2 |
* * |
* * |
3 |
* libgig - C++ cross-platform Gigasampler format file loader library * |
* libgig - C++ cross-platform Gigasampler format file loader library * |
4 |
* * |
* * |
5 |
* Copyright (C) 2003-2005 by Christian Schoenebeck * |
* Copyright (C) 2003-2006 by Christian Schoenebeck * |
6 |
* <cuse@users.sourceforge.net> * |
* <cuse@users.sourceforge.net> * |
7 |
* * |
* * |
8 |
* This library is free software; you can redistribute it and/or modify * |
* This library is free software; you can redistribute it and/or modify * |
228 |
|
|
229 |
/** @brief Constructor. |
/** @brief Constructor. |
230 |
* |
* |
231 |
* Initializes the info strings with values provided by a INFO list chunk. |
* Initializes the info strings with values provided by an INFO list chunk. |
232 |
* |
* |
233 |
* @param list - pointer to a list chunk which contains a INFO list chunk |
* @param list - pointer to a list chunk which contains an INFO list chunk |
234 |
*/ |
*/ |
235 |
Info::Info(RIFF::List* list) { |
Info::Info(RIFF::List* list) { |
236 |
UseFixedLengthStrings = false; |
UseFixedLengthStrings = false; |
269 |
*/ |
*/ |
270 |
void Info::LoadString(uint32_t ChunkID, RIFF::List* lstINFO, String& s) { |
void Info::LoadString(uint32_t ChunkID, RIFF::List* lstINFO, String& s) { |
271 |
RIFF::Chunk* ck = lstINFO->GetSubChunk(ChunkID); |
RIFF::Chunk* ck = lstINFO->GetSubChunk(ChunkID); |
272 |
if (ck) { |
::LoadString(ck, s); // function from helper.h |
|
const char* str = (char*)ck->LoadChunkData(); |
|
|
int size = ck->GetSize(); |
|
|
int len; |
|
|
for (len = 0 ; len < size ; len++) |
|
|
if (str[len] == '\0') break; |
|
|
s.assign(str, len); |
|
|
ck->ReleaseChunkData(); |
|
|
} |
|
273 |
} |
} |
274 |
|
|
275 |
/** @brief Apply given INFO field to the respective chunk. |
/** @brief Apply given INFO field to the respective chunk. |
286 |
* @param lstINFO - parent (INFO) RIFF list chunk |
* @param lstINFO - parent (INFO) RIFF list chunk |
287 |
* @param s - current value of info field |
* @param s - current value of info field |
288 |
* @param sDefault - default value |
* @param sDefault - default value |
289 |
* @param size - wanted size of the INFO chunk. This is ignored if UseFixedLengthStrings is false. |
* @param bUseFixedLengthStrings - should a specific string size be forced in the chunk? |
290 |
|
* @param size - wanted size of the INFO chunk. This is ignored if bUseFixedLengthStrings is false. |
291 |
*/ |
*/ |
292 |
void Info::SaveString(uint32_t ChunkID, RIFF::List* lstINFO, const String& s, const String& sDefault, int size) { |
void Info::SaveString(uint32_t ChunkID, RIFF::List* lstINFO, const String& s, const String& sDefault, bool bUseFixedLengthStrings, int size) { |
293 |
RIFF::Chunk* ck = lstINFO->GetSubChunk(ChunkID); |
RIFF::Chunk* ck = lstINFO->GetSubChunk(ChunkID); |
294 |
if (ck) { // if chunk exists already, use 's' as value |
::SaveString(ChunkID, ck, lstINFO, s, sDefault, bUseFixedLengthStrings, size); // function from helper.h |
|
if (!UseFixedLengthStrings) size = s.size() + 1; |
|
|
ck->Resize(size); |
|
|
char* pData = (char*) ck->LoadChunkData(); |
|
|
strncpy(pData, s.c_str(), size); |
|
|
} else if (s != "" || sDefault != "") { // create chunk |
|
|
const String& sToSave = (s != "") ? s : sDefault; |
|
|
if (!UseFixedLengthStrings) size = sToSave.size() + 1; |
|
|
ck = lstINFO->AddSubChunk(ChunkID, size); |
|
|
char* pData = (char*) ck->LoadChunkData(); |
|
|
strncpy(pData, sToSave.c_str(), size); |
|
