mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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b358897a3b
`parse_state` sounds a bit weird and `parse_modifier_state` is clearer. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2087>
568 lines
24 KiB
C
568 lines
24 KiB
C
/* GStreamer Navigation
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* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
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* Copyright (C) 2003 David A. Schleef <ds@schleef.org>
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*
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* navigation.h: navigation interface design
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_NAVIGATION_H__
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#define __GST_NAVIGATION_H__
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#include <gst/gst.h>
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#include <gst/video/video-prelude.h>
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G_BEGIN_DECLS
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#define GST_TYPE_NAVIGATION \
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(gst_navigation_get_type ())
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#define GST_NAVIGATION(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_NAVIGATION, GstNavigation))
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#define GST_IS_NAVIGATION(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_NAVIGATION))
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#define GST_NAVIGATION_GET_INTERFACE(obj) \
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(G_TYPE_INSTANCE_GET_INTERFACE ((obj), GST_TYPE_NAVIGATION, GstNavigationInterface))
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typedef struct _GstNavigation GstNavigation;
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typedef struct _GstNavigationInterface GstNavigationInterface;
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/**
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* GstNavigationModifierType:
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* @GST_NAVIGATION_MODIFIER_SHIFT_MASK: the Shift key.
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* @GST_NAVIGATION_MODIFIER_CONTROL_MASK: the Control key.
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* @GST_NAVIGATION_MODIFIER_ALT_MASK: the fourth modifier key
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* @GST_NAVIGATION_MODIFIER_BUTTON1_MASK: the first mouse button (usually the left button).
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* @GST_NAVIGATION_MODIFIER_BUTTON2_MASK: the second mouse button (usually the right button).
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* @GST_NAVIGATION_MODIFIER_BUTTON3_MASK: the third mouse button (usually the mouse wheel button or middle button).
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* @GST_NAVIGATION_MODIFIER_BUTTON4_MASK: the fourth mouse button (typically the "Back" button).
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* @GST_NAVIGATION_MODIFIER_BUTTON5_MASK: the fifth mouse button (typically the "forward" button).
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* @GST_NAVIGATION_MODIFIER_SUPER_MASK: the Super modifier
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* @GST_NAVIGATION_MODIFIER_HYPER_MASK: the Hyper modifier
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* @GST_NAVIGATION_MODIFIER_META_MASK: the Meta modifier
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* @GST_NAVIGATION_MODIFIER_MASK: A mask covering all entries in #GdkModifierType.
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*
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* Flags to indicate the state of modifier keys and mouse buttons
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* in events.
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*
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* Typical modifier keys are Shift, Control, Meta, Super, Hyper, Alt, Compose,
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* Apple, CapsLock or ShiftLock.
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*
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* Since: 1.22
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*/
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typedef enum
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{
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GST_NAVIGATION_MODIFIER_NONE = 0,
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GST_NAVIGATION_MODIFIER_SHIFT_MASK = 1 << 0,
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GST_NAVIGATION_MODIFIER_LOCK_MASK = 1 << 1,
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GST_NAVIGATION_MODIFIER_CONTROL_MASK = 1 << 2,
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GST_NAVIGATION_MODIFIER_ALT_MASK = 1 << 3,
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GST_NAVIGATION_MODIFIER_BUTTON1_MASK = 1 << 8,
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GST_NAVIGATION_MODIFIER_BUTTON2_MASK = 1 << 9,
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GST_NAVIGATION_MODIFIER_BUTTON3_MASK = 1 << 10,
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GST_NAVIGATION_MODIFIER_BUTTON4_MASK = 1 << 11,
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GST_NAVIGATION_MODIFIER_BUTTON5_MASK = 1 << 12,
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GST_NAVIGATION_MODIFIER_SUPER_MASK = 1 << 26,
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GST_NAVIGATION_MODIFIER_HYPER_MASK = 1 << 27,
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GST_NAVIGATION_MODIFIER_META_MASK = 1 << 28,
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GST_NAVIGATION_MODIFIER_MASK = (
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GST_NAVIGATION_MODIFIER_NONE |
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GST_NAVIGATION_MODIFIER_SHIFT_MASK |
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GST_NAVIGATION_MODIFIER_LOCK_MASK |
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GST_NAVIGATION_MODIFIER_CONTROL_MASK |
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GST_NAVIGATION_MODIFIER_ALT_MASK |
