Dirac - A Video Codec

Created by the British Broadcasting Corporation.


mvdata_byteio.h
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38 
42 #ifndef MV_DATA_BYTEIO_H
43 #define MV_DATA_BYTEIO_H
44 
45 
46 // DIRAC INCLUDES
47 #include <libdirac_common/common.h> // EncParams
48 
49 //LOCAL INCLUDES
50 #include <libdirac_byteio/byteio.h> // Parent class
51 #include <libdirac_byteio/mvdataelement_byteio.h>// Member byteio class
52 
53 
54 namespace dirac
55 {
59  class MvDataByteIO : public ByteIO
60  {
61  public:
62 
68  MvDataByteIO(PictureParams& pparams,
69  PicturePredParams& picpredparams);
70 
77  MvDataByteIO(ByteIO &byte_io, PictureParams& pparams,
78  PicturePredParams& picpredparams);
79 
83  virtual ~MvDataByteIO();
84 
89  void CollateByteStats(DiracByteStats& dirac_byte_stats);
90 
94  void Output();
95 
99  void Input();
100 
101 
105  virtual const std::string GetBytes();
106 
111 
116 
121 
126 
131 
136 
141 
146 
151 
155  int GetSize() const;
156 
157  protected:
158 
159 
160  private:
164  void InputBlockParams();
165 
169  void InputMVPrecision();
170 
175 
180 
184  void InputPictureWeights();
185 
189  void OutputBlockParams();
190 
194  void OutputMVPrecision();
195 
200 
205 
209  void OutputPictureWeights();
210 
215 
220 
225 
230 
235 
240 
245 
250 
255 
260 
265  };
266 
267 } // namespace dirac
268 
269 #endif
PicturePredParams & m_picpredparams
Codec params - EncParams for Output and DecParams for input.
Definition: mvdata_byteio.h:219
MvDataElementByteIO * VDCData()
Return pointer to the block V DC values ByteIO stream.
Definition: mvdata_byteio.h:150
Represents compressed sequence-parameter data used in an AccessUnit.
Definition: mvdata_byteio.h:59
virtual const std::string GetBytes()
Get string containing coded bytes.
MvDataElementByteIO * PredModeData()
Return pointer to the superblock splitting modes ByteIO stream.
Definition: mvdata_byteio.h:115
void InputPictureWeights()
Inputs Picture Weights.
MvDataElementByteIO * MV1HorizData()
Return pointer to the block MVs reference 1 ByteIO stream.
Definition: mvdata_byteio.h:120
void InputFramePredictionMode()
Inputs picture prediction mode.
void OutputFramePredictionMode()
Outputs picture prediction mode.
MvDataElementByteIO m_splitmode_data
block data containing split modes
Definition: mvdata_byteio.h:224
MvDataElementByteIO * SplitModeData()
Return pointer to the superblock splitting modes ByteIO stream.
Definition: mvdata_byteio.h:110
MvDataElementByteIO m_vdcblock_data
block data containing V DC data
Definition: mvdata_byteio.h:264
void Output()
Outputs motion vector data Dirac byte-format.
void InputMVPrecision()
Inputs Motion vector precision data.
void OutputPictureWeights()
Outputs Picture Weights.
MvDataElementByteIO m_mv2hblock_data
block data containing horizontal MV components for reference 2
Definition: mvdata_byteio.h:244
MvDataElementByteIO m_mv2vblock_data
block data containing vertical MV components for reference 2
Definition: mvdata_byteio.h:249
void InputBlockParams()
Inputs block parameters.
void OutputGlobalMotionParams()
Outputs global motion parameters.
MvDataElementByteIO m_mv1vblock_data
block data containing vertical MV components for reference 1
Definition: mvdata_byteio.h:239
void CollateByteStats(DiracByteStats &dirac_byte_stats)
Gathers byte stats on the motion vector data.
Parameters for initialising picture class objects.
Definition: common.h:532
MvDataByteIO(PictureParams &pparams, PicturePredParams &picpredparams)
Constructor.
MvDataElementByteIO * YDCData()
Return pointer to the block Y DC values ByteIO stream.
Definition: mvdata_byteio.h:140
MvDataElementByteIO m_predmode_data
block data containing prediction modes
Definition: mvdata_byteio.h:229
virtual ~MvDataByteIO()
Destructor.
Class DiracByteStats - for collecting statistics on aspects of the Dirac byte-stream.
Definition: dirac_byte_stats.h:70
void Input()
Inputs motion vector information.
MvDataElementByteIO * MV2HorizData()
Return pointer to the block MV reference 2 ByteIO stream.
Definition: mvdata_byteio.h:130
PictureParams & m_pparams
Sequence paramters for intput/output.
Definition: mvdata_byteio.h:214
void OutputMVPrecision()
Outputs Motion vector precision data.
MvDataElementByteIO m_ydcblock_data
block data containing Y DC data
Definition: mvdata_byteio.h:254
Structure to hold motion parameters when motion comp is used.
Definition: common.h:967
int GetSize() const
Return the size.
MvDataElementByteIO m_mv1hblock_data
block data containing horizontal MV components for reference 1
Definition: mvdata_byteio.h:234
MvDataElementByteIO * MV2VertData()
Return pointer to the block MV reference 2 ByteIO stream.
Definition: mvdata_byteio.h:135
Definition of class SequenceHeaderByteIO.
Definition: accessunit_byteio.h:51
MvDataElementByteIO * MV1VertData()
Return pointer to the block MVs reference 1 ByteIO stream.
Definition: mvdata_byteio.h:125
void OutputBlockParams()
Outputs block parameters.
void InputGlobalMotionParams()
Inputs global motion parameters.
Represents compressed sequence-parameter data used in an AccessUnit.
Definition: mvdataelement_byteio.h:60
Class ByteIO - top-level class for reading/writing bytes to a stream.
Definition: byteio.h:72
MvDataElementByteIO * UDCData()
Return pointer to the block U DC values ByteIO stream.
Definition: mvdata_byteio.h:145
MvDataElementByteIO m_udcblock_data
block data containing U DC data
Definition: mvdata_byteio.h:259

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