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-rw-r--r--gtk/src/preview.c124
1 files changed, 85 insertions, 39 deletions
diff --git a/gtk/src/preview.c b/gtk/src/preview.c
index 20de012c0..5bc416f70 100644
--- a/gtk/src/preview.c
+++ b/gtk/src/preview.c
@@ -60,6 +60,54 @@ gboolean preview_expose_cb(GtkWidget *widget, GdkEventExpose *event,
signal_user_data_t *ud);
void
+ghb_screen_par(signal_user_data_t *ud, gint *par_n, gint *par_d)
+{
+ GValue disp_par = {0,};
+ GstElement *xover;
+ GObjectClass *klass;
+ GParamSpec *pspec;
+
+ g_value_init(&disp_par, GST_TYPE_FRACTION);
+ gst_value_set_fraction(&disp_par, 1, 1);
+ g_object_get(ud->preview->play, "video-sink", &xover, NULL);
+ klass = G_OBJECT_GET_CLASS(xover);
+ pspec = g_object_class_find_property(klass, "pixel-aspect_ratio");
+ if (pspec)
+ {
+ GValue par_prop = {0,};
+
+ g_value_init(&par_prop, pspec->value_type);
+ g_object_get_property(G_OBJECT(xover), "pixel-aspect-ratio",
+ &par_prop);
+ if (!g_value_transform(&par_prop, &disp_par))
+ {
+ g_warning("transform failed");
+ gst_value_set_fraction(&disp_par, 1, 1);
+ }
+ g_value_unset(&par_prop);
+ }
+ *par_n = gst_value_get_fraction_numerator(&disp_par);
+ *par_d = gst_value_get_fraction_denominator(&disp_par);
+ g_value_unset(&disp_par);
+}
+
+void
+ghb_par_scale(signal_user_data_t *ud, gint *width, gint *height, gint par_n, gint par_d)
+{
+ gint disp_par_n, disp_par_d;
+ gint64 num, den;
+
+ ghb_screen_par(ud, &disp_par_n, &disp_par_d);
+ num = par_n * disp_par_d;
+ den = par_d * disp_par_n;
+
+ if (num > den)
+ *width = *width * num / den;
+ else
+ *height = *height * den / num;
+}
+
+void
ghb_preview_init(signal_user_data_t *ud)
{
GstBus *bus;
@@ -166,7 +214,7 @@ get_stream_info_objects_for_type (GstElement *play, const gchar *typestr)
}
static void
-caps_set(GstCaps *caps, preview_t *preview)
+caps_set(GstCaps *caps, signal_user_data_t *ud)
{
GstStructure *ss;
@@ -175,12 +223,8 @@ caps_set(GstCaps *caps, preview_t *preview)
{
gint fps_n, fps_d, width, height;
guint num, den, par_n, par_d;
- guint disp_par_n, disp_par_d;
+ gint disp_par_n, disp_par_d;
const GValue *par;
- GValue disp_par = {0,};
- GstElement *xover;
- GObjectClass *klass;
- GParamSpec *pspec;
gst_structure_get_fraction(ss, "framerate", &fps_n, &fps_d);
gst_structure_get_int(ss, "width", &width);
@@ -189,28 +233,7 @@ caps_set(GstCaps *caps, preview_t *preview)
par_n = gst_value_get_fraction_numerator(par);
par_d = gst_value_get_fraction_denominator(par);
- g_value_init(&disp_par, GST_TYPE_FRACTION);
- gst_value_set_fraction(&disp_par, 1, 1);
- g_object_get(preview->play, "video-sink", &xover, NULL);
- klass = G_OBJECT_GET_CLASS(xover);
- pspec = g_object_class_find_property(klass, "pixel-aspect_ratio");
- if (pspec)
- {
- GValue par_prop = {0,};
-
- g_value_init(&par_prop, pspec->value_type);
- g_object_get_property(G_OBJECT(xover), "pixel-aspect-ratio",
- &par_prop);
- if (!g_value_transform(&par_prop, &disp_par))
- {
- g_warning("transform failed");
- gst_value_set_fraction(&disp_par, 1, 1);
- }
- g_value_unset(&par_prop);
- }
- disp_par_n = gst_value_get_fraction_numerator(&disp_par);
