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)
160 ud->preview->xid = GDK_DRAWABLE_XID(ud->preview->view->window);
162 ud->preview->xid = GDK_WINDOW_HWND(ud->preview->view->window);
164 ud->preview->play = gst_element_factory_make("playbin", "play");
165 //xover = gst_element_factory_make("xvimagesink", "xover");
166 //xover = gst_element_factory_make("ximagesink", "xover");
167 xover = gst_element_factory_make("gconfvideosink", "xover");
170 GtkWidget *widget = GHB_WIDGET(ud->builder, "live_preview_box");
171 gtk_widget_hide (widget);
172 widget = GHB_WIDGET(ud->builder, "live_preview_duration_box");
173 gtk_widget_hide (widget);
177 g_object_set(G_OBJECT(ud->preview->play), "video-sink", xover, NULL);
178 g_object_set(ud->preview->play, "subtitle-font-desc",
179 "sans bold 20", NULL);
180 //g_object_set(G_OBJECT(xover), "force-aspect-ratio", TRUE, NULL);
182 bus = gst_pipeline_get_bus(GST_PIPELINE(ud->preview->play));
183 gst_bus_add_watch(bus, live_preview_cb, ud);
184 gst_bus_set_sync_handler(bus, create_window, ud->preview);
185 gst_object_unref(bus);
187 GtkWidget *widget = GHB_WIDGET(ud->builder, "live_preview_box");
188 gtk_widget_hide (widget);
189 widget = GHB_WIDGET(ud->builder, "live_preview_duration_box");
190 gtk_widget_hide (widget);
195 ghb_preview_cleanup(signal_user_data_t *ud)
197 if (ud->preview->current)
199 ud->preview->current = NULL;
200 g_free(ud->preview->current);
204 #if defined(_ENABLE_GST)
205 static GstBusSyncReply
206 create_window(GstBus *bus, GstMessage *msg, gpointer data)
208 preview_t *preview = (preview_t*)data;
210 switch (GST_MESSAGE_TYPE(msg))
212 case GST_MESSAGE_ELEMENT:
214 if (!gst_structure_has_name(msg->structure, "prepare-xwindow-id"))
217 gst_x_overlay_set_xwindow_id(
218 GST_X_OVERLAY(GST_MESSAGE_SRC(msg)), preview->xid);
220 gst_directdraw_sink_set_window_id(
221 GST_X_OVERLAY(GST_MESSAGE_SRC(msg)), preview->xid);
223 gst_message_unref(msg);
235 get_stream_info_objects_for_type (GstElement *play, const gchar *typestr)
237 GValueArray *info_arr = NULL;
244 g_object_get(play, "stream-info-value-array", &info_arr, NULL);
245 if (info_arr == NULL)
248 for (ii = 0; ii < info_arr->n_values; ++ii)
253 val = g_value_array_get_nth(info_arr, ii);
254 info_obj = g_value_get_object(val);
261 g_object_get(info_obj, "type", &type, NULL);
262 pspec = g_object_class_find_property(
263 G_OBJECT_GET_CLASS (info_obj), "type");
264 value = g_enum_get_value(
265 G_PARAM_SPEC_ENUM (pspec)->enum_class, type);
268 if (g_ascii_strcasecmp (value->value_nick, typestr) == 0 ||
269 g_ascii_strcasecmp (value->value_name, typestr) == 0)
271 ret = g_list_prepend (ret, g_object_ref (info_obj));
276 g_value_array_free (info_arr);
277 return g_list_reverse (ret);
281 caps_set(GstCaps *caps, signal_user_data_t *ud)
285 ss = gst_caps_get_structure(caps, 0);
288 gint fps_n, fps_d, width, height;
289 guint num, den, par_n, par_d;
290 gint disp_par_n, disp_par_d;
293 gst_structure_get_fraction(ss, "framerate", &fps_n, &fps_d);
294 gst_structure_get_int(ss, "width", &width);
295 gst_structure_get_int(ss, "height", &height);
296 par = gst_structure_get_value(ss, "pixel-aspect-ratio");
297 par_n = gst_value_get_fraction_numerator(par);
298 par_d = gst_value_get_fraction_denominator(par);
300 ghb_screen_par(ud, &disp_par_n, &disp_par_d);
301 gst_video_calculate_display_ratio(
302 &num, &den, width, height, par_n, par_d, disp_par_n, disp_par_d);
305 width = gst_util_uint64_scale_int(height, num, den);
307 height = gst_util_uint64_scale_int(width, den, num);