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GST_NAVIGATION_MODIFIER_BUTTON1_MASK |
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GST_NAVIGATION_MODIFIER_BUTTON2_MASK |
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GST_NAVIGATION_MODIFIER_BUTTON3_MASK |
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GST_NAVIGATION_MODIFIER_BUTTON4_MASK |
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GST_NAVIGATION_MODIFIER_BUTTON5_MASK |
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GST_NAVIGATION_MODIFIER_SUPER_MASK |
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GST_NAVIGATION_MODIFIER_HYPER_MASK |
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GST_NAVIGATION_MODIFIER_META_MASK
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)
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} GstNavigationModifierType;
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/**
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* GstNavigationInterface:
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* @iface: the parent interface
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* @send_event: sending a navigation event
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* @send_event_simple: sending a navigation event (Since: 1.22)
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*
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* Navigation interface.
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*/
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struct _GstNavigationInterface {
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GTypeInterface iface;
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/* virtual functions */
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/**
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* GstNavigationInterface::send_event:
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*
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* sending a navigation event.
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*
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* Deprecated: 1.22: Use #GstNavigationInterface.send_event_simple() instead.
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*/
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void (*send_event) (GstNavigation *navigation, GstStructure *structure);
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/**
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* GstNavigationInterface::send_event_simple:
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* @navigation: The navigation interface instance
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* @event: (transfer full): The event to send
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*
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* sending a navigation event.
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*
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* Since: 1.22
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*/
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void (*send_event_simple) (GstNavigation *navigation, GstEvent *event);
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};
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GST_VIDEO_API
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GType gst_navigation_get_type (void);
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/* Navigation commands */
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/**
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* GstNavigationCommand:
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* @GST_NAVIGATION_COMMAND_INVALID: An invalid command entry
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* @GST_NAVIGATION_COMMAND_MENU1: Execute navigation menu command 1. For DVD,
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* this enters the DVD root menu, or exits back to the title from the menu.
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* @GST_NAVIGATION_COMMAND_MENU2: Execute navigation menu command 2. For DVD,
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* this jumps to the DVD title menu.
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* @GST_NAVIGATION_COMMAND_MENU3: Execute navigation menu command 3. For DVD,
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* this jumps into the DVD root menu.
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* @GST_NAVIGATION_COMMAND_MENU4: Execute navigation menu command 4. For DVD,
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* this jumps to the Subpicture menu.
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* @GST_NAVIGATION_COMMAND_MENU5: Execute navigation menu command 5. For DVD,
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* the jumps to the audio menu.
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* @GST_NAVIGATION_COMMAND_MENU6: Execute navigation menu command 6. For DVD,
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* this jumps to the angles menu.
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* @GST_NAVIGATION_COMMAND_MENU7: Execute navigation menu command 7. For DVD,
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* this jumps to the chapter menu.
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* @GST_NAVIGATION_COMMAND_LEFT: Select the next button to the left in a menu,
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* if such a button exists.
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* @GST_NAVIGATION_COMMAND_RIGHT: Select the next button to the right in a menu,
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* if such a button exists.
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* @GST_NAVIGATION_COMMAND_UP: Select the button above the current one in a
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* menu, if such a button exists.
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* @GST_NAVIGATION_COMMAND_DOWN: Select the button below the current one in a
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* menu, if such a button exists.
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* @GST_NAVIGATION_COMMAND_ACTIVATE: Activate (click) the currently selected
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* button in a menu, if such a button exists.
