public frmAdvViewer(string fileName)
{
InitializeComponent();
timerScrolling.Enabled = false;
m_FileName = fileName;
m_AdvFile = AdvFile.OpenFile(fileName);
}
public frmAdvViewer(string fileName)
{
InitializeComponent();
timerScrolling.Enabled = false;
m_FileName = fileName;
m_AdvFile = AdvFile.OpenFile(fileName);
}
private bool ProcessAdvFile()
{
try
{
int fileVersion = TangraCore.ADV2GetFormatVersion(m_FileName);
if (fileVersion != 1)
{
MessageBox.Show(
this,
string.Format("ADV repair hasn't been implememted for ADV Version {0}. Cannot continue with file '{1}'", fileVersion, Path.GetFileName(m_FileName)),
"Tangra",
MessageBoxButtons.OK,
MessageBoxIcon.Error);
return(false);
}
m_AdvFile = AdvFile.OpenFile(m_FileName);
if (!m_AdvFile.IsCorrupted)
{
MessageBox.Show(
this,
string.Format("{0} does not need to be repaired.", Path.GetFileName(m_FileName)),
"Tangra",
MessageBoxButtons.OK,
MessageBoxIcon.Information);
return(false);
}
m_CalcThread = new Thread(RepairAdvFile);
m_CalcThread.Start();
return(true);
}
catch (Exception ex)
{
MessageBox.Show(
this,
ex.Message,
"Tangra",
MessageBoxButtons.OK,
MessageBoxIcon.Error);
return(false);
}
}
public static AdvFile OpenFile(string fileName)
{
FileStream inputFile = new FileStream(fileName, FileMode.Open, FileAccess.Read);
BinaryReader fileReader = new BinaryReader(inputFile);
uint magic = fileReader.ReadUInt32();
if (magic != 0x46545346)
throw new FormatException("Unknown or unsupported version of an FSTF file");
byte dataFormatVer = fileReader.ReadByte();
uint numFrames = fileReader.ReadUInt32();
long indexTableOffset = fileReader.ReadInt64();
long metadataSystemTableOffset = fileReader.ReadInt64();
long metadataUserTableOffset = fileReader.ReadInt64();
AdvFile rv = new AdvFile();
rv.m_InputFile = inputFile;
rv.m_FileReader = fileReader;
rv.m_FileName = fileName;
if (dataFormatVer == 1)
{
byte sectionsCount = fileReader.ReadByte();
var sectionDefs = new Dictionary<ulong, string>();
for (int i = 0; i < sectionsCount; i++)
{
string sectionType = fileReader.ReadAsciiString256();
ulong sectionHeaderOffset = fileReader.ReadUInt64();
sectionDefs.Add(sectionHeaderOffset, sectionType);
}
rv.m_NumberOfFrames = numFrames;
foreach (uint offset in sectionDefs.Keys)
{
inputFile.Seek(offset, SeekOrigin.Begin);
IAdvDataSection section = AdvSectionFactory.ConstructSection(sectionDefs[offset], fileReader);
rv.AddDataSection(section);
}
fileReader.BaseStream.Seek(metadataSystemTableOffset, SeekOrigin.Begin);
#region read metadata
uint propsCount = fileReader.ReadUInt32();
for (int i = 0; i < propsCount; i++)
{
string propName = fileReader.ReadAsciiString256();
string propValue = fileReader.ReadAsciiString256();
rv.AdvFileTags[propName] = propValue;
}
#endregion
rv.m_RecoveryOffset = fileReader.BaseStream.Position;
if (indexTableOffset > fileReader.BaseStream.Length || metadataUserTableOffset > fileReader.BaseStream.Length ||
indexTableOffset == 0 || metadataUserTableOffset == 0)
{
rv.m_IsCorrupted = true;
return rv;
}
inputFile.Seek(indexTableOffset, SeekOrigin.Begin);
}
rv.m_Magic = magic;
try
{
rv.m_Index = new AdvFramesIndex(fileReader);
}
catch (Exception ex)
{
Trace.WriteLine(ex);
rv.m_IsCorrupted = true;
return rv;
}
fileReader.BaseStream.Seek(metadataUserTableOffset, SeekOrigin.Begin);
rv.m_UserMetadataTableOffset = metadataUserTableOffset;
#region read metadata
uint count = fileReader.ReadUInt32();
for (int i = 0; i < count; i++)
{
string propName = fileReader.ReadAsciiString256();
string propValue = fileReader.ReadAsciiString256();
rv.AdvFileTags[propName] = propValue;
}
#endregion
rv.InitialisePropertiesFromTags();
return rv;
}
public static AdvFile OpenFile(string fileName)
{
FileStream inputFile = new FileStream(fileName, FileMode.Open, FileAccess.Read);
BinaryReader fileReader = new BinaryReader(inputFile);
uint magic = fileReader.ReadUInt32();
if (magic != 0x46545346)
{
throw new FormatException("Unknown or unsupported version of an FSTF file");
}
byte dataFormatVer = fileReader.ReadByte();
uint numFrames = fileReader.ReadUInt32();
long indexTableOffset = fileReader.ReadInt64();
long metadataSystemTableOffset = fileReader.ReadInt64();
