1 /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */
4 * Copyright (C) John Stebbins 2008 <stebbins@stebbins>
6 * preview.c is free software.
8 * You may redistribute it and/or modify it under the terms of the
9 * GNU General Public License, as published by the Free Software
10 * Foundation; either version 2 of the License, or (at your option)
16 #include <glib/gstdio.h>
17 #include <glib-object.h>
24 #if defined(_ENABLE_GST)
26 #include <gst/interfaces/xoverlay.h>
27 #include <gst/video/video.h>
28 #include <gst/pbutils/missing-plugins.h>
33 #include "callbacks.h"
34 #include "hb-backend.h"
39 #define PREVIEW_STATE_IMAGE 0
40 #define PREVIEW_STATE_LIVE 1
44 #if defined(_ENABLE_GST)
51 gboolean progress_lock;
67 #if defined(_ENABLE_GST)
68 G_MODULE_EXPORT gboolean live_preview_cb(GstBus *bus, GstMessage *msg, gpointer data);
69 static GstBusSyncReply create_window(GstBus *bus, GstMessage *msg,
73 G_MODULE_EXPORT gboolean preview_expose_cb(GtkWidget *widget, GdkEventExpose *event,
74 signal_user_data_t *ud);
77 ghb_screen_par(signal_user_data_t *ud, gint *par_n, gint *par_d)
79 #if defined(_ENABLE_GST)
80 GValue disp_par = {0,};
85 g_value_init(&disp_par, GST_TYPE_FRACTION);
86 gst_value_set_fraction(&disp_par, 1, 1);
87 g_object_get(ud->preview->play, "video-sink", &xover, NULL);
91 klass = G_OBJECT_GET_CLASS(xover);
95 pspec = g_object_class_find_property(klass, "pixel-aspect_ratio");
98 GValue par_prop = {0,};
100 g_value_init(&par_prop, pspec->value_type);
101 g_object_get_property(G_OBJECT(xover), "pixel-aspect-ratio",
103 if (!g_value_transform(&par_prop, &disp_par))
105 g_warning("transform failed");
106 gst_value_set_fraction(&disp_par, 1, 1);
108 g_value_unset(&par_prop);
110 *par_n = gst_value_get_fraction_numerator(&disp_par);
111 *par_d = gst_value_get_fraction_denominator(&disp_par);
112 g_value_unset(&disp_par);
125 ghb_par_scale(signal_user_data_t *ud, gint *width, gint *height, gint par_n, gint par_d)
127 gint disp_par_n, disp_par_d;
130 ghb_screen_par(ud, &disp_par_n, &disp_par_d);
131 if (disp_par_n < 1) disp_par_n = 1;
132 if (disp_par_d < 1) disp_par_d = 1;
133 num = par_n * disp_par_d;
134 den = par_d * disp_par_n;
137 *width = *width * num / den;
139 *height = *height * den / num;
143 ghb_preview_init(signal_user_data_t *ud)
145 ud->preview = g_malloc0(sizeof(preview_t));
146 ud->preview->view = GHB_WIDGET(ud->builder, "preview_image");
147 gtk_widget_realize(ud->preview->view);
148 g_signal_connect(G_OBJECT(ud->preview->view), "expose_event",
149 G_CALLBACK(preview_expose_cb), ud);
151 ud->preview->pause = TRUE;
152 ud->preview->encode_frame = -1;
153 ud->preview->live_id = -1;
155 #if defined(_ENABLE_GST)
159 ud->preview->xid = GDK_DRAWABLE_XID(ud->preview->view->window);
160 ud->preview->play = gst_element_factory_make("playbin", "play");
161 //xover = gst_element_factory_make("xvimagesink", "xover");
162 //xover = gst_element_factory_make("ximagesink", "xover");
163 xover = gst_element_factory_make("gconfvideosink", "xover");
166 GtkWidget *widget = GHB_WIDGET(ud->builder, "live_preview_box");
167 gtk_widget_hide (widget);
168 widget = GHB_WIDGET(ud->builder, "live_preview_duration_box");
169 gtk_widget_hide (widget);
173 g_object_set(G_OBJECT(ud->preview->play), "video-sink", xover, NULL);
174 g_object_set(ud->preview->play, "subtitle-font-desc",
175 "sans bold 20", NULL);
176 //g_object_set(G_OBJECT(xover), "force-aspect-ratio", TRUE, NULL);
178 bus = gst_pipeline_get_bus(GST_PIPELINE(ud->preview->play));
179 gst_bus_add_watch(bus, live_preview_cb, ud);
180 gst_bus_set_sync_handler(bus, create_window, ud->preview);
181 gst_object_unref(bus);
183 GtkWidget *widget = GHB_WIDGET(ud->builder, "live_preview_box");
