doc/libvlc/libvlc_DVD_ripper.c

   1 // gcc -o main main.c `pkg-config --cflags --libs gtk+-2.0 libvlc`
   2
   3 /* Written by Vincent Schüßler */
   4 /* License WTFPL http://sam.zoy.org/wtfpl/ */
   5
   6 #include <stdlib.h>
   7 #include <time.h>
   8 #include <string.h>
   9 #include <gtk/gtk.h>
  10 #include <vlc/vlc.h>
  11
  12 #define PRESET_H264_AAC_MP4_HIGH "MP4 high (h.264 + AAC)"
  13 #define PRESET_H264_AAC_MP4_LOW "MP4 low (h.264 + AAC)"
  14 #define PRESET_THEORA_VORBIS_OGG_HIGH "OGG high (Theora + Vorbis)"
  15 #define PRESET_THEORA_VORBIS_OGG_LOW "OGG low (Theora + Vorbis)"
  16 #define PRESET_VP8_VORBIS_WEBM_HIGH "WebM high (VP8 + Vorbis)"
  17 #define PRESET_VP8_VORBIS_WEBM_LOW "WebM low (VP8 + Vorbis)"
  18 #define BORDER_WIDTH 6
  19
  20 GtkWidget *window;
  21 GtkWidget *source_entry, *dest_entry;
  22 GtkWidget *progressbar;
  23 libvlc_instance_t *vlcinst;
  24 libvlc_media_list_t *medialist;
  25 GtkWidget *run_button, *format_chooser, *spinner;
  26 char stopped;
  27
  28 gchar* get_filepath(GtkWidget* widget, GtkFileChooserAction action) {
  29     GtkWidget *dialog;
  30     gchar *path;
  31     dialog = gtk_file_chooser_dialog_new("Choose location", GTK_WINDOW(gtk_widget_get_toplevel(widget)), action, GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT, NULL);
  32     if(gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
  33         path = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
  34     }
  35     else {
  36         path = NULL;
  37     }
  38     gtk_widget_destroy(dialog);
  39     return path;
  40 }
  41
  42 void on_select_source_path(GtkWidget *widget, gpointer data) {
  43     char *path;
  44     char scheme[] = "file://";
  45     char *uri;
  46
  47     if(data==NULL) {
  48         path = (char*) get_filepath(widget, GTK_FILE_CHOOSER_ACTION_OPEN);
  49     }
  50     else {
  51         path = (char*) get_filepath(widget, GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER);
  52     }
  53     if(path != NULL) {
  54         uri = malloc((strlen(scheme)+strlen(path)+1) * sizeof(char));
  55         if(uri == NULL) return;
  56         uri[0] = '\0';
  57         strncat(uri, scheme, strlen(scheme));
  58         strncat(uri, path, strlen(path));
  59         g_free(path);
  60
  61         gtk_entry_set_text(GTK_ENTRY(source_entry), uri);
  62         free(uri);
  63     }
  64 }
  65
  66 void on_select_dest_path(GtkWidget *widget, gpointer data) {
  67     gchar *path;
  68     path = get_filepath(widget, GTK_FILE_CHOOSER_ACTION_SAVE);
  69     if(path != NULL) {
  70         gtk_entry_set_text(GTK_ENTRY(dest_entry), path);
  71         g_free(path);
  72     }
  73 }
  74
  75 char* get_pos_string(float pos) {
  76     int len;
  77     const char format[] = "%.3f %%";
  78     char *pos_string;
  79     pos *= 100;
  80     len = snprintf(NULL, 0, format, pos);
  81     pos_string = malloc(len);
  82     if(pos_string==NULL) return NULL;
  83     sprintf(pos_string, format, pos);
  84     return pos_string;
  85 }
  86
  87 gboolean update_progressbar(char *handle) {
  88     float pos = libvlc_vlm_get_media_instance_position(vlcinst, handle, 0);
  89     char *pos_string;
  90     if(pos < 1.0 && 0.0 <= pos) {
  91         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progressbar), pos);
  92         pos_string = get_pos_string(pos);
  93         if(pos_string != NULL) {
  94             gtk_progress_bar_set_text(GTK_PROGRESS_BAR(progressbar), pos_string);
  95             free(pos_string);
  96         }
  97         return TRUE;
  98     }
  99     if(stopped = 1) {
