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/**
* @file wextern.c
* @brief Dummy video window provider where the size is handled externally
*/
/*****************************************************************************
* Copyright © 2019 VideoLabs, VideoLAN and VideoLAN Authors
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <stdarg.h>
#include <vlc_common.h>
#include <vlc_plugin.h>
#include <vlc_window.h>
#include <vlc/libvlc.h>
#include <vlc/libvlc_picture.h>
#include <vlc/libvlc_media.h>
#include <vlc/libvlc_renderer_discoverer.h>
#include <vlc/libvlc_media_player.h>
static int Open(vlc_window_t *);
vlc_module_begin()
set_shortname(N_("Callback window"))
set_description(N_("External callback window"))
set_subcategory(SUBCAT_VIDEO_VOUT)
set_capability("vout window", 0)
set_callback(Open)
vlc_module_end()
typedef struct {
void *opaque;
libvlc_video_output_set_window_cb setWindowCb;
} wextern_t;
static void WindowResize(void *opaque, unsigned width, unsigned height)
{
vlc_window_t *window = opaque;
vlc_window_ReportSize(window, width, height);
}
static void WindowMouseMoved(void *opaque, int x, int y)
{
vlc_window_t *window = opaque;
vlc_window_ReportMouseMoved(window, x, y);
}
static void WindowMousePress(void *opaque, libvlc_video_output_mouse_button_t button)
{
vlc_window_t *window = opaque;
vlc_window_ReportMousePressed(window, button);
}
static void WindowMouseRelease(void *opaque, libvlc_video_output_mouse_button_t button)
{
vlc_window_t *window = opaque;
vlc_window_ReportMouseReleased(window, button);
}
static int Enable(struct vlc_window *wnd, const vlc_window_cfg_t *wcfg)
{
wextern_t *sys = wnd->sys;
if ( sys->setWindowCb != NULL )
/* bypass the size handling as the window doesn't handle the size */
sys->setWindowCb( sys->opaque,
WindowResize,
WindowMouseMoved, WindowMousePress, WindowMouseRelease,
wnd );
(void) wcfg;
return VLC_SUCCESS;
}
static void Disable(struct vlc_window *wnd)
{
wextern_t *sys = wnd->sys;
if ( sys->setWindowCb != NULL )
sys->setWindowCb( sys->opaque, NULL, NULL, NULL, NULL, NULL );
}
static const struct vlc_window_operations ops = {
.enable = Enable,
.disable = Disable,
// .resize: don't let the core resize us on zoom/crop/ar changes
// the display module should do the ReportSize for us
};
static int Open(vlc_window_t *wnd)
{
wextern_t *sys = vlc_obj_malloc(VLC_OBJECT(wnd), sizeof(*sys));
if (unlikely(sys==NULL))
return VLC_ENOMEM;
sys->opaque = var_InheritAddress( wnd, "vout-cb-opaque" );
sys->setWindowCb = var_InheritAddress( wnd, "vout-cb-window-cb" );
wnd->sys = sys;
wnd->type = VLC_WINDOW_TYPE_DUMMY;
wnd->ops = &ops;
wnd->info.has_double_click = false;
return VLC_SUCCESS;
}