184 gtk_widget_hide (widget);
185 widget = GHB_WIDGET(ud->builder, "live_preview_duration_box");
186 gtk_widget_hide (widget);
191 ghb_preview_cleanup(signal_user_data_t *ud)
193 if (ud->preview->current)
195 ud->preview->current = NULL;
196 g_free(ud->preview->current);
200 #if defined(_ENABLE_GST)
201 static GstBusSyncReply
202 create_window(GstBus *bus, GstMessage *msg, gpointer data)
204 preview_t *preview = (preview_t*)data;
206 switch (GST_MESSAGE_TYPE(msg))
208 case GST_MESSAGE_ELEMENT:
210 if (!gst_structure_has_name(msg->structure, "prepare-xwindow-id"))
212 gst_x_overlay_set_xwindow_id(
213 GST_X_OVERLAY(GST_MESSAGE_SRC(msg)), preview->xid);
214 gst_message_unref(msg);
226 get_stream_info_objects_for_type (GstElement *play, const gchar *typestr)
228 GValueArray *info_arr = NULL;
235 g_object_get(play, "stream-info-value-array", &info_arr, NULL);
236 if (info_arr == NULL)
239 for (ii = 0; ii < info_arr->n_values; ++ii)
244 val = g_value_array_get_nth(info_arr, ii);
245 info_obj = g_value_get_object(val);
252 g_object_get(info_obj, "type", &type, NULL);
253 pspec = g_object_class_find_property(
254 G_OBJECT_GET_CLASS (info_obj), "type");
255 value = g_enum_get_value(
256 G_PARAM_SPEC_ENUM (pspec)->enum_class, type);
259 if (g_ascii_strcasecmp (value->value_nick, typestr) == 0 ||
260 g_ascii_strcasecmp (value->value_name, typestr) == 0)
262 ret = g_list_prepend (ret, g_object_ref (info_obj));
267 g_value_array_free (info_arr);
268 return g_list_reverse (ret);
272 caps_set(GstCaps *caps, signal_user_data_t *ud)
276 ss = gst_caps_get_structure(caps, 0);
279 gint fps_n, fps_d, width, height;
280 guint num, den, par_n, par_d;
281 gint disp_par_n, disp_par_d;
284 gst_structure_get_fraction(ss, "framerate", &fps_n, &fps_d);
285 gst_structure_get_int(ss, "width", &width);
286 gst_structure_get_int(ss, "height", &height);
287 par = gst_structure_get_value(ss, "pixel-aspect-ratio");
288 par_n = gst_value_get_fraction_numerator(par);
289 par_d = gst_value_get_fraction_denominator(par);
291 ghb_screen_par(ud, &disp_par_n, &disp_par_d);
292 gst_video_calculate_display_ratio(
293 &num, &den, width, height, par_n, par_d, disp_par_n, disp_par_d);
296 width = gst_util_uint64_scale_int(height, num, den);
298 height = gst_util_uint64_scale_int(width, den, num);
300 if (ghb_settings_get_boolean(ud->settings, "reduce_hd_preview"))
305 ss = gdk_screen_get_default();
306 s_w = gdk_screen_get_width(ss);
307 s_h = gdk_screen_get_height(ss);
309 if (width > s_w * 80 / 100)
311 width = s_w * 80 / 100;
312 height = gst_util_uint64_scale_int(width, den, num);
314 if (height > s_h * 80 / 100)
316 height = s_h * 80 / 100;
317 width = gst_util_uint64_scale_int(height, num, den);
321 if (width != ud->preview->width || height != ud->preview->height)
323 gtk_widget_set_size_request(ud->preview->view, width, height);
324 ud->preview->width = width;
325 ud->preview->height = height;
331 update_stream_info(signal_user_data_t *ud)
333 GList *vstreams, *ll;
336 vstreams = get_stream_info_objects_for_type(ud->preview->play, "video");
339 for (ll = vstreams; vpad == NULL && ll != NULL; ll = ll->next)
341 g_object_get(ll->data, "object", &vpad, NULL);
348 caps = gst_pad_get_negotiated_caps(vpad);
352 gst_caps_unref(caps);
354 //g_signal_connect(vpad, "notify::caps", G_CALLBACK(caps_set_cb), preview);
355 gst_object_unref(vpad);
357 g_list_foreach(vstreams, (GFunc)g_object_unref, NULL);
358 g_list_free(vstreams);
361 G_MODULE_EXPORT gboolean
362 live_preview_cb(GstBus *bus, GstMessage *msg, gpointer data)
364 signal_user_data_t *ud = (signal_user_data_t*)data;
366 switch (GST_MESSAGE_TYPE(msg))
368 case GST_MESSAGE_ERROR:
373 gst_message_parse_error(msg, &err, &debug);
