bool FrTextSpans::addMetaData(const FrStruct *meta)
{
bool success = false ;
if (meta)
{
FrList *fields = meta->fieldNames() ;
while (fields)
{
FrSymbol *key = (FrSymbol*)poplist(fields) ;
addMetaData(key,meta->get(key)) ;
success = true ;
}
}
return success ;
}
bool FrTextSpan::updateMetaData(const FrStruct *meta)
{
bool changed = false ;
if (meta)
{
FrList *fields = meta->fieldNames() ;
while (fields)
{
FrSymbol *field = (FrSymbol*)poplist(fields) ;
FrObject *value = meta->get(field) ;
if (value &&addMetaData(field,value))
changed = true ;
}
}
return changed ;
}
void CModel::mergeMetaData(_In_ CModel * pSourceModel)
{
if (pSourceModel == nullptr)
throw CNMRException(NMR_ERROR_INVALIDPARAM);
nfUint32 nCount = pSourceModel->getMetaDataCount();
nfUint32 nIndex;
for (nIndex = 0; nIndex < nCount; nIndex++) {
std::wstring sName;
std::wstring sValue;
pSourceModel->getMetaData(nIndex, sName, sValue);
addMetaData(sName, sValue);
}
}
void FrTextSpans::makeWordSpans(const FrList *defn)
{
FrString *concat = new FrString(defn) ;
m_text = FrDupString(concat->stringValue()) ;
free_object(concat) ;
if (setPositionMap())
{
m_spancount = defn->simplelistlength() ;
m_spans = FrNewN(FrTextSpan,m_spancount) ;
if (!m_spans)
{
m_spancount = 0 ;
return ;
}
size_t spannum = 0 ;
size_t start = 0 ;
size_t end = 0 ;
for ( ; defn ; defn = defn->rest())
{
FrObject *def = defn->first() ;
if (def && def->structp())
{
addMetaData((FrStruct*)def) ;
continue ;
}
const char *item = FrPrintableName(def) ;
if (!item)
item = "" ;
for (const char *i = item ; *i ; i++)
{
if (!Fr_isspace(*i))
end++ ;
}
if (end > 0)
m_spans[spannum++].init(start,end-1,DEFAULT_SCORE,DEFAULT_WEIGHT,
item,this) ;
m_sorted = false ;
start = end ;
}
m_spancount = spannum ;
}
return ;
}
void FrTextSpans::parseSpans(const FrList *spans, size_t numstrings)
{
for (const FrList *sp = spans ; sp ; sp = sp->rest())
{
const FrObject *item = sp->first() ;
if (item && (item->stringp() || item->symbolp()))
{
m_text = FrDupString(FrPrintableName(item)) ;
if (m_text && setPositionMap())
break ;
return ;
}
}
m_spancount = spans->simplelistlength() - numstrings ;
m_spans = FrNewN(FrTextSpan,m_spancount) ;
if (!m_spans)
{
m_spancount = 0 ;
return ;
}
size_t count = 0 ;
for ( ; spans ; spans = spans->rest())
{
FrList *span = (FrList*)spans->first() ;
if (!span)
continue ;
if (span->consp() && m_spans[count].parse(span,this))
{
count++ ;
m_sorted = false ;
}
else if (span->structp())
{
FrStruct *meta = (FrStruct*)span ;
if (meta->typeName() &&
Fr_stricmp(FrPrintableName(meta->typeName()),"META") == 0)
addMetaData(meta) ;
}
}
m_spancount = count ;
return ;
}
void PtexWriterBase::writeMeta(const char* key, const double* value, int count)
{
addMetaData(key, mdt_double, value, count*sizeof(double));
}
void PtexWriterBase::writeMeta(const char* key, const float* value, int count)
{
addMetaData(key, mdt_float, value, count*sizeof(float));
}
void PtexWriterBase::writeMeta(const char* key, const int32_t* value, int count)
{
addMetaData(key, mdt_int32, value, count*sizeof(int32_t));
}
void PtexWriterBase::writeMeta(const char* key, const int8_t* value, int count)
{
addMetaData(key, mdt_int8, value, count);
}
void PtexWriterBase::writeMeta(const char* key, const char* value)
{
addMetaData(key, mdt_string, value, int(strlen(value)+1));
}
bool FrTextSpans::copyMetaData(const FrTextSpans *other)
{
return other ? addMetaData(&other->m_metadata) : false ;
}
bool DecoderMPG123::initialize()
{
if (input()->isSequential ()) //for streams only
{
TagExtractor extractor(input());
if(!extractor.id3v2tag().isEmpty())
addMetaData(extractor.id3v2tag());
}
int err = mpg123_init();
if(err != MPG123_OK)
{
qWarning("DecoderMPG123: basic setup goes wrong: %s", mpg123_plain_strerror(err));
return false;
}
int channels = 0;
if(!(m_handle = mpg123_new(0, &err)))
{
qWarning("DecoderMPG123: basic setup goes wrong: %s", mpg123_plain_strerror(err));
return false;
}
mpg123_param (m_handle, MPG123_ADD_FLAGS, MPG123_SEEKBUFFER | MPG123_FUZZY, 0);
if((err = mpg123_replace_reader_handle(m_handle, mpg123_read_cb, mpg123_seek_cb, 0)) != MPG123_OK)
{
qWarning("DecoderMPG123: mpg123 error: %s", mpg123_plain_strerror(err));
cleanup(m_handle);
m_handle = 0;
return false;
}
setMPG123Format(MPG123_ENC_FLOAT_32);
if((err = mpg123_open_handle(m_handle, this)) != MPG123_OK)
{
qWarning("DecoderMPG123: mpg123 error: %s", mpg123_plain_strerror(err));
cleanup(m_handle);
m_handle = 0;
return false;
}
if((err = mpg123_getformat(m_handle, &m_rate, &channels, &m_mpg123_encoding)) != MPG123_OK)
{
qWarning("DecoderMPG123: mpg123 error: %s", mpg123_plain_strerror(err));
cleanup(m_handle);
m_handle = 0;
return false;
}
//check format
if(m_mpg123_encoding != MPG123_ENC_FLOAT_32)
{
cleanup(m_handle);
qWarning("DecoderMPG123: bad encoding: 0x%x!\n", m_mpg123_encoding);
m_handle = 0;
return false;
}
if(!input()->isSequential())
{
if((err = mpg123_scan(m_handle)) != MPG123_OK)
qWarning("DecoderMPG123: mpg123 error: %s", mpg123_plain_strerror(err));
//duration
m_totalTime = (qint64) mpg123_length(m_handle) * 1000 / m_rate;
}
else
m_totalTime = 0;
configure(m_rate, channels, Qmmp::PCM_FLOAT);
return true;
}
