static void speed_process (float * * data, int * samples)
{
double pitch = aud_get_double (CFGSECT, "pitch");
double speed = aud_get_double (CFGSECT, "speed");
/* Remove audio that has already been played from the output buffer. */
bufcut (& out, written);
/* Copy the passed audio to the input buffer, scaled to adjust pitch. */
bufadd (& in, * data, * samples / curchans, 1.0 / pitch);
/* If we are ending, add silence to the end of the input signal. */
if (ending)
bufgrow (& in, in.len + width / 2);
/* Calculate the spacing interval for input. */
int instep = round (outstep * speed / pitch);
/* Run the speed change algorithm. */
int src = 0;
int dst = 0;
while (src + MAX (width, instep) <= in.len)
{
bufgrow (& out, dst + width);
out.len = dst + width;
for (int i = 0; i < width; i ++)
for (int c = 0; c < curchans; c ++)
OFFSET (out.mem, dst + i)[c] += OFFSET (in.mem, src + i)[c] * cosine[i];
src += instep;
dst += outstep;
}
/* Remove processed audio from the input buffer. */
bufcut (& in, src);
/* Trim silence from the beginning of the output buffer. */
if (trim > 0)
{
int cut = MIN (trim, dst);
bufcut (& out, cut);
dst -= cut;
trim -= cut;
}
/* If we are ending, return all of the output buffer except the silence that
* we trim from the end of it. */
if (ending)
dst = out.len - width / 2;
/* Return processed audio in the output buffer and mark it to be removed on
* the next call. */
* data = out.mem;
* samples = dst * curchans;
written = dst;
}
static void do_ramp (float * data, int length, float peak_a, float peak_b)
{
float center = aud_get_double ("compressor", "center");
float range = aud_get_double ("compressor", "range");
float a = powf (peak_a / center, range - 1);
float b = powf (peak_b / center, range - 1);
for (int count = 0; count < length; count ++)
{
* data = (* data) * (a * (length - count) + b * count) / length;
data ++;
}
}
static void load_enabled_from_config (void)
{
int count = aud_get_int ("ladspa", "plugin_count");
for (int i = 0; i < count; i ++)
{
char key[32];
snprintf (key, sizeof key, "plugin%d_path", i);
char * path = aud_get_string ("ladspa", key);
snprintf (key, sizeof key, "plugin%d_label", i);
char * label = aud_get_string ("ladspa", key);
PluginData * plugin = find_plugin (path, label);
if (plugin)
{
LoadedPlugin * loaded = enable_plugin_locked (plugin);
int ccount = index_count (loaded->plugin->controls);
for (int ci = 0; ci < ccount; ci ++)
{
snprintf (key, sizeof key, "plugin%d_control%d", i, ci);
loaded->values[ci] = aud_get_double ("ladspa", key);
}
}
g_free (path);
g_free (label);
}
}
static gboolean init (void)
{
aud_config_set_defaults ("crystalizer", cryst_defaults);
value = aud_get_double ("crystalizer", "intensity");
return TRUE;
}
static void modplug_settings_load ()
{
aud_config_set_defaults (MODPLUG_CFGID, modplug_defaults);
modplug_settings.mBits = aud_get_int (MODPLUG_CFGID, "Bits");
modplug_settings.mChannels = aud_get_int (MODPLUG_CFGID, "Channels");
modplug_settings.mResamplingMode = aud_get_int (MODPLUG_CFGID, "ResamplingMode");
modplug_settings.mFrequency = aud_get_int (MODPLUG_CFGID, "Frequency");
modplug_settings.mReverb = aud_get_bool (MODPLUG_CFGID, "Reverb");
modplug_settings.mReverbDepth = aud_get_int (MODPLUG_CFGID, "ReverbDepth");
modplug_settings.mReverbDelay = aud_get_int (MODPLUG_CFGID, "ReverbDelay");
modplug_settings.mMegabass = aud_get_bool (MODPLUG_CFGID, "Megabass");
modplug_settings.mBassAmount = aud_get_int (MODPLUG_CFGID, "BassAmount");
