public H264Slice(EltH264Nalu nalu, H264Decoder decoder)
: base(nalu)
{
switch (nalu.NaluType)
{
case NalUnitType.NAL_UNIT_CODED_SLICE:
case NalUnitType.NAL_UNIT_AUX_CODED_SLICE:
case NalUnitType.NAL_UNIT_CODED_SLICE_DATAPART_A:
case NalUnitType.NAL_UNIT_CODED_SLICE_DATAPART_B:
case NalUnitType.NAL_UNIT_CODED_SLICE_DATAPART_C:
case NalUnitType.NAL_UNIT_CODED_SLICE_IDR:
case NalUnitType.NAL_UNIT_CODED_SLICE_SCALABLE:
break;
default:
throw new NotImplementedException();
}
EltSyntax eltSyntax;
eltSyntax = nalu.FindSyntax("pic_parameter_set_id");
Debug.Assert(eltSyntax != null);
m_PicParamSetId = (UInt32)eltSyntax.Value;
m_PicParamSet = decoder.FindPicParamSet(m_PicParamSetId);
Debug.Assert(m_PicParamSet != null);
m_SeqParamSet = m_PicParamSet.SeqParamSet;
Debug.Assert(m_SeqParamSet != null);
m_Macroblocs = new Dictionary <UInt32, Macroblock>();
ExplodeMacroblocs(nalu);
}
public H264Slice(EltH264Nalu nalu, H264Decoder decoder)
: base(nalu)
{
switch (nalu.NaluType)
{
case NalUnitType.NAL_UNIT_CODED_SLICE:
case NalUnitType.NAL_UNIT_AUX_CODED_SLICE:
case NalUnitType.NAL_UNIT_CODED_SLICE_DATAPART_A:
case NalUnitType.NAL_UNIT_CODED_SLICE_DATAPART_B:
case NalUnitType.NAL_UNIT_CODED_SLICE_DATAPART_C:
case NalUnitType.NAL_UNIT_CODED_SLICE_IDR:
case NalUnitType.NAL_UNIT_CODED_SLICE_SCALABLE:
break;
default:
throw new NotImplementedException();
}
EltSyntax eltSyntax;
eltSyntax = nalu.FindSyntax("pic_parameter_set_id");
Debug.Assert(eltSyntax != null);
m_PicParamSetId = (UInt32)eltSyntax.Value;
m_PicParamSet = decoder.FindPicParamSet(m_PicParamSetId);
Debug.Assert(m_PicParamSet != null);
m_SeqParamSet = m_PicParamSet.SeqParamSet;
Debug.Assert(m_SeqParamSet != null);
m_Macroblocs = new Dictionary<UInt32, Macroblock>();
ExplodeMacroblocs(nalu);
}
public H264Picture(UInt32 layerId, UInt32 index, H264PicParamSet defaultPicParamSet, H264SeqParamSet defaultSeqParamSet)
: base(layerId, index)
{
m_DefaultSeqParamSet = defaultSeqParamSet;
m_DefaultPicParamSet = defaultPicParamSet;
m_Slices = new Dictionary <UInt32, H264Slice>();
m_Images = new Bitmap[Utils.GetMaxEnumValue <CommonEltMbDataType_t>()];
m_Md5YUV = new String[Utils.GetMaxEnumValue <CommonEltMbDataType_t>()];
m_Md5Y = new String[Utils.GetMaxEnumValue <CommonEltMbDataType_t>()];
m_Md5U = new String[Utils.GetMaxEnumValue <CommonEltMbDataType_t>()];
m_Md5V = new String[Utils.GetMaxEnumValue <CommonEltMbDataType_t>()];
}
public H264Picture(UInt32 layerId, UInt32 index, H264PicParamSet defaultPicParamSet, H264SeqParamSet defaultSeqParamSet)
: base(layerId, index)
{
m_DefaultSeqParamSet = defaultSeqParamSet;
m_DefaultPicParamSet = defaultPicParamSet;
m_Slices = new Dictionary<UInt32, H264Slice>();
m_Images = new Bitmap[Utils.GetMaxEnumValue<CommonEltMbDataType_t>()];
