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;
}
}
jint Java_de_illogical_modo_SpcDecoder_spcPlayRSN(JNIEnv* env, jclass clazz, jint track)
{
if (track < 0 || track >= rsnCount)
return 0;
if (rsnEntries[track] == NULL)
return 0;
if (rsnSize[track] <= 0)
return 0;
gme_err_t err = gme_open_data(rsnEntries[track], rsnSize[track], &emu, 44100);
if (err != NULL)
{
emu = NULL;
}
else
{
gme_start_track(emu, 0);
}
return emu != NULL;
}
static int read_header_gme(AVFormatContext *s)
{
AVStream *st;
AVIOContext *pb = s->pb;
GMEContext *gme = s->priv_data;
int64_t sz = avio_size(pb);
char *buf;
char dummy;
if (sz < 0) {
av_log(s, AV_LOG_WARNING, "Could not determine file size\n");
sz = gme->max_size;
} else if (gme->max_size && sz > gme->max_size) {
sz = gme->max_size;
}
buf = av_malloc(sz);
if (!buf)
return AVERROR(ENOMEM);
sz = avio_read(pb, buf, sz);
// Data left means our buffer (the max_size option) is too small
if (avio_read(pb, &dummy, 1) == 1) {
av_log(s, AV_LOG_ERROR, "File size is larger than max_size option "
"value %"PRIi64", consider increasing the max_size option\n",
gme->max_size);
return AVERROR_BUFFER_TOO_SMALL;
}
if (gme_open_data(buf, sz, &gme->music_emu, gme->sample_rate)) {
av_freep(&buf);
return AVERROR_INVALIDDATA;
}
av_freep(&buf);
if (gme_track_info(gme->music_emu, &gme->info, gme->track_index))
return AVERROR_STREAM_NOT_FOUND;
if (gme_start_track(gme->music_emu, gme->track_index))
return AVERROR_UNKNOWN;
load_metadata(s);
st = avformat_new_stream(s, NULL);
if (!st)
return AVERROR(ENOMEM);
avpriv_set_pts_info(st, 64, 1, 1000);
if (st->duration > 0)
st->duration = gme->info->length;
st->codecpar->codec_type = AVMEDIA_TYPE_AUDIO;
st->codecpar->codec_id = AV_NE(AV_CODEC_ID_PCM_S16BE, AV_CODEC_ID_PCM_S16LE);
st->codecpar->channels = 2;
st->codecpar->sample_rate = gme->sample_rate;
return 0;
}
jint Java_de_illogical_modo_SpcDecoder_spcLoadFromZip(JNIEnv* env, jclass clazz, jstring zipfile, jstring entry)
{
char* data = NULL;
int size = 0;
char czipfile[1024];
char centry[1024];
memset(czipfile, 0, 1024);
int clen = (*env)->GetStringLength(env, zipfile);
if (clen > 1023)
return 0;
(*env)->GetStringUTFRegion(env, zipfile, 0, clen, czipfile);
memset(centry, 0, 1024);
clen = (*env)->GetStringLength(env, entry);
if (clen > 1023)
return 0;
(*env)->GetStringUTFRegion(env, entry, 0, clen, centry);
data = getUncompressedData(czipfile, centry, &size);
if (data == NULL)
return 0;
// GME copies memory
gme_err_t err = gme_open_data(data, size, &emu, 44100);
free(data);
if (err != NULL)
{
emu = NULL;
}
else
{
gme_start_track(emu, 0);
}
if (emu != NULL)
return size;
return 0;
}
JNIEXPORT jlong JNICALL Java_com_ssb_droidsound_plugins_GMEPlugin_N_1load(JNIEnv *env, jobject obj, jbyteArray bArray, int size)
{
jbyte *ptr = env->GetByteArrayElements(bArray, NULL);
Music_Emu *emu = NULL;
jlong rc = 0;
__android_log_print(ANDROID_LOG_VERBOSE, "GMEPlugin", "open %p %d", ptr, size);
gme_err_t err = gme_open_data(ptr, size, &emu, 44100);
__android_log_print(ANDROID_LOG_VERBOSE, "GMEPlugin", "Done ERR '%s'", err);
if(!err) {
rc = setUp(emu);
}
env->ReleaseByteArrayElements(bArray, ptr, 0);
return rc;
}
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;
}
boolean I_StartDigSong(const char *musicname, boolean looping)
{
char *data;
size_t len;
FMOD_CREATESOUNDEXINFO fmt;
lumpnum_t lumpnum = W_CheckNumForName(va("O_%s",musicname));
if (lumpnum == LUMPERROR)
{
