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main.c
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main.c
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#include <gtk/gtk.h>
#include <libsoup/soup.h>
#include <assert.h>
#include <time.h>
#include <inttypes.h>
#include <string.h>
#include <stdlib.h>
#include "util.h"
#include "dv.h"
#include "global.h"
#include "config.h"
// Globals
struct _DVControl DVControl;
// Widgets
GtkWidget *framelabel;
GtkWidget *playbutton;
GtkWidget *frameentry;
GtkWidget *playbuttonimage;
GObject *frameadjustment;
/* Signal handlers */
void destroy (GtkWidget *widget, gpointer data)
{
playerstate = PLAYER_STATE_TERMINATE;
while(playerstate != PLAYER_STATE_TERMINATED);
gtk_main_quit();
}
int update_framedisp()
{
if (!GTK_IS_LABEL(framelabel)) return FALSE; // program closed
// Label
char labeltext[100];
strcpy(labeltext, long2string(DVControl.currentframe + 1));
strcat(labeltext, " / ");
strcat(labeltext, long2string(DVControl.totalframes));
gtk_label_set_text(GTK_LABEL(framelabel), labeltext);
// Slider
if (DVControl.totalframes != 0 && playerstate != PLAYER_STATE_NEWPOS_PERCENT)
DVControl.pos_percent = DVControl.currentframe * 100. / (DVControl.totalframes - 1);
gtk_adjustment_set_value(GTK_ADJUSTMENT(frameadjustment), DVControl.pos_percent);
return TRUE;
}
gboolean button_play_toggle(GtkWidget *widget)
{
if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON(widget))) // State before switching
{
gtk_image_set_from_icon_name (GTK_IMAGE(playbuttonimage),
"media-playback-start", GTK_ICON_SIZE_DIALOG);
playerstate = PLAYER_STATE_PAUSE;
}
else
{
playerstate = PLAYER_STATE_CONTINUE;
gtk_image_set_from_icon_name (GTK_IMAGE(playbuttonimage),
"media-playback-pause", GTK_ICON_SIZE_DIALOG);
}
return FALSE;
}
void add_movie_to_list(GtkWidget *movlist, const gchar *name)
{
GtkListStore *store;
GtkTreeIter iter;
store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(movlist)));
gtk_list_store_append(store, &iter); // get iter at end
gtk_list_store_set(store, &iter, 0, name, -1);
}
// Change filename if different List item (=movie) is selected
void on_movlist_selection_changed(GtkWidget *selection)
{
GtkTreeModel *model;
GtkTreeIter iter;
char *value;
if (gtk_tree_selection_get_selected(GTK_TREE_SELECTION(selection), &model, &iter))
{
gtk_tree_model_get(model, &iter, 0, &value, -1);
static char *path;
path = movie_get_path_by_name(value);
DVControl.filename = path;
playerstate = PLAYER_STATE_PAUSE_NEWSOURCE;
// Start into the movie with a pause, wait for button press
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(playbutton), FALSE);
gtk_image_set_from_icon_name (GTK_IMAGE(playbuttonimage),
"media-playback-start", GTK_ICON_SIZE_DIALOG);
}
}
void setframe_activated(GtkWidget *widget)
{
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(playbutton), FALSE);
gtk_image_set_from_icon_name (GTK_IMAGE(playbuttonimage),
"media-playback-start", GTK_ICON_SIZE_DIALOG);
char *frametext = (char *)gtk_entry_get_text(GTK_ENTRY(frameentry));
long frame = string2long(frametext);
if (frame < 0) frame = 0;
DVControl.newpos = (frame - 1)*BYTES_PER_FRAME;
playerstate = PLAYER_STATE_NEWPOS;
}
void on_frameadjustment_changed(GObject *frameadj)
{
double sliderpos = gtk_adjustment_get_value(GTK_ADJUSTMENT(frameadj));
// if slider was manually moved (not by playing the video)
