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<h1>sample_bank.cpp</h1><a href="a04923.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001
00007 <span class="comment">/* Copyright, 2001 Nevrax Ltd.</span>
00008 <span class="comment"> *</span>
00009 <span class="comment"> * This file is part of NEVRAX NEL.</span>
00010 <span class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</span>
00011 <span class="comment"> * it under the terms of the GNU General Public License as published by</span>
00012 <span class="comment"> * the Free Software Foundation; either version 2, or (at your option)</span>
00013 <span class="comment"> * any later version.</span>
00014 <span class="comment"></span>
00015 <span class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</span>
00016 <span class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</span>
00017 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
00018 <span class="comment"> * General Public License for more details.</span>
00019 <span class="comment"></span>
00020 <span class="comment"> * You should have received a copy of the GNU General Public License</span>
00021 <span class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</span>
00022 <span class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</span>
00023 <span class="comment"> * MA 02111-1307, USA.</span>
00024 <span class="comment"> */</span>
00025
00026 <span class="preprocessor">#include "<a class="code" href="a05031.html">stdsound.h</a>"</span>
00027
00028 <span class="preprocessor">#include "<a class="code" href="a04924.html">sample_bank.h</a>"</span>
00029 <span class="preprocessor">#include "<a class="code" href="a04994.html">driver/sound_driver.h</a>"</span>
00030 <span class="preprocessor">#include "<a class="code" href="a04094.html">driver/buffer.h</a>"</span>
00031 <span class="preprocessor">#include "<a class="code" href="a04745.html">nel/misc/path.h</a>"</span>
00032 <span class="preprocessor">#include "<a class="code" href="a04286.html">nel/misc/file.h</a>"</span>
00033 <span class="preprocessor">#include "<a class="code" href="a04037.html">async_file_manager_sound.h</a>"</span>
00034 <span class="preprocessor">#include "<a class="code" href="a04049.html">background_sound_manager.h</a>"</span>
00035 <span class="preprocessor">#include "<a class="code" href="a04992.html">sound_bank.h</a>"</span>
00036
00037
00038 <span class="keyword">using</span> <span class="keyword">namespace </span>std;
00039 <span class="keyword">using</span> <span class="keyword">namespace </span>NLMISC;
00040
00041
00042 <span class="keyword">namespace </span>NLSOUND {
00043
<a name="l00045"></a><a class="code" href="a05381.html#a49">00045</a> <a class="code" href="a04558.html#a11">uint32</a> <a class="code" href="a05381.html#a49">ASYNC_LOADING_SPLIT</a> = 10; <span class="comment">// 10 file by 10 file</span>
00046
<a name="l00047"></a><a class="code" href="a03346.html#NLSOUND_1_1CSampleBankv0">00047</a> <a class="code" href="a03346.html#NLSOUND_1_1CSampleBanky0">CSampleBank::TSampleBankContainer</a> CSampleBank::_Banks;
<a name="l00048"></a><a class="code" href="a03346.html#NLSOUND_1_1CSampleBankv1">00048</a> <a class="code" href="a04558.html#a15">uint</a> CSampleBank::_LoadedSize = 0;
00049
<a name="l00050"></a><a class="code" href="a03346.html#NLSOUND_1_1CSampleBankv2">00050</a> <a class="code" href="a03346.html#NLSOUND_1_1CSampleBanky1">CSampleBank::TVirtualBankCont</a> CSampleBank::_VirtualBanks;
00051
00052
00053
00054
<a name="l00055"></a><a class="code" href="a03346.html#NLSOUND_1_1CSampleBanke4">00055</a> <span class="keywordtype">void</span> CSampleBank::init(<a class="code" href="a02551.html">NLGEORGES::UFormElm</a> *mixerConfig)
00056 {
00057 NL_ALLOC_CONTEXT(NLSOUND_CSampleBank);
00058 <span class="keywordflow">if</span> (mixerConfig == 0)
00059 <span class="keywordflow">return</span>;
00060
00061 <a class="code" href="a02551.html">NLGEORGES::UFormElm</a> *virtualBanks;
00062 mixerConfig-><a class="code" href="a02551.html#NLGEORGES_1_1UFormElma17">getNodeByName</a>(&virtualBanks, <span class="stringliteral">".VirtualBanks"</span>);
00063 <span class="keywordflow">if</span> (virtualBanks == 0)
00064 <span class="keywordflow">return</span>;
00065
00066 <a class="code" href="a04558.html#a15">uint</a> <a class="code" href="a04223.html#a587">size</a>;
00067 virtualBanks-><a class="code" href="a02551.html#NLGEORGES_1_1UFormElma3">getArraySize</a>(<a class="code" href="a04223.html#a587">size</a>);
00068
00069 <span class="keywordflow">for</span> (<a class="code" href="a04558.html#a15">uint</a> i=0; i<<a class="code" href="a04223.html#a587">size</a>; ++i)
00070 {
00071 <a class="code" href="a02551.html">NLGEORGES::UFormElm</a> *virtualBank;
