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applied modified patch from Paul Seidel that adds controls for the 

2007-06-18  Sven Neumann  <sven@gimp.org>

	* plug-ins/common/animationplay.c: applied modified patch from
	Paul Seidel that adds controls for the playback speed (bug 
#338380).


svn path=/trunk/; revision=22794
This commit is contained in:
Sven Neumann 2007-06-18 06:51:51 +00:00 committed by Sven Neumann
parent c5437ea092
commit c0b79ec39a
2 changed files with 153 additions and 29 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2007-06-18 Sven Neumann <sven@gimp.org>
* plug-ins/common/animationplay.c: applied modified patch from
Paul Seidel that adds controls for the playback speed (bug #338380).
2007-06-18 Sven Neumann <sven@gimp.org>
* plug-ins/common/oilify.c: applied patch from Daniel Richard G.

177
plug-ins/common/animationplay.c
View File

@ -62,36 +62,40 @@ static void run (const gchar *name,
gint *nreturn_vals,
GimpParam **return_vals);
static void do_playback (void);
static void do_playback (void);
static void window_destroy (GtkWidget *widget);
static void play_callback (GtkToggleAction *action);
static void step_callback (GtkAction *action);
static void rewind_callback (GtkAction *action);
static gboolean repaint_sda (GtkWidget *darea,
GdkEventExpose *event,
gpointer data);
static gboolean repaint_da (GtkWidget *darea,
GdkEventExpose *event,
gpointer data);
static void window_destroy (GtkWidget *widget);
static void play_callback (GtkToggleAction *action);
static void step_callback (GtkAction *action);
static void rewind_callback (GtkAction *action);
static void speed_up_callback (GtkAction *action);
static void speed_down_callback (GtkAction *action);
static void speed_reset_callback (GtkAction *action);
static gboolean repaint_sda (GtkWidget *darea,
GdkEventExpose *event,
gpointer data);
static gboolean repaint_da (GtkWidget *darea,
GdkEventExpose *event,
gpointer data);
static void render_frame (gint32 whichframe);
static void show_frame (void);
static void total_alpha_preview (guchar *ptr);
static void init_preview (void);
static void render_frame (gint32 whichframe);
static void show_frame (void);
static void total_alpha_preview (guchar *ptr);
static void init_preview (void);
static void update_statusbar (void);
/* tag util functions*/
static gint parse_ms_tag (const gchar *str);
static DisposeType parse_disposal_tag (const gchar *str);
static DisposeType get_frame_disposal (guint whichframe);
static guint32 get_frame_duration (guint whichframe);
static gboolean is_disposal_tag (const gchar *str,
DisposeType *disposal,
gint *taglength);
static gboolean is_ms_tag (const gchar *str,
gint *duration,
gint *taglength);
static gint parse_ms_tag (const gchar *str);
static DisposeType parse_disposal_tag (const gchar *str);
static DisposeType get_frame_disposal (guint whichframe);
static guint32 get_frame_duration (guint whichframe);
static gboolean is_disposal_tag (const gchar *str,
DisposeType *disposal,
gint *taglength);
static gboolean is_ms_tag (const gchar *str,
gint *duration,
gint *taglength);
const GimpPlugInInfo PLUG_IN_INFO =
@ -125,6 +129,8 @@ static guint timer = 0;
static GimpImageBaseType imagetype;
static guchar *palette;
static gint ncolours;
static gdouble duration_factor = 1.0;
/* for shaping */
typedef struct
@ -136,6 +142,8 @@ static gchar *shape_preview_mask = NULL;
static GtkWidget *shape_window = NULL;
static GdkWindow *root_win = NULL;
static gboolean detached = FALSE;
static GtkWidget *statusbar = NULL;
static guint message_context_id = 0;
MAIN ()
@ -450,6 +458,21 @@ ui_manager_new (GtkWidget *window)
"quit", GTK_STOCK_QUIT,
NULL, "<control>Q", NULL,
G_CALLBACK (close_callback)
},
{
"speed-up", NULL,
N_("Faster"), "<control>L", N_("Increase the speed of the animation"),
G_CALLBACK (speed_up_callback)
},
{
"speed-down", NULL,
N_("Slower"), "<control>J", N_("Decrease the speed of the animation"),
G_CALLBACK (speed_down_callback)
},
{
"speed-reset", NULL,
