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TDecTop.h @ 1426

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Last change on this file since 1426 was 906, checked in by seregin, 10 years ago
merge SHM-dev
Property svn:eol-style set to `native`
File size: 14.1 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	#if SETTING_NO_OUT_PIC_PRIOR
114	Bool m_bFirstSliceInBitstream;
115	Int m_lastPOCNoOutputPriorPics;
116	Bool m_isNoOutputPriorPics;
117	Bool m_craNoRaslOutputFlag; //value of variable NoRaslOutputFlag of the last CRA pic
118	#endif
119	#if Q0177_EOS_CHECKS
120	Bool m_isLastNALWasEos;
121	#endif
122	#if SVC_EXTENSION
123	static UInt m_prevPOC; // POC of the previous slice
124	static UInt m_uiPrevLayerId; // LayerId of the previous slice
125	static Bool m_bFirstSliceInSequence;
126	UInt m_layerId;
127	UInt m_numLayer;
128	TDecTop** m_ppcTDecTop;
129	#if P0297_VPS_POC_LSB_ALIGNED_FLAG
130	Bool m_pocResettingFlag;
131	Bool m_pocDecrementedInDPBFlag;
132	#endif
133	#if AVC_BASE
134	fstream* m_pBLReconFile;
135	#if !REPN_FORMAT_IN_VPS
136	Int m_iBLSourceWidth;
137	Int m_iBLSourceHeight;
138	#endif
139	#endif
140	#if VPS_EXTN_DIRECT_REF_LAYERS
141	Int m_numDirectRefLayers;
142	Int m_refLayerId[MAX_VPS_LAYER_ID_PLUS1];
143	Int m_numSamplePredRefLayers;
144	Int m_samplePredRefLayerId[MAX_VPS_LAYER_ID_PLUS1];
145	Int m_numMotionPredRefLayers;
146	Int m_motionPredRefLayerId[MAX_VPS_LAYER_ID_PLUS1];
147	Bool m_samplePredEnabledFlag[MAX_VPS_LAYER_ID_PLUS1];
148	Bool m_motionPredEnabledFlag[MAX_VPS_LAYER_ID_PLUS1];
149	#endif
150	TComPic* m_cIlpPic[MAX_NUM_REF]; ///< Inter layer Prediction picture = upsampled picture
151	#endif
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 RESOLUTION_BASED_DPB
166	Int m_subDpbIdx; // Index to the sub-DPB that the layer belongs to.
167	// When new VPS is activated, this should be re-initialized to -1
168	#endif
169	public:
170	#if POC_RESET_RESTRICTIONS
171	static Bool m_checkPocRestrictionsForCurrAu;
172	static Int m_pocResetIdcOrCurrAu;
173	static Bool m_baseLayerIdrFlag;
174	static Bool m_baseLayerPicPresentFlag;
175	static Bool m_baseLayerIrapFlag;
176	static Bool m_nonBaseIdrPresentFlag;
177	static Int m_nonBaseIdrType;
178	static Bool m_picNonIdrWithRadlPresentFlag;
179	static Bool m_picNonIdrNoLpPresentFlag;
180	#endif
181	#if POC_RESET_VALUE_RESTRICTION
182	static Int m_crossLayerPocResetPeriodId;
183	static Int m_crossLayerPocResetIdc;
184	#endif
185
186	TDecTop();
187	virtual ~TDecTop();
188
189	Void create ();
190	Void destroy ();
191
192	void setDecodedPictureHashSEIEnabled(Int enabled) { m_cGopDecoder.setDecodedPictureHashSEIEnabled(enabled); }
193	#if Q0074_COLOUR_REMAPPING_SEI
194	void setColourRemappingInfoSEIEnabled(Bool enabled) { m_cGopDecoder.setColourRemappingInfoSEIEnabled(enabled); }
195	#endif
196
197	Void init();
198	#if SVC_EXTENSION
199	Bool decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC);