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* @GST_NAVIGATION_COMMAND_PREV_ANGLE: Switch to the previous angle in a
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* multiangle feature.
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* @GST_NAVIGATION_COMMAND_NEXT_ANGLE: Switch to the next angle in a multiangle
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* feature.
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*
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* A set of commands that may be issued to an element providing the
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* #GstNavigation interface. The available commands can be queried via
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* the gst_navigation_query_new_commands() query.
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*
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* For convenience in handling DVD navigation, the MENU commands are aliased as:
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* GST_NAVIGATION_COMMAND_DVD_MENU = @GST_NAVIGATION_COMMAND_MENU1
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* GST_NAVIGATION_COMMAND_DVD_TITLE_MENU = @GST_NAVIGATION_COMMAND_MENU2
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* GST_NAVIGATION_COMMAND_DVD_ROOT_MENU = @GST_NAVIGATION_COMMAND_MENU3
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* GST_NAVIGATION_COMMAND_DVD_SUBPICTURE_MENU = @GST_NAVIGATION_COMMAND_MENU4
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* GST_NAVIGATION_COMMAND_DVD_AUDIO_MENU = @GST_NAVIGATION_COMMAND_MENU5
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* GST_NAVIGATION_COMMAND_DVD_ANGLE_MENU = @GST_NAVIGATION_COMMAND_MENU6
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* GST_NAVIGATION_COMMAND_DVD_CHAPTER_MENU = @GST_NAVIGATION_COMMAND_MENU7
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*/
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typedef enum {
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GST_NAVIGATION_COMMAND_INVALID = 0,
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GST_NAVIGATION_COMMAND_MENU1 = 1,
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GST_NAVIGATION_COMMAND_MENU2 = 2,
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GST_NAVIGATION_COMMAND_MENU3 = 3,
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GST_NAVIGATION_COMMAND_MENU4 = 4,
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GST_NAVIGATION_COMMAND_MENU5 = 5,
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GST_NAVIGATION_COMMAND_MENU6 = 6,
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GST_NAVIGATION_COMMAND_MENU7 = 7,
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GST_NAVIGATION_COMMAND_LEFT = 20,
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GST_NAVIGATION_COMMAND_RIGHT = 21,
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GST_NAVIGATION_COMMAND_UP = 22,
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GST_NAVIGATION_COMMAND_DOWN = 23,
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GST_NAVIGATION_COMMAND_ACTIVATE = 24,
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GST_NAVIGATION_COMMAND_PREV_ANGLE = 30,
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GST_NAVIGATION_COMMAND_NEXT_ANGLE = 31
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} GstNavigationCommand;
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/* Some aliases for the menu command types */
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#define GST_NAVIGATION_COMMAND_DVD_MENU GST_NAVIGATION_COMMAND_MENU1
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#define GST_NAVIGATION_COMMAND_DVD_TITLE_MENU GST_NAVIGATION_COMMAND_MENU2
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#define GST_NAVIGATION_COMMAND_DVD_ROOT_MENU GST_NAVIGATION_COMMAND_MENU3
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#define GST_NAVIGATION_COMMAND_DVD_SUBPICTURE_MENU GST_NAVIGATION_COMMAND_MENU4
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#define GST_NAVIGATION_COMMAND_DVD_AUDIO_MENU GST_NAVIGATION_COMMAND_MENU5
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#define GST_NAVIGATION_COMMAND_DVD_ANGLE_MENU GST_NAVIGATION_COMMAND_MENU6
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#define GST_NAVIGATION_COMMAND_DVD_CHAPTER_MENU GST_NAVIGATION_COMMAND_MENU7
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/* Queries */
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/**
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* GstNavigationQueryType:
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* @GST_NAVIGATION_QUERY_INVALID: invalid query
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* @GST_NAVIGATION_QUERY_COMMANDS: command query
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* @GST_NAVIGATION_QUERY_ANGLES: viewing angle query
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*
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* Types of navigation interface queries.