 100         free(handle);
 101         return FALSE;
 102     }
 103 }
 104
 105 const char* get_transcode_string(char *preset) {
 106     static const char mp4_high[] = "#transcode{vcodec=h264,venc=x264{cfr=16},scale=1,acodec=mp4a,ab=160,channels=2,samplerate=44100}";
 107     static const char mp4_low[] = "#transcode{vcodec=h264,venc=x264{cfr=40},scale=1,acodec=mp4a,ab=96,channels=2,samplerate=44100}";
 108     static const char ogg_high[] = "#transcode{vcodec=theo,venc=theora{quality=9},scale=1,acodec=vorb,ab=160,channels=2,samplerate=44100}";
 109     static const char ogg_low[] = "#transcode{vcodec=theo,venc=theora{quality=4},scale=1,acodec=vorb,ab=96,channels=2,samplerate=44100}";
 110     static const char webm_high[] = "#transcode{vcodec=VP80,vb=2000,scale=1,acodec=vorb,ab=160,channels=2,samplerate=44100}";
 111     static const char webm_low[] = "#transcode{vcodec=VP80,vb=1000,scale=1,acodec=vorb,ab=96,channels=2,samplerate=44100}";
 112     static const char nothing[] = "";
 113     if(0 == strcmp(preset, PRESET_H264_AAC_MP4_HIGH)) {
 114         return mp4_high;
 115     }
 116     else if(0 == strcmp(preset, PRESET_H264_AAC_MP4_LOW)) {
 117         return mp4_low;
 118     }
 119     else if(0 == strcmp(preset, PRESET_THEORA_VORBIS_OGG_HIGH)) {
 120         return ogg_high;
 121     }
 122     else if(0 == strcmp(preset, PRESET_THEORA_VORBIS_OGG_LOW)) {
 123         return ogg_low;
 124     }
 125     else if(0 == strcmp(preset, PRESET_VP8_VORBIS_WEBM_HIGH)) {
 126         return webm_high;
 127     }
 128     else if(0 == strcmp(preset, PRESET_VP8_VORBIS_WEBM_LOW)) {
 129         return webm_low;
 130     }
 131     else {
 132         return nothing;
 133     }
 134 }
 135
 136 void on_run(GtkWidget *widget, gpointer data) {
 137     char *handle;
 138     const char *transcode;
 139     char *source = (char*) gtk_entry_get_text(GTK_ENTRY(source_entry));
 140     char *dest = (char*) gtk_entry_get_text(GTK_ENTRY(dest_entry));
 141     char *preset= (char*) gtk_combo_box_get_active_text(GTK_COMBO_BOX(format_chooser));
 142     int i;
 143     char file_begin[] = ":file{dst=";
 144     char file_end[] = "}";
 145     char *sout;
 146     if(preset == NULL) return;
 147     gtk_widget_set_sensitive(widget, FALSE);
 148     handle = malloc((strlen(source)+4+1) * sizeof(char));
 149     if(handle == NULL) return;
 150     strncpy(handle, source, strlen(source));
 151     for(i=0;i<=3;++i) {
 152         handle[strlen(source)+i] = (char) (((unsigned int) rand()) & 63) + '0';
 153     }
 154     handle[strlen(source)+4] = '\0';
 155     transcode = get_transcode_string(preset);
 156     free(preset);
 157     sout = malloc((strlen(transcode)+strlen(file_begin)+strlen(dest)+strlen(file_end)+1) * sizeof(char));
 158     if(sout == NULL) return;
 159     strncpy(sout, transcode, strlen(transcode)+1);
 160     strncat(sout, file_begin, strlen(file_begin));
 161     strncat(sout, dest, strlen(dest));
 162     strncat(sout, file_end, strlen(file_end));
 163     libvlc_vlm_add_broadcast(vlcinst, handle, source, sout, 0, NULL, 1, 0);
 164     free(sout);
 165     libvlc_vlm_play_media(vlcinst, handle);
 166     gtk_widget_show(spinner);
 167     gtk_spinner_start(GTK_SPINNER(spinner));
 168     stopped = 0;
 169     g_timeout_add(50, (GSourceFunc) update_progressbar, handle);
 170 }
 171
 172 void stop(void) {
 173     stopped = 1;
 174     gtk_spinner_stop(GTK_SPINNER(spinner));
 175     gtk_widget_hide(spinner);
 176     gtk_widget_set_sensitive(run_button, TRUE);
 177     gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progressbar), 0.0);