200	#else
201	Bool decode(InputNALUnit& nalu, Int& iSkipFrame, Int& iPOCLastDisplay);
202	#endif
203
204	Void deletePicBuffer();
205
206
207	TComSPS* getActiveSPS() { return m_parameterSetManagerDecoder.getActiveSPS(); }
208
209
210	Void executeLoopFilters(Int& poc, TComList<TComPic>& rpcListPic);
211	#if SETTING_NO_OUT_PIC_PRIOR
212	Void checkNoOutputPriorPics (TComList<TComPic>& rpcListPic);
213	Bool getNoOutputPriorPicsFlag () { return m_isNoOutputPriorPics; }
214	Void setNoOutputPriorPicsFlag (Bool val) { m_isNoOutputPriorPics = val; }
215	#endif
216
217	#if SVC_EXTENSION
218	#if EARLY_REF_PIC_MARKING
219	Void earlyPicMarking(Int maxTemporalLayer, std::vector<Int>& targetDecLayerIdList);
220	#endif
221	#if POC_RESET_IDC_DECODER
222	Int getParseIdc() { return m_parseIdc;}
223	Void setParseIdc(Int x) { m_parseIdc = x;}
224	Void markAllPicsAsNoCurrAu();
225
226	Int getLastPocPeriodId() { return m_lastPocPeriodId; }
227	Void setLastPocPeriodId(Int x) { m_lastPocPeriodId = x; }
228
229	Int getPrevPicOrderCnt() { return m_prevPicOrderCnt; }
230	Void setPrevPicOrderCnt(Int const x) { m_prevPicOrderCnt = x; }
231	#endif
232	UInt getLayerId () { return m_layerId; }
233	Void setLayerId (UInt layer) { m_layerId = layer; }
234	UInt getNumLayer () { return m_numLayer; }
235	Void setNumLayer (UInt uiNum) { m_numLayer = uiNum; }
236	TComList<TComPic> getListPic() { return &m_cListPic; }
237	Void setLayerDec(TDecTop **p) { m_ppcTDecTop = p; }
238	TDecTop* getLayerDec(UInt layer) { return m_ppcTDecTop[layer]; }
239	#if VPS_EXTN_DIRECT_REF_LAYERS
240	TDecTop* getRefLayerDec(UInt refLayerIdc);
241	Int getNumDirectRefLayers () { return m_numDirectRefLayers; }
242	Void setNumDirectRefLayers (Int num) { m_numDirectRefLayers = num; }
243
244	Int getRefLayerId (Int i) { return m_refLayerId[i]; }
245	Void setRefLayerId (Int i, Int refLayerId) { m_refLayerId[i] = refLayerId; }
246
247	Int getNumSamplePredRefLayers () { return m_numSamplePredRefLayers; }
248	Void setNumSamplePredRefLayers (Int num) { m_numSamplePredRefLayers = num; }
249
250	Int getSamplePredRefLayerId (Int i) { return m_samplePredRefLayerId[i]; }
251	Void setSamplePredRefLayerId (Int i, Int refLayerId) { m_samplePredRefLayerId[i] = refLayerId; }
252
253	Int getNumMotionPredRefLayers () { return m_numMotionPredRefLayers; }
254	Void setNumMotionPredRefLayers (Int num) { m_numMotionPredRefLayers = num; }
255
256	Int getMotionPredRefLayerId (Int i) { return m_motionPredRefLayerId[i]; }
257	Void setMotionPredRefLayerId (Int i, Int refLayerId) { m_motionPredRefLayerId[i] = refLayerId; }
258
259	Bool getSamplePredEnabledFlag (Int i) { return m_samplePredEnabledFlag[i]; }
260	Void setSamplePredEnabledFlag (Int i,Bool flag) { m_samplePredEnabledFlag[i] = flag; }
261
262	Bool getMotionPredEnabledFlag (Int i) { return m_motionPredEnabledFlag[i]; }
263	Void setMotionPredEnabledFlag (Int i,Bool flag) { m_motionPredEnabledFlag[i] = flag; }
