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 
bim_UInt32Image_init(struct bbs_Context * cpA,struct bim_UInt32Image * ptrA)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 
bim_UInt32Image_exit(struct bbs_Context * cpA,struct bim_UInt32Image * ptrA)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 
bim_UInt32Image_copy(struct bbs_Context * cpA,struct bim_UInt32Image * ptrA,const struct bim_UInt32Image * srcPtrA)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 
bim_UInt32Image_equal(struct bbs_Context * cpA,const struct bim_UInt32Image * ptrA,const struct bim_UInt32Image * srcPtrA)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 
bim_UInt32Image_heapSize(struct bbs_Context * cpA,const struct bim_UInt32Image * ptrA,uint32 widthA,uint32 heightA)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 
bim_UInt32Image_checkSum(struct bbs_Context * cpA,const struct bim_UInt32Image * ptrA)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 
bim_UInt32Image_create(struct bbs_Context * cpA,struct bim_UInt32Image * ptrA,uint32 widthA,uint32 heightA,struct bbs_MemSeg * mspA)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 
bim_UInt32Image_assignExternalImage(struct bbs_Context * cpA,struct bim_UInt32Image * ptrA,struct bim_UInt32Image * srcPtrA)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 
bim_UInt32Image_size(struct bbs_Context * cpA,struct bim_UInt32Image * ptrA,uint32 widthA,uint32 heightA)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 
bim_UInt32Image_memSize(struct bbs_Context * cpA,const struct bim_UInt32Image * ptrA)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 
bim_UInt32Image_memWrite(struct bbs_Context * cpA,const struct bim_UInt32Image * ptrA,uint16 * memPtrA)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 
bim_UInt32Image_memRead(struct bbs_Context * cpA,struct bim_UInt32Image * ptrA,const uint16 * memPtrA,struct bbs_MemSeg * mspA)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 
bim_UInt32Image_setAllPixels(struct bbs_Context * cpA,struct bim_UInt32Image * ptrA,uint32 valueA,int32 bbpA)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 
285