static int Demux (demux_t *demux)
{
demux_sys_t *sys = demux->p_sys;
/* Next track */
if (gme_track_ended (sys->emu))
{
msg_Dbg (demux, "track %u ended", sys->track_id);
if (++sys->track_id >= (unsigned)gme_track_count (sys->emu))
return 0;
demux->info.i_update |= INPUT_UPDATE_TITLE;
demux->info.i_title = sys->track_id;
gme_start_track (sys->emu, sys->track_id);
}
block_t *block = block_Alloc (2 * 2 * SAMPLES);
if (unlikely(block == NULL))
return 0;
gme_err_t ret = gme_play (sys->emu, 2 * SAMPLES, (void *)block->p_buffer);
if (ret != NULL)
{
block_Release (block);
msg_Err (demux, "%s", ret);
return 0;
}
block->i_pts = block->i_dts = VLC_TS_0 + date_Get (&sys->pts);
es_out_Control (demux->out, ES_OUT_SET_PCR, block->i_pts);
es_out_Send (demux->out, sys->es, block);
date_Increment (&sys->pts, SAMPLES);
return 1;
}
JNIEXPORT jstring JNICALL Java_com_ssb_droidsound_plugins_GMEPlugin_N_1getStringInfo(JNIEnv *env, jobject obj, jlong song, jint what)
{
GMEInfo *info = (GMEInfo*)song;
int track_count = gme_track_count(info->emu);
switch(what)
{
case INFO_TITLE:
return NewString(env, info->mainTitle);
case INFO_SUBTUNE_TITLE:
if(track_count > 1) {
return NewString(env, info->lastTrack->song);
} else {
return 0;
}
case INFO_AUTHOR:
return NewString(env, info->lastTrack->author);
case INFO_COPYRIGHT:
return NewString(env, info->lastTrack->copyright);
case INFO_TYPE:
return NewString(env, info->lastTrack->system);
case INFO_GAME:
return NewString(env, info->lastTrack->game);
}
return 0;
}
Playlist::Entries GME::fetchTracks(const QString &url, bool &ok)
{
Playlist::Entries entries;
if (open(url, true))
{
const int tracks = gme_track_count(m_gme);
for (int i = 0; i < tracks; ++i)
{
gme_info_t *info = NULL;
if (!gme_track_info(m_gme, &info, i) && info)
{
Playlist::Entry entry;
entry.url = GMEName + QString("://{%1}%2").arg(m_url).arg(i);
entry.name = getTitle(info, i);
entry.length = getLength(info);
gme_free_info(info);
entries.append(entry);
}
}
if (entries.length() > 1)
{
for (int i = 0; i < entries.length(); ++i)
entries[i].parent = 1;
Playlist::Entry entry;
entry.name = Functions::fileName(m_url, false);
entry.url = m_url;
entry.GID = 1;
entries.prepend(entry);
}
}
ok = !entries.isEmpty();
return entries;
}
GmeDecoder::GmeDecoder(Data *data, const std::string &ext, int bufferSize)
: Decoder(data, ext, bufferSize)
, emu(0)
, num_tracks(0)
, cur_track(0)
{
void *d = data->getData();
int s = data->getSize();
if (gme_open_data(d, s, &emu, sampleRate) != 0)
throw love::Exception("Could not open game music file");
num_tracks = gme_track_count(emu);
try
{
if (num_tracks <= 0)
throw love::Exception("Game music file has no tracks");
if (gme_start_track(emu, cur_track) != 0)
throw love::Exception("Could not start game music playback");
}
catch (love::Exception &)
{
gme_delete(emu);
throw;
}
}
jlong setUp(Music_Emu *emu)
{
gme_err_t err;
gme_info_t* track0;
gme_info_t* track1;
err = gme_track_info(emu, &track0, 0);
int track_count = gme_track_count(emu);
//info->gme_track_count();
__android_log_print(ANDROID_LOG_VERBOSE, "GMEPlugin", "(RC %s) -> SONG '%s' GAME '%s' LEN '%d' COUNT '%d'", err, track0->song, track0->game, track0->length, track_count);
if(!err) {
GMEInfo *info = new GMEInfo();
if(!strlen(track0->song)) {
bool nameOk = false;