00072 virtualBanks-><a class="code" href="a02551.html#NLGEORGES_1_1UFormElma1">getArrayNode</a>(&virtualBank, i);
00073
00074 <span class="keywordflow">if</span> (virtualBank != 0)
00075 {
00076 std::vector<TFilteredBank> vfb;
00077 std::string virtualName;
00078 virtualBank-><a class="code" href="a02551.html#NLGEORGES_1_1UFormElma44">getValueByName</a>(virtualName, <span class="stringliteral">".VirtualName"</span>);
00079 <a class="code" href="a02551.html">NLGEORGES::UFormElm</a> *realBanks;
00080 virtualBank-><a class="code" href="a02551.html#NLGEORGES_1_1UFormElma17">getNodeByName</a>(&realBanks, <span class="stringliteral">".FilteredBank"</span>);
00081 <span class="keywordflow">if</span> (realBanks != 0)
00082 {
00083 <a class="code" href="a04558.html#a15">uint</a> size2;
00084 realBanks-><a class="code" href="a02551.html#NLGEORGES_1_1UFormElma3">getArraySize</a>(size2);
00085
00086 <span class="keywordflow">for</span> (<a class="code" href="a04558.html#a15">uint</a> j=0; j<size2; ++j)
00087 {
00088 <a class="code" href="a03347.html">TFilteredBank</a> fb;
00089 std::string bankName;
00090 <a class="code" href="a02551.html">NLGEORGES::UFormElm</a> *realBank;
00091 realBank-><a class="code" href="a02551.html#NLGEORGES_1_1UFormElma1">getArrayNode</a>(&realBank, j);
00092
00093 realBank-><a class="code" href="a02551.html#NLGEORGES_1_1UFormElma44">getValueByName</a>(bankName, <span class="stringliteral">".SampleBank"</span>);
00094 fb.<a class="code" href="a03347.html#NLSOUND_1_1CSampleBank_1_1TFilteredBanko0">BankName</a> = CStringMapper::map(bankName);
00095 realBank-><a class="code" href="a02551.html#NLGEORGES_1_1UFormElma44">getValueByName</a>(fb.<a class="code" href="a03347.html#NLSOUND_1_1CSampleBank_1_1TFilteredBanko1">Filter</a>, <span class="stringliteral">".Filter"</span>);
00096
00097 vfb.push_back(fb);
00098 }
00099 }
00100
00101 <span class="keywordflow">if</span> (!vfb.empty())
00102 {
00103 <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankv2">_VirtualBanks</a>.insert(std::make_pair(NLMISC::CStringMapper::map(virtualName), vfb));
00104 <span class="comment">// create the sample bank</span>
00105 <span class="keyword">new</span> <a class="code" href="a03346.html#NLSOUND_1_1CSampleBanka1">CSampleBank</a>(virtualName, NULL);
00106 }
00107 }
00108 }
00109 }
00110
00111
00112
00113
00114 <span class="comment">// ********************************************************</span>
<a name="l00115"></a><a class="code" href="a03346.html#NLSOUND_1_1CSampleBanke0">00115</a> <a class="code" href="a03346.html">CSampleBank</a> *CSampleBank::findSampleBank(<span class="keyword">const</span> NLMISC::TStringId &filename)
00116 {
00117 TSampleBankContainer::iterator it(_Banks.find(filename));
00118
00119 <span class="keywordflow">if</span> (it != _Banks.end())
00120 <span class="keywordflow">return</span> it->second;
00121
00122 <span class="keywordflow">return</span> NULL;
00123 }
00124
00125 <span class="comment">// ********************************************************</span>
00126
<a name="l00127"></a><a class="code" href="a03346.html#NLSOUND_1_1CSampleBanke1">00127</a> <a class="code" href="a02298.html">IBuffer</a>* CSampleBank::get(<span class="keyword">const</span> NLMISC::TStringId &name)
00128 {
00129 <a class="code" href="a02298.html">IBuffer</a>* <a class="code" href="a04223.html#a589">buffer</a>;
00130 TSampleBankContainer::iterator iter;
00131
00132 <span class="keywordflow">for</span> (iter = _Banks.begin(); iter != _Banks.end(); ++iter)
00133 {
00134 <a class="code" href="a04223.html#a589">buffer</a> = iter->second->getSample(name);
00135 <span class="keywordflow">if</span> (<a class="code" href="a04223.html#a589">buffer</a> != 0)
00136 {
00137 <span class="keywordflow">return</span> <a class="code" href="a04223.html#a589">buffer</a>;
00138 }
00139 }
00140
00141 <span class="comment">//nlwarning ("Try to get an unknown sample '%s'", name);</span>
00142 <span class="keywordflow">return</span> 0;
00143 }
00144
<a name="l00145"></a><a class="code" href="a03346.html#NLSOUND_1_1CSampleBanke6">00145</a> <span class="keywordtype">void</span> CSampleBank::reload(<span class="keywordtype">bool</span> async)
00146 {
00147 TSampleBankContainer::iterator first(_Banks.begin()), last(_Banks.end());
00148
00149 <span class="keywordflow">for</span> (; first != last; ++first)
00150 {
00151 first->second->unload();
00152 first->second->load(async);
00153 }
00154 }
00155
00156
<a name="l00157"></a><a class="code" href="a03346.html#NLSOUND_1_1CSampleBanke2">00157</a> <span class="keywordtype">void</span> CSampleBank::getLoadedSampleBankInfo(std::vector<std::pair<std::string, uint> > &result)
00158 {
00159 result.clear();
00160
00161 TSampleBankContainer::iterator first(_Banks.begin()), last(_Banks.end());
