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;
68 #if defined(_ENABLE_GST)
69 G_MODULE_EXPORT gboolean live_preview_cb(GstBus *bus, GstMessage *msg, gpointer data);
70 static GstBusSyncReply create_window(GstBus *bus, GstMessage *msg,
74 G_MODULE_EXPORT gboolean preview_expose_cb(GtkWidget *widget, GdkEventExpose *event,
75 signal_user_data_t *ud);
78 ghb_screen_par(signal_user_data_t *ud, gint *par_n, gint *par_d)
80 #if defined(_ENABLE_GST)
81 GValue disp_par = {0,};
86 if (!ud->preview->live_enabled)
89 g_value_init(&disp_par, GST_TYPE_FRACTION);
90 gst_value_set_fraction(&disp_par, 1, 1);
91 g_object_get(ud->preview->play, "video-sink", &xover, NULL);
95 klass = G_OBJECT_GET_CLASS(xover);
99 pspec = g_object_class_find_property(klass, "pixel-aspect_ratio");
102 GValue par_prop = {0,};
104 g_value_init(&par_prop, pspec->value_type);
105 g_object_get_property(G_OBJECT(xover), "pixel-aspect-ratio",
107 if (!g_value_transform(&par_prop, &disp_par))
109 g_warning("transform failed");
110 gst_value_set_fraction(&disp_par, 1, 1);
112 g_value_unset(&par_prop);
114 *par_n = gst_value_get_fraction_numerator(&disp_par);
115 *par_d = gst_value_get_fraction_denominator(&disp_par);
116 g_value_unset(&disp_par);
129 ghb_par_scale(signal_user_data_t *ud, gint *width, gint *height, gint par_n, gint par_d)
131 gint disp_par_n, disp_par_d;
134 ghb_screen_par(ud, &disp_par_n, &disp_par_d);
135 if (disp_par_n < 1) disp_par_n = 1;
136 if (disp_par_d < 1) disp_par_d = 1;
137 num = par_n * disp_par_d;
138 den = par_d * disp_par_n;
141 *width = *width * num / den;
143 *height = *height * den / num;
147 ghb_preview_init(signal_user_data_t *ud)
151 ud->preview = g_malloc0(sizeof(preview_t));
152 ud->preview->view = GHB_WIDGET(ud->builder, "preview_image");
153 gtk_widget_realize(ud->preview->view);
154 g_signal_connect(G_OBJECT(ud->preview->view), "expose_event",
155 G_CALLBACK(preview_expose_cb), ud);
157 ud->preview->pause = TRUE;
158 ud->preview->encode_frame = -1;
159 ud->preview->live_id = -1;
160 widget = GHB_WIDGET (ud->builder, "preview_button_image");
161 gtk_widget_get_size_request(widget, &ud->preview->button_width, &ud->preview->button_height);
163 #if defined(_ENABLE_GST)
167 #if GTK_CHECK_VERSION(2,18,0)
168 if (!gdk_window_ensure_native(ud->preview->view->window))
170 g_message("Couldn't create native window for GstXOverlay. Disabling live preview.");
171 GtkWidget *widget = GHB_WIDGET(ud->builder, "live_preview_box");
172 gtk_widget_hide (widget);
173 widget = GHB_WIDGET(ud->builder, "live_preview_duration_box");
174 gtk_widget_hide (widget);
180 ud->preview->xid = GDK_DRAWABLE_XID(ud->preview->view->window);
182 ud->preview->xid = GDK_WINDOW_HWND(ud->preview->view->window);
184 ud->preview->play = gst_element_factory_make("playbin", "play");
185 //xover = gst_element_factory_make("xvimagesink", "xover");
186 //xover = gst_element_factory_make("ximagesink", "xover");
187 xover = gst_element_factory_make("gconfvideosink", "xover");
188 if (ud->preview->play == NULL || xover == NULL)
190 g_message("Couldn't initialize gstreamer. Disabling live preview.");
191 GtkWidget *widget = GHB_WIDGET(ud->builder, "live_preview_box");
192 gtk_widget_hide (widget);
193 widget = GHB_WIDGET(ud->builder, "live_preview_duration_box");
194 gtk_widget_hide (widget);
200 g_object_set(G_OBJECT(ud->preview->play), "video-sink", xover, NULL);
201 g_object_set(ud->preview->play, "subtitle-font-desc",