309 if (ghb_settings_get_boolean(ud->settings, "reduce_hd_preview"))
314 ss = gdk_screen_get_default();
315 s_w = gdk_screen_get_width(ss);
316 s_h = gdk_screen_get_height(ss);
318 if (width > s_w * 80 / 100)
320 width = s_w * 80 / 100;
321 height = gst_util_uint64_scale_int(width, den, num);
323 if (height > s_h * 80 / 100)
325 height = s_h * 80 / 100;
326 width = gst_util_uint64_scale_int(height, num, den);
330 if (width != ud->preview->width || height != ud->preview->height)
332 gtk_widget_set_size_request(ud->preview->view, width, height);
333 ud->preview->width = width;
334 ud->preview->height = height;
340 update_stream_info(signal_user_data_t *ud)
342 GList *vstreams, *ll;
345 vstreams = get_stream_info_objects_for_type(ud->preview->play, "video");
348 for (ll = vstreams; vpad == NULL && ll != NULL; ll = ll->next)
350 g_object_get(ll->data, "object", &vpad, NULL);
357 caps = gst_pad_get_negotiated_caps(vpad);
361 gst_caps_unref(caps);
363 //g_signal_connect(vpad, "notify::caps", G_CALLBACK(caps_set_cb), preview);
364 gst_object_unref(vpad);
366 g_list_foreach(vstreams, (GFunc)g_object_unref, NULL);
367 g_list_free(vstreams);
370 G_MODULE_EXPORT gboolean
371 live_preview_cb(GstBus *bus, GstMessage *msg, gpointer data)
373 signal_user_data_t *ud = (signal_user_data_t*)data;
375 switch (GST_MESSAGE_TYPE(msg))
377 case GST_MESSAGE_ERROR:
382 gst_message_parse_error(msg, &err, &debug);
383 g_warning("Gstreamer Error: %s", err->message);
388 case GST_MESSAGE_ELEMENT:
390 if (gst_is_missing_plugin_message(msg))
392 gst_element_set_state(ud->preview->play, GST_STATE_PAUSED);
393 gchar *message, *desc;
394 desc = gst_missing_plugin_message_get_description(msg);
395 message = g_strdup_printf(
396 "Missing GStreamer plugin\n"
397 "Audio or Video may not play as expected\n\n%s",
399 ghb_message_dialog(GTK_MESSAGE_WARNING, message, "Ok", NULL);
401 gst_element_set_state(ud->preview->play, GST_STATE_PLAYING);
405 case GST_MESSAGE_STATE_CHANGED:
407 GstState state, pending;
408 gst_element_get_state(ud->preview->play, &state, &pending, 0);
409 if (state == GST_STATE_PAUSED || state == GST_STATE_PLAYING)
411 update_stream_info(ud);
415 case GST_MESSAGE_EOS:
420 img = GTK_IMAGE(GHB_WIDGET(ud->builder, "live_preview_play_image"));
421 gtk_image_set_from_stock(img, "gtk-media-play", GTK_ICON_SIZE_BUTTON);
422 gst_element_set_state(ud->preview->play, GST_STATE_PAUSED);
423 ud->preview->pause = TRUE;
424 gst_element_seek(ud->preview->play, 1.0,
425 GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH | GST_SEEK_FLAG_KEY_UNIT,
426 GST_SEEK_TYPE_SET, 0,
427 GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE);
439 live_preview_start(signal_user_data_t *ud)
444 img = GTK_IMAGE(GHB_WIDGET(ud->builder, "live_preview_play_image"));
445 if (!ud->preview->encoded[ud->preview->frame])
447 gtk_image_set_from_stock(img, "gtk-media-play", GTK_ICON_SIZE_BUTTON);
448 gst_element_set_state(ud->preview->play, GST_STATE_NULL);
449 ud->preview->pause = TRUE;
453 uri = g_strdup_printf("file://%s", ud->preview->current);
454 gtk_image_set_from_stock(img, "gtk-media-pause", GTK_ICON_SIZE_BUTTON);
455 ud->preview->state = PREVIEW_STATE_LIVE;
456 g_object_set(G_OBJECT(ud->preview->play), "uri", uri, NULL);
457 gst_element_set_state(ud->preview->play, GST_STATE_PLAYING);
458 ud->preview->pause = FALSE;
463 live_preview_pause(signal_user_data_t *ud)
467 img = GTK_IMAGE(GHB_WIDGET(ud->builder, "live_preview_play_image"));
468 gtk_image_set_from_stock(img, "gtk-media-play", GTK_ICON_SIZE_BUTTON);
