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#include <iostream> |
#include <iostream> |
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namespace gig { namespace { |
namespace gig { |
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30 |
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// *************** progress_t *************** |
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// * |
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33 |
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progress_t::progress_t() { |
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callback = NULL; |
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custom = NULL; |
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__range_min = 0.0f; |
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__range_max = 1.0f; |
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} |
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40 |
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// private helper function to convert progress of a subprocess into the global progress |
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static void __notify_progress(progress_t* pProgress, float subprogress) { |
42 |
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if (pProgress && pProgress->callback) { |
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const float totalrange = pProgress->__range_max - pProgress->__range_min; |
44 |
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const float totalprogress = pProgress->__range_min + subprogress * totalrange; |
45 |
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pProgress->factor = totalprogress; |
46 |
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pProgress->callback(pProgress); // now actually notify about the progress |
47 |
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} |
48 |
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} |
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// private helper function to divide a progress into subprogresses |
51 |
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static void __divide_progress(progress_t* pParentProgress, progress_t* pSubProgress, float totalTasks, float currentTask) { |
52 |
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if (pParentProgress && pParentProgress->callback) { |
53 |
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const float totalrange = pParentProgress->__range_max - pParentProgress->__range_min; |
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pSubProgress->callback = pParentProgress->callback; |
55 |
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pSubProgress->custom = pParentProgress->custom; |
56 |
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pSubProgress->__range_min = pParentProgress->__range_min + totalrange * currentTask / totalTasks; |
57 |
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pSubProgress->__range_max = pSubProgress->__range_min + totalrange / totalTasks; |
58 |
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} |
59 |
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} |
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61 |
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62 |
// *************** Internal functions for sample decopmression *************** |
// *************** Internal functions for sample decopmression *************** |
63 |
// * |
// * |
64 |
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65 |
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namespace { |
66 |
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67 |
inline int get12lo(const unsigned char* pSrc) |
inline int get12lo(const unsigned char* pSrc) |
68 |
{ |
{ |
69 |
const int x = pSrc[0] | (pSrc[1] & 0x0f) << 8; |
const int x = pSrc[0] | (pSrc[1] & 0x0f) << 8; |
128 |
void Decompress24(int compressionmode, const unsigned char* params, |
void Decompress24(int compressionmode, const unsigned char* params, |
129 |
int dstStep, const unsigned char* pSrc, int16_t* pDst, |
int dstStep, const unsigned char* pSrc, int16_t* pDst, |
130 |
unsigned long currentframeoffset, |
unsigned long currentframeoffset, |