lumpnum = W_CheckNumForName(va("D_%s",musicname));
if (lumpnum == LUMPERROR)
return false;
midimode = true;
}
else
midimode = false;
data = (char *)W_CacheLumpNum(lumpnum, PU_MUSIC);
len = W_LumpLength(lumpnum);
memset(&fmt, 0, sizeof(FMOD_CREATESOUNDEXINFO));
fmt.cbsize = sizeof(FMOD_CREATESOUNDEXINFO);
#ifdef HAVE_LIBGME
if ((UINT8)data[0] == 0x1F
&& (UINT8)data[1] == 0x8B)
{
#ifdef HAVE_ZLIB
UINT8 *inflatedData;
size_t inflatedLen;
z_stream stream;
int zErr; // Somewhere to handle any error messages zlib tosses out
memset(&stream, 0x00, sizeof (z_stream)); // Init zlib stream
// Begin the inflation process
inflatedLen = *(UINT32 *)(data + (len-4)); // Last 4 bytes are the decompressed size, typically
inflatedData = (UINT8 *)Z_Calloc(inflatedLen, PU_MUSIC, NULL); // Make room for the decompressed data
stream.total_in = stream.avail_in = len;
stream.total_out = stream.avail_out = inflatedLen;
stream.next_in = (UINT8 *)data;
stream.next_out = inflatedData;
zErr = inflateInit2(&stream, 32 + MAX_WBITS);
if (zErr == Z_OK) // We're good to go
{
zErr = inflate(&stream, Z_FINISH);
if (zErr == Z_STREAM_END) {
// Run GME on new data
if (!gme_open_data(inflatedData, inflatedLen, &gme, 44100))
{
gme_equalizer_t gmeq = {GME_TREBLE, GME_BASS, 0,0,0,0,0,0,0,0};
Z_Free(inflatedData); // GME supposedly makes a copy for itself, so we don't need this lying around
Z_Free(data); // We don't need this, either.
gme_start_track(gme, 0);
current_track = 0;
gme_set_equalizer(gme,&gmeq);
fmt.format = FMOD_SOUND_FORMAT_PCM16;
fmt.defaultfrequency = 44100;
fmt.numchannels = 2;
fmt.length = -1;
fmt.decodebuffersize = (44100 * 2) / 35;
fmt.pcmreadcallback = GMEReadCallback;
fmt.userdata = gme;
FMR(FMOD_System_CreateStream(fsys, NULL, FMOD_OPENUSER | (looping ? FMOD_LOOP_NORMAL : 0), &fmt, &music_stream));
FMR(FMOD_System_PlaySound(fsys, FMOD_CHANNEL_FREE, music_stream, false, &music_channel));
FMR(FMOD_Channel_SetVolume(music_channel, music_volume / 31.0));
FMR(FMOD_Channel_SetPriority(music_channel, 0));
return true;
}
}
else
{
const char *errorType;
switch (zErr)
{
case Z_ERRNO:
errorType = "Z_ERRNO"; break;
case Z_STREAM_ERROR:
errorType = "Z_STREAM_ERROR"; break;
case Z_DATA_ERROR:
errorType = "Z_DATA_ERROR"; break;
case Z_MEM_ERROR:
errorType = "Z_MEM_ERROR"; break;
case Z_BUF_ERROR:
errorType = "Z_BUF_ERROR"; break;
case Z_VERSION_ERROR:
errorType = "Z_VERSION_ERROR"; break;
default:
errorType = "unknown error";
}
CONS_Alert(CONS_ERROR,"Encountered %s when running inflate: %s\n", errorType, stream.msg);
}
(void)inflateEnd(&stream);
}
else // Hold up, zlib's got a problem
{
const char *errorType;
switch (zErr)
{
case Z_ERRNO:
errorType = "Z_ERRNO"; break;
case Z_STREAM_ERROR:
errorType = "Z_STREAM_ERROR"; break;
case Z_DATA_ERROR:
errorType = "Z_DATA_ERROR"; break;
case Z_MEM_ERROR:
errorType = "Z_MEM_ERROR"; break;
case Z_BUF_ERROR:
errorType = "Z_BUF_ERROR"; break;
case Z_VERSION_ERROR:
errorType = "Z_VERSION_ERROR"; break;
default:
errorType = "unknown error";
}
CONS_Alert(CONS_ERROR,"Encountered %s when running inflateInit: %s\n", errorType, stream.msg);
}
Z_Free(inflatedData); // GME didn't open jack, but don't let that stop us from freeing this up
#else
//CONS_Alert(CONS_ERROR,"Cannot decompress VGZ; no zlib support\n");
#endif
}
else if (!gme_open_data(data, len, &gme, 44100))
{
gme_equalizer_t gmeq = {GME_TREBLE, GME_BASS, 0,0,0,0,0,0,0,0};
Z_Free(data); // We don't need this anymore.