202 "sans bold 20", NULL);
204 bus = gst_pipeline_get_bus(GST_PIPELINE(ud->preview->play));
205 gst_bus_add_watch(bus, live_preview_cb, ud);
206 gst_bus_set_sync_handler(bus, create_window, ud->preview);
207 gst_object_unref(bus);
208 ud->preview->live_enabled = 1;
211 widget = GHB_WIDGET(ud->builder, "live_preview_box");
212 gtk_widget_hide (widget);
213 widget = GHB_WIDGET(ud->builder, "live_preview_duration_box");
214 gtk_widget_hide (widget);
219 ghb_preview_cleanup(signal_user_data_t *ud)
221 if (ud->preview->current)
223 ud->preview->current = NULL;
224 g_free(ud->preview->current);
228 #if defined(_ENABLE_GST)
229 static GstBusSyncReply
230 create_window(GstBus *bus, GstMessage *msg, gpointer data)
232 preview_t *preview = (preview_t*)data;
234 switch (GST_MESSAGE_TYPE(msg))
236 case GST_MESSAGE_ELEMENT:
238 if (!gst_structure_has_name(msg->structure, "prepare-xwindow-id"))
241 gst_x_overlay_set_xwindow_id(
242 GST_X_OVERLAY(GST_MESSAGE_SRC(msg)), preview->xid);
244 gst_directdraw_sink_set_window_id(
245 GST_X_OVERLAY(GST_MESSAGE_SRC(msg)), preview->xid);
247 gst_message_unref(msg);
259 get_stream_info_objects_for_type (GstElement *play, const gchar *typestr)
261 GValueArray *info_arr = NULL;
268 g_object_get(play, "stream-info-value-array", &info_arr, NULL);
269 if (info_arr == NULL)
272 for (ii = 0; ii < info_arr->n_values; ++ii)
277 val = g_value_array_get_nth(info_arr, ii);
278 info_obj = g_value_get_object(val);
285 g_object_get(info_obj, "type", &type, NULL);
286 pspec = g_object_class_find_property(
287 G_OBJECT_GET_CLASS (info_obj), "type");
288 value = g_enum_get_value(
289 G_PARAM_SPEC_ENUM (pspec)->enum_class, type);
292 if (g_ascii_strcasecmp (value->value_nick, typestr) == 0 ||
293 g_ascii_strcasecmp (value->value_name, typestr) == 0)
295 ret = g_list_prepend (ret, g_object_ref (info_obj));
300 g_value_array_free (info_arr);
301 return g_list_reverse (ret);
305 caps_set(GstCaps *caps, signal_user_data_t *ud)
309 ss = gst_caps_get_structure(caps, 0);
312 gint fps_n, fps_d, width, height;
313 guint num, den, par_n, par_d;
314 gint disp_par_n, disp_par_d;
317 gst_structure_get_fraction(ss, "framerate", &fps_n, &fps_d);
318 gst_structure_get_int(ss, "width", &width);
319 gst_structure_get_int(ss, "height", &height);
320 par = gst_structure_get_value(ss, "pixel-aspect-ratio");
321 par_n = gst_value_get_fraction_numerator(par);
322 par_d = gst_value_get_fraction_denominator(par);
324 ghb_screen_par(ud, &disp_par_n, &disp_par_d);
325 gst_video_calculate_display_ratio(
326 &num, &den, width, height, par_n, par_d, disp_par_n, disp_par_d);
329 width = gst_util_uint64_scale_int(height, num, den);
331 height = gst_util_uint64_scale_int(width, den, num);
333 if (ghb_settings_get_boolean(ud->settings, "reduce_hd_preview"))
338 ss = gdk_screen_get_default();
339 s_w = gdk_screen_get_width(ss);
340 s_h = gdk_screen_get_height(ss);
342 if (width > s_w * 80 / 100)
344 width = s_w * 80 / 100;
345 height = gst_util_uint64_scale_int(width, den, num);
347 if (height > s_h * 80 / 100)
349 height = s_h * 80 / 100;
350 width = gst_util_uint64_scale_int(height, num, den);
354 if (width != ud->preview->width || height != ud->preview->height)
356 gtk_widget_set_size_request(ud->preview->view, width, height);
357 ud->preview->width = width;
358 ud->preview->height = height;
364 update_stream_info(signal_user_data_t *ud)
366 GList *vstreams, *ll;