m_Md5YUV = new String[Utils.GetMaxEnumValue<CommonEltMbDataType_t>()];
m_Md5Y = new String[Utils.GetMaxEnumValue<CommonEltMbDataType_t>()];
m_Md5U = new String[Utils.GetMaxEnumValue<CommonEltMbDataType_t>()];
m_Md5V = new String[Utils.GetMaxEnumValue<CommonEltMbDataType_t>()];
}
private void AddSeqParamSet(H264SeqParamSet seqParamSet)
{
KeyValuePair <UInt32, IDictionary <UInt32, H264SeqParamSet> > seqParamSetsKVP = m_SeqParamSets.FirstOrDefault((x) => { return(x.Key == seqParamSet.Nalu.LayerId); });
if (seqParamSetsKVP.Equals(default(KeyValuePair <UInt32, IDictionary <UInt32, H264SeqParamSet> >)))
{
IDictionary <UInt32, H264SeqParamSet> seqParamSets = new Dictionary <UInt32, H264SeqParamSet>();
seqParamSets[seqParamSet.Id] = seqParamSet;
m_SeqParamSets[seqParamSet.Nalu.LayerId] = seqParamSets;
}
else
{
seqParamSetsKVP.Value[seqParamSet.Id] = seqParamSet;
}
}
public H264PicParamSet(EltH264Nalu nalu, H264Decoder decoder)
: base(nalu)
{
EltSyntax eltSyntax;
Debug.Assert(nalu.NaluType == NalUnitType.NAL_UNIT_PPS);
eltSyntax = nalu.FindSyntax("pic_parameter_set_id");
Debug.Assert(eltSyntax != null);
m_Id = (UInt32)eltSyntax.Value;
eltSyntax = nalu.FindSyntax("seq_parameter_set_id");
Debug.Assert(eltSyntax != null);
m_SeqParamSetId = (UInt32)eltSyntax.Value;
eltSyntax = nalu.FindSyntax("entropy_coding_mode_flag");
Debug.Assert(eltSyntax != null);
m_IsCAVLCEncoded = (eltSyntax.Value == 0);
m_SeqParamSet = decoder.FindSeqParamSet(nalu.LayerId, m_SeqParamSetId);
Debug.Assert(m_SeqParamSet != null);
}
public H264PicParamSet(EltH264Nalu nalu, H264Decoder decoder)
: base(nalu)
{
EltSyntax eltSyntax;
Debug.Assert(nalu.NaluType == NalUnitType.NAL_UNIT_PPS);
eltSyntax = nalu.FindSyntax("pic_parameter_set_id");
Debug.Assert(eltSyntax != null);
m_Id = (UInt32)eltSyntax.Value;
eltSyntax = nalu.FindSyntax("seq_parameter_set_id");
Debug.Assert(eltSyntax != null);
m_SeqParamSetId = (UInt32)eltSyntax.Value;
eltSyntax = nalu.FindSyntax("entropy_coding_mode_flag");
Debug.Assert(eltSyntax != null);
m_IsCAVLCEncoded = (eltSyntax.Value == 0);
m_SeqParamSet = decoder.FindSeqParamSet(nalu.LayerId, m_SeqParamSetId);
Debug.Assert(m_SeqParamSet != null);
}
private void AddSeqParamSet(H264SeqParamSet seqParamSet)
{
KeyValuePair<UInt32, IDictionary<UInt32, H264SeqParamSet>> seqParamSetsKVP = m_SeqParamSets.FirstOrDefault((x) => { return x.Key == seqParamSet.Nalu.LayerId; });
if (seqParamSetsKVP.Equals(default(KeyValuePair<UInt32, IDictionary<UInt32, H264SeqParamSet>>)))
{
IDictionary<UInt32, H264SeqParamSet> seqParamSets = new Dictionary<UInt32, H264SeqParamSet>();
seqParamSets[seqParamSet.Id] = seqParamSet;
m_SeqParamSets[seqParamSet.Nalu.LayerId] = seqParamSets;
}
else
{
seqParamSetsKVP.Value[seqParamSet.Id] = seqParamSet;
}
}