469 gst_element_set_state(ud->preview->play, GST_STATE_PAUSED);
470 ud->preview->pause = TRUE;
475 live_preview_stop(signal_user_data_t *ud)
480 img = GTK_IMAGE(GHB_WIDGET(ud->builder, "live_preview_play_image"));
481 gtk_image_set_from_stock(img, "gtk-media-play", GTK_ICON_SIZE_BUTTON);
482 #if defined(_ENABLE_GST)
483 gst_element_set_state(ud->preview->play, GST_STATE_NULL);
485 ud->preview->pause = TRUE;
486 ud->preview->state = PREVIEW_STATE_IMAGE;
488 progress = GTK_RANGE(GHB_WIDGET(ud->builder, "live_preview_progress"));
489 gtk_range_set_value(progress, 0);
493 ghb_live_reset(signal_user_data_t *ud)
497 if (ud->preview->live_id >= 0)
499 ghb_stop_live_encode();
501 ud->preview->live_id = -1;
502 ud->preview->encode_frame = -1;
503 if (!ud->preview->pause)
504 live_preview_stop(ud);
505 if (ud->preview->current)
507 g_free(ud->preview->current);
508 ud->preview->current = NULL;
510 encoded = ud->preview->encoded[ud->preview->frame];
511 memset(ud->preview->encoded, 0, sizeof(gboolean) * 10);
513 ghb_set_preview_image(ud);
516 extern void hb_get_tempory_directory(hb_handle_t *h, char path[512]);
519 live_preview_start_cb(GtkWidget *xwidget, signal_user_data_t *ud)
523 gint frame = ud->preview->frame;
525 tmp_dir = ghb_get_tmp_dir();
526 name = g_strdup_printf("%s/live%02d", tmp_dir, ud->preview->frame);
527 if (ud->preview->current)
528 g_free(ud->preview->current);
529 ud->preview->current = name;
531 if (ud->preview->encoded[frame] &&
532 g_file_test(name, G_FILE_TEST_IS_REGULAR))
534 #if defined(_ENABLE_GST)
535 if (ud->preview->pause)
536 live_preview_start(ud);
538 live_preview_pause(ud);
545 ud->preview->encode_frame = frame;
546 js = ghb_value_dup(ud->settings);
547 ghb_settings_set_string(js, "destination", name);
548 ghb_settings_set_int(js, "start_frame", ud->preview->frame);
549 ud->preview->live_id = 0;
550 ghb_add_live_job(js, ud->preview->live_id);
551 ghb_start_live_encode();
557 ghb_live_encode_done(signal_user_data_t *ud, gboolean success)
562 ud->preview->live_id = -1;
563 prog = GHB_WIDGET(ud->builder, "live_encode_progress");
565 ud->preview->encode_frame == ud->preview->frame)
567 gtk_progress_bar_set_text(GTK_PROGRESS_BAR(prog), "Done");
568 gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(prog), 1);
569 ud->preview->encoded[ud->preview->encode_frame] = TRUE;
570 #if defined(_ENABLE_GST)
571 live_preview_start(ud);
573 widget = GHB_WIDGET(ud->builder, "live_progress_box");
574 gtk_widget_hide (widget);
575 widget = GHB_WIDGET(ud->builder, "live_preview_progress");
576 gtk_widget_show (widget);
580 gtk_progress_bar_set_text(GTK_PROGRESS_BAR(prog), "");
581 gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(prog), 0);
582 ud->preview->encoded[ud->preview->encode_frame] = FALSE;
586 #if defined(_ENABLE_GST)
587 G_MODULE_EXPORT gboolean
588 unlock_progress_cb(signal_user_data_t *ud)
590 ud->preview->progress_lock = FALSE;
591 // This function is initiated by g_idle_add. Must return false
592 // so that it is not called again
598 ghb_live_preview_progress(signal_user_data_t *ud)
600 #if defined(_ENABLE_GST)
601 GstFormat fmt = GST_FORMAT_TIME;
602 gint64 len = -1, pos = -1;
604 if (ud->preview->state != PREVIEW_STATE_LIVE || ud->preview->seek_lock)
607 ud->preview->progress_lock = TRUE;
608 if (gst_element_query_duration(ud->preview->play, &fmt, &len))
610 if (len != -1 && fmt == GST_FORMAT_TIME)
612 ud->preview->len = len / GST_MSECOND;
615 if (gst_element_query_position(ud->preview->play, &fmt, &pos))
