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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2025-02-02 04:22:27 +00:00
add text box to set durations from formatted strings
This commit is contained in:
Brandon Lewis
Edward Hervey
parent
496c654728
commit
d67801792d
2 changed files with 139 additions and 6 deletions
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@ -18,9 +18,13 @@
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* Boston, MA 02111-1307, USA.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <gtk/gtk.h>
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#include <glib.h>
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#include <ges/ges.h>
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#include <regex.h>
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typedef struct App
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{
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@ -44,6 +48,8 @@ typedef struct App
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GtkComboBox *halign;
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GtkComboBox *valign;
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GtkEntry *text;
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GtkEntry *seconds;
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GtkWidget *generic_duration;
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GstState state;
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GType selected_type;
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} App;
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@ -108,6 +114,9 @@ void connect_to_title_source (GESTimelineObject * object, App * app);
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void disconnect_from_title_source (GESTimelineObject * object, App * app);
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void seconds_notify_text_changed_cb (GtkEntry * widget, GParamSpec * unused,
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App * app);
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/* UI state functions *******************************************************/
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static void
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@ -194,6 +203,9 @@ app_selection_changed_cb (GtkTreeSelection * selection, App * app)
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gtk_widget_set_visible (app->text_properties,
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app->selected_type == GES_TYPE_TIMELINE_TITLE_SOURCE);
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gtk_widget_set_visible (app->generic_duration,
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app->selected_type == GES_TYPE_TIMELINE_TITLE_SOURCE);
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}
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gboolean
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@ -278,6 +290,74 @@ text_notify_text_changed_cb (GtkEntry * widget, GParamSpec * unused, App * app)
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}
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}
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static gboolean
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check_time (const gchar * time)
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{
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static regex_t re;
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static gboolean compiled = FALSE;
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if (!compiled) {
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compiled = TRUE;
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regcomp (&re, "^[0-9][0-9]:[0-5][0-9]:[0-5][0-9](.[0-9]+)?$",
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REG_EXTENDED | REG_NOSUB);
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}
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if (!regexec (&re, time, (size_t) 0, NULL, 0))
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return TRUE;
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return FALSE;
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}
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static guint64
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str_to_time (const gchar * str)
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{
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guint64 ret;
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guint64 h, m;
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gdouble s;
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gchar buf[15];
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buf[0] = str[0];
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buf[1] = str[1];
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buf[2] = '\0';
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h = strtoull (buf, NULL, 10);
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buf[0] = str[3];
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buf[1] = str[4];
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buf[2] = '\0';
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m = strtoull (buf, NULL, 10);
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strncpy (buf, &str[6], sizeof (buf));
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s = strtod (buf, NULL);
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ret = (h * 3600 * GST_SECOND) +
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(m * 60 * GST_SECOND) + ((guint64) (s * GST_SECOND));
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return ret;
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}
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void
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seconds_notify_text_changed_cb (GtkEntry * widget, GParamSpec * unused,
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App * app)
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{
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GList *tmp;
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const gchar *text;
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text = gtk_entry_get_text (app->seconds);
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if (!check_time (text)) {
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gtk_entry_set_icon_from_stock (app->seconds,
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GTK_ENTRY_ICON_SECONDARY, GTK_STOCK_DIALOG_WARNING);
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} else {
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gtk_entry_set_icon_from_stock (app->seconds,
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GTK_ENTRY_ICON_SECONDARY, NULL);
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for (tmp = app->selected_objects; tmp; tmp = tmp->next) {
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g_object_set (GES_TIMELINE_OBJECT (tmp->data), "duration",
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(guint64) str_to_time (text), NULL);
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}
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}
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}
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/* application methods ******************************************************/
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static void selection_foreach (GtkTreeModel * model, GtkTreePath * path,
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@ -653,11 +733,23 @@ disconnect_from_filesource (GESTimelineObject * object, App * app)
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void
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connect_to_title_source (GESTimelineObject * object, App * app)
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{
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gdouble s;
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guint64 duration;
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gchar buf[30];
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GESTimelineTitleSource *obj;
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obj = GES_TIMELINE_TITLE_SOURCE (object);
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gtk_combo_box_set_active (app->halign, obj->halign);
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gtk_combo_box_set_active (app->valign, obj->valign);
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gtk_entry_set_text (app->text, obj->text);
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duration = GES_TIMELINE_OBJECT_DURATION (object);
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s = (duration / (float) GST_SECOND);
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g_snprintf (buf, sizeof (buf), "%02u:%02u:%02u.%09u",
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GST_TIME_ARGS (duration));
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gtk_entry_set_text (app->seconds, buf);
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}
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void
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@ -717,12 +809,17 @@ create_ui (App * app)
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GET_WIDGET (app->add_file, "add_file", GTK_ACTION);
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GET_WIDGET (app->delete, "delete", GTK_ACTION);
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GET_WIDGET (app->play, "play", GTK_ACTION);
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GET_WIDGET (app->seconds, "seconds", GTK_ENTRY);
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GET_WIDGET (app->generic_duration, "generic_duration", GTK_WIDGET);
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/* get text notifications */