131 |
unsigned long copysamples) |
unsigned long copysamples, int truncatedBits) |
132 |
{ |
{ |
133 |
// Note: The 24 bits are truncated to 16 bits for now. |
// Note: The 24 bits are truncated to 16 bits for now. |
134 |
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135 |
// Note: The calculation of the initial value of y is strange |
int y, dy, ddy, dddy; |
136 |
// and not 100% correct. What should the first two parameters |
const int shift = 8 - truncatedBits; |
137 |
// really be used for? Why are they two? The correct value for |
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138 |
// y seems to lie somewhere between the values of the first |
#define GET_PARAMS(params) \ |
139 |
// two parameters. |
y = get24(params); \ |
140 |
// |
dy = y - get24((params) + 3); \ |
141 |
// Strange thing #2: The formula in SKIP_ONE gives values for |
ddy = get24((params) + 6); \ |
142 |
// y that are twice as high as they should be. That's why |
dddy = get24((params) + 9) |
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// COPY_ONE shifts 9 steps instead of 8, and also why y is |
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// initialized with a sum instead of a mean value. |
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int y, dy, ddy; |
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#define GET_PARAMS(params) \ |
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y = (get24(params) + get24((params) + 3)); \ |
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dy = get24((params) + 6); \ |
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ddy = get24((params) + 9) |
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143 |
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144 |
#define SKIP_ONE(x) \ |
#define SKIP_ONE(x) \ |
145 |
ddy -= (x); \ |
dddy -= (x); \ |
146 |
dy -= ddy; \ |
ddy -= dddy; \ |
147 |
y -= dy |
dy = -dy - ddy; \ |
148 |
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y += dy |
149 |
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150 |
#define COPY_ONE(x) \ |
#define COPY_ONE(x) \ |
151 |
SKIP_ONE(x); \ |
SKIP_ONE(x); \ |
152 |
*pDst = y >> 9; \ |
*pDst = y >> shift; \ |
153 |
pDst += dstStep |
pDst += dstStep |
154 |
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155 |
switch (compressionmode) { |
switch (compressionmode) { |
156 |
case 2: // 24 bit uncompressed |
case 2: // 24 bit uncompressed |
157 |
pSrc += currentframeoffset * 3; |
pSrc += currentframeoffset * 3; |
158 |
while (copysamples) { |
while (copysamples) { |
159 |
*pDst = get24(pSrc) >> 8; |
*pDst = get24(pSrc) >> shift; |
160 |
pDst += dstStep; |
pDst += dstStep; |
161 |
pSrc += 3; |
pSrc += 3; |
162 |
copysamples--; |
copysamples--; |
232 |
unsigned int Sample::Instances = 0; |
unsigned int Sample::Instances = 0; |
233 |
buffer_t Sample::InternalDecompressionBuffer; |
buffer_t Sample::InternalDecompressionBuffer; |
234 |
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235 |
Sample::Sample(File* pFile, RIFF::List* waveList, unsigned long WavePoolOffset) : DLS::Sample((DLS::File*) pFile, waveList, WavePoolOffset) { |
Sample::Sample(File* pFile, RIFF::List* waveList, unsigned long WavePoolOffset, unsigned long fileNo) : DLS::Sample((DLS::File*) pFile, waveList, WavePoolOffset) { |
236 |
Instances++; |
Instances++; |
237 |
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FileNo = fileNo; |
238 |
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239 |
RIFF::Chunk* _3gix = waveList->GetSubChunk(CHUNK_ID_3GIX); |
RIFF::Chunk* _3gix = waveList->GetSubChunk(CHUNK_ID_3GIX); |
240 |
if (!_3gix) throw gig::Exception("Mandatory chunks in <wave> list chunk not found."); |
if (!_3gix) throw gig::Exception("Mandatory chunks in <wave> list chunk not found."); |
266 |
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267 |
if (BitDepth > 24) throw gig::Exception("Only samples up to 24 bit supported"); |
if (BitDepth > 24) throw gig::Exception("Only samples up to 24 bit supported"); |
268 |
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269 |
Compressed = (waveList->GetSubChunk(CHUNK_ID_EWAV)); |
RIFF::Chunk* ewav = waveList->GetSubChunk(CHUNK_ID_EWAV); |
270 |