374 g_warning("Gstreamer Error: %s", err->message);
379 case GST_MESSAGE_ELEMENT:
381 if (gst_is_missing_plugin_message(msg))
383 gst_element_set_state(ud->preview->play, GST_STATE_PAUSED);
384 gchar *message, *desc;
385 desc = gst_missing_plugin_message_get_description(msg);
386 message = g_strdup_printf(
387 "Missing GStreamer plugin\n"
388 "Audio or Video may not play as expected\n\n%s",
390 ghb_message_dialog(GTK_MESSAGE_WARNING, message, "Ok", NULL);
392 gst_element_set_state(ud->preview->play, GST_STATE_PLAYING);
396 case GST_MESSAGE_STATE_CHANGED:
398 GstState state, pending;
399 gst_element_get_state(ud->preview->play, &state, &pending, 0);
400 if (state == GST_STATE_PAUSED || state == GST_STATE_PLAYING)
402 update_stream_info(ud);
406 case GST_MESSAGE_EOS:
411 img = GTK_IMAGE(GHB_WIDGET(ud->builder, "live_preview_play_image"));
412 gtk_image_set_from_stock(img, "gtk-media-play", GTK_ICON_SIZE_BUTTON);
413 gst_element_set_state(ud->preview->play, GST_STATE_PAUSED);
414 ud->preview->pause = TRUE;
415 gst_element_seek(ud->preview->play, 1.0,
416 GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH | GST_SEEK_FLAG_KEY_UNIT,
417 GST_SEEK_TYPE_SET, 0,
418 GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE);
430 live_preview_start(signal_user_data_t *ud)
435 img = GTK_IMAGE(GHB_WIDGET(ud->builder, "live_preview_play_image"));
436 if (!ud->preview->encoded[ud->preview->frame])
438 gtk_image_set_from_stock(img, "gtk-media-play", GTK_ICON_SIZE_BUTTON);
439 gst_element_set_state(ud->preview->play, GST_STATE_NULL);
440 ud->preview->pause = TRUE;
444 uri = g_strdup_printf("file://%s", ud->preview->current);
445 gtk_image_set_from_stock(img, "gtk-media-pause", GTK_ICON_SIZE_BUTTON);
446 ud->preview->state = PREVIEW_STATE_LIVE;
447 g_object_set(G_OBJECT(ud->preview->play), "uri", uri, NULL);
448 gst_element_set_state(ud->preview->play, GST_STATE_PLAYING);
449 ud->preview->pause = FALSE;
454 live_preview_pause(signal_user_data_t *ud)
458 img = GTK_IMAGE(GHB_WIDGET(ud->builder, "live_preview_play_image"));
459 gtk_image_set_from_stock(img, "gtk-media-play", GTK_ICON_SIZE_BUTTON);
460 gst_element_set_state(ud->preview->play, GST_STATE_PAUSED);
461 ud->preview->pause = TRUE;
466 live_preview_stop(signal_user_data_t *ud)
471 img = GTK_IMAGE(GHB_WIDGET(ud->builder, "live_preview_play_image"));
472 gtk_image_set_from_stock(img, "gtk-media-play", GTK_ICON_SIZE_BUTTON);
473 #if defined(_ENABLE_GST)
474 gst_element_set_state(ud->preview->play, GST_STATE_NULL);
476 ud->preview->pause = TRUE;
477 ud->preview->state = PREVIEW_STATE_IMAGE;
479 progress = GTK_RANGE(GHB_WIDGET(ud->builder, "live_preview_progress"));
480 gtk_range_set_value(progress, 0);
484 ghb_live_reset(signal_user_data_t *ud)
488 if (ud->preview->live_id >= 0)
490 ghb_stop_live_encode();
492 ud->preview->live_id = -1;
493 ud->preview->encode_frame = -1;
494 if (!ud->preview->pause)
495 live_preview_stop(ud);
496 if (ud->preview->current)
498 g_free(ud->preview->current);
499 ud->preview->current = NULL;
501 encoded = ud->preview->encoded[ud->preview->frame];
502 memset(ud->preview->encoded, 0, sizeof(gboolean) * 10);
504 ghb_set_preview_image(ud);
507 extern void hb_get_tempory_directory(hb_handle_t *h, char path[512]);
510 live_preview_start_cb(GtkWidget *xwidget, signal_user_data_t *ud)
514 gint frame = ud->preview->frame;
516 tmp_dir = ghb_get_tmp_dir();
517 name = g_strdup_printf("%s/live%02d", tmp_dir, ud->preview->frame);
518 if (ud->preview->current)
519 g_free(ud->preview->current);
520 ud->preview->current = name;
522 if (ud->preview->encoded[frame] &&
523 g_file_test(name, G_FILE_TEST_IS_REGULAR))
525 #if defined(_ENABLE_GST)
526 if (ud->preview->pause)
527 live_preview_start(ud);