00162 <span class="keywordflow">for</span> (; first != last; ++first)
00163 {
00164 std::pair<std::string, uint> p;
00165 <span class="keywordflow">if</span> (first->second->isLoaded())
00166 {
00167 p.first = <a class="code" href="a03450.html#NLMISC_1_1CStringMappere4">NLMISC::CStringMapper::unmap</a>(first->first);
00168 p.second = first->second->getSize();
00169 result.push_back(p);
00170 }
00171 }
00172 }
00173
00174
00175
00176
00177
00178 <span class="comment">// ********************************************************</span>
00179
<a name="l00180"></a><a class="code" href="a03346.html#NLSOUND_1_1CSampleBanka1">00180</a> CSampleBank::CSampleBank(<span class="keyword">const</span> std::string& name, <a class="code" href="a03419.html">ISoundDriver</a> *sd)
00181 : _SoundDriver(sd), _Name(CStringMapper::map(name)), _Loaded(false), _LoadingDone(true), _ByteSize(0)
00182 {
00183 <span class="comment">// _Name = CFile::getFilenameWithoutExtension(_Path);</span>
00184 _Banks.insert(make_pair(_Name, <span class="keyword">this</span>));
00185 }
00186
00187
00188 <span class="comment">// ********************************************************</span>
00189
<a name="l00190"></a><a class="code" href="a03346.html#NLSOUND_1_1CSampleBanka8">00190</a> CSampleBank::~CSampleBank()
00191 {
00192 CAudioMixerUser::instance()->unregisterUpdate(<span class="keyword">this</span>);
00193 <span class="keywordflow">while</span> (!<a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr2">_LoadingDone</a>)
00194 {
00195 <span class="comment">// need to wait for loading end.</span>
00196 <a class="code" href="a05378.html#a256">nlSleep</a>(100);
00197 }
00198
00199 <span class="keywordflow">if</span> (_Loaded)
00200 <a class="code" href="a03346.html#NLSOUND_1_1CSampleBanka7">unload</a>();
00201
00202 <span class="comment">// remove the bank from the list of known banks</span>
00203 TSampleBankContainer::iterator iter(_Banks.begin()), end(_Banks.end());
00204
00205 <span class="keywordflow">for</span> (; iter != end; ++iter)
00206 {
00207 <span class="keywordflow">if</span> (iter->second == <span class="keyword">this</span>)
00208 {
00209 _Banks.erase(iter);
00210 <span class="keywordflow">break</span>;
00211 }
00212 }
00213
00214
00215 <span class="comment">// delete all the samples.</span>
00216 <span class="keywordflow">while</span> (!<a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr5">_Samples</a>.empty())
00217 {
00218 <span class="keyword">delete</span> <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr5">_Samples</a>.begin()->second;
00219 <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr5">_Samples</a>.erase(<a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr5">_Samples</a>.begin());
00220 }
00221
00222 <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr5">_Samples</a>.clear();
00223 }
00224
00225
00226 <span class="comment">// ********************************************************</span>
00227
<a name="l00228"></a><a class="code" href="a03346.html#NLSOUND_1_1CSampleBanka6">00228</a> <span class="keywordtype">void</span> CSampleBank::load(<span class="keywordtype">bool</span> async)
00229 {
00230 <span class="comment">// TODO : add async loading support !</span>
00231
00232 TVirtualBankCont::iterator it(<a class="code" href="a03346.html#NLSOUND_1_1CSampleBankv2">_VirtualBanks</a>.find(_Name));
00233 <span class="keywordflow">if</span> (it != <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankv2">_VirtualBanks</a>.end())
00234 {
00235 <span class="comment">// this is a virtual sample bank !</span>
00236 <a class="code" href="a04199.html#a1">nlinfo</a>(<span class="stringliteral">"Loading virtual sample bank %s"</span>, CStringMapper::unmap(_Name).c_str());
00237
00238 <a class="code" href="a02235.html">CAudioMixerUser</a> *mixer = CAudioMixerUser::instance();
00239 <span class="keyword">const</span> CAudioMixerUser::TBackgroundFlags &flags = mixer-><a class="code" href="a02235.html#NLSOUND_1_1CAudioMixerUsera20">getBackgroundFlags</a>();
00240
00241 <span class="keywordflow">for</span> (<a class="code" href="a04558.html#a15">uint</a> i=0; i<it->second.size(); ++i)
00242 {
00243 <span class="keywordflow">if</span> (flags.Flags[it->second[i].Filter])
00244 {
00245 <a class="code" href="a03346.html">CSampleBank</a> *bank = <a class="code" href="a03346.html#NLSOUND_1_1CSampleBanke0">findSampleBank</a>(it->second[i].BankName);
00246 <span class="keywordflow">if</span> (bank)
00247 bank-><a class="code" href="a03346.html#NLSOUND_1_1CSampleBanka6">load</a>(async);
00248 }
00249 }
00250 }
00251
00252 <a class="code" href="a04199.html#a1">nlinfo</a>(<span class="stringliteral">"Loading sample bank %s %"</span>, CStringMapper::unmap(_Name).c_str(), async?<span class="stringliteral">""</span>:<span class="stringliteral">"Asynchronously"</span>);