264
265	TDecTop* getSamplePredRefLayerDec ( UInt layerId );
266	TDecTop* getMotionPredRefLayerDec ( UInt layerId );
267
268	Void setRefLayerParams( TComVPS* vps );
269	#endif
270	#if AVC_BASE
271	Void setBLReconFile( fstream* pFile ) { m_pBLReconFile = pFile; }
272	fstream* getBLReconFile() { return m_pBLReconFile; }
273	#if !REPN_FORMAT_IN_VPS
274	Void setBLsize( Int iWidth, Int iHeight ) { m_iBLSourceWidth = iWidth; m_iBLSourceHeight = iHeight; }
275	Int getBLWidth() { return m_iBLSourceWidth; }
276	Int getBLHeight() { return m_iBLSourceHeight; }
277	#endif
278	#endif
279	#if REPN_FORMAT_IN_VPS
280	Void xInitILRP(TComSlice *slice);
281	#else
282	Void xInitILRP(TComSPS *pcSPS);
283	#endif
284	#if OUTPUT_LAYER_SET_INDEX
285	CommonDecoderParams* getCommonDecoderParams() { return m_commonDecoderParams; }
286	Void setCommonDecoderParams(CommonDecoderParams* x) { m_commonDecoderParams = x; }
287	Void checkValueOfTargetOutputLayerSetIdx(TComVPS *vps);
288	#endif
289	#if SCALINGLIST_INFERRING
290	ParameterSetManagerDecoder* getParameterSetManager() { return &m_parameterSetManagerDecoder; }
291	#endif
292	#if RESOLUTION_BASED_DPB
293	Void setSubDpbIdx(Int idx) { m_subDpbIdx = idx; }
294	Int getSubDpbIdx() { return m_subDpbIdx; }
295	Void assignSubDpbs(TComVPS *vps);
296	#endif
297	#endif //SVC_EXTENSION
298
299	protected:
300	Void xGetNewPicBuffer (TComSlice* pcSlice, TComPic*& rpcPic);
301	Void xCreateLostPicture (Int iLostPOC);
302
303	Void xActivateParameterSets();
304	#if SVC_EXTENSION
305	#if POC_RESET_FLAG
306	Bool xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int &iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC);
307	#else
308	Bool xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay, UInt& curLayerId, Bool& bNewPOC);
309	#endif
310	#else
311	Bool xDecodeSlice(InputNALUnit &nalu, Int &iSkipFrame, Int iPOCLastDisplay);
312	#endif
313	Void xDecodeVPS();
314	Void xDecodeSPS();
315	Void xDecodePPS(
316	#if Q0048_CGS_3D_ASYMLUT
317	TCom3DAsymLUT * pc3DAsymLUT
318	#endif
319	);
320	Void xDecodeSEI( TComInputBitstream* bs, const NalUnitType nalUnitType );
321
322	#if NO_CLRAS_OUTPUT_FLAG
323	Int getNoClrasOutputFlag() { return m_noClrasOutputFlag;}
324	Void setNoClrasOutputFlag(Bool x) { m_noClrasOutputFlag = x; }
325	Int getLayerInitializedFlag() { return m_layerInitializedFlag;}
326	Void setLayerInitializedFlag(Bool x) { m_layerInitializedFlag = x; }
327	Int getFirstPicInLayerDecodedFlag() { return m_firstPicInLayerDecodedFlag;}
328	Void setFirstPicInLayerDecodedFlag(Bool x) { m_firstPicInLayerDecodedFlag = x; }
329	#endif
330	#if Q0048_CGS_3D_ASYMLUT
331	Void initAsymLut(TComSlice *pcSlice);
332	#endif
333	#if POC_RESET_RESTRICTIONS
334	Void resetPocRestrictionCheckParameters();
335	#endif
336	};// END CLASS DEFINITION TDecTop
337
338
339
340	//! \}
341
342	#endif // __TDECTOP__
343

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