369 vstreams = get_stream_info_objects_for_type(ud->preview->play, "video");
372 for (ll = vstreams; vpad == NULL && ll != NULL; ll = ll->next)
374 g_object_get(ll->data, "object", &vpad, NULL);
381 caps = gst_pad_get_negotiated_caps(vpad);
385 gst_caps_unref(caps);
387 //g_signal_connect(vpad, "notify::caps", G_CALLBACK(caps_set_cb), preview);
388 gst_object_unref(vpad);
390 g_list_foreach(vstreams, (GFunc)g_object_unref, NULL);
391 g_list_free(vstreams);
394 G_MODULE_EXPORT gboolean
395 live_preview_cb(GstBus *bus, GstMessage *msg, gpointer data)
397 signal_user_data_t *ud = (signal_user_data_t*)data;
399 switch (GST_MESSAGE_TYPE(msg))
401 case GST_MESSAGE_ERROR:
406 gst_message_parse_error(msg, &err, &debug);
407 g_warning("Gstreamer Error: %s", err->message);
412 case GST_MESSAGE_ELEMENT:
414 if (gst_is_missing_plugin_message(msg))
416 gst_element_set_state(ud->preview->play, GST_STATE_PAUSED);
417 gchar *message, *desc;
418 desc = gst_missing_plugin_message_get_description(msg);
419 message = g_strdup_printf(
420 "Missing GStreamer plugin\n"
421 "Audio or Video may not play as expected\n\n%s",
423 ghb_message_dialog(GTK_MESSAGE_WARNING, message, "Ok", NULL);
425 gst_element_set_state(ud->preview->play, GST_STATE_PLAYING);
429 case GST_MESSAGE_STATE_CHANGED:
431 GstState state, pending;
432 gst_element_get_state(ud->preview->play, &state, &pending, 0);
433 if (state == GST_STATE_PAUSED || state == GST_STATE_PLAYING)
435 update_stream_info(ud);
439 case GST_MESSAGE_EOS:
444 img = GTK_IMAGE(GHB_WIDGET(ud->builder, "live_preview_play_image"));
445 gtk_image_set_from_stock(img, "gtk-media-play", GTK_ICON_SIZE_BUTTON);
446 gst_element_set_state(ud->preview->play, GST_STATE_PAUSED);
447 ud->preview->pause = TRUE;
448 gst_element_seek(ud->preview->play, 1.0,
449 GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH | GST_SEEK_FLAG_KEY_UNIT,
450 GST_SEEK_TYPE_SET, 0,
451 GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE);
463 live_preview_start(signal_user_data_t *ud)
468 if (!ud->preview->live_enabled)
471 img = GTK_IMAGE(GHB_WIDGET(ud->builder, "live_preview_play_image"));
472 if (!ud->preview->encoded[ud->preview->frame])
474 gtk_image_set_from_stock(img, "gtk-media-play", GTK_ICON_SIZE_BUTTON);
475 gst_element_set_state(ud->preview->play, GST_STATE_NULL);
476 ud->preview->pause = TRUE;
480 uri = g_strdup_printf("file://%s", ud->preview->current);
481 gtk_image_set_from_stock(img, "gtk-media-pause", GTK_ICON_SIZE_BUTTON);
482 ud->preview->state = PREVIEW_STATE_LIVE;
483 g_object_set(G_OBJECT(ud->preview->play), "uri", uri, NULL);
484 gst_element_set_state(ud->preview->play, GST_STATE_PLAYING);
485 ud->preview->pause = FALSE;
490 live_preview_pause(signal_user_data_t *ud)
494 if (!ud->preview->live_enabled)
497 img = GTK_IMAGE(GHB_WIDGET(ud->builder, "live_preview_play_image"));
498 gtk_image_set_from_stock(img, "gtk-media-play", GTK_ICON_SIZE_BUTTON);
499 gst_element_set_state(ud->preview->play, GST_STATE_PAUSED);
500 ud->preview->pause = TRUE;
505 live_preview_stop(signal_user_data_t *ud)
510 if (!ud->preview->live_enabled)
513 img = GTK_IMAGE(GHB_WIDGET(ud->builder, "live_preview_play_image"));
514 gtk_image_set_from_stock(img, "gtk-media-play", GTK_ICON_SIZE_BUTTON);
515 #if defined(_ENABLE_GST)
516 gst_element_set_state(ud->preview->play, GST_STATE_NULL);
518 ud->preview->pause = TRUE;
519 ud->preview->state = PREVIEW_STATE_IMAGE;
521 progress = GTK_RANGE(GHB_WIDGET(ud->builder, "live_preview_progress"));
