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(G_OBJECT(xover), "force-aspect-ratio", TRUE, NULL);
176 bus = gst_pipeline_get_bus(GST_PIPELINE(ud->preview->play));
177 gst_bus_add_watch(bus, live_preview_cb, ud);
178 gst_bus_set_sync_handler(bus, create_window, ud->preview);
179 gst_object_unref(bus);
181 GtkWidget *widget = GHB_WIDGET(ud->builder, "live_preview_box");
182 gtk_widget_hide (widget);
183 widget = GHB_WIDGET(ud->builder, "live_preview_duration_box");
184 gtk_widget_hide (widget);
189 ghb_preview_cleanup(signal_user_data_t *ud)
191 if (ud->preview->current)
193 ud->preview->current = NULL;
194 g_free(ud->preview->current);
198 #if defined(_ENABLE_GST)
199 static GstBusSyncReply
200 create_window(GstBus *bus, GstMessage *msg, gpointer data)
202 preview_t *preview = (preview_t*)data;
204 switch (GST_MESSAGE_TYPE(msg))
206 case GST_MESSAGE_ELEMENT:
208 if (!gst_structure_has_name(msg->structure, "prepare-xwindow-id"))
210 gst_x_overlay_set_xwindow_id(
211 GST_X_OVERLAY(GST_MESSAGE_SRC(msg)), preview->xid);
212 gst_message_unref(msg);
224 get_stream_info_objects_for_type (GstElement *play, const gchar *typestr)
226 GValueArray *info_arr = NULL;
233 g_object_get(play, "stream-info-value-array", &info_arr, NULL);
234 if (info_arr == NULL)
237 for (ii = 0; ii < info_arr->n_values; ++ii)
242 val = g_value_array_get_nth(info_arr, ii);
243 info_obj = g_value_get_object(val);
250 g_object_get(info_obj, "type", &type, NULL);
251 pspec = g_object_class_find_property(
252 G_OBJECT_GET_CLASS (info_obj), "type");
253 value = g_enum_get_value(
254 G_PARAM_SPEC_ENUM (pspec)->enum_class, type);
257 if (g_ascii_strcasecmp (value->value_nick, typestr) == 0 ||
258 g_ascii_strcasecmp (value->value_name, typestr) == 0)
260 ret = g_list_prepend (ret, g_object_ref (info_obj));
265 g_value_array_free (info_arr);
266 return g_list_reverse (ret);
270 caps_set(GstCaps *caps, signal_user_data_t *ud)
274 ss = gst_caps_get_structure(caps, 0);
277 gint fps_n, fps_d, width, height;
278 guint num, den, par_n, par_d;
279 gint disp_par_n, disp_par_d;
282 gst_structure_get_fraction(ss, "framerate", &fps_n, &fps_d);
283 gst_structure_get_int(ss, "width", &width);
284 gst_structure_get_int(ss, "height", &height);
285 par = gst_structure_get_value(ss, "pixel-aspect-ratio");
286 par_n = gst_value_get_fraction_numerator(par);
287 par_d = gst_value_get_fraction_denominator(par);
289 ghb_screen_par(ud, &disp_par_n, &disp_par_d);
290 gst_video_calculate_display_ratio(
291 &num, &den, width, height, par_n, par_d, disp_par_n, disp_par_d);
294 width = gst_util_uint64_scale_int(height, num, den);
296 height = gst_util_uint64_scale_int(width, den, num);
298 if (ghb_settings_get_boolean(ud->settings, "reduce_hd_preview"))
303 ss = gdk_screen_get_default();
304 s_w = gdk_screen_get_width(ss);
305 s_h = gdk_screen_get_height(ss);
307 if (width > s_w * 80 / 100)
309 width = s_w * 80 / 100;
310 height = gst_util_uint64_scale_int(width, den, num);
312 if (height > s_h * 80 / 100)
314 height = s_h * 80 / 100;
315 width = gst_util_uint64_scale_int(height, num, den);
319 if (width != ud->preview->width || height != ud->preview->height)
321 gtk_widget_set_size_request(ud->preview->view, width, height);
322 ud->preview->width = width;
323 ud->preview->height = height;
329 update_stream_info(signal_user_data_t *ud)
331 GList *vstreams, *ll;