gme_start_track(gme, 0);
current_track = 0;
gme_set_equalizer(gme,&gmeq);
fmt.format = FMOD_SOUND_FORMAT_PCM16;
fmt.defaultfrequency = 44100;
fmt.numchannels = 2;
fmt.length = -1;
fmt.decodebuffersize = (44100 * 2) / 35;
fmt.pcmreadcallback = GMEReadCallback;
fmt.userdata = gme;
FMR(FMOD_System_CreateStream(fsys, NULL, FMOD_OPENUSER | (looping ? FMOD_LOOP_NORMAL : 0), &fmt, &music_stream));
FMR(FMOD_System_PlaySound(fsys, FMOD_CHANNEL_FREE, music_stream, false, &music_channel));
FMR(FMOD_Channel_SetVolume(music_channel, music_volume / 31.0));
FMR(FMOD_Channel_SetPriority(music_channel, 0));
return true;
}
#endif
fmt.length = len;
{
FMOD_RESULT e = FMOD_System_CreateStream(fsys, data, FMOD_OPENMEMORY_POINT|(looping ? FMOD_LOOP_NORMAL : 0), &fmt, &music_stream);
if (e != FMOD_OK)
{
if (e == FMOD_ERR_FORMAT)
CONS_Alert(CONS_WARNING, "Failed to play music lump %s due to invalid format.\n", W_CheckNameForNum(lumpnum));
else
FMR(e);
return false;
}
}
FMR(FMOD_System_PlaySound(fsys, FMOD_CHANNEL_FREE, music_stream, false, &music_channel));
if (midimode)
FMR(FMOD_Channel_SetVolume(music_channel, midi_volume / 31.0));
else
FMR(FMOD_Channel_SetVolume(music_channel, music_volume / 31.0));
FMR(FMOD_Channel_SetPriority(music_channel, 0));
current_track = 0;
// Try to find a loop point in streaming music formats (ogg, mp3)
if (looping)
{
FMOD_RESULT e;
FMOD_TAG tag;
unsigned int loopstart, loopend;
// A proper LOOPPOINT is its own tag, stupid.
e = FMOD_Sound_GetTag(music_stream, "LOOPPOINT", 0, &tag);
if (e != FMOD_ERR_TAGNOTFOUND)
{
FMR(e);
loopstart = atoi((char *)tag.data); // assumed to be a string data tag.
FMR(FMOD_Sound_GetLoopPoints(music_stream, NULL, FMOD_TIMEUNIT_PCM, &loopend, FMOD_TIMEUNIT_PCM));
if (loopstart > 0)
FMR(FMOD_Sound_SetLoopPoints(music_stream, loopstart, FMOD_TIMEUNIT_PCM, loopend, FMOD_TIMEUNIT_PCM));
return true;
}
// Use LOOPMS for time in miliseconds.
e = FMOD_Sound_GetTag(music_stream, "LOOPMS", 0, &tag);
if (e != FMOD_ERR_TAGNOTFOUND)
{
FMR(e);
loopstart = atoi((char *)tag.data); // assumed to be a string data tag.
FMR(FMOD_Sound_GetLoopPoints(music_stream, NULL, FMOD_TIMEUNIT_MS, &loopend, FMOD_TIMEUNIT_PCM));
if (loopstart > 0)
FMR(FMOD_Sound_SetLoopPoints(music_stream, loopstart, FMOD_TIMEUNIT_MS, loopend, FMOD_TIMEUNIT_PCM));
return true;
}
// Try to fetch it from the COMMENT tag, like A.J. Freda
e = FMOD_Sound_GetTag(music_stream, "COMMENT", 0, &tag);
if (e != FMOD_ERR_TAGNOTFOUND)
{
char *loopText;
// Handle any errors that arose, first
FMR(e);
// Figure out where the number starts
loopText = strstr((char *)tag.data,"LOOPPOINT=");
if (loopText != NULL)
{
// Skip the "LOOPPOINT=" part.
loopText += 10;
// Convert it to our looppoint
// FMOD seems to ensure the tag is properly NULL-terminated.
