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source: SHVCSoftware/branches/SHM-dev/source/Lib/TLibDecoder/TDecTop.h @ 1170

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Last change on this file since 1170 was 1148, checked in by seregin, 9 years ago
macro cleanup: VPS_EXTN_DIRECT_REF_LAYERS
Property svn:eol-style set to `native`
File size: 13.8 KB

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1	/* The copyright in this software is being made available under the BSD
2	* License, included below. This software may be subject to other third party
3	* and contributor rights, including patent rights, and no such rights are
4	* granted under this license.
5	*
6	* Copyright (c) 2010-2014, ITU/ISO/IEC
7	* All rights reserved.
8	*
9	* Redistribution and use in source and binary forms, with or without
10	* modification, are permitted provided that the following conditions are met:
11	*
12	* * Redistributions of source code must retain the above copyright notice,
13	* this list of conditions and the following disclaimer.
14	* * Redistributions in binary form must reproduce the above copyright notice,
15	* this list of conditions and the following disclaimer in the documentation
16	* and/or other materials provided with the distribution.
17	* * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
18	* be used to endorse or promote products derived from this software without
19	* specific prior written permission.
20	*
21	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24	* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
25	* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26	* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27	* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28	* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29	* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31	* THE POSSIBILITY OF SUCH DAMAGE.
32	*/
33
34	/** \file TDecTop.h
35	\brief decoder class (header)
36	*/
37
38	#ifndef __TDECTOP__
39	#define __TDECTOP__
40
41	#include "TLibCommon/CommonDef.h"
42	#include "TLibCommon/TComList.h"
43	#include "TLibCommon/TComPicYuv.h"
44	#include "TLibCommon/TComPic.h"
45	#include "TLibCommon/TComTrQuant.h"
46	#include "TLibCommon/SEI.h"
47	#if Q0048_CGS_3D_ASYMLUT
48	#include "TLibCommon/TCom3DAsymLUT.h"
49	#endif
50
51	#include "TDecGop.h"
52	#include "TDecEntropy.h"
53	#include "TDecSbac.h"
54	#include "TDecCAVLC.h"
55	#include "SEIread.h"
56
57	struct InputNALUnit;
58
59	//! \ingroup TLibDecoder
60	//! \{
61
62	// ====================================================================================================================
63	// Class definition
64	// ====================================================================================================================
65
66	/// decoder class
67	class TDecTop
68	{
69	private:
70	Int m_iMaxRefPicNum;
71
72	NalUnitType m_associatedIRAPType; ///< NAL unit type of the associated IRAP picture
73	Int m_pocCRA; ///< POC number of the latest CRA picture
74	Int m_pocRandomAccess; ///< POC number of the random access point (the first IDR or CRA picture)