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Compressed = ewav; |
271 |
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Dithered = false; |
272 |
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TruncatedBits = 0; |
273 |
if (Compressed) { |
if (Compressed) { |
274 |
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uint32_t version = ewav->ReadInt32(); |
275 |
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if (version == 3 && BitDepth == 24) { |
276 |
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Dithered = ewav->ReadInt32(); |
277 |
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ewav->SetPos(Channels == 2 ? 84 : 64); |
278 |
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TruncatedBits = ewav->ReadInt32(); |
279 |
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} |
280 |
ScanCompressedSample(); |
ScanCompressedSample(); |
281 |
} |
} |
282 |
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285 |
InternalDecompressionBuffer.pStart = new unsigned char[INITIAL_SAMPLE_BUFFER_SIZE]; |
InternalDecompressionBuffer.pStart = new unsigned char[INITIAL_SAMPLE_BUFFER_SIZE]; |
286 |
InternalDecompressionBuffer.Size = INITIAL_SAMPLE_BUFFER_SIZE; |
InternalDecompressionBuffer.Size = INITIAL_SAMPLE_BUFFER_SIZE; |
287 |
} |
} |
288 |
FrameOffset = 0; // just for streaming compressed samples |
FrameOffset = 0; // just for streaming compressed samples |
289 |
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290 |
LoopSize = LoopEnd - LoopStart; |
LoopSize = LoopEnd - LoopStart; |
291 |
} |
} |
882 |
const unsigned char* const param_r = pSrc; |
const unsigned char* const param_r = pSrc; |
883 |
if (mode_r != 2) pSrc += 12; |
if (mode_r != 2) pSrc += 12; |
884 |
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885 |
Decompress24(mode_l, param_l, 2, pSrc, pDst, skipsamples, copysamples); |
Decompress24(mode_l, param_l, 2, pSrc, pDst, |
886 |
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skipsamples, copysamples, TruncatedBits); |
887 |
Decompress24(mode_r, param_r, 2, pSrc + rightChannelOffset, pDst + 1, |
Decompress24(mode_r, param_r, 2, pSrc + rightChannelOffset, pDst + 1, |
888 |
skipsamples, copysamples); |
skipsamples, copysamples, TruncatedBits); |
889 |
pDst += copysamples << 1; |
pDst += copysamples << 1; |
890 |
} |
} |
891 |
else { // Mono |
else { // Mono |
892 |
Decompress24(mode_l, param_l, 1, pSrc, pDst, skipsamples, copysamples); |
Decompress24(mode_l, param_l, 1, pSrc, pDst, |
893 |
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skipsamples, copysamples, TruncatedBits); |
894 |
pDst += copysamples; |
pDst += copysamples; |
895 |
} |
} |
896 |
} |
} |
1151 |
VCFType = vcf_type_lowpassturbo; |
VCFType = vcf_type_lowpassturbo; |
1152 |
} |
} |
1153 |
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1154 |
// get the corresponding velocity->volume table from the table map or create & calculate that table if it doesn't exist yet |
pVelocityAttenuationTable = GetVelocityTable(VelocityResponseCurve, |
1155 |
uint32_t tableKey = (VelocityResponseCurve<<16) | (VelocityResponseDepth<<8) | VelocityResponseCurveScaling; |
VelocityResponseDepth, |
1156 |
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VelocityResponseCurveScaling); |
1157 |
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1158 |
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curve_type_t curveType = ReleaseVelocityResponseCurve; |
1159 |
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uint8_t depth = ReleaseVelocityResponseDepth; |
1160 |
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1161 |
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// this models a strange behaviour or bug in GSt: two of the |
1162 |
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// velocity response curves for release time are not used even |
1163 |
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// if specified, instead another curve is chosen. |
1164 |
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1165 |
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if ((curveType == curve_type_nonlinear && depth == 0) || |
1166 |