 178     gtk_progress_bar_set_text(GTK_PROGRESS_BAR(progressbar), "");
 179 }
 180
 181 gboolean on_end(void) {
 182     GtkWidget *dialog;
 183     stop();
 184     dialog = gtk_message_dialog_new(GTK_WINDOW(window), GTK_DIALOG_MODAL, GTK_MESSAGE_INFO, GTK_BUTTONS_OK, "Rip done");
 185     gtk_dialog_run(GTK_DIALOG(dialog));
 186     gtk_widget_destroy(dialog);
 187     return FALSE;
 188 }
 189
 190 void on_end_vlc(const libvlc_event_t *event, void *data) {
 191     g_idle_add((GSourceFunc) on_end, NULL);
 192 }
 193
 194 gboolean on_error(void) {
 195     GtkWidget *dialog;
 196     stop();
 197     dialog = gtk_message_dialog_new(GTK_WINDOW(window), GTK_DIALOG_MODAL, GTK_MESSAGE_ERROR, GTK_BUTTONS_OK, "Error");gtk_dialog_run(GTK_DIALOG(dialog));
 198     gtk_widget_destroy(dialog);
 199     return FALSE;
 200 }
 201
 202 void on_error_vlc(const libvlc_event_t *event, void *data) {
 203     g_idle_add((GSourceFunc) on_error, NULL);
 204 }
 205
 206 int main (int argc, char *argv[]) {
 207     GtkWidget *media_list, *scrolled;
 208     GtkWidget *choose_frame, *output_frame, *run_frame;
 209     GtkWidget *vbox, *choose_table, *output_table, *run_table;
 210     GtkWidget *source_label, *source_button, *source_folder_button;
 211     GtkWidget *dest_label, *dest_button;
 212
 213     libvlc_event_manager_t *evtman;
 214
 215     gtk_init(&argc, &argv);
 216
 217     window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 218     gtk_container_set_border_width(GTK_CONTAINER(window), BORDER_WIDTH);
 219     gtk_window_set_title(GTK_WINDOW(window), "libVLC DVD ripper");
 220
 221     //setup vbox
 222     vbox = gtk_vbox_new(FALSE, BORDER_WIDTH);
 223     gtk_container_add(GTK_CONTAINER(window), vbox);
 224
 225     // setup media list with scrolled window
 226     media_list = gtk_tree_view_new();
 227     gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(media_list), FALSE);
 228     scrolled = gtk_scrolled_window_new(NULL, NULL);
 229     gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 230     gtk_container_add(GTK_CONTAINER(scrolled), media_list);
 231
 232     // setup "choose"-frame
 233     choose_frame = gtk_frame_new("Choose DVD");
 234     gtk_box_pack_start(GTK_BOX(vbox), choose_frame, TRUE, TRUE, 0);
 235     choose_table = gtk_table_new(1, 4, FALSE);
 236     gtk_table_set_row_spacings(GTK_TABLE(choose_table), BORDER_WIDTH/2);
 237     gtk_table_set_col_spacings(GTK_TABLE(choose_table), BORDER_WIDTH/2);
 238     gtk_container_set_border_width(GTK_CONTAINER(choose_table), BORDER_WIDTH);
 239     source_label = gtk_label_new("Input file or folder:");
 240     source_entry = gtk_entry_new();
 241     gtk_entry_set_text(GTK_ENTRY(source_entry), "dvd://");
 242     source_button = gtk_button_new_with_label("Open file");
 243     source_folder_button = gtk_button_new_with_label("Open folder");
 244     g_signal_connect(G_OBJECT(source_button), "clicked", G_CALLBACK(on_select_source_path), NULL);
 245     g_signal_connect(G_OBJECT(source_folder_button), "clicked", G_CALLBACK(on_select_source_path), (gpointer) 1);
 246     gtk_table_attach(GTK_TABLE(choose_table), source_label, 0, 1, 0, 1, GTK_SHRINK, GTK_SHRINK, 0, 0);
 247     gtk_table_attach(GTK_TABLE(choose_table), source_entry, 1, 2, 0, 1, GTK_EXPAND | GTK_FILL, GTK_SHRINK, 0, 0);
 248     gtk_table_attach(GTK_TABLE(choose_table), source_button, 2, 3, 0, 1, GTK_SHRINK, GTK_SHRINK, 0, 0);
 249     gtk_table_attach(GTK_TABLE(choose_table), source_folder_button, 3, 4, 0, 1, GTK_SHRINK, GTK_SHRINK, 0, 0);
 250     gtk_container_add(GTK_CONTAINER(choose_frame), choose_table);
 251
 252     // setup "output"-frame
