opts.c

Mplayer源码

    l = g_list_append(l, (gpointer)"/dev/sound/dsp1");
    l = g_list_append(l, (gpointer)"/dev/sound/dsp2");
    l = g_list_append(l, (gpointer)"/dev/sound/dsp3");
  } else {
    l = g_list_append(l, (gpointer)"/dev/dsp0");
    l = g_list_append(l, (gpointer)"/dev/dsp1");
    l = g_list_append(l, (gpointer)"/dev/dsp2");
    l = g_list_append(l, (gpointer)"/dev/dsp3");
  }
#ifdef HAVE_DXR3
  l = g_list_append(l, (gpointer)"/dev/em8300_ma");
  l = g_list_append(l, (gpointer)"/dev/em8300_ma-0");
  l = g_list_append(l, (gpointer)"/dev/em8300_ma-1");
  l = g_list_append(l, (gpointer)"/dev/em8300_ma-2");
  l = g_list_append(l, (gpointer)"/dev/em8300_ma-3");
#endif
  return l;
}

GList *appendOSSMixers(GList *l) {
  // careful! the current implementation allows only string constants!
  l = g_list_append(l, (gpointer)"/dev/mixer");
  if (gtkAOOSSMixer && strncmp(gtkAOOSSMixer, "/dev/sound", 10) == 0) {
    l = g_list_append(l, (gpointer)"/dev/sound/mixer0");
    l = g_list_append(l, (gpointer)"/dev/sound/mixer1");
    l = g_list_append(l, (gpointer)"/dev/sound/mixer2");
    l = g_list_append(l, (gpointer)"/dev/sound/mixer3");
  } else {
    l = g_list_append(l, (gpointer)"/dev/mixer0");
    l = g_list_append(l, (gpointer)"/dev/mixer1");
    l = g_list_append(l, (gpointer)"/dev/mixer2");
    l = g_list_append(l, (gpointer)"/dev/mixer3");
  }
  return l;
}

GList *appendOSSMixerChannels(GList *l) {
  l = g_list_append(l, (gpointer)"vol");
  l = g_list_append(l, (gpointer)"pcm");
  l = g_list_append(l, (gpointer)"line");
  return l;
}
#endif

#if defined(HAVE_ALSA9) || defined (HAVE_ALSA1X)
GList *appendALSADevices(GList *l) {
  l = g_list_append(l, (gpointer)"default");
  l = g_list_append(l, (gpointer)"hw=0.0");
  l = g_list_append(l, (gpointer)"hw=0.1");
  l = g_list_append(l, (gpointer)"hw=0.2");
  l = g_list_append(l, (gpointer)"surround40");
  l = g_list_append(l, (gpointer)"surround51");
  l = g_list_append(l, (gpointer)"plug=surround40");
  l = g_list_append(l, (gpointer)"plug=surround51");
  return l;
}

GList *appendALSAMixers(GList *l) {
  l = g_list_append(l, (gpointer)"default");
  return l;
}

GList *appendALSAMixerChannels(GList *l) {
  l = g_list_append(l, (gpointer)"Master");
  l = g_list_append(l, (gpointer)"Line");
  l = g_list_append(l, (gpointer)"PCM");
  l = g_list_append(l, (gpointer)"PCM,1");
  return l;
}
#endif

#ifdef HAVE_SDL
GList *appendSDLDevices(GList *l) {
  l = g_list_append(l, (gpointer)"alsa");
  l = g_list_append(l, (gpointer)"arts");
  l = g_list_append(l, (gpointer)"esd");
  l = g_list_append(l, (gpointer)"jack");
  l = g_list_append(l, (gpointer)"oss");
  l = g_list_append(l, (gpointer)"nas");
  return l;
}
#endif

#ifdef USE_ESD
GList *appendESDDevices(GList *l) {
  l = g_list_append(l, (gpointer)"Enter Remote IP");
  l = g_list_append(l, (gpointer)"Use Software Mixer");
  return l;
}
#endif

