src/video_output/vout_internal.h

   1 /*****************************************************************************
   2  * vout_internal.h : Internal vout definitions
   3  *****************************************************************************
   4  * Copyright (C) 2008 VLC authors and VideoLAN
   5  * Copyright (C) 2008 Laurent Aimar
   6  * $Id$
   7  *
   8  * Authors: Laurent Aimar < fenrir _AT_ videolan _DOT_ org >
   9  *
  10  * This program is free software; you can redistribute it and/or modify it
  11  * under the terms of the GNU Lesser General Public License as published by
  12  * the Free Software Foundation; either version 2.1 of the License, or
  13  * (at your option) any later version.
  14  *
  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 Lesser General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public License
  21  * along with this program; if not, write to the Free Software Foundation,
  22  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 #ifndef LIBVLC_VOUT_INTERNAL_H
  26 #define LIBVLC_VOUT_INTERNAL_H 1
  27
  28 #include <vlc_picture_fifo.h>
  29 #include <vlc_picture_pool.h>
  30 #include <vlc_vout_display.h>
  31 #include <vlc_vout_wrapper.h>
  32 #include "vout_control.h"
  33 #include "control.h"
  34 #include "snapshot.h"
  35 #include "statistic.h"
  36 #include "chrono.h"
  37
  38 /* It should be high enough to absorbe jitter due to difficult picture(s)
  39  * to decode but not too high as memory is not that cheap.
  40  *
  41  * It can be made lower at compilation time if needed, but performance
  42  * may be degraded.
  43  */
  44 #define VOUT_MAX_PICTURES (20)
  45
  46 /* */
  47 struct vout_thread_sys_t
  48 {
  49     /* Splitter module if used */
  50     char            *splitter_name;
  51
  52     /* Input thread for dvd menu interactions */
  53     vlc_object_t    *input;
  54
  55     /* */
  56     video_format_t  original;   /* Original format ie coming from the decoder */
  57     unsigned        dpb_size;
  58
  59     /* Snapshot interface */
  60     vout_snapshot_t snapshot;
  61
  62     /* Statistics */
  63     vout_statistic_t statistic;
  64
  65     /* Subpicture unit */
  66     vlc_mutex_t     spu_lock;
  67     spu_t           *spu;
  68     vlc_fourcc_t    spu_blend_chroma;
  69     filter_t        *spu_blend;
  70
  71     /* Video output window */
  72     vout_window_t   *window;
  73
  74     /* Thread & synchronization */
  75     vlc_thread_t    thread;
  76     bool            dead;
  77     vout_control_t  control;
  78
  79     /* */
  80     struct {
  81         char           *title;
  82         vout_display_t *vd;
  83         bool           use_dr;
  84     } display;
  85
  86     struct {
  87         mtime_t     date;
  88         mtime_t     timestamp;
  89         bool        is_interlaced;
  90         picture_t   *decoded;
  91         picture_t   *current;
  92         picture_t   *next;
  93     } displayed;
  94
  95     struct {
  96         mtime_t     last;
  97         mtime_t     timestamp;
  98     } step;
  99
 100     struct {
 101         bool        is_on;
 102         mtime_t     date;
 103     } pause;
 104
 105     /* OSD title configuration */
 106     struct {
 107         bool        show;
 108         mtime_t     timeout;
 109         int         position;
 110     } title;
 111
 112     struct {
 113         bool        is_interlaced;
 114         mtime_t     date;
 115     } interlacing;
 116
 117     /* */
 118     bool            is_late_dropped;
 119
 120     /* Video filter2 chain */
 121     struct {
 122         vlc_mutex_t     lock;
 123         char            *configuration;
 124         video_format_t  format;
 125         struct filter_chain_t *chain_static;
 126         struct filter_chain_t *chain_interactive;
 127         bool            has_deint;
 128     } filter;
 129
 130     /* */
 131     vlc_mouse_t     mouse;
 132
 133     /* */
 134     picture_pool_t  *private_pool;
 135     picture_pool_t  *display_pool;
 136     picture_pool_t  *decoder_pool;
 137     picture_fifo_t  *decoder_fifo;
 138     vout_chrono_t   render;           /**< picture render time estimator */
 139 };
 140
 141 /* TODO to move them to vlc_vout.h */
 142 void vout_ControlChangeFullscreen(vout_thread_t *, bool fullscreen);
 143 void vout_ControlChangeWindowState(vout_thread_t *, unsigned state);
 144 void vout_ControlChangeDisplayFilled(vout_thread_t *, bool is_filled);
 145 void vout_ControlChangeZoom(vout_thread_t *, int num, int den);
 146 void vout_ControlChangeSampleAspectRatio(vout_thread_t *, unsigned num, unsigned den);
 147 void vout_ControlChangeCropRatio(vout_thread_t *, unsigned num, unsigned den);
 148 void vout_ControlChangeCropWindow(vout_thread_t *, int x, int y, int width, int height);
 149 void vout_ControlChangeCropBorder(vout_thread_t *, int left, int top, int right, int bottom);
 150 void vout_ControlChangeFilters(vout_thread_t *, const char *);
 151 void vout_ControlChangeSubSources(vout_thread_t *, const char *);
 152 void vout_ControlChangeSubFilters(vout_thread_t *, const char *);
 153 void vout_ControlChangeSubMargin(vout_thread_t *, int);
 154 void vout_ControlChangeViewpoint( vout_thread_t *, const vlc_viewpoint_t *);
 155
 156 /* */
 157 void vout_IntfInit( vout_thread_t * );
 158 void vout_IntfReinit( vout_thread_t * );
 159
 160 /* */
 161 int  vout_OpenWrapper (vout_thread_t *, const char *, const vout_display_state_t *);
 162 void vout_CloseWrapper(vout_thread_t *, vout_display_state_t *);
 163 int  vout_InitWrapper(vout_thread_t *);
 164 void vout_EndWrapper(vout_thread_t *);
 165 void vout_ManageWrapper(vout_thread_t *);
 166
 167 /* */
 168 int spu_ProcessMouse(spu_t *, const vlc_mouse_t *, const video_format_t *);
 169 void spu_Attach( spu_t *, vlc_object_t *input, bool );
 170 void spu_ChangeMargin(spu_t *, int);
 171
 172 #endif