529 live_preview_pause(ud);
536 ud->preview->encode_frame = frame;
537 js = ghb_value_dup(ud->settings);
538 ghb_settings_set_string(js, "destination", name);
539 ghb_settings_set_int(js, "start_frame", ud->preview->frame);
540 ud->preview->live_id = 0;
541 ghb_add_live_job(js, ud->preview->live_id);
542 ghb_start_live_encode();
548 ghb_live_encode_done(signal_user_data_t *ud, gboolean success)
553 ud->preview->live_id = -1;
554 prog = GHB_WIDGET(ud->builder, "live_encode_progress");
556 ud->preview->encode_frame == ud->preview->frame)
558 gtk_progress_bar_set_text(GTK_PROGRESS_BAR(prog), "Done");
559 gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(prog), 1);
560 ud->preview->encoded[ud->preview->encode_frame] = TRUE;
561 #if defined(_ENABLE_GST)
562 live_preview_start(ud);
564 widget = GHB_WIDGET(ud->builder, "live_progress_box");
565 gtk_widget_hide (widget);
566 widget = GHB_WIDGET(ud->builder, "live_preview_progress");
567 gtk_widget_show (widget);
571 gtk_progress_bar_set_text(GTK_PROGRESS_BAR(prog), "");
572 gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(prog), 0);
573 ud->preview->encoded[ud->preview->encode_frame] = FALSE;
577 #if defined(_ENABLE_GST)
578 G_MODULE_EXPORT gboolean
579 unlock_progress_cb(signal_user_data_t *ud)
581 ud->preview->progress_lock = FALSE;
582 // This function is initiated by g_idle_add. Must return false
583 // so that it is not called again
589 ghb_live_preview_progress(signal_user_data_t *ud)
591 #if defined(_ENABLE_GST)
592 GstFormat fmt = GST_FORMAT_TIME;
593 gint64 len = -1, pos = -1;
595 if (ud->preview->state != PREVIEW_STATE_LIVE || ud->preview->seek_lock)
598 ud->preview->progress_lock = TRUE;
599 if (gst_element_query_duration(ud->preview->play, &fmt, &len))
601 if (len != -1 && fmt == GST_FORMAT_TIME)
603 ud->preview->len = len / GST_MSECOND;
606 if (gst_element_query_position(ud->preview->play, &fmt, &pos))
608 if (pos != -1 && fmt == GST_FORMAT_TIME)
610 ud->preview->pos = pos / GST_MSECOND;
613 if (ud->preview->len > 0)
618 percent = (gdouble)ud->preview->pos * 100 / ud->preview->len;
619 progress = GTK_RANGE(GHB_WIDGET(ud->builder, "live_preview_progress"));
620 gtk_range_set_value(progress, percent);
622 g_idle_add((GSourceFunc)unlock_progress_cb, ud);
626 #if defined(_ENABLE_GST)
627 G_MODULE_EXPORT gboolean
628 unlock_seek_cb(signal_user_data_t *ud)
630 ud->preview->seek_lock = FALSE;
631 // This function is initiated by g_idle_add. Must return false
632 // so that it is not called again
638 live_preview_seek_cb(GtkWidget *widget, signal_user_data_t *ud)
640 #if defined(_ENABLE_GST)
644 if (ud->preview->progress_lock)
647 ud->preview->seek_lock = TRUE;
648 dval = gtk_range_get_value(GTK_RANGE(widget));
649 pos = ((ud->preview->len * dval) / 100) * GST_MSECOND;
650 gst_element_seek(ud->preview->play, 1.0,
651 GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH | GST_SEEK_FLAG_ACCURATE,
652 GST_SEEK_TYPE_SET, pos,
653 GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE);
654 g_idle_add((GSourceFunc)unlock_seek_cb, ud);
659 ghb_set_preview_image(signal_user_data_t *ud)
662 gint preview_width, preview_height, target_height, width, height;
664 g_debug("set_preview_button_image ()");
667 live_preview_stop(ud);
669 titleindex = ghb_settings_combo_int(ud->settings, "title");
670 if (titleindex < 0) return;
671 widget = GHB_WIDGET (ud->builder, "preview_frame");
672 ud->preview->frame = ghb_widget_int(widget) - 1;
673 if (ud->preview->encoded[ud->preview->frame])
675 widget = GHB_WIDGET(ud->builder, "live_progress_box");
676 gtk_widget_hide (widget);
677 widget = GHB_WIDGET(ud->builder, "live_preview_progress");
678 gtk_widget_show (widget);