long metadataUserTableOffset = fileReader.ReadInt64();
AdvFile rv = new AdvFile();
rv.m_InputFile = inputFile;
rv.m_FileReader = fileReader;
rv.m_FileName = fileName;
if (dataFormatVer == 1)
{
byte sectionsCount = fileReader.ReadByte();
var sectionDefs = new Dictionary <ulong, string>();
for (int i = 0; i < sectionsCount; i++)
{
string sectionType = fileReader.ReadAsciiString256();
ulong sectionHeaderOffset = fileReader.ReadUInt64();
sectionDefs.Add(sectionHeaderOffset, sectionType);
}
rv.m_NumberOfFrames = numFrames;
foreach (uint offset in sectionDefs.Keys)
{
inputFile.Seek(offset, SeekOrigin.Begin);
IAdvDataSection section = AdvSectionFactory.ConstructSection(sectionDefs[offset], fileReader);
rv.AddDataSection(section);
}
fileReader.BaseStream.Seek(metadataSystemTableOffset, SeekOrigin.Begin);
#region read metadata
uint propsCount = fileReader.ReadUInt32();
for (int i = 0; i < propsCount; i++)
{
string propName = fileReader.ReadAsciiString256();
string propValue = fileReader.ReadAsciiString256();
rv.AdvFileTags[propName] = propValue;
}
#endregion
rv.m_RecoveryOffset = fileReader.BaseStream.Position;
if (indexTableOffset > fileReader.BaseStream.Length || metadataUserTableOffset > fileReader.BaseStream.Length ||
indexTableOffset == 0 || metadataUserTableOffset == 0)
{
rv.m_IsCorrupted = true;
return(rv);
}
inputFile.Seek(indexTableOffset, SeekOrigin.Begin);
}
rv.m_Magic = magic;
try
{
rv.m_Index = new AdvFramesIndex(fileReader);
}
catch (Exception ex)
{
Trace.WriteLine(ex);
rv.m_IsCorrupted = true;
return(rv);
}
fileReader.BaseStream.Seek(metadataUserTableOffset, SeekOrigin.Begin);
rv.m_UserMetadataTableOffset = metadataUserTableOffset;
#region read metadata
uint count = fileReader.ReadUInt32();
for (int i = 0; i < count; i++)
{
string propName = fileReader.ReadAsciiString256();
string propValue = fileReader.ReadAsciiString256();
rv.AdvFileTags[propName] = propValue;
}
#endregion
rv.InitialisePropertiesFromTags();
return(rv);
}
private void DoConsistencyCheck(AdvFile advFile, ref bool fileIsCorrupted, ref bool isADVFormat, ref int advFormatVersion)
{
fileIsCorrupted = advFile.IsCorrupted;
string fstsTypeStr;
if (!advFile.AdvFileTags.TryGetValue("FSTF-TYPE", out fstsTypeStr))
isADVFormat = false;
else
isADVFormat = fstsTypeStr == "ADV" || fstsTypeStr == "AAV";
if (fstsTypeStr == "ADV")
{
string advVersionStr;
if (!advFile.AdvFileTags.TryGetValue("ADV-VERSION", out advVersionStr))
advFormatVersion = -1;
else
if (!int.TryParse(advVersionStr, out advFormatVersion))
advFormatVersion = -1;
}
else if (fstsTypeStr == "AAV")
{
string advVersionStr;
if (!advFile.AdvFileTags.TryGetValue("AAV-VERSION", out advVersionStr))
advFormatVersion = -1;
else
if (!int.TryParse(advVersionStr, out advFormatVersion))
advFormatVersion = -1;
}
}
private void CheckAdvFileFormatInternal(AdvFile advFile)
{
bool fileIsCorrupted = true;
bool isADVFormat = false;
int advFormatVersion = -1;
DoConsistencyCheck(advFile, ref fileIsCorrupted, ref isADVFormat, ref advFormatVersion);
if (!isADVFormat)
throw new ADVFormatException("The file is not in ADV/AAV format.");
if (advFormatVersion > 1)
throw new ADVFormatException("The file ADV/AAV version is not supported yet.");
if (fileIsCorrupted)
throw new ADVFormatException("The ADV/AAV file may be corrupted.\r\n\r\nTry to recover it from Tools -> ADV/AAV Tools -> Repair ADV/AAV File");
}
private bool ProcessAdvFile()
{
try
{
int fileVersion = TangraCore.ADV2GetFormatVersion(m_FileName);
if (fileVersion != 1)
{
MessageBox.Show(
this,
string.Format("ADV repair hasn't been implememted for ADV Version {0}. Cannot continue with file '{1}'", fileVersion, Path.GetFileName(m_FileName)),
"Tangra",
MessageBoxButtons.OK,
MessageBoxIcon.Error);
return false;
}
m_AdvFile = AdvFile.OpenFile(m_FileName);
if (!m_AdvFile.IsCorrupted)
{
MessageBox.Show(
this,
string.Format("{0} does not need to be repaired.", Path.GetFileName(m_FileName)),
"Tangra",
MessageBoxButtons.OK,
MessageBoxIcon.Information);
return false;
}
m_CalcThread = new Thread(RepairAdvFile);
m_CalcThread.Start();
return true;
}
catch (Exception ex)
{
MessageBox.Show(
this,
ex.Message,
"Tangra",
MessageBoxButtons.OK,
MessageBoxIcon.Error);
return false;
}
}
