auto import from //depot/cupcake/@135843
[android/platform/external/neven.git] / Embedded / common / src / b_ImageEm / UInt32Image.c
1 /*
2  * Copyright (C) 2008 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16
17 /* ---- includes ----------------------------------------------------------- */
18
19 #include "b_BasicEm/Functions.h"
20 #include "b_ImageEm/UInt32Image.h"
21
22 /* ------------------------------------------------------------------------- */
23
24 /* ========================================================================= */
25 /*                                                                           */
26 /* ---- \ghd{ auxiliary functions } ---------------------------------------- */
27 /*                                                                           */
28 /* ========================================================================= */
29
30 /* ------------------------------------------------------------------------- */
31
32 /* ========================================================================= */
33 /*                                                                           */
34 /* ---- \ghd{ constructor / destructor } ----------------------------------- */
35 /*                                                                           */
36 /* ========================================================================= */
37
38 /* ------------------------------------------------------------------------- */
39
40 void bim_UInt32Image_init( struct bbs_Context* cpA,
41                                                    struct bim_UInt32Image* ptrA )
42 {
43         bbs_UInt32Arr_init( cpA, &ptrA->arrE );
44         ptrA->widthE = 0;
45         ptrA->heightE = 0;
46 }
47
48 /* ------------------------------------------------------------------------- */
49
50 void bim_UInt32Image_exit( struct bbs_Context* cpA,
51                                                    struct bim_UInt32Image* ptrA )
52 {
53         bbs_UInt32Arr_exit( cpA, &ptrA->arrE );
54         ptrA->widthE = 0;
55         ptrA->heightE = 0;      
56 }
57
58 /* ------------------------------------------------------------------------- */
59
60 /* ========================================================================= */
61 /*                                                                           */
62 /* ---- \ghd{ operators } -------------------------------------------------- */
63 /*                                                                           */
64 /* ========================================================================= */
65
66 /* ------------------------------------------------------------------------- */
67
68 void bim_UInt32Image_copy( struct bbs_Context* cpA,
69                                                    struct bim_UInt32Image* ptrA, 
70                                                    const struct bim_UInt32Image* srcPtrA )
71 {
72 #ifdef DEBUG1
73         if( ptrA->arrE.allocatedSizeE < srcPtrA->arrE.allocatedSizeE )
74         {
75                 bbs_ERROR0( "void bim_UInt32Image_copy(...):\n"
76                                    "Unsufficient allocated memory in destination image." );
77                 return;
78         }
79 #endif
80         ptrA->widthE  = srcPtrA->widthE;
81         ptrA->heightE = srcPtrA->heightE;
82         bbs_UInt32Arr_copy( cpA, &ptrA->arrE, &srcPtrA->arrE );
83 }
84
85 /* ------------------------------------------------------------------------- */
86
87 flag bim_UInt32Image_equal( struct bbs_Context* cpA,
88                                                     const struct bim_UInt32Image* ptrA, 
89                                                         const struct bim_UInt32Image* srcPtrA )
90 {
91         if( ptrA->widthE  != srcPtrA->widthE ) return FALSE;
92         if( ptrA->heightE != srcPtrA->heightE ) return FALSE;
93         return bbs_UInt32Arr_equal( cpA, &ptrA->arrE, &srcPtrA->arrE );
94 }
95
96 /* ------------------------------------------------------------------------- */
97
98 /* ========================================================================= */
99 /*                                                                           */
100 /* ---- \ghd{ query functions } -------------------------------------------- */
101 /*                                                                           */
102 /* ========================================================================= */
103
104 /* ------------------------------------------------------------------------- */
105
106 uint32 bim_UInt32Image_heapSize( struct bbs_Context* cpA,
107                                                                  const struct bim_UInt32Image* ptrA, 
108                                                                  uint32 widthA, 
109                                                                  uint32 heightA )
110 {
111         return bbs_UInt32Arr_heapSize( cpA, &ptrA->arrE, widthA * heightA );
112 }
113
114 /* ------------------------------------------------------------------------- */
115
116 uint32 bim_UInt32Image_checkSum( struct bbs_Context* cpA,
117                                                                  const struct bim_UInt32Image* ptrA )
118 {
119         uint32 sumL =0 ;
120         uint32 iL;
121         uint32 sizeL = ptrA->arrE.sizeE;
122         const uint32* ptrL = ptrA->arrE.arrPtrE;
123         for( iL =0; iL < sizeL; iL++ )
124         {
125                 sumL += *ptrL++;
126         }
127         return sumL;
128 }
129
130 /* ------------------------------------------------------------------------- */
131
132 /* ========================================================================= */
133 /*                                                                           */
134 /* ---- \ghd{ modify functions } ------------------------------------------- */
135 /*                                                                           */
136 /* ========================================================================= */
137
138 /* ------------------------------------------------------------------------- */
139         
140 void bim_UInt32Image_create( struct bbs_Context* cpA,
141                                                          struct bim_UInt32Image* ptrA, 
142                                                     uint32 widthA, 
143                                                         uint32 heightA,
144                                                 struct bbs_MemSeg* mspA )
145 {
146         if( bbs_Context_error( cpA ) ) return;
147         if( ptrA->arrE.arrPtrE != 0 )
148         {