682 widget = GHB_WIDGET(ud->builder, "live_preview_progress");
683 gtk_widget_hide (widget);
684 widget = GHB_WIDGET(ud->builder, "live_progress_box");
685 gtk_widget_show (widget);
686 widget = GHB_WIDGET(ud->builder, "live_encode_progress");
687 gtk_progress_bar_set_text(GTK_PROGRESS_BAR(widget), "");
688 gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(widget), 0);
690 if (ud->preview->pix != NULL)
691 g_object_unref(ud->preview->pix);
694 ghb_get_preview_image(titleindex, ud->preview->frame,
695 ud, &width, &height);
696 if (ud->preview->pix == NULL) return;
697 preview_width = gdk_pixbuf_get_width(ud->preview->pix);
698 preview_height = gdk_pixbuf_get_height(ud->preview->pix);
699 widget = GHB_WIDGET (ud->builder, "preview_image");
700 if (preview_width != ud->preview->width ||
701 preview_height != ud->preview->height)
703 gtk_widget_set_size_request(widget, preview_width, preview_height);
704 ud->preview->width = preview_width;
705 ud->preview->height = preview_height;
708 widget->window, NULL, ud->preview->pix, 0, 0, 0, 0,
709 -1, -1, GDK_RGB_DITHER_NONE, 0, 0);
711 gchar *text = g_strdup_printf("%d x %d", width, height);
712 widget = GHB_WIDGET (ud->builder, "preview_dims");
713 gtk_label_set_text(GTK_LABEL(widget), text);
716 g_debug("preview %d x %d", preview_width, preview_height);
717 target_height = MIN(ud->preview->button_height, 200);
718 height = target_height;
719 width = preview_width * height / preview_height;
723 height = preview_height * width / preview_width;
726 if ((height >= 16) && (width >= 16))
728 GdkPixbuf *scaled_preview;
729 scaled_preview = gdk_pixbuf_scale_simple (ud->preview->pix, width,
730 height, GDK_INTERP_NEAREST);
731 if (scaled_preview != NULL)
733 widget = GHB_WIDGET (ud->builder, "preview_button_image");
734 gtk_image_set_from_pixbuf(GTK_IMAGE(widget), scaled_preview);
735 g_object_unref (scaled_preview);
740 #if defined(_ENABLE_GST)
741 G_MODULE_EXPORT gboolean
742 delayed_expose_cb(signal_user_data_t *ud)
747 g_object_get(ud->preview->play, "video-sink", &vsink, NULL);
751 if (GST_IS_BIN(vsink))
752 xover = GST_X_OVERLAY(gst_bin_get_by_interface(
753 GST_BIN(vsink), GST_TYPE_X_OVERLAY));
755 xover = GST_X_OVERLAY(vsink);
756 gst_x_overlay_expose(xover);
757 // This function is initiated by g_idle_add. Must return false
758 // so that it is not called again
763 G_MODULE_EXPORT gboolean
766 GdkEventExpose *event,
767 signal_user_data_t *ud)
769 #if defined(_ENABLE_GST)
770 if (ud->preview->state == PREVIEW_STATE_LIVE)
772 if (GST_STATE(ud->preview->play) >= GST_STATE_PAUSED)
777 g_object_get(ud->preview->play, "video-sink", &vsink, NULL);
778 if (GST_IS_BIN(vsink))
779 xover = GST_X_OVERLAY(gst_bin_get_by_interface(
780 GST_BIN(vsink), GST_TYPE_X_OVERLAY));
782 xover = GST_X_OVERLAY(vsink);
783 gst_x_overlay_expose(xover);
784 // For some reason, the exposed region doesn't always get
785 // cleaned up here. But a delayed gst_x_overlay_expose()
787 g_idle_add((GSourceFunc)delayed_expose_cb, ud);
794 if (ud->preview->pix != NULL)
797 widget->window, NULL, ud->preview->pix, 0, 0, 0, 0,
798 -1, -1, GDK_RGB_DITHER_NONE, 0, 0);
804 preview_button_size_allocate_cb(GtkWidget *widget, GtkAllocation *allocation, signal_user_data_t *ud)
806 g_debug("allocate %d x %d", allocation->width, allocation->height);
807 if (ud->preview->button_width == allocation->width &&
808 ud->preview->button_height == allocation->height)
810 // Nothing to do. Bug out.
811 g_debug("nothing to do");
814 g_debug("prev allocate %d x %d", ud->preview->button_width,
815 ud->preview->button_height);
816 ud->preview->button_width = allocation->width;
817 ud->preview->button_height = allocation->height;
818 ghb_set_preview_image(ud);