522 gtk_range_set_value(progress, 0);
526 ghb_live_reset(signal_user_data_t *ud)
530 if (ud->preview->live_id >= 0)
532 ghb_stop_live_encode();
534 ud->preview->live_id = -1;
535 ud->preview->encode_frame = -1;
536 if (!ud->preview->pause)
537 live_preview_stop(ud);
538 if (ud->preview->current)
540 g_free(ud->preview->current);
541 ud->preview->current = NULL;
543 encoded = ud->preview->encoded[ud->preview->frame];
544 memset(ud->preview->encoded, 0, sizeof(gboolean) * 10);
546 ghb_set_preview_image(ud);
550 live_preview_start_cb(GtkWidget *xwidget, signal_user_data_t *ud)
554 gint frame = ud->preview->frame;
556 tmp_dir = ghb_get_tmp_dir();
557 name = g_strdup_printf("%s/live%02d", tmp_dir, ud->preview->frame);
558 if (ud->preview->current)
559 g_free(ud->preview->current);
560 ud->preview->current = name;
562 if (ud->preview->encoded[frame] &&
563 g_file_test(name, G_FILE_TEST_IS_REGULAR))
565 #if defined(_ENABLE_GST)
566 if (ud->preview->pause)
567 live_preview_start(ud);
569 live_preview_pause(ud);
576 ud->preview->encode_frame = frame;
577 js = ghb_value_dup(ud->settings);
578 ghb_settings_set_string(js, "destination", name);
579 ghb_settings_set_int(js, "start_frame", ud->preview->frame);
580 ud->preview->live_id = 0;
581 ghb_add_live_job(js, ud->preview->live_id);
582 ghb_start_live_encode();
588 ghb_live_encode_done(signal_user_data_t *ud, gboolean success)
593 ud->preview->live_id = -1;
594 prog = GHB_WIDGET(ud->builder, "live_encode_progress");
596 ud->preview->encode_frame == ud->preview->frame)
598 gtk_progress_bar_set_text(GTK_PROGRESS_BAR(prog), "Done");
599 gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(prog), 1);
600 ud->preview->encoded[ud->preview->encode_frame] = TRUE;
601 #if defined(_ENABLE_GST)
602 live_preview_start(ud);
604 widget = GHB_WIDGET(ud->builder, "live_progress_box");
605 gtk_widget_hide (widget);
606 widget = GHB_WIDGET(ud->builder, "live_preview_progress");
607 gtk_widget_show (widget);
611 gtk_progress_bar_set_text(GTK_PROGRESS_BAR(prog), "");
612 gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(prog), 0);
613 ud->preview->encoded[ud->preview->encode_frame] = FALSE;
617 #if defined(_ENABLE_GST)
618 G_MODULE_EXPORT gboolean
619 unlock_progress_cb(signal_user_data_t *ud)
621 ud->preview->progress_lock = FALSE;
622 // This function is initiated by g_idle_add. Must return false
623 // so that it is not called again
629 ghb_live_preview_progress(signal_user_data_t *ud)
631 #if defined(_ENABLE_GST)
632 GstFormat fmt = GST_FORMAT_TIME;
633 gint64 len = -1, pos = -1;
635 if (!ud->preview->live_enabled)
638 if (ud->preview->state != PREVIEW_STATE_LIVE || ud->preview->seek_lock)
641 ud->preview->progress_lock = TRUE;
642 if (gst_element_query_duration(ud->preview->play, &fmt, &len))
644 if (len != -1 && fmt == GST_FORMAT_TIME)
646 ud->preview->len = len / GST_MSECOND;
649 if (gst_element_query_position(ud->preview->play, &fmt, &pos))
651 if (pos != -1 && fmt == GST_FORMAT_TIME)
653 ud->preview->pos = pos / GST_MSECOND;
656 if (ud->preview->len > 0)
661 percent = (gdouble)ud->preview->pos * 100 / ud->preview->len;
662 progress = GTK_RANGE(GHB_WIDGET(ud->builder, "live_preview_progress"));
663 gtk_range_set_value(progress, percent);
665 g_idle_add((GSourceFunc)unlock_progress_cb, ud);
669 #if defined(_ENABLE_GST)
670 G_MODULE_EXPORT gboolean
671 unlock_seek_cb(signal_user_data_t *ud)
673 ud->preview->seek_lock = FALSE;
