eq preset management

2 files changed, 200 insertions, 18 deletions

diff --git a/plugins/gtkui/callbacks.c b/plugins/gtkui/callbacks.c
index a582eebf..90eb7c1a 100644
--- a/plugins/gtkui/callbacks.c
+++ b/plugins/gtkui/callbacks.c
@@ -377,24 +377,6 @@ save_playlist_as (void) {
         gtk_widget_destroy (dlg);
 
         if (fname) {
-// the code below cannot be used, because it breaks gtk overwrite confirmation
-#if 0
-            // check extension and append .dbpl if none
-            size_t sz = strlen (fname);
-            char ext[] = ".dbpl";
-            const char *p = fname + sz - 1;
-            while (p > fname && *p != '/' && *p != '.') {
-                p--;
-            }
-            if (*p != '.') {
-                // extension not found
-                char *n = g_malloc (sz + sizeof (ext));
-                memcpy (n, fname, sz);
-                memcpy (n+sz, ext, sizeof (ext));
-                g_free (fname);
-                fname = n;
-            }
-#endif
             int res = deadbeef->pl_save (fname);
             if (res >= 0 && strlen (fname) < 1024) {
                 strcpy (last_playlist_save_name, fname);
diff --git a/plugins/gtkui/eq.c b/plugins/gtkui/eq.c
index fda0a888..f558d8c7 100644
--- a/plugins/gtkui/eq.c
+++ b/plugins/gtkui/eq.c
@@ -19,6 +19,7 @@
 #include <gtk/gtk.h>
 #include <string.h>
 #include <math.h>
+#include <stdlib.h>
 #include "gtkui.h"
 #include "support.h"
 #include "../supereq/supereq.h"
@@ -83,13 +84,191 @@ on_zero_all_clicked                  (GtkButton       *button,
 }
 
 void
+on_zero_preamp_clicked                  (GtkButton       *button,
+        gpointer         user_data) {
+    if (eqwin) {
+        DB_supereq_dsp_t *eq = get_supereq_plugin ();
+        eq->set_preamp (1);
+        ddb_equalizer_set_preamp (DDB_EQUALIZER (eqwin), 0);
+        gdk_window_invalidate_rect (eqwin->window, NULL, FALSE);
+    }
+}
+
+void
+on_zero_bands_clicked                  (GtkButton       *button,
+        gpointer         user_data) {
+    if (eqwin) {
+        DB_supereq_dsp_t *eq = get_supereq_plugin ();
+        for (int i = 0; i < 18; i++) {
+            ddb_equalizer_set_band (DDB_EQUALIZER (eqwin), i, 0);
+            eq->set_band (i, 1);
+        }
+        gdk_window_invalidate_rect (eqwin->window, NULL, FALSE);
+    }
+}
+
+void
 on_save_preset_clicked                  (GtkButton       *button,
         gpointer         user_data) {
+    GtkWidget *dlg = gtk_file_chooser_dialog_new ("Save DeaDBeeF EQ Preset", GTK_WINDOW (mainwin), GTK_FILE_CHOOSER_ACTION_SAVE, GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, GTK_STOCK_SAVE, GTK_RESPONSE_OK, NULL);
+
+    gtk_file_chooser_set_do_overwrite_confirmation (GTK_FILE_CHOOSER (dlg), TRUE);
+    gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (dlg), "untitled.ddbeq");
+
+    GtkFileFilter* flt;
+    flt = gtk_file_filter_new ();
+    gtk_file_filter_set_name (flt, "DeaDBeeF preset files (*.ddbeq)");
+    gtk_file_filter_add_pattern (flt, "*.ddbeq");
+
+    gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dlg), flt);
+
+    if (gtk_dialog_run (GTK_DIALOG (dlg)) == GTK_RESPONSE_OK)
+    {
+        gchar *fname = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dlg));
+        gtk_widget_destroy (dlg);
+
+        if (fname) {
+            FILE *fp = fopen (fname, "w+b");
+            if (fp) {
+                DB_supereq_dsp_t *eq = get_supereq_plugin ();
+                for (int i = 0; i < 18; i++) {
+                    fprintf (fp, "%f\n", amp_to_db (eq->get_band (i)));
+                }
+                fprintf (fp, "%f\n", amp_to_db (eq->get_preamp ()));
+                fclose (fp);
+            }
+            g_free (fname);
+        }
+    }
+    else {
+        gtk_widget_destroy (dlg);
+    }
 }
 