// If name is all upper case it is most likely a rom name
for(int i=0; i<strlen(track0->game); i++) {
char c = track0->game[i];
if(isalpha(c) && !isupper(c)) {
nameOk = true;
}
}
if(nameOk) {
strcpy(info->mainTitle, track0->game);
} else {
info->mainTitle[0] = 0;
}
} else {
strcpy(info->mainTitle, track0->song);
if(track_count > 1) {
err = gme_track_info(emu, &track1, 1);
__android_log_print(ANDROID_LOG_VERBOSE, "GMEPlugin", "'%s' vs '%s'", track0->song, track1->song);
if(!err && strcmp(track0->song, track1->song) != 0) {
// We have more than one subsong, and their names differ
strcpy(info->mainTitle, track0->game);
}
}
}
info->started = false;
info->emu = emu;
info->currentSong = 0;
//info->emu->ignore_silence(true);
info->lastTrack = track0;
info->trackCount = track_count;
return (jlong)info;
}
return 0;
}
jint Java_de_illogical_modo_GmeDecoder_gmeTracks(JNIEnv* env, jclass clazz)
{
if (emu == NULL)
{
return -1;
}
return gme_track_count(emu);
}
QString GME::getTitle(gme_info_t *info, int track) const
{
const QString title = info->game;
const QString author = info->author;
QString ret;
if (!author.isEmpty() && !title.isEmpty())
ret = author + " - " + title;
else
ret = title;
if (gme_track_count(m_gme) > 1)
return tr("Track") + QString(" %1%2").arg(track + 1).arg(ret.isEmpty() ? QString() : (" - " + ret));
return ret;
}
boolean I_SetSongTrack(INT32 track)
{
if (track != current_track) // If the track's already playing, then why bother?
{
FMOD_RESULT e;
#ifdef HAVE_LIBGME
// If the specified track is within the number of tracks playing, then change it
if (gme)
{
if (track >= 0
&& track < gme_track_count(gme))
{
gme_err_t gme_e = gme_start_track(gme,track);
if (gme_e == NULL)
{
current_track = track;
return true;
}
else
CONS_Alert(CONS_ERROR, "Encountered GME error: %s\n", gme_e);
}
return false;
}
#endif // HAVE_LIBGME
// Try to set it via FMOD
e = FMOD_Channel_SetPosition(music_channel, (UINT32)track, FMOD_TIMEUNIT_MODORDER);
if (e == FMOD_OK) // We good
{
current_track = track;
return true;
}
else if (e == FMOD_ERR_UNSUPPORTED // Only music modules, numbnuts!
|| e == FMOD_ERR_INVALID_POSITION) // Out-of-bounds!
return false;
else // Congrats, you horribly broke it somehow
{
FMR_MUSIC(e);
return false;
}
}
return false;
}
static int load_metadata(AVFormatContext *s)
{
GMEContext *gme = s->priv_data;
gme_info_t *info = gme->info;
char buf[30];
add_meta(s, "system", info->system);
add_meta(s, "game", info->game);
add_meta(s, "song", info->song);
add_meta(s, "author", info->author);
add_meta(s, "copyright", info->copyright);
add_meta(s, "comment", info->comment);
add_meta(s, "dumper", info->dumper);
snprintf(buf, sizeof(buf), "%d", (int)gme_track_count(gme->music_emu));
add_meta(s, "tracks", buf);
return 0;
}
static int
gme_probe(metadata_t *md, const char *url, fa_handle_t *fh)
{
uint8_t b4[4], *buf;
gme_err_t err;
Music_Emu *emu;
gme_info_t *info;
int tracks;
size_t size;
const char *type;
if(fa_read(fh, b4, 4) != 4)
return 0;
type = gme_identify_header(b4);
if(*type == 0)
return 0;
size = fa_fsize(fh);
if(size == -1)
return -1;
buf = malloc(size);
fa_seek(fh, 0, SEEK_SET);
if(fa_read(fh, buf, size) != size) {
free(buf);
return 0;
}
err = gme_open_data(buf, size, &emu, gme_info_only);
free(buf);
if(err != NULL)
return 0;
err = gme_track_info(emu, &info, 0);
