Line data Source code
1 :
2 : /* Copyright (c) 2010, Cedric Stalder <cedric.stalder@gmail.com>
3 : * 2010-2013, Stefan Eilemann <eile@eyescale.ch>
4 : *
5 : * This library is free software; you can redistribute it and/or modify it under
6 : * the terms of the GNU Lesser General Public License version 2.1 as published
7 : * by the Free Software Foundation.
8 : *
9 : * This library is distributed in the hope that it will be useful, but WITHOUT
10 : * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11 : * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12 : * details.
13 : *
14 : * You should have received a copy of the GNU Lesser General Public License
15 : * along with this library; if not, write to the Free Software Foundation, Inc.,
16 : * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
17 : */
18 :
19 : #include "compressorRLEYUV.h"
20 :
21 : namespace
22 : {
23 : static const uint8_t _rleMarker = 0x42; // just a random number
24 : }
25 :
26 : #include "compressorRLE.ipp"
27 :
28 : namespace lunchbox
29 : {
30 : namespace plugin
31 : {
32 : namespace
33 : {
34 61 : REGISTER_ENGINE( CompressorRLEYUV, YUVA_50P, YUVA_50P, 1., 0.59, 1., true );
35 61 : REGISTER_ENGINE( CompressorDiffRLEYUV, DIFF_YUVA_50P, \
36 : YUVA_50P, 1., 0.5, 1.1, true );
37 :
38 : class NoSwizzle
39 : {
40 : public:
41 0 : static inline void swizzle( const uint32_t input, uint8_t& one,
42 : uint8_t& two, uint8_t& three, uint8_t& four )
43 : {
44 0 : one = input & 0xff;
45 0 : two = (input & 0xff00) >> 8;
46 0 : three = (input & 0xff0000) >> 16;
47 0 : four = (input & 0xff000000) >> 24;
48 0 : }
49 :
50 0 : static inline void swizzle( const uint32_t input, uint8_t& one,
51 : uint8_t& two, uint8_t& three )
52 : {
53 0 : one = input & 0xff;
54 0 : two = (input & 0xff00) >> 8;
55 0 : three = (input & 0xff0000) >> 16;
56 0 : }
57 :
58 0 : static inline uint32_t deswizzle( const uint8_t one, const uint8_t two,
59 : const uint8_t three, const uint8_t four )
60 : {
61 0 : return one + (two<<8) + (three<<16) + (four<<24);
62 : }
63 :
64 0 : static inline uint32_t deswizzle( const uint8_t one, const uint8_t two,
65 : const uint8_t three )
66 : {
67 0 : return one + (two<<8) + (three<<16);
68 : }
69 : };
70 :
71 : class SwizzleUInt32
72 : {
73 : public:
74 0 : static inline void swizzle( const uint32_t input, uint8_t& one,
75 : uint8_t& two, uint8_t& three, uint8_t& four )
76 : {
77 : NoSwizzle::swizzle(
78 0 : (( input & ( LB_BIT32 | LB_BIT31 | LB_BIT22 | LB_BIT21 |
79 0 : LB_BIT12 | LB_BIT11 | LB_BIT2 | LB_BIT1 )) |
80 0 : (( input & ( LB_BIT8 | LB_BIT7 ))<<18 ) |
81 0 : (( input & ( LB_BIT24 | LB_BIT23 | LB_BIT14 | LB_BIT13 ))<<6 ) |
82 0 : (( input & ( LB_BIT16 | LB_BIT15 | LB_BIT6 |
83 0 : LB_BIT5 | LB_BIT4 | LB_BIT3 )) <<12 ) |
84 0 : (( input & ( LB_BIT28 | LB_BIT27 | LB_BIT26 | LB_BIT25 ))>>18) |
85 0 : (( input & ( LB_BIT18 | LB_BIT17 ))>>12) |
86 0 : (( input & ( LB_BIT30 | LB_BIT29 | LB_BIT20 | LB_BIT19 |
87 0 : LB_BIT10 | LB_BIT9 ))>>6 )),
88 0 : one, two, three, four );
89 0 : }
90 0 : static inline void swizzle( const uint32_t, uint8_t&, uint8_t&, uint8_t& )
91 0 : { assert( 0 ); }
92 :
93 0 : static inline uint32_t deswizzle( const uint8_t one, const uint8_t two,
94 : const uint8_t three, const uint8_t four )
95 : {
96 0 : const uint32_t input = one + (two<<8) + (three<<16) + (four<<24);
97 0 : return (( input & ( LB_BIT32 | LB_BIT31 | LB_BIT22 | LB_BIT21 |
98 0 : LB_BIT11 | LB_BIT12 | LB_BIT2 | LB_BIT1 )) |
99 0 : (( input & ( LB_BIT26 | LB_BIT25 )) >>18 ) |
100 0 : (( input & ( LB_BIT30 | LB_BIT29 | LB_BIT20 | LB_BIT19 ))>>6 ) |
101 0 : (( input & ( LB_BIT28 | LB_BIT27 | LB_BIT18 |
102 0 : LB_BIT17 | LB_BIT16 |LB_BIT15 ))>>12 ) |
103 0 : (( input & ( LB_BIT10 | LB_BIT9 | LB_BIT8 | LB_BIT7 ))<<18 ) |
104 0 : (( input & ( LB_BIT6 | LB_BIT5 ))<<12 ) |
105 0 : (( input & ( LB_BIT24 | LB_BIT23 | LB_BIT14 |
106 0 : LB_BIT13 | LB_BIT4 | LB_BIT3 ))<<6 ));
107 : }
108 :