674 // This function is initiated by g_idle_add. Must return false
675 // so that it is not called again
681 live_preview_seek_cb(GtkWidget *widget, signal_user_data_t *ud)
683 #if defined(_ENABLE_GST)
687 if (!ud->preview->live_enabled)
690 if (ud->preview->progress_lock)
693 ud->preview->seek_lock = TRUE;
694 dval = gtk_range_get_value(GTK_RANGE(widget));
695 pos = ((ud->preview->len * dval) / 100) * GST_MSECOND;
696 gst_element_seek(ud->preview->play, 1.0,
697 GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH | GST_SEEK_FLAG_ACCURATE,
698 GST_SEEK_TYPE_SET, pos,
699 GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE);
700 g_idle_add((GSourceFunc)unlock_seek_cb, ud);
705 ghb_set_preview_image(signal_user_data_t *ud)
708 gint preview_width, preview_height, target_height, width, height;
710 g_debug("set_preview_button_image ()");
713 live_preview_stop(ud);
715 titleindex = ghb_settings_combo_int(ud->settings, "title");
716 if (titleindex < 0) return;
717 widget = GHB_WIDGET (ud->builder, "preview_frame");
718 ud->preview->frame = ghb_widget_int(widget) - 1;
719 if (ud->preview->encoded[ud->preview->frame])
721 widget = GHB_WIDGET(ud->builder, "live_progress_box");
722 gtk_widget_hide (widget);
723 widget = GHB_WIDGET(ud->builder, "live_preview_progress");
724 gtk_widget_show (widget);
728 widget = GHB_WIDGET(ud->builder, "live_preview_progress");
729 gtk_widget_hide (widget);
730 widget = GHB_WIDGET(ud->builder, "live_progress_box");
731 gtk_widget_show (widget);
732 widget = GHB_WIDGET(ud->builder, "live_encode_progress");
733 gtk_progress_bar_set_text(GTK_PROGRESS_BAR(widget), "");
734 gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(widget), 0);
736 if (ud->preview->pix != NULL)
737 g_object_unref(ud->preview->pix);
740 ghb_get_preview_image(titleindex, ud->preview->frame,
741 ud, &width, &height);
742 if (ud->preview->pix == NULL) return;
743 preview_width = gdk_pixbuf_get_width(ud->preview->pix);
744 preview_height = gdk_pixbuf_get_height(ud->preview->pix);
745 widget = GHB_WIDGET (ud->builder, "preview_image");
746 if (preview_width != ud->preview->width ||
747 preview_height != ud->preview->height)
749 gtk_widget_set_size_request(widget, preview_width, preview_height);
750 ud->preview->width = preview_width;
751 ud->preview->height = preview_height;
754 widget->window, NULL, ud->preview->pix, 0, 0, 0, 0,
755 -1, -1, GDK_RGB_DITHER_NONE, 0, 0);
757 gchar *text = g_strdup_printf("%d x %d", width, height);
758 widget = GHB_WIDGET (ud->builder, "preview_dims");
759 gtk_label_set_text(GTK_LABEL(widget), text);
762 g_debug("preview %d x %d", preview_width, preview_height);
763 target_height = MIN(ud->preview->button_height, 200);
764 height = target_height;
765 width = preview_width * height / preview_height;
769 height = preview_height * width / preview_width;
772 if ((height >= 16) && (width >= 16))
774 GdkPixbuf *scaled_preview;
775 scaled_preview = gdk_pixbuf_scale_simple (ud->preview->pix, width,
776 height, GDK_INTERP_NEAREST);
777 if (scaled_preview != NULL)
779 widget = GHB_WIDGET (ud->builder, "preview_button_image");
780 gtk_image_set_from_pixbuf(GTK_IMAGE(widget), scaled_preview);
781 g_object_unref (scaled_preview);
786 #if defined(_ENABLE_GST)
787 G_MODULE_EXPORT gboolean
788 delayed_expose_cb(signal_user_data_t *ud)
793 if (!ud->preview->live_enabled)
796 g_object_get(ud->preview->play, "video-sink", &vsink, NULL);