822 set_visible(GtkWidget *widget, gboolean visible)
826 gtk_widget_show_now(widget);
830 gtk_widget_hide(widget);
835 preview_button_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
839 g_debug("preview_button_clicked_cb()");
840 titleindex = ghb_settings_combo_int(ud->settings, "title");
844 GtkWidget *widget = GHB_WIDGET (ud->builder, "preview_window");
845 x = ghb_settings_get_int(ud->settings, "preview_x");
846 y = ghb_settings_get_int(ud->settings, "preview_y");
847 if (x >= 0 && y >= 0)
848 gtk_window_move(GTK_WINDOW(widget), x, y);
849 set_visible(widget, gtk_toggle_button_get_active(
850 GTK_TOGGLE_BUTTON(xwidget)));
852 ghb_widget_to_setting (ud->settings, xwidget);
853 ghb_check_dependency(ud, xwidget);
854 const gchar *name = gtk_widget_get_name(xwidget);
855 ghb_pref_save(ud->settings, name);
859 picture_settings_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
865 g_debug("picture_settings_clicked_cb()");
866 widget = GHB_WIDGET (ud->builder, "settings_window");
867 active = gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(xwidget));
868 x = ghb_settings_get_int(ud->settings, "settings_x");
869 y = ghb_settings_get_int(ud->settings, "settings_y");
870 if (x >= 0 && y >= 0)
871 gtk_window_move(GTK_WINDOW(widget), x, y);
872 set_visible(widget, active);
873 if (ghb_settings_get_boolean(ud->settings, "show_preview"))
875 widget = GHB_WIDGET (ud->builder, "preview_window");
876 x = ghb_settings_get_int(ud->settings, "preview_x");
877 y = ghb_settings_get_int(ud->settings, "preview_y");
878 if (x >= 0 && y >= 0)
879 gtk_window_move(GTK_WINDOW(widget), x, y);
880 set_visible(widget, active);
881 // The window may be hidden behind the main window, raise it
883 gtk_window_present(GTK_WINDOW(widget));
888 picture_settings_alt_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
893 g_debug("picture_settings_alt_clicked_cb()");
894 toggle = GHB_WIDGET (ud->builder, "show_picture");
895 active = gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(toggle));
896 gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(toggle), !active);
900 go_full(signal_user_data_t *ud)
903 window = GTK_WINDOW(GHB_WIDGET (ud->builder, "preview_window"));
904 gtk_window_fullscreen(window);
905 ghb_set_preview_image(ud);
910 fullscreen_clicked_cb(GtkWidget *toggle, signal_user_data_t *ud)
915 g_debug("fullscreen_clicked_cb()");
916 ghb_widget_to_setting (ud->settings, toggle);
917 ghb_check_dependency(ud, toggle);
918 const gchar *name = gtk_widget_get_name(toggle);
919 ghb_pref_save(ud->settings, name);
921 window = GTK_WINDOW(GHB_WIDGET (ud->builder, "preview_window"));
922 active = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toggle));
925 gtk_window_set_resizable(window, TRUE);
926 gtk_button_set_label(GTK_BUTTON(toggle), "Windowed");
927 // Changing resizable property doesn't take effect immediately
928 // need to delay fullscreen till after this callback returns
930 g_idle_add((GSourceFunc)go_full, ud);
934 gtk_window_unfullscreen(window);
935 gtk_window_set_resizable(window, FALSE);
936 gtk_button_set_label(GTK_BUTTON(toggle), "Fullscreen");
937 ghb_set_preview_image(ud);
942 picture_settings_alt2_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
949 g_debug("picture_settings_alt2_clicked_cb()");
950 toggle = GHB_WIDGET (ud->builder, "show_picture");
951 active = gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(toggle));
954 // I don't want deleting the settings window to also remove the
955 // preview window, but changing the toggle will do this, so temporarily
956 // ignore the toggled signal
957 signal_id = g_signal_lookup("toggled", GTK_TYPE_TOGGLE_TOOL_BUTTON);
960 // Valid signal id found. This should always succeed.