75
76	TComList<TComPic*> m_cListPic; // Dynamic buffer
77	ParameterSetManagerDecoder m_parameterSetManagerDecoder; // storage for parameter sets
78	TComSlice* m_apcSlicePilot;
79
80	SEIMessages m_SEIs; ///< List of SEI messages that have been received before the first slice and between slices
81
82	// functional classes
83	TComPrediction m_cPrediction;
84	#if Q0048_CGS_3D_ASYMLUT
85	TCom3DAsymLUT m_c3DAsymLUTPPS;
86	TComPicYuv* m_pColorMappedPic;
87	#endif
88	TComTrQuant m_cTrQuant;
89	TDecGop m_cGopDecoder;
90	TDecSlice m_cSliceDecoder;
91	TDecCu m_cCuDecoder;
92	TDecEntropy m_cEntropyDecoder;
93	TDecCavlc m_cCavlcDecoder;
94	TDecSbac m_cSbacDecoder;
95	TDecBinCABAC m_cBinCABAC;
96	SEIReader m_seiReader;
97	TComLoopFilter m_cLoopFilter;
98	TComSampleAdaptiveOffset m_cSAO;
99
100	Bool isSkipPictureForBLA(Int& iPOCLastDisplay);
101	Bool isRandomAccessSkipPicture(Int& iSkipFrame, Int& iPOCLastDisplay);
102	TComPic* m_pcPic;
103	UInt m_uiSliceIdx;
104	#if !SVC_EXTENSION
105	Int m_prevPOC;
106	#endif
107	Bool m_bFirstSliceInPicture;
108	#if !SVC_EXTENSION
109	Bool m_bFirstSliceInSequence;
110	#endif
111	Bool m_prevSliceSkipped;
112	Int m_skippedPOC;
113	Bool m_bFirstSliceInBitstream;
114	Int m_lastPOCNoOutputPriorPics;
115	Bool m_isNoOutputPriorPics;
116	Bool m_craNoRaslOutputFlag; //value of variable NoRaslOutputFlag of the last CRA pic
117	#if O0043_BEST_EFFORT_DECODING
118	UInt m_forceDecodeBitDepth;
119	#endif
120	std::ostream *m_pDecodedSEIOutputStream;
121
122	#if SVC_EXTENSION
123	#if Q0177_EOS_CHECKS
124	Bool m_isLastNALWasEos;
125	#endif
126	Bool m_lastPicHasEos;
127	static UInt m_prevPOC; // POC of the previous slice
128	static UInt m_uiPrevLayerId; // LayerId of the previous slice
129	static Bool m_bFirstSliceInSequence;
130	UInt m_layerId;
131	UInt m_numLayer;
132	TDecTop** m_ppcTDecTop;
133	UInt m_smallestLayerId;
134	#if P0297_VPS_POC_LSB_ALIGNED_FLAG
135	Bool m_pocResettingFlag;
136	Bool m_pocDecrementedInDPBFlag;
137	#endif
138	#if AVC_BASE
139	fstream* m_pBLReconFile;
140	#if !REPN_FORMAT_IN_VPS
141	Int m_iBLSourceWidth;
142	Int m_iBLSourceHeight;
143	#endif
144	#endif
145
146	Int m_numDirectRefLayers;
147	Int m_refLayerId[MAX_VPS_LAYER_IDX_PLUS1];
148	Int m_numSamplePredRefLayers;
149	Int m_numMotionPredRefLayers;
150
151	TComPic* m_cIlpPic[MAX_NUM_REF]; ///< Inter layer Prediction picture = upsampled picture
152	#if OUTPUT_LAYER_SET_INDEX
153	CommonDecoderParams* m_commonDecoderParams;
154	#endif
155	#if NO_CLRAS_OUTPUT_FLAG
156	Bool m_noClrasOutputFlag;
157	Bool m_layerInitializedFlag;
158	Bool m_firstPicInLayerDecodedFlag;
159	#endif
160	#if POC_RESET_IDC_DECODER
161	Int m_parseIdc;
162	Int m_lastPocPeriodId;
163	Int m_prevPicOrderCnt;
164	#endif
165	#if CONFORMANCE_BITSTREAM_MODE
166	Bool m_confModeFlag;
167	std::vector<TComPic> m_confListPic; // Dynamic buffer for storing pictures for conformance purposes
168	#endif
169	Bool m_isOutputLayerFlag;
170	#endif //SVC_EXTENSION
171
172	public:
173	#if SVC_EXTENSION
174	#if POC_RESET_RESTRICTIONS
175	static Bool m_checkPocRestrictionsForCurrAu;