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(curveType == curve_type_special && depth == 4)) { |
1167 |
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curveType = curve_type_nonlinear; |
1168 |
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depth = 3; |
1169 |
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} |
1170 |
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pVelocityReleaseTable = GetVelocityTable(curveType, depth, 0); |
1171 |
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1172 |
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SampleAttenuation = pow(10.0, -Gain / (20.0 * 655360)); |
1173 |
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} |
1174 |
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1175 |
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// get the corresponding velocity table from the table map or create & calculate that table if it doesn't exist yet |
1176 |
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double* DimensionRegion::GetVelocityTable(curve_type_t curveType, uint8_t depth, uint8_t scaling) |
1177 |
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{ |
1178 |
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double* table; |
1179 |
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uint32_t tableKey = (curveType<<16) | (depth<<8) | scaling; |
1180 |
if (pVelocityTables->count(tableKey)) { // if key exists |
if (pVelocityTables->count(tableKey)) { // if key exists |
1181 |
pVelocityAttenuationTable = (*pVelocityTables)[tableKey]; |
table = (*pVelocityTables)[tableKey]; |
1182 |
} |
} |
1183 |
else { |
else { |
1184 |
pVelocityAttenuationTable = |
table = CreateVelocityTable(curveType, depth, scaling); |
1185 |
CreateVelocityTable(VelocityResponseCurve, |
(*pVelocityTables)[tableKey] = table; // put the new table into the tables map |
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VelocityResponseDepth, |
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VelocityResponseCurveScaling); |
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(*pVelocityTables)[tableKey] = pVelocityAttenuationTable; // put the new table into the tables map |
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1186 |
} |
} |
1187 |
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return table; |
1188 |
} |
} |
1189 |
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1190 |
leverage_ctrl_t DimensionRegion::DecodeLeverageController(_lev_ctrl_t EncodedController) { |
leverage_ctrl_t DimensionRegion::DecodeLeverageController(_lev_ctrl_t EncodedController) { |
1335 |
return pVelocityAttenuationTable[MIDIKeyVelocity]; |
return pVelocityAttenuationTable[MIDIKeyVelocity]; |
1336 |
} |
} |
1337 |
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1338 |
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double DimensionRegion::GetVelocityRelease(uint8_t MIDIKeyVelocity) { |
1339 |
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return pVelocityReleaseTable[MIDIKeyVelocity]; |
1340 |
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} |
1341 |
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1342 |
double* DimensionRegion::CreateVelocityTable(curve_type_t curveType, uint8_t depth, uint8_t scaling) { |
double* DimensionRegion::CreateVelocityTable(curve_type_t curveType, uint8_t depth, uint8_t scaling) { |
1343 |
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1344 |
// line-segment approximations of the 15 velocity curves |
// line-segment approximations of the 15 velocity curves |
1440 |
pDimensionDefinitions[i].zones = 0x01 << bits; // = pow(2,bits) |
pDimensionDefinitions[i].zones = 0x01 << bits; // = pow(2,bits) |
1441 |
pDimensionDefinitions[i].split_type = (dimension == dimension_layer || |
pDimensionDefinitions[i].split_type = (dimension == dimension_layer || |
1442 |
dimension == dimension_samplechannel || |
dimension == dimension_samplechannel || |
1443 |
dimension == dimension_releasetrigger) ? split_type_bit |
dimension == dimension_releasetrigger || |
1444 |
: split_type_normal; |
dimension == dimension_roundrobin || |
1445 |
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dimension == dimension_random) ? split_type_bit |
1446 |
