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 19 20 #ifndef TEXTSAMPLEMODIFIERS_H 21 #define TEXTSAMPLEMODIFIERS_H 22 23 24 #include "oscl_file_io.h" 25 #include "atom.h" 26 #include "atomutils.h" 27 #include "a_atomdefs.h" 28 #include "boxrecord.h" 29 #include "stylerecord.h" 30 31 //This class is specific for the Timed text fileformat. 32 //this class handle and stores the modifier information in the related atoms. 33 class PVA_FF_TextStyleBox : public PVA_FF_Atom 34 { 35 36 public: 37 PVA_FF_TextStyleBox(); // Default constructor 38 virtual ~PVA_FF_TextStyleBox(); // Destructor 39 40 void setNumStyleRecordEntries(uint16 EntryCount);//entrycount 41 void setStyleRecord(uint16 StartChar, uint16 EndChar, uint16 FontID, uint8 FontSizeFlag, uint8 FontSize, uint8* Trgba); 42 43 PVA_FF_StyleRecord* getStyleRecordAt(int32 index) 44 { 45 if ((_pStyleRecordVec->size() == 0) || 46 ((uint32)index >= (_pStyleRecordVec->size()))) 47 { 48 return NULL; 49 } 50 51 return (*_pStyleRecordVec)[index]; 52 } 53 virtual bool renderToFileStream(MP4_AUTHOR_FF_FILE_IO_WRAP *fp); 54 virtual void recomputeSize(); 55 virtual uint32 getSize(); 56 57 private: 58 uint16 _entryCount; 59 Oscl_Vector<PVA_FF_StyleRecord *, OsclMemAllocator> *_pStyleRecordVec; 60 }; 61 62 63 class PVA_FF_TextHighlightBox : public PVA_FF_Atom 64 { 65 66 public: 67 PVA_FF_TextHighlightBox(); 68 69 virtual ~PVA_FF_TextHighlightBox() {}; 70 71 uint16 setStartCharOffset(uint16 startoffset) 72 { 73 if (_startCharOffset == 0) 74 { 75 _startCharOffset = startoffset; 76 } 77 } 78 79 uint16 setEndCharOffset(uint16 endoffset) 80 { 81 if (_endCharOffset == 0) 82 { 83 _endCharOffset = endoffset; 84 } 85 } 86 virtual bool renderToFileStream(MP4_AUTHOR_FF_FILE_IO_WRAP *fp); 87 virtual void recomputeSize(); 88 virtual uint32 getSize(); 89 90 private: 91 uint16 _startCharOffset; 92 uint16 _endCharOffset; 93 }; 94 95 class PVA_FF_TextHilightColorBox : public PVA_FF_Atom 96 { 97 public: 98 PVA_FF_TextHilightColorBox(); 99 100 virtual ~PVA_FF_TextHilightColorBox(); 101 102 uint8 *setHighLightColorRGBA(uint8* Hrgba) 103 { 104 if (_pHighlightColorRGBA == NULL) 105 { 106 _pHighlightColorRGBA[0] = Hrgba[0]; 107 _pHighlightColorRGBA[0] = Hrgba[1]; 108 _pHighlightColorRGBA[0] = Hrgba[2]; 109 _pHighlightColorRGBA[0] = Hrgba[3]; 110 } 111 } 112 virtual bool renderToFileStream(MP4_AUTHOR_FF_FILE_IO_WRAP *fp); 113 virtual void recomputeSize(); 114 virtual uint32 getSize(); 115 116 private: 117 uint8 *_pHighlightColorRGBA; 118 }; 119 120 class PVA_FF_TextKaraokeBox : public PVA_FF_Atom 121 { 122 public: 123 PVA_FF_TextKaraokeBox(); 124 125 virtual ~PVA_FF_TextKaraokeBox(); 126 127 void setHighLightStartTime(uint16 HilightStartTime) 128 { 129 if (_highLightStartTime == 0) 130 { 131 _highLightStartTime = HilightStartTime; 132 } 133 } 134 135 void