Tuple * xs_probe_for_tuple(const char *filename, VFSFile *fd)
{
Tuple *tuple;
xs_tuneinfo_t *info;
int tune = -1;
pthread_mutex_lock(&xs_status_mutex);
if (!xs_sidplayfp_probe(fd)) {
pthread_mutex_unlock(&xs_status_mutex);
return NULL;
}
pthread_mutex_unlock(&xs_status_mutex);
/* Get information from URL */
tuple = tuple_new_from_filename (filename);
tune = tuple_get_int (tuple, FIELD_SUBSONG_NUM);
/* Get tune information from emulation engine */
pthread_mutex_lock(&xs_status_mutex);
info = xs_sidplayfp_getinfo (filename);
pthread_mutex_unlock(&xs_status_mutex);
if (info == NULL)
return tuple;
xs_get_song_tuple_info(tuple, info, tune);
if (xs_cfg.subAutoEnable && info->nsubTunes > 1 && ! tune)
xs_fill_subtunes(tuple, info);
xs_tuneinfo_free(info);
return tuple;
}
Tuple * xs_probe_for_tuple(const gchar *filename, xs_file_t *fd)
{
Tuple *tuple;
xs_tuneinfo_t *info;
gint tune = -1;
if (xs_status.sidPlayer == NULL || filename == NULL)
return NULL;
XS_MUTEX_LOCK(xs_status);
if (!xs_status.sidPlayer->plrProbe(fd)) {
XS_MUTEX_UNLOCK(xs_status);
return NULL;
}
XS_MUTEX_UNLOCK(xs_status);
/* Get information from URL */
tuple = tuple_new_from_filename (filename);
tune = tuple_get_int (tuple, FIELD_SUBSONG_NUM, NULL);
/* Get tune information from emulation engine */
XS_MUTEX_LOCK(xs_status);
info = xs_status.sidPlayer->plrGetSIDInfo (filename);
XS_MUTEX_UNLOCK(xs_status);
if (info == NULL)
return tuple;
xs_get_song_tuple_info(tuple, info, tune);
if (xs_cfg.subAutoEnable && info->nsubTunes > 1 && ! tune)
xs_fill_subtunes(tuple, info);
xs_tuneinfo_free(info);
return tuple;
}
/*
* Start playing the given file
*/
bool_t xs_play_file(const char *filename, VFSFile *file)
{
xs_tuneinfo_t *tmpTune;
int audioBufSize, bufRemaining, tmpLength, subTune = -1;
char *audioBuffer = NULL, *oversampleBuffer = NULL;
Tuple *tmpTuple;
uri_parse (filename, NULL, NULL, NULL, & subTune);
/* Get tune information */
pthread_mutex_lock(&xs_status_mutex);
if (! (xs_status.tuneInfo = xs_sidplayfp_getinfo (filename)))
{
pthread_mutex_unlock(&xs_status_mutex);
return FALSE;
}
/* Initialize the tune */
if (! xs_sidplayfp_load (& xs_status, filename))
{
pthread_mutex_unlock(&xs_status_mutex);
xs_tuneinfo_free(xs_status.tuneInfo);
xs_status.tuneInfo = NULL;
return FALSE;
}
bool_t error = FALSE;
/* Set general status information */
tmpTune = xs_status.tuneInfo;
if (subTune < 1 || subTune > xs_status.tuneInfo->nsubTunes)
xs_status.currSong = xs_status.tuneInfo->startTune;
else
xs_status.currSong = subTune;
int channels = xs_status.audioChannels;
/* Allocate audio buffer */
audioBufSize = xs_status.audioFrequency * channels * FMT_SIZEOF (FMT_S16_NE);
if (audioBufSize < 512) audioBufSize = 512;
audioBuffer = (char *) malloc(audioBufSize);
if (audioBuffer == NULL) {
xs_error("Couldn't allocate memory for audio data buffer!\n");
pthread_mutex_unlock(&xs_status_mutex);
goto xs_err_exit;
}
/* Check minimum playtime */
tmpLength = tmpTune->subTunes[xs_status.currSong - 1].tuneLength;
if (xs_cfg.playMinTimeEnable && (tmpLength >= 0)) {
if (tmpLength < xs_cfg.playMinTime)
tmpLength = xs_cfg.playMinTime;
}
/* Initialize song */
if (!xs_sidplayfp_initsong(&xs_status)) {
xs_error("Couldn't initialize SID-tune '%s' (sub-tune #%i)!\n",
tmpTune->sidFilename, xs_status.currSong);
pthread_mutex_unlock(&xs_status_mutex);
