static int
cgme_numvoices (void) {
if (!emu) {
return 0;
}
return gme_voice_count (emu);
}
int crPlayerSetTrack(void *context, int track)
{
gmeContext *gme = (gmeContext*)context;
gme_err_t status = NULL;
int trueTrack;
fileEntry *entry;
/* initialize the engine */
if (gme->isGameMusicArchive)
{
/* when it's time to start a track, it's always going to be
* track 0 (first and only) of a single-song file */
trueTrack = 0;
/* if a file is already being played, free it first */
if (gme->emu)
{
gme_delete(gme->emu);
gme->emu = NULL;
}
entry = &gme->entries[track];
status = gme_open_data(gme->dataBuffer + entry->offset, entry->size,
&gme->emu, gme->sampleRate);
if (status)
return 0;
}
else
{
trueTrack = track;
/* if the player isn't already open, do the initialization */
if (!gme->emu)
{
status = gme_open_data(gme->dataBuffer, gme->dataBufferSize,
&gme->emu, gme->sampleRate);
if (status)
return 0;
}
}
/* set the track */
status = gme_start_track(gme->emu, trueTrack);
if (!status)
{
gme_type_t type = gme_type(gme->emu);
gme->voiceCount = gme_voice_count(gme->emu);
/* return either mono or stereo depending on the file type */
if ((type == gme_gbs_type) ||
(type == gme_spc_type) ||
(type == gme_vgm_type))
return 2; /* stereo */
else
return 1; /* mono */
}
else
{
gme_delete(gme->emu);
gme->emu = NULL;
return 0;
}
}
bool GME::open(const QString &_url, bool tracksOnly)
{
QString prefix, url, param;
const bool hasPluginPrefix = Functions::splitPrefixAndUrlIfHasPluginPrefix(_url, &prefix, &url, ¶m);
if (tracksOnly == hasPluginPrefix)
return false;
int track = 0;
if (!hasPluginPrefix)
{
if (url.startsWith(GMEName "://"))
return false;
url = _url;
}
else
{
if (prefix != GMEName)
return false;
bool ok;
track = param.toInt(&ok);
if (track < 0 || !ok)
return false;
}
if (Reader::create(url, m_reader))
{
const QByteArray data = m_reader->read(m_reader->size());
m_reader.clear();
gme_open_data(data.data(), data.size(), &m_gme, m_srate);
if (!m_gme)
return false;
if (!hasPluginPrefix)
{
m_aborted = true;
m_url = url;
return true;
}
if (track >= gme_track_count(m_gme))
return false;
gme_info_t *info = NULL;
if (!gme_track_info(m_gme, &info, track) && info)
{
m_title = getTitle(info, track);
m_length = getLength(info);
if (*info->game)
m_tags << qMakePair(QString::number(QMPLAY2_TAG_TITLE), QString(info->game));
if (*info->author)
m_tags << qMakePair(QString::number(QMPLAY2_TAG_ARTIST), QString(info->author));
if (*info->system)
m_tags << qMakePair(tr("System"), QString(info->system));
if (*info->copyright)
m_tags << qMakePair(tr("Copyright"), QString(info->copyright));
if (*info->comment)
m_tags << qMakePair(tr("Comment"), QString(info->comment));
gme_free_info(info);
}
QString voices;
const int numVoices = gme_voice_count(m_gme);
for (int i = 0; i < numVoices; ++i)
{
voices += gme_voice_name(m_gme, i);
voices += ", ";
}
voices.chop(2);
m_tags << qMakePair(tr("Voices"), voices);
m_tags << qMakePair(tr("Track"), QString::number(track + 1));
streams_info += new StreamInfo(m_srate, 2);
gme_set_stereo_depth(m_gme, 0.5);
return !gme_start_track(m_gme, track);
}
return false;
}