800 if (GST_IS_BIN(vsink))
801 xover = GST_X_OVERLAY(gst_bin_get_by_interface(
802 GST_BIN(vsink), GST_TYPE_X_OVERLAY));
804 xover = GST_X_OVERLAY(vsink);
805 gst_x_overlay_expose(xover);
806 // This function is initiated by g_idle_add. Must return false
807 // so that it is not called again
812 G_MODULE_EXPORT gboolean
815 GdkEventExpose *event,
816 signal_user_data_t *ud)
818 #if defined(_ENABLE_GST)
819 if (ud->preview->live_enabled && ud->preview->state == PREVIEW_STATE_LIVE)
821 if (GST_STATE(ud->preview->play) >= GST_STATE_PAUSED)
826 g_object_get(ud->preview->play, "video-sink", &vsink, NULL);
827 if (GST_IS_BIN(vsink))
828 xover = GST_X_OVERLAY(gst_bin_get_by_interface(
829 GST_BIN(vsink), GST_TYPE_X_OVERLAY));
831 xover = GST_X_OVERLAY(vsink);
832 gst_x_overlay_expose(xover);
833 // For some reason, the exposed region doesn't always get
834 // cleaned up here. But a delayed gst_x_overlay_expose()
836 g_idle_add((GSourceFunc)delayed_expose_cb, ud);
843 if (ud->preview->pix != NULL)
846 widget->window, NULL, ud->preview->pix, 0, 0, 0, 0,
847 -1, -1, GDK_RGB_DITHER_NONE, 0, 0);
853 preview_button_size_allocate_cb(GtkWidget *widget, GtkAllocation *allocation, signal_user_data_t *ud)
855 g_debug("allocate %d x %d", allocation->width, allocation->height);
856 if (ud->preview->button_width == allocation->width &&
857 ud->preview->button_height == allocation->height)
859 // Nothing to do. Bug out.
860 g_debug("nothing to do");
863 g_debug("prev allocate %d x %d", ud->preview->button_width,
864 ud->preview->button_height);
865 ud->preview->button_width = allocation->width;
866 ud->preview->button_height = allocation->height;
867 ghb_set_preview_image(ud);
871 set_visible(GtkWidget *widget, gboolean visible)
875 gtk_widget_show_now(widget);
879 gtk_widget_hide(widget);
884 ghb_preview_set_visible(signal_user_data_t *ud)
888 gboolean settings_active;
890 settings_active = ghb_settings_get_boolean(ud->settings, "show_picture");
891 widget = GHB_WIDGET (ud->builder, "preview_window");
892 titleindex = ghb_settings_combo_int(ud->settings, "title");
893 if (settings_active && titleindex >= 0)
896 x = ghb_settings_get_int(ud->settings, "preview_x");
897 y = ghb_settings_get_int(ud->settings, "preview_y");
898 if (x >= 0 && y >= 0)
899 gtk_window_move(GTK_WINDOW(widget), x, y);
901 ghb_settings_get_boolean(ud->settings, "show_preview"));
905 set_visible(widget, FALSE);
910 preview_button_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
912 g_debug("preview_button_clicked_cb()");
913 ghb_widget_to_setting (ud->settings, xwidget);
914 ghb_preview_set_visible(ud);
915 ghb_check_dependency(ud, xwidget, NULL);
916 const gchar *name = ghb_get_setting_key(xwidget);
917 ghb_pref_save(ud->settings, name);
921 picture_settings_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
924 gboolean active, hide_settings;
927 g_debug("picture_settings_clicked_cb()");
928 ghb_widget_to_setting (ud->settings, xwidget);
930 hide_settings = ghb_settings_get_boolean(ud->settings, "hide_settings");
932 active = ghb_settings_get_boolean(ud->settings, "show_picture");
933 widget = GHB_WIDGET (ud->builder, "settings_window");
934 x = ghb_settings_get_int(ud->settings, "settings_x");
935 y = ghb_settings_get_int(ud->settings, "settings_y");
936 if (x >= 0 && y >= 0)
937 gtk_window_move(GTK_WINDOW(widget), x, y);
938 set_visible(widget, active && !hide_settings);
939 ghb_preview_set_visible(ud);