if(err != NULL) {
gme_delete(emu);
return 0;
}
tracks = gme_track_count(emu);
#if 0
printf("tracks : %d\n", tracks);
printf("system : %s\n", info->system);
printf("game : %s\n", info->game);
printf("song : %s\n", info->song);
printf("author : %s\n", info->author);
printf("copyright: %s\n", info->copyright);
printf("comment : %s\n", info->comment);
printf("dumper : %s\n", info->dumper);
#endif
if(tracks == 1) {
md->md_title = info->song[0] ? rstr_alloc(info->song) : NULL;
md->md_album = info->game[0] ? rstr_alloc(info->game) : NULL;
md->md_artist = info->author[0] ? rstr_alloc(info->author) : NULL;
md->md_duration = info->play_length / 1000.0;
md->md_contenttype = CONTENT_AUDIO;
} else {
md->md_title = info->game[0] ? rstr_alloc(info->game) : NULL;
md->md_artist = info->author[0] ? rstr_alloc(info->author) : NULL;
md->md_contenttype = CONTENT_ALBUM;
metdata_set_redirect(md, "gmefile://%s/", url);
}
gme_free_info(info);
gme_delete(emu);
return 1;
}
struct MUSIC_GME *GME_LoadSongRW(SDL_RWops *src, int trackNum)
{
if(src != NULL) {
void *bytes=0;
long spcsize;
Sint64 length=0;
length = SDL_RWseek(src, 0, RW_SEEK_END);
if (length < 0)
{
Mix_SetError("GAME-EMU: wrong file\n");
return NULL;
}
SDL_RWseek(src, 0, RW_SEEK_SET);
bytes = malloc(length);
long bytes_l;
unsigned char byte[1];
spcsize=0;
while( (bytes_l=SDL_RWread(src, &byte, sizeof(unsigned char), 1))!=0)
{
((unsigned char*)bytes)[spcsize] = byte[0];
spcsize++;
}
if (spcsize == 0)
{
Mix_SetError("GAME-EMU: wrong file\n");
return NULL;
}
Music_Emu* game_emu;
char *err = (char*)gme_open_data( bytes, spcsize, &game_emu, gme_t_sample_rate );
//spc_load_spc( snes_spc, bytes, spcsize );
free(bytes);
if(err!=0)
{
Mix_SetError("GAME-EMU: %s", err);
return NULL;
}
if((trackNum<0)||(trackNum >= gme_track_count(game_emu)))
trackNum = gme_track_count(game_emu)-1;
err = (char*)gme_start_track( game_emu, trackNum );
if(err!=0)
{
Mix_SetError("GAME-EMU: %s", err);
return NULL;
}
struct MUSIC_GME *spcSpec = (struct MUSIC_GME*)malloc(sizeof(struct MUSIC_GME));
spcSpec->game_emu=game_emu;
spcSpec->playing=0;
spcSpec->gme_t_sample_rate=mixer.freq;
spcSpec->volume=MIX_MAX_VOLUME;
spcSpec->mus_title=NULL;
spcSpec->mus_artist=NULL;
spcSpec->mus_album=NULL;
spcSpec->mus_copyright=NULL;
gme_info_t *musInfo;
err = (char*)gme_track_info(spcSpec->game_emu, &musInfo, trackNum);
if(err!=0)
{
gme_delete(spcSpec->game_emu);
free(spcSpec);
Mix_SetError("GAME-EMU: %s", err);
return NULL;
}
spcSpec->mus_title = (char *)SDL_malloc(sizeof(char)*strlen(musInfo->song)+1);
strcpy(spcSpec->mus_title, musInfo->song);
spcSpec->mus_artist = (char *)SDL_malloc(sizeof(char)*strlen(musInfo->author)+1);
strcpy(spcSpec->mus_artist, musInfo->author);
spcSpec->mus_album = (char *)SDL_malloc(sizeof(char)*strlen(musInfo->game)+1);
strcpy(spcSpec->mus_album, musInfo->game);
spcSpec->mus_copyright = (char *)SDL_malloc(sizeof(char)*strlen(musInfo->copyright)+1);
strcpy(spcSpec->mus_copyright, musInfo->copyright);
gme_free_info( musInfo );
SDL_BuildAudioCVT(&spcSpec->cvt, AUDIO_S16, 2,
mixer.freq,
mixer.format,
mixer.channels,
mixer.freq);
return spcSpec;
}
return NULL;
}
static gboolean
xmms_gme_init (xmms_xform_t *xform)
{
xmms_gme_data_t *data;
gme_err_t init_error;
GString *file_contents; /* The raw data from the file. */
gme_info_t *metadata = NULL;
