/// <summary>
/// Read an index from disk
/// </summary>
/// <remarks>
/// <para>In FFMS2, the equivalent is <c>FFMS_ReadIndex</c>.</para>
/// </remarks>
/// <param name="indexFile">Can be an absolute or relative path</param>
/// <exception cref="System.IO.IOException">Trying to read an invalid index file.</exception>
/// <exception cref="System.IO.FileNotFoundException">Trying to read an index file that does not exist.</exception>
/// <exception cref="NotSupportedException">Trying to read an index file for a <see cref="Source">Source</see> that is not available in the ffms2.dll.</exception>
public Index(string indexFile)
{
if (indexFile == null)
{
throw new ArgumentNullException(@"indexFile");
}
var err = new FFMS_ErrorInfo
{
BufferSize = 1024,
Buffer = new String((char)0, 1024)
};
var indexFileBytes = Encoding.UTF8.GetBytes(indexFile);
_handle = NativeMethods.FFMS_ReadIndex(indexFileBytes, ref err);
if (!_handle.IsInvalid)
{
return;
}
if (err.ErrorType == FFMS_Errors.FFMS_ERROR_PARSER && err.SubType == FFMS_Errors.FFMS_ERROR_FILE_READ)
{
throw new System.IO.IOException(err.Buffer);
}
if (err.ErrorType == FFMS_Errors.FFMS_ERROR_PARSER && err.SubType == FFMS_Errors.FFMS_ERROR_NO_FILE)
{
throw new System.IO.FileNotFoundException(err.Buffer);
}
if (err.ErrorType == FFMS_Errors.FFMS_ERROR_INDEX && err.SubType == FFMS_Errors.FFMS_ERROR_NOT_AVAILABLE)
{
throw new NotSupportedException(err.Buffer);
}
throw new NotImplementedException(string.Format(System.Globalization.CultureInfo.CurrentCulture, "Unknown FFMS2 error encountered: ({0}, {1}, '{2}'). Please report this issue on FFMSSharp's GitHub.", err.ErrorType, err.SubType, err.Buffer));
}
public static extern int FFMS_GetNumTracks(SafeIndexHandle Index);
public static extern int FFMS_GetFirstIndexedTrackOfType(SafeIndexHandle Index, int TrackType, ref FFMS_ErrorInfo ErrorInfo);
internal Index(SafeIndexHandle index)
{
_handle = index;
}
public static extern int FFMS_GetErrorHandling(SafeIndexHandle Index);
public static extern int FFMS_IndexBelongsToFile(SafeIndexHandle Index, byte[] SourceFile, ref FFMS_ErrorInfo ErrorInfo);
public static extern IntPtr FFMS_CreateAudioSource(byte[] SourceFile, int Track, SafeIndexHandle Index, int DelayMode, ref FFMS_ErrorInfo ErrorInfo);
public static extern int FFMS_GetSourceType(SafeIndexHandle Index);
public static extern IntPtr FFMS_GetTrackFromIndex(SafeIndexHandle Index, int Track);
public static extern int FFMS_GetFirstTrackOfType(SafeIndexHandle Index, int TrackType, ref FFMS_ErrorInfo ErrorInfo);
public static extern int FFMS_GetNumTracks(SafeIndexHandle Index);
public static extern int FFMS_GetErrorHandling(SafeIndexHandle Index);
public static extern IntPtr FFMS_CreateVideoSource(byte[] SourceFile, int Track, SafeIndexHandle Index, int Threads, int SeekMode, ref FFMS_ErrorInfo ErrorInfo);
public static extern IntPtr FFMS_CreateAudioSource(byte[] SourceFile, int Track, SafeIndexHandle Index, int DelayMode, ref FFMS_ErrorInfo ErrorInfo);
internal Index(SafeIndexHandle index)
{
_handle = index;
}
public static extern int FFMS_IndexBelongsToFile(SafeIndexHandle Index, byte[] SourceFile, ref FFMS_ErrorInfo ErrorInfo);
public static extern int FFMS_WriteIndex(byte[] IndexFile, SafeIndexHandle TrackIndices, ref FFMS_ErrorInfo ErrorInfo);
public static extern int FFMS_WriteIndex(byte[] IndexFile, SafeIndexHandle TrackIndices, ref FFMS_ErrorInfo ErrorInfo);
public static extern IntPtr FFMS_CreateVideoSource(byte[] SourceFile, int Track, SafeIndexHandle Index, int Threads, int SeekMode, ref FFMS_ErrorInfo ErrorInfo);
public static extern int FFMS_GetSourceType(SafeIndexHandle Index);
public static extern IntPtr FFMS_GetTrackFromIndex(SafeIndexHandle Index, int Track);
/// <summary>
/// Read an index from disk
/// </summary>
/// <remarks>
/// <para>In FFMS2, the equivalent is <c>FFMS_ReadIndex</c>.</para>
/// </remarks>
/// <param name="indexFile">Can be an absolute or relative path</param>
/// <exception cref="System.IO.IOException">Trying to read an invalid index file.</exception>
/// <exception cref="System.IO.FileNotFoundException">Trying to read an index file that does not exist.</exception>
/// <exception cref="NotSupportedException">Trying to read an index file for a <see cref="Source">Source</see> that is not available in the ffms2.dll.</exception>
public Index(string indexFile)
{
if (indexFile == null) throw new ArgumentNullException(@"indexFile");
var err = new FFMS_ErrorInfo
{
BufferSize = 1024,
Buffer = new String((char) 0, 1024)
};
var indexFileBytes = Encoding.UTF8.GetBytes(indexFile);
_handle = NativeMethods.FFMS_ReadIndex(indexFileBytes, ref err);
if (!_handle.IsInvalid) return;
if (err.ErrorType == FFMS_Errors.FFMS_ERROR_PARSER && err.SubType == FFMS_Errors.FFMS_ERROR_FILE_READ)
throw new System.IO.IOException(err.Buffer);
if (err.ErrorType == FFMS_Errors.FFMS_ERROR_PARSER && err.SubType == FFMS_Errors.FFMS_ERROR_NO_FILE)
throw new System.IO.FileNotFoundException(err.Buffer);
if (err.ErrorType == FFMS_Errors.FFMS_ERROR_INDEX && err.SubType == FFMS_Errors.FFMS_ERROR_NOT_AVAILABLE)
throw new NotSupportedException(err.Buffer);
throw new NotImplementedException(string.Format(System.Globalization.CultureInfo.CurrentCulture, "Unknown FFMS2 error encountered: ({0}, {1}, '{2}'). Please report this issue on FFMSSharp's GitHub.", err.ErrorType, err.SubType, err.Buffer));
}
