input_internal.h
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上传日期:2009-03-27
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- /*****************************************************************************
- * 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,
- INPUT_CONTROL_SET_AUDIO_DELAY,
- INPUT_CONTROL_SET_SPU_DELAY,
- };
- /* 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 */
- stream_t *stream_AccessNew( access_t *p_access );
- void stream_AccessDelete( stream_t *s );
- void stream_AccessReset( stream_t *s );
- void stream_AccessUpdate( stream_t *s );
- /* decoder.c FIXME make it public ?*/
- void input_DecoderDiscontinuity( decoder_t * p_dec );
- vlc_bool_t input_DecoderEmpty( decoder_t * p_dec );
- /* es_out.c */
- es_out_t *input_EsOutNew( input_thread_t * );
- void input_EsOutDelete( es_out_t * );
- es_out_id_t *input_EsOutGetFromID( es_out_t *, int i_id );
- 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 * );
- /* 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