goto xs_err_exit;
}
/* Open the audio output */
if (!aud_input_open_audio(FMT_S16_NE, xs_status.audioFrequency, channels))
{
xs_error("Couldn't open audio output (fmt=%x, freq=%i, nchan=%i)!\n",
FMT_S16_NE,
xs_status.audioFrequency,
channels);
pthread_mutex_unlock(&xs_status_mutex);
goto xs_err_exit;
}
/* Set song information for current subtune */
xs_sidplayfp_updateinfo(&xs_status);
tmpTuple = tuple_new_from_filename(tmpTune->sidFilename);
xs_get_song_tuple_info(tmpTuple, tmpTune, xs_status.currSong);
pthread_mutex_unlock(&xs_status_mutex);
aud_input_set_tuple(tmpTuple);
while (! aud_input_check_stop ())
{
bufRemaining = xs_sidplayfp_fillbuffer(&xs_status, audioBuffer, audioBufSize);
aud_input_write_audio (audioBuffer, bufRemaining);
/* Check if we have played enough */
if (xs_cfg.playMaxTimeEnable) {
if (xs_cfg.playMaxTimeUnknown) {
if (tmpLength < 0 &&
aud_input_written_time() >= xs_cfg.playMaxTime * 1000)
break;
} else {
if (aud_input_written_time() >= xs_cfg.playMaxTime * 1000)
break;
}
}
if (tmpLength >= 0) {
if (aud_input_written_time() >= tmpLength * 1000)
break;
}
}
DONE:
free(audioBuffer);
free(oversampleBuffer);
/* Set playing status to false (stopped), thus when
* XMMS next calls xs_get_time(), it can return appropriate
* value "not playing" status and XMMS knows to move to
* next entry in the playlist .. or whatever it wishes.
*/
pthread_mutex_lock(&xs_status_mutex);
/* Free tune information */
xs_sidplayfp_delete(&xs_status);
xs_tuneinfo_free(xs_status.tuneInfo);
xs_status.tuneInfo = NULL;
pthread_mutex_unlock(&xs_status_mutex);
/* Exit the playing thread */
return ! error;
xs_err_exit:
error = TRUE;
goto DONE;
}
/*
* Start playing the given file
*/
gboolean xs_play_file(InputPlayback *pb, const gchar *filename, VFSFile *file, gint start_time, gint stop_time, gboolean pause)
{
xs_tuneinfo_t *tmpTune;
gint audioBufSize, bufRemaining, tmpLength, subTune = -1;
gchar *audioBuffer = NULL, *oversampleBuffer = NULL;
Tuple *tmpTuple;
assert(pb);
assert(xs_status.sidPlayer != NULL);
uri_parse (filename, NULL, NULL, NULL, & subTune);
/* Get tune information */
XS_MUTEX_LOCK(xs_status);
if (! (xs_status.tuneInfo = xs_status.sidPlayer->plrGetSIDInfo (filename)))
{
XS_MUTEX_UNLOCK(xs_status);
return FALSE;
}
/* Initialize the tune */
if (! xs_status.sidPlayer->plrLoadSID (& xs_status, filename))
{
XS_MUTEX_UNLOCK(xs_status);
xs_tuneinfo_free(xs_status.tuneInfo);
xs_status.tuneInfo = NULL;
return FALSE;
}
gboolean error = FALSE;
/* Set general status information */
tmpTune = xs_status.tuneInfo;
if (subTune < 1 || subTune > xs_status.tuneInfo->nsubTunes)
xs_status.currSong = xs_status.tuneInfo->startTune;
else
xs_status.currSong = subTune;
XSDEBUG("subtune #%i selected (#%d wanted), initializing...\n", xs_status.currSong, subTune);
gint channels = (xs_status.audioChannels == XS_CHN_AUTOPAN) ? 2 :
xs_status.audioChannels;
/* Allocate audio buffer */
audioBufSize = xs_status.audioFrequency * channels *
xs_status.audioBitsPerSample / (8 * 4);
if (audioBufSize < 512) audioBufSize = 512;
audioBuffer = (gchar *) g_malloc(audioBufSize);
if (audioBuffer == NULL) {
xs_error("Couldn't allocate memory for audio data buffer!\n");
XS_MUTEX_UNLOCK(xs_status);
goto xs_err_exit;
}
if (xs_status.oversampleEnable) {