00253
00254 vector<string> filenames;
00255 <span class="comment">// vector<string>::iterator iter;</span>
00256
00257 <span class="keywordflow">if</span> (_Loaded)
00258 {
00259 <a class="code" href="a04199.html#a2">nlwarning</a>(<span class="stringliteral">"Trying to load an already loaded bank : %s"</span>, CStringMapper::unmap(_Name).c_str ());
00260 <span class="keywordflow">return</span>;
00261 }
00262
00263
00264 <span class="comment">// Load the sample bank from the builded sample_bank file.</span>
00265 string bankName(CStringMapper::unmap(_Name)+<span class="stringliteral">".sample_bank"</span>);
00266 string filename = CPath::lookup(bankName);
00267 <span class="keywordflow">if</span> (filename.empty())
00268 {
00269 <a class="code" href="a04199.html#a2">nlwarning</a>(<span class="stringliteral">"Trying to load an unknown sample bank [%s]"</span>, bankName.c_str());
00270 <span class="keywordflow">return</span>;
00271 }
00272
00273 <span class="keywordflow">try</span>
00274 {
00275
00276 <a class="code" href="a02653.html">CIFile</a> sampleBank(filename);
00277
00278 <a class="code" href="a02240.html">CAudioMixerUser::TSampleBankHeader</a> sbh;
00279 sampleBank.<a class="code" href="a02270.html#NLMISC_1_1IStreama5">serial</a>(sbh);
00280 <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr2">_LoadingDone</a> = <span class="keyword">false</span>;
00281
00282 <a class="code" href="a04558.html#a10">sint32</a> seekStart = sampleBank.<a class="code" href="a02653.html#NLMISC_1_1CIFilea8">getPos</a>();
00283
00284
00285 <a class="code" href="a04558.html#a7">uint8</a> *<a class="code" href="a04223.html#a637">data</a> = 0;
00286 <a class="code" href="a04558.html#a15">uint</a> i;
00287 <span class="keywordflow">for</span> (i=0; i<sbh.<a class="code" href="a02240.html#NLSOUND_1_1CAudioMixerUser_1_1TSampleBankHeadero1">Name</a>.size(); ++i)
00288 {
00289 <a class="code" href="a02298.html">IBuffer</a> *ibuffer = _SoundDriver-><a class="code" href="a03419.html#NLSOUND_1_1ISoundDrivera2">createBuffer</a>();
00290 <a class="code" href="a04199.html#a6">nlassert</a>(ibuffer);
00291
00292 TStringId nameId = CStringMapper::map(CFile::getFilenameWithoutExtension(sbh.<a class="code" href="a02240.html#NLSOUND_1_1CAudioMixerUser_1_1TSampleBankHeadero1">Name</a>[i]));
00293 ibuffer-><a class="code" href="a02298.html#NLSOUND_1_1IBuffera9">presetName</a>(nameId);
00294
00295 <span class="comment">/* {</span>
00296 <span class="comment"> sint16 *data16 = new sint16[sbh.NbSample[i]];</span>
00297 <span class="comment"> IBuffer::TADPCMState state;</span>
00298 <span class="comment"> state.PreviousSample = 0;</span>
00299 <span class="comment"> state.StepIndex = 0;</span>
00300 <span class="comment"> uint count =0;</span>
00301 <span class="comment"> for (count=0; count+1024<sbh.NbSample[i]; count+=1024)</span>
00302 <span class="comment"> {</span>
00303 <span class="comment"> IBuffer::decodeADPCM(data+count/2, data16+count, 1024, state);</span>
00304 <span class="comment"> }</span>
00305 <span class="comment"> IBuffer::decodeADPCM(data+count/2, data16+count, sbh.NbSample[i]-count, state);</span>
00306 <span class="comment"></span>
00307 <span class="comment"> state.PreviousSample = 0;</span>
00308 <span class="comment"> state.StepIndex = 0;</span>
00309 <span class="comment"> sint16 *data16_2 = new sint16[sbh.NbSample[i]];</span>
00310 <span class="comment"> IBuffer::decodeADPCM(data, data16_2, sbh.NbSample[i], state);</span>
00311 <span class="comment"></span>
00312 <span class="comment"> for (uint j=0; j<sbh.NbSample[i]; ++j)</span>
00313 <span class="comment"> {</span>
00314 <span class="comment"> if (data16[j] != data16_2[j])</span>
00315 <span class="comment"> {</span>
00316 <span class="comment"> nlwarning("Sample differ at %u", j);</span>
00317 <span class="comment"> }</span>
00318 <span class="comment"> }</span>
00319 <span class="comment"></span>
00320 <span class="comment"> _SoundDriver->readRawBuffer(ibuffer, sbh.Name[i], (uint8*)data16, sbh.NbSample[i]*2, Mono16, sbh.Freq[i]);</span>
00321 <span class="comment"> delete [] data16;</span>
00322 <span class="comment"> delete [] data16_2;</span>
00323 <span class="comment"> }</span>
00324 <span class="comment"> */</span>
00325
00326 <span class="keywordflow">if</span> (CAudioMixerUser::instance()->useAPDCM())
00327 {
00328 <a class="code" href="a04223.html#a637">data</a> = (<a class="code" href="a04558.html#a7">uint8</a>*) realloc(<a class="code" href="a04223.html#a637">data</a>, sbh.<a class="code" href="a02240.html#NLSOUND_1_1CAudioMixerUser_1_1TSampleBankHeadero5">SizeAdpcm</a>[i]);
