public long PacketToFrame(long packet)
{
AudioFramePacketTranslation buffer;
buffer.Packet = packet;
unsafe {
AudioFramePacketTranslation *p = &buffer;
int size = Marshal.SizeOf(buffer);
if (AudioFileGetProperty(handle, AudioFileProperty.PacketToFrame, ref size, (IntPtr)p) == 0)
{
return(buffer.Frame);
}
return(-1);
}
}
public long PacketToFrame(long packet)
{
AudioFramePacketTranslation buffer;
buffer.Packet = packet;
unsafe {
AudioFramePacketTranslation *p = &buffer;
int size = sizeof(AudioFramePacketTranslation);
LastError = AudioFileStreamGetProperty(handle, AudioFileStreamProperty.PacketToFrame, ref size, (IntPtr)p);
if (LastError == 0)
{
return(buffer.Frame);
}
return(-1);
}
}
public long FrameToPacket(long frame, out int frameOffsetInPacket)
{
AudioFramePacketTranslation buffer;
buffer.Frame = frame;
unsafe {
AudioFramePacketTranslation *p = &buffer;
int size = Marshal.SizeOf(buffer);
if (AudioFileGetProperty(handle, AudioFileProperty.FrameToPacket, ref size, (IntPtr)p) == 0)
{
frameOffsetInPacket = buffer.FrameOffsetInPacket;
return(buffer.Packet);
}
frameOffsetInPacket = 0;
return(-1);
}
}
public long FrameToPacket(long frame, out int frameOffsetInPacket)
{
AudioFramePacketTranslation buffer;
buffer.Frame = frame;
unsafe {
AudioFramePacketTranslation *p = &buffer;
int size = sizeof(AudioFramePacketTranslation);
LastError = AudioFileStreamGetProperty(handle, AudioFileStreamProperty.FrameToPacket, ref size, (IntPtr)p);
if (LastError == 0)
{
frameOffsetInPacket = buffer.FrameOffsetInPacket;
return(buffer.Packet);
}
frameOffsetInPacket = 0;
return(-1);
}
}