oversampleBuffer = (gchar *) g_malloc(audioBufSize * xs_status.oversampleFactor);
if (oversampleBuffer == NULL) {
xs_error("Couldn't allocate memory for audio oversampling buffer!\n");
XS_MUTEX_UNLOCK(xs_status);
goto xs_err_exit;
}
}
/* Check minimum playtime */
tmpLength = tmpTune->subTunes[xs_status.currSong - 1].tuneLength;
if (xs_cfg.playMinTimeEnable && (tmpLength >= 0)) {
if (tmpLength < xs_cfg.playMinTime)
tmpLength = xs_cfg.playMinTime;
}
/* Initialize song */
if (!xs_status.sidPlayer->plrInitSong(&xs_status)) {
xs_error("Couldn't initialize SID-tune '%s' (sub-tune #%i)!\n",
tmpTune->sidFilename, xs_status.currSong);
XS_MUTEX_UNLOCK(xs_status);
goto xs_err_exit;
}
/* Open the audio output */
XSDEBUG("open audio output (%d, %d, %d)\n",
xs_status.audioFormat, xs_status.audioFrequency, channels);
if (!pb->output->open_audio(xs_status.audioFormat, xs_status.audioFrequency,
channels))
{
xs_error("Couldn't open audio output (fmt=%x, freq=%i, nchan=%i)!\n",
xs_status.audioFormat,
xs_status.audioFrequency,
channels);
XS_MUTEX_UNLOCK(xs_status);
goto xs_err_exit;
}
/* Set song information for current subtune */
XSDEBUG("foobar #1\n");
xs_status.sidPlayer->plrUpdateSIDInfo(&xs_status);
tmpTuple = tuple_new_from_filename(tmpTune->sidFilename);
xs_get_song_tuple_info(tmpTuple, tmpTune, xs_status.currSong);
xs_status.stop_flag = FALSE;
XS_MUTEX_UNLOCK(xs_status);
pb->set_tuple(pb, tmpTuple);
pb->set_params (pb, -1, xs_status.audioFrequency, channels);
pb->set_pb_ready(pb);
XSDEBUG("playing\n");
while (1)
{
XS_MUTEX_LOCK (xs_status);
if (xs_status.stop_flag)
{
XS_MUTEX_UNLOCK (xs_status);
break;
}
XS_MUTEX_UNLOCK (xs_status);
/* Render audio data */
if (xs_status.oversampleEnable) {
/* Perform oversampled rendering */
bufRemaining = xs_status.sidPlayer->plrFillBuffer(
&xs_status,
oversampleBuffer,
(audioBufSize * xs_status.oversampleFactor));
bufRemaining /= xs_status.oversampleFactor;
/* Execute rate-conversion with filtering */
if (xs_filter_rateconv(audioBuffer, oversampleBuffer,
xs_status.audioFormat, xs_status.oversampleFactor, bufRemaining) < 0) {
xs_error("Oversampling rate-conversion pass failed.\n");
goto xs_err_exit;
}
} else {
bufRemaining = xs_status.sidPlayer->plrFillBuffer(
&xs_status, audioBuffer, audioBufSize);
}
pb->output->write_audio (audioBuffer, bufRemaining);
/* Check if we have played enough */
if (xs_cfg.playMaxTimeEnable) {
if (xs_cfg.playMaxTimeUnknown) {
if (tmpLength < 0 &&
pb->output->written_time() >= xs_cfg.playMaxTime * 1000)
break;
} else {
if (pb->output->written_time() >= xs_cfg.playMaxTime * 1000)
break;
}
}
if (tmpLength >= 0) {
if (pb->output->written_time() >= tmpLength * 1000)
break;
}
}
DONE:
XSDEBUG("out of playing loop\n");
g_free(audioBuffer);
g_free(oversampleBuffer);
/* Set playing status to false (stopped), thus when
* XMMS next calls xs_get_time(), it can return appropriate
* value "not playing" status and XMMS knows to move to
* next entry in the playlist .. or whatever it wishes.
*/
XS_MUTEX_LOCK(xs_status);
xs_status.stop_flag = TRUE;
/* Free tune information */
xs_status.sidPlayer->plrDeleteSID(&xs_status);
xs_tuneinfo_free(xs_status.tuneInfo);
xs_status.tuneInfo = NULL;
XS_MUTEX_UNLOCK(xs_status);
/* Exit the playing thread */
XSDEBUG("exiting thread, bye.\n");
return ! error;
xs_err_exit:
error = TRUE;
goto DONE;
}