modplug_settings.mBassRange = aud_get_int (MODPLUG_CFGID, "BassRange");
modplug_settings.mSurround = aud_get_bool (MODPLUG_CFGID, "Surround");
modplug_settings.mSurroundDepth = aud_get_int (MODPLUG_CFGID, "SurroundDepth");
modplug_settings.mSurroundDelay = aud_get_int (MODPLUG_CFGID, "SurroundDelay");
modplug_settings.mPreamp = aud_get_bool (MODPLUG_CFGID, "PreAmp");
modplug_settings.mPreampLevel = aud_get_double (MODPLUG_CFGID, "PreAmpLevel");
modplug_settings.mOversamp = aud_get_bool (MODPLUG_CFGID, "Oversampling");
modplug_settings.mNoiseReduction = aud_get_bool (MODPLUG_CFGID, "NoiseReduction");
modplug_settings.mGrabAmigaMOD = aud_get_bool (MODPLUG_CFGID, "GrabAmigaMOD");
modplug_settings.mLoopCount = aud_get_int (MODPLUG_CFGID, "LoopCount");
}
static void mp3_init(write_output_callback write_output_func)
{
aud_config_set_defaults ("filewriter_mp3", mp3_defaults);
vbr_on = aud_get_int ("filewriter_mp3", "vbr_on");
vbr_type = aud_get_int ("filewriter_mp3", "vbr_type");
vbr_min_val = aud_get_int ("filewriter_mp3", "vbr_min_val");
vbr_max_val = aud_get_int ("filewriter_mp3", "vbr_max_val");
enforce_min_val = aud_get_int ("filewriter_mp3", "enforce_min_val");
vbr_quality_val = aud_get_int ("filewriter_mp3", "vbr_quality_val");
abr_val = aud_get_int ("filewriter_mp3", "abr_val");
toggle_xing_val = aud_get_int ("filewriter_mp3", "toggle_xing_val");
mark_original_val = aud_get_int ("filewriter_mp3", "mark_original_val");
mark_copyright_val = aud_get_int ("filewriter_mp3", "mark_copyright_val");
force_v2_val = aud_get_int ("filewriter_mp3", "force_v2_val");
only_v1_val = aud_get_int ("filewriter_mp3", "only_v1_val");
only_v2_val = aud_get_int ("filewriter_mp3", "only_v2_val");
algo_quality_val = aud_get_int ("filewriter_mp3", "algo_quality_val");
out_samplerate_val = aud_get_int ("filewriter_mp3", "out_samplerate_val");
bitrate_val = aud_get_int ("filewriter_mp3", "bitrate_val");
compression_val = aud_get_double ("filewriter_mp3", "compression_val");
enc_toggle_val = aud_get_int ("filewriter_mp3", "enc_toggle_val");
audio_mode_val = aud_get_int ("filewriter_mp3", "audio_mode_val");
enforce_iso_val = aud_get_int ("filewriter_mp3", "enforce_iso_val");
error_protect_val = aud_get_int ("filewriter_mp3", "error_protect_val");
if (write_output_func)
write_output=write_output_func;
}
static gboolean init (void)
{
aud_config_set_defaults ("extra_stereo", stereo_defaults);
value = aud_get_double ("extra_stereo", "intensity");
return TRUE;
}
static void vorbis_init(write_output_callback write_output_func)
{
aud_config_set_defaults ("filewriter_vorbis", vorbis_defaults);
v_base_quality = aud_get_double ("filewriter_vorbis", "base_quality");
if (write_output_func)
write_output=write_output_func;
}
static void update_from_config (void * unused1, void * unused2)
{
button_set_active (equalizerwin_on, aud_get_bool (NULL, "equalizer_active"));
eq_slider_set_val (equalizerwin_preamp, aud_get_double (NULL, "equalizer_preamp"));
gdouble bands[AUD_EQUALIZER_NBANDS];
aud_eq_get_bands (bands);
for (gint i = 0; i < AUD_EQUALIZER_NBANDS; i ++)
eq_slider_set_val (equalizerwin_bands[i], bands[i]);
eq_graph_update (equalizerwin_graph);
}
static void slider_update (void * unused, GtkRange * slider)
{
int band = GPOINTER_TO_INT (g_object_get_data ((GObject *) slider, "band"));
double value;
if (band == -1)
value = round (aud_get_double (NULL, "equalizer_preamp"));
else
value = round (aud_eq_get_band (band));
g_signal_handlers_block_by_func (slider, (void *) slider_moved, NULL);
gtk_range_set_value (slider, -value);