// atoi will stop when it reaches anything that's not a number.
loopstart = atoi(loopText);
// Now do the rest like above
FMR(FMOD_Sound_GetLoopPoints(music_stream, NULL, FMOD_TIMEUNIT_PCM, &loopend, FMOD_TIMEUNIT_PCM));
if (loopstart > 0)
FMR(FMOD_Sound_SetLoopPoints(music_stream, loopstart, FMOD_TIMEUNIT_PCM, loopend, FMOD_TIMEUNIT_PCM));
}
return true;
}
}
// No special loop point, but we're playing so it's all good.
return true;
}
void *I_GetSfx(sfxinfo_t *sfx)
{
FMOD_SOUND *sound;
char *lump;
FMOD_CREATESOUNDEXINFO fmt;
#ifdef HAVE_LIBGME
Music_Emu *emu;
gme_info_t *info;
#endif
if (sfx->lumpnum == LUMPERROR)
sfx->lumpnum = S_GetSfxLumpNum(sfx);
sfx->length = W_LumpLength(sfx->lumpnum);
lump = W_CacheLumpNum(sfx->lumpnum, PU_SOUND);
sound = ds2fmod(lump);
if (sound)
{
Z_Free(lump);
return sound;
}
// It's not a doom sound.
// Try to read it as an FMOD sound?
memset(&fmt, 0, sizeof(FMOD_CREATESOUNDEXINFO));
fmt.cbsize = sizeof(FMOD_CREATESOUNDEXINFO);
fmt.length = sfx->length;
#ifdef HAVE_LIBGME
// VGZ format
if ((UINT8)lump[0] == 0x1F
&& (UINT8)lump[1] == 0x8B)
{
#ifdef HAVE_ZLIB
UINT8 *inflatedData;
size_t inflatedLen;
z_stream stream;
int zErr; // Somewhere to handle any error messages zlib tosses out
memset(&stream, 0x00, sizeof (z_stream)); // Init zlib stream
// Begin the inflation process
inflatedLen = *(UINT32 *)(lump + (sfx->length-4)); // Last 4 bytes are the decompressed size, typically
inflatedData = (UINT8 *)Z_Malloc(inflatedLen, PU_SOUND, NULL); // Make room for the decompressed data
stream.total_in = stream.avail_in = sfx->length;
stream.total_out = stream.avail_out = inflatedLen;
stream.next_in = (UINT8 *)lump;
stream.next_out = inflatedData;
zErr = inflateInit2(&stream, 32 + MAX_WBITS);
if (zErr == Z_OK) // We're good to go
{
zErr = inflate(&stream, Z_FINISH);
if (zErr == Z_STREAM_END) {
// Run GME on new data
if (!gme_open_data(inflatedData, inflatedLen, &emu, 44100))
{
Z_Free(inflatedData); // GME supposedly makes a copy for itself, so we don't need this lying around
Z_Free(lump); // We're done with the uninflated lump now, too.
gme_start_track(emu, 0);
gme_track_info(emu, &info, 0);
fmt.format = FMOD_SOUND_FORMAT_PCM16;
fmt.defaultfrequency = 44100;
fmt.numchannels = 2;
fmt.length = ((UINT32)info->play_length * 441 / 10) * 4;
fmt.decodebuffersize = (44100 * 2) / 35;
fmt.pcmreadcallback = GMEReadCallback;
fmt.userdata = emu;
FMR(FMOD_System_CreateSound(fsys, NULL, FMOD_CREATESAMPLE|FMOD_OPENUSER|FMOD_SOFTWARE|FMOD_LOWMEM, &fmt, &sound));
return sound;
}
}
else
{
const char *errorType;
switch (zErr)
{
case Z_ERRNO:
errorType = "Z_ERRNO"; break;
case Z_STREAM_ERROR:
errorType = "Z_STREAM_ERROR"; break;
case Z_DATA_ERROR:
errorType = "Z_DATA_ERROR"; break;
case Z_MEM_ERROR:
errorType = "Z_MEM_ERROR"; break;
case Z_BUF_ERROR:
errorType = "Z_BUF_ERROR"; break;
case Z_VERSION_ERROR:
errorType = "Z_VERSION_ERROR"; break;
default:
errorType = "unknown error";
}
