gst-play: pick up minus and plus also from navigation events

Makes it easier to test playback rate changes with the video
window being in focus.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/928>
This commit is contained in:
Tim-Philipp Müller 2021-09-26 18:05:31 +01:00 committed by GStreamer Marge Bot
parent e24e366952
commit 078f7874fd

View file

@ -103,6 +103,9 @@ typedef struct
GstPlayTrickMode trick_mode;
gdouble rate;
gdouble start_position;
/* keyboard state tracking */
gboolean shift_pressed;
} GstPlay;
static gboolean quiet = FALSE;
@ -498,16 +501,38 @@ play_bus_msg (GstBus * bus, GstMessage * msg, gpointer user_data)
key = GST_PLAY_KB_ARROW_UP;
else if (strcmp (key, "Down") == 0)
key = GST_PLAY_KB_ARROW_DOWN;
else if (strcmp (key, "space") == 0 ||
strcmp (key, "Space") == 0)
key = " ";
else if (strlen (key) > 1)
else if (strncmp (key, "Shift", 5) == 0) {
play->shift_pressed = TRUE;
break;
} else if (strcmp (key, "space") == 0 ||
strcmp (key, "Space") == 0) {
key = " ";
} else if (strcmp (key, "minus") == 0) {
key = "-";
} else if (strcmp (key, "plus") == 0
/* TODO: That's not universally correct at all, but still handy */
|| (strcmp (key, "equal") == 0 && play->shift_pressed)) {
key = "+";
} else if (strlen (key) > 1) {
break;
}
keyboard_cb (key, user_data);
}
break;
}
case GST_NAVIGATION_EVENT_KEY_RELEASE:
{
const gchar *key;
if (gst_navigation_event_parse_key_event (ev, &key)) {
GST_INFO ("Key release: %s", key);
if (strncmp (key, "Shift", 5) == 0) {
play->shift_pressed = FALSE;
}
}
break;
}
case GST_NAVIGATION_EVENT_MOUSE_BUTTON_PRESS:
{
gint button;
@ -1325,6 +1350,7 @@ play_cycle_track_selection (GstPlay * play, GstPlayTrackType track_type)
static void
print_keyboard_help (void)
{
/* *INDENT-OFF* */
static struct
{
const gchar *key_desc;
@ -1349,6 +1375,7 @@ print_keyboard_help (void)
"s", N_("change subtitle track")}, {
"0", N_("seek to beginning")}, {
"k", N_("show keyboard shortcuts")},};
/* *INDENT-ON* */
guint i, chars_to_pad, desc_len, max_desc_len = 0;
gst_print ("\n\n%s\n\n", _("Interactive mode - keyboard controls:"));