setNumKaraokeEntries(uint16 EntryCount) 136 { 137 if (_entryCount == 0) 138 { 139 _entryCount = EntryCount; 140 } 141 } 142 143 void setKaraokeVecs(uint32* endtime, uint16* startoffset, uint16* endoffset); 144 virtual bool renderToFileStream(MP4_AUTHOR_FF_FILE_IO_WRAP *fp); 145 virtual void recomputeSize(); 146 virtual uint32 getSize(); 147 148 private: 149 uint32 _highLightStartTime; 150 uint16 _entryCount; 151 152 uint32 *_pHighLightEndTimeVec; 153 uint16 *_pStartCharOffsetVec; 154 uint16 *_pEndCharOffsetVec; 155 156 }; 157 158 class PVA_FF_TextScrollDelay : public PVA_FF_Atom 159 { 160 public: 161 PVA_FF_TextScrollDelay(); 162 virtual ~PVA_FF_TextScrollDelay() {}; 163 void setScrollDelay(uint32 ScrollDelay); 164 virtual bool renderToFileStream(MP4_AUTHOR_FF_FILE_IO_WRAP *fp); 165 virtual void recomputeSize(); 166 virtual uint32 getSize(); 167 168 private: 169 uint32 _scrollDelay; 170 }; 171 172 173 class PVA_FF_TextHyperTextBox : public PVA_FF_Atom 174 { 175 public: 176 PVA_FF_TextHyperTextBox(); 177 virtual ~PVA_FF_TextHyperTextBox(); 178 void setStartCharOffset(uint16 StartCharOffset); 179 void setEndCharOffset(uint16 EndOffset); 180 void setUrlLength(uint8 UrlLength); 181 void setURL(uint8* URL); 182 void setAltStringLength(uint8 AltLength); 183 void setAltString(uint8* AltString); 184 virtual bool renderToFileStream(MP4_AUTHOR_FF_FILE_IO_WRAP *fp); 185 virtual void recomputeSize(); 186 virtual uint32 getSize(); 187 188 private: 189 uint16 _startCharOffset; 190 uint16 _endCharOffset; 191 uint8 _urlLength; 192 uint8 *_pURL; 193 uint8 _altLength; 194 uint8 *_pAltString; 195 }; 196 197 class PVA_FF_TextBoxBox : public PVA_FF_Atom 198 { 199 public: 200 PVA_FF_TextBoxBox(); 201 virtual ~PVA_FF_TextBoxBox(); 202 PVA_FF_BoxRecord* setBoxRecord(int16 Top, int16 Bottom, int16 Left, int16 Right) 203 { 204 PVA_FF_BoxRecord *rec = NULL; 205 PV_MP4_FF_NEW(fp->auditCB, PVA_FF_BoxRecord, (Top, Bottom, Left, Right), rec); 206 _pBoxRecord = rec; 207 }; 208 209 virtual bool renderToFileStream(MP4_AUTHOR_FF_FILE_IO_WRAP *fp); 210 virtual void recomputeSize(); 211 virtual uint32 getSize(); 212 213 private: 214 PVA_FF_BoxRecord* _pBoxRecord; 215 }; 216 217 class PVA_FF_BlinkBox : public PVA_FF_Atom 218 { 219 public: 220 PVA_FF_BlinkBox(); 221 virtual ~PVA_FF_BlinkBox() {}; 222 void setStartCharOffset(uint16 StartCharOffset) 223 { 224 if (_pstartCharOffset == 0) 225 { 226 _pstartCharOffset = StartCharOffset; 227 } 228 }; 229 void setEndCharOffset(uint16 EndCharOffset) 230 { 231 if (_pendCharOffset == 0) 232 { 233 _pendCharOffset = EndCharOffset; 234 } 235 }; 236 virtual bool renderToFileStream(MP4_AUTHOR_FF_FILE_IO_WRAP *fp); 237 virtual void recomputeSize(); 238 virtual uint32 getSize(); 239 240 private: 241 uint16 _pstartCharOffset; 242 uint16 _pendCharOffset; 243 }; 244 245 #endif 246