CONS_Alert(CONS_ERROR,"Encountered %s when running inflate: %s\n", errorType, stream.msg);
}
(void)inflateEnd(&stream);
}
else // Hold up, zlib's got a problem
{
const char *errorType;
switch (zErr)
{
case Z_ERRNO:
errorType = "Z_ERRNO"; break;
case Z_STREAM_ERROR:
errorType = "Z_STREAM_ERROR"; break;
case Z_DATA_ERROR:
errorType = "Z_DATA_ERROR"; break;
case Z_MEM_ERROR:
errorType = "Z_MEM_ERROR"; break;
case Z_BUF_ERROR:
errorType = "Z_BUF_ERROR"; break;
case Z_VERSION_ERROR:
errorType = "Z_VERSION_ERROR"; break;
default:
errorType = "unknown error";
}
CONS_Alert(CONS_ERROR,"Encountered %s when running inflateInit: %s\n", errorType, stream.msg);
}
Z_Free(inflatedData); // GME didn't open jack, but don't let that stop us from freeing this up
#else
//CONS_Alert(CONS_ERROR,"Cannot decompress VGZ; no zlib support\n");
#endif
}
// Try to read it as a GME sound
else if (!gme_open_data(lump, sfx->length, &emu, 44100))
{
Z_Free(lump);
gme_start_track(emu, 0);
gme_track_info(emu, &info, 0);
fmt.format = FMOD_SOUND_FORMAT_PCM16;
fmt.defaultfrequency = 44100;
fmt.numchannels = 2;
fmt.length = ((UINT32)info->play_length * 441 / 10) * 4;
fmt.decodebuffersize = (44100 * 2) / 35;
fmt.pcmreadcallback = GMEReadCallback;
fmt.userdata = emu;
gme_free_info(info);
FMR(FMOD_System_CreateSound(fsys, NULL, FMOD_CREATESAMPLE|FMOD_OPENUSER|FMOD_SOFTWARE|FMOD_LOWMEM, &fmt, &sound));
return sound;
}
#endif
// Ogg, Mod, Midi, etc.
FMR(FMOD_System_CreateSound(fsys, lump, FMOD_CREATESAMPLE|FMOD_OPENMEMORY|FMOD_SOFTWARE|FMOD_LOWMEM, &fmt, &sound));
Z_Free(lump); // We're done with the lump now, at least.
return sound;
}
static event_t *
fa_gme_playfile_internal(media_pipe_t *mp, const void *buf, size_t size,
char *errbuf, size_t errlen, int hold, int track,
const char *url)
{
media_queue_t *mq = &mp->mp_audio;
Music_Emu *emu;
gme_err_t err;
int sample_rate = 48000;
media_buf_t *mb = NULL;
event_t *e;
int registered_play = 0;
err = gme_open_data(buf, size, &emu, sample_rate);
if(err != NULL) {
snprintf(errbuf, errlen, "Unable to load file -- %s", err);
return NULL;
}
gme_start_track(emu, track);
mp->mp_audio.mq_stream = 0;
mp_configure(mp, MP_PLAY_CAPS_PAUSE | MP_PLAY_CAPS_SEEK,
MP_BUFFER_SHALLOW, 0);
mp_become_primary(mp);
while(1) {
if(gme_track_ended(emu)) {
e = event_create_type(EVENT_EOF);
break;
}
if(mb == NULL) {
mb = media_buf_alloc_unlocked(mp, sizeof(int16_t) * CHUNK_SIZE * 2);
mb->mb_data_type = MB_AUDIO;
mb->mb_channels = 2;
mb->mb_rate = sample_rate;
mb->mb_pts = gme_tell(emu) * 1000;
mb->mb_drive_clock = 1;
if(!registered_play && mb->mb_pts > METADB_AUDIO_PLAY_THRESHOLD) {
registered_play = 1;
metadb_register_play(url, 1, CONTENT_AUDIO);
}
gme_play(emu, CHUNK_SIZE * mb->mb_channels, mb->mb_data);
}
if((e = mb_enqueue_with_events(mp, mq, mb)) == NULL) {
mb = NULL; /* Enqueue succeeded */
continue;
}
if(event_is_type(e, EVENT_PLAYQUEUE_JUMP)) {
mp_flush(mp, 0);
break;
} else if(event_is_type(e, EVENT_SEEK)) {
event_ts_t *ets = (event_ts_t *)e;