961 handler_id = g_signal_handler_find((gpointer)toggle,
963 signal_id, 0, 0, 0, 0);
966 // This should also always succeed
967 g_signal_handler_block ((gpointer)toggle, handler_id);
972 GtkWidget *widget = GHB_WIDGET (ud->builder, "settings_window");
975 x = ghb_settings_get_int(ud->settings, "settings_x");
976 y = ghb_settings_get_int(ud->settings, "settings_y");
977 if (x >= 0 && y >= 0)
978 gtk_window_move(GTK_WINDOW(widget), x, y);
979 set_visible(widget, !active);
980 gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(toggle), !active);
984 g_signal_handler_unblock ((gpointer)toggle, handler_id);
989 preview_frame_value_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
991 if (ud->preview->live_id >= 0)
993 ghb_stop_live_encode();
994 ud->preview->live_id = -1;
995 ud->preview->encode_frame = -1;
997 ghb_set_preview_image(ud);
1000 G_MODULE_EXPORT gboolean
1001 preview_window_delete_cb(
1004 signal_user_data_t *ud)
1006 live_preview_stop(ud);
1007 gtk_widget_hide(widget);
1011 G_MODULE_EXPORT gboolean
1012 settings_window_delete_cb(
1015 signal_user_data_t *ud)
1018 gint handler_id = 0;
1020 gtk_widget_hide(widget);
1021 widget = GHB_WIDGET (ud->builder, "show_picture");
1023 // I don't want deleting the settings window to also remove the
1024 // preview window, but changing the toggle will do this, so temporarily
1025 // ignore the toggled signal
1026 signal_id = g_signal_lookup("toggled", GTK_TYPE_TOGGLE_TOOL_BUTTON);
1029 // Valid signal id found. This should always succeed.
1030 handler_id = g_signal_handler_find((gpointer)widget, G_SIGNAL_MATCH_ID,
1031 signal_id, 0, 0, 0, 0);
1034 // This should also always succeed
1035 g_signal_handler_block ((gpointer)widget, handler_id);
1039 gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(widget), FALSE);
1043 g_signal_handler_unblock ((gpointer)widget, handler_id);
1048 G_MODULE_EXPORT void
1049 preview_duration_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1051 g_debug("preview_duration_changed_cb ()");
1053 ghb_widget_to_setting (ud->settings, widget);
1054 ghb_check_dependency(ud, widget);
1055 const gchar *name = gtk_widget_get_name(widget);
1056 ghb_pref_save(ud->settings, name);
1059 static guint hud_timeout_id = 0;
1062 hud_timeout(signal_user_data_t *ud)
1066 g_debug("hud_timeout()");
1067 widget = GHB_WIDGET(ud->builder, "preview_hud");
1068 gtk_widget_hide(widget);
1073 G_MODULE_EXPORT gboolean
1076 GdkEventCrossing *event,
1077 signal_user_data_t *ud)
1079 g_debug("hud_enter_cb()");
1080 if (hud_timeout_id != 0)
1085 mc = g_main_context_default();
1086 source = g_main_context_find_source_by_id(mc, hud_timeout_id);
1088 g_source_destroy(source);
1090 widget = GHB_WIDGET(ud->builder, "preview_hud");
1091 gtk_widget_show(widget);
1096 G_MODULE_EXPORT gboolean
1099 GdkEventCrossing *event,
1100 signal_user_data_t *ud)
1102 g_debug("hud_leave_cb()");
1103 if (hud_timeout_id != 0)
