input_internal.h 4.97 KB
Newer Older
Laurent Aimar's avatar
Laurent Aimar committed
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55
/*****************************************************************************
 * input_internal.h:
 *****************************************************************************
 * Copyright (C) 1998-2004 VideoLAN
 * $Id: input.c 7955 2004-06-07 22:21:33Z fenrir $
 *
 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
 *****************************************************************************/

#ifndef _INPUT_INTERNAL_H
#define _INPUT_INTERNAL_H 1

enum input_control_e
{
    INPUT_CONTROL_SET_DIE,

    INPUT_CONTROL_SET_STATE,

    INPUT_CONTROL_SET_RATE,
    INPUT_CONTROL_SET_RATE_SLOWER,
    INPUT_CONTROL_SET_RATE_FASTER,

    INPUT_CONTROL_SET_POSITION,
    INPUT_CONTROL_SET_POSITION_OFFSET,

    INPUT_CONTROL_SET_TIME,
    INPUT_CONTROL_SET_TIME_OFFSET,

    INPUT_CONTROL_SET_PROGRAM,

    INPUT_CONTROL_SET_TITLE,
    INPUT_CONTROL_SET_TITLE_NEXT,
    INPUT_CONTROL_SET_TITLE_PREV,

    INPUT_CONTROL_SET_SEEKPOINT,
    INPUT_CONTROL_SET_SEEKPOINT_NEXT,
    INPUT_CONTROL_SET_SEEKPOINT_PREV,

    INPUT_CONTROL_SET_BOOKMARK,

    INPUT_CONTROL_SET_ES,
56 57 58

    INPUT_CONTROL_SET_AUDIO_DELAY,
    INPUT_CONTROL_SET_SPU_DELAY,
59 60

    INPUT_CONTROL_ADD_SLAVE,
Laurent Aimar's avatar
Laurent Aimar committed
61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104
};

/* Internal helpers */
static inline void input_ControlPush( input_thread_t *p_input,
                                      int i_type, vlc_value_t *p_val )
{
    vlc_mutex_lock( &p_input->lock_control );
    if( i_type == INPUT_CONTROL_SET_DIE )
    {
        /* Special case, empty the control */
        p_input->i_control = 1;
        p_input->control[0].i_type = i_type;
        memset( &p_input->control[0].val, 0, sizeof( vlc_value_t ) );
    }
    else
    {
        if( p_input->i_control >= INPUT_CONTROL_FIFO_SIZE )
        {
            msg_Err( p_input, "input control fifo overflow, trashing type=%d",
                     i_type );
            vlc_mutex_unlock( &p_input->lock_control );
            return;
        }
        p_input->control[p_input->i_control].i_type = i_type;
        if( p_val )
            p_input->control[p_input->i_control].val = *p_val;
        else
            memset( &p_input->control[p_input->i_control].val, 0,
                    sizeof( vlc_value_t ) );

        p_input->i_control++;
    }
    vlc_mutex_unlock( &p_input->lock_control );
}

/* var.c */
void input_ControlVarInit ( input_thread_t * );
void input_ControlVarClean( input_thread_t * );
void input_ControlVarNavigation( input_thread_t * );
void input_ControlVarTitle( input_thread_t *, int i_title );

void input_ConfigVarInit ( input_thread_t * );

/* stream.c */
105
stream_t *stream_AccessNew( access_t *p_access, vlc_bool_t );
Laurent Aimar's avatar
Laurent Aimar committed
106 107
void stream_AccessDelete( stream_t *s );
void stream_AccessReset( stream_t *s );
108
void stream_AccessUpdate( stream_t *s );
Laurent Aimar's avatar
Laurent Aimar committed
109

Laurent Aimar's avatar
 
Laurent Aimar committed
110 111 112
/* decoder.c FIXME make it public ?*/
void       input_DecoderDiscontinuity( decoder_t * p_dec );
vlc_bool_t input_DecoderEmpty( decoder_t * p_dec );
Laurent Aimar's avatar
Laurent Aimar committed
113
void       input_DecoderPreroll( decoder_t *p_dec, int64_t i_preroll_end );
Laurent Aimar's avatar
Laurent Aimar committed
114 115

/* es_out.c */
Laurent Aimar's avatar
 
Laurent Aimar committed
116 117
es_out_t  *input_EsOutNew( input_thread_t * );
void       input_EsOutDelete( es_out_t * );
Laurent Aimar's avatar
Laurent Aimar committed
118
es_out_id_t *input_EsOutGetFromID( es_out_t *, int i_id );
Laurent Aimar's avatar
 
Laurent Aimar committed
119 120 121
void       input_EsOutDiscontinuity( es_out_t *, vlc_bool_t b_audio );
void       input_EsOutSetDelay( es_out_t *, int i_cat, int64_t );
vlc_bool_t input_EsOutDecodersEmpty( es_out_t * );
Laurent Aimar's avatar
Laurent Aimar committed
122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156

/* clock.c */
enum /* Synchro states */
{
    SYNCHRO_OK     = 0,
    SYNCHRO_START  = 1,
    SYNCHRO_REINIT = 2,
};

typedef struct
{
    /* Synchronization information */
    mtime_t                 delta_cr;
    mtime_t                 cr_ref, sysdate_ref;
    mtime_t                 last_cr; /* reference to detect unexpected stream
                                      * discontinuities                      */
    mtime_t                 last_pts;
    count_t                 c_average_count;
                           /* counter used to compute dynamic average values */
    int                     i_synchro_state;

    vlc_bool_t              b_master;

    /* Config */
    int                     i_cr_average;
} input_clock_t;

void input_ClockInit( input_clock_t *, vlc_bool_t b_master, int i_cr_average );
void    input_ClockSetPCR( input_thread_t *, input_clock_t *, mtime_t );
mtime_t input_ClockGetTS( input_thread_t *, input_clock_t *, mtime_t );

/* Subtitles */
char **subtitles_Detect( input_thread_t *, char* path, char *fname );

#endif