinaryReader br = new BinaryReader(fs);
Stream sr = br.BaseStream;
// go to the subpicture attributes of VTS_VOBS
sr.Seek(0x256, SeekOrigin.Begin);
for (int i = 0; i < 32; i++)
{
// Presence (1 bit), Coding Mode (1bit), Short Language Code (2bits), Language Extension (1bit), Sub Picture Caption Type (1bit)
// ignore presence & coding mode and go to short language code
sr.Seek(0x2, SeekOrigin.Current);
// read short language code
br.Read(buff, 0, 2);
string ShortLangCode = String.Format("{0}{1}", (char)buff[0], (char)buff[1]);
subdesc[i] = LanguageSelectionContainer.LookupISOCode(ShortLangCode) + " - ";
if (String.IsNullOrEmpty(subdesc[i]))
{
subdesc[i] = "unknown - ";
}
// Go to Code Extension
sr.Seek(1, SeekOrigin.Current);
buff[0] = br.ReadByte();
switch (buff[0] & 0x0F)
{
// from http://dvd.sourceforge.net/dvdinfo/sprm.html
case 1: subdesc[i] += "Caption "; break;
case 2: subdesc[i] += "Caption (Large) "; break;
case 3: subdesc[i] += "Caption for Children "; break;
case 5: subdesc[i] += "Closed Caption "; break;
case 6: subdesc[i] += "Closed Caption (Large) "; break;
case 7: subdesc[i] += "Closed Caption for Children "; break;
case 9: subdesc[i] += "Forced Caption "; break;
case 13: subdesc[i] += "Director Comments "; break;
case 14: subdesc[i] += "Director Comments (Large) "; break;
case 15: subdesc[i] += "Director Comments for Children "; break;
}
}
// get VTS_PGCI
long VTS_PGCI = GetPCGIP_Position(FileName);
// find the VTS_PGC starting address of the requested PGC number in VTS_PGCI
long VTS_PGC = VTS_PGCI + GetPGCOffset(FileName, VTS_PGCI, iPGC);
// go to the Subpicture Stream Control (PGC_SPST_CTL) in VTS_PGC of the requested PGC number
sr.Seek(VTS_PGC + 0x1C, SeekOrigin.Begin);
byte[] iCountType = new byte[4];
for (int i = 0; i < 32; i++)
{
// read subtitle info of stream i
br.Read(buff, 0, 4);
// if bit 7 = 1 (true) the stream is available
if (!GetBit(buff[0], 7))
{
continue;
}
// remove bits 7, 6 and 5 as they are reserved
for (int j = 0; j < 4; j++)
{
if (GetBit(buff[j], 7))
{
buff[j] -= 128;
}
if (GetBit(buff[j], 6))
{
buff[j] -= 64;
}
if (GetBit(buff[j], 5))
{
buff[j] -= 32;
}
}
if (buff[0] > 0)
{
substreams[buff[0]] = "[" + String.Format("{0:00}", buff[0]) + "] - " + subdesc[i];
iCountType[0]++;
}
if (buff[1] > 0)
{
substreams[buff[1]] = "[" + String.Format("{0:00}", buff[1]) + "] - " + subdesc[i];
iCountType[1]++;
}
if (buff[2] > 0)
{
substreams[buff[2]] = "[" + String.Format("{0:00}", buff[2]) + "] - " + subdesc[i];
iCountType[2]++;
}
if (buff[3] > 0)
{
substreams[buff[3]] = "[" + String.Format("{0:00}", buff[3]) + "] - " + subdesc[i];
iCountType[3]++;
}
// as stream ID 0 is impossible to detect, we have to guess here
if (String.IsNullOrEmpty(substreams[0]))
{
if (buff[0] == 0 || buff[1] == 0 || buff[2] == 0 || buff[3] == 0)
{
substreams[0] = "[" + String.Format("{0:00}", 0) + "] - " + subdesc[i];
}
}
}
// check how many different types are there & if therefore the type description has to be added
int iDifferentTypes = 0;
if (iCountType[0] > 0)
{
iDifferentTypes++;
}
if (iCountType[1] > 0)
{
iDifferentTypes++;
}
if (iCountType[2] > 0)
{
iDifferentTypes++;
}
if (iCountType[3] > 0)
{
iDifferentTypes++;
}
bool bAddTypes = iDifferentTypes > 1;
if (bAddTypes)
{
for (int i = 0; i < subdesc.Length; i++)
{
if (!String.IsNullOrEmpty(subdesc[i]))
{
subdesc[i] += (subdesc[i].Substring(subdesc[i].Length - 1).Equals(" ") ? "(" : " (");
}
}
// go to the Subpicture Stream Control in VTS_PGC of the requested PGC number