 253     output_frame = gtk_frame_new("Output settings");
 254     gtk_box_pack_start(GTK_BOX(vbox), output_frame, TRUE, TRUE, 0);
 255     output_table = gtk_table_new(2, 3, FALSE);
 256     gtk_table_set_row_spacings(GTK_TABLE(output_table), BORDER_WIDTH/2);
 257     gtk_table_set_col_spacings(GTK_TABLE(output_table), BORDER_WIDTH/2);
 258     gtk_container_set_border_width(GTK_CONTAINER(output_table), BORDER_WIDTH);
 259     gtk_container_add(GTK_CONTAINER(output_frame), output_table);
 260     dest_label = gtk_label_new("Output file:");
 261     dest_entry = gtk_entry_new();
 262     format_chooser = gtk_combo_box_new_text();
 263     gtk_combo_box_append_text(GTK_COMBO_BOX(format_chooser), PRESET_H264_AAC_MP4_HIGH);
 264     gtk_combo_box_append_text(GTK_COMBO_BOX(format_chooser), PRESET_H264_AAC_MP4_LOW);
 265     gtk_combo_box_append_text(GTK_COMBO_BOX(format_chooser), PRESET_THEORA_VORBIS_OGG_HIGH);
 266     gtk_combo_box_append_text(GTK_COMBO_BOX(format_chooser), PRESET_THEORA_VORBIS_OGG_LOW);
 267     gtk_combo_box_append_text(GTK_COMBO_BOX(format_chooser), PRESET_VP8_VORBIS_WEBM_HIGH);
 268     gtk_combo_box_append_text(GTK_COMBO_BOX(format_chooser), PRESET_VP8_VORBIS_WEBM_LOW);
 269     gtk_combo_box_set_active(GTK_COMBO_BOX(format_chooser), 0);
 270     dest_button = gtk_button_new_from_stock(GTK_STOCK_OPEN);
 271     g_signal_connect(G_OBJECT(dest_button), "clicked", G_CALLBACK(on_select_dest_path), NULL);
 272     gtk_table_attach(GTK_TABLE(output_table), dest_label, 0, 1, 0, 1, GTK_SHRINK, GTK_SHRINK, 0, 0);
 273     gtk_table_attach(GTK_TABLE(output_table), dest_entry, 1, 2, 0, 1, GTK_EXPAND | GTK_FILL, GTK_SHRINK, 0, 0);
 274     gtk_table_attach(GTK_TABLE(output_table), dest_button, 2, 3, 0, 1, GTK_SHRINK, GTK_SHRINK, 0, 0);
 275     gtk_table_attach(GTK_TABLE(output_table), format_chooser, 0, 4, 1, 2, GTK_EXPAND | GTK_FILL, GTK_SHRINK, 0, 0);
 276
 277     // setup "run"-frame
 278     run_frame = gtk_frame_new("Run");
 279     gtk_box_pack_start(GTK_BOX(vbox), run_frame, TRUE, TRUE, 0);
 280     run_table = gtk_table_new(3, 2, FALSE);
 281     gtk_table_set_row_spacings(GTK_TABLE(run_table), BORDER_WIDTH/2);
 282     gtk_table_set_col_spacings(GTK_TABLE(run_table), BORDER_WIDTH/2);
 283     gtk_container_set_border_width(GTK_CONTAINER(run_table), BORDER_WIDTH);
 284     gtk_container_add(GTK_CONTAINER(run_frame), run_table);
 285     progressbar = gtk_progress_bar_new();
 286     spinner = gtk_spinner_new();
 287     run_button = gtk_button_new_from_stock(GTK_STOCK_OK);
 288     g_signal_connect(G_OBJECT(run_button), "clicked", G_CALLBACK(on_run), NULL);
 289     gtk_table_attach(GTK_TABLE(run_table), progressbar, 0, 3, 0, 1, GTK_EXPAND | GTK_FILL, GTK_SHRINK, 0, 0);
 290     gtk_table_attach(GTK_TABLE(run_table), gtk_label_new(""), 0, 1, 1, 2, GTK_EXPAND, GTK_SHRINK, 0, 0);
 291     gtk_table_attach(GTK_TABLE(run_table), spinner, 1, 2, 1, 2, GTK_SHRINK, GTK_SHRINK, 0, 0);
 292     gtk_table_attach(GTK_TABLE(run_table), run_button, 2, 3, 1, 2, GTK_SHRINK, GTK_SHRINK, 0, 0);
 293
 294     // setup vlc
 295     vlcinst = libvlc_new(0, NULL);
 296     evtman = libvlc_vlm_get_event_manager(vlcinst);
 297         libvlc_event_attach(evtman, libvlc_VlmMediaInstanceStatusEnd, on_end_vlc, NULL);
 298         libvlc_event_attach(evtman, libvlc_VlmMediaInstanceStatusError, on_error_vlc, NULL);
 299
 300     g_signal_connect(G_OBJECT(window), "destroy", G_CALLBACK(gtk_main_quit), NULL);
 301     gtk_widget_show_all(window);
 302     gtk_widget_hide(spinner);
 303     gtk_main ();
 304     libvlc_release(vlcinst);
 305     return 0;
 306 }