if (sliderpos != DVControl.pos_percent)
{
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(playbutton), FALSE);
gtk_image_set_from_icon_name (GTK_IMAGE(playbuttonimage),
"media-playback-start", GTK_ICON_SIZE_DIALOG);
DVControl.pos_percent = sliderpos;
playerstate = PLAYER_STATE_NEWPOS_PERCENT;
}
}
/* Initializer */
static GtkWidget *create_window (void)
{
GtkWidget *window;
GtkWidget *movlist;
GError* error = NULL;
/* Load UI from file */
GtkBuilder *builder;
{
builder = gtk_builder_new ();
if (!gtk_builder_add_from_file (builder, UI_FILE, &error))
{
g_critical ("Couldn't load builder file: %s", error->message);
g_error_free (error);
}
/* Auto-connect signal handlers */
gtk_builder_connect_signals (builder, NULL);
/* Get the window object from the ui file */
window = GTK_WIDGET (gtk_builder_get_object (builder, "window" ));
movlist = GTK_WIDGET (gtk_builder_get_object (builder, "movlist" ));
framelabel = GTK_WIDGET (gtk_builder_get_object (builder, "framelabel" ));
playbutton = GTK_WIDGET (gtk_builder_get_object (builder, "playbutton" ));
frameentry = GTK_WIDGET (gtk_builder_get_object (builder, "frameentry" ));
playbuttonimage = GTK_WIDGET (gtk_builder_get_object (builder, "playbuttonimage"));
frameadjustment = G_OBJECT(gtk_builder_get_object (builder, "frameadjustment"));
gtk_widget_set_visible(movlist, TRUE);
/* Load Movies */
{
int mnum = 0;
char **movienames = get_movie_names();
while(movienames[mnum]) add_movie_to_list(movlist, movienames[mnum++]);
}
}
g_object_unref (builder);
return window;
}
static void get_countdown(SoupServer *server, SoupMessage *msg, const char *path, GHashTable *query, SoupClientContext *client, gpointer user_data)
{
if (msg->method != SOUP_METHOD_GET)
{
soup_message_set_status (msg, SOUP_STATUS_NOT_IMPLEMENTED);
return;
}
soup_message_set_status(msg, SOUP_STATUS_OK);
char seconds_remaining[50];
sprintf(seconds_remaining, "%.1f", (float)(DVControl.totalframes - DVControl.currentframe) / FPS);
soup_message_set_response(msg, "text/html", SOUP_MEMORY_COPY, seconds_remaining, strlen(seconds_remaining));
}
static void get_start_playback(SoupServer *server, SoupMessage *msg, const char *path, GHashTable *query, SoupClientContext *client, gpointer user_data)
{
if (msg->method != SOUP_METHOD_GET)
{
soup_message_set_status (msg, SOUP_STATUS_NOT_IMPLEMENTED);
return;
}
soup_message_set_status(msg, SOUP_STATUS_OK);
playerstate = PLAYER_STATE_CONTINUE;
gtk_image_set_from_icon_name (GTK_IMAGE(playbuttonimage), "media-playback-pause", GTK_ICON_SIZE_DIALOG);
soup_message_set_response(msg, "text/html", SOUP_MEMORY_COPY, "ok", 3);
}
void init_httpsrv()
{
SoupServer *ssrv;
ssrv = soup_server_new(SOUP_SERVER_SERVER_HEADER, "dvpause", NULL);
GError *error = NULL;
soup_server_listen_all(ssrv, 8080, 0, &error);
soup_server_add_handler(ssrv, "/countdown", get_countdown, NULL, NULL);
soup_server_add_handler(ssrv, "/play", get_start_playback, NULL, NULL);
}
int main (int argc, char *argv[])
{
// Read config
if (!readmovies())
{
fprintf(stderr, "ERROR: Config File not found!\n");
exit(EXIT_FAILURE);
}
// Start application
GtkWidget *window;
gtk_init (&argc, &argv);
window = create_window ();
gtk_widget_show (window);
init_dvsystem();
g_timeout_add(1000/25, update_framedisp, NULL);
// Start HTTP server
init_httpsrv();
gtk_main();
exit(EXIT_SUCCESS);
}