617 if (pos != -1 && fmt == GST_FORMAT_TIME)
619 ud->preview->pos = pos / GST_MSECOND;
622 if (ud->preview->len > 0)
627 percent = (gdouble)ud->preview->pos * 100 / ud->preview->len;
628 progress = GTK_RANGE(GHB_WIDGET(ud->builder, "live_preview_progress"));
629 gtk_range_set_value(progress, percent);
631 g_idle_add((GSourceFunc)unlock_progress_cb, ud);
635 #if defined(_ENABLE_GST)
636 G_MODULE_EXPORT gboolean
637 unlock_seek_cb(signal_user_data_t *ud)
639 ud->preview->seek_lock = FALSE;
640 // This function is initiated by g_idle_add. Must return false
641 // so that it is not called again
647 live_preview_seek_cb(GtkWidget *widget, signal_user_data_t *ud)
649 #if defined(_ENABLE_GST)
653 if (ud->preview->progress_lock)
656 ud->preview->seek_lock = TRUE;
657 dval = gtk_range_get_value(GTK_RANGE(widget));
658 pos = ((ud->preview->len * dval) / 100) * GST_MSECOND;
659 gst_element_seek(ud->preview->play, 1.0,
660 GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH | GST_SEEK_FLAG_ACCURATE,
661 GST_SEEK_TYPE_SET, pos,
662 GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE);
663 g_idle_add((GSourceFunc)unlock_seek_cb, ud);
668 ghb_set_preview_image(signal_user_data_t *ud)
671 gint preview_width, preview_height, target_height, width, height;
673 g_debug("set_preview_button_image ()");
676 live_preview_stop(ud);
678 titleindex = ghb_settings_combo_int(ud->settings, "title");
679 if (titleindex < 0) return;
680 widget = GHB_WIDGET (ud->builder, "preview_frame");
681 ud->preview->frame = ghb_widget_int(widget) - 1;
682 if (ud->preview->encoded[ud->preview->frame])
684 widget = GHB_WIDGET(ud->builder, "live_progress_box");
685 gtk_widget_hide (widget);
686 widget = GHB_WIDGET(ud->builder, "live_preview_progress");
687 gtk_widget_show (widget);
691 widget = GHB_WIDGET(ud->builder, "live_preview_progress");
692 gtk_widget_hide (widget);
693 widget = GHB_WIDGET(ud->builder, "live_progress_box");
694 gtk_widget_show (widget);
695 widget = GHB_WIDGET(ud->builder, "live_encode_progress");
696 gtk_progress_bar_set_text(GTK_PROGRESS_BAR(widget), "");
697 gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(widget), 0);
699 if (ud->preview->pix != NULL)
700 g_object_unref(ud->preview->pix);
703 ghb_get_preview_image(titleindex, ud->preview->frame,
704 ud, &width, &height);
705 if (ud->preview->pix == NULL) return;
706 preview_width = gdk_pixbuf_get_width(ud->preview->pix);
707 preview_height = gdk_pixbuf_get_height(ud->preview->pix);
708 widget = GHB_WIDGET (ud->builder, "preview_image");
709 if (preview_width != ud->preview->width ||
710 preview_height != ud->preview->height)
712 gtk_widget_set_size_request(widget, preview_width, preview_height);
713 ud->preview->width = preview_width;
714 ud->preview->height = preview_height;
717 widget->window, NULL, ud->preview->pix, 0, 0, 0, 0,
718 -1, -1, GDK_RGB_DITHER_NONE, 0, 0);
720 gchar *text = g_strdup_printf("%d x %d", width, height);
721 widget = GHB_WIDGET (ud->builder, "preview_dims");
722 gtk_label_set_text(GTK_LABEL(widget), text);
725 g_debug("preview %d x %d", preview_width, preview_height);
726 target_height = MIN(ud->preview->button_height, 200);
727 height = target_height;
728 width = preview_width * height / preview_height;
732 height = preview_height * width / preview_width;
735 if ((height >= 16) && (width >= 16))
737 GdkPixbuf *scaled_preview;
738 scaled_preview = gdk_pixbuf_scale_simple (ud->preview->pix, width,
739 height, GDK_INTERP_NEAREST);
740 if (scaled_preview != NULL)