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: split_type_normal; |
1447 |
pDimensionDefinitions[i].ranges = NULL; // it's not possible to check velocity dimensions for custom defined ranges at this point |
pDimensionDefinitions[i].ranges = NULL; // it's not possible to check velocity dimensions for custom defined ranges at this point |
1448 |
pDimensionDefinitions[i].zone_size = |
pDimensionDefinitions[i].zone_size = |
1449 |
(pDimensionDefinitions[i].split_type == split_type_normal) ? 128 / pDimensionDefinitions[i].zones |
(pDimensionDefinitions[i].split_type == split_type_normal) ? 128 / pDimensionDefinitions[i].zones |
1599 |
else return static_cast<gig::Sample*>(pSample = GetSampleFromWavePool(WavePoolTableIndex)); |
else return static_cast<gig::Sample*>(pSample = GetSampleFromWavePool(WavePoolTableIndex)); |
1600 |
} |
} |
1601 |
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1602 |
Sample* Region::GetSampleFromWavePool(unsigned int WavePoolTableIndex) { |
Sample* Region::GetSampleFromWavePool(unsigned int WavePoolTableIndex, progress_t* pProgress) { |
1603 |
if ((int32_t)WavePoolTableIndex == -1) return NULL; |
if ((int32_t)WavePoolTableIndex == -1) return NULL; |
1604 |
File* file = (File*) GetParent()->GetParent(); |
File* file = (File*) GetParent()->GetParent(); |
1605 |
unsigned long soughtoffset = file->pWavePoolTable[WavePoolTableIndex]; |
unsigned long soughtoffset = file->pWavePoolTable[WavePoolTableIndex]; |
1606 |
Sample* sample = file->GetFirstSample(); |
unsigned long soughtfileno = file->pWavePoolTableHi[WavePoolTableIndex]; |
1607 |
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Sample* sample = file->GetFirstSample(pProgress); |
1608 |
while (sample) { |
while (sample) { |
1609 |
if (sample->ulWavePoolOffset == soughtoffset) return static_cast<gig::Sample*>(pSample = sample); |
if (sample->ulWavePoolOffset == soughtoffset && |
1610 |
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sample->FileNo == soughtfileno) return static_cast<gig::Sample*>(pSample = sample); |
1611 |
sample = file->GetNextSample(); |
sample = file->GetNextSample(); |
1612 |
} |
} |
1613 |
return NULL; |
return NULL; |
1618 |
// *************** Instrument *************** |
// *************** Instrument *************** |
1619 |
// * |
// * |
1620 |
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1621 |
Instrument::Instrument(File* pFile, RIFF::List* insList) : DLS::Instrument((DLS::File*)pFile, insList) { |
Instrument::Instrument(File* pFile, RIFF::List* insList, progress_t* pProgress) : DLS::Instrument((DLS::File*)pFile, insList) { |
1622 |
// Initialization |
// Initialization |
1623 |
for (int i = 0; i < 128; i++) RegionKeyTable[i] = NULL; |
for (int i = 0; i < 128; i++) RegionKeyTable[i] = NULL; |
1624 |
RegionIndex = -1; |
RegionIndex = -1; |
1649 |
unsigned int iRegion = 0; |
unsigned int iRegion = 0; |
1650 |
while (rgn) { |
while (rgn) { |
1651 |
if (rgn->GetListType() == LIST_TYPE_RGN) { |
if (rgn->GetListType() == LIST_TYPE_RGN) { |
1652 |
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__notify_progress(pProgress, (float) iRegion / (float) Regions); |
1653 |
pRegions[iRegion] = new Region(this, rgn); |
pRegions[iRegion] = new Region(this, rgn); |
1654 |
iRegion++; |
iRegion++; |
1655 |
} |
} |
1662 |
RegionKeyTable[iKey] = pRegions[iReg]; |
RegionKeyTable[iKey] = pRegions[iReg]; |
1663 |
} |
} |
1664 |
} |
} |
1665 |
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1666 |
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__notify_progress(pProgress, 1.0f); // notify done |
1667 |
} |
} |
1668 |
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1669 |
Instrument::~Instrument() { |
Instrument::~Instrument() { |
1750 |
pInstruments->clear(); |
pInstruments->clear(); |
1751 |
delete pInstruments; |
delete pInstruments; |
1752 |
} |
} |
1753 |
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// free extension files |
1754 |
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for (std::list<RIFF::File*>::iterator i = ExtensionFiles.begin() ; i != ExtensionFiles.end() ; i++) |
1755 |
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delete *i; |
1756 |
} |
} |
1757 |