943 picture_settings_alt_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
948 g_debug("picture_settings_alt_clicked_cb()");
949 toggle = GHB_WIDGET (ud->builder, "show_picture");
950 active = gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(toggle));
951 gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(toggle), !active);
955 go_full(signal_user_data_t *ud)
958 window = GTK_WINDOW(GHB_WIDGET (ud->builder, "preview_window"));
959 gtk_window_fullscreen(window);
960 ghb_set_preview_image(ud);
965 fullscreen_clicked_cb(GtkWidget *toggle, signal_user_data_t *ud)
970 g_debug("fullscreen_clicked_cb()");
971 ghb_widget_to_setting (ud->settings, toggle);
972 ghb_check_dependency(ud, toggle, NULL);
973 const gchar *name = ghb_get_setting_key(toggle);
974 ghb_pref_save(ud->settings, name);
976 window = GTK_WINDOW(GHB_WIDGET (ud->builder, "preview_window"));
977 active = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toggle));
980 gtk_window_set_resizable(window, TRUE);
981 gtk_button_set_label(GTK_BUTTON(toggle), "Windowed");
982 // Changing resizable property doesn't take effect immediately
983 // need to delay fullscreen till after this callback returns
985 g_idle_add((GSourceFunc)go_full, ud);
989 gtk_window_unfullscreen(window);
990 gtk_window_set_resizable(window, FALSE);
991 gtk_button_set_label(GTK_BUTTON(toggle), "Fullscreen");
992 ghb_set_preview_image(ud);
997 picture_settings_alt2_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
1003 g_debug("picture_settings_alt2_clicked_cb()");
1004 ghb_widget_to_setting (ud->settings, xwidget);
1005 active = ghb_settings_get_boolean(ud->settings, "hide_settings");
1007 toggle = GHB_WIDGET (ud->builder, "hide_settings");
1008 window = GHB_WIDGET(ud->builder, "settings_window");
1011 gtk_button_set_label(GTK_BUTTON(toggle), "Hide Settings");
1012 gtk_widget_set_tooltip_text(toggle,
1013 "Hide the picture settings window while "
1014 "leaving the preview visible.");
1015 gtk_widget_show(window);
1019 gtk_button_set_label(GTK_BUTTON(toggle), "Show Settings");
1020 gtk_widget_set_tooltip_text(toggle, "Show picture settings.");
1021 gtk_widget_hide(window);
1025 G_MODULE_EXPORT void
1026 preview_frame_value_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1028 if (ud->preview->live_id >= 0)
1030 ghb_stop_live_encode();
1031 ud->preview->live_id = -1;
1032 ud->preview->encode_frame = -1;
1034 ghb_set_preview_image(ud);
1037 G_MODULE_EXPORT gboolean
1038 preview_window_delete_cb(
1041 signal_user_data_t *ud)
1043 live_preview_stop(ud);
1044 widget = GHB_WIDGET (ud->builder, "show_picture");
1045 gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(widget), FALSE);
1049 G_MODULE_EXPORT gboolean
1050 settings_window_delete_cb(
1053 signal_user_data_t *ud)
1055 live_preview_stop(ud);
1056 widget = GHB_WIDGET (ud->builder, "show_picture");
1057 gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(widget), FALSE);
1062 G_MODULE_EXPORT void
1063 preview_duration_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1065 g_debug("preview_duration_changed_cb ()");
1067 ghb_widget_to_setting (ud->settings, widget);
1068 ghb_check_dependency(ud, widget, NULL);
1069 const gchar *name = ghb_get_setting_key(widget);
1070 ghb_pref_save(ud->settings, name);
1073 static guint hud_timeout_id = 0;
1076 hud_timeout(signal_user_data_t *ud)
1080 g_debug("hud_timeout()");
1081 widget = GHB_WIDGET(ud->builder, "preview_hud");
1082 gtk_widget_hide(widget);