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*/
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typedef enum
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{
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GST_NAVIGATION_QUERY_INVALID = 0,
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GST_NAVIGATION_QUERY_COMMANDS = 1,
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GST_NAVIGATION_QUERY_ANGLES = 2
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} GstNavigationQueryType;
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GST_VIDEO_API
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GstNavigationQueryType gst_navigation_query_get_type (GstQuery *query);
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GST_VIDEO_API
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GstQuery * gst_navigation_query_new_commands (void);
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GST_VIDEO_API
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void gst_navigation_query_set_commands (GstQuery *query, gint n_cmds, ...);
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GST_VIDEO_API
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void gst_navigation_query_set_commandsv (GstQuery *query, gint n_cmds,
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GstNavigationCommand *cmds);
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GST_VIDEO_API
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gboolean gst_navigation_query_parse_commands_length (GstQuery *query,
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guint *n_cmds);
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GST_VIDEO_API
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gboolean gst_navigation_query_parse_commands_nth (GstQuery *query, guint nth,
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GstNavigationCommand *cmd);
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GST_VIDEO_API
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GstQuery * gst_navigation_query_new_angles (void);
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GST_VIDEO_API
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void gst_navigation_query_set_angles (GstQuery *query, guint cur_angle,
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guint n_angles);
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GST_VIDEO_API
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gboolean gst_navigation_query_parse_angles (GstQuery *query, guint *cur_angle,
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guint *n_angles);
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/* Element messages */
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/**
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* GstNavigationMessageType:
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* @GST_NAVIGATION_MESSAGE_INVALID: Returned from
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* gst_navigation_message_get_type() when the passed message is not a
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* navigation message.
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* @GST_NAVIGATION_MESSAGE_MOUSE_OVER: Sent when the mouse moves over or leaves a
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* clickable region of the output, such as a DVD menu button.
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* @GST_NAVIGATION_MESSAGE_COMMANDS_CHANGED: Sent when the set of available commands
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* changes and should re-queried by interested applications.
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* @GST_NAVIGATION_MESSAGE_ANGLES_CHANGED: Sent when display angles in a multi-angle
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* feature (such as a multiangle DVD) change - either angles have appeared or
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* disappeared.
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* @GST_NAVIGATION_MESSAGE_EVENT: Sent when a navigation event was not handled
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* by any element in the pipeline (Since: 1.6)
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*
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* A set of notifications that may be received on the bus when navigation
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* related status changes.
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*/
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typedef enum {
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GST_NAVIGATION_MESSAGE_INVALID,
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GST_NAVIGATION_MESSAGE_MOUSE_OVER,
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GST_NAVIGATION_MESSAGE_COMMANDS_CHANGED,
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GST_NAVIGATION_MESSAGE_ANGLES_CHANGED,
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GST_NAVIGATION_MESSAGE_EVENT
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} GstNavigationMessageType;
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GST_VIDEO_API
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GstNavigationMessageType gst_navigation_message_get_type (GstMessage *message);
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GST_VIDEO_API
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GstMessage * gst_navigation_message_new_mouse_over (GstObject *src,
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gboolean active);
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GST_VIDEO_API
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gboolean gst_navigation_message_parse_mouse_over (GstMessage *message,
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gboolean *active);
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GST_VIDEO_API
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GstMessage * gst_navigation_message_new_commands_changed (GstObject *src);
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GST_VIDEO_API
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GstMessage * gst_navigation_message_new_angles_changed (GstObject *src,
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guint cur_angle,
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guint n_angles);
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GST_VIDEO_API
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gboolean gst_navigation_message_parse_angles_changed (GstMessage *message,
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guint *cur_angle,
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guint *n_angles);
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GST_VIDEO_API
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GstMessage * gst_navigation_message_new_event (GstObject *src,
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GstEvent *event);
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GST_VIDEO_API
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gboolean gst_navigation_message_parse_event (GstMessage *message,
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GstEvent ** event);
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/* event parsing functions */
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/**
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* GstNavigationEventType:
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* @GST_NAVIGATION_EVENT_INVALID: Returned from
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* gst_navigation_event_get_type() when the passed event is not a navigation event.