g_signal_handlers_unblock_by_func (slider, (void *) slider_moved, NULL);
}
static void load_enabled_from_config (void)
{
int count = aud_get_int ("ladspa", "plugin_count");
for (int i = 0; i < count; i ++)
{
char key[32];
snprintf (key, sizeof key, "plugin%d_path", i);
char * path = aud_get_str ("ladspa", key);
snprintf (key, sizeof key, "plugin%d_label", i);
char * label = aud_get_str ("ladspa", key);
PluginData * plugin = find_plugin (path, label);
if (plugin)
{
LoadedPlugin * loaded = enable_plugin_locked (plugin);
snprintf (key, sizeof key, "plugin%d_controls", i);
int ccount = index_count (loaded->plugin->controls);
double temp[ccount];
char * controls = aud_get_str ("ladspa", key);
if (str_to_double_array (controls, temp, ccount))
{
for (int ci = 0; ci < ccount; ci ++)
loaded->values[ci] = temp[ci];
}
else
{
/* migrate from old config format */
for (int ci = 0; ci < ccount; ci ++)
{
snprintf (key, sizeof key, "plugin%d_control%d", i, ci);
loaded->values[ci] = aud_get_double ("ladspa", key);
aud_set_str ("ladspa", key, "");
}
}
str_unref (controls);
}
str_unref (path);
str_unref (label);
}
}
static void update_sliders (void * unused, GtkWidget * window)
{
GtkWidget * preamp = g_object_get_data ((GObject *) window, "preamp");
set_slider (preamp, aud_get_double (NULL, "equalizer_preamp"));
double values[AUD_EQUALIZER_NBANDS];
aud_eq_get_bands (values);
for (int i = 0; i < AUD_EQUALIZER_NBANDS; i ++)
{
SPRINTF (slider_id, "slider%d", i);
GtkWidget * slider = g_object_get_data ((GObject *) window, slider_id);
set_slider (slider, values[i]);
}
}
gboolean sndstretch_init (void)
{
SS.fragsize=0;
SS.chnr=2;
SS.paused=0;
SS.time_offs=0;
SS.fmtsize=2;
SS.fmt=FMT_S16_NE;
SS.sampfreq=44100;
SS.written=0;
SS.bpsec=176400;
SS.vol_r=50;
SS.vol_l=50;
SS.scale=1.0;
aud_config_set_defaults ("sndstretch", sndstretch_defaults);
SS.pitch = aud_get_double ("sndstretch", "pitch");
SS.speed = aud_get_double ("sndstretch", "speed");
SS.short_overlap = aud_get_bool ("sndstretch", "short_overlap");
SS.volume_corr = aud_get_bool ("sndstretch", "volume_corr");
return TRUE;
}
static void stereo_process (float * * data, int * samples)
{
float value = aud_get_double ("extra_stereo", "intensity");
float * f, * end;
float center;
if (stereo_channels != 2 || samples == 0)
return;
end = (* data) + (* samples);
for (f = * data; f < end; f += 2)
{
center = (f[0] + f[1]) / 2;
f[0] = center + (f[0] - center) * value;
f[1] = center + (f[1] - center) * value;
}
}
void compressor_config_load (void)
{
aud_config_set_defaults ("compressor", compressor_defaults);
compressor_center = aud_get_double ("compressor", "center");
compressor_range = aud_get_double ("compressor", "range");
}
else
klo = k;
}
h = xa[khi] - xa[klo];
a = (xa[khi] - x) / h;
b = (x - xa[klo]) / h;
return (a * ya[klo] + b * ya[khi] +
((a * a * a - a) * y2a[klo] +
(b * b * b - b) * y2a[khi]) * (h * h) / 6.0);
}
DRAW_FUNC_BEGIN (eq_graph_draw)
static const gdouble x[10] = {0, 11, 23, 35, 47, 59, 71, 83, 97, 109};
skin_draw_pixbuf (cr, SKIN_EQMAIN, 0, 294, 0, 0, 113, 19);
skin_draw_pixbuf (cr, SKIN_EQMAIN, 0, 314, 0, 9 + (aud_get_double (NULL,
"equalizer_preamp") * 9 + EQUALIZER_MAX_GAIN / 2) / EQUALIZER_MAX_GAIN, 113, 1);
guint32 cols[19];
skin_get_eq_spline_colors(active_skin, cols);
gdouble bands[AUD_EQUALIZER_NBANDS];
aud_eq_get_bands (bands);
gdouble yf[10];
init_spline (x, bands, 10, yf);
/* now draw a pixelated line with vector graphics ... -- jlindgren */
gint py = 0;
for (gint i = 0; i < 109; i ++)