176	static Int m_pocResetIdcOrCurrAu;
177	static Bool m_baseLayerIdrFlag;
178	static Bool m_baseLayerPicPresentFlag;
179	static Bool m_baseLayerIrapFlag;
180	static Bool m_nonBaseIdrPresentFlag;
181	static Int m_nonBaseIdrType;
182	static Bool m_picNonIdrWithRadlPresentFlag;
183	static Bool m_picNonIdrNoLpPresentFlag;
184	#endif
185	#if POC_RESET_VALUE_RESTRICTION
186	static Int m_crossLayerPocResetPeriodId;
187	static Int m_crossLayerPocResetIdc;
188	#endif
189	#endif //SVC_EXTENSION
190
191	TDecTop();
192	virtual ~TDecTop();
193
194	Void create ();
195	Void destroy ();
196
197	Void setDecodedPictureHashSEIEnabled(Int enabled) { m_cGopDecoder.setDecodedPictureHashSEIEnabled(enabled); }
198
199	Void init();
200	#if SVC_EXTENSION
201	Bool decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC);
202	#else
203	Bool decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay);
204	#endif
205
206	Void deletePicBuffer();
207
208
209	TComSPS* getActiveSPS() { return m_parameterSetManagerDecoder.getActiveSPS(); }
210
211
212	Void executeLoopFilters(Int& poc, TComList<TComPic>& rpcListPic);
213	Void checkNoOutputPriorPics (TComList<TComPic> rpcListPic);
214
215	Bool getNoOutputPriorPicsFlag () { return m_isNoOutputPriorPics; }
216	Void setNoOutputPriorPicsFlag (Bool val) { m_isNoOutputPriorPics = val; }
217	Void setFirstSliceInPicture (bool val) { m_bFirstSliceInPicture = val; }
218	Bool getFirstSliceInSequence () { return m_bFirstSliceInSequence; }
219	Void setFirstSliceInSequence (bool val) { m_bFirstSliceInSequence = val; }
220	#if O0043_BEST_EFFORT_DECODING
221	Void setForceDecodeBitDepth(UInt bitDepth) { m_forceDecodeBitDepth = bitDepth; }
222	#endif
223	Void setDecodedSEIMessageOutputStream(std::ostream *pOpStream) { m_pDecodedSEIOutputStream = pOpStream; }
224
225	#if SVC_EXTENSION
226	#if POC_RESET_IDC_DECODER
227	Int getParseIdc () { return m_parseIdc; }
228	Void setParseIdc (Int x) { m_parseIdc = x; }
229	Void markAllPicsAsNoCurrAu (TComVPS *vps);
230
231	Int getLastPocPeriodId () { return m_lastPocPeriodId; }
232	Void setLastPocPeriodId (Int x) { m_lastPocPeriodId = x; }
233
234	Int getPrevPicOrderCnt () { return m_prevPicOrderCnt; }
235	Void setPrevPicOrderCnt (Int const x) { m_prevPicOrderCnt = x; }
236	#endif
237	UInt getLayerId () { return m_layerId; }
238	Void setLayerId (UInt layer) { m_layerId = layer; }
239	UInt getNumLayer () { return m_numLayer; }
240	Void setNumLayer (UInt uiNum) { m_numLayer = uiNum; }
241	TComList<TComPic> getListPic () { return &m_cListPic; }
242	Void setLayerDec (TDecTop **p) { m_ppcTDecTop = p; }
243	TDecTop* getLayerDec (UInt layerId) { return m_ppcTDecTop[layerId]; }
244	Void xDeriveSmallestLayerId(TComVPS* vps);
245
246	TDecTop* getRefLayerDec (UInt refLayerIdx);
247	Int getNumDirectRefLayers () { return m_numDirectRefLayers; }
248	Void setNumDirectRefLayers (Int num) { m_numDirectRefLayers = num; }
249
250	Int getRefLayerId (Int i) { return m_refLayerId[i]; }
251	Void setRefLayerId (Int i, Int refLayerId) { m_refLayerId[i] = refLayerId; }
252
253	Int getNumSamplePredRefLayers () { return m_numSamplePredRefLayers; }
