public int GetFreeFrameIndex()
{
int i = NativeLLEncoderUnsafeNativeMethods.NativeEncoder_GetFreeFrameIndex(h);
if (i < 0)
{
QuickSyncStatic.ThrowOnBadStatus((mfxStatus)i, nameof(NativeLLEncoderUnsafeNativeMethods.NativeEncoder_GetFreeFrameIndex));
}
return(i);
}
public unsafe void EncodeFrame(int frameIndex, ref BitStreamChunk bitstreamChunk)
{
bitstreamChunk.bytesAvailable = 0;
var a = frameIntPtrs[frameIndex];
var sts = NativeLLEncoderUnsafeNativeMethods.NativeEncoder_EncodeFrame(h, (mfxFrameSurface1 *)a);
QuickSyncStatic.ThrowOnBadStatus(sts, nameof(NativeLLEncoderUnsafeNativeMethods.NativeEncoder_EncodeFrame));
CopyOutBitstream(ref bitstreamChunk);
}
bool Flush2(ref BitStreamChunk bitstreamChunk)
{
bitstreamChunk.bytesAvailable = 0;
var sts = NativeLLEncoderUnsafeNativeMethods.NativeEncoder_Flush2(h);
if (sts == mfxStatus.MFX_ERR_MORE_DATA)
{
return(false);
}
QuickSyncStatic.ThrowOnBadStatus(sts, nameof(NativeLLEncoderUnsafeNativeMethods.NativeEncoder_Flush2));
CopyOutBitstream(ref bitstreamChunk);
return(true);
}
private bool disposedValue = false; // To detect redundant calls
protected virtual void Dispose(bool disposing)
{
if (!disposedValue)
{
if (disposing)
{
// TODO: dispose managed state (managed objects).
}
NativeLLEncoderUnsafeNativeMethods.NativeEncoder_Delete(h);
h = IntPtr.Zero;
// TODO: free unmanaged resources (unmanaged objects) and override a finalizer below.
// TODO: set large fields to null.
disposedValue = true;
}
}
unsafe public LowLevelEncoderNative(mfxVideoParam mfxEncParams, mfxIMPL impl)
{
mfxStatus sts;
this._session = new mfxSession();
var ver = new mfxVersion()
{
Major = 1, Minor = 3
};
fixed(mfxSession *s = &_session)
sts = UnsafeNativeMethods.MFXInit(impl, &ver, s);
QuickSyncStatic.ThrowOnBadStatus(sts, nameof(UnsafeNativeMethods.MFXInit));
h = NativeLLEncoderUnsafeNativeMethods.NativeEncoder_New();
Trace.Assert(h != IntPtr.Zero);
shared = (EncoderShared *)h;
shared->session = _session;
shared->mfxEncParams = mfxEncParams;
Trace.Assert(shared->safety == sizeof(EncoderShared));
sts = NativeLLEncoderUnsafeNativeMethods.NativeEncoder_Init(h);
QuickSyncStatic.ThrowOnBadStatus(sts, nameof(NativeLLEncoderUnsafeNativeMethods.NativeEncoder_Init));
frameIntPtrs = new IntPtr[shared->nEncSurfNum];
for (int i = 0; i < frameIntPtrs.Length; i++)
{
frameIntPtrs[i] = (IntPtr)shared->pmfxSurfaces[i];
}
GetAndPrintWarnings();
}
public void UnlockFrame(IntPtr frame)
{
var sts = NativeLLEncoderUnsafeNativeMethods.NativeEncoder_UnlockFrame(h, frame);
QuickSyncStatic.ThrowOnBadStatus(sts, nameof(NativeLLEncoderUnsafeNativeMethods.NativeEncoder_UnlockFrame));
}