149                 bim_UInt32Image_size( cpA, ptrA, widthA, heightA );
150         }
151         else
152         {
153                 bbs_UInt32Arr_create( cpA, &ptrA->arrE, widthA * heightA, mspA );
154                 ptrA->widthE  = widthA;
155                 ptrA->heightE = heightA;
156         }
157 }
158
159 /* ------------------------------------------------------------------------- */
160
161 void bim_UInt32Image_assignExternalImage( struct bbs_Context* cpA,
162                                                                                   struct bim_UInt32Image* ptrA, 
163                                                                                   struct bim_UInt32Image* srcPtrA )
164 {
165         struct bbs_MemSeg sharedSegL = bbs_MemSeg_createShared( cpA, srcPtrA->arrE.arrPtrE, srcPtrA->widthE * srcPtrA->heightE );
166
167         if( ptrA->arrE.arrPtrE != 0 )
168         {
169                 bbs_ERROR0( "void bim_UInt32Image_assignExternalImage( ... ): image was already created once" );
170                 return;
171         }
172
173         bim_UInt32Image_create( cpA, 
174                                                         ptrA, 
175                                                 srcPtrA->widthE, 
176                                                     srcPtrA->heightE,
177                                                     &sharedSegL );
178 }
179
180 /* ------------------------------------------------------------------------- */
181         
182 void bim_UInt32Image_size( struct bbs_Context* cpA,
183                                                    struct bim_UInt32Image* ptrA, 
184                                                    uint32 widthA, 
185                                                    uint32 heightA )
186 {
187         if( ptrA->arrE.allocatedSizeE < widthA * heightA )
188         {
189                 bbs_ERROR0( "void bim_UInt32Image_size( struct bim_UInt32Image*, uint32 sizeA ):\n"
190                                    "Unsufficient allocated memory" );
191                 return;
192         }
193         ptrA->widthE  = widthA;
194         ptrA->heightE = heightA;
195         bbs_UInt32Arr_size( cpA, &ptrA->arrE, widthA * heightA );
196 }
197
198 /* ------------------------------------------------------------------------- */
199         
200 /* ========================================================================= */
201 /*                                                                           */
202 /* ---- \ghd{ I/O } -------------------------------------------------------- */
203 /*                                                                           */
204 /* ========================================================================= */
205
206 /* ------------------------------------------------------------------------- */
207
208 uint32 bim_UInt32Image_memSize( struct bbs_Context* cpA,
209                                                             const struct bim_UInt32Image* ptrA )
210 {
211         return  bbs_SIZEOF16( uint32 )
212                   + bbs_SIZEOF16( uint32 ) /* version */
213                   + bbs_SIZEOF16( ptrA->widthE ) 
214                   + bbs_SIZEOF16( ptrA->heightE )
215                   + bbs_UInt32Arr_memSize( cpA, &ptrA->arrE ); 
216 }
217
218 /* ------------------------------------------------------------------------- */
219         
220 uint32 bim_UInt32Image_memWrite( struct bbs_Context* cpA,
221                                                                  const struct bim_UInt32Image* ptrA, 
222                                                                  uint16* memPtrA )
223 {
224         uint32 memSizeL = bim_UInt32Image_memSize( cpA, ptrA );
225         memPtrA += bbs_memWrite32( &memSizeL, memPtrA );
226         memPtrA += bbs_memWriteUInt32( bim_UINT32_IMAGE_VERSION, memPtrA );
227         memPtrA += bbs_memWrite32( &ptrA->widthE, memPtrA );
228         memPtrA += bbs_memWrite32( &ptrA->heightE, memPtrA );
229         bbs_UInt32Arr_memWrite( cpA, &ptrA->arrE, memPtrA );
230         return memSizeL;
231 }
232
233 /* ------------------------------------------------------------------------- */
234         
235 uint32 bim_UInt32Image_memRead( struct bbs_Context* cpA,
236                                                             struct bim_UInt32Image* ptrA, 
237                                                            const uint16* memPtrA,
238                                                    struct bbs_MemSeg* mspA )
239 {
240         uint32 memSizeL, versionL;
241         if( bbs_Context_error( cpA ) ) return 0;
242         memPtrA += bbs_memRead32( &memSizeL, memPtrA );
243         memPtrA += bbs_memReadVersion32( cpA, &versionL, bim_UINT32_IMAGE_VERSION, memPtrA );
244         memPtrA += bbs_memRead32( &ptrA->widthE, memPtrA );
245         memPtrA += bbs_memRead32( &ptrA->heightE, memPtrA );
246         bbs_UInt32Arr_memRead( cpA, &ptrA->arrE, memPtrA, mspA );
247
248         if( memSizeL != bim_UInt32Image_memSize( cpA, ptrA ) )
249         {
250                 bbs_ERR0( bbs_ERR_CORRUPT_DATA, "uint32 bim_UInt32Image_memRead( const struct bim_UInt32Image* ptrA, const void* memPtrA ):\n"
251                    "size mismatch" ); 
252                 return 0;
253         }
254         return memSizeL;
255 }
256
257 /* ------------------------------------------------------------------------- */
258         
259 /* ========================================================================= */
260 /*                                                                           */
261 /* ---- \ghd{ exec functions } --------------------------------------------- */
262 /*                                                                           */
263 /* ========================================================================= */
264         
265 /* ------------------------------------------------------------------------- */
266
267 void bim_UInt32Image_setAllPixels( struct bbs_Context* cpA,
268                                                                    struct bim_UInt32Image* ptrA, 
269                                                                    uint32 valueA, 
270                                                                    int32 bbpA )
271 {
272         long iL;
273         uint32* ptrL = ptrA->arrE.arrPtrE;
274         for( iL = ptrA->widthE * ptrA->heightE; iL > 0; iL-- )
275         {
276                 *ptrL++ = valueA;
277         }
278 }
279
280 /* ------------------------------------------------------------------------- */
281
282 /* ========================================================================= */
283
284