109 0 : static inline uint32_t deswizzle( const uint8_t, const uint8_t,
110 : const uint8_t )
111 0 : { assert( 0 ); return 0; }
112 : };
113 :
114 : class SwizzleUInt24
115 : {
116 : public:
117 0 : static inline void swizzle( const uint32_t, uint8_t&, uint8_t&, uint8_t&,
118 0 : uint8_t& ) { assert( 0 ); }
119 :
120 0 : static inline void swizzle( const uint32_t input, uint8_t& one,
121 : uint8_t& two, uint8_t& three )
122 : {
123 : NoSwizzle::swizzle(
124 0 : (( input & ( LB_BIT24 | LB_BIT23 | LB_BIT22 | LB_BIT13 |
125 0 : LB_BIT12 | LB_BIT3 | LB_BIT2 | LB_BIT1 )) |
126 0 : (( input & ( LB_BIT16 | LB_BIT15 | LB_BIT14 )) << 5 ) |
127 0 : (( input & ( LB_BIT11 | LB_BIT10 | LB_BIT9 )) >> 5 ) |
128 0 : (( input & ( LB_BIT8 | LB_BIT7 | LB_BIT6 | LB_BIT5 |
129 0 : LB_BIT4 )) << 10 ) |
130 0 : (( input & ( LB_BIT21 | LB_BIT20 | LB_BIT19 | LB_BIT18 |
131 0 : LB_BIT17 )) >> 10 )),
132 0 : one, two, three );
133 0 : }
134 0 : static inline uint32_t deswizzle( const uint8_t, const uint8_t,
135 : const uint8_t, const uint8_t )
136 0 : { assert( 0 ); return 0; }
137 :
138 0 : static inline uint32_t deswizzle( const uint8_t one, const uint8_t two,
139 : const uint8_t three )
140 : {
141 0 : const uint32_t input = one + (two<<8) + (three<<16);
142 0 : return (( input & ( LB_BIT24 | LB_BIT23 | LB_BIT22 | LB_BIT13 |
143 0 : LB_BIT12 | LB_BIT3 | LB_BIT2 | LB_BIT1 )) |
144 0 : (( input & ( LB_BIT21 | LB_BIT20 | LB_BIT19 ))>>5 ) |
145 0 : (( input & ( LB_BIT6 | LB_BIT5 | LB_BIT4 ))<<5 ) |
146 0 : (( input & ( LB_BIT18 | LB_BIT17 | LB_BIT16 |
147 0 : LB_BIT15 | LB_BIT14 ))>>10 ) |
148 0 : (( input & ( LB_BIT11 | LB_BIT10 | LB_BIT9 |
149 0 : LB_BIT8 | LB_BIT7 ))<<10 ));
150 : }
151 : };
152 :
153 : }
154 :
155 0 : void CompressorRLEYUV::compress( const void* const inData,
156 : const eq_uint64_t nPixels,
157 : const bool useAlpha )
158 : {
159 0 : if( useAlpha )
160 : _nResults = _compress< uint32_t, uint8_t, NoSwizzle,
161 0 : UseAlpha >( inData, nPixels, _results );
162 : else
163 : _nResults = _compress< uint32_t, uint8_t, NoSwizzle,
164 0 : NoAlpha >( inData, nPixels, _results );
165 0 : }
166 :
167 0 : void CompressorRLEYUV::decompress( const void* const* inData,
168 : const eq_uint64_t* const inSizes,
169 : const unsigned numInputs,
170 : void* const outData,
171 : eq_uint64_t* const outDims,
172 : const eq_uint64_t flags, void* const )
173 : {
174 0 : const eq_uint64_t nPixels = ( flags & EQ_COMPRESSOR_DATA_1D) ?
175 0 : outDims[1] : outDims[1] * outDims[3];
176 0 : if( flags & EQ_COMPRESSOR_IGNORE_ALPHA )
177 : _decompress< uint32_t, uint8_t, NoSwizzle, NoAlpha >(
178 0 : inData, inSizes, numInputs, outData, nPixels );
179 : else
180 : _decompress< uint32_t, uint8_t, NoSwizzle, UseAlpha >(
181 0 : inData, inSizes, numInputs, outData, nPixels );
182 0 : }
183 :
184 0 : void CompressorDiffRLEYUV::compress( const void* const inData,
185 : const eq_uint64_t nPixels,
186 : const bool useAlpha )
187 : {
188 0 : if( useAlpha )
189 : _nResults = _compress< uint32_t, uint8_t, SwizzleUInt32,
190 0 : UseAlpha >( inData, nPixels, _results );
191 : else
192 : _nResults = _compress< uint32_t, uint8_t, SwizzleUInt24,
193 0 : NoAlpha >( inData, nPixels, _results );
194 0 : }
195 :
196 0 : void CompressorDiffRLEYUV::decompress( const void* const* inData,
197 : const eq_uint64_t* const inSizes,
198 : const unsigned numInputs,
199 : void* const outData,
200 : eq_uint64_t* const outDims,
201 : const eq_uint64_t flags, void* const )
202 : {
203 0 : const eq_uint64_t nPixels = ( flags & EQ_COMPRESSOR_DATA_1D) ?
204 0 : outDims[1] : outDims[1] * outDims[3];
205 0 : if( flags & EQ_COMPRESSOR_IGNORE_ALPHA )
206 : _decompress< uint32_t, uint8_t, SwizzleUInt24,
207 0 : NoAlpha >( inData, inSizes, numInputs, outData, nPixels );
208 : else
209 : _decompress< uint32_t, uint8_t, SwizzleUInt32,
210 0 : UseAlpha >( inData, inSizes, numInputs, outData, nPixels );
211 0 : }
212 :
213 : }
214 90 : }
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