1087 G_MODULE_EXPORT gboolean
1090 GdkEventCrossing *event,
1091 signal_user_data_t *ud)
1093 g_debug("hud_enter_cb()");
1094 if (hud_timeout_id != 0)
1099 mc = g_main_context_default();
1100 source = g_main_context_find_source_by_id(mc, hud_timeout_id);
1102 g_source_destroy(source);
1104 widget = GHB_WIDGET(ud->builder, "preview_hud");
1105 gtk_widget_show(widget);
1110 G_MODULE_EXPORT gboolean
1113 GdkEventCrossing *event,
1114 signal_user_data_t *ud)
1116 g_debug("hud_leave_cb()");
1117 if (hud_timeout_id != 0)
1122 mc = g_main_context_default();
1123 source = g_main_context_find_source_by_id(mc, hud_timeout_id);
1125 g_source_destroy(source);
1127 hud_timeout_id = g_timeout_add(300, (GSourceFunc)hud_timeout, ud);
1131 G_MODULE_EXPORT gboolean
1134 GdkEventMotion *event,
1135 signal_user_data_t *ud)
1137 //g_debug("hud_motion_cb %d", hud_timeout_id);
1138 if (hud_timeout_id != 0)
1143 mc = g_main_context_default();
1144 source = g_main_context_find_source_by_id(mc, hud_timeout_id);
1146 g_source_destroy(source);
1148 widget = GHB_WIDGET(ud->builder, "preview_hud");
1149 if (!GTK_WIDGET_VISIBLE(widget))
1151 gtk_widget_show(widget);
1153 hud_timeout_id = g_timeout_add_seconds(4, (GSourceFunc)hud_timeout, ud);
1158 ghb_curved_rect_mask(gint width, gint height, gint radius)
1164 if (!width || !height)
1167 shape = (GdkDrawable *)gdk_pixmap_new (NULL, width, height, 1);
1169 cr = gdk_cairo_create (shape);
1173 if (radius > width / 2)
1175 if (radius > height / 2)
1176 radius = height / 2;
1178 // fill shape with black
1180 cairo_rectangle (cr, 0, 0, width, height);
1181 cairo_set_operator (cr, CAIRO_OPERATOR_CLEAR);
1185 cairo_move_to (cr, 0, radius);
1186 cairo_curve_to (cr, 0 , 0, 0 , 0, radius, 0);
1187 cairo_line_to (cr, w - radius, 0);
1188 cairo_curve_to (cr, w, 0, w, 0, w, radius);
1189 cairo_line_to (cr, w , h - radius);
1190 cairo_curve_to (cr, w, h, w, h, w - radius, h);
1191 cairo_line_to (cr, 0 + radius, h);
1192 cairo_curve_to (cr, 0, h, 0, h, 0, h - radius);
1194 cairo_close_path(cr);
1196 cairo_set_source_rgb(cr, 1, 1, 1);
1204 G_MODULE_EXPORT void
1205 preview_hud_size_alloc_cb(
1207 GtkAllocation *allocation,
1208 signal_user_data_t *ud)
1212 //g_message("preview_hud_size_alloc_cb()");
1213 if (GTK_WIDGET_VISIBLE(widget) && allocation->height > 50)
1215 shape = ghb_curved_rect_mask(allocation->width,
1216 allocation->height, allocation->height/4);
1219 gtk_widget_shape_combine_mask(widget, shape, 0, 0);
1220 gdk_pixmap_unref(shape);
1225 G_MODULE_EXPORT gboolean
1226 preview_configure_cb(
1228 GdkEventConfigure *event,
1229 signal_user_data_t *ud)
1233 //g_message("preview_configure_cb()");
1234 if (GTK_WIDGET_VISIBLE(widget))
1236 gtk_window_get_position(GTK_WINDOW(widget), &x, &y);
1237 ghb_settings_set_int(ud->settings, "preview_x", x);
1238 ghb_settings_set_int(ud->settings, "preview_y", y);
1239 ghb_pref_set(ud->settings, "preview_x");
1240 ghb_pref_set(ud->settings, "preview_y");
1246 G_MODULE_EXPORT gboolean
1247 settings_configure_cb(
1249 GdkEventConfigure *event,
1250 signal_user_data_t *ud)
1254 //g_message("settings_configure_cb()");
1255 if (GTK_WIDGET_VISIBLE(widget))
1257 gtk_window_get_position(GTK_WINDOW(widget), &x, &y);
1258 ghb_settings_set_int(ud->settings, "settings_x", x);
1259 ghb_settings_set_int(ud->settings, "settings_y", y);
1260 ghb_pref_set(ud->settings, "settings_x");
1261 ghb_pref_set(ud->settings, "settings_y");