quartz: Set data length in avi decompressor.

dlls/quartz/avidec.c

@@ -125,6 +125,7 @@ static HRESULT AVIDec_ProcessSampleData(TransformFilterImpl* pTransformFilter, I
     if (res != ICERR_OK)
         ERR("Error occurred during the decompression (%x)\n", res);
 
+    IMediaSample_SetActualDataLength(pOutSample, This->pBihOut->biSizeImage);
 
     IMediaSample_SetPreroll(pOutSample, (IMediaSample_IsPreroll(pSample) == S_OK));
     IMediaSample_SetDiscontinuity(pOutSample, (IMediaSample_IsDiscontinuity(pSample) == S_OK));