1 /* ------------------------------------------------------------------
2 * Copyright (C) 1998-2009 PacketVideo
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
13 * express or implied.
14 * See the License for the specific language governing permissions
15 * and limitations under the License.
16 * -------------------------------------------------------------------
17 */
18 #include "atom.h"
19 #include "atomutils.h"
20 #include "oscl_file_io.h"
21 #include "fontrecord.h"
22 #include "fonttableatom.h"
23 #include"a_atomdefs.h"
24
25 #define MAX_ALLOWED_FONT_RECORD_ENTRIES 255
26
27 typedef Oscl_Vector<PVA_FF_FontRecord*, OsclMemAllocator> fontRecordVecType;
28
PVA_FF_FontTableAtom()29 PVA_FF_FontTableAtom::PVA_FF_FontTableAtom() : PVA_FF_Atom(FourCharConstToUint32('f', 't', 'a', 'b'))
30 {
31 _fontlistsize = 0;
32 _pFontRecordArray = NULL;
33 PV_MP4_FF_NEW(fp->auditCB, fontRecordVecType, (), _pFontRecordArray);
34 recomputeSize();
35 }
36
setFontListSize(uint16 FontListSize)37 void PVA_FF_FontTableAtom::setFontListSize(uint16 FontListSize)
38 {
39 if (_fontlistsize == 0)
40 {
41 _fontlistsize = FontListSize;
42 }
43
44 }
45
setFontRecord(uint16 FontListID,uint16 FontId,int8 FontLength,uint8 * FontName)46 void PVA_FF_FontTableAtom::setFontRecord(uint16 FontListID, uint16 FontId, int8 FontLength, uint8* FontName)
47 {
48
49 int16 tmp = (int16)_fontlistsize;
50 if ((tmp < 0) || (tmp > MAX_ALLOWED_FONT_RECORD_ENTRIES))
51 {
52 return;
53 }
54 for (uint32 i = 0; i < _fontlistsize; i++)
55 {
56 PVA_FF_FontRecord *rec = NULL;
57 PV_MP4_FF_NEW(fp->auditCB, PVA_FF_FontRecord, (FontListID, FontId, FontLength, FontName), rec);
58
59 (*_pFontRecordArray).push_back(rec);
60 }
61
62 }
63
64
renderToFileStream(MP4_AUTHOR_FF_FILE_IO_WRAP * fp)65 bool PVA_FF_FontTableAtom::renderToFileStream(MP4_AUTHOR_FF_FILE_IO_WRAP *fp)
66 {
67 int32 rendered = 0;
68 uint32 length;
69
70 if (!renderAtomBaseMembers(fp))
71 {
72 return false;
73 }
74 rendered += getDefaultSize();
75
76 if (!PVA_FF_AtomUtils::render16(fp, _fontlistsize))
77 {
78 return false;
79 }
80 rendered += 2;
81
82 for (uint32 i = 0; i < _pFontRecordArray->size(); i++)
83 {
84 length = (*_pFontRecordArray)[i]->getSize();
85 if (!((*_pFontRecordArray)[i]->renderToFileStream(fp)))
86 {
87 return false;
88 }
89
90 rendered += length;
91 }
92
93
94 return true;
95 }
96
recomputeSize()97 void PVA_FF_FontTableAtom::recomputeSize()
98 {
99 uint32 length;
100 int32 size = getDefaultSize();
101
102 size += 2;
103 for (uint32 i = 0; i < _pFontRecordArray->size(); i++)
104 {
105 length = (*_pFontRecordArray)[i]->getSize();
106 size += length;
107 }
108
109
110 _size = size;
111
112 // Update size of parent
113 if (_pparent != NULL)
114 {
115 _pparent->recomputeSize();
116 }
117 }
118
getSize()119 uint32 PVA_FF_FontTableAtom::getSize()
120 {
121 recomputeSize();
122 return (_size);
123 }
124
125
126 // Destructor
~PVA_FF_FontTableAtom()127 PVA_FF_FontTableAtom::~PVA_FF_FontTableAtom()
128 {
129
130 if (_pFontRecordArray != NULL)
131 {
132 for (uint32 i = 0; i < _pFontRecordArray->size(); i++)
133 {
134 delete((*_pFontRecordArray)[i]);
135 }
136 PV_MP4_FF_TEMPLATED_DELETE(NULL, fontRecordVecType, Oscl_Vector, _pFontRecordArray);
137 }
138
139 }
140