/*****************************************************************************
* control.h : vout internal control
*****************************************************************************
* Copyright (C) 2009-2010 Laurent Aimar
*
* Authors: Laurent Aimar <fenrir _AT_ videolan _DOT_ org>
*
* 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.
*****************************************************************************/
#ifndef LIBVLC_VOUT_INTERNAL_CONTROL_H
#define LIBVLC_VOUT_INTERNAL_CONTROL_H
#include <vlc_viewpoint.h>
#include <vlc_threads.h>
/* */
typedef struct {
vlc_mutex_t lock;
vlc_cond_t wait_request;
vlc_cond_t wait_available; /* available: yielding && !is_held */
/* */
bool forced_awake;
bool yielding;
bool is_held;
unsigned pending_count;
} vout_control_t;
/* */
void vout_control_Init(vout_control_t *);
/* controls outside of the vout thread */
void vout_control_Wake(vout_control_t *);
void vout_control_Hold(vout_control_t *);
void vout_control_Release(vout_control_t *);
void vout_control_ReleaseAndWake(vout_control_t *);
/* control inside of the vout thread */
void vout_control_Wait(vout_control_t *, vlc_tick_t deadline);
#endif
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