xmms_config_property_t *val;
int loops;
int maxlength;
const char *subtune_str;
int subtune = 0;
long fadelen = -1;
int samplerate;
double stereodepth;
g_return_val_if_fail (xform, FALSE);
data = g_new0 (xmms_gme_data_t, 1);
xmms_xform_private_data_set (xform, data);
val = xmms_xform_config_lookup (xform, "samplerate");
samplerate = xmms_config_property_get_int (val);
if (samplerate < 1)
samplerate = GME_DEFAULT_SAMPLE_RATE;
data->samplerate = samplerate;
xmms_xform_outdata_type_add (xform,
XMMS_STREAM_TYPE_MIMETYPE,
"audio/pcm", /* PCM samples */
XMMS_STREAM_TYPE_FMT_FORMAT,
XMMS_SAMPLE_FORMAT_S16, /* 16-bit signed */
XMMS_STREAM_TYPE_FMT_CHANNELS,
2, /* stereo */
XMMS_STREAM_TYPE_FMT_SAMPLERATE,
samplerate,
XMMS_STREAM_TYPE_END);
file_contents = g_string_new ("");
for (;;) {
xmms_error_t error;
gchar buf[4096];
gint ret;
ret = xmms_xform_read (xform, buf, sizeof (buf), &error);
if (ret == -1) {
XMMS_DBG ("Error reading emulated music data");
return FALSE;
}
if (ret == 0) {
break;
}
g_string_append_len (file_contents, buf, ret);
}
init_error = gme_open_data (file_contents->str, file_contents->len, &data->emu, samplerate);
g_string_free (file_contents, TRUE);
if (init_error) {
XMMS_DBG ("gme_open_data returned an error: %s", init_error);
return FALSE;
}
if (xmms_xform_metadata_get_str (xform, "subtune", &subtune_str)) {
subtune = strtol (subtune_str, NULL, 10);
XMMS_DBG ("Setting subtune to %d", subtune);
if ((subtune < 0 || subtune > gme_track_count (data->emu))) {
XMMS_DBG ("Invalid subtune index");
return FALSE;
}
} else {
xmms_xform_metadata_set_int (xform, XMMS_MEDIALIB_ENTRY_PROPERTY_SUBTUNES, gme_track_count (data->emu));
}
/*
* Get metadata here
*/
init_error = gme_track_info (data->emu, &metadata, subtune);
if (init_error) {
XMMS_DBG ("Couldn't get GME track info: %s", init_error);
init_error = "";
} else {
xmms_xform_metadata_set_str (xform, XMMS_MEDIALIB_ENTRY_PROPERTY_TITLE, metadata->song);
xmms_xform_metadata_set_str (xform, XMMS_MEDIALIB_ENTRY_PROPERTY_ARTIST, metadata->author);
xmms_xform_metadata_set_str (xform, XMMS_MEDIALIB_ENTRY_PROPERTY_ALBUM, metadata->game);
xmms_xform_metadata_set_str (xform, XMMS_MEDIALIB_ENTRY_PROPERTY_COMMENT, metadata->comment);
xmms_xform_metadata_set_str (xform, XMMS_MEDIALIB_ENTRY_PROPERTY_YEAR, metadata->copyright);
xmms_xform_metadata_set_str (xform, XMMS_MEDIALIB_ENTRY_PROPERTY_GENRE, metadata->system); /* I mapped genre to the system type */
val = xmms_xform_config_lookup (xform, "loops");
loops = xmms_config_property_get_int (val);
XMMS_DBG ("intro_length = %d, loops = %d, loop_length = %d", metadata->intro_length, loops, metadata->loop_length);
if (metadata->intro_length > 0) {
if ((loops > 0) && (metadata->loop_length > 0)) {
fadelen = metadata->intro_length + loops * metadata->loop_length;
XMMS_DBG ("fadelen now = %ld", fadelen);
} else {
fadelen = metadata->length;
XMMS_DBG ("fadelen now = %ld", fadelen);
}
}
}
val = xmms_xform_config_lookup (xform, "maxlength");
maxlength = xmms_config_property_get_int (val);
XMMS_DBG ("maxlength = %d seconds", maxlength);
if (maxlength > 0 && (fadelen < 0 || (maxlength * 1000L < fadelen))) {
fadelen = maxlength * 1000L;
XMMS_DBG ("fadelen now = %ld", fadelen);
}
XMMS_DBG ("gme.fadelen = %ld", fadelen);
val = xmms_xform_config_lookup (xform, "stereodepth");