334 vstreams = get_stream_info_objects_for_type(ud->preview->play, "video");
337 for (ll = vstreams; vpad == NULL && ll != NULL; ll = ll->next)
339 g_object_get(ll->data, "object", &vpad, NULL);
346 caps = gst_pad_get_negotiated_caps(vpad);
350 gst_caps_unref(caps);
352 //g_signal_connect(vpad, "notify::caps", G_CALLBACK(caps_set_cb), preview);
353 gst_object_unref(vpad);
355 g_list_foreach(vstreams, (GFunc)g_object_unref, NULL);
356 g_list_free(vstreams);
359 G_MODULE_EXPORT gboolean
360 live_preview_cb(GstBus *bus, GstMessage *msg, gpointer data)
362 signal_user_data_t *ud = (signal_user_data_t*)data;
364 switch (GST_MESSAGE_TYPE(msg))
366 case GST_MESSAGE_ERROR:
371 gst_message_parse_error(msg, &err, &debug);
372 g_warning("Gstreamer Error: %s", err->message);
377 case GST_MESSAGE_ELEMENT:
379 if (gst_is_missing_plugin_message(msg))
381 gst_element_set_state(ud->preview->play, GST_STATE_PAUSED);
382 gchar *message, *desc;
383 desc = gst_missing_plugin_message_get_description(msg);
384 message = g_strdup_printf(
385 "Missing GStreamer plugin\n"
386 "Audio or Video may not play as expected\n\n%s",
388 ghb_message_dialog(GTK_MESSAGE_WARNING, message, "Ok", NULL);
390 gst_element_set_state(ud->preview->play, GST_STATE_PLAYING);
394 case GST_MESSAGE_STATE_CHANGED:
396 GstState state, pending;
397 gst_element_get_state(ud->preview->play, &state, &pending, 0);
398 if (state == GST_STATE_PAUSED || state == GST_STATE_PLAYING)
400 update_stream_info(ud);
404 case GST_MESSAGE_EOS:
409 img = GTK_IMAGE(GHB_WIDGET(ud->builder, "live_preview_play_image"));
410 gtk_image_set_from_stock(img, "gtk-media-play", GTK_ICON_SIZE_BUTTON);
411 gst_element_set_state(ud->preview->play, GST_STATE_PAUSED);
412 ud->preview->pause = TRUE;
413 gst_element_seek(ud->preview->play, 1.0,
414 GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH | GST_SEEK_FLAG_KEY_UNIT,
415 GST_SEEK_TYPE_SET, 0,
416 GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE);
428 live_preview_start(signal_user_data_t *ud)
433 img = GTK_IMAGE(GHB_WIDGET(ud->builder, "live_preview_play_image"));
434 if (!ud->preview->encoded[ud->preview->frame])
436 gtk_image_set_from_stock(img, "gtk-media-play", GTK_ICON_SIZE_BUTTON);
437 gst_element_set_state(ud->preview->play, GST_STATE_NULL);
438 ud->preview->pause = TRUE;
442 uri = g_strdup_printf("file://%s", ud->preview->current);
443 gtk_image_set_from_stock(img, "gtk-media-pause", GTK_ICON_SIZE_BUTTON);
444 ud->preview->state = PREVIEW_STATE_LIVE;
445 g_object_set(G_OBJECT(ud->preview->play), "uri", uri, NULL);
446 gst_element_set_state(ud->preview->play, GST_STATE_PLAYING);
447 ud->preview->pause = FALSE;
452 live_preview_pause(signal_user_data_t *ud)
456 img = GTK_IMAGE(GHB_WIDGET(ud->builder, "live_preview_play_image"));
457 gtk_image_set_from_stock(img, "gtk-media-play", GTK_ICON_SIZE_BUTTON);
458 gst_element_set_state(ud->preview->play, GST_STATE_PAUSED);
459 ud->preview->pause = TRUE;
464 live_preview_stop(signal_user_data_t *ud)
469 img = GTK_IMAGE(GHB_WIDGET(ud->builder, "live_preview_play_image"));
470 gtk_image_set_from_stock(img, "gtk-media-play", GTK_ICON_SIZE_BUTTON);
471 #if defined(_ENABLE_GST)
472 gst_element_set_state(ud->preview->play, GST_STATE_NULL);
474 ud->preview->pause = TRUE;
475 ud->preview->state = PREVIEW_STATE_IMAGE;
477 progress = GTK_RANGE(GHB_WIDGET(ud->builder, "live_preview_progress"));
478 gtk_range_set_value(progress, 0);