00329 sampleBank.<a class="code" href="a02653.html#NLMISC_1_1CIFilea13">seek</a>(seekStart + sbh.<a class="code" href="a02240.html#NLSOUND_1_1CAudioMixerUser_1_1TSampleBankHeadero3">OffsetAdpcm</a>[i], CIFile::begin);
00330 sampleBank.<a class="code" href="a02653.html#NLMISC_1_1CIFilea15">serialBuffer</a>(<a class="code" href="a04223.html#a637">data</a>, sbh.<a class="code" href="a02240.html#NLSOUND_1_1CAudioMixerUser_1_1TSampleBankHeadero5">SizeAdpcm</a>[i]);
00331 _SoundDriver-><a class="code" href="a03419.html#NLSOUND_1_1ISoundDrivera7">readRawBuffer</a>(ibuffer, sbh.<a class="code" href="a02240.html#NLSOUND_1_1CAudioMixerUser_1_1TSampleBankHeadero1">Name</a>[i], <a class="code" href="a04223.html#a637">data</a>, sbh.<a class="code" href="a02240.html#NLSOUND_1_1CAudioMixerUser_1_1TSampleBankHeadero5">SizeAdpcm</a>[i], <a class="code" href="a05381.html#a80a18">Mono16ADPCM</a>, sbh.<a class="code" href="a02240.html#NLSOUND_1_1CAudioMixerUser_1_1TSampleBankHeadero0">Freq</a>[i]);
00332 }
00333 <span class="keywordflow">else</span>
00334 {
00335 <a class="code" href="a04223.html#a637">data</a> = (<a class="code" href="a04558.html#a7">uint8</a>*) realloc(<a class="code" href="a04223.html#a637">data</a>, sbh.<a class="code" href="a02240.html#NLSOUND_1_1CAudioMixerUser_1_1TSampleBankHeadero6">SizeMono16</a>[i]);
00336 sampleBank.<a class="code" href="a02653.html#NLMISC_1_1CIFilea13">seek</a>(seekStart + sbh.<a class="code" href="a02240.html#NLSOUND_1_1CAudioMixerUser_1_1TSampleBankHeadero4">OffsetMono16</a>[i], CIFile::begin);
00337 sampleBank.<a class="code" href="a02653.html#NLMISC_1_1CIFilea15">serialBuffer</a>(<a class="code" href="a04223.html#a637">data</a>, sbh.<a class="code" href="a02240.html#NLSOUND_1_1CAudioMixerUser_1_1TSampleBankHeadero6">SizeMono16</a>[i]);
00338 _SoundDriver-><a class="code" href="a03419.html#NLSOUND_1_1ISoundDrivera7">readRawBuffer</a>(ibuffer, sbh.<a class="code" href="a02240.html#NLSOUND_1_1CAudioMixerUser_1_1TSampleBankHeadero1">Name</a>[i], <a class="code" href="a04223.html#a637">data</a>, sbh.<a class="code" href="a02240.html#NLSOUND_1_1CAudioMixerUser_1_1TSampleBankHeadero6">SizeMono16</a>[i], <a class="code" href="a05381.html#a80a19">Mono16</a>, sbh.<a class="code" href="a02240.html#NLSOUND_1_1CAudioMixerUser_1_1TSampleBankHeadero0">Freq</a>[i]);
00339 }
00340
00341 <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr0">_ByteSize</a> += ibuffer-><a class="code" href="a02298.html#NLSOUND_1_1IBuffera5">getSize</a>();
00342
00343 <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr5">_Samples</a>[nameId] = ibuffer;
00344
00345 <span class="comment">// Warn the sound bank that the sample are available.</span>
00346 CSoundBank::instance()->bufferLoaded(nameId, ibuffer);
00347 }
00348 free(<a class="code" href="a04223.html#a637">data</a>);
00349
00350 <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankv1">_LoadedSize</a> += <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr0">_ByteSize</a>;
00351 }
00352 <span class="keywordflow">catch</span>(<a class="code" href="a02482.html">Exception</a> &e)
00353 {
00354 <span class="comment">// loading failed !</span>
00355 <a class="code" href="a04199.html#a2">nlwarning</a>(<span class="stringliteral">"Exception %s during loading of sample bank %s"</span>, e.what(), filename.c_str());
00356 <a class="code" href="a02235.html">CAudioMixerUser</a> *mixer = CAudioMixerUser::instance();
00357
00358 <span class="keywordflow">if</span> (mixer-><a class="code" href="a02235.html#NLSOUND_1_1CAudioMixerUsera31">getPackedSheetUpdate</a>())
00359 {
00360 <a class="code" href="a04199.html#a1">nlinfo</a>(<span class="stringliteral">"Deleting offending sound bank, you need to restart to recreate it!"</span>);
00361 CFile::deleteFile(filename);
00362 }
00363 }
00364
00365 _Loaded = <span class="keyword">true</span>;
00366 <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr2">_LoadingDone</a> = <span class="keyword">true</span>;
00367
00368
00369
00371 <span class="comment">/*</span>
00372 <span class="comment"></span>
00373 <span class="comment"> std::string list = CPath::lookup(CStringMapper::unmap(_Name)+CAudioMixerUser::SampleBankListExt, false);</span>
00374 <span class="comment"> if (list.empty())</span>
00375 <span class="comment"> {</span>
00376 <span class="comment"> nlwarning("File %s not found to load sample bank %s", (CStringMapper::unmap(_Name)+CAudioMixerUser::SampleBankListExt).c_str(), CStringMapper::unmap(_Name).c_str());</span>
00377 <span class="comment"> return;</span>
00378 <span class="comment"> }</span>
00379 <span class="comment"></span>
00380 <span class="comment"></span>
00381 <span class="comment"> NLMISC::CIFile sampleBankList(list);</span>
00382 <span class="comment"> sampleBankList.serialCont(filenames);</span>
00383 <span class="comment"></span>