sr.Seek(VTS_PGC + 0x1C, SeekOrigin.Begin);
int iCountStream = 0;
for (int i = 0; i < 32; i++)
{
// read subtitle info of stream i
br.Read(buff, 0, 4);
// if bit 7 = 1 (true) the stream is available
if (!GetBit(buff[0], 7))
{
continue;
}
iCountStream++;
// remove bits 7, 6 and 5 as they are reserved
for (int j = 0; j < 4; j++)
{
if (GetBit(buff[j], 7))
{
buff[j] -= 128;
}
if (GetBit(buff[j], 6))
{
buff[j] -= 64;
}
if (GetBit(buff[j], 5))
{
buff[j] -= 32;
}
}
if (buff[0] > 0)
{
if (substreams[buff[0]].Substring(substreams[buff[0]].Length - 1).Equals(")"))
{
substreams[buff[0]] = substreams[buff[0]].Substring(0, substreams[buff[0]].Length - 1) + "/4:3)";
}
else
{
substreams[buff[0]] += "(4:3)";
}
}
if (buff[1] > 0)
{
if (substreams[buff[1]].Substring(substreams[buff[1]].Length - 1).Equals(")"))
{
substreams[buff[1]] = substreams[buff[1]].Substring(0, substreams[buff[1]].Length - 1) + "/Wide)";
}
else
{
substreams[buff[1]] += "(Wide)";
}
}
if (buff[2] > 0)
{
if (substreams[buff[2]].Substring(substreams[buff[2]].Length - 1).Equals(")"))
{
substreams[buff[2]] = substreams[buff[2]].Substring(0, substreams[buff[2]].Length - 1) + "/Letterbox)";
}
else
{
substreams[buff[2]] += "(Letterbox)";
}
}
if (buff[3] > 0)
{
if (substreams[buff[3]].Substring(substreams[buff[3]].Length - 1).Equals(")"))
{
substreams[buff[3]] = substreams[buff[3]].Substring(0, substreams[buff[3]].Length - 1) + "/Pan&Scan)";
}
else
{
substreams[buff[3]] += "(Pan&Scan)";
}
}
if (bAddTypes && iCountStream == 2)
{
// only when the types should be added and the second track is in process
// first one is ignored because of the 0 stream ID which cannot be detected
int iID = 0;
if (buff[0] > 0)
{
iID = buff[0];
if (substreams[0].Substring(substreams[0].Length - 1).Equals(")"))
{
substreams[0] = substreams[0].Substring(0, substreams[0].Length - 1) + "/4:3)";
}
else
{
substreams[0] += "(4:3)";
}
}
if (buff[1] > 0 && (iID == 0 || iID == buff[1]))
{
iID = buff[1];
if (substreams[0].Substring(substreams[0].Length - 1).Equals(")"))
{
substreams[0] = substreams[0].Substring(0, substreams[0].Length - 1) + "/Wide)";
}
else
{
substreams[0] += "(Wide)";
}
}
if (buff[2] > 0 && (iID == 0 || iID == buff[2]))
{
iID = buff[2];
if (substreams[0].Substring(substreams[0].Length - 1).Equals(")"))
{
substreams[0] = substreams[0].Substring(0, substreams[0].Length - 1) + "/Letterbox)";
}
else
{
substreams[0] += "(Letterbox)";
}
}
if (buff[3] > 0 && (iID == 0 || iID == buff[3]))
{
iID = buff[3];
if (substreams[0].Substring(substreams[0].Length - 1).Equals(")"))
{
substreams[0] = substreams[0].Substring(0, substreams[0].Length - 1) + "/Pan&Scan)";
}
else
{
substreams[0] += "(Pan&Scan)";
}
}
}
}
}
if (bGetAllStreams)
{
for (int i = 0; i < 32; i++)
{
if (String.IsNullOrEmpty(substreams[i]))
{
substreams[i] = "[" + String.Format("{0:00}", i) + "] - not detected";
}
}
}
else
{
ArrayList arrList = new ArrayList();
foreach (string strItem in substreams)
{
if (!String.IsNullOrEmpty(strItem))
{
// remove trailing " - " if it exists
if (strItem.Substring(strItem.Length - 3).Equals(" - "))
{
arrList.Add(strItem.Substring(0, strItem.Length - 3).Trim());
}
else
{
arrList.Add(strItem.Trim());
}
}
}
substreams = new string[arrList.Count];
for (int i = 0; i < arrList.Count; i++)
{
substreams[i] = arrList[i].ToString();
}
}
fs.Close();
}
catch (Exception ex)
{
LogItem _oLog = MainForm.Instance.Log.Info("IFOparser");
_oLog.LogValue("Error parsing ifo file " + FileName, ex.Message, ImageType.Error);
}
return(substreams);
}