742 widget = GHB_WIDGET (ud->builder, "preview_button_image");
743 gtk_image_set_from_pixbuf(GTK_IMAGE(widget), scaled_preview);
744 g_object_unref (scaled_preview);
749 #if defined(_ENABLE_GST)
750 G_MODULE_EXPORT gboolean
751 delayed_expose_cb(signal_user_data_t *ud)
756 g_object_get(ud->preview->play, "video-sink", &vsink, NULL);
760 if (GST_IS_BIN(vsink))
761 xover = GST_X_OVERLAY(gst_bin_get_by_interface(
762 GST_BIN(vsink), GST_TYPE_X_OVERLAY));
764 xover = GST_X_OVERLAY(vsink);
765 gst_x_overlay_expose(xover);
766 // This function is initiated by g_idle_add. Must return false
767 // so that it is not called again
772 G_MODULE_EXPORT gboolean
775 GdkEventExpose *event,
776 signal_user_data_t *ud)
778 #if defined(_ENABLE_GST)
779 if (ud->preview->state == PREVIEW_STATE_LIVE)
781 if (GST_STATE(ud->preview->play) >= GST_STATE_PAUSED)
786 g_object_get(ud->preview->play, "video-sink", &vsink, NULL);
787 if (GST_IS_BIN(vsink))
788 xover = GST_X_OVERLAY(gst_bin_get_by_interface(
789 GST_BIN(vsink), GST_TYPE_X_OVERLAY));
791 xover = GST_X_OVERLAY(vsink);
792 gst_x_overlay_expose(xover);
793 // For some reason, the exposed region doesn't always get
794 // cleaned up here. But a delayed gst_x_overlay_expose()
796 g_idle_add((GSourceFunc)delayed_expose_cb, ud);
803 if (ud->preview->pix != NULL)
806 widget->window, NULL, ud->preview->pix, 0, 0, 0, 0,
807 -1, -1, GDK_RGB_DITHER_NONE, 0, 0);
813 preview_button_size_allocate_cb(GtkWidget *widget, GtkAllocation *allocation, signal_user_data_t *ud)
815 g_debug("allocate %d x %d", allocation->width, allocation->height);
816 if (ud->preview->button_width == allocation->width &&
817 ud->preview->button_height == allocation->height)
819 // Nothing to do. Bug out.
820 g_debug("nothing to do");
823 g_debug("prev allocate %d x %d", ud->preview->button_width,
824 ud->preview->button_height);
825 ud->preview->button_width = allocation->width;
826 ud->preview->button_height = allocation->height;
827 ghb_set_preview_image(ud);
831 set_visible(GtkWidget *widget, gboolean visible)
835 gtk_widget_show_now(widget);
839 gtk_widget_hide(widget);
844 ghb_preview_set_visible(signal_user_data_t *ud)
848 gboolean settings_active;
850 settings_active = ghb_settings_get_boolean(ud->settings, "show_picture");
851 widget = GHB_WIDGET (ud->builder, "preview_window");
852 titleindex = ghb_settings_combo_int(ud->settings, "title");
853 if (settings_active && titleindex >= 0)
856 x = ghb_settings_get_int(ud->settings, "preview_x");
857 y = ghb_settings_get_int(ud->settings, "preview_y");
858 if (x >= 0 && y >= 0)
859 gtk_window_move(GTK_WINDOW(widget), x, y);
861 ghb_settings_get_boolean(ud->settings, "show_preview"));
865 set_visible(widget, FALSE);
870 preview_button_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
872 g_debug("preview_button_clicked_cb()");
873 ghb_widget_to_setting (ud->settings, xwidget);
874 ghb_preview_set_visible(ud);
875 ghb_check_dependency(ud, xwidget, NULL);
876 const gchar *name = gtk_widget_get_name(xwidget);
877 ghb_pref_save(ud->settings, name);
881 picture_settings_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
884 gboolean active, hide_settings;
887 g_debug("picture_settings_clicked_cb()");
888 ghb_widget_to_setting (ud->settings, xwidget);
890 hide_settings = ghb_settings_get_boolean(ud->settings, "hide_settings");
892 active = ghb_settings_get_boolean(ud->settings, "show_picture");
893 widget = GHB_WIDGET (ud->builder, "settings_window");
894 x = ghb_settings_get_int(ud->settings, "settings_x");
