# Dirac - A Video Codec

Created by the British Broadcasting Corporation.

enc_picture.h
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1 /* ***** BEGIN LICENSE BLOCK *****
2 *
3 * $Id: enc_picture.h,v 1.6 2008/10/01 01:26:47 asuraparaju Exp $ $Name: Dirac_1_0_2 $
4 *
5 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
6 *
7 * The contents of this file are subject to the Mozilla Public License
8 * Version 1.1 (the "License"); you may not use this file except in compliance
9 * with the License. You may obtain a copy of the License at
10 * http://www.mozilla.org/MPL/
11 *
12 * Software distributed under the License is distributed on an "AS IS" basis,
13 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
14 * the specific language governing rights and limitations under the License.
15 *
16 * The Original Code is BBC Research and Development code.
17 *
18 * The Initial Developer of the Original Code is the British Broadcasting
19 * Corporation.
20 * Portions created by the Initial Developer are Copyright (C) 2008.
21 * All Rights Reserved.
22 *
23 * Contributor(s): Thomas Davies (Original Author),
24 *
25 * Alternatively, the contents of this file may be used under the terms of
26 * the GNU General Public License Version 2 (the "GPL"), or the GNU Lesser
27 * Public License Version 2.1 (the "LGPL"), in which case the provisions of
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36 * ***** END LICENSE BLOCK ***** */
37
38 #ifndef _ENC_PICTURE_H_
39 #define _ENC_PICTURE_H_
40
41 #include <libdirac_common/picture.h>
42 #include <libdirac_common/motion.h>
43
44
45 namespace dirac
46 {
47 static const unsigned int DONE_ME_INIT = 0x1;
48 static const unsigned int DONE_PEL_ME = 0x2;
49 static const unsigned int DONE_SUBPEL_ME = 0x4;
50 static const unsigned int DONE_ME_MODE_DECN = 0x8;
51 static const unsigned int DONE_MV_CODING = 0x10;
52 static const unsigned int DONE_MC = 0x20;
53 static const unsigned int DONE_DWT = 0x40;
54 static const unsigned int DONE_QUANT_SEL = 0x80;
55 static const unsigned int DONE_RES_CODING = 0x100;
56 static const unsigned int DONE_IDWT = 0x200;
57 static const unsigned int DONE_MC_BACK = 0x400;
58 static const unsigned int DONE_SET_PTYPE = 0x800;
59 static const unsigned int DONE_PIC_COMPLEXITY = 0x1000;
60
61 static const unsigned int ALL_ENC = 0xFFFFFFFF;
62 static const unsigned int NO_ENC = 0;
63
64 class EncPicture : public Picture
65 {
66 public:
67 EncPicture( const PictureParams& pp );
68
69 virtual ~EncPicture();
70
72 void InitMEData( const PicturePredParams& predparams, const int num_refs);
73
75 MEData& GetMEData(){ return *m_me_data;}
76
78 const MEData& GetMEData() const { return *m_me_data;}
79
81 void DropRef( int rindex );
82
83
85 const PicArray& OrigData(CompSort c) const { return *m_orig_data[(int) c];}
86
88 const PicArray& UpOrigData(CompSort cs) const;
89
91 void SetOrigData();
92
94 const PicArray& DataForME(bool combined_me) const;
95
97 const PicArray& UpDataForME(bool combined_me) const;
98
99
100 void UpdateStatus( const unsigned int mask ){ m_status |= mask; }
101
102 void FlipStatus( const unsigned int mask){ m_status ^= mask; }
103
104 void SetStatus( const int status ){ m_status = status; }
105
106 unsigned int GetStatus() const{ return m_status; }
107
108
109 double GetComplexity() const {return m_complexity; }
110
111 void SetComplexity(double c){ m_complexity = c; }
112
113 double GetNormComplexity() const { return m_norm_complexity; }
114
115 void SetNormComplexity( double c ){ m_norm_complexity = c; }
116
117 double GetPredBias() const { return m_pred_bias; }
118
119 void SetPredBias( double b ){ m_pred_bias = b; }
120
121
122 private:
123
124 virtual void ClearData();
125
127 void AntiAliasFilter( PicArray& out_data, const PicArray& in_data ) const;
128
130 const PicArray& FiltData(CompSort c) const;
131
132 const PicArray& CombinedData() const;
133 const PicArray& UpCombinedData() const;
134 void Combine( PicArray& comb_data, const PicArray& y_data,
135 const PicArray& u_data, const PicArray& v_data ) const;
136
138 const PicArray& UpFiltData(CompSort c) const;
139
140
141 void SetOrigData(const int c);
142
143 private:
144
145 PicArray* m_orig_data[3];
146 mutable PicArray* m_orig_up_data[3];
147 mutable PicArray* m_filt_data[3];
148 mutable PicArray* m_filt_up_data[3];
149
150 MEData* m_me_data;
151
152 unsigned int m_status;
153
154 double m_complexity;
155 double m_norm_complexity;
156
157 double m_pred_bias;
158 };
159
160
161 }
162
163 #endif

© 2004 British Broadcasting Corporation. Dirac code licensed under the Mozilla Public License (MPL) Version 1.1.
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