gme_seek(emu, ets->ts / 1000);
seekflush(mp, &mb);
} else if(event_is_action(e, ACTION_SKIP_BACKWARD) ||
event_is_action(e, ACTION_SKIP_FORWARD) ||
event_is_action(e, ACTION_STOP)) {
mp_flush(mp, 0);
break;
}
event_release(e);
}
gme_delete(emu);
if(mb != NULL)
media_buf_free_unlocked(mp, mb);
return e;
}
static gboolean
gme_setup (GstGmeDec * gme)
{
gme_info_t *info;
gme_err_t gme_err = NULL;
GstTagList *taglist;
guint64 total_duration;
guint64 fade_time;
GstBuffer *buffer;
GstSegment seg;
GstMapInfo map;
if (!gst_adapter_available (gme->adapter) || !gme_negotiate (gme)) {
return FALSE;
}
buffer =
gst_adapter_take_buffer (gme->adapter,
gst_adapter_available (gme->adapter));
gst_buffer_map (buffer, &map, GST_MAP_READ);
gme_err = gme_open_data (map.data, map.size, &gme->player, 32000);
gst_buffer_unmap (buffer, &map);
gst_buffer_unref (buffer);
if (gme_err || !gme->player) {
if (gme->player) {
gme_delete (gme->player);
gme->player = NULL;
}
GST_ELEMENT_ERROR (gme, STREAM, DEMUX, (NULL), ("%s", gme_err));
return FALSE;
}
gme_err = gme_track_info (gme->player, &info, 0);
taglist = gst_tag_list_new_empty ();
if (info->song && *info->song)
gst_tag_list_add (taglist, GST_TAG_MERGE_REPLACE, GST_TAG_TITLE,
info->song, NULL);
if (info->author && *info->author)
gst_tag_list_add (taglist, GST_TAG_MERGE_REPLACE, GST_TAG_ARTIST,
info->author, NULL);
/* Prefer the name of the official soundtrack over the name of the game (since this is
* how track numbers are derived)
*/
if (info->game && *info->game)
gst_tag_list_add (taglist, GST_TAG_MERGE_REPLACE, GST_TAG_ALBUM, info->game,
NULL);
if (info->comment && *info->comment)
gst_tag_list_add (taglist, GST_TAG_MERGE_REPLACE, GST_TAG_COMMENT,
info->comment, NULL);
if (info->dumper && *info->dumper)
gst_tag_list_add (taglist, GST_TAG_MERGE_REPLACE, GST_TAG_CONTACT,
info->dumper, NULL);
if (info->copyright && *info->copyright)
gst_tag_list_add (taglist, GST_TAG_MERGE_REPLACE, GST_TAG_COPYRIGHT,
info->copyright, NULL);
if (info->system && *info->system)
gst_tag_list_add (taglist, GST_TAG_MERGE_REPLACE, GST_TAG_ENCODER,
info->system, NULL);
gme->total_duration = total_duration =
gst_util_uint64_scale_int (info->play_length + (info->loop_length >
0 ? 8000 : 0), GST_MSECOND, 1);
fade_time = info->loop_length > 0 ? info->play_length : 0;
gst_tag_list_add (taglist, GST_TAG_MERGE_REPLACE,
GST_TAG_DURATION, total_duration, NULL);
gst_pad_push_event (gme->srcpad, gst_event_new_tag (taglist));
g_free (info);
#ifdef HAVE_LIBGME_ACCURACY
/* TODO: Is it worth it to make this optional? */
gme_enable_accuracy (gme->player, 1);
#endif
gme_start_track (gme->player, 0);
if (fade_time)
gme_set_fade (gme->player, fade_time);
gst_segment_init (&seg, GST_FORMAT_TIME);
gst_pad_push_event (gme->srcpad, gst_event_new_segment (&seg));
gst_pad_start_task (gme->srcpad, (GstTaskFunction) gst_gme_play, gme->srcpad,
NULL);
gme->initialized = TRUE;
gme->seeking = FALSE;
gme->seekpoint = 0;