 void
 on_load_preset_clicked                  (GtkButton       *button,
         gpointer         user_data) {
+    GtkWidget *dlg = gtk_file_chooser_dialog_new ("Load DeaDBeeF EQ Preset...", GTK_WINDOW (mainwin), GTK_FILE_CHOOSER_ACTION_OPEN, GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, GTK_STOCK_OPEN, GTK_RESPONSE_OK, NULL);
+
+    GtkFileFilter* flt;
+    flt = gtk_file_filter_new ();
+    gtk_file_filter_set_name (flt, "DeaDBeeF  EQ presets (*.ddbeq)");
+    gtk_file_filter_add_pattern (flt, "*.ddbeq");
+    gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dlg), flt);
+
+    gtk_file_chooser_set_select_multiple (GTK_FILE_CHOOSER (dlg), FALSE);
+    // restore folder
+    gtk_file_chooser_set_current_folder_uri (GTK_FILE_CHOOSER (dlg), deadbeef->conf_get_str ("filechooser.lastdir", ""));
+    int response = gtk_dialog_run (GTK_DIALOG (dlg));
+    // store folder
+    gchar *folder = gtk_file_chooser_get_current_folder_uri (GTK_FILE_CHOOSER (dlg));
+    if (folder) {
+        deadbeef->conf_set_str ("filechooser.lastdir", folder);
+        g_free (folder);
+    }
+    if (response == GTK_RESPONSE_OK)
+    {
+        gchar *fname = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dlg));
+        if (fname) {
+            FILE *fp = fopen (fname, "rt");
+            if (fp) {
+                float vals[19]; // float dBs
+                int i = 0;
+                while (i < 19) {
+                    char tmp[20];
+                    char *out = fgets (tmp, sizeof (tmp), fp);
+                    if (!out) {
+                        break;
+                    }
+                    vals[i] = atof (tmp);
+                    i++;
+                }
+                fclose (fp);
+                if (i == 19) {
+                    // apply and save config
+                    DB_supereq_dsp_t *eq = get_supereq_plugin ();
+                    if (eq) {
+                        eq->set_preamp (db_to_amp (vals[18]));
+                        ddb_equalizer_set_preamp (DDB_EQUALIZER (eqwin), vals[18]);
+                        for (int i = 0; i < 18; i++) {
+                            ddb_equalizer_set_band (DDB_EQUALIZER (eqwin), i, vals[i]);
+                            eq->set_band (i, db_to_amp (vals[i]));
+                        }
+                        gdk_window_invalidate_rect (eqwin->window, NULL, FALSE);
+                        deadbeef->conf_save ();
+                    }
+                }
+                else {
+                    fprintf (stderr, "[eq] corrupted DeaDBeeF preset file, discarded\n");
+                }
+            }
+            g_free (fname);
+        }
+    }
+    gtk_widget_destroy (dlg);
+}
+
+void
+on_import_fb2k_preset_clicked                  (GtkButton       *button,
+        gpointer         user_data) {
+    GtkWidget *dlg = gtk_file_chooser_dialog_new ("Import Foobar2000 EQ Preset...", GTK_WINDOW (mainwin), GTK_FILE_CHOOSER_ACTION_OPEN, GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, GTK_STOCK_OPEN, GTK_RESPONSE_OK, NULL);
+
+    GtkFileFilter* flt;
+    flt = gtk_file_filter_new ();
+    gtk_file_filter_set_name (flt, "Foobar2000 EQ presets (*.feq)");
+    gtk_file_filter_add_pattern (flt, "*.feq");
+    gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dlg), flt);
+
+    gtk_file_chooser_set_select_multiple (GTK_FILE_CHOOSER (dlg), FALSE);
+    // restore folder
+    gtk_file_chooser_set_current_folder_uri (GTK_FILE_CHOOSER (dlg), deadbeef->conf_get_str ("filechooser.lastdir", ""));
+    int response = gtk_dialog_run (GTK_DIALOG (dlg));
+    // store folder
+    gchar *folder = gtk_file_chooser_get_current_folder_uri (GTK_FILE_CHOOSER (dlg));
+    if (folder) {
+        deadbeef->conf_set_str ("filechooser.lastdir", folder);
+        g_free (folder);
+    }
+    if (response == GTK_RESPONSE_OK)
+    {
+        gchar *fname = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dlg));
+        if (fname) {
+            FILE *fp = fopen (fname, "rt");
+            if (fp) {
+                int vals[18]; // integer dBs
+                int i = 0;
+                while (i < 18) {
+                    char tmp[20];
+                    char *out = fgets (tmp, sizeof (tmp), fp);
+                    if (!out) {
+                        break;
+                    }
+                    vals[i] = atoi (tmp);
+                    i++;
+                }
+                fclose (fp);
+                if (i == 18) {
+                    // apply and save config
+                    DB_supereq_dsp_t *eq = get_supereq_plugin ();
+                    if (eq) {
+                        eq->set_preamp (1);
+                        ddb_equalizer_set_preamp (DDB_EQUALIZER (eqwin), 0);
+                        for (int i = 0; i < 18; i++) {
+                            ddb_equalizer_set_band (DDB_EQUALIZER (eqwin), i, vals[i]);
+                            eq->set_band (i, db_to_amp (vals[i]));
+                        }
+                        gdk_window_invalidate_rect (eqwin->window, NULL, FALSE);
+                        deadbeef->conf_save ();
+                    }
+                }
+                else {
+                    fprintf (stderr, "[eq] corrupted Foobar2000 preset file, discarded\n");
+                }
+            }
+            g_free (fname);
+        }
+    }
+    gtk_widget_destroy (dlg);
 }
 