895 y = ghb_settings_get_int(ud->settings, "settings_y");
896 if (x >= 0 && y >= 0)
897 gtk_window_move(GTK_WINDOW(widget), x, y);
898 set_visible(widget, active && !hide_settings);
899 ghb_preview_set_visible(ud);
903 picture_settings_alt_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
908 g_debug("picture_settings_alt_clicked_cb()");
909 toggle = GHB_WIDGET (ud->builder, "show_picture");
910 active = gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(toggle));
911 gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(toggle), !active);
915 go_full(signal_user_data_t *ud)
918 window = GTK_WINDOW(GHB_WIDGET (ud->builder, "preview_window"));
919 gtk_window_fullscreen(window);
920 ghb_set_preview_image(ud);
925 fullscreen_clicked_cb(GtkWidget *toggle, signal_user_data_t *ud)
930 g_debug("fullscreen_clicked_cb()");
931 ghb_widget_to_setting (ud->settings, toggle);
932 ghb_check_dependency(ud, toggle, NULL);
933 const gchar *name = gtk_widget_get_name(toggle);
934 ghb_pref_save(ud->settings, name);
936 window = GTK_WINDOW(GHB_WIDGET (ud->builder, "preview_window"));
937 active = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toggle));
940 gtk_window_set_resizable(window, TRUE);
941 gtk_button_set_label(GTK_BUTTON(toggle), "Windowed");
942 // Changing resizable property doesn't take effect immediately
943 // need to delay fullscreen till after this callback returns
945 g_idle_add((GSourceFunc)go_full, ud);
949 gtk_window_unfullscreen(window);
950 gtk_window_set_resizable(window, FALSE);
951 gtk_button_set_label(GTK_BUTTON(toggle), "Fullscreen");
952 ghb_set_preview_image(ud);
957 picture_settings_alt2_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
963 g_debug("picture_settings_alt2_clicked_cb()");
964 ghb_widget_to_setting (ud->settings, xwidget);
965 active = ghb_settings_get_boolean(ud->settings, "hide_settings");
967 toggle = GHB_WIDGET (ud->builder, "hide_settings");
968 window = GHB_WIDGET(ud->builder, "settings_window");
971 gtk_button_set_label(GTK_BUTTON(toggle), "Hide Settings");
972 gtk_widget_set_tooltip_text(toggle,
973 "Hide the picture settings window while "
974 "leaving the preview visible.");
975 gtk_widget_show(window);
979 gtk_button_set_label(GTK_BUTTON(toggle), "Show Settings");
980 gtk_widget_set_tooltip_text(toggle, "Show picture settings.");
981 gtk_widget_hide(window);
986 preview_frame_value_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
988 if (ud->preview->live_id >= 0)
990 ghb_stop_live_encode();
991 ud->preview->live_id = -1;
992 ud->preview->encode_frame = -1;
994 ghb_set_preview_image(ud);
997 G_MODULE_EXPORT gboolean
998 preview_window_delete_cb(
1001 signal_user_data_t *ud)
1003 live_preview_stop(ud);
1004 widget = GHB_WIDGET (ud->builder, "show_picture");
1005 gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(widget), FALSE);
1009 G_MODULE_EXPORT gboolean
1010 settings_window_delete_cb(
1013 signal_user_data_t *ud)
1015 live_preview_stop(ud);
1016 widget = GHB_WIDGET (ud->builder, "show_picture");
1017 gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(widget), FALSE);
1022 G_MODULE_EXPORT void
1023 preview_duration_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1025 g_debug("preview_duration_changed_cb ()");
1027 ghb_widget_to_setting (ud->settings, widget);
1028 ghb_check_dependency(ud, widget, NULL);
1029 const gchar *name = gtk_widget_get_name(widget);
1030 ghb_pref_save(ud->settings, name);
1033 static guint hud_timeout_id = 0;
1036 hud_timeout(signal_user_data_t *ud)
1040 g_debug("hud_timeout()");