stereodepth = xmms_config_property_get_float (val);
if (stereodepth >= 0.0 && stereodepth <= 1.0) {
XMMS_DBG ("Setting stereo depth to %f.", stereodepth);
gme_set_stereo_depth (data->emu, stereodepth);
} else {
XMMS_DBG ("gme.stereodepth = %f out of range 0.0 - 1.0; not setting.", stereodepth);
}
init_error = gme_start_track (data->emu, subtune);
if (init_error) {
XMMS_DBG ("gme_start_track returned an error: %s", init_error);
gme_free_info (metadata);
return FALSE;
}
if (fadelen > 0) {
XMMS_DBG ("Setting song length and fade length...");
xmms_xform_metadata_set_int (xform, XMMS_MEDIALIB_ENTRY_PROPERTY_DURATION, fadelen);
gme_set_fade (data->emu, fadelen);
}
gme_free_info (metadata);
return TRUE;
}
static DB_playItem_t *
cgme_insert (ddb_playlist_t *plt, DB_playItem_t *after, const char *fname) {
Music_Emu *emu;
trace ("gme_open_file %s\n", fname);
gme_err_t res = "gme uninitialized";
const char *ext = strrchr (fname, '.');
char *buffer;
int sz;
if (!read_gzfile (fname, &buffer, &sz)) {
res = gme_open_data (fname, buffer, sz, &emu, gme_info_only);
free (buffer);
}
if (res) {
DB_FILE *f = deadbeef->fopen (fname);
if (!f) {
return NULL;
}
int64_t sz = deadbeef->fgetlength (f);
if (sz <= 0) {
deadbeef->fclose (f);
return NULL;
}
char *buf = malloc (sz);
if (!buf) {
deadbeef->fclose (f);
return NULL;
}
int64_t rb = deadbeef->fread (buf, 1, sz, f);
deadbeef->fclose(f);
if (rb != sz) {
free (buf);
return NULL;
}
res = gme_open_data (fname, buf, sz, &emu, gme_info_only);
free (buf);
}
if (!res) {
int cnt = gme_track_count (emu);
trace ("track cnt %d\n", cnt);
for (int i = 0; i < cnt; i++) {
#ifdef GME_VERSION_055
gme_info_t *inf;
const char *ret = gme_track_info (emu, &inf, i);
#else
track_info_t _inf;
const char *ret = gme_track_info (emu, &inf, i);
track_info_t *inf = &_inf;
#endif
if (!ret) {
DB_playItem_t *it = deadbeef->pl_item_alloc_init (fname, plugin.plugin.id);
char str[1024];
if (inf->song[0]) {
snprintf (str, sizeof(str), "%d %s - %s", i, inf->game, inf->song);
}
else {
snprintf (str, sizeof(str), "%d %s - ?", i, inf->game);
}
trace ("track subtune %d %s, length=%d\n", i, str, inf->length);
deadbeef->pl_set_meta_int (it, ":TRACKNUM", i);
// add metadata
cgme_add_meta (it, "system", inf->system);
cgme_add_meta (it, "album", inf->game);
int tl = sizeof (inf->song);
int n;
for (n = 0; i < tl && inf->song[n] && inf->song[n] == ' '; n++);
if (n == tl || !inf->song[n]) {
deadbeef->pl_add_meta (it, "title", NULL);
}
else {
cgme_add_meta (it, "title", inf->song);
}
cgme_add_meta (it, "artist", inf->author);
cgme_add_meta (it, "copyright", inf->copyright);
cgme_add_meta (it, "comment", inf->comment);
cgme_add_meta (it, "dumper", inf->dumper);
char trk[10];
snprintf (trk, 10, "%d", i+1);
cgme_add_meta (it, "track", trk);
snprintf (str, sizeof(str), "%d", inf->length);
deadbeef->pl_add_meta (it, ":GME_LENGTH", str);
snprintf (str, sizeof(str), "%d", inf->intro_length);
deadbeef->pl_add_meta (it, ":GME_INTRO_LENGTH", str);
snprintf (str, sizeof(str), "%d", inf->loop_length);
deadbeef->pl_add_meta (it, ":GME_LOOP_LENGTH", str);
if (inf->length == -1 || inf->length == 0) {
float songlength;
if (inf->loop_length > 0 && conf_loopcount > 0) {
songlength = inf->intro_length / 1000.f;
if (songlength < 0) {
songlength = 0;
}