00384 <span class="comment"> for (iter = filenames.begin(); iter != filenames.end(); iter++)</span>
00385 <span class="comment"> {</span>
00386 <span class="comment"> IBuffer* ibuffer = NULL;</span>
00387 <span class="comment"> try</span>
00388 <span class="comment"> {</span>
00389 <span class="comment"> ibuffer = _SoundDriver->createBuffer();</span>
00390 <span class="comment"> nlassert(ibuffer);</span>
00391 <span class="comment"></span>
00392 <span class="comment">// std::string sampleName(CFile::getFilenameWithoutExtension(*iter));</span>
00393 <span class="comment"> NLMISC::TStringId sampleName(CStringMapper::map(CFile::getFilenameWithoutExtension(*iter)));</span>
00394 <span class="comment"></span>
00395 <span class="comment"> if (async)</span>
00396 <span class="comment"> {</span>
00397 <span class="comment"> ibuffer->presetName(sampleName);</span>
00398 <span class="comment"> nldebug("Preloading sample [%s]", CStringMapper::unmap(sampleName).c_str());</span>
00399 <span class="comment"> }</span>
00400 <span class="comment"> else</span>
00401 <span class="comment"> {</span>
00402 <span class="comment"> std::string fullName = NLMISC::CPath::lookup(*iter, false);</span>
00403 <span class="comment"> if (!fullName.empty())</span>
00404 <span class="comment"> {</span>
00405 <span class="comment"> NLMISC::CIFile ifile(fullName);</span>
00406 <span class="comment"> uint size = ifile.getFileSize();</span>
00407 <span class="comment"> uint8 *buffer = new uint8[ifile.getFileSize()];</span>
00408 <span class="comment"> ifile.serialBuffer(buffer, size);</span>
00409 <span class="comment"></span>
00410 <span class="comment"> _SoundDriver->readWavBuffer(ibuffer, fullName, buffer, size);</span>
00411 <span class="comment"> _ByteSize += ibuffer->getSize();</span>
00412 <span class="comment"></span>
00413 <span class="comment"> delete [] buffer;</span>
00414 <span class="comment"> }</span>
00415 <span class="comment"> }</span>
00416 <span class="comment"> _Samples[sampleName] = ibuffer ;</span>
00417 <span class="comment"></span>
00418 <span class="comment"> // Warn the sound bank that the sample are available.</span>
00419 <span class="comment"> CSoundBank::instance()->bufferLoaded(sampleName, ibuffer);</span>
00420 <span class="comment"> }</span>
00421 <span class="comment"> catch (ESoundDriver &e)</span>
00422 <span class="comment"> {</span>
00423 <span class="comment"> if (ibuffer != NULL) {</span>
00424 <span class="comment"> delete ibuffer;</span>
00425 <span class="comment"> ibuffer = NULL;</span>
00426 <span class="comment"> }</span>
00427 <span class="comment"> nlwarning("Problem with file '%s': %s", (*iter).c_str(), e.what());</span>
00428 <span class="comment"> }</span>
00429 <span class="comment"> }</span>
00430 <span class="comment"></span>
00431 <span class="comment"> _Loaded = true;</span>
00432 <span class="comment"></span>
00433 <span class="comment"> if (!async)</span>
00434 <span class="comment"> {</span>
00435 <span class="comment"> _LoadingDone = true;</span>
00436 <span class="comment"> // compute the sample bank size.</span>
00437 <span class="comment"> _LoadedSize += _ByteSize;</span>
00438 <span class="comment"> }</span>
00439 <span class="comment"> else</span>
00440 <span class="comment"> {</span>
00441 <span class="comment"> // fill the loading list.</span>
00442 <span class="comment"> TSampleTable::iterator first(_Samples.begin()), last(_Samples.end());</span>
00443 <span class="comment"> for (; first != last; ++first)</span>
00444 <span class="comment"> {</span>
00445 <span class="comment"> _LoadList.push_back(make_pair(first->second, first->first));</span>
00446 <span class="comment"> }</span>
00447 <span class="comment"> _SplitLoadDone = false;</span>
00448 <span class="comment"> // send the first files</span>
00449 <span class="comment"> for (uint i=0; i<ASYNC_LOADING_SPLIT && !_LoadList.empty(); ++i)</span>
00450 <span class="comment"> {</span>
00451 <span class="comment"> CAsyncFileManagerSound::getInstance().loadWavFile(_LoadList.front().first, CStringMapper::unmap(_LoadList.front().second)+".wav");</span>
00452 <span class="comment"> _LoadList.pop_front();</span>
00453 <span class="comment"> }</span>
00454 <span class="comment"> // add a end loading event...</span>
00455 <span class="comment"> CAsyncFileManagerSound::getInstance().signal(&_SplitLoadDone);</span>
00456 <span class="comment"> // and register for update on the mixer</span>
00457 <span class="comment"> CAudioMixerUser::instance()->registerUpdate(this);</span>
00458 <span class="comment"> }</span>
00459 <span class="comment"> */</span>
00460 }
00461
<a name="l00462"></a><a class="code" href="a03346.html#NLSOUND_1_1CSampleBankd0">00462</a> <span class="keywordtype">void</span> CSampleBank::onUpdate()
