示例#1
0
/*
 * Initialization functions
 */
void xs_reinit(void)
{
    XSDEBUG("xs_reinit() thread = %p\n", g_thread_self());

    XS_MUTEX_LOCK(xs_status);
    XS_MUTEX_LOCK(xs_cfg);

    /* Initialize status and sanitize configuration */
    memset(&xs_status, 0, sizeof(xs_status));

    if (xs_cfg.audioFrequency < 8000)
        xs_cfg.audioFrequency = 8000;

    if (xs_cfg.oversampleFactor < XS_MIN_OVERSAMPLE)
        xs_cfg.oversampleFactor = XS_MIN_OVERSAMPLE;
    else if (xs_cfg.oversampleFactor > XS_MAX_OVERSAMPLE)
        xs_cfg.oversampleFactor = XS_MAX_OVERSAMPLE;

    if (xs_cfg.audioChannels != XS_CHN_MONO)
        xs_cfg.oversampleEnable = FALSE;

    xs_status.audioFrequency = xs_cfg.audioFrequency;
    xs_status.audioBitsPerSample = xs_cfg.audioBitsPerSample;
    xs_status.audioChannels = xs_cfg.audioChannels;
    xs_status.audioFormat = -1;
    xs_status.oversampleEnable = xs_cfg.oversampleEnable;
    xs_status.oversampleFactor = xs_cfg.oversampleFactor;

    /* Try to initialize emulator engine */
    xs_init_emu_engine(&xs_cfg.playerEngine, &xs_status);

    /* Get settings back, in case the chosen emulator backend changed them */
    xs_cfg.audioFrequency = xs_status.audioFrequency;
    xs_cfg.audioBitsPerSample = xs_status.audioBitsPerSample;
    xs_cfg.audioChannels = xs_status.audioChannels;
    xs_cfg.oversampleEnable = xs_status.oversampleEnable;

    XS_MUTEX_UNLOCK(xs_status);
    XS_MUTEX_UNLOCK(xs_cfg);

    /* Initialize song-length database */
    xs_songlen_close();
    if (xs_cfg.songlenDBEnable && (xs_songlen_init() != 0)) {
        xs_error("Error initializing song-length database!\n");
    }

    /* Initialize STIL database */
    xs_stil_close();
    if (xs_cfg.stilDBEnable && (xs_stil_init() != 0)) {
        xs_error("Error initializing STIL database!\n");
    }

}
示例#2
0
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;
}
示例#3
0
/*
 * Stop playing
 * Here we set the playing status to stop and wait for playing
 * thread to shut down. In any "correctly" done plugin, this is
 * also the function where you close the output-plugin, but since
 * XMMS-SID has special behaviour (audio opened/closed in the
 * playing thread), we don't do that here.
 *
 * Finally tune and other memory allocations are free'd.
 */
void xs_stop(InputPlayback *pb)
{
    XSDEBUG("stop requested\n");

    /* Lock xs_status and stop playing thread */
    XS_MUTEX_LOCK(xs_status);

    if (! xs_status.stop_flag)
    {
        XSDEBUG("stopping...\n");
        xs_status.stop_flag = TRUE;
        pb->output->abort_write ();
    }

    XS_MUTEX_UNLOCK (xs_status);
    XSDEBUG("ok\n");
}
示例#4
0
/* Reset/initialize the configuration
 */
void xs_init_configuration(void)
{
    /* Lock configuration mutex */
    XSDEBUG("initializing configuration ...\n");
    XS_MUTEX_LOCK(xs_cfg);

    memset(&xs_cfg, 0, sizeof(xs_cfg));

    /* Initialize values with sensible defaults */
    xs_cfg.audioBitsPerSample = XS_RES_16BIT;
    xs_cfg.audioChannels = XS_CHN_MONO;
    xs_cfg.audioFrequency = XS_AUDIO_FREQ;

    xs_cfg.mos8580 = FALSE;
    xs_cfg.forceModel = FALSE;

    /* Filter values */
    xs_cfg.emulateFilters = TRUE;
    xs_cfg.sid1Filter.fs = XS_SIDPLAY1_FS;
    xs_cfg.sid1Filter.fm = XS_SIDPLAY1_FM;
    xs_cfg.sid1Filter.ft = XS_SIDPLAY1_FT;

#ifdef HAVE_SIDPLAY2
    xs_cfg.playerEngine = XS_ENG_SIDPLAY2;
    xs_cfg.memoryMode = XS_MPU_REAL;
#else
#ifdef HAVE_SIDPLAY1
    xs_cfg.playerEngine = XS_ENG_SIDPLAY1;
    xs_cfg.memoryMode = XS_MPU_BANK_SWITCHING;
#else
#error This should not happen! No emulator engines configured in!
#endif
#endif

    xs_cfg.clockSpeed = XS_CLOCK_PAL;
    xs_cfg.forceSpeed = FALSE;

    xs_cfg.sid2OptLevel = 0;
    xs_cfg.sid2NFilterPresets = 0;

#ifdef HAVE_RESID_BUILDER
    xs_cfg.sid2Builder = XS_BLD_RESID;
#else
#ifdef HAVE_HARDSID_BUILDER
    xs_cfg.sid2Builder = XS_BLD_HARDSID;
#else
#ifdef HAVE_SIDPLAY2
#error This should not happen! No supported SIDPlay2 builders configured in!
#endif
#endif
#endif

    xs_cfg.oversampleEnable = FALSE;
    xs_cfg.oversampleFactor = XS_MIN_OVERSAMPLE;

    xs_cfg.playMaxTimeEnable = FALSE;
    xs_cfg.playMaxTimeUnknown = FALSE;
    xs_cfg.playMaxTime = 150;

    xs_cfg.playMinTimeEnable = FALSE;
    xs_cfg.playMinTime = 15;

    xs_cfg.songlenDBEnable = FALSE;
    xs_pstrcpy(&xs_cfg.songlenDBPath, "~/C64Music/DOCUMENTS/Songlengths.txt");

    xs_cfg.stilDBEnable = FALSE;
    xs_pstrcpy(&xs_cfg.stilDBPath, "~/C64Music/DOCUMENTS/STIL.txt");
    xs_pstrcpy(&xs_cfg.hvscPath, "~/C64Music");

#if defined(HAVE_SONG_POSITION) && !defined(AUDACIOUS_PLUGIN)
    xs_cfg.subsongControl = XS_SSC_PATCH;
#else
    xs_cfg.subsongControl = XS_SSC_POPUP;
#endif
    xs_cfg.detectMagic = FALSE;

#ifndef HAVE_XMMSEXTRA
    xs_cfg.titleOverride = TRUE;
#endif

#ifdef AUDACIOUS_PLUGIN
    xs_pstrcpy(&xs_cfg.titleFormat, "${artist} - ${title} (${copyright}) <${subsong-id}/${subsong-num}> [${sid-model}/${sid-speed}]");
#else
    xs_pstrcpy(&xs_cfg.titleFormat, "%p - %t (%c) <%n/%N> [%m/%C]");
#endif

    xs_cfg.subAutoEnable = FALSE;
    xs_cfg.subAutoMinOnly = TRUE;
    xs_cfg.subAutoMinTime = 15;


    /* Unlock the configuration */
    XS_MUTEX_UNLOCK(xs_cfg);
}
示例#5
0
/*
 * Pause/unpause the playing
 */
void xs_pause (InputPlayback * pb, gboolean pauseState)
{
    XS_MUTEX_LOCK(xs_status);
    pb->output->pause(pauseState);
    XS_MUTEX_UNLOCK(xs_status);
}
示例#6
0
/*
 * 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;
}