return gme->initialized;
}
static event_t *
fa_gme_playfile_internal(media_pipe_t *mp, void *fh,
char *errbuf, size_t errlen, int hold, int track)
{
media_queue_t *mq = &mp->mp_audio;
Music_Emu *emu;
gme_err_t err;
char *buf;
int lost_focus = 0;
size_t size, r;
int sample_rate = 48000;
media_buf_t *mb = NULL;
event_t *e;
size = fa_fsize(fh);
buf = malloc(size);
r = fa_read(fh, buf, size);
if(r != size) {
snprintf(errbuf, errlen, "Unable to read file");
free(buf);
return NULL;
}
err = gme_open_data(buf, size, &emu, sample_rate);
free(buf);
if(err != NULL) {
snprintf(errbuf, errlen, "Unable to load file -- %s", err);
return NULL;
}
gme_start_track(emu, track);
mp_set_playstatus_by_hold(mp, hold, NULL);
mp->mp_audio.mq_stream = 0;
mp_set_play_caps(mp, MP_PLAY_CAPS_PAUSE | MP_PLAY_CAPS_SEEK);
mp_become_primary(mp);
while(1) {
if(gme_track_ended(emu)) {
e = event_create_type(EVENT_EOF);
break;
}
if(mb == NULL) {
mb = media_buf_alloc();
mb->mb_data_type = MB_AUDIO;
mb->mb_channels = 2;
mb->mb_size = sizeof(int16_t) * CHUNK_SIZE * mb->mb_channels;
mb->mb_data = malloc(mb->mb_size);
mb->mb_rate = sample_rate;
mb->mb_time = gme_tell(emu) * 1000;
gme_play(emu, CHUNK_SIZE * mb->mb_channels, mb->mb_data);
}
if((e = mb_enqueue_with_events(mp, mq, mb)) == NULL) {
mb = NULL; /* Enqueue succeeded */
continue;
}
if(event_is_type(e, EVENT_PLAYQUEUE_JUMP)) {
mp_flush(mp, 0);
break;
} else if(event_is_type(e, EVENT_SEEK)) {
event_ts_t *ets = (event_ts_t *)e;
gme_seek(emu, ets->pts / 1000);
seekflush(mp, &mb);
} else if(event_is_action(e, ACTION_SEEK_FAST_BACKWARD)) {
deltaseek(mp, &mb, emu, -60000);
} else if(event_is_action(e, ACTION_SEEK_BACKWARD)) {
deltaseek(mp, &mb, emu, -15000);
} else if(event_is_action(e, ACTION_SEEK_FAST_FORWARD)) {
deltaseek(mp, &mb, emu, 60000);
} else if(event_is_action(e, ACTION_SEEK_FORWARD)) {
deltaseek(mp, &mb, emu, 15000);
} else if(event_is_action(e, ACTION_PLAYPAUSE) ||
event_is_action(e, ACTION_PLAY) ||
event_is_action(e, ACTION_PAUSE)) {
hold = action_update_hold_by_event(hold, e);
mp_send_cmd_head(mp, mq, hold ? MB_CTRL_PAUSE : MB_CTRL_PLAY);
lost_focus = 0;
mp_set_playstatus_by_hold(mp, hold, NULL);
} else if(event_is_type(e, EVENT_MP_NO_LONGER_PRIMARY)) {
hold = 1;
lost_focus = 1;
mp_send_cmd_head(mp, mq, MB_CTRL_PAUSE);
mp_set_playstatus_by_hold(mp, hold, e->e_payload);
} else if(event_is_type(e, EVENT_MP_IS_PRIMARY)) {
if(lost_focus) {
hold = 0;
lost_focus = 0;
mp_send_cmd_head(mp, mq, MB_CTRL_PLAY);
mp_set_playstatus_by_hold(mp, hold, NULL);
}
} else if(event_is_type(e, EVENT_INTERNAL_PAUSE)) {
hold = 1;
lost_focus = 0;
mp_send_cmd_head(mp, mq, MB_CTRL_PAUSE);
mp_set_playstatus_by_hold(mp, hold, e->e_payload);
} else if(event_is_action(e, ACTION_PREV_TRACK) ||
event_is_action(e, ACTION_NEXT_TRACK) ||
event_is_action(e, ACTION_STOP)) {
mp_flush(mp, 0);
break;
}
event_release(e);
}
gme_delete(emu);
if(mb != NULL)
media_buf_free(mb);
if(hold) {
// If we were paused, release playback again.
