1 /*****************************************************************************
3 *****************************************************************************
4 * Copyright (C) 1999-2001 VideoLAN
5 * $Id: ninput.h,v 1.21 2003/11/30 17:29:03 fenrir Exp $
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
31 ES_OUT_MODE_NONE, /* don't select anything */
32 ES_OUT_MODE_ALL, /* eg for stream output */
33 ES_OUT_MODE_AUTO /* best audio/video or for input follow audio-channel, spu-channel */
38 /* activate apply of mode */
39 ES_OUT_SET_ACTIVE, /* arg1= vlc_bool_t */
40 /* see if mode is currently aplied or not */
41 ES_OUT_GET_ACTIVE, /* arg1= vlc_bool_t* */
44 ES_OUT_SET_MODE, /* arg1= int */
45 ES_OUT_GET_MODE, /* arg2= int* */
47 /* set es selected for the es category(audio/video/spu) */
48 ES_OUT_SET_ES, /* arg1= es_out_id_t* */
50 /* force selection/unselection of the ES (bypass current mode)*/
51 ES_OUT_SET_ES_STATE,/* arg1= es_out_id_t* arg2=vlc_bool_t */
52 ES_OUT_GET_ES_STATE,/* arg1= es_out_id_t* arg2=vlc_bool_t* */
54 /* XXX XXX XXX Don't use them YET !!! */
55 ES_OUT_SET_PCR, /* arg1= int i_group, arg2=int64_t i_pcr(microsecond!)*/
56 ES_OUT_RESET_PCR, /* no arg */
61 es_out_id_t *(*pf_add) ( es_out_t *, es_format_t * );
62 int (*pf_send) ( es_out_t *, es_out_id_t *, block_t * );
63 void (*pf_del) ( es_out_t *, es_out_id_t * );
64 int (*pf_control)( es_out_t *, int i_query, va_list );
69 static inline es_out_id_t * es_out_Add( es_out_t *out, es_format_t *fmt )
71 return out->pf_add( out, fmt );
73 static inline void es_out_Del( es_out_t *out, es_out_id_t *id )
75 out->pf_del( out, id );
77 static inline int es_out_Send( es_out_t *out, es_out_id_t *id,
80 return out->pf_send( out, id, p_block );
83 static inline int es_out_vaControl( es_out_t *out, int i_query, va_list args )
85 return out->pf_control( out, i_query, args );
87 static inline int es_out_Control( es_out_t *out, int i_query, ... )
92 va_start( args, i_query );
93 i_result = es_out_vaControl( out, i_query, args );
99 * \defgroup stream Stream
101 * This will allow you to easily handle read/seek in demuxer modules.
106 * Possible commands to send to stream_Control() and stream_vaControl()
111 STREAM_CAN_SEEK, /**< arg1= vlc_bool_t * res=cannot fail*/
112 STREAM_CAN_FASTSEEK, /**< arg1= vlc_bool_t * res=cannot fail*/
115 STREAM_SET_POSITION, /**< arg1= int64_t res=can fail */
116 STREAM_GET_POSITION, /**< arg1= int64_t * res=cannot fail*/
118 STREAM_GET_SIZE, /**< arg1= int64_t * res=cannot fail (0 if no sense)*/
122 VLC_EXPORT( stream_t *, stream_OpenInput, ( input_thread_t * ) );
123 VLC_EXPORT( void, stream_Release, ( stream_t * ) );
124 VLC_EXPORT( int, stream_vaControl, ( stream_t *, int i_query, va_list ) );
125 VLC_EXPORT( int, stream_Control, ( stream_t *, int i_query, ... ) );
126 VLC_EXPORT( int, stream_Read, ( stream_t *, void *p_read, int i_read ) );
127 VLC_EXPORT( int, stream_Peek, ( stream_t *, uint8_t **pp_peek, int i_peek ) );
128 VLC_EXPORT( data_packet_t *,stream_DataPacket, ( stream_t *, int i_size, vlc_bool_t b_force ) );
129 VLC_EXPORT( pes_packet_t *, stream_PesPacket, ( stream_t *, int i_size ) );
130 VLC_EXPORT( block_t *, stream_Block, ( stream_t *, int i_size ) );
132 static int64_t inline stream_Tell( stream_t *s )
135 stream_Control( s, STREAM_GET_POSITION, &i_pos );
139 static int64_t inline stream_Size( stream_t *s )
142 stream_Control( s, STREAM_GET_SIZE, &i_pos );
146 static int inline stream_Seek( stream_t *s, int64_t i_pos )
148 return stream_Control( s, STREAM_SET_POSITION, i_pos );
157 * \defgroup demux Demux
166 /* Module properties */
169 /* eg informative but needed (we can have access+demux) */
175 stream_t *s; /* NULL in case of a access+demux in one */
178 es_out_t *out; /* ou p_es_out */
181 int (*pf_demux) ( demux_t * ); /* demux one frame only */
182 int (*pf_control)( demux_t *, int i_query, va_list args);
188 DEMUX_GET_POSITION, /* arg1= double * res= */
189 DEMUX_SET_POSITION, /* arg1= double res=can fail */
191 DEMUX_GET_TIME, /* arg1= int64_t * res= */
192 DEMUX_SET_TIME, /* arg1= int64_t res=can fail */
194 DEMUX_GET_LENGTH, /* arg1= int64_t * res=can fail */
196 DEMUX_GET_FPS /* arg1= float * res=can fail */
202 VLC_EXPORT( int, demux_vaControl, ( input_thread_t *, int i_query, va_list ) );
203 VLC_EXPORT( int, demux_Control, ( input_thread_t *, int i_query, ... ) );
205 VLC_EXPORT( int, demux_vaControlDefault, ( input_thread_t *, int i_query, va_list ) );
208 /* New demux arch: don't touch that */
209 /* stream_t *s could be null and then it mean a access+demux in one */
210 #define demux2_New( a, b, c, d ) __demux2_New(VLC_OBJECT(a), b, c, d)
211 VLC_EXPORT( demux_t *, __demux2_New, ( vlc_object_t *p_obj, char *psz_mrl, stream_t *s, es_out_t *out ) );
212 VLC_EXPORT( void, demux2_Delete, ( demux_t * ) );
214 static inline int demux2_Demux( demux_t *p_demux )
216 return p_demux->pf_demux( p_demux );
218 static inline int demux2_vaControl( demux_t *p_demux, int i_query, va_list args )
220 return p_demux->pf_control( p_demux, i_query, args );
222 static inline int demux2_Control( demux_t *p_demux, int i_query, ... )
227 va_start( args, i_query );
228 i_result = demux2_vaControl( p_demux, i_query, args );
235 VLC_EXPORT( char **, subtitles_Detect, ( input_thread_t *, char* path, char *fname ) );