00463 {
00464 <span class="keywordflow">if</span> (<a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr7">_SplitLoadDone</a>)
00465 {
00466 <a class="code" href="a04199.html#a0">nldebug</a>(<span class="stringliteral">"Some samples have been loaded"</span>);
00467 <span class="keywordflow">if</span> (<a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr3">_LoadList</a>.empty())
00468 {
00469 <span class="comment">// all the samples are loaded, we can compute the bank size.</span>
00470 TSampleTable::iterator first(<a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr5">_Samples</a>.begin()), last(<a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr5">_Samples</a>.end());
00471 <span class="keywordflow">for</span> (; first != last; ++first)
00472 {
00473 <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr0">_ByteSize</a> += first->second->getSize();
00474 }
00475
00476 <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankv1">_LoadedSize</a> += <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr0">_ByteSize</a>;
00477
00478 <span class="comment">// stop the update.</span>
00479 CAudioMixerUser::instance()->unregisterUpdate(<span class="keyword">this</span>);
00480 <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr2">_LoadingDone</a> = <span class="keyword">true</span>;
00481
00482 <span class="comment">// Force an update in the background manager (can restar stoped sound).</span>
00483 CAudioMixerUser::instance()->getBackgroundSoundManager()->updateBackgroundStatus();
00484
00485 <a class="code" href="a04199.html#a1">nlinfo</a>(<span class="stringliteral">"Sample bank %s loaded."</span>, CStringMapper::unmap(_Name).c_str());
00486 }
00487 <span class="keywordflow">else</span>
00488 {
00489 <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr7">_SplitLoadDone</a> = <span class="keyword">false</span>;
00490 <span class="keywordflow">for</span> (<a class="code" href="a04558.html#a15">uint</a> i=0; i<<a class="code" href="a05381.html#a49">ASYNC_LOADING_SPLIT</a> && !<a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr3">_LoadList</a>.empty(); ++i)
00491 {
00492 CAsyncFileManagerSound::getInstance().loadWavFile(<a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr3">_LoadList</a>.front().first, CStringMapper::unmap(<a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr3">_LoadList</a>.front().second)+<span class="stringliteral">".wav"</span>);
00493 <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr3">_LoadList</a>.pop_front();
00494 }
00495 <span class="comment">// add a end loading event...</span>
00496 CAsyncFileManagerSound::getInstance().signal(&<a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr7">_SplitLoadDone</a>);
00497 }
00498 }
00499 }
00500
00501 <span class="comment">// ********************************************************</span>
00502
<a name="l00503"></a><a class="code" href="a03346.html#NLSOUND_1_1CSampleBanka7">00503</a> <span class="keywordtype">bool</span> CSampleBank::unload()
00504 {
00505 vector<IBuffer*> vec;
00506 TSampleTable::iterator it;
00507
00508 <span class="keywordflow">if</span> (!_Loaded)
00509 {
00510 <a class="code" href="a04199.html#a2">nlwarning</a>(<span class="stringliteral">"Trying to unload an already unloaded bank : %s"</span>, CStringMapper::unmap(_Name).c_str ());
00511 <span class="keywordflow">return</span> <span class="keyword">true</span>;
00512 }
00513
00514 <span class="comment">// need to wait end of load ?</span>
00515 <span class="keywordflow">if</span> (!<a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr2">_LoadingDone</a>)
00516 <span class="keywordflow">return</span> <span class="keyword">false</span>;
00517
00518 <a class="code" href="a04199.html#a1">nlinfo</a>(<span class="stringliteral">"Unloading sample bank %s"</span>, CStringMapper::unmap(_Name).c_str());
00519
00520 <span class="keywordflow">for</span> (it = <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr5">_Samples</a>.begin(); it != <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr5">_Samples</a>.end(); ++it)
00521 {
00522 <a class="code" href="a02298.html">IBuffer</a> *<a class="code" href="a04223.html#a589">buffer</a> = it->second;
00523 <span class="keywordflow">if</span> (<a class="code" href="a04223.html#a589">buffer</a>)
00524 {
00525 <span class="keyword">const</span> NLMISC::TStringId & bufferName = <a class="code" href="a04223.html#a589">buffer</a>->getName();
00526
00527 <span class="comment">// Warn the mixer to stop any track playing this buffer.</span>
00528 CAudioMixerUser::instance()->bufferUnloaded(<a class="code" href="a04223.html#a589">buffer</a>);
00529 <span class="comment">// Warn the sound banks abount this buffer.</span>
00530 CSoundBank::instance()->bufferUnloaded(bufferName);