482 ghb_live_reset(signal_user_data_t *ud)
486 if (ud->preview->live_id >= 0)
488 ghb_stop_live_encode();
490 ud->preview->live_id = -1;
491 ud->preview->encode_frame = -1;
492 if (!ud->preview->pause)
493 live_preview_stop(ud);
494 if (ud->preview->current)
496 g_free(ud->preview->current);
497 ud->preview->current = NULL;
499 encoded = ud->preview->encoded[ud->preview->frame];
500 memset(ud->preview->encoded, 0, sizeof(gboolean) * 10);
502 ghb_set_preview_image(ud);
505 extern void hb_get_tempory_directory(hb_handle_t *h, char path[512]);
508 live_preview_start_cb(GtkWidget *xwidget, signal_user_data_t *ud)
512 gint frame = ud->preview->frame;
514 tmp_dir = ghb_get_tmp_dir();
515 name = g_strdup_printf("%s/live%02d", tmp_dir, ud->preview->frame);
516 if (ud->preview->current)
517 g_free(ud->preview->current);
518 ud->preview->current = name;
520 if (ud->preview->encoded[frame] &&
521 g_file_test(name, G_FILE_TEST_IS_REGULAR))
523 #if defined(_ENABLE_GST)
524 if (ud->preview->pause)
525 live_preview_start(ud);
527 live_preview_pause(ud);
534 ud->preview->encode_frame = frame;
535 js = ghb_value_dup(ud->settings);
536 ghb_settings_set_string(js, "destination", name);
537 ghb_settings_set_int(js, "start_frame", ud->preview->frame);
538 ud->preview->live_id = 0;
539 ghb_add_live_job(js, ud->preview->live_id);
540 ghb_start_live_encode();
546 ghb_live_encode_done(signal_user_data_t *ud, gboolean success)
551 ud->preview->live_id = -1;
552 prog = GHB_WIDGET(ud->builder, "live_encode_progress");
554 ud->preview->encode_frame == ud->preview->frame)
556 gtk_progress_bar_set_text(GTK_PROGRESS_BAR(prog), "Done");
557 gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(prog), 1);
558 ud->preview->encoded[ud->preview->encode_frame] = TRUE;
559 #if defined(_ENABLE_GST)
560 live_preview_start(ud);
562 widget = GHB_WIDGET(ud->builder, "live_progress_box");
563 gtk_widget_hide (widget);
564 widget = GHB_WIDGET(ud->builder, "live_preview_progress");
565 gtk_widget_show (widget);
569 gtk_progress_bar_set_text(GTK_PROGRESS_BAR(prog), "");
570 gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(prog), 0);
571 ud->preview->encoded[ud->preview->encode_frame] = FALSE;
575 #if defined(_ENABLE_GST)
576 G_MODULE_EXPORT gboolean
577 unlock_progress_cb(signal_user_data_t *ud)
579 ud->preview->progress_lock = FALSE;
580 // This function is initiated by g_idle_add. Must return false
581 // so that it is not called again
587 ghb_live_preview_progress(signal_user_data_t *ud)
589 #if defined(_ENABLE_GST)
590 GstFormat fmt = GST_FORMAT_TIME;
591 gint64 len = -1, pos = -1;
593 if (ud->preview->state != PREVIEW_STATE_LIVE || ud->preview->seek_lock)
596 ud->preview->progress_lock = TRUE;
597 if (gst_element_query_duration(ud->preview->play, &fmt, &len))
599 if (len != -1 && fmt == GST_FORMAT_TIME)
601 ud->preview->len = len / GST_MSECOND;
604 if (gst_element_query_position(ud->preview->play, &fmt, &pos))
606 if (pos != -1 && fmt == GST_FORMAT_TIME)
608 ud->preview->pos = pos / GST_MSECOND;
611 if (ud->preview->len > 0)
616 percent = (gdouble)ud->preview->pos * 100 / ud->preview->len;
617 progress = GTK_RANGE(GHB_WIDGET(ud->builder, "live_preview_progress"));
618 gtk_range_set_value(progress, percent);
620 g_idle_add((GSourceFunc)unlock_progress_cb, ud);
624 #if defined(_ENABLE_GST)
625 G_MODULE_EXPORT gboolean
626 unlock_seek_cb(signal_user_data_t *ud)
628 ud->preview->seek_lock = FALSE;