mp_send_cmd(mp, mq, MB_CTRL_PLAY);
mp_set_playstatus_by_hold(mp, 0, NULL);
}
return e;
}
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;
}
static int
cgme_init (DB_fileinfo_t *_info, DB_playItem_t *it) {
gme_fileinfo_t *info = (gme_fileinfo_t*)_info;
int samplerate = deadbeef->conf_get_int ("synth.samplerate", 44100);
gme_err_t res = "gme uninitialized";
deadbeef->pl_lock ();
{
const char *fname = deadbeef->pl_find_meta (it, ":URI");
const char *ext = strrchr (fname, '.');
char *buffer;
int sz;
if (!read_gzfile (fname, &buffer, &sz)) {
res = gme_open_data (fname, buffer, sz, &info->emu, samplerate);
free (buffer);
}
if (res) {
DB_FILE *f = deadbeef->fopen (fname);
if (!f) {
deadbeef->pl_unlock ();
return -1;
}
int64_t sz = deadbeef->fgetlength (f);
if (sz <= 0) {
deadbeef->fclose (f);
deadbeef->pl_unlock ();
return -1;
}
char *buf = malloc (sz);
if (!buf) {
deadbeef->fclose (f);
deadbeef->pl_unlock ();
return -1;
}
int64_t rb = deadbeef->fread (buf, 1, sz, f);
deadbeef->fclose(f);
if (rb != sz) {
free (buf);
deadbeef->pl_unlock ();
return -1;
}
res = gme_open_data (fname, buf, sz, &info->emu, samplerate);
free (buf);
}
}
deadbeef->pl_unlock ();
if (res) {
trace ("failed with error %d\n", res);
return -1;
}
chip_voices = deadbeef->conf_get_int ("chip.voices", 0xff);
gme_mute_voices (info->emu, chip_voices^0xff);
gme_start_track (info->emu, deadbeef->pl_find_meta_int (it, ":TRACKNUM", 0));
gme_info_t *inf;
gme_track_info (info->emu, &inf, deadbeef->pl_find_meta_int (it, ":TRACKNUM", 0));
_info->plugin = &plugin;
_info->fmt.bps = 16;
_info->fmt.channels = 2;
_info->fmt.samplerate = samplerate;
_info->fmt.channelmask = _info->fmt.channels == 1 ? DDB_SPEAKER_FRONT_LEFT : (DDB_SPEAKER_FRONT_LEFT | DDB_SPEAKER_FRONT_RIGHT);
info->duration = deadbeef->pl_get_item_duration (it);
info->reallength = inf->length;
_info->readpos = 0;
return 0;
}
BBString * bmx_gme_open_data( MaxMusicEmu * emu, const void * data, long size, long sample_rate) {
return bbStringFromCString(gme_open_data(data, size, &emu->emu, sample_rate));
}
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;
}
jint Java_de_illogical_modo_GmeDecoder_gmeLoadFromZip(JNIEnv* env, jclass clazz, jstring zipfile, jstring entry, int vgzfile)
{
char* data = NULL;
int size = 0;
char czipfile[1024];
char centry[1024];
memset(czipfile, 0, 1024);
int clen = (*env)->GetStringLength(env, zipfile);
if (clen > 1023)
return 0;
(*env)->GetStringUTFRegion(env, zipfile, 0, clen, czipfile);
memset(centry, 0, 1024);
clen = (*env)->GetStringLength(env, entry);
if (clen > 1023)
return 0;
(*env)->GetStringUTFRegion(env, entry, 0, clen, centry);
data = getUncompressedData(czipfile, centry, &size);
if (data == NULL)
return 0;
// If its a .vgz file inflate it. Problem is, can go up to 10MB. GME copies data = 20MB.
// kss can also be gzip
if (size > 10 && data[0] == 0x1F && data[1] == 0x8B) {
unsigned long uncompressed_size = data[size-1] << 24 | data[size-2] << 16 | data[size-3] << 8 | data[size-4];
char* inflatebuffer = malloc(uncompressed_size);
if (inflatebuffer != NULL) {
int err;
z_stream zs;
zs.zalloc = Z_NULL;
zs.zfree = Z_NULL;
zs.opaque = Z_NULL;
zs.next_in = data;
zs.avail_in = size;
zs.next_out = inflatebuffer;
zs.avail_out = uncompressed_size;
inflateInit2(&zs, 16 + MAX_WBITS);
err = inflate(&zs, Z_FINISH);
if (err == Z_STREAM_END) {
//__android_log_print(ANDROID_LOG_VERBOSE, "gme", "-> ZLIB STREAM END - extracted Bytes %ld", zs.total_out);
size = zs.total_out;
free(data);
data = inflatebuffer;
} else {
free(inflatebuffer);
}
inflateEnd(&zs);
}
}
// GME copies memory
gme_err_t err = gme_open_data(data, size, &emu, 44100);
free(data);
if (err != NULL)
{
emu = NULL;
}
else
{
gme_start_track(emu, 0);
gme_set_stereo_depth(emu, depth);
}
if (emu != NULL)
return size;
return 0;
}
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;
}
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;
}
}
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;
}
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;
}