1108 mc = g_main_context_default();
1109 source = g_main_context_find_source_by_id(mc, hud_timeout_id);
1111 g_source_destroy(source);
1113 hud_timeout_id = g_timeout_add(300, (GSourceFunc)hud_timeout, ud);
1117 G_MODULE_EXPORT gboolean
1120 GdkEventMotion *event,
1121 signal_user_data_t *ud)
1123 //g_debug("hud_motion_cb %d", hud_timeout_id);
1124 if (hud_timeout_id != 0)
1129 mc = g_main_context_default();
1130 source = g_main_context_find_source_by_id(mc, hud_timeout_id);
1132 g_source_destroy(source);
1134 widget = GHB_WIDGET(ud->builder, "preview_hud");
1135 if (!GTK_WIDGET_VISIBLE(widget))
1137 gtk_widget_show(widget);
1139 hud_timeout_id = g_timeout_add_seconds(4, (GSourceFunc)hud_timeout, ud);
1144 ghb_curved_rect_mask(gint width, gint height, gint radius)
1150 if (!width || !height)
1153 shape = (GdkDrawable *)gdk_pixmap_new (NULL, width, height, 1);
1155 cr = gdk_cairo_create (shape);
1159 if (radius > width / 2)
1161 if (radius > height / 2)
1162 radius = height / 2;
1164 // fill shape with black
1166 cairo_rectangle (cr, 0, 0, width, height);
1167 cairo_set_operator (cr, CAIRO_OPERATOR_CLEAR);
1171 cairo_move_to (cr, 0, radius);
1172 cairo_curve_to (cr, 0 , 0, 0 , 0, radius, 0);
1173 cairo_line_to (cr, w - radius, 0);
1174 cairo_curve_to (cr, w, 0, w, 0, w, radius);
1175 cairo_line_to (cr, w , h - radius);
1176 cairo_curve_to (cr, w, h, w, h, w - radius, h);
1177 cairo_line_to (cr, 0 + radius, h);
1178 cairo_curve_to (cr, 0, h, 0, h, 0, h - radius);
1180 cairo_close_path(cr);
1182 cairo_set_source_rgb(cr, 1, 1, 1);
1190 G_MODULE_EXPORT void
1191 preview_hud_size_alloc_cb(
1193 GtkAllocation *allocation,
1194 signal_user_data_t *ud)
1198 //g_message("preview_hud_size_alloc_cb()");
1199 if (GTK_WIDGET_VISIBLE(widget) && allocation->height > 50)
1201 shape = ghb_curved_rect_mask(allocation->width,
1202 allocation->height, allocation->height/4);
1205 gtk_widget_shape_combine_mask(widget, shape, 0, 0);
1206 gdk_pixmap_unref(shape);
1211 G_MODULE_EXPORT gboolean
1212 preview_configure_cb(
1214 GdkEventConfigure *event,
1215 signal_user_data_t *ud)
1219 //g_message("preview_configure_cb()");
1220 if (GTK_WIDGET_VISIBLE(widget))
1222 gtk_window_get_position(GTK_WINDOW(widget), &x, &y);
1223 ghb_settings_set_int(ud->settings, "preview_x", x);
1224 ghb_settings_set_int(ud->settings, "preview_y", y);
1225 ghb_pref_set(ud->settings, "preview_x");
1226 ghb_pref_set(ud->settings, "preview_y");
1232 G_MODULE_EXPORT gboolean
1233 settings_configure_cb(
1235 GdkEventConfigure *event,
1236 signal_user_data_t *ud)
1240 //g_message("settings_configure_cb()");
1241 if (GTK_WIDGET_VISIBLE(widget))
1243 gtk_window_get_position(GTK_WINDOW(widget), &x, &y);
1244 ghb_settings_set_int(ud->settings, "settings_x", x);
1245 ghb_settings_set_int(ud->settings, "settings_y", y);
1246 ghb_pref_set(ud->settings, "settings_x");
1247 ghb_pref_set(ud->settings, "settings_y");