// Gets text string from a gtk entry, interpreting 
// MSGTR_PREFERENCES_DriverDefault as null string.
char *getGtkEntryText(GtkWidget *from) {
  char *tmp = gtk_entry_get_text(GTK_ENTRY(from));
  if (strcmp(tmp, MSGTR_PREFERENCES_DriverDefault) == 0) {
    tmp = NULL;
  }
  return tmp;
}

// Sets text string of a gtk entry, interpreting 
// null string as MSGTR_PREFERENCES_DriverDefault.
void setGtkEntryText(GtkWidget *dest, char *to) {
  if (!to) {
    to = MSGTR_PREFERENCES_DriverDefault;
  }
  gtk_entry_set_text(GTK_ENTRY(dest),to);
}

       GtkWidget *AudioConfig;
static GtkWidget *CEAudioDevice;
static GtkWidget *CBAudioDevice;
static GtkWidget *CEAudioMixer;
static GtkWidget *CBAudioMixer;
static GtkWidget *CEAudioMixerChannel;
static GtkWidget *CBAudioMixerChannel;
static GtkWidget *BAudioOk;
static GtkWidget *BAudioCancel;

void ShowAudioConfig() {
  if (AudioConfig) gtkActive(AudioConfig);
  else AudioConfig = create_AudioConfig();

#ifdef USE_OSS_AUDIO
  if (strncmp(ao_driver[0], "oss", 3) == 0) {
    setGtkEntryText(CEAudioDevice, gtkAOOSSDevice);
    setGtkEntryText(CEAudioMixer, gtkAOOSSMixer);
    setGtkEntryText(CEAudioMixerChannel, gtkAOOSSMixerChannel);
  }
#endif
#if defined(HAVE_ALSA9) || defined (HAVE_ALSA1X)
  if (strncmp(ao_driver[0], "alsa", 4) == 0) {
    setGtkEntryText(CEAudioDevice, gtkAOALSADevice);
    setGtkEntryText(CEAudioMixer, gtkAOALSAMixer);
    setGtkEntryText(CEAudioMixerChannel, gtkAOALSAMixerChannel);
  }
#endif
#ifdef HAVE_SDL
  if (strncmp(ao_driver[0], "sdl", 3) == 0) {
    setGtkEntryText(CEAudioDevice, gtkAOSDLDriver);
  }
#endif
#ifdef USE_ESD
  if (strncmp(ao_driver[0], "esd", 3) == 0) {
    setGtkEntryText(CEAudioDevice, gtkAOESDDevice);
  }
#endif

  gtk_widget_show(AudioConfig);
  gtkSetLayer(AudioConfig);
}

void HideAudioConfig() {
  if (!AudioConfig) return;
  gtk_widget_hide(AudioConfig);
  gtk_widget_destroy(AudioConfig); 
  AudioConfig=NULL;
}

static void audioButton(GtkButton *button, gpointer user_data) {
  switch( (int)user_data ) {
    case 1:
#ifdef USE_OSS_AUDIO
      if (strncmp(ao_driver[0], "oss", 3) == 0) {
        gfree(&gtkAOOSSDevice);
        gtkAOOSSDevice = gstrdup(getGtkEntryText(CEAudioDevice));
        gfree(&gtkAOOSSMixer);
        gtkAOOSSMixer = gstrdup(getGtkEntryText(CEAudioMixer));
        gfree(&gtkAOOSSMixerChannel);
        gtkAOOSSMixerChannel = gstrdup(getGtkEntryText(CEAudioMixerChannel));
      }
#endif
#if defined(HAVE_ALSA9) || defined (HAVE_ALSA1X)
      if (strncmp(ao_driver[0], "alsa", 4) == 0) {
        gfree(&gtkAOALSADevice);
        gtkAOALSADevice = gstrdup(getGtkEntryText(CEAudioDevice));
        gfree(&gtkAOALSAMixer);
        gtkAOALSAMixer = gstrdup(getGtkEntryText(CEAudioMixer));
        gfree(&gtkAOALSAMixerChannel);
        gtkAOALSAMixerChannel = gstrdup(getGtkEntryText(CEAudioMixerChannel));
      }
#endif
#ifdef HAVE_SDL
      if (strncmp(ao_driver[0], "sdl", 3) == 0) {
        gfree(&gtkAOSDLDriver);
        gtkAOSDLDriver = gstrdup(getGtkEntryText(CEAudioDevice));
      }
#endif
#ifdef USE_ESD
      if (strncmp(ao_driver[0], "esd", 3) == 0) {
        gfree(&gtkAOESDDevice);
        gtkAOESDDevice = gstrdup(getGtkEntryText(CEAudioDevice));
      }
#endif
   case 0:
      HideAudioConfig();
      break;
  }
}