{
gint y = 9.5 - eval_spline (x, bands, yf, 10, i) * 9 / EQUALIZER_MAX_GAIN;
static int speed_adjust_delay (int delay)
{
/* Not sample-accurate, but should be a decent estimate. */
double speed = aud_get_double (CFGSECT, "speed");
return delay * speed + width * 1000 / currate;
}
static void
equalizerwin_create_widgets(void)
{
equalizerwin_on = button_new_toggle (25, 12, 10, 119, 128, 119, 69, 119, 187, 119, SKIN_EQMAIN, SKIN_EQMAIN);
window_put_widget (equalizerwin, FALSE, equalizerwin_on, 14, 18);
button_set_active (equalizerwin_on, aud_get_bool (NULL, "equalizer_active"));
button_on_release (equalizerwin_on, eq_on_cb);
equalizerwin_auto = button_new_toggle (33, 12, 35, 119, 153, 119, 94, 119, 212, 119, SKIN_EQMAIN, SKIN_EQMAIN);
window_put_widget (equalizerwin, FALSE, equalizerwin_auto, 39, 18);
button_set_active (equalizerwin_auto, aud_get_bool (NULL, "equalizer_autoload"));
button_on_release (equalizerwin_auto, eq_auto_cb);
equalizerwin_presets = button_new (44, 12, 224, 164, 224, 176, SKIN_EQMAIN, SKIN_EQMAIN);
window_put_widget (equalizerwin, FALSE, equalizerwin_presets, 217, 18);
button_on_release (equalizerwin_presets, eq_presets_cb);
equalizerwin_close = button_new (9, 9, 0, 116, 0, 125, SKIN_EQMAIN, SKIN_EQMAIN);
window_put_widget (equalizerwin, FALSE, equalizerwin_close, 264, 3);
button_on_release (equalizerwin_close, (ButtonCB) equalizerwin_close_cb);
equalizerwin_shade = button_new (9, 9, 254, 137, 1, 38, SKIN_EQMAIN, SKIN_EQ_EX);
window_put_widget (equalizerwin, FALSE, equalizerwin_shade, 254, 3);
button_on_release (equalizerwin_shade, (ButtonCB) equalizerwin_shade_toggle);
equalizerwin_shaded_close = button_new (9, 9, 11, 38, 11, 47, SKIN_EQ_EX, SKIN_EQ_EX);
window_put_widget (equalizerwin, TRUE, equalizerwin_shaded_close, 264, 3);
button_on_release (equalizerwin_shaded_close, (ButtonCB) equalizerwin_close_cb);
equalizerwin_shaded_shade = button_new (9, 9, 254, 3, 1, 47, SKIN_EQ_EX, SKIN_EQ_EX);
window_put_widget (equalizerwin, TRUE, equalizerwin_shaded_shade, 254, 3);
button_on_release (equalizerwin_shaded_shade, (ButtonCB) equalizerwin_shade_toggle);
equalizerwin_graph = eq_graph_new ();
window_put_widget (equalizerwin, FALSE, equalizerwin_graph, 86, 17);
equalizerwin_preamp = eq_slider_new (_("Preamp"));
window_put_widget (equalizerwin, FALSE, equalizerwin_preamp, 21, 38);
eq_slider_set_val (equalizerwin_preamp, aud_get_double (NULL, "equalizer_preamp"));
const gchar * const bandnames[AUD_EQUALIZER_NBANDS] = {N_("31 Hz"),
N_("63 Hz"), N_("125 Hz"), N_("250 Hz"), N_("500 Hz"), N_("1 kHz"),
N_("2 kHz"), N_("4 kHz"), N_("8 kHz"), N_("16 kHz")
};
gdouble bands[AUD_EQUALIZER_NBANDS];
aud_eq_get_bands (bands);
for (gint i = 0; i < AUD_EQUALIZER_NBANDS; i ++)
{
equalizerwin_bands[i] = eq_slider_new (_(bandnames[i]));
window_put_widget (equalizerwin, FALSE, equalizerwin_bands[i], 78 + 18 * i, 38);
eq_slider_set_val (equalizerwin_bands[i], bands[i]);
}
equalizerwin_volume = hslider_new (0, 94, SKIN_EQ_EX, 97, 8, 61, 4, 3, 7, 1, 30, 1, 30);
window_put_widget (equalizerwin, TRUE, equalizerwin_volume, 61, 4);
hslider_on_motion (equalizerwin_volume, eqwin_volume_motion_cb);
hslider_on_release (equalizerwin_volume, eqwin_volume_release_cb);
equalizerwin_balance = hslider_new (0, 39, SKIN_EQ_EX, 42, 8, 164, 4, 3, 7, 11, 30, 11, 30);
window_put_widget (equalizerwin, TRUE, equalizerwin_balance, 164, 4);
hslider_on_motion (equalizerwin_balance, eqwin_balance_motion_cb);
hslider_on_release (equalizerwin_balance, eqwin_balance_release_cb);
}