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1758 |
Sample* File::GetFirstSample() { |
Sample* File::GetFirstSample(progress_t* pProgress) { |
1759 |
if (!pSamples) LoadSamples(); |
if (!pSamples) LoadSamples(pProgress); |
1760 |
if (!pSamples) return NULL; |
if (!pSamples) return NULL; |
1761 |
SamplesIterator = pSamples->begin(); |
SamplesIterator = pSamples->begin(); |
1762 |
return static_cast<gig::Sample*>( (SamplesIterator != pSamples->end()) ? *SamplesIterator : NULL ); |
return static_cast<gig::Sample*>( (SamplesIterator != pSamples->end()) ? *SamplesIterator : NULL ); |
1768 |
return static_cast<gig::Sample*>( (SamplesIterator != pSamples->end()) ? *SamplesIterator : NULL ); |
return static_cast<gig::Sample*>( (SamplesIterator != pSamples->end()) ? *SamplesIterator : NULL ); |
1769 |
} |
} |
1770 |
|
|
1771 |
void File::LoadSamples() { |
void File::LoadSamples(progress_t* pProgress) { |
1772 |
RIFF::List* wvpl = pRIFF->GetSubList(LIST_TYPE_WVPL); |
RIFF::File* file = pRIFF; |
1773 |
if (wvpl) { |
|
1774 |
unsigned long wvplFileOffset = wvpl->GetFilePos(); |
// just for progress calculation |
1775 |
RIFF::List* wave = wvpl->GetFirstSubList(); |
int iSampleIndex = 0; |
1776 |
while (wave) { |
int iTotalSamples = WavePoolCount; |
1777 |
if (wave->GetListType() == LIST_TYPE_WAVE) { |
|
1778 |
if (!pSamples) pSamples = new SampleList; |
// check if samples should be loaded from extension files |
1779 |
unsigned long waveFileOffset = wave->GetFilePos(); |
int lastFileNo = 0; |
1780 |
pSamples->push_back(new Sample(this, wave, waveFileOffset - wvplFileOffset)); |
for (int i = 0 ; i < WavePoolCount ; i++) { |
1781 |
|
if (pWavePoolTableHi[i] > lastFileNo) lastFileNo = pWavePoolTableHi[i]; |
1782 |
|
} |
1783 |
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String name(pRIFF->Filename); |
1784 |
|
int nameLen = pRIFF->Filename.length(); |
1785 |
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char suffix[6]; |
1786 |
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if (nameLen > 4 && pRIFF->Filename.substr(nameLen - 4) == ".gig") nameLen -= 4; |
1787 |
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|
1788 |
|
for (int fileNo = 0 ; ; ) { |
1789 |
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RIFF::List* wvpl = file->GetSubList(LIST_TYPE_WVPL); |
1790 |
|
if (wvpl) { |
1791 |
|
unsigned long wvplFileOffset = wvpl->GetFilePos(); |
1792 |
|
RIFF::List* wave = wvpl->GetFirstSubList(); |
1793 |
|
while (wave) { |
1794 |
|
if (wave->GetListType() == LIST_TYPE_WAVE) { |
1795 |
|
// notify current progress |
1796 |
|
const float subprogress = (float) iSampleIndex / (float) iTotalSamples; |
1797 |
|
__notify_progress(pProgress, subprogress); |
1798 |
|
|
1799 |
|
if (!pSamples) pSamples = new SampleList; |
1800 |
|
unsigned long waveFileOffset = wave->GetFilePos(); |
1801 |
|
pSamples->push_back(new Sample(this, wave, waveFileOffset - wvplFileOffset, fileNo)); |
1802 |
|
|
1803 |
|
iSampleIndex++; |
1804 |
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} |
1805 |
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wave = wvpl->GetNextSubList(); |
1806 |
} |
} |
1807 |
wave = wvpl->GetNextSubList(); |
|
1808 |
|
if (fileNo == lastFileNo) break; |
1809 |
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|
1810 |
|
// open extension file (*.gx01, *.gx02, ...) |
1811 |
|
fileNo++; |
1812 |
|
sprintf(suffix, ".gx%02d", fileNo); |
1813 |
|
name.replace(nameLen, 5, suffix); |
1814 |
|
file = new RIFF::File(name); |
1815 |
|
ExtensionFiles.push_back(file); |
1816 |
} |
} |
1817 |
|
else throw gig::Exception("Mandatory <wvpl> chunk not found."); |
1818 |
} |
} |
1819 |
else throw gig::Exception("Mandatory <wvpl> chunk not found."); |
|
1820 |
|
__notify_progress(pProgress, 1.0); // notify done |
1821 |
} |
} |
1822 |
|
|
1823 |
Instrument* File::GetFirstInstrument() { |
Instrument* File::GetFirstInstrument() { |
1836 |
/** |
/** |
1837 |
* Returns the instrument with the given index. |
* Returns the instrument with the given index. |
1838 |
* |
* |
1839 |
|
* @param index - number of the sought instrument (0..n) |
1840 |
|
* @param pProgress - optional: callback function for progress notification |
1841 |