GtkWidget *create_AudioConfig() {
  GList *items = NULL;
  GtkWidget *vbox;
  GtkWidget *table;
  GtkWidget *label;
  GtkWidget *hbuttonbox;
  GtkAccelGroup *accel_group;

  AudioConfig = gtk_window_new(GTK_WINDOW_TOPLEVEL);
  gtk_widget_set_name(AudioConfig, "AudioConfig");
  gtk_object_set_data(GTK_OBJECT(AudioConfig), "AudioConfig", AudioConfig);
  gtk_window_set_title(GTK_WINDOW(AudioConfig), MSGTR_AudioPreferences);
  gtk_window_set_position(GTK_WINDOW(AudioConfig), GTK_WIN_POS_CENTER);
  gtk_window_set_policy(GTK_WINDOW(AudioConfig), FALSE, FALSE, FALSE);
  gtk_window_set_wmclass(GTK_WINDOW(AudioConfig), "Audio Config", "MPlayer");

  gtk_widget_realize(AudioConfig);
  gtkAddIcon(AudioConfig);

  vbox = AddVBox(AddDialogFrame(AudioConfig), 0);

  table = gtk_table_new(2, 3, FALSE);
  gtk_widget_set_name(table, "table");
  gtk_widget_show(table);
  gtk_box_pack_start(GTK_BOX(vbox), table, TRUE, TRUE, 0);

  label = AddLabel(MSGTR_PREFERENCES_Audio_Device, NULL);
  gtk_table_attach(GTK_TABLE(table), label, 0, 1, 0, 1, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(0), 0, 0);

  CBAudioDevice = AddComboBox(NULL);
  gtk_table_attach(GTK_TABLE(table), CBAudioDevice, 1, 2, 0, 1, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL), (GtkAttachOptions)(0), 0, 0);
  items = g_list_append(items,(gpointer)MSGTR_PREFERENCES_DriverDefault);
#ifdef USE_OSS_AUDIO
  if (strncmp(ao_driver[0], "oss", 3) == 0)
    items = appendOSSDevices(items);
#endif
#if defined(HAVE_ALSA9) || defined (HAVE_ALSA1X)
  if (strncmp(ao_driver[0], "alsa", 4) == 0)
    items = appendALSADevices(items);
#endif
#ifdef HAVE_SDL
  if (strncmp(ao_driver[0], "sdl", 3) == 0)
    items = appendSDLDevices(items);
#endif
#ifdef USE_ESD
  if (strncmp(ao_driver[0], "esd", 3) == 0)
    items = appendESDDevices(items);
#endif
  gtk_combo_set_popdown_strings(GTK_COMBO(CBAudioDevice), items);
  g_list_free(items);
  items = NULL;

  CEAudioDevice = GTK_COMBO(CBAudioDevice)->entry;
  gtk_widget_set_name(CEAudioDevice, "CEAudioDevice");
  gtk_widget_show(CEAudioDevice);

  label = AddLabel(MSGTR_PREFERENCES_Audio_Mixer, NULL);
  gtk_table_attach(GTK_TABLE(table), label, 0, 1, 1, 2, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(0), 0, 0);