|
} |
|
295 |
} |
} |
296 |
|
|
297 |
/** @brief Update chunks with current info values. |
/** @brief Update chunks with current info values. |
338 |
|
|
339 |
// (the string size values are for gig files; they are only |
// (the string size values are for gig files; they are only |
340 |
// used if UseFixedLengthStrings is set to true) |
// used if UseFixedLengthStrings is set to true) |
341 |
SaveString(CHUNK_ID_INAM, lstINFO, Name, defaultName, |
SaveString(CHUNK_ID_INAM, lstINFO, Name, defaultName, UseFixedLengthStrings, |
342 |
resourceType == RIFF_TYPE_DLS ? 128 : 64); |
resourceType == RIFF_TYPE_DLS ? 128 : 64); |
343 |
SaveString(CHUNK_ID_IARL, lstINFO, ArchivalLocation, String(""), 256); |
SaveString(CHUNK_ID_IARL, lstINFO, ArchivalLocation, String(""), UseFixedLengthStrings, 256); |
344 |
SaveString(CHUNK_ID_ICRD, lstINFO, CreationDate, defaultCreationDate, 128); |
SaveString(CHUNK_ID_ICRD, lstINFO, CreationDate, defaultCreationDate, UseFixedLengthStrings, 128); |
345 |
SaveString(CHUNK_ID_ICMT, lstINFO, Comments, defaultComments, 1024); |
SaveString(CHUNK_ID_ICMT, lstINFO, Comments, defaultComments, UseFixedLengthStrings, 1024); |
346 |
SaveString(CHUNK_ID_IPRD, lstINFO, Product, String(""), 128); |
SaveString(CHUNK_ID_IPRD, lstINFO, Product, String(""), UseFixedLengthStrings, 128); |
347 |
SaveString(CHUNK_ID_ICOP, lstINFO, Copyright, String(""), 128); |
SaveString(CHUNK_ID_ICOP, lstINFO, Copyright, String(""), UseFixedLengthStrings, 128); |
348 |
SaveString(CHUNK_ID_IART, lstINFO, Artists, String(""), 128); |
SaveString(CHUNK_ID_IART, lstINFO, Artists, String(""), UseFixedLengthStrings, 128); |
349 |
SaveString(CHUNK_ID_IGNR, lstINFO, Genre, String(""), 128); |
SaveString(CHUNK_ID_IGNR, lstINFO, Genre, String(""), UseFixedLengthStrings, 128); |
350 |
SaveString(CHUNK_ID_IKEY, lstINFO, Keywords, String(""), 128); |
SaveString(CHUNK_ID_IKEY, lstINFO, Keywords, String(""), UseFixedLengthStrings, 128); |
351 |
SaveString(CHUNK_ID_IENG, lstINFO, Engineer, String(""), 128); |
SaveString(CHUNK_ID_IENG, lstINFO, Engineer, String(""), UseFixedLengthStrings, 128); |
352 |
SaveString(CHUNK_ID_ITCH, lstINFO, Technician, String(""), 128); |
SaveString(CHUNK_ID_ITCH, lstINFO, Technician, String(""), UseFixedLengthStrings, 128); |
353 |
SaveString(CHUNK_ID_ISFT, lstINFO, Software, defaultSoftware, |
SaveString(CHUNK_ID_ISFT, lstINFO, Software, defaultSoftware, UseFixedLengthStrings, |
354 |
resourceType == LIST_TYPE_INS ? |
resourceType == LIST_TYPE_INS ? |
355 |
(Software == "" ? defaultSoftware.length() : Software.length()) : 128); |
(Software == "" ? defaultSoftware.length() : Software.length()) : 128); |
356 |
SaveString(CHUNK_ID_IMED, lstINFO, Medium, String(""), 128); |
SaveString(CHUNK_ID_IMED, lstINFO, Medium, String(""), UseFixedLengthStrings, 128); |
357 |
SaveString(CHUNK_ID_ISRC, lstINFO, Source, String(""), 128); |
SaveString(CHUNK_ID_ISRC, lstINFO, Source, String(""), UseFixedLengthStrings, 128); |
358 |
SaveString(CHUNK_ID_ISRF, lstINFO, SourceForm, String(""), 128); |
SaveString(CHUNK_ID_ISRF, lstINFO, SourceForm, String(""), UseFixedLengthStrings, 128); |
359 |
SaveString(CHUNK_ID_ICMS, lstINFO, Commissioned, String(""), 128); |
SaveString(CHUNK_ID_ICMS, lstINFO, Commissioned, String(""), UseFixedLengthStrings, 128); |
360 |
SaveString(CHUNK_ID_ISBJ, lstINFO, Subject, String(""), 128); |
SaveString(CHUNK_ID_ISBJ, lstINFO, Subject, String(""), UseFixedLengthStrings, 128); |
361 |
} |
} |
362 |
|
|
363 |
|
|