- disp_par_d = gst_value_get_fraction_denominator(&disp_par);
- g_value_unset(&disp_par);
+ ghb_screen_par(ud, &disp_par_n, &disp_par_d);
gst_video_calculate_display_ratio(
&num, &den, width, height, par_n, par_d, disp_par_n, disp_par_d);
@@ -218,23 +241,44 @@ caps_set(GstCaps *caps, preview_t *preview)
width = gst_util_uint64_scale_int(height, num, den);
else
height = gst_util_uint64_scale_int(width, den, num);
+
+ if (ghb_settings_get_boolean(ud->settings, "reduce_hd_preview"))
+ {
+ GdkScreen *ss;
+ gint s_w, s_h;
+
+ ss = gdk_screen_get_default();
+ s_w = gdk_screen_get_width(ss);
+ s_h = gdk_screen_get_height(ss);
+
+ if (width > s_w * 80 / 100)
+ {
+ width = s_w * 80 / 100;
+ height = gst_util_uint64_scale_int(width, den, num);
+ }
+ if (height > s_h * 80 / 100)
+ {
+ height = s_h * 80 / 100;
+ width = gst_util_uint64_scale_int(height, num, den);
+ }
+ }
- if (width != preview->width || height != preview->height)
+ if (width != ud->preview->width || height != ud->preview->height)
{
- gtk_widget_set_size_request(preview->view, width, height);
- preview->width = width;
- preview->height = height;
+ gtk_widget_set_size_request(ud->preview->view, width, height);
+ ud->preview->width = width;
+ ud->preview->height = height;
}
}
}
static void
-update_stream_info(preview_t *preview)
+update_stream_info(signal_user_data_t *ud)
{
GList *vstreams, *ll;
GstPad *vpad = NULL;
- vstreams = get_stream_info_objects_for_type(preview->play, "video");
+ vstreams = get_stream_info_objects_for_type(ud->preview->play, "video");
if (vstreams)
{
for (ll = vstreams; vpad == NULL && ll != NULL; ll = ll->next)
@@ -249,7 +293,7 @@ update_stream_info(preview_t *preview)
caps = gst_pad_get_negotiated_caps(vpad);
if (caps)
{
- caps_set(caps, preview);
+ caps_set(caps, ud);
gst_caps_unref(caps);
}
//g_signal_connect(vpad, "notify::caps", G_CALLBACK(caps_set_cb), preview);
@@ -300,7 +344,7 @@ live_preview_cb(GstBus *bus, GstMessage *msg, gpointer data)
gst_element_get_state(ud->preview->play, &state, &pending, 0);
if (state == GST_STATE_PAUSED || state == GST_STATE_PLAYING)
{
- update_stream_info(ud->preview);
+ update_stream_info(ud);
}
} break;
@@ -568,8 +612,10 @@ ghb_set_preview_image(signal_user_data_t *ud)
}
if (ud->preview->pix != NULL)
g_object_unref(ud->preview->pix);
- ud->preview->pix = ghb_get_preview_image(titleindex, ud->preview->frame,
- ud->settings, TRUE);
+
+ ud->preview->pix =
+ ghb_get_preview_image(titleindex, ud->preview->frame,
+ ud, TRUE, &width, &height);
if (ud->preview->pix == NULL) return;
preview_width = gdk_pixbuf_get_width(ud->preview->pix);
preview_height = gdk_pixbuf_get_height(ud->preview->pix);
@@ -585,7 +631,7 @@ ghb_set_preview_image(signal_user_data_t *ud)
widget->window, NULL, ud->preview->pix, 0, 0, 0, 0,
-1, -1, GDK_RGB_DITHER_NONE, 0, 0);
- gchar *text = g_strdup_printf("%d x %d", preview_width, preview_height);
+ gchar *text = g_strdup_printf("%d x %d", width, height);
widget = GHB_WIDGET (ud->builder, "preview_dims");
gtk_label_set_text(GTK_LABEL(widget), text);
g_free(text);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-27 21:36:52 +0000