mp_core.h

   1 #ifndef MPLAYER_MP_CORE_H
   2 #define MPLAYER_MP_CORE_H
   3
   4 #include "options.h"
   5 #include "mixer.h"
   6 #include "subreader.h"
   7
   8 // definitions used internally by the core player code
   9
  10 #define INITIALIZED_VO      1
  11 #define INITIALIZED_AO      2
  12 #define INITIALIZED_GUI     4
  13 #define INITIALIZED_GETCH2  8
  14 #define INITIALIZED_SPUDEC  32
  15 #define INITIALIZED_STREAM  64
  16 #define INITIALIZED_VOBSUB  256
  17 #define INITIALIZED_DEMUXER 512
  18 #define INITIALIZED_ACODEC  1024
  19 #define INITIALIZED_VCODEC  2048
  20 #define INITIALIZED_ALL     0xFFFF
  21
  22
  23 #define SUB_SOURCE_SUBS 0
  24 #define SUB_SOURCE_VOBSUB 1
  25 #define SUB_SOURCE_DEMUX 2
  26 #define SUB_SOURCES 3
  27
  28
  29 enum stop_play_reason {
  30     KEEP_PLAYING = 0,  // must be 0, numeric values of others do not matter
  31     AT_END_OF_FILE,
  32     PT_NEXT_ENTRY,
  33     PT_PREV_ENTRY,
  34     PT_NEXT_SRC,
  35     PT_PREV_SRC,
  36     PT_UP_NEXT,
  37     PT_UP_PREV,
  38     PT_STOP,
  39 };
  40
  41 typedef enum {
  42   EXIT_NONE,
  43   EXIT_QUIT,
  44   EXIT_EOF,
  45   EXIT_ERROR
  46 } exit_reason_t;
  47
  48 typedef struct MPContext {
  49     struct MPOpts opts;
  50     struct m_config *mconfig;
  51     struct vo_x11_state *x11_state;
  52     struct mp_fifo *key_fifo;
  53     struct input_ctx *input;
  54     struct osd_state *osd;
  55     int osd_show_percentage;
  56     int osd_function;
  57     const ao_functions_t *audio_out;
  58     struct play_tree *playtree;
  59     struct play_tree_iter *playtree_iter;
  60     char *filename; // currently playing file
  61     enum stop_play_reason stop_play;
  62     int play_tree_step;
  63     unsigned int initialized_flags;  // which subsystems have been initialized
  64
  65     struct stream *stream;
  66     struct demuxer *demuxer;
  67     struct sh_audio *sh_audio;
  68     struct sh_video *sh_video;
  69     struct demux_stream *d_audio;
  70     struct demux_stream *d_video;
  71     struct demux_stream *d_sub;
  72     mixer_t mixer;
  73     struct vo *video_out;
  74     // Frames buffered in the vo ready to flip. Currently always 0 or 1.
  75     // This is really a vo variable but currently there's no suitable vo
  76     // struct.
  77     int num_buffered_frames;
  78
  79     // AV sync: the next frame should be shown when the audio out has this
  80     // much (in seconds) buffered data left. Increased when more data is
  81     // written to the ao, decreased when moving to the next frame.
  82     // In the audio-only case used as a timer since the last seek
  83     // by the audio CPU usage meter.
  84     double delay;
  85     // AV sync: time until next frame should be shown
  86     float time_frame;
  87
  88     // Timestamp from the last time some timing functions read the
  89     // current time, in (occasionally wrapping) microseconds. Used
  90     // to turn a new time value to a delta from last time.
  91     unsigned int last_time;
  92
  93     // Used to communicate the parameters of a seek between parts
  94     float rel_seek_secs;
  95     int abs_seek_pos;
  96
  97     float begin_skip; ///< start time of the current skip while on edlout mode
  98     // audio is muted if either EDL or user activates mute
  99     short edl_muted; ///< Stores whether EDL is currently in muted mode.
 100     short user_muted; ///< Stores whether user wanted muted mode.
 101
 102     int global_sub_size; // this encompasses all subtitle sources
 103     int global_sub_pos; // this encompasses all subtitle sources
 104     int set_of_sub_pos;
 105     int set_of_sub_size;
 106     int global_sub_indices[SUB_SOURCES];
 107     // set_of_ass_tracks[i] contains subtitles from set_of_subtitles[i]
 108     // parsed by libass or NULL if format unsupported
 109     struct ass_track_s *set_of_ass_tracks[MAX_SUBTITLE_FILES];
 110     sub_data* set_of_subtitles[MAX_SUBTITLE_FILES];
 111
 112     int file_format;
 113
 114     int last_dvb_step;
 115     int dvbin_reopen;
 116
 117     int paused;
 118     // step this many frames, then pause
 119     int step_frames;
 120
 121 #ifdef CONFIG_DVDNAV
 122     struct mp_image *nav_smpi; ///< last decoded dvdnav video image
 123     unsigned char *nav_buffer;   ///< last read dvdnav video frame
 124     unsigned char *nav_start;    ///< pointer to last read video buffer
 125     int            nav_in_size;  ///< last read size
 126 #endif
 127 } MPContext;
 128
 129
 130 // Most of these should not be globals
 131 extern FILE *edl_fd;
 132 extern int file_filter;
 133 // These appear in options list
 134 extern int forced_subs_only;
 135
 136 struct ao_data;
 137 int build_afilter_chain(struct MPContext *mpctx, struct sh_audio *sh_audio, struct ao_data *ao_data);
 138 void uninit_player(struct MPContext *mpctx, unsigned int mask);
 139 void reinit_audio_chain(struct MPContext *mpctx);
 140 void init_vo_spudec(struct MPContext *mpctx);
 141 double playing_audio_pts(struct MPContext *mpctx);
 142 void exit_player_with_rc(struct MPContext *mpctx, exit_reason_t how, int rc);
 143 void add_subtitles(struct MPContext *mpctx, char *filename, float fps, int noerr);
 144 int reinit_video_chain(struct MPContext *mpctx);
 145 void pause_player(struct MPContext *mpctx);
 146 void unpause_player(struct MPContext *mpctx);
 147 void add_step_frame(struct MPContext *mpctx);
 148
 149 #endif /* MPLAYER_MP_CORE_H */