254	Void setNumSamplePredRefLayers (Int num) { m_numSamplePredRefLayers = num; }
255
256	Int getNumMotionPredRefLayers () { return m_numMotionPredRefLayers; }
257	Void setNumMotionPredRefLayers (Int num) { m_numMotionPredRefLayers = num; }
258
259	Void setRefLayerParams( TComVPS* vps );
260
261	#if AVC_BASE
262	Void setBLReconFile( fstream* pFile ) { m_pBLReconFile = pFile; }
263	fstream* getBLReconFile() { return m_pBLReconFile; }
264	#if !REPN_FORMAT_IN_VPS
265	Void setBLsize( Int iWidth, Int iHeight ) { m_iBLSourceWidth = iWidth; m_iBLSourceHeight = iHeight; }
266	Int getBLWidth() { return m_iBLSourceWidth; }
267	Int getBLHeight() { return m_iBLSourceHeight; }
268	#endif
269	#endif
270	#if REPN_FORMAT_IN_VPS
271	Void xInitILRP(TComSlice *slice);
272	#else
273	Void xInitILRP(TComSPS *pcSPS);
274	#endif
275	#if OUTPUT_LAYER_SET_INDEX
276	CommonDecoderParams* getCommonDecoderParams() { return m_commonDecoderParams; }
277	Void setCommonDecoderParams(CommonDecoderParams* x) { m_commonDecoderParams = x; }
278	Void checkValueOfTargetOutputLayerSetIdx(TComVPS *vps);
279	#endif
280	#if SCALINGLIST_INFERRING
281	ParameterSetManagerDecoder* getParameterSetManager() { return &m_parameterSetManagerDecoder; }
282	#endif
283	#if CONFORMANCE_BITSTREAM_MODE
284	std::vector<TComPic>* getConfListPic() {return &m_confListPic; }
285	Bool const getConfModeFlag() { return m_confModeFlag; }
286	Void setConfModeFlag(Bool x) { m_confModeFlag = x; }
287	#endif
288	#endif //SVC_EXTENSION
289
290	protected:
291	Void xGetNewPicBuffer (TComSlice* pcSlice, TComPic*& rpcPic);
292	Void xCreateLostPicture (Int iLostPOC);
293
294	Void xActivateParameterSets();
295	#if SVC_EXTENSION
296	Bool xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC);
297	Void xSetSpatialEnhLayerFlag(TComSlice* slice, TComPic* pic);
298	#else
299	Bool xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay);
300	#endif
301	Void xDecodeVPS();
302	Void xDecodeSPS();
303	#if Q0048_CGS_3D_ASYMLUT
304	Void xDecodePPS( TCom3DAsymLUT * pc3DAsymLUT );
305	#else
306	Void xDecodePPS();
307	#endif
308	Void xDecodeSEI( TComInputBitstream* bs, const NalUnitType nalUnitType );
309
310	#if SVC_EXTENSION
311	#if NO_CLRAS_OUTPUT_FLAG
312	Int getNoClrasOutputFlag() { return m_noClrasOutputFlag;}
313	Void setNoClrasOutputFlag(Bool x) { m_noClrasOutputFlag = x; }
314	Int getLayerInitializedFlag() { return m_layerInitializedFlag;}
315	Void setLayerInitializedFlag(Bool x) { m_layerInitializedFlag = x; }
316	Int getFirstPicInLayerDecodedFlag() { return m_firstPicInLayerDecodedFlag;}
317	Void setFirstPicInLayerDecodedFlag(Bool x) { m_firstPicInLayerDecodedFlag = x; }
318	#endif
319	#if Q0048_CGS_3D_ASYMLUT
320	Void initAsymLut(TComSlice *pcSlice);
321	#endif
322	#if POC_RESET_RESTRICTIONS
323	Void resetPocRestrictionCheckParameters();
324	#endif
325	Void xCheckLayerReset();
326	Void xSetNoRaslOutputFlag();
327	Void xSetLayerInitializedFlag();
328	#endif
329	};// END CLASS DEFINITION TDecTop
330
331
332	//! \}
333
334	#endif // __TDECTOP__
335

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