1 /*****************************************************************************
2 * vout_internal.h : Internal vout definitions
3 *****************************************************************************
4 * Copyright (C) 2008 the VideoLAN team
5 * Copyright (C) 2008 Laurent Aimar
8 * Authors: Laurent Aimar < fenrir _AT_ videolan _DOT_ org >
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
26 #if defined(__PLUGIN__) || defined(__BUILTIN__) || !defined(__LIBVLC__)
27 # error This header file can only be included from LibVLC.
30 #ifndef _VOUT_INTERNAL_H
31 #define _VOUT_INTERNAL_H 1
33 #include <vlc_picture_fifo.h>
34 #include <vlc_picture_pool.h>
35 #include "vout_control.h"
37 #include "statistic.h"
40 /* Number of pictures required to computes the FPS rate */
41 #define VOUT_FPS_SAMPLES 20
44 typedef struct vout_sys_t vout_sys_t;
47 struct vout_thread_sys_t
50 char *psz_module_name;
52 /* Video output configuration */
53 config_chain_t *p_cfg;
55 /* Place holder for the vout_wrapper code */
58 /* Thread & synchronization */
60 vlc_cond_t change_wait;
67 vlc_cond_t picture_wait;
82 vlc_mutex_t vfilter_lock; /**< video filter2 lock */
85 unsigned int i_par_num; /**< monitor pixel aspect-ratio */
86 unsigned int i_par_den; /**< monitor pixel aspect-ratio */
90 vout_statistic_t statistic;
97 bool b_first_vout; /* True if it is the first vout of the filter chain */
98 char *psz_filter_chain;
101 /* Video filter2 chain */
102 filter_chain_t *p_vf2_chain;
105 /* Snapshot interface */
106 vout_snapshot_t snapshot;
108 /* Show media title on videoutput */
110 mtime_t i_title_timeout;
111 int i_title_position;
115 /* Subpicture unit */
122 vlc_mutex_t picture_lock; /**< picture heap lock */
123 picture_pool_t *private_pool;
124 picture_pool_t *display_pool;
125 picture_pool_t *decoder_pool;
126 picture_fifo_t *decoder_fifo;
127 bool is_decoder_pool_slow;
128 vout_chrono_t render; /**< picture render time estimator */
130 vlc_mutex_t change_lock; /**< thread change lock */
132 uint16_t i_changes; /**< changes made to the thread.
133 \see \ref vout_changes */
134 unsigned b_fullscreen:1; /**< toogle fullscreen display */
135 unsigned b_on_top:1; /**< stay always on top of other windows */
138 /** \defgroup vout_changes Flags for changes
139 * These flags are set in the vout_thread_t::i_changes field when another
140 * thread changed a variable
143 /** b_autoscale changed */
144 #define VOUT_SCALE_CHANGE 0x0008
145 /** b_on_top changed */
146 #define VOUT_ON_TOP_CHANGE 0x0010
147 /** b_fullscreen changed */
148 #define VOUT_FULLSCREEN_CHANGE 0x0040
149 /** i_zoom changed */
150 #define VOUT_ZOOM_CHANGE 0x0080
151 /** cropping parameters changed */
152 #define VOUT_CROP_CHANGE 0x1000
153 /** aspect ratio changed */
154 #define VOUT_ASPECT_CHANGE 0x2000
159 void vout_IntfInit( vout_thread_t * );
161 /* DO NOT use vout_UsePictureLocked unless you are in src/video_ouput
163 * This function supposes that you call it with picture_lock taken.
165 void vout_UsePictureLocked( vout_thread_t *p_vout, picture_t *p_pic );
168 int vout_OpenWrapper (vout_thread_t *, const char *);
169 void vout_CloseWrapper(vout_thread_t *);
170 int vout_InitWrapper(vout_thread_t *);
171 void vout_EndWrapper(vout_thread_t *);
172 int vout_ManageWrapper(vout_thread_t *);
173 void vout_RenderWrapper(vout_thread_t *, picture_t *);
174 void vout_DisplayWrapper(vout_thread_t *, picture_t *);