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* @GST_NAVIGATION_EVENT_KEY_PRESS: A key press event. Use
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* gst_navigation_event_parse_key_event() to extract the details from the event.
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* @GST_NAVIGATION_EVENT_KEY_RELEASE: A key release event. Use
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* gst_navigation_event_parse_key_event() to extract the details from the event.
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* @GST_NAVIGATION_EVENT_MOUSE_BUTTON_PRESS: A mouse button press event. Use
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* gst_navigation_event_parse_mouse_button_event() to extract the details from the
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* event.
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* @GST_NAVIGATION_EVENT_MOUSE_BUTTON_RELEASE: A mouse button release event. Use
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* gst_navigation_event_parse_mouse_button_event() to extract the details from the
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* event.
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* @GST_NAVIGATION_EVENT_MOUSE_MOVE: A mouse movement event. Use
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* gst_navigation_event_parse_mouse_move_event() to extract the details from the
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* event.
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* @GST_NAVIGATION_EVENT_COMMAND: A navigation command event. Use
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* gst_navigation_event_parse_command() to extract the details from the event.
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* @GST_NAVIGATION_EVENT_MOUSE_SCROLL: A mouse scroll event. Use
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* gst_navigation_event_parse_mouse_scroll_event() to extract the details from
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* the event. (Since: 1.18)
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* @GST_NAVIGATION_EVENT_TOUCH_DOWN: An event describing a new touch point,
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* which will be assigned an identifier that is unique to it for the duration
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* of its movement on the screen. Use gst_navigation_event_parse_touch_event()
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* to extract the details from the event. (Since: 1.22)
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* @GST_NAVIGATION_EVENT_TOUCH_MOTION: An event describing the movement of an
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* active touch point across the screen. Use
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* gst_navigation_event_parse_touch_event() to extract the details from the
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* event. (Since: 1.22)
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* @GST_NAVIGATION_EVENT_TOUCH_UP: An event describing a removed touch point.
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* After this event, its identifier may be reused for any new touch points. Use
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* gst_navigation_event_parse_touch_up_event() to extract the details from the
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* event. (Since: 1.22)
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* @GST_NAVIGATION_EVENT_TOUCH_FRAME: An event signaling the end of a sequence
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* of simultaneous touch events. (Since: 1.22)
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* @GST_NAVIGATION_EVENT_TOUCH_CANCEL: An event cancelling all currently active
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* touch points. (Since: 1.22)
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*
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* Enum values for the various events that an element implementing the
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* GstNavigation interface might send up the pipeline. Touch events have been
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* inspired by the libinput API, and have the same meaning here.
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*/
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typedef enum {
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GST_NAVIGATION_EVENT_INVALID = 0,
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GST_NAVIGATION_EVENT_KEY_PRESS = 1,
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GST_NAVIGATION_EVENT_KEY_RELEASE = 2,
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GST_NAVIGATION_EVENT_MOUSE_BUTTON_PRESS = 3,
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GST_NAVIGATION_EVENT_MOUSE_BUTTON_RELEASE = 4,
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GST_NAVIGATION_EVENT_MOUSE_MOVE = 5,
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GST_NAVIGATION_EVENT_COMMAND = 6,
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/**
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* GST_NAVIGATION_EVENT_MOUSE_SCROLL:
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*
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* A mouse scroll event. Use gst_navigation_event_parse_mouse_scroll_event()
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* to extract the details from the event.
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*
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* Since: 1.18
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*/
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GST_NAVIGATION_EVENT_MOUSE_SCROLL = 7,
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/**
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* GST_NAVIGATION_EVENT_TOUCH_DOWN:
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*
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* An event describing a new touch point, which will be assigned an identifier
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* that is unique to it for the duration of its movement on the screen.