629 // This function is initiated by g_idle_add. Must return false
630 // so that it is not called again
636 live_preview_seek_cb(GtkWidget *widget, signal_user_data_t *ud)
638 #if defined(_ENABLE_GST)
642 if (ud->preview->progress_lock)
645 ud->preview->seek_lock = TRUE;
646 dval = gtk_range_get_value(GTK_RANGE(widget));
647 pos = ((ud->preview->len * dval) / 100) * GST_MSECOND;
648 gst_element_seek(ud->preview->play, 1.0,
649 GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH | GST_SEEK_FLAG_ACCURATE,
650 GST_SEEK_TYPE_SET, pos,
651 GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE);
652 g_idle_add((GSourceFunc)unlock_seek_cb, ud);
657 ghb_set_preview_image(signal_user_data_t *ud)
660 gint preview_width, preview_height, target_height, width, height;
662 g_debug("set_preview_button_image ()");
665 live_preview_stop(ud);
667 titleindex = ghb_settings_combo_int(ud->settings, "title");
668 if (titleindex < 0) return;
669 widget = GHB_WIDGET (ud->builder, "preview_frame");
670 ud->preview->frame = ghb_widget_int(widget) - 1;
671 if (ud->preview->encoded[ud->preview->frame])
673 widget = GHB_WIDGET(ud->builder, "live_progress_box");
674 gtk_widget_hide (widget);
675 widget = GHB_WIDGET(ud->builder, "live_preview_progress");
676 gtk_widget_show (widget);
680 widget = GHB_WIDGET(ud->builder, "live_preview_progress");
681 gtk_widget_hide (widget);
682 widget = GHB_WIDGET(ud->builder, "live_progress_box");
683 gtk_widget_show (widget);
684 widget = GHB_WIDGET(ud->builder, "live_encode_progress");
685 gtk_progress_bar_set_text(GTK_PROGRESS_BAR(widget), "");
686 gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(widget), 0);
688 if (ud->preview->pix != NULL)
689 g_object_unref(ud->preview->pix);
692 ghb_get_preview_image(titleindex, ud->preview->frame,
693 ud, &width, &height);
694 if (ud->preview->pix == NULL) return;
695 preview_width = gdk_pixbuf_get_width(ud->preview->pix);
696 preview_height = gdk_pixbuf_get_height(ud->preview->pix);
697 widget = GHB_WIDGET (ud->builder, "preview_image");
698 if (preview_width != ud->preview->width ||
699 preview_height != ud->preview->height)
701 gtk_widget_set_size_request(widget, preview_width, preview_height);
702 ud->preview->width = preview_width;
703 ud->preview->height = preview_height;
706 widget->window, NULL, ud->preview->pix, 0, 0, 0, 0,
707 -1, -1, GDK_RGB_DITHER_NONE, 0, 0);
709 gchar *text = g_strdup_printf("%d x %d", width, height);
710 widget = GHB_WIDGET (ud->builder, "preview_dims");
711 gtk_label_set_text(GTK_LABEL(widget), text);
714 g_debug("preview %d x %d", preview_width, preview_height);
715 target_height = MIN(ud->preview->button_height, 128);
716 height = target_height;
717 width = preview_width * height / preview_height;
719 if ((height >= 16) && (width >= 16))
721 GdkPixbuf *scaled_preview;
722 scaled_preview = gdk_pixbuf_scale_simple (ud->preview->pix, width,
723 height, GDK_INTERP_NEAREST);
724 if (scaled_preview != NULL)
726 widget = GHB_WIDGET (ud->builder, "preview_button_image");
727 gtk_image_set_from_pixbuf(GTK_IMAGE(widget), scaled_preview);
728 g_object_unref (scaled_preview);
733 #if defined(_ENABLE_GST)
734 G_MODULE_EXPORT gboolean
735 delayed_expose_cb(signal_user_data_t *ud)
740 g_object_get(ud->preview->play, "video-sink", &vsink, NULL);
744 if (GST_IS_BIN(vsink))
745 xover = GST_X_OVERLAY(gst_bin_get_by_interface(