N_("Reset speed"), "<control>K", N_("Reset the speed of the animation"),
G_CALLBACK (speed_reset_callback)
}
};
@ -516,6 +539,10 @@ ui_manager_new (GtkWidget *window)
" <menuitem action=\"step\" />"
" <menuitem action=\"rewind\" />"
" <separator />"
" <menuitem action=\"speed-down\" />"
" <menuitem action=\"speed-up\" />"
" <menuitem action=\"speed-reset\" />"
" <separator />"
" <menuitem action=\"detach\" />"
" <menuitem action=\"close\" />"
" </popup>"
@ -540,6 +567,7 @@ build_dialog (GimpImageBaseType basetype,
GtkWidget *vbox;
GtkWidget *abox;
GtkToolItem *item;
GtkAction *action;
GdkCursor *cursor;
gchar *name;
@ -601,10 +629,13 @@ build_dialog (GimpImageBaseType basetype,
gtk_box_pack_start (GTK_BOX (vbox), progress, FALSE, FALSE, 0);
gtk_widget_show (progress);
statusbar = gtk_statusbar_new ();
gtk_box_pack_start (GTK_BOX (vbox), statusbar, FALSE, FALSE, 0);
gtk_widget_show (statusbar);
update_statusbar ();
if (total_frames < 2)
{
GtkAction *action;
action = gtk_ui_manager_get_action (ui_manager,
"/ui/anim-play-toolbar/play");
gtk_action_set_sensitive (action, FALSE);
@ -618,6 +649,10 @@ build_dialog (GimpImageBaseType basetype,
gtk_action_set_sensitive (action, FALSE);
}
action = gtk_ui_manager_get_action (ui_manager,
"/anim-play-popup/speed-reset");
gtk_action_set_sensitive (action, FALSE);
gtk_widget_show (window);
/* let's get into shape. */
@ -1340,12 +1375,13 @@ window_destroy (GtkWidget *widget)
gtk_main_quit ();
}
static gint
advance_frame_callback (gpointer data)
{
remove_timer();
timer = g_timeout_add (get_frame_duration ((frame_number + 1) % total_frames),
timer = g_timeout_add (get_frame_duration ((frame_number + 1) % total_frames) * duration_factor,
advance_frame_callback, NULL);
do_step ();
@ -1354,6 +1390,7 @@ advance_frame_callback (gpointer data)
return FALSE;
}
static void
play_callback (GtkToggleAction *action)
{
@ -1363,7 +1400,7 @@ play_callback (GtkToggleAction *action)
playing = gtk_toggle_action_get_active (action);
if (playing)
timer = g_timeout_add (get_frame_duration (frame_number),
timer = g_timeout_add (get_frame_duration (frame_number) * duration_factor,
advance_frame_callback, NULL);
g_object_set (action,
@ -1392,6 +1429,88 @@ rewind_callback (GtkAction *action)
show_frame ();
}
static void
speed_up_callback (GtkAction *action)
{
if (duration_factor > 0.125)
duration_factor /= 2.0;
gtk_action_set_sensitive (action, duration_factor > 0.125);
action = gtk_ui_manager_get_action (ui_manager,
"/anim-play-popup/speed-reset");
gtk_action_set_sensitive (action, duration_factor != 1.0);
action = gtk_ui_manager_get_action (ui_manager,
"/anim-play-popup/speed-down");
gtk_action_set_sensitive (action, TRUE);
update_statusbar ();
}
static void
speed_down_callback (GtkAction *action)
{
if (duration_factor < 8.0)
duration_factor *= 2.0;
gtk_action_set_sensitive (action, duration_factor < 8.0);
action = gtk_ui_manager_get_action (ui_manager,
"/anim-play-popup/speed-reset");
gtk_action_set_sensitive (action, duration_factor != 1.0);
action = gtk_ui_manager_get_action (ui_manager,
"/anim-play-popup/speed-up");
gtk_action_set_sensitive (action, TRUE);
update_statusbar ();
}
static void
speed_reset_callback (GtkAction *action)
{
duration_factor = 1.0;
gtk_action_set_sensitive (action, FALSE);
action = gtk_ui_manager_get_action (ui_manager,
"/anim-play-popup/speed-down");
gtk_action_set_sensitive (action, TRUE);
action = gtk_ui_manager_get_action (ui_manager,
"/anim-play-popup/speed-up");
gtk_action_set_sensitive (action, TRUE);
update_statusbar ();
}
static void
update_statusbar (void)
{
gchar *status_message;
if (message_context_id == 0)
{
message_context_id =
gtk_statusbar_get_context_id (GTK_STATUSBAR (statusbar),
"speed-playback");
}
else
{
gtk_statusbar_pop (GTK_STATUSBAR (statusbar),
message_context_id);
}
status_message = g_strdup_printf (_("Playback speed: %d %%"),
(gint) ROUND (100.0 / duration_factor));
gtk_statusbar_push (GTK_STATUSBAR (statusbar),
message_context_id, status_message);
g_free (status_message);
}
/* tag util. */
static DisposeType