1041 widget = GHB_WIDGET(ud->builder, "preview_hud");
1042 gtk_widget_hide(widget);
1047 G_MODULE_EXPORT gboolean
1050 GdkEventCrossing *event,
1051 signal_user_data_t *ud)
1053 g_debug("hud_enter_cb()");
1054 if (hud_timeout_id != 0)
1059 mc = g_main_context_default();
1060 source = g_main_context_find_source_by_id(mc, hud_timeout_id);
1062 g_source_destroy(source);
1064 widget = GHB_WIDGET(ud->builder, "preview_hud");
1065 gtk_widget_show(widget);
1070 G_MODULE_EXPORT gboolean
1073 GdkEventCrossing *event,
1074 signal_user_data_t *ud)
1076 g_debug("hud_leave_cb()");
1077 if (hud_timeout_id != 0)
1082 mc = g_main_context_default();
1083 source = g_main_context_find_source_by_id(mc, hud_timeout_id);
1085 g_source_destroy(source);
1087 hud_timeout_id = g_timeout_add(300, (GSourceFunc)hud_timeout, ud);
1091 G_MODULE_EXPORT gboolean
1094 GdkEventMotion *event,
1095 signal_user_data_t *ud)
1097 //g_debug("hud_motion_cb %d", hud_timeout_id);
1098 if (hud_timeout_id != 0)
1103 mc = g_main_context_default();
1104 source = g_main_context_find_source_by_id(mc, hud_timeout_id);
1106 g_source_destroy(source);
1108 widget = GHB_WIDGET(ud->builder, "preview_hud");
1109 if (!GTK_WIDGET_VISIBLE(widget))
1111 gtk_widget_show(widget);
1113 hud_timeout_id = g_timeout_add_seconds(4, (GSourceFunc)hud_timeout, ud);
1118 ghb_curved_rect_mask(gint width, gint height, gint radius)
1124 if (!width || !height)
1127 shape = (GdkDrawable *)gdk_pixmap_new (NULL, width, height, 1);
1129 cr = gdk_cairo_create (shape);
1133 if (radius > width / 2)
1135 if (radius > height / 2)
1136 radius = height / 2;
1138 // fill shape with black
1140 cairo_rectangle (cr, 0, 0, width, height);
1141 cairo_set_operator (cr, CAIRO_OPERATOR_CLEAR);
1145 cairo_move_to (cr, 0, radius);
1146 cairo_curve_to (cr, 0 , 0, 0 , 0, radius, 0);
1147 cairo_line_to (cr, w - radius, 0);
1148 cairo_curve_to (cr, w, 0, w, 0, w, radius);
1149 cairo_line_to (cr, w , h - radius);
1150 cairo_curve_to (cr, w, h, w, h, w - radius, h);
1151 cairo_line_to (cr, 0 + radius, h);
1152 cairo_curve_to (cr, 0, h, 0, h, 0, h - radius);
1154 cairo_close_path(cr);
1156 cairo_set_source_rgb(cr, 1, 1, 1);
1164 G_MODULE_EXPORT void
1165 preview_hud_size_alloc_cb(
1167 GtkAllocation *allocation,
1168 signal_user_data_t *ud)
1172 //g_message("preview_hud_size_alloc_cb()");
1173 if (GTK_WIDGET_VISIBLE(widget) && allocation->height > 50)
1175 shape = ghb_curved_rect_mask(allocation->width,
1176 allocation->height, allocation->height/4);
1179 gtk_widget_shape_combine_mask(widget, shape, 0, 0);
1180 gdk_pixmap_unref(shape);
1185 G_MODULE_EXPORT gboolean
1186 preview_configure_cb(
1188 GdkEventConfigure *event,
1189 signal_user_data_t *ud)
1193 //g_message("preview_configure_cb()");
1194 if (GTK_WIDGET_VISIBLE(widget))
1196 gtk_window_get_position(GTK_WINDOW(widget), &x, &y);
1197 ghb_settings_set_int(ud->settings, "preview_x", x);
1198 ghb_settings_set_int(ud->settings, "preview_y", y);
1199 ghb_pref_set(ud->settings, "preview_x");
1200 ghb_pref_set(ud->settings, "preview_y");
1206 G_MODULE_EXPORT gboolean
1207 settings_configure_cb(
1209 GdkEventConfigure *event,
1210 signal_user_data_t *ud)
1214 //g_message("settings_configure_cb()");
1215 if (GTK_WIDGET_VISIBLE(widget))
1217 gtk_window_get_position(GTK_WINDOW(widget), &x, &y);
1218 ghb_settings_set_int(ud->settings, "settings_x", x);
1219 ghb_settings_set_int(ud->settings, "settings_y", y);
1220 ghb_pref_set(ud->settings, "settings_x");
1221 ghb_pref_set(ud->settings, "settings_y");