songlength += (inf->loop_length * conf_loopcount) / 1000.f;
}
else {
songlength = deadbeef->conf_get_float ("gme.songlength", 3) * 60.f;
}
deadbeef->plt_set_item_duration (plt, it, songlength);
}
else {
deadbeef->plt_set_item_duration (plt, it, (float)inf->length/1000.f);
}
const char *ext = fname + strlen (fname) - 1;
while (ext >= fname && *ext != '.') {
ext--;
}
if (*ext == '.') {
ext++;
for (int i = 0; plugin.exts[i]; i++) {
if (!strcasecmp (ext, plugin.exts[i])) {
deadbeef->pl_add_meta (it, ":FILETYPE", plugin.exts[i]);
break;
}
}
}
if (cnt > 1) {
deadbeef->pl_set_item_flags (it, deadbeef->pl_get_item_flags (it) | DDB_IS_SUBTRACK);
}
after = deadbeef->plt_insert_item (plt, after, it);
deadbeef->pl_item_unref (it);
}
else {
trace ("gme error: %s\n", ret);
}
}
if (emu) {
gme_delete (emu);
}
}
else {
trace ("gme_open_file/data failed with error %s\n", res);
}
return after;
}
int bmx_gme_track_count(MaxMusicEmu * emu) {
return gme_track_count(emu->emu);
}
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;
}
static int Control (demux_t *demux, int query, va_list args)
{
demux_sys_t *sys = demux->p_sys;
switch (query)
{
case DEMUX_CAN_SEEK:
*va_arg (args, bool *) = true;
return VLC_SUCCESS;
case DEMUX_GET_POSITION:
{
double *pos = va_arg (args, double *);
if (unlikely(sys->track_id >= sys->titlec)
|| (sys->titlev[sys->track_id]->i_length == 0))
*pos = 0.;
else
{
int offset = gme_tell (sys->emu);
*pos = (double)offset
/ (double)(sys->titlev[sys->track_id]->i_length / 1000);
}
return VLC_SUCCESS;
}
case DEMUX_SET_POSITION:
{
double pos = va_arg (args, double);
if (unlikely(sys->track_id >= sys->titlec)
|| (sys->titlev[sys->track_id]->i_length == 0))
break;
int seek = (sys->titlev[sys->track_id]->i_length / 1000) * pos;
if (gme_seek (sys->emu, seek))
break;
return VLC_SUCCESS;
}
case DEMUX_GET_LENGTH:
{
int64_t *v = va_arg (args, int64_t *);
if (unlikely(sys->track_id >= sys->titlec)
|| (sys->titlev[sys->track_id]->i_length == 0))
break;
*v = sys->titlev[sys->track_id]->i_length;
return VLC_SUCCESS;
}
case DEMUX_GET_TIME:
{
int64_t *v = va_arg (args, int64_t *);
*v = gme_tell (sys->emu) * INT64_C(1000);
return VLC_SUCCESS;
}
case DEMUX_SET_TIME:
{
int64_t v = va_arg (args, int64_t) / 1000;
if (v > INT_MAX || gme_seek (sys->emu, v))
break;
return VLC_SUCCESS;
}
case DEMUX_GET_TITLE_INFO:
{
input_title_t ***titlev = va_arg (args, input_title_t ***);
int *titlec = va_arg (args, int *);
*(va_arg (args, int *)) = 0; /* Title offset */
*(va_arg (args, int *)) = 0; /* Chapter offset */
unsigned n = sys->titlec;
*titlev = malloc (sizeof (**titlev) * n);
if (unlikely(*titlev == NULL))
n = 0;
*titlec = n;
for (unsigned i = 0; i < n; i++)
(*titlev)[i] = vlc_input_title_Duplicate (sys->titlev[i]);
return VLC_SUCCESS;
}
case DEMUX_SET_TITLE:
{
int track_id = va_arg (args, int);
if (track_id >= gme_track_count (sys->emu))
break;
gme_start_track (sys->emu, track_id);
demux->info.i_update |= INPUT_UPDATE_TITLE;
demux->info.i_title = track_id;
sys->track_id = track_id;
return VLC_SUCCESS;
}
}
return VLC_EGENERIC;
}
static int Open (vlc_object_t *obj)
{
demux_t *demux = (demux_t *)obj;
int64_t size = stream_Size (demux->s);
if (size > LONG_MAX /* too big for GME */)
return VLC_EGENERIC;
/* Auto detection */
const uint8_t *peek;
if (stream_Peek (demux->s, &peek, 4) < 4)