746 GST_BIN(vsink), GST_TYPE_X_OVERLAY));
748 xover = GST_X_OVERLAY(vsink);
749 gst_x_overlay_expose(xover);
750 // This function is initiated by g_idle_add. Must return false
751 // so that it is not called again
756 G_MODULE_EXPORT gboolean
759 GdkEventExpose *event,
760 signal_user_data_t *ud)
762 #if defined(_ENABLE_GST)
763 if (ud->preview->state == PREVIEW_STATE_LIVE)
765 if (GST_STATE(ud->preview->play) >= GST_STATE_PAUSED)
770 g_object_get(ud->preview->play, "video-sink", &vsink, NULL);
771 if (GST_IS_BIN(vsink))
772 xover = GST_X_OVERLAY(gst_bin_get_by_interface(
773 GST_BIN(vsink), GST_TYPE_X_OVERLAY));
775 xover = GST_X_OVERLAY(vsink);
776 gst_x_overlay_expose(xover);
777 // For some reason, the exposed region doesn't always get
778 // cleaned up here. But a delayed gst_x_overlay_expose()
780 g_idle_add((GSourceFunc)delayed_expose_cb, ud);
787 if (ud->preview->pix != NULL)
790 widget->window, NULL, ud->preview->pix, 0, 0, 0, 0,
791 -1, -1, GDK_RGB_DITHER_NONE, 0, 0);
797 preview_button_size_allocate_cb(GtkWidget *widget, GtkAllocation *allocation, signal_user_data_t *ud)
799 g_debug("allocate %d x %d", allocation->width, allocation->height);
800 if (ud->preview->button_width == allocation->width &&
801 ud->preview->button_height == allocation->height)
803 // Nothing to do. Bug out.
804 g_debug("nothing to do");
807 g_debug("prev allocate %d x %d", ud->preview->button_width,
808 ud->preview->button_height);
809 ud->preview->button_width = allocation->width;
810 ud->preview->button_height = allocation->height;
811 ghb_set_preview_image(ud);
815 set_visible(GtkWidget *widget, gboolean visible)
819 gtk_widget_show_now(widget);
823 gtk_widget_hide(widget);
828 preview_button_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
832 g_debug("preview_button_clicked_cb()");
833 titleindex = ghb_settings_combo_int(ud->settings, "title");
837 GtkWidget *widget = GHB_WIDGET (ud->builder, "preview_window");
838 x = ghb_settings_get_int(ud->settings, "preview_x");
839 y = ghb_settings_get_int(ud->settings, "preview_y");
840 if (x >= 0 && y >= 0)
841 gtk_window_move(GTK_WINDOW(widget), x, y);
842 set_visible(widget, gtk_toggle_button_get_active(
843 GTK_TOGGLE_BUTTON(xwidget)));
845 ghb_widget_to_setting (ud->settings, xwidget);
846 ghb_check_dependency(ud, xwidget);
847 const gchar *name = gtk_widget_get_name(xwidget);
848 ghb_pref_save(ud->settings, name);
852 picture_settings_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
858 g_debug("picture_settings_clicked_cb()");
859 widget = GHB_WIDGET (ud->builder, "settings_window");
860 active = gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(xwidget));
861 x = ghb_settings_get_int(ud->settings, "settings_x");
862 y = ghb_settings_get_int(ud->settings, "settings_y");
863 if (x >= 0 && y >= 0)
864 gtk_window_move(GTK_WINDOW(widget), x, y);
865 set_visible(widget, active);
866 if (ghb_settings_get_boolean(ud->settings, "show_preview"))
868 widget = GHB_WIDGET (ud->builder, "preview_window");
869 x = ghb_settings_get_int(ud->settings, "preview_x");
870 y = ghb_settings_get_int(ud->settings, "preview_y");
871 if (x >= 0 && y >= 0)
872 gtk_window_move(GTK_WINDOW(widget), x, y);
873 set_visible(widget, active);
874 // The window may be hidden behind the main window, raise it
876 gtk_window_present(GTK_WINDOW(widget));
881 picture_settings_alt_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
