public Macroblock(Slice slice, int mbNr)
{
this.mbNr = mbNr;
this.slice = slice;
position = new MacroblockPosition(this);
access = new MacroblockAccessNonMbaff(this);
encodingModes = new List<IEncodingMode> {new Intra16X16EncodingMode(this)};
StartMacroblock();
}
public SliceHeader(Slice slice, Nalu nalu, SequenceParameterSet sps, PictureParameterSet pps)
{
this.slice = slice;
// BEGIN: parameters from Nalu, Picture Par Set and Sequence Par Set
picParameterSetId = pps.PicParameterSetId;
log2MaxFrameNumMinus4 = sps.Log2MaxFrameNumMinus4;
frameMbsOnlyFlag = sps.FrameMbsOnlyFlag;
picOrderCntType = sps.PicOrderCntType;
log2MaxPicOrderCntLsbMinus4 = sps.Log2MaxPicOrderCntLsbMinus4;
picInitQpMinus26 = pps.PicInitQpMinus26;
nalRefIdc = nalu.NalRefIdc;
nalUnitType = nalu.NalUnitType;
// END: parameters from Nalu, Picture Par Set and Sequence Par Set
sliceType = slice.Picture.TypeOfSlice;
firstMbInSlice = slice.Picture.CurrentMbNr;
noOutputOfPriorPicsFlag = false;
longTermReferenceFlag = false;
sliceQpDelta = (slice.Qp - 26 - picInitQpMinus26);
}
protected void CodePicture(YuvFrameBuffer inFrameBuffer, YuvFrameBuffer outFrameBuffer)
{
var numberOfCodedMBs = 0;
// TODO FmoInit()
// TODO FmoStartPicture() -> picture level initialization of FMO
CalculateQuantParam();
// loop over slices
while (numberOfCodedMBs < picSizeInMbs)
{
slice = new Slice(this, type);
numberOfCodedMBs += slice.Encode(inFrameBuffer, outFrameBuffer);
}
}