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* Use gst_navigation_event_parse_touch_event() to extract the details
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* from the event.
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*
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* Since: 1.22
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*/
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GST_NAVIGATION_EVENT_TOUCH_DOWN = 8,
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/**
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* GST_NAVIGATION_EVENT_TOUCH_MOTION:
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*
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* An event describing the movement of an active touch point across
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* the screen. Use gst_navigation_event_parse_touch_event() to extract
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* the details from the event.
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*
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* Since: 1.22
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*/
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GST_NAVIGATION_EVENT_TOUCH_MOTION = 9,
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/**
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* GST_NAVIGATION_EVENT_TOUCH_UP:
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*
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* An event describing a removed touch point. After this event,
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* its identifier may be reused for any new touch points.
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* Use gst_navigation_event_parse_touch_up_event() to extract the details
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* from the event.
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*
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* Since: 1.22
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*/
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GST_NAVIGATION_EVENT_TOUCH_UP = 10,
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/**
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* GST_NAVIGATION_EVENT_TOUCH_FRAME:
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*
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* An event signaling the end of a sequence of simultaneous touch events.
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*
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* Since: 1.22
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*/
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GST_NAVIGATION_EVENT_TOUCH_FRAME = 11,
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/**
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* GST_NAVIGATION_EVENT_TOUCH_CANCEL:
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*
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* An event cancelling all currently active touch points.
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*
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* Since: 1.22
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*/
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GST_NAVIGATION_EVENT_TOUCH_CANCEL = 12,
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} GstNavigationEventType;
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GST_VIDEO_API
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GstNavigationEventType gst_navigation_event_get_type (GstEvent *event);
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GST_VIDEO_API
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GstEvent* gst_navigation_event_new_key_press (const gchar * key,
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|
GstNavigationModifierType state) G_GNUC_MALLOC;
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|
|
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GST_VIDEO_API
|
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GstEvent* gst_navigation_event_new_key_release (const gchar * key,
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|