  CBAudioMixer = AddComboBox(NULL);
  gtk_table_attach(GTK_TABLE(table), CBAudioMixer, 1, 2, 1, 2, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL), (GtkAttachOptions)(0), 0, 0);
  items = g_list_append(items, (gpointer)MSGTR_PREFERENCES_DriverDefault);
#ifdef USE_OSS_AUDIO
  if (strncmp(ao_driver[0], "oss", 3) == 0)
    items = appendOSSMixers(items);
#endif
#if defined(HAVE_ALSA9) || defined (HAVE_ALSA1X)
  if (strncmp(ao_driver[0], "alsa", 4) == 0)
    items = appendALSAMixers(items);
#endif
  gtk_combo_set_popdown_strings(GTK_COMBO(CBAudioMixer), items);
  g_list_free(items);
  items = NULL;

  CEAudioMixer = GTK_COMBO(CBAudioMixer)->entry;
  gtk_widget_set_name(CEAudioMixer, "CEAudioMixer");
  gtk_widget_show(CEAudioMixer);

  label = AddLabel(MSGTR_PREFERENCES_Audio_MixerChannel, NULL);
  gtk_table_attach(GTK_TABLE(table), label, 0, 1, 2, 3, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(0), 0, 0);

  CBAudioMixerChannel = AddComboBox(NULL);
  gtk_table_attach(GTK_TABLE(table), CBAudioMixerChannel, 1, 2, 2, 3, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL), (GtkAttachOptions)(0), 0, 0);
  items = g_list_append(items, (gpointer)MSGTR_PREFERENCES_DriverDefault);
#ifdef USE_OSS_AUDIO
  if (strncmp(ao_driver[0], "oss", 3) == 0)
    items = appendOSSMixerChannels(items);
#endif
#if defined(HAVE_ALSA9) || defined (HAVE_ALSA1X)
  if (strncmp(ao_driver[0], "alsa", 4) == 0)
    items = appendALSAMixerChannels(items);
#endif
  gtk_combo_set_popdown_strings(GTK_COMBO(CBAudioMixerChannel), items);
  g_list_free(items);
  items = NULL;

  CEAudioMixerChannel = GTK_COMBO(CBAudioMixerChannel)->entry;
  gtk_widget_set_name(CEAudioMixerChannel, "CEAudioMixerChannel");
  gtk_widget_show(CEAudioMixerChannel);

  AddHSeparator(vbox);

  hbuttonbox = AddHButtonBox(vbox);
  gtk_button_box_set_layout(GTK_BUTTON_BOX(hbuttonbox), GTK_BUTTONBOX_END);
  gtk_button_box_set_spacing(GTK_BUTTON_BOX(hbuttonbox), 10);
  BAudioOk = AddButton(MSGTR_Ok, hbuttonbox);
  BAudioCancel = AddButton(MSGTR_Cancel, hbuttonbox);

  gtk_signal_connect(GTK_OBJECT(AudioConfig), "destroy", GTK_SIGNAL_FUNC(WidgetDestroy), &AudioConfig);
  gtk_signal_connect(GTK_OBJECT(BAudioOk), "clicked", GTK_SIGNAL_FUNC(audioButton), (void*)1);
  gtk_signal_connect(GTK_OBJECT(BAudioCancel), "clicked", GTK_SIGNAL_FUNC(audioButton), (void*)0);

  accel_group = gtk_accel_group_new();
  gtk_widget_add_accelerator(BAudioOk, "clicked", accel_group, GDK_Return, 0, GTK_ACCEL_VISIBLE);
  gtk_widget_add_accelerator(BAudioCancel, "clicked", accel_group, GDK_Escape, 0, GTK_ACCEL_VISIBLE);
  gtk_window_add_accel_group(GTK_WINDOW(AudioConfig), accel_group);

  return AudioConfig;
}

#ifdef HAVE_DXR3
// --- dxr3 config box

static GtkWidget * DXR3Config;
static GtkWid