00531
00532 <span class="comment">// delete</span>
00533 it->second = NULL;
00534 <span class="keyword">delete</span> <a class="code" href="a04223.html#a589">buffer</a>;
00535 }
00536 }
00537
00538 _Loaded = <span class="keyword">false</span>;
00539
00540 <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankv1">_LoadedSize</a> -= <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr0">_ByteSize</a>;
00541 <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr0">_ByteSize</a> = 0;
00542
00543 <span class="keywordflow">return</span> <span class="keyword">true</span>;
00544 }
00545
00546 <span class="comment">// ********************************************************</span>
00547
<a name="l00548"></a><a class="code" href="a03346.html#NLSOUND_1_1CSampleBanka5">00548</a> <span class="keywordtype">bool</span> CSampleBank::isLoaded()
00549 {
00550 <span class="keywordflow">return</span> _Loaded;
00551 }
00552
00553 <span class="comment">// ********************************************************</span>
00554
<a name="l00555"></a><a class="code" href="a03346.html#NLSOUND_1_1CSampleBanka3">00555</a> <a class="code" href="a02298.html">IBuffer</a>* CSampleBank::getSample(<span class="keyword">const</span> NLMISC::TStringId &name)
00556 {
00557 {
00558 <span class="comment">/* // dump the sample list.</span>
00559 <span class="comment"> TSampleTable::iterator it (_Samples.begin()), last(_Samples.end());</span>
00560 <span class="comment"> std::string s;</span>
00561 <span class="comment"></span>
00562 <span class="comment">// while (first != last)</span>
00563 <span class="comment"> for (it = _Samples.begin(); it != _Samples.end(); ++it)</span>
00564 <span class="comment"> {</span>
00565 <span class="comment"> s += std::string(" [")+it->first+"] ";</span>
00566 <span class="comment"> //first++;</span>
00567 <span class="comment"> }</span>
00568 <span class="comment"></span>
00569 <span class="comment"> nldebug("getSample(%s) : sample list = [%s]", name, s.c_str());</span>
00570 <span class="comment">*/</span>
00571 }
00572
00573 <span class="comment">// Find sound</span>
00574 TSampleTable::iterator iter = <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr5">_Samples</a>.find(name);
00575 <span class="keywordflow">if</span> ( iter == <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr5">_Samples</a>.end() )
00576 {
00577 <span class="keywordflow">return</span> 0;
00578 }
00579 <span class="keywordflow">else</span>
00580 {
00581 <span class="keywordflow">return</span> (*iter).second;
00582 }
00583 }
00584
00585 <span class="comment">// ********************************************************</span>
00586
<a name="l00587"></a><a class="code" href="a03346.html#NLSOUND_1_1CSampleBanka0">00587</a> <a class="code" href="a04558.html#a15">uint</a> CSampleBank::countSamples()
00588 {
00589 <span class="keywordflow">return</span> <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr5">_Samples</a>.size();
00590 }
00591
00592 <span class="comment">// ********************************************************</span>
00593
<a name="l00594"></a><a class="code" href="a03346.html#NLSOUND_1_1CSampleBanka4">00594</a> <a class="code" href="a04558.html#a15">uint</a> CSampleBank::getSize()
00595 {
00596 <a class="code" href="a04558.html#a15">uint</a> <a class="code" href="a04223.html#a587">size</a> = 0;
00597
00598 TSampleTable::const_iterator iter;
00599 <span class="keywordflow">for</span> (iter = <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr5">_Samples</a>.begin(); iter != <a class="code" href="a03346.html#NLSOUND_1_1CSampleBankr5">_Samples</a>.end(); iter++)
00600 {
00601 <a class="code" href="a04223.html#a587">size</a> += (*iter).second->getSize();
00602 }
00603
00604 <span class="keywordflow">return</span> <a class="code" href="a04223.html#a587">size</a>;
00605 }
00606
<a name="l00607"></a><a class="code" href="a03346.html#NLSOUND_1_1CSampleBanke5">00607</a> <span class="keywordtype">void</span> CSampleBank::releaseAll()
00608 {
00609 <a class="code" href="a04199.html#a0">nldebug</a>( <span class="stringliteral">"SampleBanks: Releasing..."</span> );
00610
00611 <span class="keywordflow">while</span> (!_Banks.empty())
00612 {
00613 <span class="keyword">delete</span> _Banks.begin()->second;
00614 }
00615 <a class="code" href="a04199.html#a0">nldebug</a>( <span class="stringliteral">"SampleBanks: Released"</span> );
00616 }
00617
00618
00619
00620 } <span class="comment">// namespace NLSOUND</span>
00621
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Tue Mar 16 06:35:55 2004 for NeL by
<a href="http://www.doxygen.org/index.html">
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</a>1.3.6 </small></address>
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