886 g_debug("picture_settings_alt_clicked_cb()");
887 toggle = GHB_WIDGET (ud->builder, "show_picture");
888 active = gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(toggle));
889 gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(toggle), !active);
893 go_full(signal_user_data_t *ud)
896 window = GTK_WINDOW(GHB_WIDGET (ud->builder, "preview_window"));
897 gtk_window_fullscreen(window);
898 ghb_set_preview_image(ud);
903 fullscreen_clicked_cb(GtkWidget *toggle, signal_user_data_t *ud)
908 g_debug("fullscreen_clicked_cb()");
909 ghb_widget_to_setting (ud->settings, toggle);
910 ghb_check_dependency(ud, toggle);
911 const gchar *name = gtk_widget_get_name(toggle);
912 ghb_pref_save(ud->settings, name);
914 window = GTK_WINDOW(GHB_WIDGET (ud->builder, "preview_window"));
915 active = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toggle));
918 gtk_window_set_resizable(window, TRUE);
919 gtk_button_set_label(GTK_BUTTON(toggle), "Windowed");
920 // Changing resizable property doesn't take effect immediately
921 // need to delay fullscreen till after this callback returns
923 g_idle_add((GSourceFunc)go_full, ud);
927 gtk_window_unfullscreen(window);
928 gtk_window_set_resizable(window, FALSE);
929 gtk_button_set_label(GTK_BUTTON(toggle), "Fullscreen");
930 ghb_set_preview_image(ud);
935 picture_settings_alt2_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
942 g_debug("picture_settings_alt2_clicked_cb()");
943 toggle = GHB_WIDGET (ud->builder, "show_picture");
944 active = gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(toggle));
947 // I don't want deleting the settings window to also remove the
948 // preview window, but changing the toggle will do this, so temporarily
949 // ignore the toggled signal
950 signal_id = g_signal_lookup("toggled", GTK_TYPE_TOGGLE_TOOL_BUTTON);
953 // Valid signal id found. This should always succeed.
954 handler_id = g_signal_handler_find((gpointer)toggle,
956 signal_id, 0, 0, 0, 0);
959 // This should also always succeed
960 g_signal_handler_block ((gpointer)toggle, handler_id);
965 GtkWidget *widget = GHB_WIDGET (ud->builder, "settings_window");
968 x = ghb_settings_get_int(ud->settings, "settings_x");
969 y = ghb_settings_get_int(ud->settings, "settings_y");
970 if (x >= 0 && y >= 0)
971 gtk_window_move(GTK_WINDOW(widget), x, y);
972 set_visible(widget, !active);
973 gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(toggle), !active);
977 g_signal_handler_unblock ((gpointer)toggle, handler_id);
982 preview_frame_value_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
984 if (ud->preview->live_id >= 0)
986 ghb_stop_live_encode();
987 ud->preview->live_id = -1;
988 ud->preview->encode_frame = -1;
990 ghb_set_preview_image(ud);
993 G_MODULE_EXPORT gboolean
994 preview_window_delete_cb(
997 signal_user_data_t *ud)
999 live_preview_stop(ud);
1000 gtk_widget_hide(widget);
1004 G_MODULE_EXPORT gboolean
1005 settings_window_delete_cb(
1008 signal_user_data_t *ud)
1011 gint handler_id = 0;
1013 gtk_widget_hide(widget);
1014 widget = GHB_WIDGET (ud->builder, "show_picture");
1016 // I don't want deleting the settings window to also remove the
1017 // preview window, but changing the toggle will do this, so temporarily
1018 // ignore the toggled signal
1019 signal_id = g_signal_lookup("toggled", GTK_TYPE_TOGGLE_TOOL_BUTTON);
1022 // Valid signal id found. This should always succeed.