GstNavigationModifierType state) G_GNUC_MALLOC;
|
|
|
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GST_VIDEO_API
|
|
GstEvent* gst_navigation_event_new_mouse_button_press (gint button, gdouble x,
|
|
gdouble y,
|
|
GstNavigationModifierType state) G_GNUC_MALLOC;
|
|
|
|
GST_VIDEO_API
|
|
GstEvent* gst_navigation_event_new_mouse_button_release (gint button, gdouble x,
|
|
gdouble y,
|
|
GstNavigationModifierType state) G_GNUC_MALLOC;
|
|
|
|
GST_VIDEO_API
|
|
GstEvent* gst_navigation_event_new_mouse_move (gdouble x,
|
|
gdouble y,
|
|
GstNavigationModifierType state) G_GNUC_MALLOC;
|
|
|
|
GST_VIDEO_API
|
|
GstEvent* gst_navigation_event_new_mouse_scroll (gdouble x, gdouble y,
|
|
gdouble delta_x, gdouble delta_y,
|
|
GstNavigationModifierType state) G_GNUC_MALLOC;
|
|
|
|
GST_VIDEO_API
|
|
GstEvent* gst_navigation_event_new_command (GstNavigationCommand command) G_GNUC_MALLOC;
|
|
|
|
GST_VIDEO_API
|
|
GstEvent* gst_navigation_event_new_touch_down (guint identifier,
|
|
gdouble x, gdouble y,
|
|
gdouble pressure,
|
|
GstNavigationModifierType state) G_GNUC_MALLOC;
|
|
|
|
GST_VIDEO_API
|
|
GstEvent* gst_navigation_event_new_touch_motion (guint identifier,
|
|
gdouble x, gdouble y,
|
|
gdouble pressure,
|
|
GstNavigationModifierType state) G_GNUC_MALLOC;
|
|
|
|
GST_VIDEO_API
|
|
GstEvent* gst_navigation_event_new_touch_up (guint identifier,
|
|
gdouble x, gdouble y,
|
|
GstNavigationModifierType state) G_GNUC_MALLOC;
|
|
|
|
GST_VIDEO_API
|
|
GstEvent* gst_navigation_event_new_touch_frame (GstNavigationModifierType state) G_GNUC_MALLOC;
|
|
|
|
GST_VIDEO_API
|
|
GstEvent* gst_navigation_event_new_touch_cancel (GstNavigationModifierType state) G_GNUC_MALLOC;
|
|
|
|
GST_VIDEO_API
|
|
gboolean gst_navigation_event_parse_key_event (GstEvent *event,
|
|
const gchar **key);
|
|
|
|
GST_VIDEO_API
|
|
gboolean gst_navigation_event_parse_mouse_button_event (GstEvent *event,
|
|
gint *button, gdouble *x, gdouble *y);
|
|
|
|
GST_VIDEO_API
|
|
gboolean gst_navigation_event_parse_mouse_move_event (GstEvent *event,
|
|
gdouble *x, gdouble *y);
|
|
|
|
GST_VIDEO_API
|
|
gboolean gst_navigation_event_parse_mouse_scroll_event (GstEvent *event,
|
|
gdouble *x, gdouble *y,
|
|
gdouble *delta_x, gdouble *delta_y);
|
|
|
|
GST_VIDEO_API
|
|
gboolean gst_navigation_event_parse_command (GstEvent *event,
|
|
GstNavigationCommand *command);
|
|
|
|
GST_VIDEO_API
|
|
gboolean gst_navigation_event_parse_touch_event (GstEvent * event,
|
|
guint * identifier,
|
|
gdouble * x, gdouble * y,
|
|
gdouble * pressure);
|
|
|
|
GST_VIDEO_API
|
|
gboolean gst_navigation_event_parse_touch_up_event (GstEvent * event,
|
|
guint * identifier,
|
|
gdouble * x, gdouble * y);
|
|
|
|
GST_VIDEO_API
|
|
gboolean gst_navigation_event_get_coordinates (GstEvent * event,
|
|
gdouble * x, gdouble * y);
|
|
|
|
GST_VIDEO_API
|
|
gboolean gst_navigation_event_set_coordinates (GstEvent * event,
|
|
gdouble x, gdouble y);
|
|
|
|
/* interface virtual function wrappers */
|
|
|
|
GST_VIDEO_DEPRECATED_FOR(gst_navigation_send_event_simple)
|
|
void gst_navigation_send_event (GstNavigation *navigation,
|
|
GstStructure *structure);
|
|
|
|
GST_VIDEO_DEPRECATED_FOR(gst_navigation_send_event_simple)
|
|
void gst_navigation_send_key_event (GstNavigation *navigation,
|
|
const char *event, const char *key);
|
|
|
|
GST_VIDEO_DEPRECATED_FOR(gst_navigation_send_event_simple)
|
|
void gst_navigation_send_mouse_event (GstNavigation *navigation,
|
|
const char *event, int button, double x, double y);
|
|
|
|
GST_VIDEO_DEPRECATED_FOR(gst_navigation_send_event_simple)
|
|
void gst_navigation_send_mouse_scroll_event (GstNavigation *navigation,
|
|
double x, double y, double delta_x, double delta_y);
|
|
|
|
GST_VIDEO_DEPRECATED_FOR(gst_navigation_send_event_simple)
|
|
void gst_navigation_send_command (GstNavigation *navigation,
|
|
GstNavigationCommand command);
|
|
|
|
GST_VIDEO_API
|
|
void gst_navigation_send_event_simple (GstNavigation *navigation,
|
|
GstEvent *event);
|
|
|
|
GST_VIDEO_API
|
|
gboolean gst_navigation_event_parse_modifier_state (GstEvent *event,
|
|
GstNavigationModifierType *state);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GST_NAVIGATION_H__ */
|