* @returns sought instrument or NULL if there's no such instrument |
* @returns sought instrument or NULL if there's no such instrument |
1842 |
*/ |
*/ |
1843 |
Instrument* File::GetInstrument(uint index) { |
Instrument* File::GetInstrument(uint index, progress_t* pProgress) { |
1844 |
if (!pInstruments) LoadInstruments(); |
if (!pInstruments) { |
1845 |
|
// TODO: hack - we simply load ALL samples here, it would have been done in the Region constructor anyway (ATM) |
1846 |
|
|
1847 |
|
// sample loading subtask |
1848 |
|
progress_t subprogress; |
1849 |
|
__divide_progress(pProgress, &subprogress, 3.0f, 0.0f); // randomly schedule 33% for this subtask |
1850 |
|
__notify_progress(&subprogress, 0.0f); |
1851 |
|
GetFirstSample(&subprogress); // now force all samples to be loaded |
1852 |
|
__notify_progress(&subprogress, 1.0f); |
1853 |
|
|
1854 |
|
// instrument loading subtask |
1855 |
|
if (pProgress && pProgress->callback) { |
1856 |
|
subprogress.__range_min = subprogress.__range_max; |
1857 |
|
subprogress.__range_max = pProgress->__range_max; // schedule remaining percentage for this subtask |
1858 |
|
} |
1859 |
|
__notify_progress(&subprogress, 0.0f); |
1860 |
|
LoadInstruments(&subprogress); |
1861 |
|
__notify_progress(&subprogress, 1.0f); |
1862 |
|
} |
1863 |
if (!pInstruments) return NULL; |
if (!pInstruments) return NULL; |
1864 |
InstrumentsIterator = pInstruments->begin(); |
InstrumentsIterator = pInstruments->begin(); |
1865 |
for (uint i = 0; InstrumentsIterator != pInstruments->end(); i++) { |
for (uint i = 0; InstrumentsIterator != pInstruments->end(); i++) { |
1869 |
return NULL; |
return NULL; |
1870 |
} |
} |
1871 |
|
|
1872 |
void File::LoadInstruments() { |
void File::LoadInstruments(progress_t* pProgress) { |
1873 |
RIFF::List* lstInstruments = pRIFF->GetSubList(LIST_TYPE_LINS); |
RIFF::List* lstInstruments = pRIFF->GetSubList(LIST_TYPE_LINS); |
1874 |
if (lstInstruments) { |
if (lstInstruments) { |
1875 |
|
int iInstrumentIndex = 0; |
1876 |
RIFF::List* lstInstr = lstInstruments->GetFirstSubList(); |
RIFF::List* lstInstr = lstInstruments->GetFirstSubList(); |
1877 |
while (lstInstr) { |
while (lstInstr) { |
1878 |
if (lstInstr->GetListType() == LIST_TYPE_INS) { |
if (lstInstr->GetListType() == LIST_TYPE_INS) { |
1879 |
|
// notify current progress |
1880 |
|
const float localProgress = (float) iInstrumentIndex / (float) Instruments; |
1881 |
|
__notify_progress(pProgress, localProgress); |
1882 |
|
|
1883 |
|
// divide local progress into subprogress for loading current Instrument |
1884 |
|
progress_t subprogress; |
1885 |
|
__divide_progress(pProgress, &subprogress, Instruments, iInstrumentIndex); |
1886 |
|
|
1887 |
if (!pInstruments) pInstruments = new InstrumentList; |
if (!pInstruments) pInstruments = new InstrumentList; |
1888 |
pInstruments->push_back(new Instrument(this, lstInstr)); |
pInstruments->push_back(new Instrument(this, lstInstr, &subprogress)); |
1889 |
|
|
1890 |
|
iInstrumentIndex++; |
1891 |
} |
} |
1892 |
lstInstr = lstInstruments->GetNextSubList(); |
lstInstr = lstInstruments->GetNextSubList(); |
1893 |
} |
} |
1894 |
|
__notify_progress(pProgress, 1.0); // notify done |
1895 |
} |
} |
1896 |
else throw gig::Exception("Mandatory <lins> list chunk not found."); |
else throw gig::Exception("Mandatory <lins> list chunk not found."); |
1897 |
} |
} |
1908 |
std::cout << "gig::Exception: " << Message << std::endl; |
std::cout << "gig::Exception: " << Message << std::endl; |
1909 |
} |
} |
1910 |
|
|
1911 |
|
|
1912 |
|
// *************** functions *************** |
1913 |
|
// * |
1914 |
|
|
1915 |
|
/** |
1916 |
|
* Returns the name of this C++ library. This is usually "libgig" of |
1917 |
|
* course. This call is equivalent to RIFF::libraryName() and |
1918 |
|
* DLS::libraryName(). |
1919 |
|
*/ |
1920 |
|
String libraryName() { |
1921 |
|
return PACKAGE; |
1922 |
|
} |
1923 |
|
|
1924 |
|
/** |
1925 |
|
* Returns version of this C++ library. This call is equivalent to |
1926 |
|
* RIFF::libraryVersion() and DLS::libraryVersion(). |
1927 |
|
*/ |
1928 |
|
String libraryVersion() { |
1929 |
|
return VERSION; |
1930 |
|
} |
1931 |
|
|
1932 |
} // namespace gig |
} // namespace gig |