1023 handler_id = g_signal_handler_find((gpointer)widget, G_SIGNAL_MATCH_ID,
1024 signal_id, 0, 0, 0, 0);
1027 // This should also always succeed
1028 g_signal_handler_block ((gpointer)widget, handler_id);
1032 gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(widget), FALSE);
1036 g_signal_handler_unblock ((gpointer)widget, handler_id);
1041 G_MODULE_EXPORT void
1042 preview_duration_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1044 g_debug("preview_duration_changed_cb ()");
1046 ghb_widget_to_setting (ud->settings, widget);
1047 ghb_check_dependency(ud, widget);
1048 const gchar *name = gtk_widget_get_name(widget);
1049 ghb_pref_save(ud->settings, name);
1052 static guint hud_timeout_id = 0;
1055 hud_timeout(signal_user_data_t *ud)
1059 g_debug("hud_timeout()");
1060 widget = GHB_WIDGET(ud->builder, "preview_hud");
1061 gtk_widget_hide(widget);
1066 G_MODULE_EXPORT gboolean
1069 GdkEventCrossing *event,
1070 signal_user_data_t *ud)
1072 g_debug("hud_enter_cb()");
1073 if (hud_timeout_id != 0)
1078 mc = g_main_context_default();
1079 source = g_main_context_find_source_by_id(mc, hud_timeout_id);
1081 g_source_destroy(source);
1083 widget = GHB_WIDGET(ud->builder, "preview_hud");
1084 gtk_widget_show(widget);
1089 G_MODULE_EXPORT gboolean
1092 GdkEventCrossing *event,
1093 signal_user_data_t *ud)
1095 g_debug("hud_leave_cb()");
1096 if (hud_timeout_id != 0)
1101 mc = g_main_context_default();
1102 source = g_main_context_find_source_by_id(mc, hud_timeout_id);
1104 g_source_destroy(source);
1106 hud_timeout_id = g_timeout_add(300, (GSourceFunc)hud_timeout, ud);
1110 G_MODULE_EXPORT gboolean
1113 GdkEventMotion *event,
1114 signal_user_data_t *ud)
1116 //g_debug("hud_motion_cb %d", hud_timeout_id);
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 widget = GHB_WIDGET(ud->builder, "preview_hud");
1128 if (!GTK_WIDGET_VISIBLE(widget))
1130 gtk_widget_show(widget);
1132 hud_timeout_id = g_timeout_add_seconds(4, (GSourceFunc)hud_timeout, ud);
1137 ghb_curved_rect_mask(gint width, gint height, gint radius)
1143 if (!width || !height)
1146 shape = (GdkDrawable *)gdk_pixmap_new (NULL, width, height, 1);
1148 cr = gdk_cairo_create (shape);
1152 if (radius > width / 2)
1154 if (radius > height / 2)
1155 radius = height / 2;
1157 // fill shape with black
1159 cairo_rectangle (cr, 0, 0, width, height);
1160 cairo_set_operator (cr, CAIRO_OPERATOR_CLEAR);
1164 cairo_move_to (cr, 0, radius);
1165 cairo_curve_to (cr, 0 , 0, 0 , 0, radius, 0);
1166 cairo_line_to (cr, w - radius, 0);
1167 cairo_curve_to (cr, w, 0, w, 0, w, radius);
1168 cairo_line_to (cr, w , h - radius);
1169 cairo_curve_to (cr, w, h, w, h, w - radius, h);
1170 cairo_line_to (cr, 0 + radius, h);
1171 cairo_curve_to (cr, 0, h, 0, h, 0, h - radius);
1173 cairo_close_path(cr);
1175 cairo_set_source_rgb(cr, 1, 1, 1);
1183 G_MODULE_EXPORT void
1184 preview_hud_size_alloc_cb(
1186 GtkAllocation *allocation,
1187 signal_user_data_t *ud)
1191 //g_message("preview_hud_size_alloc_cb()");
1192 if (GTK_WIDGET_VISIBLE(widget) && allocation->height > 50)
1194 shape = ghb_curved_rect_mask(allocation->width,
1195 allocation->height, allocation->height/4);
1198 gtk_widget_shape_combine_mask(widget, shape, 0, 0);
1199 gdk_pixmap_unref(shape);
1204 G_MODULE_EXPORT gboolean
1205 preview_configure_cb(
1207 GdkEventConfigure *event,
1208 signal_user_data_t *ud)
1212 //g_message("preview_configure_cb()");
1213 if (GTK_WIDGET_VISIBLE(widget))
1215 gtk_window_get_position(GTK_WINDOW(widget), &x, &y);
1216 ghb_settings_set_int(ud->settings, "preview_x", x);
1217 ghb_settings_set_int(ud->settings, "preview_y", y);
1218 ghb_pref_set(ud->settings, "preview_x");
1219 ghb_pref_set(ud->settings, "preview_y");
1225 G_MODULE_EXPORT gboolean
1226 settings_configure_cb(
1228 GdkEventConfigure *event,
1229 signal_user_data_t *ud)
1233 //g_message("settings_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, "settings_x", x);
1238 ghb_settings_set_int(ud->settings, "settings_y", y);
1239 ghb_pref_set(ud->settings, "settings_x");
1240 ghb_pref_set(ud->settings, "settings_y");