 void
@@ -120,6 +299,20 @@ eq_window_show (void) {
                 G_CALLBACK (on_zero_all_clicked),
                 NULL);
 
+        button = gtk_button_new_with_label ("Zero Preamp");
+        gtk_widget_show (button);
+        gtk_box_pack_start (GTK_BOX (buttons), button, FALSE, FALSE, 0);
+        g_signal_connect ((gpointer) button, "clicked",
+                G_CALLBACK (on_zero_preamp_clicked),
+                NULL);
+
+        button = gtk_button_new_with_label ("Zero Bands");
+        gtk_widget_show (button);
+        gtk_box_pack_start (GTK_BOX (buttons), button, FALSE, FALSE, 0);
+        g_signal_connect ((gpointer) button, "clicked",
+                G_CALLBACK (on_zero_bands_clicked),
+                NULL);
+
         button = gtk_button_new_with_label ("Save Preset");
         gtk_widget_show (button);
         gtk_box_pack_start (GTK_BOX (buttons), button, FALSE, FALSE, 0);
@@ -134,6 +327,13 @@ eq_window_show (void) {
                 G_CALLBACK (on_load_preset_clicked),
                 NULL);
 
+        button = gtk_button_new_with_label ("Import Foobar2000 Preset");
+        gtk_widget_show (button);
+        gtk_box_pack_start (GTK_BOX (buttons), button, FALSE, FALSE, 0);
+        g_signal_connect ((gpointer) button, "clicked",
+                G_CALLBACK (on_import_fb2k_preset_clicked),
+                NULL);
+
         eqwin = GTK_WIDGET (ddb_equalizer_new());
         g_signal_connect (eqwin, "on_changed", G_CALLBACK (eq_value_changed), 0);
         gtk_widget_set_size_request (eqwin, -1, 200);