return VLC_EGENERIC;
const char *type = gme_identify_header (peek);
if (!*type)
return VLC_EGENERIC;
msg_Dbg (obj, "detected file type %s", type);
block_t *data = NULL;
if (size <= 0)
{
data = stream_Block (demux->s, 1 << 24);
if (data == NULL)
return VLC_EGENERIC;
}
/* Initialization */
demux_sys_t *sys = malloc (sizeof (*sys));
if (unlikely(sys == NULL))
return VLC_ENOMEM;
sys->emu = gme_new_emu (gme_identify_extension (type), RATE);
if (sys->emu == NULL)
{
free (sys);
return VLC_ENOMEM;
}
if (data)
{
gme_load_custom (sys->emu, ReaderBlock, data->i_buffer, data);
block_Release(data);
}
else
{
gme_load_custom (sys->emu, ReaderStream, size, demux->s);
}
gme_start_track (sys->emu, sys->track_id = 0);
es_format_t fmt;
es_format_Init (&fmt, AUDIO_ES, VLC_CODEC_S16N);
fmt.audio.i_rate = RATE;
fmt.audio.i_bytes_per_frame = 4;
fmt.audio.i_frame_length = 4;
fmt.audio.i_channels = 2;
fmt.audio.i_blockalign = 4;
fmt.audio.i_bitspersample = 16;
fmt.i_bitrate = RATE * 4;
sys->es = es_out_Add (demux->out, &fmt);
date_Init (&sys->pts, RATE, 1);
date_Set (&sys->pts, 0);
/* Titles */
unsigned n = gme_track_count (sys->emu);
sys->titlev = malloc (n * sizeof (*sys->titlev));
if (unlikely(sys->titlev == NULL))
n = 0;
sys->titlec = n;
for (unsigned i = 0; i < n; i++)
{
input_title_t *title = vlc_input_title_New ();
sys->titlev[i] = title;
if (unlikely(title == NULL))
continue;
gme_info_t *infos;
if (gme_track_info (sys->emu, &infos, i))
continue;
msg_Dbg (obj, "track %u: %s %d ms", i, infos->song, infos->length);
if (infos->length != -1)
title->i_length = infos->length * INT64_C(1000);
if (infos->song[0])
title->psz_name = strdup (infos->song);
gme_free_info (infos);
}
/* Callbacks */
demux->pf_demux = Demux;
demux->pf_control = Control;
demux->p_sys = sys;
return VLC_SUCCESS;
}
static int
gmefile_scandir(fa_dir_t *fd, const char *url, char *errbuf, size_t errlen)
{
char *p, *fpath = mystrdupa(url);
char name[32];
char turl[URL_MAX];
int tracks, i;
fa_dir_entry_t *fde;
const char *title;
Music_Emu *emu;
gme_info_t *info;
gme_err_t err;
if((p = strrchr(fpath, '/')) == NULL) {
snprintf(errbuf, errlen, "Invalid filename");
return -1;
}
*p = 0;
buf_t *b;
if((b = fa_load(fpath, NULL, errbuf, errlen, NULL,
0, NULL, NULL)) == NULL)
return -1;
err = gme_open_data(b->b_ptr, b->b_size, &emu, gme_info_only);
buf_release(b);
if(err != NULL)
return 0;
tracks = gme_track_count(emu);
for(i = 0; i < tracks; i++) {
snprintf(turl, sizeof(turl), "gmeplayer:%s/%d", fpath, i + 1);
err = gme_track_info(emu, &info, i);
if(err == NULL && info->song[0]) {
title = info->song;
} else {
snprintf(name, sizeof(name), "Track %02d", i + 1);
title = name;
}
fde = fa_dir_add(fd, turl, title, CONTENT_AUDIO);
fde->fde_probestatus = FDE_PROBE_DEEP;
fde->fde_metadata = prop_create_root("metadata");
prop_set_string(prop_create(fde->fde_metadata, "title"), title);
if(err == NULL) {
if(info->game[0])
prop_set_string(prop_create(fde->fde_metadata, "album"), info->game);
if(info->author[0])
prop_set_string(prop_create(fde->fde_metadata, "artist"), info->author);
prop_set_float(prop_create(fde->fde_metadata, "duration"),
info->play_length / 1000.0);
gme_free_info(info);
}
}
gme_delete(emu);
return 0;
}
int Music_Player::track_count() const
{
return emu_ ? gme_track_count( emu_ ) : false;
}