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g_signal_connect (app->text, "notify::text",
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G_CALLBACK (text_notify_text_changed_cb), app);
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g_signal_connect (app->seconds, "notify::text",
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G_CALLBACK (seconds_notify_text_changed_cb), app);
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/* we care when the tree selection changes */
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if (!(app->selection = gtk_tree_view_get_selection (timeline)))
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@ -133,8 +133,8 @@
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<child>
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<object class="GtkImageMenuItem" id="delete_item">
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<property name="visible">True</property>
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<property name="related_action">delete</property>
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<property name="use_action_appearance">True</property>
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<property name="related_action">delete</property>
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<property name="use_underline">True</property>
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<property name="use_stock">True</property>
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</object>
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@ -161,15 +161,15 @@
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<child>
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<object class="GtkMenuItem" id="add_file_item">
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<property name="visible">True</property>
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<property name="related_action">add_file</property>
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<property name="use_action_appearance">True</property>
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<property name="related_action">add_file</property>
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</object>
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</child>
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<child>
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<object class="GtkMenuItem" id="menuitem4">
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<property name="visible">True</property>
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<property name="related_action">add_text</property>
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<property name="use_action_appearance">True</property>
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<property name="related_action">add_text</property>
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</object>
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</child>
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<child>
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@ -181,8 +181,8 @@
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<child>
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<object class="GtkImageMenuItem" id="menuitem2">
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<property name="visible">True</property>
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<property name="related_action">play</property>
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<property name="use_action_appearance">True</property>
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<property name="related_action">play</property>
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<property name="use_underline">True</property>
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<property name="use_stock">True</property>
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</object>
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@ -357,6 +357,40 @@
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<object class="GtkVBox" id="vbox2">
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<property name="visible">True</property>
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<property name="spacing">6</property>
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<child>
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<object class="GtkHBox" id="generic_duration">
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<property name="visible">True</property>
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<property name="spacing">6</property>
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<child>
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<object class="GtkLabel" id="label4">
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<property name="visible">True</property>
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<property name="xalign">1</property>
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<property name="xpad">12</property>
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<property name="label" translatable="yes">Duration:</property>
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</object>
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<packing>
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<property name="expand">False</property>
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<property name="fill">False</property>
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<property name="position">0</property>
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</packing>
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</child>
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<child>
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<object class="GtkEntry" id="seconds">
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<property name="visible">True</property>
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<property name="can_focus">True</property>
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<property name="invisible_char">●</property>
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</object>
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<packing>
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<property name="position">1</property>
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</packing>
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</child>
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</object>
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<packing>
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<property name="expand">False</property>
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<property name="fill">False</property>
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<property name="position">0</property>
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</packing>
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</child>
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<child>
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<object class="GtkVBox" id="filesource_properties">
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<property name="visible">True</property>
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@ -444,7 +478,7 @@
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<packing>
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<property name="expand">False</property>
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<property name="fill">False</property>
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<property name="position">0</property>
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<property name="position">1</property>
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</packing>
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</child>
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<child>
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@ -540,7 +574,7 @@
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<packing>
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<property name="expand">False</property>
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<property name="fill">False</property>
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<property name="position">1</property>
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<property name="position">2</property>
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</packing>
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</child>
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</object>
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@ -570,12 +604,14 @@
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<object class="GtkTreeSelection" id="selection"/>
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<object class="GtkSizeGroup" id="LabelSizeGroup">
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<widgets>
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<widget name="label4"/>
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<widget name="label3"/>
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<widget name="label2"/>
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<widget name="label_inpoint"/>
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<widget name="label_duration"/>
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<widget name="label_duration"/>
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<widget name="label_inpoint"/>
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<widget name="label4"/>
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</widgets>
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</object>
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<object class="GtkAction" id="delete">
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